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103 lines
3.1 KiB
Python
103 lines
3.1 KiB
Python
from typing import Literal
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from flask import request
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from flask_login import current_user # type: ignore
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from flask_restful import Resource, marshal_with # type: ignore
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from werkzeug.exceptions import Forbidden
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import services
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from configs import dify_config
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from constants import DOCUMENT_EXTENSIONS
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from controllers.common.errors import FilenameNotExistsError
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from controllers.console.wraps import (
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account_initialization_required,
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cloud_edition_billing_resource_check,
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setup_required,
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)
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from fields.file_fields import file_fields, upload_config_fields
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from libs.login import login_required
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from services.file_service import FileService
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from .error import (
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FileTooLargeError,
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NoFileUploadedError,
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TooManyFilesError,
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UnsupportedFileTypeError,
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)
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PREVIEW_WORDS_LIMIT = 3000
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class FileApi(Resource):
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@setup_required
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@login_required
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@account_initialization_required
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@marshal_with(upload_config_fields)
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def get(self):
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return {
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"file_size_limit": dify_config.UPLOAD_FILE_SIZE_LIMIT,
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"batch_count_limit": dify_config.UPLOAD_FILE_BATCH_LIMIT,
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"image_file_size_limit": dify_config.UPLOAD_IMAGE_FILE_SIZE_LIMIT,
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"video_file_size_limit": dify_config.UPLOAD_VIDEO_FILE_SIZE_LIMIT,
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"audio_file_size_limit": dify_config.UPLOAD_AUDIO_FILE_SIZE_LIMIT,
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"workflow_file_upload_limit": dify_config.WORKFLOW_FILE_UPLOAD_LIMIT,
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}, 200
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@setup_required
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@login_required
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@account_initialization_required
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@marshal_with(file_fields)
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@cloud_edition_billing_resource_check("documents")
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def post(self):
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file = request.files["file"]
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source_str = request.form.get("source")
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source: Literal["datasets"] | None = "datasets" if source_str == "datasets" else None
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if "file" not in request.files:
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raise NoFileUploadedError()
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if len(request.files) > 1:
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raise TooManyFilesError()
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if not file.filename:
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raise FilenameNotExistsError
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if source == "datasets" and not current_user.is_dataset_editor:
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raise Forbidden()
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if source not in ("datasets", None):
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source = None
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try:
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upload_file = FileService.upload_file(
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filename=file.filename,
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content=file.read(),
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mimetype=file.mimetype,
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user=current_user,
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source=source,
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)
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except services.errors.file.FileTooLargeError as file_too_large_error:
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raise FileTooLargeError(file_too_large_error.description)
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except services.errors.file.UnsupportedFileTypeError:
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raise UnsupportedFileTypeError()
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return upload_file, 201
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class FilePreviewApi(Resource):
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@setup_required
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@login_required
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@account_initialization_required
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def get(self, file_id):
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file_id = str(file_id)
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text = FileService.get_file_preview(file_id)
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return {"content": text}
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class FileSupportTypeApi(Resource):
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@setup_required
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@login_required
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@account_initialization_required
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def get(self):
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return {"allowed_extensions": DOCUMENT_EXTENSIONS}
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