ó pÁìVc@sVdZddlmZddlZddlmZddlmZddlm Z ddl m Z ddl m Z mZmZdd lmZdd lmZdd lmZdd lmZdd lmZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZdefd„ƒYZ defd„ƒYZ dS(uÅ 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. iÿÿÿÿ(tunicode_literalsN(tsettings(tStopFutureHandlers(t QueryDict(tMultiPartParser(t ChunkItertMultiPartParserErrort parse_header(tsix(t force_text(tparse(t renderers(t ParseErrort DataAndFilescBseZd„ZRS(cCs||_||_dS(N(tdatatfiles(tselfRR((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyt__init__s (t__name__t __module__R(((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR st BaseParsercBs#eZdZdZddd„ZRS(u€ All parsers should extend `BaseParser`, specifying a `media_type` attribute, and overriding the `.parse()` method. cCstdƒ‚dS(u¿ 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. u.parse() must be overridden.N(tNotImplementedError(Rtstreamt media_typetparser_context((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR )sN(RRt__doc__tNoneRR (((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR!st JSONParsercBs,eZdZdZejZddd„ZRS(u& Parses JSON-serialized data. uapplication/jsoncCsz|p i}|jdtjƒ}y&|jƒj|ƒ}tj|ƒSWn,tk ru}tdt j |ƒƒ‚nXdS(uX Parses the incoming bytestream as JSON and returns the resulting data. uencodinguJSON parse error - %sN( tgetRtDEFAULT_CHARSETtreadtdecodetjsontloadst ValueErrorR Rt text_type(RRRRtencodingRtexc((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR :s N( RRRRR t JSONRenderertrenderer_classRR (((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR2s t FormParsercBs#eZdZdZddd„ZRS(u Parser for form data. u!application/x-www-form-urlencodedcCs=|p i}|jdtjƒ}t|jƒd|ƒ}|S(ut Parses the incoming bytestream as a URL encoded form, and returns the resulting QueryDict. uencodingR$(RRRRR(RRRRR$R((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR Os N(RRRRRR (((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR(HsRcBs#eZdZdZddd„ZRS(uF Parser for multipart form data, which may include file data. umultipart/form-datac Cs¸|p i}|d}|jdtjƒ}|jjƒ}||d<|j}y8t||||ƒ}|jƒ\} } t| | ƒSWn,t k r³} t dt j | ƒƒ‚nXdS(u  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. urequestuencodingu CONTENT_TYPEuMultipart form parse error - %sN( RRRtMETAtcopytupload_handlerstDjangoMultiPartParserR R RR RR#( RRRRtrequestR$tmetaR+tparserRRR%((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR as    N(RRRRRR (((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyRZstFileUploadParsercBs5eZdZdZddd„Zd„Zd„ZRS(u& Parser for file upload data. u*/*cCs‰|p i}|d}|jdtjƒ}|j}|j}|j|||ƒ}|jd|jddƒƒ} y(t|jd|jddƒƒƒ} Wnttfk r·d} nXxM|D]E} | j d|| d|ƒ} | dk r¿t ii| d d 6ƒSq¿Wg|D]} | j r| j ^q}t dg|ƒ}t||ƒ}dgt|ƒ}xZt|ƒD]L\}} y| jd|| | |ƒWqotk rº||d  }PqoXqoWxm|D]e}x\t|ƒD]N\}} t|ƒ}| j|||ƒ}||c|7<|dkrÙPqÙqÙWqÆWxGt|ƒD]9\}} | j||ƒ}|r<t ii|d 6ƒSq<Wtdƒ‚dS(u Treats the incoming bytestream as a raw file upload and returns a `DateAndFiles` object. `.data` will be None (we expect request body to be a file content). `.files` will be a `QueryDict` containing one 'file' element. urequestuencodinguHTTP_CONTENT_TYPEu CONTENT_TYPEuuHTTP_CONTENT_LENGTHuCONTENT_LENGTHiiufileiiiuFFileUpload parse error - none of upload handlers can handle the streamNI€iüÿÿ(RRRR)R+t get_filenametintR"t TypeErrorRthandle_raw_inputR t chunk_sizetminRtlent enumeratetnew_fileRtreceive_data_chunkt file_completeR (RRRRR-R$R.R+tfilenamet content_typetcontent_lengththandlertresulttxtpossible_sizesR5tchunkstcounterstindextchunkt chunk_lengthtfile_obj((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR ~sX           %      cCs y|ddSWntk r#nXy[|dj}t|djdƒƒ}|d}d|krp|j|ƒSt|dƒSWntttfk r›nXdS( u Detects the uploaded file name. First searches a 'filename' url kwarg. Then tries to parse Content-Disposition header. ukwargsufilenameurequestuHTTP_CONTENT_DISPOSITIONuutf-8iu filename*N(tKeyErrorR)Rtencodetget_encoded_filenameR tAttributeErrorR"(RRRRR.t dispositiont filename_parm((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR1¿s     cCslt|dƒ}y.|jddƒ\}}}tj|ƒ}Wn'ttfk rgt|dƒ}nX|S(uv Handle encoded filenames per RFC6266. See also: http://tools.ietf.org/html/rfc2231#section-4 u filename*u'iufilename(R tsplitturlparsetunquoteR"t LookupError(RRNtencoded_filenametcharsettlangR<((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyRKÓsN(RRRRRR R1RK(((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyR0xs A (!Rt __future__RR t django.confRtdjango.core.files.uploadhandlerRt django.httpRtdjango.http.multipartparserRR,RRRt django.utilsRtdjango.utils.encodingR tdjango.utils.six.moves.urllibR RPtrest_frameworkR trest_framework.exceptionsR tobjectR RRR(R0(((sp/opt/seafile/seafile-server-5.1.3/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/parsers.pyts$