Nwg%dZddlZddlZddlmZddlmZddlmZddl m Z ddl m Z ddl m Z dd lmZdd lmZdd lmZdd lmZdd lmZGddZGddZGddeZGddeZGddeZ GddeZy)z Parsers are used to parse the content of incoming HTTP requests. They give us a generic way of being able to handle various media types on the request, such as form content or json encoded data. N)settings)StopFutureHandlers) QueryDict) ChunkIter)MultiPartParser)MultiPartParserError)parse_header_parameters) renderers) ParseError) api_settings)jsonceZdZdZy) DataAndFilesc ||_||_y)N)datafiles)selfrrs M/var/www/horilla/myenv/lib/python3.12/site-packages/rest_framework/parsers.py__init__zDataAndFiles.__init__s  N)__name__ __module__ __qualname__rrrrrsrrceZdZdZdZddZy) BaseParserz All parsers should extend `BaseParser`, specifying a `media_type` attribute, and overriding the `.parse()` method. Nctd)z Given a stream to read from, return the parsed representation. Should return parsed data, or a `DataAndFiles` object consisting of the parsed data and files. z.parse() must be overridden.)NotImplementedError)rstream media_typeparser_contexts rparsezBaseParser.parse's ""@AArNNrrr__doc__r r"rrrrr sJBrrcLeZdZdZdZej ZejZ ddZ y) JSONParserz& Parses JSON-serialized data. zapplication/jsonNc@|xsi}|jdtj} tj||}|j rt jnd}t j||S#t$r}tdt|zd}~wwxYw)zX Parses the incoming bytestream as JSON and returns the resulting data. encodingN)parse_constantzJSON parse error - %s) getrDEFAULT_CHARSETcodecs getreaderstrictr strict_constantload ValueErrorr str)rrr r!r)decoded_streamr*excs rr"zJSONParser.parse8s(-2!%%j(2J2JK A7V--h7?N59[[T11dN99^NK K A4s3x?@ @ AsAA88 BBBr#) rrrr%r r JSONRendererrenderer_classr STRICT_JSONr/r"rrrr'r'0s*$J++N  % %F Arr'ceZdZdZdZddZy) FormParserz Parser for form data. z!application/x-www-form-urlencodedNc|xsi}|jdtj}t|j |S)zt Parses the incoming bytestream as a URL encoded form, and returns the resulting QueryDict. r))r))r+rr,rread)rrr r!r)s rr"zFormParser.parseMs9 (-2!%%j(2J2JK::rr#r$rrrr:r:Gs5J;rr:ceZdZdZdZddZy)rzF Parser for multipart form data, which may include file data. zmultipart/form-dataNcZ|xsi}|d}|jdtj}|jj }||d<|j } t ||||}|j\} } t| | S#t$r} tdt| zd} ~ wwxYw)a  Parses the incoming bytestream as a multipart encoded form, and returns a DataAndFiles object. `.data` will be a `QueryDict` containing all the form parameters. `.files` will be a `QueryDict` containing all the form files. requestr) CONTENT_TYPEzMultipart form parse error - %sN) r+rr,METAcopyupload_handlersDjangoMultiPartParserr"rrr r3) rrr r!r?r)metarCparserrrr5s rr"zMultiPartParser.parse]s(-2 +!%%j(2J2JK||  ")^!11 K*4(SF ,,.KD%e, ,# K>SIJ J Ks,B B*B%%B*r#r$rrrrrWs'JKrrc,eZdZdZdZdddZd dZdZy) FileUploadParserz& Parser for file upload data. z*/*zFFileUpload parse error - none of upload handlers can handle the streamz`Missing filename. Request should include a Content-Disposition header with a filename parameter.) unhandled no_filenameNc t|xsi}|d}|jdtj}|j}|j}|j |||}|st |jd|jd|jdd} t|jd|jdd } |D],} | j||| d |} | tid | d icS|D cgc]} | js| j}} td g|z}t||}d gt!|z}t#|D]\}} | j%d || | ||D]F}t#|D]6\}} t!|}| j)|||}||xx|z cc<|6FHt#|D]+\}} | j+||}|tid |icSt |jd#ttf$rd } YZwxYwcc} w#t&$r |d |d z}YwxYw)a Treats the incoming bytestream as a raw file upload and returns a `DataAndFiles` object. `.data` will be None (we expect request body to be a file content). `.files` will be a `QueryDict` containing one 'file' element. r?r)rJHTTP_CONTENT_TYPEr@HTTP_CONTENT_LENGTHCONTENT_LENGTHrNfileirI)r+rr,rArC get_filenamer errorsintr2 TypeErrorhandle_raw_inputr chunk_sizeminrlen enumeratenew_filerreceive_data_chunk file_complete)rrr r!r?r)rErCfilename content_typecontent_lengthhandlerresultxpossible_sizesrWchunkscountersindexchunk chunk_lengthfile_objs rr"zFileUploadParser.parse~s(-2 +!%%j(2J2JK||!11$$VZHT[[78 8xx 3 $ <>  " *?*.((3CQ*G"IJN ' =G--f.2.<.2.6 8F !#B(;<< =1@P11<r}s >!1-<5$00% B B AA. ; ; KjK:Z&zZ&r