optimize conversation / message insert

Co-authored-by: hobo.l <hobo.l@binance.com>

.github/workflows/api-tests.yml

@@ -27,18 +27,17 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Install Poetry
-        uses: abatilo/actions-poetry@v3
-
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
-          cache: 'poetry'
           cache-dependency-path: |
             api/pyproject.toml
             api/poetry.lock
 
+      - name: Install Poetry
+        uses: abatilo/actions-poetry@v3
+
       - name: Check Poetry lockfile
         run: |
           poetry check -C api --lock

.github/workflows/build-push.yml

@@ -5,6 +5,7 @@ on:
     branches:
       - "main"
       - "deploy/dev"
+      - "fix/redis-slow-in-gevent"
   release:
     types: [published]
 

.github/workflows/db-migration-test.yml

@@ -23,18 +23,17 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Install Poetry
-        uses: abatilo/actions-poetry@v3
-
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
-          cache: 'poetry'
           cache-dependency-path: |
             api/pyproject.toml
             api/poetry.lock
 
+      - name: Install Poetry
+        uses: abatilo/actions-poetry@v3
+
       - name: Install dependencies
         run: poetry install -C api
 

.github/workflows/style.yml

@@ -24,15 +24,16 @@ jobs:
         with:
           files: api/**
 
-      - name: Install Poetry
-        uses: abatilo/actions-poetry@v3
-
       - name: Set up Python
         uses: actions/setup-python@v5
         if: steps.changed-files.outputs.any_changed == 'true'
         with:
           python-version: '3.10'
 
+      - name: Install Poetry
+        if: steps.changed-files.outputs.any_changed == 'true'
+        uses: abatilo/actions-poetry@v3
+
       - name: Python dependencies
         if: steps.changed-files.outputs.any_changed == 'true'
         run: poetry install -C api --only lint

.gitignore

@@ -175,6 +175,8 @@ docker/volumes/pgvector/data/*
 docker/volumes/pgvecto_rs/data/*
 
 docker/nginx/conf.d/default.conf
+docker/nginx/ssl/*
+!docker/nginx/ssl/.gitkeep
 docker/middleware.env
 
 sdks/python-client/build

LICENSE

@@ -6,8 +6,9 @@ Dify is licensed under the Apache License 2.0, with the following additional con
 
 a. Multi-tenant service: Unless explicitly authorized by Dify in writing, you may not use the Dify source code to operate a multi-tenant environment. 
     - Tenant Definition: Within the context of Dify, one tenant corresponds to one workspace. The workspace provides a separated area for each tenant's data and configurations.
-
-b. LOGO and copyright information: In the process of using Dify's frontend components, you may not remove or modify the LOGO or copyright information in the Dify console or applications. This restriction is inapplicable to uses of Dify that do not involve its frontend components.
+    
+b. LOGO and copyright information: In the process of using Dify's frontend, you may not remove or modify the LOGO or copyright information in the Dify console or applications. This restriction is inapplicable to uses of Dify that do not involve its frontend.
+    - Frontend Definition: For the purposes of this license, the "frontend" of Dify includes all components located in the `web/` directory when running Dify from the raw source code, or the "web" image when running Dify with Docker.
 
 Please contact business@dify.ai by email to inquire about licensing matters.
 

README.md

@@ -168,7 +168,7 @@ Star Dify on GitHub and be instantly notified of new releases.
 > Before installing Dify, make sure your machine meets the following minimum system requirements:
 > 
 >- CPU >= 2 Core
->- RAM >= 4GB
+>- RAM >= 4 GiB
 
 </br>
 

README_CN.md

@@ -154,7 +154,7 @@ Dify 是一个开源的 LLM 应用开发平台。其直观的界面结合了 AI
 我们提供[ Dify 云服务](https://dify.ai)，任何人都可以零设置尝试。它提供了自部署版本的所有功能，并在沙盒计划中包含 200 次免费的 GPT-4 调用。
 
 - **自托管 Dify 社区版</br>**
-使用这个[入门指南](#quick-start)快速在您的环境中运行 Dify。
+使用这个[入门指南](#快速启动)快速在您的环境中运行 Dify。
 使用我们的[文档](https://docs.dify.ai)进行进一步的参考和更深入的说明。
 
 - **面向企业/组织的 Dify</br>**
@@ -174,7 +174,7 @@ Dify 是一个开源的 LLM 应用开发平台。其直观的界面结合了 AI
 在安装 Dify 之前，请确保您的机器满足以下最低系统要求：
 
 - CPU >= 2 Core
-- RAM >= 4GB
+- RAM >= 4 GiB
 
 ### 快速启动
 

api/.env.example

@@ -42,7 +42,7 @@ DB_DATABASE=dify
 
 # Storage configuration
 # use for store upload files, private keys...
-# storage type: local, s3, azure-blob, google-storage, tencent-cos, huawei-obs, volcengine-tos, baidu-obs, supabase
+# storage type: local, s3, aliyun-oss, azure-blob, baidu-obs, google-storage, huawei-obs, oci-storage, tencent-cos, volcengine-tos, supabase
 STORAGE_TYPE=local
 STORAGE_LOCAL_PATH=storage
 S3_USE_AWS_MANAGED_IAM=false
@@ -111,7 +111,7 @@ SUPABASE_URL=your-server-url
 WEB_API_CORS_ALLOW_ORIGINS=http://127.0.0.1:3000,*
 CONSOLE_CORS_ALLOW_ORIGINS=http://127.0.0.1:3000,*
 
-# Vector database configuration, support: weaviate, qdrant, milvus, myscale, relyt, pgvecto_rs, pgvector, pgvector, chroma, opensearch, tidb_vector, vikingdb
+# Vector database configuration, support: weaviate, qdrant, milvus, myscale, relyt, pgvecto_rs, pgvector, pgvector, chroma, opensearch, tidb_vector, vikingdb, upstash
 VECTOR_STORE=weaviate
 
 # Weaviate configuration
@@ -220,6 +220,10 @@ BAIDU_VECTOR_DB_DATABASE=dify
 BAIDU_VECTOR_DB_SHARD=1
 BAIDU_VECTOR_DB_REPLICAS=3
 
+# Upstash configuration
+UPSTASH_VECTOR_URL=your-server-url
+UPSTASH_VECTOR_TOKEN=your-access-token
+
 # ViKingDB configuration
 VIKINGDB_ACCESS_KEY=your-ak
 VIKINGDB_SECRET_KEY=your-sk
@@ -233,10 +237,13 @@ VIKINGDB_SOCKET_TIMEOUT=30
 UPLOAD_FILE_SIZE_LIMIT=15
 UPLOAD_FILE_BATCH_LIMIT=5
 UPLOAD_IMAGE_FILE_SIZE_LIMIT=10
+UPLOAD_VIDEO_FILE_SIZE_LIMIT=100
+UPLOAD_AUDIO_FILE_SIZE_LIMIT=50
 
 # Model Configuration
 MULTIMODAL_SEND_IMAGE_FORMAT=base64
 PROMPT_GENERATION_MAX_TOKENS=512
+CODE_GENERATION_MAX_TOKENS=1024
 
 # Mail configuration, support: resend, smtp
 MAIL_TYPE=
@@ -302,6 +309,10 @@ RESPECT_XFORWARD_HEADERS_ENABLED=false
 
 # Log file path
 LOG_FILE=
+# Log file max size, the unit is MB
+LOG_FILE_MAX_SIZE=20
+# Log file max backup count
+LOG_FILE_BACKUP_COUNT=5
 
 # Indexing configuration
 INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH=1000
@@ -310,6 +321,7 @@ INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH=1000
 WORKFLOW_MAX_EXECUTION_STEPS=500
 WORKFLOW_MAX_EXECUTION_TIME=1200
 WORKFLOW_CALL_MAX_DEPTH=5
+MAX_VARIABLE_SIZE=204800
 
 # App configuration
 APP_MAX_EXECUTION_TIME=1200
@@ -327,3 +339,6 @@ POSITION_TOOL_EXCLUDES=
 POSITION_PROVIDER_PINS=
 POSITION_PROVIDER_INCLUDES=
 POSITION_PROVIDER_EXCLUDES=
+
+# Reset password token expiry minutes
+RESET_PASSWORD_TOKEN_EXPIRY_MINUTES=5

api/.vscode/launch.json.example

@@ -1,8 +1,15 @@
 {
     "version": "0.2.0",
+    "compounds": [
+        {
+            "name": "Launch Flask and Celery",
+            "configurations": ["Python: Flask", "Python: Celery"]
+        }
+    ],
     "configurations": [
         {
             "name": "Python: Flask",
+            "consoleName": "Flask",
             "type": "debugpy",
             "request": "launch",
             "python": "${workspaceFolder}/.venv/bin/python",
@@ -17,12 +24,12 @@
             },
             "args": [
                 "run",
-                "--host=0.0.0.0",
                 "--port=5001"
             ]
         },
         {
             "name": "Python: Celery",
+            "consoleName": "Celery",
             "type": "debugpy",
             "request": "launch",
             "python": "${workspaceFolder}/.venv/bin/python",
@@ -45,10 +52,10 @@
                 "-c",
                 "1",
                 "--loglevel",
-                "info",
+                "DEBUG",
                 "-Q",
                 "dataset,generation,mail,ops_trace,app_deletion"
             ]
-        },
+        }
     ]
-}
+}

api/Dockerfile

@@ -55,7 +55,7 @@ RUN apt-get update \
     && echo "deb http://deb.debian.org/debian testing main" > /etc/apt/sources.list \
     && apt-get update \
     # For Security
-    && apt-get install -y --no-install-recommends zlib1g=1:1.3.dfsg+really1.3.1-1 expat=2.6.3-1 libldap-2.5-0=2.5.18+dfsg-3 perl=5.38.2-5 libsqlite3-0=3.46.0-1 \
+    && apt-get install -y --no-install-recommends zlib1g=1:1.3.dfsg+really1.3.1-1 expat=2.6.3-1 libldap-2.5-0=2.5.18+dfsg-3 perl=5.38.2-5 libsqlite3-0=3.46.1-1 \
     && apt-get autoremove -y \
     && rm -rf /var/lib/apt/lists/*
 

api/README.md

@@ -85,3 +85,4 @@
    cd ../
    poetry run -C api bash dev/pytest/pytest_all_tests.sh
    ```
+

api/app.py

@@ -1,5 +1,7 @@
 import os
 
+from configs import dify_config
+
 if os.environ.get("DEBUG", "false").lower() != "true":
     from gevent import monkey
 
@@ -10,44 +12,20 @@ if os.environ.get("DEBUG", "false").lower() != "true":
     grpc.experimental.gevent.init_gevent()
 
 import json
-import logging
-import sys
 import threading
 import time
 import warnings
-from logging.handlers import RotatingFileHandler
 
-from flask import Flask, Response, request
-from flask_cors import CORS
-from werkzeug.exceptions import Unauthorized
+from flask import Response
 
-import contexts
-from commands import register_commands
-from configs import dify_config
+from app_factory import create_app
 
 # DO NOT REMOVE BELOW
 from events import event_handlers  # noqa: F401
-from extensions import (
-    ext_celery,
-    ext_code_based_extension,
-    ext_compress,
-    ext_database,
-    ext_hosting_provider,
-    ext_login,
-    ext_mail,
-    ext_migrate,
-    ext_proxy_fix,
-    ext_redis,
-    ext_sentry,
-    ext_storage,
-)
 from extensions.ext_database import db
-from extensions.ext_login import login_manager
-from libs.passport import PassportService
 
 # TODO: Find a way to avoid importing models here
 from models import account, dataset, model, source, task, tool, tools, web  # noqa: F401
-from services.account_service import AccountService
 
 # DO NOT REMOVE ABOVE
 
@@ -60,193 +38,11 @@ if hasattr(time, "tzset"):
     time.tzset()
 
 
-class DifyApp(Flask):
-    pass
-
-
-# -------------
-# Configuration
-# -------------
-
-
-config_type = os.getenv("EDITION", default="SELF_HOSTED")  # ce edition first
-
-
-# ----------------------------
-# Application Factory Function
-# ----------------------------
-
-
-def create_flask_app_with_configs() -> Flask:
-    """
-    create a raw flask app
-    with configs loaded from .env file
-    """
-    dify_app = DifyApp(__name__)
-    dify_app.config.from_mapping(dify_config.model_dump())
-
-    # populate configs into system environment variables
-    for key, value in dify_app.config.items():
-        if isinstance(value, str):
-            os.environ[key] = value
-        elif isinstance(value, int | float | bool):
-            os.environ[key] = str(value)
-        elif value is None:
-            os.environ[key] = ""
-
-    return dify_app
-
-
-def create_app() -> Flask:
-    app = create_flask_app_with_configs()
-
-    app.secret_key = app.config["SECRET_KEY"]
-
-    log_handlers = None
-    log_file = app.config.get("LOG_FILE")
-    if log_file:
-        log_dir = os.path.dirname(log_file)
-        os.makedirs(log_dir, exist_ok=True)
-        log_handlers = [
-            RotatingFileHandler(
-                filename=log_file,
-                maxBytes=1024 * 1024 * 1024,
-                backupCount=5,
-            ),
-            logging.StreamHandler(sys.stdout),
-        ]
-
-    logging.basicConfig(
-        level=app.config.get("LOG_LEVEL"),
-        format=app.config.get("LOG_FORMAT"),
-        datefmt=app.config.get("LOG_DATEFORMAT"),
-        handlers=log_handlers,
-        force=True,
-    )
-    log_tz = app.config.get("LOG_TZ")
-    if log_tz:
-        from datetime import datetime
-
-        import pytz
-
-        timezone = pytz.timezone(log_tz)
-
-        def time_converter(seconds):
-            return datetime.utcfromtimestamp(seconds).astimezone(timezone).timetuple()
-
-        for handler in logging.root.handlers:
-            handler.formatter.converter = time_converter
-    initialize_extensions(app)
-    register_blueprints(app)
-    register_commands(app)
-
-    return app
-
-
-def initialize_extensions(app):
-    # Since the application instance is now created, pass it to each Flask
-    # extension instance to bind it to the Flask application instance (app)
-    ext_compress.init_app(app)
-    ext_code_based_extension.init()
-    ext_database.init_app(app)
-    ext_migrate.init(app, db)
-    ext_redis.init_app(app)
-    ext_storage.init_app(app)
-    ext_celery.init_app(app)
-    ext_login.init_app(app)
-    ext_mail.init_app(app)
-    ext_hosting_provider.init_app(app)
-    ext_sentry.init_app(app)
-    ext_proxy_fix.init_app(app)
-
-
-# Flask-Login configuration
-@login_manager.request_loader
-def load_user_from_request(request_from_flask_login):
-    """Load user based on the request."""
-    if request.blueprint not in {"console", "inner_api"}:
-        return None
-    # Check if the user_id contains a dot, indicating the old format
-    auth_header = request.headers.get("Authorization", "")
-    if not auth_header:
-        auth_token = request.args.get("_token")
-        if not auth_token:
-            raise Unauthorized("Invalid Authorization token.")
-    else:
-        if " " not in auth_header:
-            raise Unauthorized("Invalid Authorization header format. Expected 'Bearer <api-key>' format.")
-        auth_scheme, auth_token = auth_header.split(None, 1)
-        auth_scheme = auth_scheme.lower()
-        if auth_scheme != "bearer":
-            raise Unauthorized("Invalid Authorization header format. Expected 'Bearer <api-key>' format.")
-
-    decoded = PassportService().verify(auth_token)
-    user_id = decoded.get("user_id")
-
-    logged_in_account = AccountService.load_logged_in_account(account_id=user_id)
-    if logged_in_account:
-        contexts.tenant_id.set(logged_in_account.current_tenant_id)
-    return logged_in_account
-
-
-@login_manager.unauthorized_handler
-def unauthorized_handler():
-    """Handle unauthorized requests."""
-    return Response(
-        json.dumps({"code": "unauthorized", "message": "Unauthorized."}),
-        status=401,
-        content_type="application/json",
-    )
-
-
-# register blueprint routers
-def register_blueprints(app):
-    from controllers.console import bp as console_app_bp
-    from controllers.files import bp as files_bp
-    from controllers.inner_api import bp as inner_api_bp
-    from controllers.service_api import bp as service_api_bp
-    from controllers.web import bp as web_bp
-
-    CORS(
-        service_api_bp,
-        allow_headers=["Content-Type", "Authorization", "X-App-Code"],
-        methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
-    )
-    app.register_blueprint(service_api_bp)
-
-    CORS(
-        web_bp,
-        resources={r"/*": {"origins": app.config["WEB_API_CORS_ALLOW_ORIGINS"]}},
-        supports_credentials=True,
-        allow_headers=["Content-Type", "Authorization", "X-App-Code"],
-        methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
-        expose_headers=["X-Version", "X-Env"],
-    )
-
-    app.register_blueprint(web_bp)
-
-    CORS(
-        console_app_bp,
-        resources={r"/*": {"origins": app.config["CONSOLE_CORS_ALLOW_ORIGINS"]}},
-        supports_credentials=True,
-        allow_headers=["Content-Type", "Authorization"],
-        methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
-        expose_headers=["X-Version", "X-Env"],
-    )
-
-    app.register_blueprint(console_app_bp)
-
-    CORS(files_bp, allow_headers=["Content-Type"], methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"])
-    app.register_blueprint(files_bp)
-
-    app.register_blueprint(inner_api_bp)
-
-
 # create app
 app = create_app()
 celery = app.extensions["celery"]
 
-if app.config.get("TESTING"):
+if dify_config.TESTING:
     print("App is running in TESTING mode")
 
 
@@ -254,15 +50,15 @@ if app.config.get("TESTING"):
 def after_request(response):
     """Add Version headers to the response."""
     response.set_cookie("remember_token", "", expires=0)
-    response.headers.add("X-Version", app.config["CURRENT_VERSION"])
-    response.headers.add("X-Env", app.config["DEPLOY_ENV"])
+    response.headers.add("X-Version", dify_config.CURRENT_VERSION)
+    response.headers.add("X-Env", dify_config.DEPLOY_ENV)
     return response
 
 
 @app.route("/health")
 def health():
     return Response(
-        json.dumps({"pid": os.getpid(), "status": "ok", "version": app.config["CURRENT_VERSION"]}),
+        json.dumps({"pid": os.getpid(), "status": "ok", "version": dify_config.CURRENT_VERSION}),
         status=200,
         content_type="application/json",
     )

api/app_factory.py

@@ -0,0 +1,176 @@
+import os
+
+if os.environ.get("DEBUG", "false").lower() != "true":
+    from gevent import monkey
+
+    monkey.patch_all()
+
+    import grpc.experimental.gevent
+
+    grpc.experimental.gevent.init_gevent()
+
+import json
+
+from flask import Flask, Response, request
+from flask_cors import CORS
+from werkzeug.exceptions import Unauthorized
+
+import contexts
+from commands import register_commands
+from configs import dify_config
+from extensions import (
+    ext_celery,
+    ext_code_based_extension,
+    ext_compress,
+    ext_database,
+    ext_hosting_provider,
+    ext_logging,
+    ext_login,
+    ext_mail,
+    ext_migrate,
+    ext_proxy_fix,
+    ext_redis,
+    ext_sentry,
+    ext_storage,
+)
+from extensions.ext_database import db
+from extensions.ext_login import login_manager
+from libs.passport import PassportService
+from services.account_service import AccountService
+
+
+class DifyApp(Flask):
+    pass
+
+
+# ----------------------------
+# Application Factory Function
+# ----------------------------
+def create_flask_app_with_configs() -> Flask:
+    """
+    create a raw flask app
+    with configs loaded from .env file
+    """
+    dify_app = DifyApp(__name__)
+    dify_app.config.from_mapping(dify_config.model_dump())
+
+    # populate configs into system environment variables
+    for key, value in dify_app.config.items():
+        if isinstance(value, str):
+            os.environ[key] = value
+        elif isinstance(value, int | float | bool):
+            os.environ[key] = str(value)
+        elif value is None:
+            os.environ[key] = ""
+
+    return dify_app
+
+
+def create_app() -> Flask:
+    app = create_flask_app_with_configs()
+    app.secret_key = dify_config.SECRET_KEY
+    initialize_extensions(app)
+    register_blueprints(app)
+    register_commands(app)
+
+    return app
+
+
+def initialize_extensions(app):
+    # Since the application instance is now created, pass it to each Flask
+    # extension instance to bind it to the Flask application instance (app)
+    ext_logging.init_app(app)
+    ext_compress.init_app(app)
+    ext_code_based_extension.init()
+    ext_database.init_app(app)
+    ext_migrate.init(app, db)
+    ext_redis.init_app(app)
+    ext_storage.init_app(app)
+    ext_celery.init_app(app)
+    ext_login.init_app(app)
+    ext_mail.init_app(app)
+    ext_hosting_provider.init_app(app)
+    ext_sentry.init_app(app)
+    ext_proxy_fix.init_app(app)
+
+
+# Flask-Login configuration
+@login_manager.request_loader
+def load_user_from_request(request_from_flask_login):
+    """Load user based on the request."""
+    if request.blueprint not in {"console", "inner_api"}:
+        return None
+    # Check if the user_id contains a dot, indicating the old format
+    auth_header = request.headers.get("Authorization", "")
+    if not auth_header:
+        auth_token = request.args.get("_token")
+        if not auth_token:
+            raise Unauthorized("Invalid Authorization token.")
+    else:
+        if " " not in auth_header:
+            raise Unauthorized("Invalid Authorization header format. Expected 'Bearer <api-key>' format.")
+        auth_scheme, auth_token = auth_header.split(None, 1)
+        auth_scheme = auth_scheme.lower()
+        if auth_scheme != "bearer":
+            raise Unauthorized("Invalid Authorization header format. Expected 'Bearer <api-key>' format.")
+
+    decoded = PassportService().verify(auth_token)
+    user_id = decoded.get("user_id")
+
+    logged_in_account = AccountService.load_logged_in_account(account_id=user_id)
+    if logged_in_account:
+        contexts.tenant_id.set(logged_in_account.current_tenant_id)
+    return logged_in_account
+
+
+@login_manager.unauthorized_handler
+def unauthorized_handler():
+    """Handle unauthorized requests."""
+    return Response(
+        json.dumps({"code": "unauthorized", "message": "Unauthorized."}),
+        status=401,
+        content_type="application/json",
+    )
+
+
+# register blueprint routers
+def register_blueprints(app):
+    from controllers.console import bp as console_app_bp
+    from controllers.files import bp as files_bp
+    from controllers.inner_api import bp as inner_api_bp
+    from controllers.service_api import bp as service_api_bp
+    from controllers.web import bp as web_bp
+
+    CORS(
+        service_api_bp,
+        allow_headers=["Content-Type", "Authorization", "X-App-Code"],
+        methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
+    )
+    app.register_blueprint(service_api_bp)
+
+    CORS(
+        web_bp,
+        resources={r"/*": {"origins": dify_config.WEB_API_CORS_ALLOW_ORIGINS}},
+        supports_credentials=True,
+        allow_headers=["Content-Type", "Authorization", "X-App-Code"],
+        methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
+        expose_headers=["X-Version", "X-Env"],
+    )
+
+    app.register_blueprint(web_bp)
+
+    CORS(
+        console_app_bp,
+        resources={r"/*": {"origins": dify_config.CONSOLE_CORS_ALLOW_ORIGINS}},
+        supports_credentials=True,
+        allow_headers=["Content-Type", "Authorization"],
+        methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
+        expose_headers=["X-Version", "X-Env"],
+    )
+
+    app.register_blueprint(console_app_bp)
+
+    CORS(files_bp, allow_headers=["Content-Type"], methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"])
+    app.register_blueprint(files_bp)
+
+    app.register_blueprint(inner_api_bp)

api/commands.py

@@ -19,7 +19,7 @@ from extensions.ext_redis import redis_client
 from libs.helper import email as email_validate
 from libs.password import hash_password, password_pattern, valid_password
 from libs.rsa import generate_key_pair
-from models.account import Tenant
+from models import Tenant
 from models.dataset import Dataset, DatasetCollectionBinding, DocumentSegment
 from models.dataset import Document as DatasetDocument
 from models.model import Account, App, AppAnnotationSetting, AppMode, Conversation, MessageAnnotation
@@ -259,6 +259,26 @@ def migrate_knowledge_vector_database():
     skipped_count = 0
     total_count = 0
     vector_type = dify_config.VECTOR_STORE
+    upper_colletion_vector_types = {
+        VectorType.MILVUS,
+        VectorType.PGVECTOR,
+        VectorType.RELYT,
+        VectorType.WEAVIATE,
+        VectorType.ORACLE,
+        VectorType.ELASTICSEARCH,
+    }
+    lower_colletion_vector_types = {
+        VectorType.ANALYTICDB,
+        VectorType.CHROMA,
+        VectorType.MYSCALE,
+        VectorType.PGVECTO_RS,
+        VectorType.TIDB_VECTOR,
+        VectorType.OPENSEARCH,
+        VectorType.TENCENT,
+        VectorType.BAIDU,
+        VectorType.VIKINGDB,
+        VectorType.UPSTASH,
+    }
     page = 1
     while True:
         try:
@@ -284,11 +304,9 @@ def migrate_knowledge_vector_database():
                         skipped_count = skipped_count + 1
                         continue
                 collection_name = ""
-                if vector_type == VectorType.WEAVIATE:
-                    dataset_id = dataset.id
+                dataset_id = dataset.id
+                if vector_type in upper_colletion_vector_types:
                     collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {"type": VectorType.WEAVIATE, "vector_store": {"class_prefix": collection_name}}
-                    dataset.index_struct = json.dumps(index_struct_dict)
                 elif vector_type == VectorType.QDRANT:
                     if dataset.collection_binding_id:
                         dataset_collection_binding = (
@@ -301,63 +319,15 @@ def migrate_knowledge_vector_database():
                         else:
                             raise ValueError("Dataset Collection Binding not found")
                     else:
-                        dataset_id = dataset.id
                         collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {"type": VectorType.QDRANT, "vector_store": {"class_prefix": collection_name}}
-                    dataset.index_struct = json.dumps(index_struct_dict)
 
-                elif vector_type == VectorType.MILVUS:
-                    dataset_id = dataset.id
-                    collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {"type": VectorType.MILVUS, "vector_store": {"class_prefix": collection_name}}
-                    dataset.index_struct = json.dumps(index_struct_dict)
-                elif vector_type == VectorType.RELYT:
-                    dataset_id = dataset.id
-                    collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {"type": "relyt", "vector_store": {"class_prefix": collection_name}}
-                    dataset.index_struct = json.dumps(index_struct_dict)
-                elif vector_type == VectorType.TENCENT:
-                    dataset_id = dataset.id
-                    collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {"type": VectorType.TENCENT, "vector_store": {"class_prefix": collection_name}}
-                    dataset.index_struct = json.dumps(index_struct_dict)
-                elif vector_type == VectorType.PGVECTOR:
-                    dataset_id = dataset.id
-                    collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {"type": VectorType.PGVECTOR, "vector_store": {"class_prefix": collection_name}}
-                    dataset.index_struct = json.dumps(index_struct_dict)
-                elif vector_type == VectorType.OPENSEARCH:
-                    dataset_id = dataset.id
-                    collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {
-                        "type": VectorType.OPENSEARCH,
-                        "vector_store": {"class_prefix": collection_name},
-                    }
-                    dataset.index_struct = json.dumps(index_struct_dict)
-                elif vector_type == VectorType.ANALYTICDB:
-                    dataset_id = dataset.id
-                    collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {
-                        "type": VectorType.ANALYTICDB,
-                        "vector_store": {"class_prefix": collection_name},
-                    }
-                    dataset.index_struct = json.dumps(index_struct_dict)
-                elif vector_type == VectorType.ELASTICSEARCH:
-                    dataset_id = dataset.id
-                    index_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {"type": "elasticsearch", "vector_store": {"class_prefix": index_name}}
-                    dataset.index_struct = json.dumps(index_struct_dict)
-                elif vector_type == VectorType.BAIDU:
-                    dataset_id = dataset.id
-                    collection_name = Dataset.gen_collection_name_by_id(dataset_id)
-                    index_struct_dict = {
-                        "type": VectorType.BAIDU,
-                        "vector_store": {"class_prefix": collection_name},
-                    }
-                    dataset.index_struct = json.dumps(index_struct_dict)
+                elif vector_type in lower_colletion_vector_types:
+                    collection_name = Dataset.gen_collection_name_by_id(dataset_id).lower()
                 else:
                     raise ValueError(f"Vector store {vector_type} is not supported.")
 
+                index_struct_dict = {"type": vector_type, "vector_store": {"class_prefix": collection_name}}
+                dataset.index_struct = json.dumps(index_struct_dict)
                 vector = Vector(dataset)
                 click.echo(f"Migrating dataset {dataset.id}.")
 
@@ -457,14 +427,14 @@ def convert_to_agent_apps():
         # fetch first 1000 apps
         sql_query = """SELECT a.id AS id FROM apps a
             INNER JOIN app_model_configs am ON a.app_model_config_id=am.id
-            WHERE a.mode = 'chat' 
-            AND am.agent_mode is not null 
+            WHERE a.mode = 'chat'
+            AND am.agent_mode is not null
             AND (
-				am.agent_mode like '%"strategy": "function_call"%' 
+				am.agent_mode like '%"strategy": "function_call"%'
                 OR am.agent_mode  like '%"strategy": "react"%'
-			) 
+			)
             AND (
-				am.agent_mode like '{"enabled": true%' 
+				am.agent_mode like '{"enabled": true%'
                 OR am.agent_mode like '{"max_iteration": %'
 			) ORDER BY a.created_at DESC LIMIT 1000
         """

api/configs/feature/__init__.py

@@ -1,6 +1,15 @@
-from typing import Annotated, Optional
+from typing import Annotated, Literal, Optional
 
-from pydantic import AliasChoices, Field, HttpUrl, NegativeInt, NonNegativeInt, PositiveInt, computed_field
+from pydantic import (
+    AliasChoices,
+    Field,
+    HttpUrl,
+    NegativeInt,
+    NonNegativeInt,
+    PositiveFloat,
+    PositiveInt,
+    computed_field,
+)
 from pydantic_settings import BaseSettings
 
 from configs.feature.hosted_service import HostedServiceConfig
@@ -11,16 +20,31 @@ class SecurityConfig(BaseSettings):
     Security-related configurations for the application
     """
 
-    SECRET_KEY: Optional[str] = Field(
+    SECRET_KEY: str = Field(
         description="Secret key for secure session cookie signing."
         "Make sure you are changing this key for your deployment with a strong key."
         "Generate a strong key using `openssl rand -base64 42` or set via the `SECRET_KEY` environment variable.",
-        default=None,
+        default="",
     )
 
-    RESET_PASSWORD_TOKEN_EXPIRY_HOURS: PositiveInt = Field(
-        description="Duration in hours for which a password reset token remains valid",
-        default=24,
+    RESET_PASSWORD_TOKEN_EXPIRY_MINUTES: PositiveInt = Field(
+        description="Duration in minutes for which a password reset token remains valid",
+        default=5,
+    )
+
+    LOGIN_DISABLED: bool = Field(
+        description="Whether to disable login checks",
+        default=False,
+    )
+
+    ADMIN_API_KEY_ENABLE: bool = Field(
+        description="Whether to enable admin api key for authentication",
+        default=False,
+    )
+
+    ADMIN_API_KEY: Optional[str] = Field(
+        description="admin api key for authentication",
+        default=None,
     )
 
 
@@ -177,6 +201,16 @@ class FileUploadConfig(BaseSettings):
         default=10,
     )
 
+    UPLOAD_VIDEO_FILE_SIZE_LIMIT: NonNegativeInt = Field(
+        description="video file size limit in Megabytes for uploading files",
+        default=100,
+    )
+
+    UPLOAD_AUDIO_FILE_SIZE_LIMIT: NonNegativeInt = Field(
+        description="audio file size limit in Megabytes for uploading files",
+        default=50,
+    )
+
     BATCH_UPLOAD_LIMIT: NonNegativeInt = Field(
         description="Maximum number of files allowed in a batch upload operation",
         default=20,
@@ -285,6 +319,16 @@ class LoggingConfig(BaseSettings):
         default=None,
     )
 
+    LOG_FILE_MAX_SIZE: PositiveInt = Field(
+        description="Maximum file size for file rotation retention, the unit is megabytes (MB)",
+        default=20,
+    )
+
+    LOG_FILE_BACKUP_COUNT: PositiveInt = Field(
+        description="Maximum file backup count file rotation retention",
+        default=5,
+    )
+
     LOG_FORMAT: str = Field(
         description="Format string for log messages",
         default="%(asctime)s.%(msecs)03d %(levelname)s [%(threadName)s] [%(filename)s:%(lineno)d] - %(message)s",
@@ -355,8 +399,8 @@ class WorkflowConfig(BaseSettings):
     )
 
     MAX_VARIABLE_SIZE: PositiveInt = Field(
-        description="Maximum size in bytes for a single variable in workflows. Default to 5KB.",
-        default=5 * 1024,
+        description="Maximum size in bytes for a single variable in workflows. Default to 200 KB.",
+        default=200 * 1024,
     )
 
 
@@ -473,12 +517,18 @@ class MailConfig(BaseSettings):
         default=False,
     )
 
+    EMAIL_SEND_IP_LIMIT_PER_MINUTE: PositiveInt = Field(
+        description="Maximum number of emails allowed to be sent from the same IP address in a minute",
+        default=50,
+    )
+
 
 class RagEtlConfig(BaseSettings):
     """
     Configuration for RAG ETL processes
     """
 
+    # TODO: This config is not only for rag etl, it is also for file upload, we should move it to file upload config
     ETL_TYPE: str = Field(
         description="RAG ETL type ('dify' or 'Unstructured'), default to 'dify'",
         default="dify",
@@ -506,11 +556,16 @@ class DataSetConfig(BaseSettings):
     Configuration for dataset management
     """
 
-    CLEAN_DAY_SETTING: PositiveInt = Field(
-        description="Interval in days for dataset cleanup operations",
+    PLAN_SANDBOX_CLEAN_DAY_SETTING: PositiveInt = Field(
+        description="Interval in days for dataset cleanup operations - plan: sandbox",
         default=30,
     )
 
+    PLAN_PRO_CLEAN_DAY_SETTING: PositiveInt = Field(
+        description="Interval in days for dataset cleanup operations - plan: pro and team",
+        default=7,
+    )
+
     DATASET_OPERATOR_ENABLED: bool = Field(
         description="Enable or disable dataset operator functionality",
         default=False,
@@ -540,7 +595,7 @@ class IndexingConfig(BaseSettings):
 
 
 class ImageFormatConfig(BaseSettings):
-    MULTIMODAL_SEND_IMAGE_FORMAT: str = Field(
+    MULTIMODAL_SEND_IMAGE_FORMAT: Literal["base64", "url"] = Field(
         description="Format for sending images in multimodal contexts ('base64' or 'url'), default is base64",
         default="base64",
     )
@@ -609,6 +664,33 @@ class PositionConfig(BaseSettings):
         return {item.strip() for item in self.POSITION_TOOL_EXCLUDES.split(",") if item.strip() != ""}
 
 
+class LoginConfig(BaseSettings):
+    ENABLE_EMAIL_CODE_LOGIN: bool = Field(
+        description="whether to enable email code login",
+        default=False,
+    )
+    ENABLE_EMAIL_PASSWORD_LOGIN: bool = Field(
+        description="whether to enable email password login",
+        default=True,
+    )
+    ENABLE_SOCIAL_OAUTH_LOGIN: bool = Field(
+        description="whether to enable github/google oauth login",
+        default=False,
+    )
+    EMAIL_CODE_LOGIN_TOKEN_EXPIRY_MINUTES: PositiveInt = Field(
+        description="expiry time in minutes for email code login token",
+        default=5,
+    )
+    ALLOW_REGISTER: bool = Field(
+        description="whether to enable register",
+        default=False,
+    )
+    ALLOW_CREATE_WORKSPACE: bool = Field(
+        description="whether to enable create workspace",
+        default=False,
+    )
+
+
 class FeatureConfig(
     # place the configs in alphabet order
     AppExecutionConfig,
@@ -634,6 +716,7 @@ class FeatureConfig(
     UpdateConfig,
     WorkflowConfig,
     WorkspaceConfig,
+    LoginConfig,
     # hosted services config
     HostedServiceConfig,
     CeleryBeatConfig,

api/configs/middleware/__init__.py

@@ -28,6 +28,7 @@ from configs.middleware.vdb.qdrant_config import QdrantConfig
 from configs.middleware.vdb.relyt_config import RelytConfig
 from configs.middleware.vdb.tencent_vector_config import TencentVectorDBConfig
 from configs.middleware.vdb.tidb_vector_config import TiDBVectorConfig
+from configs.middleware.vdb.upstash_config import UpstashConfig
 from configs.middleware.vdb.vikingdb_config import VikingDBConfig
 from configs.middleware.vdb.weaviate_config import WeaviateConfig
 
@@ -35,7 +36,8 @@ from configs.middleware.vdb.weaviate_config import WeaviateConfig
 class StorageConfig(BaseSettings):
     STORAGE_TYPE: str = Field(
         description="Type of storage to use."
-        " Options: 'local', 's3', 'azure-blob', 'aliyun-oss', 'google-storage'. Default is 'local'.",
+        " Options: 'local', 's3', 'aliyun-oss', 'azure-blob', 'baidu-obs', 'google-storage', 'huawei-obs', "
+        "'oci-storage', 'tencent-cos', 'volcengine-tos', 'supabase'. Default is 'local'.",
         default="local",
     )
 
@@ -245,5 +247,6 @@ class MiddlewareConfig(
     ElasticsearchConfig,
     InternalTestConfig,
     VikingDBConfig,
+    UpstashConfig,
 ):
     pass

api/configs/middleware/cache/redis_config.py

@@ -34,6 +34,11 @@ class RedisConfig(BaseSettings):
         default=0,
     )
 
+    REDIS_MAX_CONNECTIONS: PositiveInt = Field(
+        description="Maximum number of connections to Redis",
+        default=200,
+    )
+
     REDIS_USE_SSL: bool = Field(
         description="Enable SSL/TLS for the Redis connection",
         default=False,

api/configs/middleware/vdb/oracle_config.py

@@ -14,7 +14,7 @@ class OracleConfig(BaseSettings):
         default=None,
     )
 
-    ORACLE_PORT: Optional[PositiveInt] = Field(
+    ORACLE_PORT: PositiveInt = Field(
         description="Port number on which the Oracle database server is listening (default is 1521)",
         default=1521,
     )

api/configs/middleware/vdb/pgvector_config.py

@@ -14,7 +14,7 @@ class PGVectorConfig(BaseSettings):
         default=None,
     )
 
-    PGVECTOR_PORT: Optional[PositiveInt] = Field(
+    PGVECTOR_PORT: PositiveInt = Field(
         description="Port number on which the PostgreSQL server is listening (default is 5433)",
         default=5433,
     )

api/configs/middleware/vdb/pgvectors_config.py

@@ -14,7 +14,7 @@ class PGVectoRSConfig(BaseSettings):
         default=None,
     )
 
-    PGVECTO_RS_PORT: Optional[PositiveInt] = Field(
+    PGVECTO_RS_PORT: PositiveInt = Field(
         description="Port number on which the PostgreSQL server with PGVecto.RS is listening (default is 5431)",
         default=5431,
     )

api/configs/middleware/vdb/upstash_config.py

@@ -0,0 +1,20 @@
+from typing import Optional
+
+from pydantic import Field
+from pydantic_settings import BaseSettings
+
+
+class UpstashConfig(BaseSettings):
+    """
+    Configuration settings for Upstash vector database
+    """
+
+    UPSTASH_VECTOR_URL: Optional[str] = Field(
+        description="URL of the upstash server (e.g., 'https://vector.upstash.io')",
+        default=None,
+    )
+
+    UPSTASH_VECTOR_TOKEN: Optional[str] = Field(
+        description="Token for authenticating with the upstash server",
+        default=None,
+    )

api/configs/middleware/vdb/vikingdb_config.py

@@ -11,27 +11,39 @@ class VikingDBConfig(BaseModel):
     """
 
     VIKINGDB_ACCESS_KEY: Optional[str] = Field(
-        default=None, description="The Access Key provided by Volcengine VikingDB for API authentication."
+        description="The Access Key provided by Volcengine VikingDB for API authentication."
+        "Refer to the following documentation for details on obtaining credentials:"
+        "https://www.volcengine.com/docs/6291/65568",
+        default=None,
     )
+
     VIKINGDB_SECRET_KEY: Optional[str] = Field(
-        default=None, description="The Secret Key provided by Volcengine VikingDB for API authentication."
+        description="The Secret Key provided by Volcengine VikingDB for API authentication.",
+        default=None,
     )
-    VIKINGDB_REGION: Optional[str] = Field(
-        default="cn-shanghai",
+
+    VIKINGDB_REGION: str = Field(
         description="The region of the Volcengine VikingDB service.(e.g., 'cn-shanghai', 'cn-beijing').",
+        default="cn-shanghai",
     )
-    VIKINGDB_HOST: Optional[str] = Field(
-        default="api-vikingdb.mlp.cn-shanghai.volces.com",
+
+    VIKINGDB_HOST: str = Field(
         description="The host of the Volcengine VikingDB service.(e.g., 'api-vikingdb.volces.com', \
             'api-vikingdb.mlp.cn-shanghai.volces.com')",
+        default="api-vikingdb.mlp.cn-shanghai.volces.com",
     )
-    VIKINGDB_SCHEME: Optional[str] = Field(
-        default="http",
+
+    VIKINGDB_SCHEME: str = Field(
         description="The scheme of the Volcengine VikingDB service.(e.g., 'http', 'https').",
+        default="http",
     )
-    VIKINGDB_CONNECTION_TIMEOUT: Optional[int] = Field(
-        default=30, description="The connection timeout of the Volcengine VikingDB service."
+
+    VIKINGDB_CONNECTION_TIMEOUT: int = Field(
+        description="The connection timeout of the Volcengine VikingDB service.",
+        default=30,
     )
-    VIKINGDB_SOCKET_TIMEOUT: Optional[int] = Field(
-        default=30, description="The socket timeout of the Volcengine VikingDB service."
+
+    VIKINGDB_SOCKET_TIMEOUT: int = Field(
+        description="The socket timeout of the Volcengine VikingDB service.",
+        default=30,
     )

api/configs/packaging/__init__.py

@@ -9,7 +9,7 @@ class PackagingInfo(BaseSettings):
 
     CURRENT_VERSION: str = Field(
         description="Dify version",
-        default="0.9.2",
+        default="0.10.1",
     )
 
     COMMIT_SHA: str = Field(

api/constants/__init__.py

@@ -1,2 +1,24 @@
+from configs import dify_config
+
 HIDDEN_VALUE = "[__HIDDEN__]"
 UUID_NIL = "00000000-0000-0000-0000-000000000000"
+
+IMAGE_EXTENSIONS = ["jpg", "jpeg", "png", "webp", "gif", "svg"]
+IMAGE_EXTENSIONS.extend([ext.upper() for ext in IMAGE_EXTENSIONS])
+
+VIDEO_EXTENSIONS = ["mp4", "mov", "mpeg", "mpga"]
+VIDEO_EXTENSIONS.extend([ext.upper() for ext in VIDEO_EXTENSIONS])
+
+AUDIO_EXTENSIONS = ["mp3", "m4a", "wav", "webm", "amr"]
+AUDIO_EXTENSIONS.extend([ext.upper() for ext in AUDIO_EXTENSIONS])
+
+
+if dify_config.ETL_TYPE == "Unstructured":
+    DOCUMENT_EXTENSIONS = ["txt", "markdown", "md", "pdf", "html", "htm", "xlsx", "xls"]
+    DOCUMENT_EXTENSIONS.extend(("docx", "csv", "eml", "msg", "pptx", "xml", "epub"))
+    if dify_config.UNSTRUCTURED_API_URL:
+        DOCUMENT_EXTENSIONS.append("ppt")
+    DOCUMENT_EXTENSIONS.extend([ext.upper() for ext in DOCUMENT_EXTENSIONS])
+else:
+    DOCUMENT_EXTENSIONS = ["txt", "markdown", "md", "pdf", "html", "htm", "xlsx", "xls", "docx", "csv"]
+    DOCUMENT_EXTENSIONS.extend([ext.upper() for ext in DOCUMENT_EXTENSIONS])

api/contexts/__init__.py

@@ -1,7 +1,9 @@
 from contextvars import ContextVar
+from typing import TYPE_CHECKING
 
-from core.workflow.entities.variable_pool import VariablePool
+if TYPE_CHECKING:
+    from core.workflow.entities.variable_pool import VariablePool
 
 tenant_id: ContextVar[str] = ContextVar("tenant_id")
 
-workflow_variable_pool: ContextVar[VariablePool] = ContextVar("workflow_variable_pool")
+workflow_variable_pool: ContextVar["VariablePool"] = ContextVar("workflow_variable_pool")

api/controllers/console/admin.py

@@ -1,10 +1,10 @@
-import os
 from functools import wraps
 
 from flask import request
 from flask_restful import Resource, reqparse
 from werkzeug.exceptions import NotFound, Unauthorized
 
+from configs import dify_config
 from constants.languages import supported_language
 from controllers.console import api
 from controllers.console.wraps import only_edition_cloud
@@ -15,7 +15,7 @@ from models.model import App, InstalledApp, RecommendedApp
 def admin_required(view):
     @wraps(view)
     def decorated(*args, **kwargs):
-        if not os.getenv("ADMIN_API_KEY"):
+        if not dify_config.ADMIN_API_KEY:
             raise Unauthorized("API key is invalid.")
 
         auth_header = request.headers.get("Authorization")
@@ -31,7 +31,7 @@ def admin_required(view):
         if auth_scheme != "bearer":
             raise Unauthorized("Invalid Authorization header format. Expected 'Bearer <api-key>' format.")
 
-        if os.getenv("ADMIN_API_KEY") != auth_token:
+        if dify_config.ADMIN_API_KEY != auth_token:
             raise Unauthorized("API key is invalid.")
 
         return view(*args, **kwargs)

api/controllers/console/app/conversation.py

@@ -22,7 +22,8 @@ from fields.conversation_fields import (
 )
 from libs.helper import DatetimeString
 from libs.login import login_required
-from models.model import AppMode, Conversation, EndUser, Message, MessageAnnotation
+from models import Conversation, EndUser, Message, MessageAnnotation
+from models.model import AppMode
 
 
 class CompletionConversationApi(Resource):

api/controllers/console/app/generator.py

@@ -52,4 +52,39 @@ class RuleGenerateApi(Resource):
         return rules
 
 
+class RuleCodeGenerateApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def post(self):
+        parser = reqparse.RequestParser()
+        parser.add_argument("instruction", type=str, required=True, nullable=False, location="json")
+        parser.add_argument("model_config", type=dict, required=True, nullable=False, location="json")
+        parser.add_argument("no_variable", type=bool, required=True, default=False, location="json")
+        parser.add_argument("code_language", type=str, required=False, default="javascript", location="json")
+        args = parser.parse_args()
+
+        account = current_user
+        CODE_GENERATION_MAX_TOKENS = int(os.getenv("CODE_GENERATION_MAX_TOKENS", "1024"))
+        try:
+            code_result = LLMGenerator.generate_code(
+                tenant_id=account.current_tenant_id,
+                instruction=args["instruction"],
+                model_config=args["model_config"],
+                code_language=args["code_language"],
+                max_tokens=CODE_GENERATION_MAX_TOKENS,
+            )
+        except ProviderTokenNotInitError as ex:
+            raise ProviderNotInitializeError(ex.description)
+        except QuotaExceededError:
+            raise ProviderQuotaExceededError()
+        except ModelCurrentlyNotSupportError:
+            raise ProviderModelCurrentlyNotSupportError()
+        except InvokeError as e:
+            raise CompletionRequestError(e.description)
+
+        return code_result
+
+
 api.add_resource(RuleGenerateApi, "/rule-generate")
+api.add_resource(RuleCodeGenerateApi, "/rule-code-generate")

api/controllers/console/app/message.py

@@ -105,6 +105,8 @@ class ChatMessageListApi(Resource):
             if rest_count > 0:
                 has_more = True
 
+        history_messages = list(reversed(history_messages))
+
         return InfiniteScrollPagination(data=history_messages, limit=args["limit"], has_more=has_more)
 
 

api/controllers/console/app/site.py

@@ -12,7 +12,7 @@ from controllers.console.wraps import account_initialization_required
 from extensions.ext_database import db
 from fields.app_fields import app_site_fields
 from libs.login import login_required
-from models.model import Site
+from models import Site
 
 
 def parse_app_site_args():

api/controllers/console/app/workflow.py

@@ -13,14 +13,14 @@ from controllers.console.setup import setup_required
 from controllers.console.wraps import account_initialization_required
 from core.app.apps.base_app_queue_manager import AppQueueManager
 from core.app.entities.app_invoke_entities import InvokeFrom
-from core.app.segments import factory
-from core.errors.error import AppInvokeQuotaExceededError
+from factories import variable_factory
 from fields.workflow_fields import workflow_fields
 from fields.workflow_run_fields import workflow_run_node_execution_fields
 from libs import helper
 from libs.helper import TimestampField, uuid_value
 from libs.login import current_user, login_required
-from models.model import App, AppMode
+from models import App
+from models.model import AppMode
 from services.app_dsl_service import AppDslService
 from services.app_generate_service import AppGenerateService
 from services.errors.app import WorkflowHashNotEqualError
@@ -101,9 +101,13 @@ class DraftWorkflowApi(Resource):
 
         try:
             environment_variables_list = args.get("environment_variables") or []
-            environment_variables = [factory.build_variable_from_mapping(obj) for obj in environment_variables_list]
+            environment_variables = [
+                variable_factory.build_variable_from_mapping(obj) for obj in environment_variables_list
+            ]
             conversation_variables_list = args.get("conversation_variables") or []
-            conversation_variables = [factory.build_variable_from_mapping(obj) for obj in conversation_variables_list]
+            conversation_variables = [
+                variable_factory.build_variable_from_mapping(obj) for obj in conversation_variables_list
+            ]
             workflow = workflow_service.sync_draft_workflow(
                 app_model=app_model,
                 graph=args["graph"],
@@ -273,17 +277,15 @@ class DraftWorkflowRunApi(Resource):
         parser.add_argument("files", type=list, required=False, location="json")
         args = parser.parse_args()
 
-        try:
-            response = AppGenerateService.generate(
-                app_model=app_model, user=current_user, args=args, invoke_from=InvokeFrom.DEBUGGER, streaming=True
-            )
+        response = AppGenerateService.generate(
+            app_model=app_model,
+            user=current_user,
+            args=args,
+            invoke_from=InvokeFrom.DEBUGGER,
+            streaming=True,
+        )
 
-            return helper.compact_generate_response(response)
-        except (ValueError, AppInvokeQuotaExceededError) as e:
-            raise e
-        except Exception as e:
-            logging.exception("internal server error.")
-            raise InternalServerError()
+        return helper.compact_generate_response(response)
 
 
 class WorkflowTaskStopApi(Resource):

api/controllers/console/app/workflow_app_log.py

@@ -7,7 +7,8 @@ from controllers.console.setup import setup_required
 from controllers.console.wraps import account_initialization_required
 from fields.workflow_app_log_fields import workflow_app_log_pagination_fields
 from libs.login import login_required
-from models.model import App, AppMode
+from models import App
+from models.model import AppMode
 from services.workflow_app_service import WorkflowAppService
 
 

api/controllers/console/app/workflow_run.py

@@ -13,7 +13,8 @@ from fields.workflow_run_fields import (
 )
 from libs.helper import uuid_value
 from libs.login import login_required
-from models.model import App, AppMode
+from models import App
+from models.model import AppMode
 from services.workflow_run_service import WorkflowRunService
 
 

api/controllers/console/app/workflow_statistic.py

@@ -13,8 +13,8 @@ from controllers.console.wraps import account_initialization_required
 from extensions.ext_database import db
 from libs.helper import DatetimeString
 from libs.login import login_required
+from models.enums import WorkflowRunTriggeredFrom
 from models.model import AppMode
-from models.workflow import WorkflowRunTriggeredFrom
 
 
 class WorkflowDailyRunsStatistic(Resource):

api/controllers/console/app/wraps.py

@@ -5,7 +5,8 @@ from typing import Optional, Union
 from controllers.console.app.error import AppNotFoundError
 from extensions.ext_database import db
 from libs.login import current_user
-from models.model import App, AppMode
+from models import App
+from models.model import AppMode
 
 
 def get_app_model(view: Optional[Callable] = None, *, mode: Union[AppMode, list[AppMode]] = None):

api/controllers/console/auth/activate.py

@@ -1,17 +1,15 @@
-import base64
 import datetime
-import secrets
 
+from flask import request
 from flask_restful import Resource, reqparse
 
 from constants.languages import supported_language
 from controllers.console import api
 from controllers.console.error import AlreadyActivateError
 from extensions.ext_database import db
-from libs.helper import StrLen, email, timezone
-from libs.password import hash_password, valid_password
-from models.account import AccountStatus
-from services.account_service import RegisterService
+from libs.helper import StrLen, email, extract_remote_ip, timezone
+from models.account import AccountStatus, Tenant
+from services.account_service import AccountService, RegisterService
 
 
 class ActivateCheckApi(Resource):
@@ -27,8 +25,18 @@ class ActivateCheckApi(Resource):
         token = args["token"]
 
         invitation = RegisterService.get_invitation_if_token_valid(workspaceId, reg_email, token)
-
-        return {"is_valid": invitation is not None, "workspace_name": invitation["tenant"].name if invitation else None}
+        if invitation:
+            data = invitation.get("data", {})
+            tenant: Tenant = invitation.get("tenant", None)
+            workspace_name = tenant.name if tenant else None
+            workspace_id = tenant.id if tenant else None
+            invitee_email = data.get("email") if data else None
+            return {
+                "is_valid": invitation is not None,
+                "data": {"workspace_name": workspace_name, "workspace_id": workspace_id, "email": invitee_email},
+            }
+        else:
+            return {"is_valid": False}
 
 
 class ActivateApi(Resource):
@@ -38,7 +46,6 @@ class ActivateApi(Resource):
         parser.add_argument("email", type=email, required=False, nullable=True, location="json")
         parser.add_argument("token", type=str, required=True, nullable=False, location="json")
         parser.add_argument("name", type=StrLen(30), required=True, nullable=False, location="json")
-        parser.add_argument("password", type=valid_password, required=True, nullable=False, location="json")
         parser.add_argument(
             "interface_language", type=supported_language, required=True, nullable=False, location="json"
         )
@@ -54,15 +61,6 @@ class ActivateApi(Resource):
         account = invitation["account"]
         account.name = args["name"]
 
-        # generate password salt
-        salt = secrets.token_bytes(16)
-        base64_salt = base64.b64encode(salt).decode()
-
-        # encrypt password with salt
-        password_hashed = hash_password(args["password"], salt)
-        base64_password_hashed = base64.b64encode(password_hashed).decode()
-        account.password = base64_password_hashed
-        account.password_salt = base64_salt
         account.interface_language = args["interface_language"]
         account.timezone = args["timezone"]
         account.interface_theme = "light"
@@ -70,7 +68,9 @@ class ActivateApi(Resource):
         account.initialized_at = datetime.datetime.now(datetime.timezone.utc).replace(tzinfo=None)
         db.session.commit()
 
-        return {"result": "success"}
+        token_pair = AccountService.login(account, ip_address=extract_remote_ip(request))
+
+        return {"result": "success", "data": token_pair.model_dump()}
 
 
 api.add_resource(ActivateCheckApi, "/activate/check")

api/controllers/console/auth/error.py

@@ -27,5 +27,29 @@ class InvalidTokenError(BaseHTTPException):
 
 class PasswordResetRateLimitExceededError(BaseHTTPException):
     error_code = "password_reset_rate_limit_exceeded"
-    description = "Password reset rate limit exceeded. Try again later."
+    description = "Too many password reset emails have been sent. Please try again in 1 minutes."
+    code = 429
+
+
+class EmailCodeError(BaseHTTPException):
+    error_code = "email_code_error"
+    description = "Email code is invalid or expired."
+    code = 400
+
+
+class EmailOrPasswordMismatchError(BaseHTTPException):
+    error_code = "email_or_password_mismatch"
+    description = "The email or password is mismatched."
+    code = 400
+
+
+class EmailPasswordLoginLimitError(BaseHTTPException):
+    error_code = "email_code_login_limit"
+    description = "Too many incorrect password attempts. Please try again later."
+    code = 429
+
+
+class EmailCodeLoginRateLimitExceededError(BaseHTTPException):
+    error_code = "email_code_login_rate_limit_exceeded"
+    description = "Too many login emails have been sent. Please try again in 5 minutes."
     code = 429

api/controllers/console/auth/forgot_password.py

@@ -1,65 +1,82 @@
 import base64
-import logging
 import secrets
 
+from flask import request
 from flask_restful import Resource, reqparse
 
+from constants.languages import languages
 from controllers.console import api
 from controllers.console.auth.error import (
+    EmailCodeError,
     InvalidEmailError,
     InvalidTokenError,
     PasswordMismatchError,
-    PasswordResetRateLimitExceededError,
 )
+from controllers.console.error import EmailSendIpLimitError, NotAllowedRegister
 from controllers.console.setup import setup_required
+from events.tenant_event import tenant_was_created
 from extensions.ext_database import db
-from libs.helper import email as email_validate
+from libs.helper import email, extract_remote_ip
 from libs.password import hash_password, valid_password
 from models.account import Account
-from services.account_service import AccountService
-from services.errors.account import RateLimitExceededError
+from services.account_service import AccountService, TenantService
+from services.errors.workspace import WorkSpaceNotAllowedCreateError
+from services.feature_service import FeatureService
 
 
 class ForgotPasswordSendEmailApi(Resource):
     @setup_required
     def post(self):
         parser = reqparse.RequestParser()
-        parser.add_argument("email", type=str, required=True, location="json")
+        parser.add_argument("email", type=email, required=True, location="json")
+        parser.add_argument("language", type=str, required=False, location="json")
         args = parser.parse_args()
 
-        email = args["email"]
+        ip_address = extract_remote_ip(request)
+        if AccountService.is_email_send_ip_limit(ip_address):
+            raise EmailSendIpLimitError()
 
-        if not email_validate(email):
-            raise InvalidEmailError()
-
-        account = Account.query.filter_by(email=email).first()
-
-        if account:
-            try:
-                AccountService.send_reset_password_email(account=account)
-            except RateLimitExceededError:
-                logging.warning(f"Rate limit exceeded for email: {account.email}")
-                raise PasswordResetRateLimitExceededError()
+        if args["language"] is not None and args["language"] == "zh-Hans":
+            language = "zh-Hans"
         else:
-            # Return success to avoid revealing email registration status
-            logging.warning(f"Attempt to reset password for unregistered email: {email}")
+            language = "en-US"
 
-        return {"result": "success"}
+        account = Account.query.filter_by(email=args["email"]).first()
+        token = None
+        if account is None:
+            if FeatureService.get_system_features().is_allow_register:
+                token = AccountService.send_reset_password_email(email=args["email"], language=language)
+                return {"result": "fail", "data": token, "code": "account_not_found"}
+            else:
+                raise NotAllowedRegister()
+        else:
+            token = AccountService.send_reset_password_email(account=account, email=args["email"], language=language)
+
+        return {"result": "success", "data": token}
 
 
 class ForgotPasswordCheckApi(Resource):
     @setup_required
     def post(self):
         parser = reqparse.RequestParser()
+        parser.add_argument("email", type=str, required=True, location="json")
+        parser.add_argument("code", type=str, required=True, location="json")
         parser.add_argument("token", type=str, required=True, nullable=False, location="json")
         args = parser.parse_args()
-        token = args["token"]
 
-        reset_data = AccountService.get_reset_password_data(token)
+        user_email = args["email"]
 
-        if reset_data is None:
-            return {"is_valid": False, "email": None}
-        return {"is_valid": True, "email": reset_data.get("email")}
+        token_data = AccountService.get_reset_password_data(args["token"])
+        if token_data is None:
+            raise InvalidTokenError()
+
+        if user_email != token_data.get("email"):
+            raise InvalidEmailError()
+
+        if args["code"] != token_data.get("code"):
+            raise EmailCodeError()
+
+        return {"is_valid": True, "email": token_data.get("email")}
 
 
 class ForgotPasswordResetApi(Resource):
@@ -92,9 +109,26 @@ class ForgotPasswordResetApi(Resource):
         base64_password_hashed = base64.b64encode(password_hashed).decode()
 
         account = Account.query.filter_by(email=reset_data.get("email")).first()
-        account.password = base64_password_hashed
-        account.password_salt = base64_salt
-        db.session.commit()
+        if account:
+            account.password = base64_password_hashed
+            account.password_salt = base64_salt
+            db.session.commit()
+            tenant = TenantService.get_join_tenants(account)
+            if not tenant and not FeatureService.get_system_features().is_allow_create_workspace:
+                tenant = TenantService.create_tenant(f"{account.name}'s Workspace")
+                TenantService.create_tenant_member(tenant, account, role="owner")
+                account.current_tenant = tenant
+                tenant_was_created.send(tenant)
+        else:
+            try:
+                account = AccountService.create_account_and_tenant(
+                    email=reset_data.get("email"),
+                    name=reset_data.get("email"),
+                    password=password_confirm,
+                    interface_language=languages[0],
+                )
+            except WorkSpaceNotAllowedCreateError:
+                pass
 
         return {"result": "success"}
 

api/controllers/console/auth/login.py

@@ -5,12 +5,29 @@ from flask import request
 from flask_restful import Resource, reqparse
 
 import services
+from constants.languages import languages
 from controllers.console import api
+from controllers.console.auth.error import (
+    EmailCodeError,
+    EmailOrPasswordMismatchError,
+    EmailPasswordLoginLimitError,
+    InvalidEmailError,
+    InvalidTokenError,
+)
+from controllers.console.error import (
+    AccountBannedError,
+    EmailSendIpLimitError,
+    NotAllowedCreateWorkspace,
+    NotAllowedRegister,
+)
 from controllers.console.setup import setup_required
+from events.tenant_event import tenant_was_created
 from libs.helper import email, extract_remote_ip
 from libs.password import valid_password
 from models.account import Account
-from services.account_service import AccountService, TenantService
+from services.account_service import AccountService, RegisterService, TenantService
+from services.errors.workspace import WorkSpaceNotAllowedCreateError
+from services.feature_service import FeatureService
 
 
 class LoginApi(Resource):
@@ -23,15 +40,43 @@ class LoginApi(Resource):
         parser.add_argument("email", type=email, required=True, location="json")
         parser.add_argument("password", type=valid_password, required=True, location="json")
         parser.add_argument("remember_me", type=bool, required=False, default=False, location="json")
+        parser.add_argument("invite_token", type=str, required=False, default=None, location="json")
+        parser.add_argument("language", type=str, required=False, default="en-US", location="json")
         args = parser.parse_args()
 
-        # todo: Verify the recaptcha
+        is_login_error_rate_limit = AccountService.is_login_error_rate_limit(args["email"])
+        if is_login_error_rate_limit:
+            raise EmailPasswordLoginLimitError()
+
+        invitation = args["invite_token"]
+        if invitation:
+            invitation = RegisterService.get_invitation_if_token_valid(None, args["email"], invitation)
+
+        if args["language"] is not None and args["language"] == "zh-Hans":
+            language = "zh-Hans"
+        else:
+            language = "en-US"
 
         try:
-            account = AccountService.authenticate(args["email"], args["password"])
-        except services.errors.account.AccountLoginError as e:
-            return {"code": "unauthorized", "message": str(e)}, 401
-
+            if invitation:
+                data = invitation.get("data", {})
+                invitee_email = data.get("email") if data else None
+                if invitee_email != args["email"]:
+                    raise InvalidEmailError()
+                account = AccountService.authenticate(args["email"], args["password"], args["invite_token"])
+            else:
+                account = AccountService.authenticate(args["email"], args["password"])
+        except services.errors.account.AccountLoginError:
+            raise AccountBannedError()
+        except services.errors.account.AccountPasswordError:
+            AccountService.add_login_error_rate_limit(args["email"])
+            raise EmailOrPasswordMismatchError()
+        except services.errors.account.AccountNotFoundError:
+            if FeatureService.get_system_features().is_allow_register:
+                token = AccountService.send_reset_password_email(email=args["email"], language=language)
+                return {"result": "fail", "data": token, "code": "account_not_found"}
+            else:
+                raise NotAllowedRegister()
         # SELF_HOSTED only have one workspace
         tenants = TenantService.get_join_tenants(account)
         if len(tenants) == 0:
@@ -41,7 +86,7 @@ class LoginApi(Resource):
             }
 
         token_pair = AccountService.login(account=account, ip_address=extract_remote_ip(request))
-
+        AccountService.reset_login_error_rate_limit(args["email"])
         return {"result": "success", "data": token_pair.model_dump()}
 
 
@@ -49,60 +94,111 @@ class LogoutApi(Resource):
     @setup_required
     def get(self):
         account = cast(Account, flask_login.current_user)
+        if isinstance(account, flask_login.AnonymousUserMixin):
+            return {"result": "success"}
         AccountService.logout(account=account)
         flask_login.logout_user()
         return {"result": "success"}
 
 
-class ResetPasswordApi(Resource):
+class ResetPasswordSendEmailApi(Resource):
     @setup_required
-    def get(self):
-        # parser = reqparse.RequestParser()
-        # parser.add_argument('email', type=email, required=True, location='json')
-        # args = parser.parse_args()
+    def post(self):
+        parser = reqparse.RequestParser()
+        parser.add_argument("email", type=email, required=True, location="json")
+        parser.add_argument("language", type=str, required=False, location="json")
+        args = parser.parse_args()
 
-        # import mailchimp_transactional as MailchimpTransactional
-        # from mailchimp_transactional.api_client import ApiClientError
+        if args["language"] is not None and args["language"] == "zh-Hans":
+            language = "zh-Hans"
+        else:
+            language = "en-US"
 
-        # account = {'email': args['email']}
-        # account = AccountService.get_by_email(args['email'])
-        # if account is None:
-        #     raise ValueError('Email not found')
-        # new_password = AccountService.generate_password()
-        # AccountService.update_password(account, new_password)
+        account = AccountService.get_user_through_email(args["email"])
+        if account is None:
+            if FeatureService.get_system_features().is_allow_register:
+                token = AccountService.send_reset_password_email(email=args["email"], language=language)
+            else:
+                raise NotAllowedRegister()
+        else:
+            token = AccountService.send_reset_password_email(account=account, language=language)
 
-        # todo: Send email
-        # MAILCHIMP_API_KEY = dify_config.MAILCHIMP_TRANSACTIONAL_API_KEY
-        # mailchimp = MailchimpTransactional(MAILCHIMP_API_KEY)
+        return {"result": "success", "data": token}
 
-        # message = {
-        #     'from_email': 'noreply@example.com',
-        #     'to': [{'email': account['email']}],
-        #     'subject': 'Reset your Dify password',
-        #     'html': """
-        #         <p>Dear User,</p>
-        #         <p>The Dify team has generated a new password for you, details as follows:</p>
-        #         <p><strong>{new_password}</strong></p>
-        #         <p>Please change your password to log in as soon as possible.</p>
-        #         <p>Regards,</p>
-        #         <p>The Dify Team</p>
-        #     """
-        # }
 
-        # response = mailchimp.messages.send({
-        #     'message': message,
-        #     # required for transactional email
-        #     ' settings': {
-        #         'sandbox_mode': dify_config.MAILCHIMP_SANDBOX_MODE,
-        #     },
-        # })
+class EmailCodeLoginSendEmailApi(Resource):
+    @setup_required
+    def post(self):
+        parser = reqparse.RequestParser()
+        parser.add_argument("email", type=email, required=True, location="json")
+        parser.add_argument("language", type=str, required=False, location="json")
+        args = parser.parse_args()
 
-        # Check if MSG was sent
-        # if response.status_code != 200:
-        #     # handle error
-        #     pass
+        ip_address = extract_remote_ip(request)
+        if AccountService.is_email_send_ip_limit(ip_address):
+            raise EmailSendIpLimitError()
 
-        return {"result": "success"}
+        if args["language"] is not None and args["language"] == "zh-Hans":
+            language = "zh-Hans"
+        else:
+            language = "en-US"
+
+        account = AccountService.get_user_through_email(args["email"])
+        if account is None:
+            if FeatureService.get_system_features().is_allow_register:
+                token = AccountService.send_email_code_login_email(email=args["email"], language=language)
+            else:
+                raise NotAllowedRegister()
+        else:
+            token = AccountService.send_email_code_login_email(account=account, language=language)
+
+        return {"result": "success", "data": token}
+
+
+class EmailCodeLoginApi(Resource):
+    @setup_required
+    def post(self):
+        parser = reqparse.RequestParser()
+        parser.add_argument("email", type=str, required=True, location="json")
+        parser.add_argument("code", type=str, required=True, location="json")
+        parser.add_argument("token", type=str, required=True, location="json")
+        args = parser.parse_args()
+
+        user_email = args["email"]
+
+        token_data = AccountService.get_email_code_login_data(args["token"])
+        if token_data is None:
+            raise InvalidTokenError()
+
+        if token_data["email"] != args["email"]:
+            raise InvalidEmailError()
+
+        if token_data["code"] != args["code"]:
+            raise EmailCodeError()
+
+        AccountService.revoke_email_code_login_token(args["token"])
+        account = AccountService.get_user_through_email(user_email)
+        if account:
+            tenant = TenantService.get_join_tenants(account)
+            if not tenant:
+                if not FeatureService.get_system_features().is_allow_create_workspace:
+                    raise NotAllowedCreateWorkspace()
+                else:
+                    tenant = TenantService.create_tenant(f"{account.name}'s Workspace")
+                    TenantService.create_tenant_member(tenant, account, role="owner")
+                    account.current_tenant = tenant
+                    tenant_was_created.send(tenant)
+
+        if account is None:
+            try:
+                account = AccountService.create_account_and_tenant(
+                    email=user_email, name=user_email, interface_language=languages[0]
+                )
+            except WorkSpaceNotAllowedCreateError:
+                return NotAllowedCreateWorkspace()
+        token_pair = AccountService.login(account, ip_address=extract_remote_ip(request))
+        AccountService.reset_login_error_rate_limit(args["email"])
+        return {"result": "success", "data": token_pair.model_dump()}
 
 
 class RefreshTokenApi(Resource):
@@ -120,4 +216,7 @@ class RefreshTokenApi(Resource):
 
 api.add_resource(LoginApi, "/login")
 api.add_resource(LogoutApi, "/logout")
+api.add_resource(EmailCodeLoginSendEmailApi, "/email-code-login")
+api.add_resource(EmailCodeLoginApi, "/email-code-login/validity")
+api.add_resource(ResetPasswordSendEmailApi, "/reset-password")
 api.add_resource(RefreshTokenApi, "/refresh-token")

api/controllers/console/auth/oauth.py

@@ -5,14 +5,20 @@ from typing import Optional
 import requests
 from flask import current_app, redirect, request
 from flask_restful import Resource
+from werkzeug.exceptions import Unauthorized
 
 from configs import dify_config
 from constants.languages import languages
+from events.tenant_event import tenant_was_created
 from extensions.ext_database import db
 from libs.helper import extract_remote_ip
 from libs.oauth import GitHubOAuth, GoogleOAuth, OAuthUserInfo
-from models.account import Account, AccountStatus
+from models import Account
+from models.account import AccountStatus
 from services.account_service import AccountService, RegisterService, TenantService
+from services.errors.account import AccountNotFoundError
+from services.errors.workspace import WorkSpaceNotAllowedCreateError, WorkSpaceNotFoundError
+from services.feature_service import FeatureService
 
 from .. import api
 
@@ -42,6 +48,7 @@ def get_oauth_providers():
 
 class OAuthLogin(Resource):
     def get(self, provider: str):
+        invite_token = request.args.get("invite_token") or None
         OAUTH_PROVIDERS = get_oauth_providers()
         with current_app.app_context():
             oauth_provider = OAUTH_PROVIDERS.get(provider)
@@ -49,7 +56,7 @@ class OAuthLogin(Resource):
         if not oauth_provider:
             return {"error": "Invalid provider"}, 400
 
-        auth_url = oauth_provider.get_authorization_url()
+        auth_url = oauth_provider.get_authorization_url(invite_token=invite_token)
         return redirect(auth_url)
 
 
@@ -62,6 +69,11 @@ class OAuthCallback(Resource):
             return {"error": "Invalid provider"}, 400
 
         code = request.args.get("code")
+        state = request.args.get("state")
+        invite_token = None
+        if state:
+            invite_token = state
+
         try:
             token = oauth_provider.get_access_token(code)
             user_info = oauth_provider.get_user_info(token)
@@ -69,17 +81,43 @@ class OAuthCallback(Resource):
             logging.exception(f"An error occurred during the OAuth process with {provider}: {e.response.text}")
             return {"error": "OAuth process failed"}, 400
 
-        account = _generate_account(provider, user_info)
+        if invite_token and RegisterService.is_valid_invite_token(invite_token):
+            invitation = RegisterService._get_invitation_by_token(token=invite_token)
+            if invitation:
+                invitation_email = invitation.get("email", None)
+                if invitation_email != user_info.email:
+                    return redirect(f"{dify_config.CONSOLE_WEB_URL}/signin?message=Invalid invitation token.")
+
+            return redirect(f"{dify_config.CONSOLE_WEB_URL}/signin/invite-settings?invite_token={invite_token}")
+
+        try:
+            account = _generate_account(provider, user_info)
+        except AccountNotFoundError:
+            return redirect(f"{dify_config.CONSOLE_WEB_URL}/signin?message=Account not found.")
+        except (WorkSpaceNotFoundError, WorkSpaceNotAllowedCreateError):
+            return redirect(
+                f"{dify_config.CONSOLE_WEB_URL}/signin"
+                "?message=Workspace not found, please contact system admin to invite you to join in a workspace."
+            )
+
         # Check account status
-        if account.status in {AccountStatus.BANNED.value, AccountStatus.CLOSED.value}:
-            return {"error": "Account is banned or closed."}, 403
+        if account.status == AccountStatus.BANNED.value:
+            return redirect(f"{dify_config.CONSOLE_WEB_URL}/signin?message=Account is banned.")
 
         if account.status == AccountStatus.PENDING.value:
             account.status = AccountStatus.ACTIVE.value
             account.initialized_at = datetime.now(timezone.utc).replace(tzinfo=None)
             db.session.commit()
 
-        TenantService.create_owner_tenant_if_not_exist(account)
+        try:
+            TenantService.create_owner_tenant_if_not_exist(account)
+        except Unauthorized:
+            return redirect(f"{dify_config.CONSOLE_WEB_URL}/signin?message=Workspace not found.")
+        except WorkSpaceNotAllowedCreateError:
+            return redirect(
+                f"{dify_config.CONSOLE_WEB_URL}/signin"
+                "?message=Workspace not found, please contact system admin to invite you to join in a workspace."
+            )
 
         token_pair = AccountService.login(
             account=account,
@@ -104,8 +142,20 @@ def _generate_account(provider: str, user_info: OAuthUserInfo):
     # Get account by openid or email.
     account = _get_account_by_openid_or_email(provider, user_info)
 
+    if account:
+        tenant = TenantService.get_join_tenants(account)
+        if not tenant:
+            if not FeatureService.get_system_features().is_allow_create_workspace:
+                raise WorkSpaceNotAllowedCreateError()
+            else:
+                tenant = TenantService.create_tenant(f"{account.name}'s Workspace")
+                TenantService.create_tenant_member(tenant, account, role="owner")
+                account.current_tenant = tenant
+                tenant_was_created.send(tenant)
+
     if not account:
-        # Create account
+        if not FeatureService.get_system_features().is_allow_register:
+            raise AccountNotFoundError()
         account_name = user_info.name or "Dify"
         account = RegisterService.register(
             email=user_info.email, name=account_name, password=None, open_id=user_info.id, provider=provider

api/controllers/console/datasets/data_source.py

@@ -15,8 +15,7 @@ from core.rag.extractor.notion_extractor import NotionExtractor
 from extensions.ext_database import db
 from fields.data_source_fields import integrate_list_fields, integrate_notion_info_list_fields
 from libs.login import login_required
-from models.dataset import Document
-from models.source import DataSourceOauthBinding
+from models import DataSourceOauthBinding, Document
 from services.dataset_service import DatasetService, DocumentService
 from tasks.document_indexing_sync_task import document_indexing_sync_task
 

api/controllers/console/datasets/datasets.py

@@ -24,8 +24,8 @@ from fields.app_fields import related_app_list
 from fields.dataset_fields import dataset_detail_fields, dataset_query_detail_fields
 from fields.document_fields import document_status_fields
 from libs.login import login_required
-from models.dataset import Dataset, DatasetPermissionEnum, Document, DocumentSegment
-from models.model import ApiToken, UploadFile
+from models import ApiToken, Dataset, Document, DocumentSegment, UploadFile
+from models.dataset import DatasetPermissionEnum
 from services.dataset_service import DatasetPermissionService, DatasetService, DocumentService
 
 
@@ -619,6 +619,7 @@ class DatasetRetrievalSettingApi(Resource):
                 | VectorType.PGVECTO_RS
                 | VectorType.BAIDU
                 | VectorType.VIKINGDB
+                | VectorType.UPSTASH
             ):
                 return {"retrieval_method": [RetrievalMethod.SEMANTIC_SEARCH.value]}
             case (
@@ -657,6 +658,7 @@ class DatasetRetrievalSettingMockApi(Resource):
                 | VectorType.PGVECTO_RS
                 | VectorType.BAIDU
                 | VectorType.VIKINGDB
+                | VectorType.UPSTASH
             ):
                 return {"retrieval_method": [RetrievalMethod.SEMANTIC_SEARCH.value]}
             case (

api/controllers/console/datasets/datasets_document.py

@@ -46,8 +46,7 @@ from fields.document_fields import (
     document_with_segments_fields,
 )
 from libs.login import login_required
-from models.dataset import Dataset, DatasetProcessRule, Document, DocumentSegment
-from models.model import UploadFile
+from models import Dataset, DatasetProcessRule, Document, DocumentSegment, UploadFile
 from services.dataset_service import DatasetService, DocumentService
 from tasks.add_document_to_index_task import add_document_to_index_task
 from tasks.remove_document_from_index_task import remove_document_from_index_task

api/controllers/console/datasets/datasets_segments.py

@@ -24,7 +24,7 @@ from extensions.ext_database import db
 from extensions.ext_redis import redis_client
 from fields.segment_fields import segment_fields
 from libs.login import login_required
-from models.dataset import DocumentSegment
+from models import DocumentSegment
 from services.dataset_service import DatasetService, DocumentService, SegmentService
 from tasks.batch_create_segment_to_index_task import batch_create_segment_to_index_task
 from tasks.disable_segment_from_index_task import disable_segment_from_index_task

api/controllers/console/datasets/file.py

@@ -1,9 +1,12 @@
+import urllib.parse
+
 from flask import request
 from flask_login import current_user
-from flask_restful import Resource, marshal_with
+from flask_restful import Resource, marshal_with, reqparse
 
 import services
 from configs import dify_config
+from constants import DOCUMENT_EXTENSIONS
 from controllers.console import api
 from controllers.console.datasets.error import (
     FileTooLargeError,
@@ -13,9 +16,10 @@ from controllers.console.datasets.error import (
 )
 from controllers.console.setup import setup_required
 from controllers.console.wraps import account_initialization_required, cloud_edition_billing_resource_check
-from fields.file_fields import file_fields, upload_config_fields
+from core.helper import ssrf_proxy
+from fields.file_fields import file_fields, remote_file_info_fields, upload_config_fields
 from libs.login import login_required
-from services.file_service import ALLOWED_EXTENSIONS, UNSTRUCTURED_ALLOWED_EXTENSIONS, FileService
+from services.file_service import FileService
 
 PREVIEW_WORDS_LIMIT = 3000
 
@@ -26,13 +30,12 @@ class FileApi(Resource):
     @account_initialization_required
     @marshal_with(upload_config_fields)
     def get(self):
-        file_size_limit = dify_config.UPLOAD_FILE_SIZE_LIMIT
-        batch_count_limit = dify_config.UPLOAD_FILE_BATCH_LIMIT
-        image_file_size_limit = dify_config.UPLOAD_IMAGE_FILE_SIZE_LIMIT
         return {
-            "file_size_limit": file_size_limit,
-            "batch_count_limit": batch_count_limit,
-            "image_file_size_limit": image_file_size_limit,
+            "file_size_limit": dify_config.UPLOAD_FILE_SIZE_LIMIT,
+            "batch_count_limit": dify_config.UPLOAD_FILE_BATCH_LIMIT,
+            "image_file_size_limit": dify_config.UPLOAD_IMAGE_FILE_SIZE_LIMIT,
+            "video_file_size_limit": dify_config.UPLOAD_VIDEO_FILE_SIZE_LIMIT,
+            "audio_file_size_limit": dify_config.UPLOAD_AUDIO_FILE_SIZE_LIMIT,
         }, 200
 
     @setup_required
@@ -44,6 +47,10 @@ class FileApi(Resource):
         # get file from request
         file = request.files["file"]
 
+        parser = reqparse.RequestParser()
+        parser.add_argument("source", type=str, required=False, location="args")
+        source = parser.parse_args().get("source")
+
         # check file
         if "file" not in request.files:
             raise NoFileUploadedError()
@@ -51,7 +58,7 @@ class FileApi(Resource):
         if len(request.files) > 1:
             raise TooManyFilesError()
         try:
-            upload_file = FileService.upload_file(file, current_user)
+            upload_file = FileService.upload_file(file=file, user=current_user, source=source)
         except services.errors.file.FileTooLargeError as file_too_large_error:
             raise FileTooLargeError(file_too_large_error.description)
         except services.errors.file.UnsupportedFileTypeError:
@@ -75,11 +82,24 @@ class FileSupportTypeApi(Resource):
     @login_required
     @account_initialization_required
     def get(self):
-        etl_type = dify_config.ETL_TYPE
-        allowed_extensions = UNSTRUCTURED_ALLOWED_EXTENSIONS if etl_type == "Unstructured" else ALLOWED_EXTENSIONS
-        return {"allowed_extensions": allowed_extensions}
+        return {"allowed_extensions": DOCUMENT_EXTENSIONS}
+
+
+class RemoteFileInfoApi(Resource):
+    @marshal_with(remote_file_info_fields)
+    def get(self, url):
+        decoded_url = urllib.parse.unquote(url)
+        try:
+            response = ssrf_proxy.head(decoded_url)
+            return {
+                "file_type": response.headers.get("Content-Type", "application/octet-stream"),
+                "file_length": int(response.headers.get("Content-Length", 0)),
+            }
+        except Exception as e:
+            return {"error": str(e)}, 400
 
 
 api.add_resource(FileApi, "/files/upload")
 api.add_resource(FilePreviewApi, "/files/<uuid:file_id>/preview")
 api.add_resource(FileSupportTypeApi, "/files/support-type")
+api.add_resource(RemoteFileInfoApi, "/remote-files/<path:url>")

api/controllers/console/datasets/hit_testing.py

@@ -1,88 +1,24 @@
-import logging
+from flask_restful import Resource
 
-from flask_login import current_user
-from flask_restful import Resource, marshal, reqparse
-from werkzeug.exceptions import Forbidden, InternalServerError, NotFound
-
-import services
 from controllers.console import api
-from controllers.console.app.error import (
-    CompletionRequestError,
-    ProviderModelCurrentlyNotSupportError,
-    ProviderNotInitializeError,
-    ProviderQuotaExceededError,
-)
-from controllers.console.datasets.error import DatasetNotInitializedError
+from controllers.console.datasets.hit_testing_base import DatasetsHitTestingBase
 from controllers.console.setup import setup_required
 from controllers.console.wraps import account_initialization_required
-from core.errors.error import (
-    LLMBadRequestError,
-    ModelCurrentlyNotSupportError,
-    ProviderTokenNotInitError,
-    QuotaExceededError,
-)
-from core.model_runtime.errors.invoke import InvokeError
-from fields.hit_testing_fields import hit_testing_record_fields
 from libs.login import login_required
-from services.dataset_service import DatasetService
-from services.hit_testing_service import HitTestingService
 
 
-class HitTestingApi(Resource):
+class HitTestingApi(Resource, DatasetsHitTestingBase):
     @setup_required
     @login_required
     @account_initialization_required
     def post(self, dataset_id):
         dataset_id_str = str(dataset_id)
 
-        dataset = DatasetService.get_dataset(dataset_id_str)
-        if dataset is None:
-            raise NotFound("Dataset not found.")
+        dataset = self.get_and_validate_dataset(dataset_id_str)
+        args = self.parse_args()
+        self.hit_testing_args_check(args)
 
-        try:
-            DatasetService.check_dataset_permission(dataset, current_user)
-        except services.errors.account.NoPermissionError as e:
-            raise Forbidden(str(e))
-
-        parser = reqparse.RequestParser()
-        parser.add_argument("query", type=str, location="json")
-        parser.add_argument("retrieval_model", type=dict, required=False, location="json")
-        parser.add_argument("external_retrieval_model", type=dict, required=False, location="json")
-        args = parser.parse_args()
-
-        HitTestingService.hit_testing_args_check(args)
-
-        try:
-            response = HitTestingService.retrieve(
-                dataset=dataset,
-                query=args["query"],
-                account=current_user,
-                retrieval_model=args["retrieval_model"],
-                external_retrieval_model=args["external_retrieval_model"],
-                limit=10,
-            )
-
-            return {"query": response["query"], "records": marshal(response["records"], hit_testing_record_fields)}
-        except services.errors.index.IndexNotInitializedError:
-            raise DatasetNotInitializedError()
-        except ProviderTokenNotInitError as ex:
-            raise ProviderNotInitializeError(ex.description)
-        except QuotaExceededError:
-            raise ProviderQuotaExceededError()
-        except ModelCurrentlyNotSupportError:
-            raise ProviderModelCurrentlyNotSupportError()
-        except LLMBadRequestError:
-            raise ProviderNotInitializeError(
-                "No Embedding Model or Reranking Model available. Please configure a valid provider "
-                "in the Settings -> Model Provider."
-            )
-        except InvokeError as e:
-            raise CompletionRequestError(e.description)
-        except ValueError as e:
-            raise ValueError(str(e))
-        except Exception as e:
-            logging.exception("Hit testing failed.")
-            raise InternalServerError(str(e))
+        return self.perform_hit_testing(dataset, args)
 
 
 api.add_resource(HitTestingApi, "/datasets/<uuid:dataset_id>/hit-testing")

api/controllers/console/datasets/hit_testing_base.py

@@ -0,0 +1,85 @@
+import logging
+
+from flask_login import current_user
+from flask_restful import marshal, reqparse
+from werkzeug.exceptions import Forbidden, InternalServerError, NotFound
+
+import services.dataset_service
+from controllers.console.app.error import (
+    CompletionRequestError,
+    ProviderModelCurrentlyNotSupportError,
+    ProviderNotInitializeError,
+    ProviderQuotaExceededError,
+)
+from controllers.console.datasets.error import DatasetNotInitializedError
+from core.errors.error import (
+    LLMBadRequestError,
+    ModelCurrentlyNotSupportError,
+    ProviderTokenNotInitError,
+    QuotaExceededError,
+)
+from core.model_runtime.errors.invoke import InvokeError
+from fields.hit_testing_fields import hit_testing_record_fields
+from services.dataset_service import DatasetService
+from services.hit_testing_service import HitTestingService
+
+
+class DatasetsHitTestingBase:
+    @staticmethod
+    def get_and_validate_dataset(dataset_id: str):
+        dataset = DatasetService.get_dataset(dataset_id)
+        if dataset is None:
+            raise NotFound("Dataset not found.")
+
+        try:
+            DatasetService.check_dataset_permission(dataset, current_user)
+        except services.errors.account.NoPermissionError as e:
+            raise Forbidden(str(e))
+
+        return dataset
+
+    @staticmethod
+    def hit_testing_args_check(args):
+        HitTestingService.hit_testing_args_check(args)
+
+    @staticmethod
+    def parse_args():
+        parser = reqparse.RequestParser()
+
+        parser.add_argument("query", type=str, location="json")
+        parser.add_argument("retrieval_model", type=dict, required=False, location="json")
+        parser.add_argument("external_retrieval_model", type=dict, required=False, location="json")
+        return parser.parse_args()
+
+    @staticmethod
+    def perform_hit_testing(dataset, args):
+        try:
+            response = HitTestingService.retrieve(
+                dataset=dataset,
+                query=args["query"],
+                account=current_user,
+                retrieval_model=args["retrieval_model"],
+                external_retrieval_model=args["external_retrieval_model"],
+                limit=10,
+            )
+            return {"query": response["query"], "records": marshal(response["records"], hit_testing_record_fields)}
+        except services.errors.index.IndexNotInitializedError:
+            raise DatasetNotInitializedError()
+        except ProviderTokenNotInitError as ex:
+            raise ProviderNotInitializeError(ex.description)
+        except QuotaExceededError:
+            raise ProviderQuotaExceededError()
+        except ModelCurrentlyNotSupportError:
+            raise ProviderModelCurrentlyNotSupportError()
+        except LLMBadRequestError:
+            raise ProviderNotInitializeError(
+                "No Embedding Model or Reranking Model available. Please configure a valid provider "
+                "in the Settings -> Model Provider."
+            )
+        except InvokeError as e:
+            raise CompletionRequestError(e.description)
+        except ValueError as e:
+            raise ValueError(str(e))
+        except Exception as e:
+            logging.exception("Hit testing failed.")
+            raise InternalServerError(str(e))

api/controllers/console/error.py

@@ -38,3 +38,27 @@ class AlreadyActivateError(BaseHTTPException):
     error_code = "already_activate"
     description = "Auth Token is invalid or account already activated, please check again."
     code = 403
+
+
+class NotAllowedCreateWorkspace(BaseHTTPException):
+    error_code = "not_allowed_create_workspace"
+    description = "Workspace not found, please contact system admin to invite you to join in a workspace."
+    code = 400
+
+
+class AccountBannedError(BaseHTTPException):
+    error_code = "account_banned"
+    description = "Account is banned."
+    code = 400
+
+
+class NotAllowedRegister(BaseHTTPException):
+    error_code = "unauthorized"
+    description = "Account not found."
+    code = 400
+
+
+class EmailSendIpLimitError(BaseHTTPException):
+    error_code = "email_send_ip_limit"
+    description = "Too many emails have been sent from this IP address recently. Please try again later."
+    code = 429

api/controllers/console/explore/installed_app.py

@@ -11,7 +11,7 @@ from controllers.console.wraps import account_initialization_required, cloud_edi
 from extensions.ext_database import db
 from fields.installed_app_fields import installed_app_list_fields
 from libs.login import login_required
-from models.model import App, InstalledApp, RecommendedApp
+from models import App, InstalledApp, RecommendedApp
 from services.account_service import TenantService
 
 

api/controllers/console/explore/saved_message.py

@@ -18,7 +18,7 @@ message_fields = {
     "inputs": fields.Raw,
     "query": fields.String,
     "answer": fields.String,
-    "message_files": fields.List(fields.Nested(message_file_fields), attribute="files"),
+    "message_files": fields.List(fields.Nested(message_file_fields)),
     "feedback": fields.Nested(feedback_fields, attribute="user_feedback", allow_null=True),
     "created_at": TimestampField,
 }

api/controllers/console/explore/wraps.py

@@ -7,7 +7,7 @@ from werkzeug.exceptions import NotFound
 from controllers.console.wraps import account_initialization_required
 from extensions.ext_database import db
 from libs.login import login_required
-from models.model import InstalledApp
+from models import InstalledApp
 
 
 def installed_app_required(view=None):

api/controllers/console/workspace/account.py

@@ -20,7 +20,7 @@ from extensions.ext_database import db
 from fields.member_fields import account_fields
 from libs.helper import TimestampField, timezone
 from libs.login import login_required
-from models.account import AccountIntegrate, InvitationCode
+from models import AccountIntegrate, InvitationCode
 from services.account_service import AccountService
 from services.errors.account import CurrentPasswordIncorrectError as ServiceCurrentPasswordIncorrectError
 

api/controllers/console/workspace/tool_providers.py

@@ -360,16 +360,15 @@ class ToolWorkflowProviderCreateApi(Resource):
         args = reqparser.parse_args()
 
         return WorkflowToolManageService.create_workflow_tool(
-            user_id,
-            tenant_id,
-            args["workflow_app_id"],
-            args["name"],
-            args["label"],
-            args["icon"],
-            args["description"],
-            args["parameters"],
-            args["privacy_policy"],
-            args.get("labels", []),
+            user_id=user_id,
+            tenant_id=tenant_id,
+            workflow_app_id=args["workflow_app_id"],
+            name=args["name"],
+            label=args["label"],
+            icon=args["icon"],
+            description=args["description"],
+            parameters=args["parameters"],
+            privacy_policy=args["privacy_policy"],
         )
 
 

api/controllers/console/workspace/workspace.py

@@ -198,7 +198,7 @@ class WebappLogoWorkspaceApi(Resource):
             raise UnsupportedFileTypeError()
 
         try:
-            upload_file = FileService.upload_file(file, current_user, True)
+            upload_file = FileService.upload_file(file=file, user=current_user)
 
         except services.errors.file.FileTooLargeError as file_too_large_error:
             raise FileTooLargeError(file_too_large_error.description)

api/controllers/files/image_preview.py

@@ -1,5 +1,5 @@
 from flask import Response, request
-from flask_restful import Resource
+from flask_restful import Resource, reqparse
 from werkzeug.exceptions import NotFound
 
 import services
@@ -10,6 +10,10 @@ from services.file_service import FileService
 
 
 class ImagePreviewApi(Resource):
+    """
+    Deprecated
+    """
+
     def get(self, file_id):
         file_id = str(file_id)
 
@@ -21,13 +25,57 @@ class ImagePreviewApi(Resource):
             return {"content": "Invalid request."}, 400
 
         try:
-            generator, mimetype = FileService.get_image_preview(file_id, timestamp, nonce, sign)
+            generator, mimetype = FileService.get_image_preview(
+                file_id=file_id,
+                timestamp=timestamp,
+                nonce=nonce,
+                sign=sign,
+            )
         except services.errors.file.UnsupportedFileTypeError:
             raise UnsupportedFileTypeError()
 
         return Response(generator, mimetype=mimetype)
 
 
+class FilePreviewApi(Resource):
+    def get(self, file_id):
+        file_id = str(file_id)
+
+        parser = reqparse.RequestParser()
+        parser.add_argument("timestamp", type=str, required=True, location="args")
+        parser.add_argument("nonce", type=str, required=True, location="args")
+        parser.add_argument("sign", type=str, required=True, location="args")
+        parser.add_argument("as_attachment", type=bool, required=False, default=False, location="args")
+
+        args = parser.parse_args()
+
+        if not args["timestamp"] or not args["nonce"] or not args["sign"]:
+            return {"content": "Invalid request."}, 400
+
+        try:
+            generator, upload_file = FileService.get_file_generator_by_file_id(
+                file_id=file_id,
+                timestamp=args["timestamp"],
+                nonce=args["nonce"],
+                sign=args["sign"],
+            )
+        except services.errors.file.UnsupportedFileTypeError:
+            raise UnsupportedFileTypeError()
+
+        response = Response(
+            generator,
+            mimetype=upload_file.mime_type,
+            direct_passthrough=True,
+            headers={},
+        )
+        if upload_file.size > 0:
+            response.headers["Content-Length"] = str(upload_file.size)
+        if args["as_attachment"]:
+            response.headers["Content-Disposition"] = f"attachment; filename={upload_file.name}"
+
+        return response
+
+
 class WorkspaceWebappLogoApi(Resource):
     def get(self, workspace_id):
         workspace_id = str(workspace_id)
@@ -49,4 +97,5 @@ class WorkspaceWebappLogoApi(Resource):
 
 
 api.add_resource(ImagePreviewApi, "/files/<uuid:file_id>/image-preview")
+api.add_resource(FilePreviewApi, "/files/<uuid:file_id>/file-preview")
 api.add_resource(WorkspaceWebappLogoApi, "/files/workspaces/<uuid:workspace_id>/webapp-logo")

api/controllers/files/tool_files.py

@@ -16,6 +16,7 @@ class ToolFilePreviewApi(Resource):
         parser.add_argument("timestamp", type=str, required=True, location="args")
         parser.add_argument("nonce", type=str, required=True, location="args")
         parser.add_argument("sign", type=str, required=True, location="args")
+        parser.add_argument("as_attachment", type=bool, required=False, default=False, location="args")
 
         args = parser.parse_args()
 
@@ -28,18 +29,27 @@ class ToolFilePreviewApi(Resource):
             raise Forbidden("Invalid request.")
 
         try:
-            result = ToolFileManager.get_file_generator_by_tool_file_id(
+            stream, tool_file = ToolFileManager.get_file_generator_by_tool_file_id(
                 file_id,
             )
 
-            if not result:
+            if not stream or not tool_file:
                 raise NotFound("file is not found")
-
-            generator, mimetype = result
         except Exception:
             raise UnsupportedFileTypeError()
 
-        return Response(generator, mimetype=mimetype)
+        response = Response(
+            stream,
+            mimetype=tool_file.mimetype,
+            direct_passthrough=True,
+            headers={},
+        )
+        if tool_file.size > 0:
+            response.headers["Content-Length"] = str(tool_file.size)
+        if args["as_attachment"]:
+            response.headers["Content-Disposition"] = f"attachment; filename={tool_file.name}"
+
+        return response
 
 
 api.add_resource(ToolFilePreviewApi, "/files/tools/<uuid:file_id>.<string:extension>")

api/controllers/service_api/__init__.py

@@ -5,7 +5,6 @@ from libs.external_api import ExternalApi
 bp = Blueprint("service_api", __name__, url_prefix="/v1")
 api = ExternalApi(bp)
 
-
 from . import index
 from .app import app, audio, completion, conversation, file, message, workflow
-from .dataset import dataset, document, segment
+from .dataset import dataset, document, hit_testing, segment

api/controllers/service_api/app/completion.py

@@ -4,7 +4,6 @@ from flask_restful import Resource, reqparse
 from werkzeug.exceptions import InternalServerError, NotFound
 
 import services
-from constants import UUID_NIL
 from controllers.service_api import api
 from controllers.service_api.app.error import (
     AppUnavailableError,
@@ -108,7 +107,6 @@ class ChatApi(Resource):
         parser.add_argument("conversation_id", type=uuid_value, location="json")
         parser.add_argument("retriever_from", type=str, required=False, default="dev", location="json")
         parser.add_argument("auto_generate_name", type=bool, required=False, default=True, location="json")
-        parser.add_argument("parent_message_id", type=uuid_value, required=False, default=UUID_NIL, location="json")
 
         args = parser.parse_args()
 

api/controllers/service_api/app/message.py

@@ -48,7 +48,7 @@ class MessageListApi(Resource):
         "tool_input": fields.String,
         "created_at": TimestampField,
         "observation": fields.String,
-        "message_files": fields.List(fields.String, attribute="files"),
+        "message_files": fields.List(fields.Nested(message_file_fields)),
     }
 
     message_fields = {
@@ -58,7 +58,7 @@ class MessageListApi(Resource):
         "inputs": fields.Raw,
         "query": fields.String,
         "answer": fields.String(attribute="re_sign_file_url_answer"),
-        "message_files": fields.List(fields.Nested(message_file_fields), attribute="files"),
+        "message_files": fields.List(fields.Nested(message_file_fields)),
         "feedback": fields.Nested(feedback_fields, attribute="user_feedback", allow_null=True),
         "retriever_resources": fields.List(fields.Nested(retriever_resource_fields)),
         "created_at": TimestampField,

api/controllers/service_api/dataset/hit_testing.py

@@ -0,0 +1,17 @@
+from controllers.console.datasets.hit_testing_base import DatasetsHitTestingBase
+from controllers.service_api import api
+from controllers.service_api.wraps import DatasetApiResource
+
+
+class HitTestingApi(DatasetApiResource, DatasetsHitTestingBase):
+    def post(self, tenant_id, dataset_id):
+        dataset_id_str = str(dataset_id)
+
+        dataset = self.get_and_validate_dataset(dataset_id_str)
+        args = self.parse_args()
+        self.hit_testing_args_check(args)
+
+        return self.perform_hit_testing(dataset, args)
+
+
+api.add_resource(HitTestingApi, "/datasets/<uuid:dataset_id>/hit-testing")

api/controllers/web/file.py

@@ -1,11 +1,14 @@
+import urllib.parse
+
 from flask import request
-from flask_restful import marshal_with
+from flask_restful import marshal_with, reqparse
 
 import services
 from controllers.web import api
 from controllers.web.error import FileTooLargeError, NoFileUploadedError, TooManyFilesError, UnsupportedFileTypeError
 from controllers.web.wraps import WebApiResource
-from fields.file_fields import file_fields
+from core.helper import ssrf_proxy
+from fields.file_fields import file_fields, remote_file_info_fields
 from services.file_service import FileService
 
 
@@ -15,6 +18,10 @@ class FileApi(WebApiResource):
         # get file from request
         file = request.files["file"]
 
+        parser = reqparse.RequestParser()
+        parser.add_argument("source", type=str, required=False, location="args")
+        source = parser.parse_args().get("source")
+
         # check file
         if "file" not in request.files:
             raise NoFileUploadedError()
@@ -22,7 +29,7 @@ class FileApi(WebApiResource):
         if len(request.files) > 1:
             raise TooManyFilesError()
         try:
-            upload_file = FileService.upload_file(file, end_user)
+            upload_file = FileService.upload_file(file=file, user=end_user, source=source)
         except services.errors.file.FileTooLargeError as file_too_large_error:
             raise FileTooLargeError(file_too_large_error.description)
         except services.errors.file.UnsupportedFileTypeError:
@@ -31,4 +38,19 @@ class FileApi(WebApiResource):
         return upload_file, 201
 
 
+class RemoteFileInfoApi(WebApiResource):
+    @marshal_with(remote_file_info_fields)
+    def get(self, url):
+        decoded_url = urllib.parse.unquote(url)
+        try:
+            response = ssrf_proxy.head(decoded_url)
+            return {
+                "file_type": response.headers.get("Content-Type", "application/octet-stream"),
+                "file_length": int(response.headers.get("Content-Length", -1)),
+            }
+        except Exception as e:
+            return {"error": str(e)}, 400
+
+
 api.add_resource(FileApi, "/files/upload")
+api.add_resource(RemoteFileInfoApi, "/remote-files/<path:url>")

api/controllers/web/message.py

@@ -22,6 +22,7 @@ from core.errors.error import ModelCurrentlyNotSupportError, ProviderTokenNotIni
 from core.model_runtime.errors.invoke import InvokeError
 from fields.conversation_fields import message_file_fields
 from fields.message_fields import agent_thought_fields
+from fields.raws import FilesContainedField
 from libs import helper
 from libs.helper import TimestampField, uuid_value
 from models.model import AppMode
@@ -58,10 +59,10 @@ class MessageListApi(WebApiResource):
         "id": fields.String,
         "conversation_id": fields.String,
         "parent_message_id": fields.String,
-        "inputs": fields.Raw,
+        "inputs": FilesContainedField,
         "query": fields.String,
         "answer": fields.String(attribute="re_sign_file_url_answer"),
-        "message_files": fields.List(fields.Nested(message_file_fields), attribute="files"),
+        "message_files": fields.List(fields.Nested(message_file_fields)),
         "feedback": fields.Nested(feedback_fields, attribute="user_feedback", allow_null=True),
         "retriever_resources": fields.List(fields.Nested(retriever_resource_fields)),
         "created_at": TimestampField,

api/controllers/web/saved_message.py

@@ -17,7 +17,7 @@ message_fields = {
     "inputs": fields.Raw,
     "query": fields.String,
     "answer": fields.String,
-    "message_files": fields.List(fields.Nested(message_file_fields), attribute="files"),
+    "message_files": fields.List(fields.Nested(message_file_fields)),
     "feedback": fields.Nested(feedback_fields, attribute="user_feedback", allow_null=True),
     "created_at": TimestampField,
 }

api/core/agent/base_agent_runner.py

@@ -16,13 +16,14 @@ from core.app.entities.app_invoke_entities import (
 )
 from core.callback_handler.agent_tool_callback_handler import DifyAgentCallbackHandler
 from core.callback_handler.index_tool_callback_handler import DatasetIndexToolCallbackHandler
-from core.file.message_file_parser import MessageFileParser
+from core.file import file_manager
 from core.memory.token_buffer_memory import TokenBufferMemory
 from core.model_manager import ModelInstance
-from core.model_runtime.entities.llm_entities import LLMUsage
-from core.model_runtime.entities.message_entities import (
+from core.model_runtime.entities import (
     AssistantPromptMessage,
+    LLMUsage,
     PromptMessage,
+    PromptMessageContent,
     PromptMessageTool,
     SystemPromptMessage,
     TextPromptMessageContent,
@@ -40,9 +41,9 @@ from core.tools.entities.tool_entities import (
 from core.tools.tool.dataset_retriever_tool import DatasetRetrieverTool
 from core.tools.tool.tool import Tool
 from core.tools.tool_manager import ToolManager
-from core.tools.utils.tool_parameter_converter import ToolParameterConverter
 from extensions.ext_database import db
-from models.model import Conversation, Message, MessageAgentThought
+from factories import file_factory
+from models.model import Conversation, Message, MessageAgentThought, MessageFile
 from models.tools import ToolConversationVariables
 
 logger = logging.getLogger(__name__)
@@ -66,23 +67,6 @@ class BaseAgentRunner(AppRunner):
         db_variables: Optional[ToolConversationVariables] = None,
         model_instance: ModelInstance = None,
     ) -> None:
-        """
-        Agent runner
-        :param tenant_id: tenant id
-        :param application_generate_entity: application generate entity
-        :param conversation: conversation
-        :param app_config: app generate entity
-        :param model_config: model config
-        :param config: dataset config
-        :param queue_manager: queue manager
-        :param message: message
-        :param user_id: user id
-        :param memory: memory
-        :param prompt_messages: prompt messages
-        :param variables_pool: variables pool
-        :param db_variables: db variables
-        :param model_instance: model instance
-        """
         self.tenant_id = tenant_id
         self.application_generate_entity = application_generate_entity
         self.conversation = conversation
@@ -180,7 +164,7 @@ class BaseAgentRunner(AppRunner):
             if parameter.form != ToolParameter.ToolParameterForm.LLM:
                 continue
 
-            parameter_type = ToolParameterConverter.get_parameter_type(parameter.type)
+            parameter_type = parameter.type.as_normal_type()
             enum = []
             if parameter.type == ToolParameter.ToolParameterType.SELECT:
                 enum = [option.value for option in parameter.options]
@@ -265,7 +249,7 @@ class BaseAgentRunner(AppRunner):
             if parameter.form != ToolParameter.ToolParameterForm.LLM:
                 continue
 
-            parameter_type = ToolParameterConverter.get_parameter_type(parameter.type)
+            parameter_type = parameter.type.as_normal_type()
             enum = []
             if parameter.type == ToolParameter.ToolParameterType.SELECT:
                 enum = [option.value for option in parameter.options]
@@ -511,26 +495,24 @@ class BaseAgentRunner(AppRunner):
         return result
 
     def organize_agent_user_prompt(self, message: Message) -> UserPromptMessage:
-        message_file_parser = MessageFileParser(
-            tenant_id=self.tenant_id,
-            app_id=self.app_config.app_id,
-        )
-
-        files = message.message_files
+        files = db.session.query(MessageFile).filter(MessageFile.message_id == message.id).all()
         if files:
             file_extra_config = FileUploadConfigManager.convert(message.app_model_config.to_dict())
 
             if file_extra_config:
-                file_objs = message_file_parser.transform_message_files(files, file_extra_config)
+                file_objs = file_factory.build_from_message_files(
+                    message_files=files, tenant_id=self.tenant_id, config=file_extra_config
+                )
             else:
                 file_objs = []
 
             if not file_objs:
                 return UserPromptMessage(content=message.query)
             else:
-                prompt_message_contents = [TextPromptMessageContent(data=message.query)]
+                prompt_message_contents: list[PromptMessageContent] = []
+                prompt_message_contents.append(TextPromptMessageContent(data=message.query))
                 for file_obj in file_objs:
-                    prompt_message_contents.append(file_obj.prompt_message_content)
+                    prompt_message_contents.append(file_manager.to_prompt_message_content(file_obj))
 
                 return UserPromptMessage(content=prompt_message_contents)
         else:

api/core/agent/cot_chat_agent_runner.py

@@ -1,9 +1,11 @@
 import json
 
 from core.agent.cot_agent_runner import CotAgentRunner
-from core.model_runtime.entities.message_entities import (
+from core.file import file_manager
+from core.model_runtime.entities import (
     AssistantPromptMessage,
     PromptMessage,
+    PromptMessageContent,
     SystemPromptMessage,
     TextPromptMessageContent,
     UserPromptMessage,
@@ -32,9 +34,10 @@ class CotChatAgentRunner(CotAgentRunner):
         Organize user query
         """
         if self.files:
-            prompt_message_contents = [TextPromptMessageContent(data=query)]
+            prompt_message_contents: list[PromptMessageContent] = []
+            prompt_message_contents.append(TextPromptMessageContent(data=query))
             for file_obj in self.files:
-                prompt_message_contents.append(file_obj.prompt_message_content)
+                prompt_message_contents.append(file_manager.to_prompt_message_content(file_obj))
 
             prompt_messages.append(UserPromptMessage(content=prompt_message_contents))
         else:

api/core/agent/fc_agent_runner.py

@@ -7,10 +7,15 @@ from typing import Any, Optional, Union
 from core.agent.base_agent_runner import BaseAgentRunner
 from core.app.apps.base_app_queue_manager import PublishFrom
 from core.app.entities.queue_entities import QueueAgentThoughtEvent, QueueMessageEndEvent, QueueMessageFileEvent
-from core.model_runtime.entities.llm_entities import LLMResult, LLMResultChunk, LLMResultChunkDelta, LLMUsage
-from core.model_runtime.entities.message_entities import (
+from core.file import file_manager
+from core.model_runtime.entities import (
     AssistantPromptMessage,
+    LLMResult,
+    LLMResultChunk,
+    LLMResultChunkDelta,
+    LLMUsage,
     PromptMessage,
+    PromptMessageContent,
     PromptMessageContentType,
     SystemPromptMessage,
     TextPromptMessageContent,
@@ -390,9 +395,10 @@ class FunctionCallAgentRunner(BaseAgentRunner):
         Organize user query
         """
         if self.files:
-            prompt_message_contents = [TextPromptMessageContent(data=query)]
+            prompt_message_contents: list[PromptMessageContent] = []
+            prompt_message_contents.append(TextPromptMessageContent(data=query))
             for file_obj in self.files:
-                prompt_message_contents.append(file_obj.prompt_message_content)
+                prompt_message_contents.append(file_manager.to_prompt_message_content(file_obj))
 
             prompt_messages.append(UserPromptMessage(content=prompt_message_contents))
         else:

api/core/agent/output_parser/cot_output_parser.py

@@ -62,6 +62,8 @@ class CotAgentOutputParser:
         thought_str = "thought:"
         thought_idx = 0
 
+        last_character = ""
+
         for response in llm_response:
             if response.delta.usage:
                 usage_dict["usage"] = response.delta.usage
@@ -74,35 +76,38 @@ class CotAgentOutputParser:
             while index < len(response):
                 steps = 1
                 delta = response[index : index + steps]
-                last_character = response[index - 1] if index > 0 else ""
+                yield_delta = False
 
                 if delta == "`":
+                    last_character = delta
                     code_block_cache += delta
                     code_block_delimiter_count += 1
                 else:
                     if not in_code_block:
                         if code_block_delimiter_count > 0:
+                            last_character = delta
                             yield code_block_cache
                         code_block_cache = ""
                     else:
+                        last_character = delta
                         code_block_cache += delta
                     code_block_delimiter_count = 0
 
                 if not in_code_block and not in_json:
                     if delta.lower() == action_str[action_idx] and action_idx == 0:
                         if last_character not in {"\n", " ", ""}:
+                            yield_delta = True
+                        else:
+                            last_character = delta
+                            action_cache += delta
+                            action_idx += 1
+                            if action_idx == len(action_str):
+                                action_cache = ""
+                                action_idx = 0
                             index += steps
-                            yield delta
                             continue
-
-                        action_cache += delta
-                        action_idx += 1
-                        if action_idx == len(action_str):
-                            action_cache = ""
-                            action_idx = 0
-                        index += steps
-                        continue
                     elif delta.lower() == action_str[action_idx] and action_idx > 0:
+                        last_character = delta
                         action_cache += delta
                         action_idx += 1
                         if action_idx == len(action_str):
@@ -112,24 +117,25 @@ class CotAgentOutputParser:
                         continue
                     else:
                         if action_cache:
+                            last_character = delta
                             yield action_cache
                             action_cache = ""
                             action_idx = 0
 
                     if delta.lower() == thought_str[thought_idx] and thought_idx == 0:
                         if last_character not in {"\n", " ", ""}:
+                            yield_delta = True
+                        else:
+                            last_character = delta
+                            thought_cache += delta
+                            thought_idx += 1
+                            if thought_idx == len(thought_str):
+                                thought_cache = ""
+                                thought_idx = 0
                             index += steps
-                            yield delta
                             continue
-
-                        thought_cache += delta
-                        thought_idx += 1
-                        if thought_idx == len(thought_str):
-                            thought_cache = ""
-                            thought_idx = 0
-                        index += steps
-                        continue
                     elif delta.lower() == thought_str[thought_idx] and thought_idx > 0:
+                        last_character = delta
                         thought_cache += delta
                         thought_idx += 1
                         if thought_idx == len(thought_str):
@@ -139,12 +145,20 @@ class CotAgentOutputParser:
                         continue
                     else:
                         if thought_cache:
+                            last_character = delta
                             yield thought_cache
                             thought_cache = ""
                             thought_idx = 0
 
+                    if yield_delta:
+                        index += steps
+                        last_character = delta
+                        yield delta
+                        continue
+
                 if code_block_delimiter_count == 3:
                     if in_code_block:
+                        last_character = delta
                         yield from extra_json_from_code_block(code_block_cache)
                         code_block_cache = ""
 
@@ -156,8 +170,10 @@ class CotAgentOutputParser:
                     if delta == "{":
                         json_quote_count += 1
                         in_json = True
+                        last_character = delta
                         json_cache += delta
                     elif delta == "}":
+                        last_character = delta
                         json_cache += delta
                         if json_quote_count > 0:
                             json_quote_count -= 1
@@ -168,16 +184,19 @@ class CotAgentOutputParser:
                                 continue
                     else:
                         if in_json:
+                            last_character = delta
                             json_cache += delta
 
                     if got_json:
                         got_json = False
+                        last_character = delta
                         yield parse_action(json_cache)
                         json_cache = ""
                         json_quote_count = 0
                         in_json = False
 
                 if not in_code_block and not in_json:
+                    last_character = delta
                     yield delta.replace("`", "")
 
                 index += steps

api/core/app/app_config/easy_ui_based_app/variables/manager.py

@@ -53,12 +53,11 @@ class BasicVariablesConfigManager:
                     VariableEntity(
                         type=variable_type,
                         variable=variable.get("variable"),
-                        description=variable.get("description"),
+                        description=variable.get("description") or "",
                         label=variable.get("label"),
                         required=variable.get("required", False),
                         max_length=variable.get("max_length"),
-                        options=variable.get("options"),
-                        default=variable.get("default"),
+                        options=variable.get("options") or [],
                     )
                 )
 

api/core/app/app_config/entities.py

@@ -1,11 +1,12 @@
+from collections.abc import Sequence
 from enum import Enum
 from typing import Any, Optional
 
-from pydantic import BaseModel
+from pydantic import BaseModel, Field, field_validator
 
-from core.file.file_obj import FileExtraConfig
+from core.file import FileExtraConfig, FileTransferMethod, FileType
 from core.model_runtime.entities.message_entities import PromptMessageRole
-from models import AppMode
+from models.model import AppMode
 
 
 class ModelConfigEntity(BaseModel):
@@ -69,7 +70,7 @@ class PromptTemplateEntity(BaseModel):
         ADVANCED = "advanced"
 
         @classmethod
-        def value_of(cls, value: str) -> "PromptType":
+        def value_of(cls, value: str):
             """
             Get value of given mode.
 
@@ -93,6 +94,8 @@ class VariableEntityType(str, Enum):
     PARAGRAPH = "paragraph"
     NUMBER = "number"
     EXTERNAL_DATA_TOOL = "external_data_tool"
+    FILE = "file"
+    FILE_LIST = "file-list"
 
 
 class VariableEntity(BaseModel):
@@ -102,13 +105,24 @@ class VariableEntity(BaseModel):
 
     variable: str
     label: str
-    description: Optional[str] = None
+    description: str = ""
     type: VariableEntityType
     required: bool = False
     max_length: Optional[int] = None
-    options: Optional[list[str]] = None
-    default: Optional[str] = None
-    hint: Optional[str] = None
+    options: Sequence[str] = Field(default_factory=list)
+    allowed_file_types: Sequence[FileType] = Field(default_factory=list)
+    allowed_file_extensions: Sequence[str] = Field(default_factory=list)
+    allowed_file_upload_methods: Sequence[FileTransferMethod] = Field(default_factory=list)
+
+    @field_validator("description", mode="before")
+    @classmethod
+    def convert_none_description(cls, v: Any) -> str:
+        return v or ""
+
+    @field_validator("options", mode="before")
+    @classmethod
+    def convert_none_options(cls, v: Any) -> Sequence[str]:
+        return v or []
 
 
 class ExternalDataVariableEntity(BaseModel):
@@ -136,7 +150,7 @@ class DatasetRetrieveConfigEntity(BaseModel):
         MULTIPLE = "multiple"
 
         @classmethod
-        def value_of(cls, value: str) -> "RetrieveStrategy":
+        def value_of(cls, value: str):
             """
             Get value of given mode.
 

api/core/app/app_config/features/file_upload/manager.py

@@ -1,12 +1,13 @@
 from collections.abc import Mapping
-from typing import Any, Optional
+from typing import Any
 
-from core.file.file_obj import FileExtraConfig
+from core.file.models import FileExtraConfig
+from models import FileUploadConfig
 
 
 class FileUploadConfigManager:
     @classmethod
-    def convert(cls, config: Mapping[str, Any], is_vision: bool = True) -> Optional[FileExtraConfig]:
+    def convert(cls, config: Mapping[str, Any], is_vision: bool = True):
         """
         Convert model config to model config
 
@@ -15,19 +16,21 @@ class FileUploadConfigManager:
         """
         file_upload_dict = config.get("file_upload")
         if file_upload_dict:
-            if file_upload_dict.get("image"):
-                if "enabled" in file_upload_dict["image"] and file_upload_dict["image"]["enabled"]:
-                    image_config = {
-                        "number_limits": file_upload_dict["image"]["number_limits"],
-                        "transfer_methods": file_upload_dict["image"]["transfer_methods"],
+            if file_upload_dict.get("enabled"):
+                transform_methods = file_upload_dict.get("allowed_file_upload_methods") or file_upload_dict.get(
+                    "allowed_upload_methods", []
+                )
+                data = {
+                    "image_config": {
+                        "number_limits": file_upload_dict["number_limits"],
+                        "transfer_methods": transform_methods,
                     }
+                }
 
-                    if is_vision:
-                        image_config["detail"] = file_upload_dict["image"]["detail"]
+                if is_vision:
+                    data["image_config"]["detail"] = file_upload_dict.get("image", {}).get("detail", "low")
 
-                    return FileExtraConfig(image_config=image_config)
-
-        return None
+                return FileExtraConfig.model_validate(data)
 
     @classmethod
     def validate_and_set_defaults(cls, config: dict, is_vision: bool = True) -> tuple[dict, list[str]]:
@@ -39,29 +42,7 @@ class FileUploadConfigManager:
         """
         if not config.get("file_upload"):
             config["file_upload"] = {}
-
-        if not isinstance(config["file_upload"], dict):
-            raise ValueError("file_upload must be of dict type")
-
-        # check image config
-        if not config["file_upload"].get("image"):
-            config["file_upload"]["image"] = {"enabled": False}
-
-        if config["file_upload"]["image"]["enabled"]:
-            number_limits = config["file_upload"]["image"]["number_limits"]
-            if number_limits < 1 or number_limits > 6:
-                raise ValueError("number_limits must be in [1, 6]")
-
-            if is_vision:
-                detail = config["file_upload"]["image"]["detail"]
-                if detail not in {"high", "low"}:
-                    raise ValueError("detail must be in ['high', 'low']")
-
-            transfer_methods = config["file_upload"]["image"]["transfer_methods"]
-            if not isinstance(transfer_methods, list):
-                raise ValueError("transfer_methods must be of list type")
-            for method in transfer_methods:
-                if method not in {"remote_url", "local_file"}:
-                    raise ValueError("transfer_methods must be in ['remote_url', 'local_file']")
+        else:
+            FileUploadConfig.model_validate(config["file_upload"])
 
         return config, ["file_upload"]

api/core/app/app_config/workflow_ui_based_app/variables/manager.py

@@ -17,6 +17,6 @@ class WorkflowVariablesConfigManager:
 
         # variables
         for variable in user_input_form:
-            variables.append(VariableEntity(**variable))
+            variables.append(VariableEntity.model_validate(variable))
 
         return variables

api/core/app/apps/advanced_chat/app_generator.py

@@ -10,6 +10,7 @@ from flask import Flask, current_app
 from pydantic import ValidationError
 
 import contexts
+from constants import UUID_NIL
 from core.app.app_config.features.file_upload.manager import FileUploadConfigManager
 from core.app.apps.advanced_chat.app_config_manager import AdvancedChatAppConfigManager
 from core.app.apps.advanced_chat.app_runner import AdvancedChatAppRunner
@@ -20,11 +21,12 @@ from core.app.apps.message_based_app_generator import MessageBasedAppGenerator
 from core.app.apps.message_based_app_queue_manager import MessageBasedAppQueueManager
 from core.app.entities.app_invoke_entities import AdvancedChatAppGenerateEntity, InvokeFrom
 from core.app.entities.task_entities import ChatbotAppBlockingResponse, ChatbotAppStreamResponse
-from core.file.message_file_parser import MessageFileParser
 from core.model_runtime.errors.invoke import InvokeAuthorizationError, InvokeError
 from core.ops.ops_trace_manager import TraceQueueManager
 from extensions.ext_database import db
+from factories import file_factory
 from models.account import Account
+from models.enums import CreatedByRole
 from models.model import App, Conversation, EndUser, Message
 from models.workflow import Workflow
 
@@ -95,10 +97,16 @@ class AdvancedChatAppGenerator(MessageBasedAppGenerator):
 
         # parse files
         files = args["files"] if args.get("files") else []
-        message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
         file_extra_config = FileUploadConfigManager.convert(workflow.features_dict, is_vision=False)
+        role = CreatedByRole.ACCOUNT if isinstance(user, Account) else CreatedByRole.END_USER
         if file_extra_config:
-            file_objs = message_file_parser.validate_and_transform_files_arg(files, file_extra_config, user)
+            file_objs = file_factory.build_from_mappings(
+                mappings=files,
+                tenant_id=app_model.tenant_id,
+                user_id=user.id,
+                role=role,
+                config=file_extra_config,
+            )
         else:
             file_objs = []
 
@@ -106,8 +114,9 @@ class AdvancedChatAppGenerator(MessageBasedAppGenerator):
         app_config = AdvancedChatAppConfigManager.get_app_config(app_model=app_model, workflow=workflow)
 
         # get tracing instance
-        user_id = user.id if isinstance(user, Account) else user.session_id
-        trace_manager = TraceQueueManager(app_model.id, user_id)
+        trace_manager = TraceQueueManager(
+            app_id=app_model.id, user_id=user.id if isinstance(user, Account) else user.session_id
+        )
 
         if invoke_from == InvokeFrom.DEBUGGER:
             # always enable retriever resource in debugger mode
@@ -119,10 +128,12 @@ class AdvancedChatAppGenerator(MessageBasedAppGenerator):
             task_id=str(uuid.uuid4()),
             app_config=app_config,
             conversation_id=conversation.id if conversation else None,
-            inputs=conversation.inputs if conversation else self._get_cleaned_inputs(inputs, app_config),
+            inputs=conversation.inputs
+            if conversation
+            else self._prepare_user_inputs(user_inputs=inputs, app_config=app_config, user_id=user.id, role=role),
             query=query,
             files=file_objs,
-            parent_message_id=args.get("parent_message_id"),
+            parent_message_id=args.get("parent_message_id") if invoke_from != InvokeFrom.SERVICE_API else UUID_NIL,
             user_id=user.id,
             stream=stream,
             invoke_from=invoke_from,
@@ -215,13 +226,11 @@ class AdvancedChatAppGenerator(MessageBasedAppGenerator):
             is_first_conversation = True
 
         # init generate records
-        (conversation, message) = self._init_generate_records(application_generate_entity, conversation)
-
-        if is_first_conversation:
-            # update conversation features
-            conversation.override_model_configs = workflow.features
-            db.session.commit()
-            db.session.refresh(conversation)
+        (conversation, message) = self._init_generate_records(
+            application_generate_entity=application_generate_entity,
+            conversation=conversation,
+            override_model_configs=workflow.features_dict if is_first_conversation else None,
+        )
 
         # init queue manager
         queue_manager = MessageBasedAppQueueManager(

api/core/app/apps/advanced_chat/app_runner.py

@@ -1,31 +1,28 @@
 import logging
-import os
+import time
 from collections.abc import Mapping
 from typing import Any, cast
 
 from sqlalchemy import select
 from sqlalchemy.orm import Session
 
+from configs import dify_config
 from core.app.apps.advanced_chat.app_config_manager import AdvancedChatAppConfig
 from core.app.apps.base_app_queue_manager import AppQueueManager
 from core.app.apps.workflow_app_runner import WorkflowBasedAppRunner
-from core.app.apps.workflow_logging_callback import WorkflowLoggingCallback
-from core.app.entities.app_invoke_entities import (
-    AdvancedChatAppGenerateEntity,
-    InvokeFrom,
-)
+from core.app.entities.app_invoke_entities import AdvancedChatAppGenerateEntity, InvokeFrom
 from core.app.entities.queue_entities import (
     QueueAnnotationReplyEvent,
     QueueStopEvent,
     QueueTextChunkEvent,
 )
 from core.moderation.base import ModerationError
-from core.workflow.callbacks.base_workflow_callback import WorkflowCallback
-from core.workflow.entities.node_entities import UserFrom
+from core.workflow.callbacks import WorkflowCallback, WorkflowLoggingCallback
 from core.workflow.entities.variable_pool import VariablePool
 from core.workflow.enums import SystemVariableKey
 from core.workflow.workflow_entry import WorkflowEntry
 from extensions.ext_database import db
+from models.enums import UserFrom
 from models.model import App, Conversation, EndUser, Message
 from models.workflow import ConversationVariable, WorkflowType
 
@@ -44,12 +41,6 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
         conversation: Conversation,
         message: Message,
     ) -> None:
-        """
-        :param application_generate_entity: application generate entity
-        :param queue_manager: application queue manager
-        :param conversation: conversation
-        :param message: message
-        """
         super().__init__(queue_manager)
 
         self.application_generate_entity = application_generate_entity
@@ -57,10 +48,6 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
         self.message = message
 
     def run(self) -> None:
-        """
-        Run application
-        :return:
-        """
         app_config = self.application_generate_entity.app_config
         app_config = cast(AdvancedChatAppConfig, app_config)
 
@@ -81,7 +68,7 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
             user_id = self.application_generate_entity.user_id
 
         workflow_callbacks: list[WorkflowCallback] = []
-        if bool(os.environ.get("DEBUG", "False").lower() == "true"):
+        if dify_config.DEBUG:
             workflow_callbacks.append(WorkflowLoggingCallback())
 
         if self.application_generate_entity.single_iteration_run:
@@ -115,6 +102,9 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
             ):
                 return
 
+            # trace start time
+            start_time = time.perf_counter()
+
             # Init conversation variables
             stmt = select(ConversationVariable).where(
                 ConversationVariable.app_id == self.conversation.app_id,
@@ -142,6 +132,13 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
             conversation_dialogue_count = self.conversation.dialogue_count
             db.session.commit()
 
+            # trace end time
+            end_time = time.perf_counter()
+            print(f"conversation_dialogue_count time: {end_time - start_time}")
+
+            # trace start time
+            start_time = time.perf_counter()
+
             # Create a variable pool.
             system_inputs = {
                 SystemVariableKey.QUERY: query,
@@ -165,6 +162,10 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
             # init graph
             graph = self._init_graph(graph_config=workflow.graph_dict)
 
+            # trace end time
+            end_time = time.perf_counter()
+            print(f"init graph time: {end_time - start_time}")
+
         db.session.close()
 
         # RUN WORKFLOW
@@ -201,15 +202,6 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
         query: str,
         message_id: str,
     ) -> bool:
-        """
-        Handle input moderation
-        :param app_record: app record
-        :param app_generate_entity: application generate entity
-        :param inputs: inputs
-        :param query: query
-        :param message_id: message id
-        :return:
-        """
         try:
             # process sensitive_word_avoidance
             _, inputs, query = self.moderation_for_inputs(
@@ -229,14 +221,6 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
     def handle_annotation_reply(
         self, app_record: App, message: Message, query: str, app_generate_entity: AdvancedChatAppGenerateEntity
     ) -> bool:
-        """
-        Handle annotation reply
-        :param app_record: app record
-        :param message: message
-        :param query: query
-        :param app_generate_entity: application generate entity
-        """
-        # annotation reply
         annotation_reply = self.query_app_annotations_to_reply(
             app_record=app_record,
             message=message,
@@ -258,8 +242,6 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
     def _complete_with_stream_output(self, text: str, stopped_by: QueueStopEvent.StopBy) -> None:
         """
         Direct output
-        :param text: text
-        :return:
         """
         self._publish_event(QueueTextChunkEvent(text=text))
 

api/core/app/apps/advanced_chat/generate_task_pipeline.py

@@ -1,7 +1,7 @@
 import json
 import logging
 import time
-from collections.abc import Generator
+from collections.abc import Generator, Mapping
 from typing import Any, Optional, Union
 
 from constants.tts_auto_play_timeout import TTS_AUTO_PLAY_TIMEOUT, TTS_AUTO_PLAY_YIELD_CPU_TIME
@@ -9,6 +9,7 @@ from core.app.apps.advanced_chat.app_generator_tts_publisher import AppGenerator
 from core.app.apps.base_app_queue_manager import AppQueueManager, PublishFrom
 from core.app.entities.app_invoke_entities import (
     AdvancedChatAppGenerateEntity,
+    InvokeFrom,
 )
 from core.app.entities.queue_entities import (
     QueueAdvancedChatMessageEndEvent,
@@ -50,10 +51,12 @@ from core.model_runtime.utils.encoders import jsonable_encoder
 from core.ops.ops_trace_manager import TraceQueueManager
 from core.workflow.enums import SystemVariableKey
 from core.workflow.graph_engine.entities.graph_runtime_state import GraphRuntimeState
+from core.workflow.nodes import NodeType
 from events.message_event import message_was_created
 from extensions.ext_database import db
+from models import Conversation, EndUser, Message, MessageFile
 from models.account import Account
-from models.model import Conversation, EndUser, Message
+from models.enums import CreatedByRole
 from models.workflow import (
     Workflow,
     WorkflowNodeExecution,
@@ -120,6 +123,7 @@ class AdvancedChatAppGenerateTaskPipeline(BasedGenerateTaskPipeline, WorkflowCyc
         self._wip_workflow_node_executions = {}
 
         self._conversation_name_generate_thread = None
+        self._recorded_files: list[Mapping[str, Any]] = []
 
     def process(self):
         """
@@ -298,6 +302,10 @@ class AdvancedChatAppGenerateTaskPipeline(BasedGenerateTaskPipeline, WorkflowCyc
             elif isinstance(event, QueueNodeSucceededEvent):
                 workflow_node_execution = self._handle_workflow_node_execution_success(event)
 
+                # Record files if it's an answer node or end node
+                if event.node_type in [NodeType.ANSWER, NodeType.END]:
+                    self._recorded_files.extend(self._fetch_files_from_node_outputs(event.outputs or {}))
+
                 response = self._workflow_node_finish_to_stream_response(
                     event=event,
                     task_id=self._application_generate_entity.task_id,
@@ -364,7 +372,7 @@ class AdvancedChatAppGenerateTaskPipeline(BasedGenerateTaskPipeline, WorkflowCyc
                     start_at=graph_runtime_state.start_at,
                     total_tokens=graph_runtime_state.total_tokens,
                     total_steps=graph_runtime_state.node_run_steps,
-                    outputs=json.dumps(event.outputs) if event.outputs else None,
+                    outputs=event.outputs,
                     conversation_id=self._conversation.id,
                     trace_manager=trace_manager,
                 )
@@ -490,10 +498,6 @@ class AdvancedChatAppGenerateTaskPipeline(BasedGenerateTaskPipeline, WorkflowCyc
             self._conversation_name_generate_thread.join()
 
     def _save_message(self, graph_runtime_state: Optional[GraphRuntimeState] = None) -> None:
-        """
-        Save message.
-        :return:
-        """
         self._refetch_message()
 
         self._message.answer = self._task_state.answer
@@ -501,6 +505,22 @@ class AdvancedChatAppGenerateTaskPipeline(BasedGenerateTaskPipeline, WorkflowCyc
         self._message.message_metadata = (
             json.dumps(jsonable_encoder(self._task_state.metadata)) if self._task_state.metadata else None
         )
+        message_files = [
+            MessageFile(
+                message_id=self._message.id,
+                type=file["type"],
+                transfer_method=file["transfer_method"],
+                url=file["remote_url"],
+                belongs_to="assistant",
+                upload_file_id=file["related_id"],
+                created_by_role=CreatedByRole.ACCOUNT
+                if self._message.invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER}
+                else CreatedByRole.END_USER,
+                created_by=self._message.from_account_id or self._message.from_end_user_id or "",
+            )
+            for file in self._recorded_files
+        ]
+        db.session.add_all(message_files)
 
         if graph_runtime_state and graph_runtime_state.llm_usage:
             usage = graph_runtime_state.llm_usage
@@ -540,7 +560,7 @@ class AdvancedChatAppGenerateTaskPipeline(BasedGenerateTaskPipeline, WorkflowCyc
                 del extras["metadata"]["annotation_reply"]
 
         return MessageEndStreamResponse(
-            task_id=self._application_generate_entity.task_id, id=self._message.id, **extras
+            task_id=self._application_generate_entity.task_id, id=self._message.id, files=self._recorded_files, **extras
         )
 
     def _handle_output_moderation_chunk(self, text: str) -> bool:

api/core/app/apps/agent_chat/app_generator.py

@@ -8,6 +8,7 @@ from typing import Any, Literal, Union, overload
 from flask import Flask, current_app
 from pydantic import ValidationError
 
+from constants import UUID_NIL
 from core.app.app_config.easy_ui_based_app.model_config.converter import ModelConfigConverter
 from core.app.app_config.features.file_upload.manager import FileUploadConfigManager
 from core.app.apps.agent_chat.app_config_manager import AgentChatAppConfigManager
@@ -17,12 +18,12 @@ from core.app.apps.base_app_queue_manager import AppQueueManager, GenerateTaskSt
 from core.app.apps.message_based_app_generator import MessageBasedAppGenerator
 from core.app.apps.message_based_app_queue_manager import MessageBasedAppQueueManager
 from core.app.entities.app_invoke_entities import AgentChatAppGenerateEntity, InvokeFrom
-from core.file.message_file_parser import MessageFileParser
 from core.model_runtime.errors.invoke import InvokeAuthorizationError, InvokeError
 from core.ops.ops_trace_manager import TraceQueueManager
 from extensions.ext_database import db
-from models.account import Account
-from models.model import App, EndUser
+from factories import file_factory
+from models import Account, App, EndUser
+from models.enums import CreatedByRole
 
 logger = logging.getLogger(__name__)
 
@@ -49,7 +50,12 @@ class AgentChatAppGenerator(MessageBasedAppGenerator):
     ) -> dict: ...
 
     def generate(
-        self, app_model: App, user: Union[Account, EndUser], args: Any, invoke_from: InvokeFrom, stream: bool = True
+        self,
+        app_model: App,
+        user: Union[Account, EndUser],
+        args: Any,
+        invoke_from: InvokeFrom,
+        stream: bool = True,
     ) -> Union[dict, Generator[dict, None, None]]:
         """
         Generate App response.
@@ -97,12 +103,19 @@ class AgentChatAppGenerator(MessageBasedAppGenerator):
             # always enable retriever resource in debugger mode
             override_model_config_dict["retriever_resource"] = {"enabled": True}
 
+        role = CreatedByRole.ACCOUNT if isinstance(user, Account) else CreatedByRole.END_USER
+
         # parse files
-        files = args["files"] if args.get("files") else []
-        message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
+        files = args.get("files") or []
         file_extra_config = FileUploadConfigManager.convert(override_model_config_dict or app_model_config.to_dict())
         if file_extra_config:
-            file_objs = message_file_parser.validate_and_transform_files_arg(files, file_extra_config, user)
+            file_objs = file_factory.build_from_mappings(
+                mappings=files,
+                tenant_id=app_model.tenant_id,
+                user_id=user.id,
+                role=role,
+                config=file_extra_config,
+            )
         else:
             file_objs = []
 
@@ -115,8 +128,7 @@ class AgentChatAppGenerator(MessageBasedAppGenerator):
         )
 
         # get tracing instance
-        user_id = user.id if isinstance(user, Account) else user.session_id
-        trace_manager = TraceQueueManager(app_model.id, user_id)
+        trace_manager = TraceQueueManager(app_model.id, user.id if isinstance(user, Account) else user.session_id)
 
         # init application generate entity
         application_generate_entity = AgentChatAppGenerateEntity(
@@ -124,10 +136,12 @@ class AgentChatAppGenerator(MessageBasedAppGenerator):
             app_config=app_config,
             model_conf=ModelConfigConverter.convert(app_config),
             conversation_id=conversation.id if conversation else None,
-            inputs=conversation.inputs if conversation else self._get_cleaned_inputs(inputs, app_config),
+            inputs=conversation.inputs
+            if conversation
+            else self._prepare_user_inputs(user_inputs=inputs, app_config=app_config, user_id=user.id, role=role),
             query=query,
             files=file_objs,
-            parent_message_id=args.get("parent_message_id"),
+            parent_message_id=args.get("parent_message_id") if invoke_from != InvokeFrom.SERVICE_API else UUID_NIL,
             user_id=user.id,
             stream=stream,
             invoke_from=invoke_from,

api/core/app/apps/base_app_generator.py

@@ -1,35 +1,92 @@
 from collections.abc import Mapping
-from typing import Any, Optional
+from typing import TYPE_CHECKING, Any, Optional
 
-from core.app.app_config.entities import AppConfig, VariableEntity, VariableEntityType
+from core.app.app_config.entities import VariableEntityType
+from core.file import File, FileExtraConfig
+from factories import file_factory
+
+if TYPE_CHECKING:
+    from core.app.app_config.entities import AppConfig, VariableEntity
+    from models.enums import CreatedByRole
 
 
 class BaseAppGenerator:
-    def _get_cleaned_inputs(self, user_inputs: Optional[Mapping[str, Any]], app_config: AppConfig) -> Mapping[str, Any]:
+    def _prepare_user_inputs(
+        self,
+        *,
+        user_inputs: Optional[Mapping[str, Any]],
+        app_config: "AppConfig",
+        user_id: str,
+        role: "CreatedByRole",
+    ) -> Mapping[str, Any]:
         user_inputs = user_inputs or {}
         # Filter input variables from form configuration, handle required fields, default values, and option values
         variables = app_config.variables
-        filtered_inputs = {var.variable: self._validate_input(inputs=user_inputs, var=var) for var in variables}
-        filtered_inputs = {k: self._sanitize_value(v) for k, v in filtered_inputs.items()}
-        return filtered_inputs
+        user_inputs = {var.variable: self._validate_input(inputs=user_inputs, var=var) for var in variables}
+        user_inputs = {k: self._sanitize_value(v) for k, v in user_inputs.items()}
+        # Convert files in inputs to File
+        entity_dictionary = {item.variable: item for item in app_config.variables}
+        # Convert single file to File
+        files_inputs = {
+            k: file_factory.build_from_mapping(
+                mapping=v,
+                tenant_id=app_config.tenant_id,
+                user_id=user_id,
+                role=role,
+                config=FileExtraConfig(
+                    allowed_file_types=entity_dictionary[k].allowed_file_types,
+                    allowed_extensions=entity_dictionary[k].allowed_file_extensions,
+                    allowed_upload_methods=entity_dictionary[k].allowed_file_upload_methods,
+                ),
+            )
+            for k, v in user_inputs.items()
+            if isinstance(v, dict) and entity_dictionary[k].type == VariableEntityType.FILE
+        }
+        # Convert list of files to File
+        file_list_inputs = {
+            k: file_factory.build_from_mappings(
+                mappings=v,
+                tenant_id=app_config.tenant_id,
+                user_id=user_id,
+                role=role,
+                config=FileExtraConfig(
+                    allowed_file_types=entity_dictionary[k].allowed_file_types,
+                    allowed_extensions=entity_dictionary[k].allowed_file_extensions,
+                    allowed_upload_methods=entity_dictionary[k].allowed_file_upload_methods,
+                ),
+            )
+            for k, v in user_inputs.items()
+            if isinstance(v, list)
+            # Ensure skip List<File>
+            and all(isinstance(item, dict) for item in v)
+            and entity_dictionary[k].type == VariableEntityType.FILE_LIST
+        }
+        # Merge all inputs
+        user_inputs = {**user_inputs, **files_inputs, **file_list_inputs}
 
-    def _validate_input(self, *, inputs: Mapping[str, Any], var: VariableEntity):
-        user_input_value = inputs.get(var.variable)
-        if var.required and not user_input_value:
-            raise ValueError(f"{var.variable} is required in input form")
-        if not var.required and not user_input_value:
-            # TODO: should we return None here if the default value is None?
-            return var.default or ""
-        if (
-            var.type
-            in {
-                VariableEntityType.TEXT_INPUT,
-                VariableEntityType.SELECT,
-                VariableEntityType.PARAGRAPH,
-            }
-            and user_input_value
-            and not isinstance(user_input_value, str)
+        # Check if all files are converted to File
+        if any(filter(lambda v: isinstance(v, dict), user_inputs.values())):
+            raise ValueError("Invalid input type")
+        if any(
+            filter(lambda v: isinstance(v, dict), filter(lambda item: isinstance(item, list), user_inputs.values()))
         ):
+            raise ValueError("Invalid input type")
+
+        return user_inputs
+
+    def _validate_input(self, *, inputs: Mapping[str, Any], var: "VariableEntity"):
+        user_input_value = inputs.get(var.variable)
+        if not user_input_value:
+            if var.required:
+                raise ValueError(f"{var.variable} is required in input form")
+            else:
+                return None
+
+        if var.type in {
+            VariableEntityType.TEXT_INPUT,
+            VariableEntityType.SELECT,
+            VariableEntityType.PARAGRAPH,
+        } and not isinstance(user_input_value, str):
             raise ValueError(f"(type '{var.type}') {var.variable} in input form must be a string")
         if var.type == VariableEntityType.NUMBER and isinstance(user_input_value, str):
             # may raise ValueError if user_input_value is not a valid number
@@ -41,12 +98,24 @@ class BaseAppGenerator:
             except ValueError:
                 raise ValueError(f"{var.variable} in input form must be a valid number")
         if var.type == VariableEntityType.SELECT:
-            options = var.options or []
+            options = var.options
             if user_input_value not in options:
                 raise ValueError(f"{var.variable} in input form must be one of the following: {options}")
         elif var.type in {VariableEntityType.TEXT_INPUT, VariableEntityType.PARAGRAPH}:
-            if var.max_length and user_input_value and len(user_input_value) > var.max_length:
+            if var.max_length and len(user_input_value) > var.max_length:
                 raise ValueError(f"{var.variable} in input form must be less than {var.max_length} characters")
+        elif var.type == VariableEntityType.FILE:
+            if not isinstance(user_input_value, dict) and not isinstance(user_input_value, File):
+                raise ValueError(f"{var.variable} in input form must be a file")
+        elif var.type == VariableEntityType.FILE_LIST:
+            if not (
+                isinstance(user_input_value, list)
+                and (
+                    all(isinstance(item, dict) for item in user_input_value)
+                    or all(isinstance(item, File) for item in user_input_value)
+                )
+            ):
+                raise ValueError(f"{var.variable} in input form must be a list of files")
 
         return user_input_value
 

api/core/app/apps/base_app_queue_manager.py

@@ -15,7 +15,6 @@ from core.app.entities.queue_entities import (
     QueuePingEvent,
     QueueStopEvent,
 )
-from extensions.ext_redis import redis_client
 
 
 class PublishFrom(Enum):
@@ -32,10 +31,10 @@ class AppQueueManager:
         self._user_id = user_id
         self._invoke_from = invoke_from
 
-        user_prefix = "account" if self._invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER} else "end-user"
-        redis_client.setex(
-            AppQueueManager._generate_task_belong_cache_key(self._task_id), 1800, f"{user_prefix}-{self._user_id}"
-        )
+        # user_prefix = "account" if self._invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER} else "end-user"
+        # redis_client.setex(
+        #     AppQueueManager._generate_task_belong_cache_key(self._task_id), 1800, f"{user_prefix}-{self._user_id}"
+        # )
 
         q = queue.Queue()
 
@@ -114,26 +113,27 @@ class AppQueueManager:
         Set task stop flag
         :return:
         """
-        result = redis_client.get(cls._generate_task_belong_cache_key(task_id))
-        if result is None:
-            return
+        return
+        # result = redis_client.get(cls._generate_task_belong_cache_key(task_id))
+        # if result is None:
+        #     return
 
-        user_prefix = "account" if invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER} else "end-user"
-        if result.decode("utf-8") != f"{user_prefix}-{user_id}":
-            return
+        # user_prefix = "account" if invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER} else "end-user"
+        # if result.decode("utf-8") != f"{user_prefix}-{user_id}":
+        #     return
 
-        stopped_cache_key = cls._generate_stopped_cache_key(task_id)
-        redis_client.setex(stopped_cache_key, 600, 1)
+        # stopped_cache_key = cls._generate_stopped_cache_key(task_id)
+        # redis_client.setex(stopped_cache_key, 600, 1)
 
     def _is_stopped(self) -> bool:
         """
         Check if task is stopped
         :return:
         """
-        stopped_cache_key = AppQueueManager._generate_stopped_cache_key(self._task_id)
-        result = redis_client.get(stopped_cache_key)
-        if result is not None:
-            return True
+        # stopped_cache_key = AppQueueManager._generate_stopped_cache_key(self._task_id)
+        # result = redis_client.get(stopped_cache_key)
+        # if result is not None:
+        #     return True
 
         return False
 

api/core/app/apps/base_app_runner.py

@@ -27,7 +27,7 @@ from core.prompt.simple_prompt_transform import ModelMode, SimplePromptTransform
 from models.model import App, AppMode, Message, MessageAnnotation
 
 if TYPE_CHECKING:
-    from core.file.file_obj import FileVar
+    from core.file.models import File
 
 
 class AppRunner:
@@ -37,7 +37,7 @@ class AppRunner:
         model_config: ModelConfigWithCredentialsEntity,
         prompt_template_entity: PromptTemplateEntity,
         inputs: dict[str, str],
-        files: list["FileVar"],
+        files: list["File"],
         query: Optional[str] = None,
     ) -> int:
         """
@@ -137,7 +137,7 @@ class AppRunner:
         model_config: ModelConfigWithCredentialsEntity,
         prompt_template_entity: PromptTemplateEntity,
         inputs: dict[str, str],
-        files: list["FileVar"],
+        files: list["File"],
         query: Optional[str] = None,
         context: Optional[str] = None,
         memory: Optional[TokenBufferMemory] = None,

api/core/app/apps/chat/app_generator.py

@@ -8,6 +8,7 @@ from typing import Any, Literal, Union, overload
 from flask import Flask, current_app
 from pydantic import ValidationError
 
+from constants import UUID_NIL
 from core.app.app_config.easy_ui_based_app.model_config.converter import ModelConfigConverter
 from core.app.app_config.features.file_upload.manager import FileUploadConfigManager
 from core.app.apps.base_app_queue_manager import AppQueueManager, GenerateTaskStoppedError, PublishFrom
@@ -17,11 +18,12 @@ from core.app.apps.chat.generate_response_converter import ChatAppGenerateRespon
 from core.app.apps.message_based_app_generator import MessageBasedAppGenerator
 from core.app.apps.message_based_app_queue_manager import MessageBasedAppQueueManager
 from core.app.entities.app_invoke_entities import ChatAppGenerateEntity, InvokeFrom
-from core.file.message_file_parser import MessageFileParser
 from core.model_runtime.errors.invoke import InvokeAuthorizationError, InvokeError
 from core.ops.ops_trace_manager import TraceQueueManager
 from extensions.ext_database import db
+from factories import file_factory
 from models.account import Account
+from models.enums import CreatedByRole
 from models.model import App, EndUser
 
 logger = logging.getLogger(__name__)
@@ -99,12 +101,19 @@ class ChatAppGenerator(MessageBasedAppGenerator):
             # always enable retriever resource in debugger mode
             override_model_config_dict["retriever_resource"] = {"enabled": True}
 
+        role = CreatedByRole.ACCOUNT if isinstance(user, Account) else CreatedByRole.END_USER
+
         # parse files
         files = args["files"] if args.get("files") else []
-        message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
         file_extra_config = FileUploadConfigManager.convert(override_model_config_dict or app_model_config.to_dict())
         if file_extra_config:
-            file_objs = message_file_parser.validate_and_transform_files_arg(files, file_extra_config, user)
+            file_objs = file_factory.build_from_mappings(
+                mappings=files,
+                tenant_id=app_model.tenant_id,
+                user_id=user.id,
+                role=role,
+                config=file_extra_config,
+            )
         else:
             file_objs = []
 
@@ -117,7 +126,7 @@ class ChatAppGenerator(MessageBasedAppGenerator):
         )
 
         # get tracing instance
-        trace_manager = TraceQueueManager(app_model.id)
+        trace_manager = TraceQueueManager(app_id=app_model.id)
 
         # init application generate entity
         application_generate_entity = ChatAppGenerateEntity(
@@ -125,15 +134,17 @@ class ChatAppGenerator(MessageBasedAppGenerator):
             app_config=app_config,
             model_conf=ModelConfigConverter.convert(app_config),
             conversation_id=conversation.id if conversation else None,
-            inputs=conversation.inputs if conversation else self._get_cleaned_inputs(inputs, app_config),
+            inputs=conversation.inputs
+            if conversation
+            else self._prepare_user_inputs(user_inputs=inputs, app_config=app_config, user_id=user.id, role=role),
             query=query,
             files=file_objs,
-            parent_message_id=args.get("parent_message_id"),
+            parent_message_id=args.get("parent_message_id") if invoke_from != InvokeFrom.SERVICE_API else UUID_NIL,
             user_id=user.id,
-            stream=stream,
             invoke_from=invoke_from,
             extras=extras,
             trace_manager=trace_manager,
+            stream=stream,
         )
 
         # init generate records

api/core/app/apps/completion/app_generator.py

@@ -17,12 +17,12 @@ from core.app.apps.completion.generate_response_converter import CompletionAppGe
 from core.app.apps.message_based_app_generator import MessageBasedAppGenerator
 from core.app.apps.message_based_app_queue_manager import MessageBasedAppQueueManager
 from core.app.entities.app_invoke_entities import CompletionAppGenerateEntity, InvokeFrom
-from core.file.message_file_parser import MessageFileParser
 from core.model_runtime.errors.invoke import InvokeAuthorizationError, InvokeError
 from core.ops.ops_trace_manager import TraceQueueManager
 from extensions.ext_database import db
-from models.account import Account
-from models.model import App, EndUser, Message
+from factories import file_factory
+from models import Account, App, EndUser, Message
+from models.enums import CreatedByRole
 from services.errors.app import MoreLikeThisDisabledError
 from services.errors.message import MessageNotExistsError
 
@@ -88,12 +88,19 @@ class CompletionAppGenerator(MessageBasedAppGenerator):
                 tenant_id=app_model.tenant_id, config=args.get("model_config")
             )
 
+        role = CreatedByRole.ACCOUNT if isinstance(user, Account) else CreatedByRole.END_USER
+
         # parse files
         files = args["files"] if args.get("files") else []
-        message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
         file_extra_config = FileUploadConfigManager.convert(override_model_config_dict or app_model_config.to_dict())
         if file_extra_config:
-            file_objs = message_file_parser.validate_and_transform_files_arg(files, file_extra_config, user)
+            file_objs = file_factory.build_from_mappings(
+                mappings=files,
+                tenant_id=app_model.tenant_id,
+                user_id=user.id,
+                role=role,
+                config=file_extra_config,
+            )
         else:
             file_objs = []
 
@@ -103,6 +110,7 @@ class CompletionAppGenerator(MessageBasedAppGenerator):
         )
 
         # get tracing instance
+        user_id = user.id if isinstance(user, Account) else user.session_id
         trace_manager = TraceQueueManager(app_model.id)
 
         # init application generate entity
@@ -110,7 +118,7 @@ class CompletionAppGenerator(MessageBasedAppGenerator):
             task_id=str(uuid.uuid4()),
             app_config=app_config,
             model_conf=ModelConfigConverter.convert(app_config),
-            inputs=self._get_cleaned_inputs(inputs, app_config),
+            inputs=self._prepare_user_inputs(user_inputs=inputs, app_config=app_config, user_id=user.id, role=role),
             query=query,
             files=file_objs,
             user_id=user.id,
@@ -251,10 +259,16 @@ class CompletionAppGenerator(MessageBasedAppGenerator):
         override_model_config_dict["model"] = model_dict
 
         # parse files
-        message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
-        file_extra_config = FileUploadConfigManager.convert(override_model_config_dict or app_model_config.to_dict())
+        role = CreatedByRole.ACCOUNT if isinstance(user, Account) else CreatedByRole.END_USER
+        file_extra_config = FileUploadConfigManager.convert(override_model_config_dict)
         if file_extra_config:
-            file_objs = message_file_parser.validate_and_transform_files_arg(message.files, file_extra_config, user)
+            file_objs = file_factory.build_from_mappings(
+                mappings=message.message_files,
+                tenant_id=app_model.tenant_id,
+                user_id=user.id,
+                role=role,
+                config=file_extra_config,
+            )
         else:
             file_objs = []
 

api/core/app/apps/message_based_app_generator.py

@@ -1,8 +1,9 @@
 import json
 import logging
-from collections.abc import Generator
+import uuid
+from collections.abc import Generator, Mapping
 from datetime import datetime, timezone
-from typing import Optional, Union
+from typing import Any, Optional, Union
 
 from sqlalchemy import and_
 
@@ -26,7 +27,8 @@ from core.app.entities.task_entities import (
 from core.app.task_pipeline.easy_ui_based_generate_task_pipeline import EasyUIBasedGenerateTaskPipeline
 from core.prompt.utils.prompt_template_parser import PromptTemplateParser
 from extensions.ext_database import db
-from models.account import Account
+from models import Account
+from models.enums import CreatedByRole
 from models.model import App, AppMode, AppModelConfig, Conversation, EndUser, Message, MessageFile
 from services.errors.app_model_config import AppModelConfigBrokenError
 from services.errors.conversation import ConversationCompletedError, ConversationNotExistsError
@@ -136,6 +138,7 @@ class MessageBasedAppGenerator(BaseAppGenerator):
             AdvancedChatAppGenerateEntity,
         ],
         conversation: Optional[Conversation] = None,
+        override_model_configs: Optional[Mapping[str, Any]] = None,
     ) -> tuple[Conversation, Message]:
         """
         Initialize generate records
@@ -157,14 +160,12 @@ class MessageBasedAppGenerator(BaseAppGenerator):
 
         if isinstance(application_generate_entity, AdvancedChatAppGenerateEntity):
             app_model_config_id = None
-            override_model_configs = None
             model_provider = None
             model_id = None
         else:
             app_model_config_id = app_config.app_model_config_id
             model_provider = application_generate_entity.model_conf.provider
             model_id = application_generate_entity.model_conf.model
-            override_model_configs = None
             if app_config.app_model_config_from == EasyUIBasedAppModelConfigFrom.ARGS and app_config.app_mode in {
                 AppMode.AGENT_CHAT,
                 AppMode.CHAT,
@@ -176,72 +177,74 @@ class MessageBasedAppGenerator(BaseAppGenerator):
         introduction = self._get_conversation_introduction(application_generate_entity)
 
         if not conversation:
-            conversation = Conversation(
-                app_id=app_config.app_id,
-                app_model_config_id=app_model_config_id,
-                model_provider=model_provider,
-                model_id=model_id,
-                override_model_configs=json.dumps(override_model_configs) if override_model_configs else None,
-                mode=app_config.app_mode.value,
-                name="New conversation",
-                inputs=application_generate_entity.inputs,
-                introduction=introduction,
-                system_instruction="",
-                system_instruction_tokens=0,
-                status="normal",
-                invoke_from=application_generate_entity.invoke_from.value,
-                from_source=from_source,
-                from_end_user_id=end_user_id,
-                from_account_id=account_id,
-            )
+            with db.Session(bind=db.engine, expire_on_commit=False) as session:
+                conversation = Conversation()
+                conversation.id = str(uuid.uuid4())
+                conversation.app_id = app_config.app_id
+                conversation.app_model_config_id = app_model_config_id
+                conversation.model_provider = model_provider
+                conversation.model_id = model_id
+                conversation.override_model_configs = (
+                    json.dumps(override_model_configs) if override_model_configs else None
+                )
+                conversation.mode = app_config.app_mode.value
+                conversation.name = "New conversation"
+                conversation.inputs = application_generate_entity.inputs
+                conversation.introduction = introduction
+                conversation.system_instruction = ""
+                conversation.system_instruction_tokens = 0
+                conversation.status = "normal"
+                conversation.invoke_from = application_generate_entity.invoke_from.value
+                conversation.from_source = from_source
+                conversation.from_end_user_id = end_user_id
+                conversation.from_account_id = account_id
 
-            db.session.add(conversation)
-            db.session.commit()
-            db.session.refresh(conversation)
+                session.add(conversation)
+                session.commit()
+                session.refresh(conversation)
         else:
             conversation.updated_at = datetime.now(timezone.utc).replace(tzinfo=None)
             db.session.commit()
 
-        message = Message(
-            app_id=app_config.app_id,
-            model_provider=model_provider,
-            model_id=model_id,
-            override_model_configs=json.dumps(override_model_configs) if override_model_configs else None,
-            conversation_id=conversation.id,
-            inputs=application_generate_entity.inputs,
-            query=application_generate_entity.query or "",
-            message="",
-            message_tokens=0,
-            message_unit_price=0,
-            message_price_unit=0,
-            answer="",
-            answer_tokens=0,
-            answer_unit_price=0,
-            answer_price_unit=0,
-            parent_message_id=getattr(application_generate_entity, "parent_message_id", None),
-            provider_response_latency=0,
-            total_price=0,
-            currency="USD",
-            invoke_from=application_generate_entity.invoke_from.value,
-            from_source=from_source,
-            from_end_user_id=end_user_id,
-            from_account_id=account_id,
-        )
+        with db.Session(bind=db.engine, expire_on_commit=False) as session:
+            message = Message()
+            message.app_id = app_config.app_id
+            message.model_provider = model_provider
+            message.model_id = model_id
+            message.override_model_configs = json.dumps(override_model_configs) if override_model_configs else None
+            message.conversation_id = conversation.id
+            message.inputs = application_generate_entity.inputs
+            message.query = application_generate_entity.query or ""
+            message.message = ""
+            message.message_tokens = 0
+            message.message_unit_price = 0
+            message.answer = ""
+            message.answer_tokens = 0
+            message.answer_unit_price = 0
+            message.answer_price_unit = 0
+            message.parent_message_id = getattr(application_generate_entity, "parent_message_id", None)
+            message.provider_response_latency = 0
+            message.total_price = 0
+            message.currency = "USD"
+            message.invoke_from = application_generate_entity.invoke_from.value
+            message.from_source = from_source
+            message.from_end_user_id = end_user_id
+            message.from_account_id = account_id
 
-        db.session.add(message)
-        db.session.commit()
-        db.session.refresh(message)
+            session.add(message)
+            session.commit()
+            session.refresh(message)
 
         for file in application_generate_entity.files:
             message_file = MessageFile(
                 message_id=message.id,
-                type=file.type.value,
-                transfer_method=file.transfer_method.value,
+                type=file.type,
+                transfer_method=file.transfer_method,
                 belongs_to="user",
-                url=file.url,
+                url=file.remote_url,
                 upload_file_id=file.related_id,
-                created_by_role=("account" if account_id else "end_user"),
-                created_by=account_id or end_user_id,
+                created_by_role=(CreatedByRole.ACCOUNT if account_id else CreatedByRole.END_USER),
+                created_by=account_id or end_user_id or "",
             )
             db.session.add(message_file)
             db.session.commit()

api/core/app/apps/workflow/app_generator.py

@@ -3,7 +3,7 @@ import logging
 import os
 import threading
 import uuid
-from collections.abc import Generator
+from collections.abc import Generator, Mapping, Sequence
 from typing import Any, Literal, Optional, Union, overload
 
 from flask import Flask, current_app
@@ -20,13 +20,12 @@ from core.app.apps.workflow.generate_response_converter import WorkflowAppGenera
 from core.app.apps.workflow.generate_task_pipeline import WorkflowAppGenerateTaskPipeline
 from core.app.entities.app_invoke_entities import InvokeFrom, WorkflowAppGenerateEntity
 from core.app.entities.task_entities import WorkflowAppBlockingResponse, WorkflowAppStreamResponse
-from core.file.message_file_parser import MessageFileParser
 from core.model_runtime.errors.invoke import InvokeAuthorizationError, InvokeError
 from core.ops.ops_trace_manager import TraceQueueManager
 from extensions.ext_database import db
-from models.account import Account
-from models.model import App, EndUser
-from models.workflow import Workflow
+from factories import file_factory
+from models import Account, App, EndUser, Workflow
+from models.enums import CreatedByRole
 
 logger = logging.getLogger(__name__)
 
@@ -63,49 +62,46 @@ class WorkflowAppGenerator(BaseAppGenerator):
         app_model: App,
         workflow: Workflow,
         user: Union[Account, EndUser],
-        args: dict,
+        args: Mapping[str, Any],
         invoke_from: InvokeFrom,
         stream: bool = True,
         call_depth: int = 0,
         workflow_thread_pool_id: Optional[str] = None,
     ):
-        """
-        Generate App response.
+        files: Sequence[Mapping[str, Any]] = args.get("files") or []
 
-        :param app_model: App
-        :param workflow: Workflow
-        :param user: account or end user
-        :param args: request args
-        :param invoke_from: invoke from source
-        :param stream: is stream
-        :param call_depth: call depth
-        :param workflow_thread_pool_id: workflow thread pool id
-        """
-        inputs = args["inputs"]
+        role = CreatedByRole.ACCOUNT if isinstance(user, Account) else CreatedByRole.END_USER
 
         # parse files
-        files = args["files"] if args.get("files") else []
-        message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
         file_extra_config = FileUploadConfigManager.convert(workflow.features_dict, is_vision=False)
-        if file_extra_config:
-            file_objs = message_file_parser.validate_and_transform_files_arg(files, file_extra_config, user)
-        else:
-            file_objs = []
+        system_files = file_factory.build_from_mappings(
+            mappings=files,
+            tenant_id=app_model.tenant_id,
+            user_id=user.id,
+            role=role,
+            config=file_extra_config,
+        )
 
         # convert to app config
-        app_config = WorkflowAppConfigManager.get_app_config(app_model=app_model, workflow=workflow)
+        app_config = WorkflowAppConfigManager.get_app_config(
+            app_model=app_model,
+            workflow=workflow,
+        )
 
         # get tracing instance
-        user_id = user.id if isinstance(user, Account) else user.session_id
-        trace_manager = TraceQueueManager(app_model.id, user_id)
+        trace_manager = TraceQueueManager(
+            app_id=app_model.id,
+            user_id=user.id if isinstance(user, Account) else user.session_id,
+        )
 
+        inputs: Mapping[str, Any] = args["inputs"]
         workflow_run_id = str(uuid.uuid4())
         # init application generate entity
         application_generate_entity = WorkflowAppGenerateEntity(
             task_id=str(uuid.uuid4()),
             app_config=app_config,
-            inputs=self._get_cleaned_inputs(inputs, app_config),
-            files=file_objs,
+            inputs=self._prepare_user_inputs(user_inputs=inputs, app_config=app_config, user_id=user.id, role=role),
+            files=system_files,
             user_id=user.id,
             stream=stream,
             invoke_from=invoke_from,

api/core/app/apps/workflow/app_runner.py

@@ -1,21 +1,20 @@
 import logging
-import os
 from typing import Optional, cast
 
+from configs import dify_config
 from core.app.apps.base_app_queue_manager import AppQueueManager
 from core.app.apps.workflow.app_config_manager import WorkflowAppConfig
 from core.app.apps.workflow_app_runner import WorkflowBasedAppRunner
-from core.app.apps.workflow_logging_callback import WorkflowLoggingCallback
 from core.app.entities.app_invoke_entities import (
     InvokeFrom,
     WorkflowAppGenerateEntity,
 )
-from core.workflow.callbacks.base_workflow_callback import WorkflowCallback
-from core.workflow.entities.node_entities import UserFrom
+from core.workflow.callbacks import WorkflowCallback, WorkflowLoggingCallback
 from core.workflow.entities.variable_pool import VariablePool
 from core.workflow.enums import SystemVariableKey
 from core.workflow.workflow_entry import WorkflowEntry
 from extensions.ext_database import db
+from models.enums import UserFrom
 from models.model import App, EndUser
 from models.workflow import WorkflowType
 
@@ -71,7 +70,7 @@ class WorkflowAppRunner(WorkflowBasedAppRunner):
         db.session.close()
 
         workflow_callbacks: list[WorkflowCallback] = []
-        if bool(os.environ.get("DEBUG", "False").lower() == "true"):
+        if dify_config.DEBUG:
             workflow_callbacks.append(WorkflowLoggingCallback())
 
         # if only single iteration run is requested

api/core/app/apps/workflow/generate_task_pipeline.py

@@ -1,4 +1,3 @@
-import json
 import logging
 import time
 from collections.abc import Generator
@@ -334,9 +333,7 @@ class WorkflowAppGenerateTaskPipeline(BasedGenerateTaskPipeline, WorkflowCycleMa
                     start_at=graph_runtime_state.start_at,
                     total_tokens=graph_runtime_state.total_tokens,
                     total_steps=graph_runtime_state.node_run_steps,
-                    outputs=json.dumps(event.outputs)
-                    if isinstance(event, QueueWorkflowSucceededEvent) and event.outputs
-                    else None,
+                    outputs=event.outputs,
                     conversation_id=None,
                     trace_manager=trace_manager,
                 )

api/core/app/apps/workflow_app_runner.py

@@ -20,7 +20,6 @@ from core.app.entities.queue_entities import (
     QueueWorkflowStartedEvent,
     QueueWorkflowSucceededEvent,
 )
-from core.workflow.entities.node_entities import NodeType
 from core.workflow.entities.variable_pool import VariablePool
 from core.workflow.graph_engine.entities.event import (
     GraphEngineEvent,
@@ -41,9 +40,9 @@ from core.workflow.graph_engine.entities.event import (
     ParallelBranchRunSucceededEvent,
 )
 from core.workflow.graph_engine.entities.graph import Graph
-from core.workflow.nodes.base_node import BaseNode
-from core.workflow.nodes.iteration.entities import IterationNodeData
-from core.workflow.nodes.node_mapping import node_classes
+from core.workflow.nodes import NodeType
+from core.workflow.nodes.iteration import IterationNodeData
+from core.workflow.nodes.node_mapping import node_type_classes_mapping
 from core.workflow.workflow_entry import WorkflowEntry
 from extensions.ext_database import db
 from models.model import App
@@ -137,9 +136,8 @@ class WorkflowBasedAppRunner(AppRunner):
             raise ValueError("iteration node id not found in workflow graph")
 
         # Get node class
-        node_type = NodeType.value_of(iteration_node_config.get("data", {}).get("type"))
-        node_cls = node_classes.get(node_type)
-        node_cls = cast(type[BaseNode], node_cls)
+        node_type = NodeType(iteration_node_config.get("data", {}).get("type"))
+        node_cls = node_type_classes_mapping[node_type]
 
         # init variable pool
         variable_pool = VariablePool(

api/core/app/entities/app_invoke_entities.py

@@ -1,12 +1,13 @@
-from collections.abc import Mapping
+from collections.abc import Mapping, Sequence
 from enum import Enum
 from typing import Any, Optional
 
-from pydantic import BaseModel, ConfigDict
+from pydantic import BaseModel, ConfigDict, Field, ValidationInfo, field_validator
 
+from constants import UUID_NIL
 from core.app.app_config.entities import AppConfig, EasyUIBasedAppConfig, WorkflowUIBasedAppConfig
 from core.entities.provider_configuration import ProviderModelBundle
-from core.file.file_obj import FileVar
+from core.file.models import File
 from core.model_runtime.entities.model_entities import AIModelEntity
 from core.ops.ops_trace_manager import TraceQueueManager
 
@@ -22,7 +23,7 @@ class InvokeFrom(Enum):
     DEBUGGER = "debugger"
 
     @classmethod
-    def value_of(cls, value: str) -> "InvokeFrom":
+    def value_of(cls, value: str):
         """
         Get value of given mode.
 
@@ -81,7 +82,7 @@ class AppGenerateEntity(BaseModel):
     app_config: AppConfig
 
     inputs: Mapping[str, Any]
-    files: list[FileVar] = []
+    files: Sequence[File]
     user_id: str
 
     # extras
@@ -116,13 +117,36 @@ class EasyUIBasedAppGenerateEntity(AppGenerateEntity):
     model_config = ConfigDict(protected_namespaces=())
 
 
-class ChatAppGenerateEntity(EasyUIBasedAppGenerateEntity):
+class ConversationAppGenerateEntity(AppGenerateEntity):
+    """
+    Base entity for conversation-based app generation.
+    """
+
+    conversation_id: Optional[str] = None
+    parent_message_id: Optional[str] = Field(
+        default=None,
+        description=(
+            "Starting from v0.9.0, parent_message_id is used to support message regeneration for internal chat API."
+            "For service API, we need to ensure its forward compatibility, "
+            "so passing in the parent_message_id as request arg is not supported for now. "
+            "It needs to be set to UUID_NIL so that the subsequent processing will treat it as legacy messages."
+        ),
+    )
+
+    @field_validator("parent_message_id")
+    @classmethod
+    def validate_parent_message_id(cls, v, info: ValidationInfo):
+        if info.data.get("invoke_from") == InvokeFrom.SERVICE_API and v != UUID_NIL:
+            raise ValueError("parent_message_id should be UUID_NIL for service API")
+        return v
+
+
+class ChatAppGenerateEntity(ConversationAppGenerateEntity, EasyUIBasedAppGenerateEntity):
     """
     Chat Application Generate Entity.
     """
 
-    conversation_id: Optional[str] = None
-    parent_message_id: Optional[str] = None
+    pass
 
 
 class CompletionAppGenerateEntity(EasyUIBasedAppGenerateEntity):
@@ -133,16 +157,15 @@ class CompletionAppGenerateEntity(EasyUIBasedAppGenerateEntity):
     pass
 
 
-class AgentChatAppGenerateEntity(EasyUIBasedAppGenerateEntity):
+class AgentChatAppGenerateEntity(ConversationAppGenerateEntity, EasyUIBasedAppGenerateEntity):
     """
     Agent Chat Application Generate Entity.
     """
 
-    conversation_id: Optional[str] = None
-    parent_message_id: Optional[str] = None
+    pass
 
 
-class AdvancedChatAppGenerateEntity(AppGenerateEntity):
+class AdvancedChatAppGenerateEntity(ConversationAppGenerateEntity):
     """
     Advanced Chat Application Generate Entity.
     """
@@ -150,8 +173,6 @@ class AdvancedChatAppGenerateEntity(AppGenerateEntity):
     # app config
     app_config: WorkflowUIBasedAppConfig
 
-    conversation_id: Optional[str] = None
-    parent_message_id: Optional[str] = None
     workflow_run_id: Optional[str] = None
     query: str
 

api/core/app/entities/queue_entities.py

@@ -5,9 +5,10 @@ from typing import Any, Optional
 from pydantic import BaseModel, field_validator
 
 from core.model_runtime.entities.llm_entities import LLMResult, LLMResultChunk
-from core.workflow.entities.base_node_data_entities import BaseNodeData
-from core.workflow.entities.node_entities import NodeRunMetadataKey, NodeType
+from core.workflow.entities.node_entities import NodeRunMetadataKey
 from core.workflow.graph_engine.entities.graph_runtime_state import GraphRuntimeState
+from core.workflow.nodes import NodeType
+from core.workflow.nodes.base import BaseNodeData
 
 
 class QueueEvent(str, Enum):

api/core/app/entities/task_entities.py

@@ -1,3 +1,4 @@
+from collections.abc import Mapping, Sequence
 from enum import Enum
 from typing import Any, Optional
 
@@ -119,6 +120,7 @@ class MessageEndStreamResponse(StreamResponse):
     event: StreamEvent = StreamEvent.MESSAGE_END
     id: str
     metadata: dict = {}
+    files: Optional[Sequence[Mapping[str, Any]]] = None
 
 
 class MessageFileStreamResponse(StreamResponse):
@@ -211,7 +213,7 @@ class WorkflowFinishStreamResponse(StreamResponse):
         created_by: Optional[dict] = None
         created_at: int
         finished_at: int
-        files: Optional[list[dict]] = []
+        files: Optional[Sequence[Mapping[str, Any]]] = []
 
     event: StreamEvent = StreamEvent.WORKFLOW_FINISHED
     workflow_run_id: str
@@ -296,7 +298,7 @@ class NodeFinishStreamResponse(StreamResponse):
         execution_metadata: Optional[dict] = None
         created_at: int
         finished_at: int
-        files: Optional[list[dict]] = []
+        files: Optional[Sequence[Mapping[str, Any]]] = []
         parallel_id: Optional[str] = None
         parallel_start_node_id: Optional[str] = None
         parent_parallel_id: Optional[str] = None

api/core/app/segments/parser.py

@@ -1,18 +0,0 @@
-import re
-
-from core.workflow.entities.variable_pool import VariablePool
-
-from . import SegmentGroup, factory
-
-VARIABLE_PATTERN = re.compile(r"\{\{#([a-zA-Z0-9_]{1,50}(?:\.[a-zA-Z_][a-zA-Z0-9_]{0,29}){1,10})#\}\}")
-
-
-def convert_template(*, template: str, variable_pool: VariablePool):
-    parts = re.split(VARIABLE_PATTERN, template)
-    segments = []
-    for part in filter(lambda x: x, parts):
-        if "." in part and (value := variable_pool.get(part.split("."))):
-            segments.append(value)
-        else:
-            segments.append(factory.build_segment(part))
-    return SegmentGroup(value=segments)

api/core/app/task_pipeline/based_generate_task_pipeline.py

@@ -53,7 +53,7 @@ class BasedGenerateTaskPipeline:
         self._output_moderation_handler = self._init_output_moderation()
         self._stream = stream
 
-    def _handle_error(self, event: QueueErrorEvent, message: Optional[Message] = None) -> Exception:
+    def _handle_error(self, event: QueueErrorEvent, message: Optional[Message] = None):
         """
         Handle error event.
         :param event: event
@@ -100,7 +100,7 @@ class BasedGenerateTaskPipeline:
 
         return message
 
-    def _error_to_stream_response(self, e: Exception) -> ErrorStreamResponse:
+    def _error_to_stream_response(self, e: Exception):
         """
         Error to stream response.
         :param e: exception

api/core/app/task_pipeline/workflow_cycle_manage.py

@@ -1,8 +1,11 @@
 import json
 import time
+from collections.abc import Mapping, Sequence
 from datetime import datetime, timezone
 from typing import Any, Optional, Union, cast
 
+from sqlalchemy.orm import Session
+
 from core.app.entities.app_invoke_entities import AdvancedChatAppGenerateEntity, InvokeFrom, WorkflowAppGenerateEntity
 from core.app.entities.queue_entities import (
     QueueIterationCompletedEvent,
@@ -27,27 +30,26 @@ from core.app.entities.task_entities import (
     WorkflowStartStreamResponse,
     WorkflowTaskState,
 )
-from core.file.file_obj import FileVar
+from core.file import FILE_MODEL_IDENTITY, File
 from core.model_runtime.utils.encoders import jsonable_encoder
 from core.ops.entities.trace_entity import TraceTaskName
 from core.ops.ops_trace_manager import TraceQueueManager, TraceTask
 from core.tools.tool_manager import ToolManager
-from core.workflow.entities.node_entities import NodeType
 from core.workflow.enums import SystemVariableKey
+from core.workflow.nodes import NodeType
 from core.workflow.nodes.tool.entities import ToolNodeData
 from core.workflow.workflow_entry import WorkflowEntry
 from extensions.ext_database import db
 from models.account import Account
+from models.enums import CreatedByRole, WorkflowRunTriggeredFrom
 from models.model import EndUser
 from models.workflow import (
-    CreatedByRole,
     Workflow,
     WorkflowNodeExecution,
     WorkflowNodeExecutionStatus,
     WorkflowNodeExecutionTriggeredFrom,
     WorkflowRun,
     WorkflowRunStatus,
-    WorkflowRunTriggeredFrom,
 )
 
 
@@ -117,7 +119,7 @@ class WorkflowCycleManage:
         start_at: float,
         total_tokens: int,
         total_steps: int,
-        outputs: Optional[str] = None,
+        outputs: Mapping[str, Any] | None = None,
         conversation_id: Optional[str] = None,
         trace_manager: Optional[TraceQueueManager] = None,
     ) -> WorkflowRun:
@@ -133,8 +135,10 @@ class WorkflowCycleManage:
         """
         workflow_run = self._refetch_workflow_run(workflow_run.id)
 
+        outputs = WorkflowEntry.handle_special_values(outputs)
+
         workflow_run.status = WorkflowRunStatus.SUCCEEDED.value
-        workflow_run.outputs = outputs
+        workflow_run.outputs = json.dumps(outputs or {})
         workflow_run.elapsed_time = time.perf_counter() - start_at
         workflow_run.total_tokens = total_tokens
         workflow_run.total_steps = total_steps
@@ -230,30 +234,30 @@ class WorkflowCycleManage:
         self, workflow_run: WorkflowRun, event: QueueNodeStartedEvent
     ) -> WorkflowNodeExecution:
         # init workflow node execution
-        workflow_node_execution = WorkflowNodeExecution()
-        workflow_node_execution.tenant_id = workflow_run.tenant_id
-        workflow_node_execution.app_id = workflow_run.app_id
-        workflow_node_execution.workflow_id = workflow_run.workflow_id
-        workflow_node_execution.triggered_from = WorkflowNodeExecutionTriggeredFrom.WORKFLOW_RUN.value
-        workflow_node_execution.workflow_run_id = workflow_run.id
-        workflow_node_execution.predecessor_node_id = event.predecessor_node_id
-        workflow_node_execution.index = event.node_run_index
-        workflow_node_execution.node_execution_id = event.node_execution_id
-        workflow_node_execution.node_id = event.node_id
-        workflow_node_execution.node_type = event.node_type.value
-        workflow_node_execution.title = event.node_data.title
-        workflow_node_execution.status = WorkflowNodeExecutionStatus.RUNNING.value
-        workflow_node_execution.created_by_role = workflow_run.created_by_role
-        workflow_node_execution.created_by = workflow_run.created_by
-        workflow_node_execution.created_at = datetime.now(timezone.utc).replace(tzinfo=None)
 
-        db.session.add(workflow_node_execution)
-        db.session.commit()
-        db.session.refresh(workflow_node_execution)
-        db.session.close()
+        with Session(db.engine, expire_on_commit=False) as session:
+            workflow_node_execution = WorkflowNodeExecution()
+            workflow_node_execution.tenant_id = workflow_run.tenant_id
+            workflow_node_execution.app_id = workflow_run.app_id
+            workflow_node_execution.workflow_id = workflow_run.workflow_id
+            workflow_node_execution.triggered_from = WorkflowNodeExecutionTriggeredFrom.WORKFLOW_RUN.value
+            workflow_node_execution.workflow_run_id = workflow_run.id
+            workflow_node_execution.predecessor_node_id = event.predecessor_node_id
+            workflow_node_execution.index = event.node_run_index
+            workflow_node_execution.node_execution_id = event.node_execution_id
+            workflow_node_execution.node_id = event.node_id
+            workflow_node_execution.node_type = event.node_type.value
+            workflow_node_execution.title = event.node_data.title
+            workflow_node_execution.status = WorkflowNodeExecutionStatus.RUNNING.value
+            workflow_node_execution.created_by_role = workflow_run.created_by_role
+            workflow_node_execution.created_by = workflow_run.created_by
+            workflow_node_execution.created_at = datetime.now(timezone.utc).replace(tzinfo=None)
+
+            session.add(workflow_node_execution)
+            session.commit()
+            session.refresh(workflow_node_execution)
 
         self._wip_workflow_node_executions[workflow_node_execution.node_execution_id] = workflow_node_execution
-
         return workflow_node_execution
 
     def _handle_workflow_node_execution_success(self, event: QueueNodeSucceededEvent) -> WorkflowNodeExecution:
@@ -265,6 +269,7 @@ class WorkflowCycleManage:
         workflow_node_execution = self._refetch_workflow_node_execution(event.node_execution_id)
 
         inputs = WorkflowEntry.handle_special_values(event.inputs)
+        process_data = WorkflowEntry.handle_special_values(event.process_data)
         outputs = WorkflowEntry.handle_special_values(event.outputs)
         execution_metadata = (
             json.dumps(jsonable_encoder(event.execution_metadata)) if event.execution_metadata else None
@@ -276,7 +281,7 @@ class WorkflowCycleManage:
             {
                 WorkflowNodeExecution.status: WorkflowNodeExecutionStatus.SUCCEEDED.value,
                 WorkflowNodeExecution.inputs: json.dumps(inputs) if inputs else None,
-                WorkflowNodeExecution.process_data: json.dumps(event.process_data) if event.process_data else None,
+                WorkflowNodeExecution.process_data: json.dumps(process_data) if event.process_data else None,
                 WorkflowNodeExecution.outputs: json.dumps(outputs) if outputs else None,
                 WorkflowNodeExecution.execution_metadata: execution_metadata,
                 WorkflowNodeExecution.finished_at: finished_at,
@@ -286,10 +291,11 @@ class WorkflowCycleManage:
 
         db.session.commit()
         db.session.close()
+        process_data = WorkflowEntry.handle_special_values(event.process_data)
 
         workflow_node_execution.status = WorkflowNodeExecutionStatus.SUCCEEDED.value
         workflow_node_execution.inputs = json.dumps(inputs) if inputs else None
-        workflow_node_execution.process_data = json.dumps(event.process_data) if event.process_data else None
+        workflow_node_execution.process_data = json.dumps(process_data) if process_data else None
         workflow_node_execution.outputs = json.dumps(outputs) if outputs else None
         workflow_node_execution.execution_metadata = execution_metadata
         workflow_node_execution.finished_at = finished_at
@@ -308,6 +314,7 @@ class WorkflowCycleManage:
         workflow_node_execution = self._refetch_workflow_node_execution(event.node_execution_id)
 
         inputs = WorkflowEntry.handle_special_values(event.inputs)
+        process_data = WorkflowEntry.handle_special_values(event.process_data)
         outputs = WorkflowEntry.handle_special_values(event.outputs)
         finished_at = datetime.now(timezone.utc).replace(tzinfo=None)
         elapsed_time = (finished_at - event.start_at).total_seconds()
@@ -317,7 +324,7 @@ class WorkflowCycleManage:
                 WorkflowNodeExecution.status: WorkflowNodeExecutionStatus.FAILED.value,
                 WorkflowNodeExecution.error: event.error,
                 WorkflowNodeExecution.inputs: json.dumps(inputs) if inputs else None,
-                WorkflowNodeExecution.process_data: json.dumps(event.process_data) if event.process_data else None,
+                WorkflowNodeExecution.process_data: json.dumps(process_data) if event.process_data else None,
                 WorkflowNodeExecution.outputs: json.dumps(outputs) if outputs else None,
                 WorkflowNodeExecution.finished_at: finished_at,
                 WorkflowNodeExecution.elapsed_time: elapsed_time,
@@ -326,11 +333,12 @@ class WorkflowCycleManage:
 
         db.session.commit()
         db.session.close()
+        process_data = WorkflowEntry.handle_special_values(event.process_data)
 
         workflow_node_execution.status = WorkflowNodeExecutionStatus.FAILED.value
         workflow_node_execution.error = event.error
         workflow_node_execution.inputs = json.dumps(inputs) if inputs else None
-        workflow_node_execution.process_data = json.dumps(event.process_data) if event.process_data else None
+        workflow_node_execution.process_data = json.dumps(process_data) if process_data else None
         workflow_node_execution.outputs = json.dumps(outputs) if outputs else None
         workflow_node_execution.finished_at = finished_at
         workflow_node_execution.elapsed_time = elapsed_time
@@ -637,7 +645,7 @@ class WorkflowCycleManage:
             ),
         )
 
-    def _fetch_files_from_node_outputs(self, outputs_dict: dict) -> list[dict]:
+    def _fetch_files_from_node_outputs(self, outputs_dict: dict) -> Sequence[Mapping[str, Any]]:
         """
         Fetch files from node outputs
         :param outputs_dict: node outputs dict
@@ -646,15 +654,15 @@ class WorkflowCycleManage:
         if not outputs_dict:
             return []
 
-        files = []
-        for output_var, output_value in outputs_dict.items():
-            file_vars = self._fetch_files_from_variable_value(output_value)
-            if file_vars:
-                files.extend(file_vars)
+        files = [self._fetch_files_from_variable_value(output_value) for output_value in outputs_dict.values()]
+        # Remove None
+        files = [file for file in files if file]
+        # Flatten list
+        files = [file for sublist in files for file in sublist]
 
         return files
 
-    def _fetch_files_from_variable_value(self, value: Union[dict, list]) -> list[dict]:
+    def _fetch_files_from_variable_value(self, value: Union[dict, list]) -> Sequence[Mapping[str, Any]]:
         """
         Fetch files from variable value
         :param value: variable value
@@ -666,17 +674,17 @@ class WorkflowCycleManage:
         files = []
         if isinstance(value, list):
             for item in value:
-                file_var = self._get_file_var_from_value(item)
-                if file_var:
-                    files.append(file_var)
+                file = self._get_file_var_from_value(item)
+                if file:
+                    files.append(file)
         elif isinstance(value, dict):
-            file_var = self._get_file_var_from_value(value)
-            if file_var:
-                files.append(file_var)
+            file = self._get_file_var_from_value(value)
+            if file:
+                files.append(file)
 
         return files
 
-    def _get_file_var_from_value(self, value: Union[dict, list]) -> Optional[dict]:
+    def _get_file_var_from_value(self, value: Union[dict, list]) -> Mapping[str, Any] | None:
         """
         Get file var from value
         :param value: variable value
@@ -685,14 +693,11 @@ class WorkflowCycleManage:
         if not value:
             return None
 
-        if isinstance(value, dict):
-            if "__variant" in value and value["__variant"] == FileVar.__name__:
-                return value
-        elif isinstance(value, FileVar):
+        if isinstance(value, dict) and value.get("dify_model_identity") == FILE_MODEL_IDENTITY:
+            return value
+        elif isinstance(value, File):
             return value.to_dict()
 
-        return None
-
     def _refetch_workflow_run(self, workflow_run_id: str) -> WorkflowRun:
         """
         Refetch workflow run

api/core/entities/message_entities.py

@@ -1,29 +0,0 @@
-import enum
-from typing import Any
-
-from pydantic import BaseModel
-
-
-class PromptMessageFileType(enum.Enum):
-    IMAGE = "image"
-
-    @staticmethod
-    def value_of(value):
-        for member in PromptMessageFileType:
-            if member.value == value:
-                return member
-        raise ValueError(f"No matching enum found for value '{value}'")
-
-
-class PromptMessageFile(BaseModel):
-    type: PromptMessageFileType
-    data: Any = None
-
-
-class ImagePromptMessageFile(PromptMessageFile):
-    class DETAIL(enum.Enum):
-        LOW = "low"
-        HIGH = "high"
-
-    type: PromptMessageFileType = PromptMessageFileType.IMAGE
-    detail: DETAIL = DETAIL.LOW

api/core/file/__init__.py

@@ -0,0 +1,19 @@
+from .constants import FILE_MODEL_IDENTITY
+from .enums import ArrayFileAttribute, FileAttribute, FileBelongsTo, FileTransferMethod, FileType
+from .models import (
+    File,
+    FileExtraConfig,
+    ImageConfig,
+)
+
+__all__ = [
+    "FileType",
+    "FileExtraConfig",
+    "FileTransferMethod",
+    "FileBelongsTo",
+    "File",
+    "ImageConfig",
+    "FileAttribute",
+    "ArrayFileAttribute",
+    "FILE_MODEL_IDENTITY",
+]

api/core/file/constants.py

@@ -0,0 +1 @@
+FILE_MODEL_IDENTITY = "__dify__file__"

api/core/file/enums.py

@@ -0,0 +1,55 @@
+from enum import Enum
+
+
+class FileType(str, Enum):
+    IMAGE = "image"
+    DOCUMENT = "document"
+    AUDIO = "audio"
+    VIDEO = "video"
+    CUSTOM = "custom"
+
+    @staticmethod
+    def value_of(value):
+        for member in FileType:
+            if member.value == value:
+                return member
+        raise ValueError(f"No matching enum found for value '{value}'")
+
+
+class FileTransferMethod(str, Enum):
+    REMOTE_URL = "remote_url"
+    LOCAL_FILE = "local_file"
+    TOOL_FILE = "tool_file"
+
+    @staticmethod
+    def value_of(value):
+        for member in FileTransferMethod:
+            if member.value == value:
+                return member
+        raise ValueError(f"No matching enum found for value '{value}'")
+
+
+class FileBelongsTo(str, Enum):
+    USER = "user"
+    ASSISTANT = "assistant"
+
+    @staticmethod
+    def value_of(value):
+        for member in FileBelongsTo:
+            if member.value == value:
+                return member
+        raise ValueError(f"No matching enum found for value '{value}'")
+
+
+class FileAttribute(str, Enum):
+    TYPE = "type"
+    SIZE = "size"
+    NAME = "name"
+    MIME_TYPE = "mime_type"
+    TRANSFER_METHOD = "transfer_method"
+    URL = "url"
+    EXTENSION = "extension"
+
+
+class ArrayFileAttribute(str, Enum):
+    LENGTH = "length"

api/core/file/file_manager.py

@@ -0,0 +1,156 @@
+import base64
+
+from configs import dify_config
+from core.file import file_repository
+from core.helper import ssrf_proxy
+from core.model_runtime.entities import AudioPromptMessageContent, ImagePromptMessageContent
+from extensions.ext_database import db
+from extensions.ext_storage import storage
+
+from . import helpers
+from .enums import FileAttribute
+from .models import File, FileTransferMethod, FileType
+from .tool_file_parser import ToolFileParser
+
+
+def get_attr(*, file: File, attr: FileAttribute):
+    match attr:
+        case FileAttribute.TYPE:
+            return file.type.value
+        case FileAttribute.SIZE:
+            return file.size
+        case FileAttribute.NAME:
+            return file.filename
+        case FileAttribute.MIME_TYPE:
+            return file.mime_type
+        case FileAttribute.TRANSFER_METHOD:
+            return file.transfer_method.value
+        case FileAttribute.URL:
+            return file.remote_url
+        case FileAttribute.EXTENSION:
+            return file.extension
+        case _:
+            raise ValueError(f"Invalid file attribute: {attr}")
+
+
+def to_prompt_message_content(f: File, /):
+    """
+    Convert a File object to an ImagePromptMessageContent object.
+
+    This function takes a File object and converts it to an ImagePromptMessageContent
+    object, which can be used as a prompt for image-based AI models.
+
+    Args:
+        file (File): The File object to convert. Must be of type FileType.IMAGE.
+
+    Returns:
+        ImagePromptMessageContent: An object containing the image data and detail level.
+
+    Raises:
+        ValueError: If the file is not an image or if the file data is missing.
+
+    Note:
+        The detail level of the image prompt is determined by the file's extra_config.
+        If not specified, it defaults to ImagePromptMessageContent.DETAIL.LOW.
+    """
+    match f.type:
+        case FileType.IMAGE:
+            if dify_config.MULTIMODAL_SEND_IMAGE_FORMAT == "url":
+                data = _to_url(f)
+            else:
+                data = _to_base64_data_string(f)
+
+            if f._extra_config and f._extra_config.image_config and f._extra_config.image_config.detail:
+                detail = f._extra_config.image_config.detail
+            else:
+                detail = ImagePromptMessageContent.DETAIL.LOW
+
+            return ImagePromptMessageContent(data=data, detail=detail)
+        case FileType.AUDIO:
+            encoded_string = _file_to_encoded_string(f)
+            if f.extension is None:
+                raise ValueError("Missing file extension")
+            return AudioPromptMessageContent(data=encoded_string, format=f.extension.lstrip("."))
+        case _:
+            raise ValueError(f"file type {f.type} is not supported")
+
+
+def download(f: File, /):
+    upload_file = file_repository.get_upload_file(session=db.session(), file=f)
+    return _download_file_content(upload_file.key)
+
+
+def _download_file_content(path: str, /):
+    """
+    Download and return the contents of a file as bytes.
+
+    This function loads the file from storage and ensures it's in bytes format.
+
+    Args:
+        path (str): The path to the file in storage.
+
+    Returns:
+        bytes: The contents of the file as a bytes object.
+
+    Raises:
+        ValueError: If the loaded file is not a bytes object.
+    """
+    data = storage.load(path, stream=False)
+    if not isinstance(data, bytes):
+        raise ValueError(f"file {path} is not a bytes object")
+    return data
+
+
+def _get_encoded_string(f: File, /):
+    match f.transfer_method:
+        case FileTransferMethod.REMOTE_URL:
+            response = ssrf_proxy.get(f.remote_url)
+            response.raise_for_status()
+            content = response.content
+            encoded_string = base64.b64encode(content).decode("utf-8")
+            return encoded_string
+        case FileTransferMethod.LOCAL_FILE:
+            upload_file = file_repository.get_upload_file(session=db.session(), file=f)
+            data = _download_file_content(upload_file.key)
+            encoded_string = base64.b64encode(data).decode("utf-8")
+            return encoded_string
+        case FileTransferMethod.TOOL_FILE:
+            tool_file = file_repository.get_tool_file(session=db.session(), file=f)
+            data = _download_file_content(tool_file.file_key)
+            encoded_string = base64.b64encode(data).decode("utf-8")
+            return encoded_string
+        case _:
+            raise ValueError(f"Unsupported transfer method: {f.transfer_method}")
+
+
+def _to_base64_data_string(f: File, /):
+    encoded_string = _get_encoded_string(f)
+    return f"data:{f.mime_type};base64,{encoded_string}"
+
+
+def _file_to_encoded_string(f: File, /):
+    match f.type:
+        case FileType.IMAGE:
+            return _to_base64_data_string(f)
+        case FileType.AUDIO:
+            return _get_encoded_string(f)
+        case _:
+            raise ValueError(f"file type {f.type} is not supported")
+
+
+def _to_url(f: File, /):
+    if f.transfer_method == FileTransferMethod.REMOTE_URL:
+        if f.remote_url is None:
+            raise ValueError("Missing file remote_url")
+        return f.remote_url
+    elif f.transfer_method == FileTransferMethod.LOCAL_FILE:
+        if f.related_id is None:
+            raise ValueError("Missing file related_id")
+        return helpers.get_signed_file_url(upload_file_id=f.related_id)
+    elif f.transfer_method == FileTransferMethod.TOOL_FILE:
+        # add sign url
+        if f.related_id is None or f.extension is None:
+            raise ValueError("Missing file related_id or extension")
+        return ToolFileParser.get_tool_file_manager().sign_file(tool_file_id=f.related_id, extension=f.extension)
+    else:
+        raise ValueError(f"Unsupported transfer method: {f.transfer_method}")

api/core/file/file_obj.py

@@ -1,145 +0,0 @@
-import enum
-from typing import Any, Optional
-
-from pydantic import BaseModel
-
-from core.file.tool_file_parser import ToolFileParser
-from core.file.upload_file_parser import UploadFileParser
-from core.model_runtime.entities.message_entities import ImagePromptMessageContent
-from extensions.ext_database import db
-
-
-class FileExtraConfig(BaseModel):
-    """
-    File Upload Entity.
-    """
-
-    image_config: Optional[dict[str, Any]] = None
-
-
-class FileType(enum.Enum):
-    IMAGE = "image"
-
-    @staticmethod
-    def value_of(value):
-        for member in FileType:
-            if member.value == value:
-                return member
-        raise ValueError(f"No matching enum found for value '{value}'")
-
-
-class FileTransferMethod(enum.Enum):
-    REMOTE_URL = "remote_url"
-    LOCAL_FILE = "local_file"
-    TOOL_FILE = "tool_file"
-
-    @staticmethod
-    def value_of(value):
-        for member in FileTransferMethod:
-            if member.value == value:
-                return member
-        raise ValueError(f"No matching enum found for value '{value}'")
-
-
-class FileBelongsTo(enum.Enum):
-    USER = "user"
-    ASSISTANT = "assistant"
-
-    @staticmethod
-    def value_of(value):
-        for member in FileBelongsTo:
-            if member.value == value:
-                return member
-        raise ValueError(f"No matching enum found for value '{value}'")
-
-
-class FileVar(BaseModel):
-    id: Optional[str] = None  # message file id
-    tenant_id: str
-    type: FileType
-    transfer_method: FileTransferMethod
-    url: Optional[str] = None  # remote url
-    related_id: Optional[str] = None
-    extra_config: Optional[FileExtraConfig] = None
-    filename: Optional[str] = None
-    extension: Optional[str] = None
-    mime_type: Optional[str] = None
-
-    def to_dict(self) -> dict:
-        return {
-            "__variant": self.__class__.__name__,
-            "tenant_id": self.tenant_id,
-            "type": self.type.value,
-            "transfer_method": self.transfer_method.value,
-            "url": self.preview_url,
-            "remote_url": self.url,
-            "related_id": self.related_id,
-            "filename": self.filename,
-            "extension": self.extension,
-            "mime_type": self.mime_type,
-        }
-
-    def to_markdown(self) -> str:
-        """
-        Convert file to markdown
-        :return:
-        """
-        preview_url = self.preview_url
-        if self.type == FileType.IMAGE:
-            text = f'![{self.filename or ""}]({preview_url})'
-        else:
-            text = f"[{self.filename or preview_url}]({preview_url})"
-
-        return text
-
-    @property
-    def data(self) -> Optional[str]:
-        """
-        Get image data, file signed url or base64 data
-        depending on config MULTIMODAL_SEND_IMAGE_FORMAT
-        :return:
-        """
-        return self._get_data()
-
-    @property
-    def preview_url(self) -> Optional[str]:
-        """
-        Get signed preview url
-        :return:
-        """
-        return self._get_data(force_url=True)
-
-    @property
-    def prompt_message_content(self) -> ImagePromptMessageContent:
-        if self.type == FileType.IMAGE:
-            image_config = self.extra_config.image_config
-
-            return ImagePromptMessageContent(
-                data=self.data,
-                detail=ImagePromptMessageContent.DETAIL.HIGH
-                if image_config.get("detail") == "high"
-                else ImagePromptMessageContent.DETAIL.LOW,
-            )
-
-    def _get_data(self, force_url: bool = False) -> Optional[str]:
-        from models.model import UploadFile
-
-        if self.type == FileType.IMAGE:
-            if self.transfer_method == FileTransferMethod.REMOTE_URL:
-                return self.url
-            elif self.transfer_method == FileTransferMethod.LOCAL_FILE:
-                upload_file = (
-                    db.session.query(UploadFile)
-                    .filter(UploadFile.id == self.related_id, UploadFile.tenant_id == self.tenant_id)
-                    .first()
-                )
-
-                return UploadFileParser.get_image_data(upload_file=upload_file, force_url=force_url)
-            elif self.transfer_method == FileTransferMethod.TOOL_FILE:
-                extension = self.extension
-                # add sign url
-                return ToolFileParser.get_tool_file_manager().sign_file(
-                    tool_file_id=self.related_id, extension=extension
-                )
-
-        return None

api/core/file/file_repository.py

@@ -0,0 +1,32 @@
+from sqlalchemy import select
+from sqlalchemy.orm import Session
+
+from models import ToolFile, UploadFile
+
+from .models import File
+
+
+def get_upload_file(*, session: Session, file: File):
+    if file.related_id is None:
+        raise ValueError("Missing file related_id")
+    stmt = select(UploadFile).filter(
+        UploadFile.id == file.related_id,
+        UploadFile.tenant_id == file.tenant_id,
+    )
+    record = session.scalar(stmt)
+    if not record:
+        raise ValueError(f"upload file {file.related_id} not found")
+    return record
+
+
+def get_tool_file(*, session: Session, file: File):
+    if file.related_id is None:
+        raise ValueError("Missing file related_id")
+    stmt = select(ToolFile).filter(
+        ToolFile.id == file.related_id,
+        ToolFile.tenant_id == file.tenant_id,
+    )
+    record = session.scalar(stmt)
+    if not record:
+        raise ValueError(f"tool file {file.related_id} not found")
+    return record