diff --git a/docs/api-guide/parsers.md b/docs/api-guide/parsers.md index a28304922..370f406d3 100644 --- a/docs/api-guide/parsers.md +++ b/docs/api-guide/parsers.md @@ -101,6 +101,28 @@ You will typically want to use both `FormParser` and `MultiPartParser` together **.media_type**: `multipart/form-data` +## FileUploadParser + +Parses raw file upload content. Returns a `DataAndFiles` object. Since we expect the whole request body to be a file content `request.DATA` will be None, and `request.FILES` will contain the only one key `'file'` matching the uploaded file. + +The `filename` property of uploaded file would be set to the result of `.get_filename()` method. By default it tries first to take it's value from the `filename` URL kwarg, and then from `Content-Disposition` HTTP header. You can implement other behaviour be overriding this method. + +Note that since this parser's `media_type` matches every HTTP request it imposes restrictions on usage in combination with other parsers for the same API view. + +Basic usage expamle: + + class FileUploadView(views.APIView): + parser_classes = (FileUploadParser,) + + def put(self, request, filename, format=None): + file_obj = request.FILES['file'] + # ... + # do some staff with uploaded file + # ... + return Response(status=204) + +**.media_type**: `*/*` + --- # Custom parsers @@ -144,35 +166,6 @@ The following is an example plaintext parser that will populate the `request.DAT """ return stream.read() -## Uploading file content - -If your custom parser needs to support file uploads, you may return a `DataAndFiles` object from the `.parse()` method. `DataAndFiles` should be instantiated with two arguments. The first argument will be used to populate the `request.DATA` property, and the second argument will be used to populate the `request.FILES` property. - -For example: - - class SimpleFileUploadParser(BaseParser): - """ - A naive raw file upload parser. - """ - media_type = '*/*' # Accept anything - - def parse(self, stream, media_type=None, parser_context=None): - content = stream.read() - name = 'example.dat' - content_type = 'application/octet-stream' - size = len(content) - charset = 'utf-8' - - # Write a temporary file based on the request content - temp = tempfile.NamedTemporaryFile(delete=False) - temp.write(content) - uploaded = UploadedFile(temp, name, content_type, size, charset) - - # Return the uploaded file - data = {} - files = {name: uploaded} - return DataAndFiles(data, files) - --- # Third party packages