84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
from flask import request
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from flask_restx import marshal_with
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import services
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from controllers.common.errors import (
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FilenameNotExistsError,
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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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from controllers.web import web_ns
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from controllers.web.wraps import WebApiResource
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from fields.file_fields import build_file_model
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from services.file_service import FileService
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@web_ns.route("/files/upload")
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class FileApi(WebApiResource):
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@web_ns.doc("upload_file")
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@web_ns.doc(description="Upload a file for use in web applications")
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@web_ns.doc(
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responses={
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201: "File uploaded successfully",
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400: "Bad request - invalid file or parameters",
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413: "File too large",
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415: "Unsupported file type",
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}
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)
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@marshal_with(build_file_model(web_ns))
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def post(self, app_model, end_user):
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"""Upload a file for use in web applications.
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Accepts file uploads for use within web applications, supporting
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multiple file types with automatic validation and storage.
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Args:
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app_model: The associated application model
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end_user: The end user uploading the file
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Form Parameters:
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file: The file to upload (required)
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source: Optional source type (datasets or None)
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Returns:
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dict: File information including ID, URL, and metadata
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int: HTTP status code 201 for success
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Raises:
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NoFileUploadedError: No file provided in request
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TooManyFilesError: Multiple files provided (only one allowed)
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FilenameNotExistsError: File has no filename
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FileTooLargeError: File exceeds size limit
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UnsupportedFileTypeError: File type not supported
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"""
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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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file = request.files["file"]
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if not file.filename:
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raise FilenameNotExistsError
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source = request.form.get("source")
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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=end_user,
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source="datasets" if source == "datasets" else None,
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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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