ó Š™Vc@sddZdZdZddlZddlZejddkr_ejeƒdZeefZ neZ ddl Tddl m Z m Z dd lmZmZmZmZmZmZmZmZmZmZejd ƒd Zd „ZyddlZWn+ek r$ed ejƒd ƒ‚nXde j fd„ƒYZ de j!fd„ƒYZ"d„Z#dS(sí A SAX2 driver for libxml2, on top of it's XmlReader API USAGE # put this file (drv_libxml2.py) in PYTHONPATH import xml.sax reader = xml.sax.make_parser(["drv_libxml2"]) # ...and the rest is standard python sax. CAVEATS - Lexical handlers are supported, except for start/endEntity (waiting for XmlReader.ResolveEntity) and start/endDTD - Error callbacks are not exactly synchronous, they tend to be invoked before the corresponding content callback, because the underlying reader interface parses data by chunks of 512 bytes TODO - search for TODO - some ErrorHandler events (warning) - some ContentHandler events (setDocumentLocator, skippedEntity) - EntityResolver (using libxml2.?) - DTDHandler (if/when libxml2 exposes such node types) - DeclHandler (if/when libxml2 exposes such node types) - property_xml_string? - feature_string_interning? - Incremental parser - additional performance tuning: - one might cache callbacks to avoid some name lookups - one might implement a smarter way to pass attributes to startElement (some kind of lazy evaluation?) - there might be room for improvement in start/endPrefixMapping - other? sStéphane Bidoul s0.3iÿÿÿÿNii(t*(t xmlreadertsaxutils( tfeature_namespacestfeature_namespace_prefixestfeature_string_interningtfeature_validationtfeature_external_gestfeature_external_pestproperty_lexical_handlertproperty_declaration_handlertproperty_dom_nodetproperty_xml_stringtutf8icCs"|dkr|St|ƒdSdS(Ni(tNonet_decoder(ts((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt_dBs s+libxml2 not available: import error was: %stLocatorcBs;eZdZd„Zd„Zd„Zd„Zd„ZRS(s4SAX Locator adapter for libxml2.xmlTextReaderLocatorcCs ||_dS(N(t_Locator__locator(tselftlocator((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt__init__QscCsdS(s6Return the column number where the current event ends.iÿÿÿÿ((R((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pytgetColumnNumberTscCs |jjƒS(s4Return the line number where the current event ends.(Rt LineNumber(R((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt getLineNumberXscCsdS(s3Return the public identifier for the current event.N(R(R((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt getPublicId\scCs |jjƒS(s3Return the system identifier for the current event.(RtBaseURI(R((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt getSystemId`s(t__name__t __module__t__doc__RRRRR(((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyRNs     t LibXml2ReadercBsbeZd„Zd„Zd„Zd„Zd„Zd„Zd„Zd„Z d„Z d „Z RS( cCs\tjj|ƒd|_d|_d|_d|_d|_d|_ d|_ d|_ dS(Nii( Rt XMLReaderRt_LibXml2Reader__nst_LibXml2Reader__nspfxt_LibXml2Reader__validatet_LibXml2Reader__extparamst_LibXml2Reader__parsingRt_LibXml2Reader__lex_handlert_LibXml2Reader__decl_handlert_LibXml2Reader__errors(R((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyRfs       cCsG|jdkrg|_n|jj|t|dt|ƒƒfƒdS(N(R)RtappendtSAXParseExceptionR(RtargtmsgtseverityR((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt _errorHandlerus    cCs’x‚|jD]w\}}|tjtjfkrA|jj|ƒq |rq||jddkrq|jj|ƒq |jj|ƒq Wd|_dS(Niÿÿÿÿi( R)tlibxml2t PARSER_SEVERITY_VALIDITY_WARNINGtPARSER_SEVERITY_WARNINGt _err_handlertwarningt fatalErrorterrorR(RtfatalR.t exception((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt _reportErrors|s cCs"d|_zt|tƒr-tj|ƒ}n9tj|ƒ}tj|jƒƒ}|j |j ƒƒ}|j |j dƒ|jrÔ|jtjdƒ|jtjdƒ|jtjdƒ|jtj|jƒn|jtjdƒ|jrtjiiƒ}ntjiƒ}g}|jjƒxÀ|jƒ}|dkrd|jdk rÉ|jdƒqÉne|dkr“|jdk r|jdƒnPn6|jdk r²|jdƒn|jjt dƒƒP|j!ƒ}|dkr!|jrˆt"|j#ƒƒt"|j$ƒƒf} t"|j%ƒƒ} i|_&} i|_'} g} xÒ|j(ƒrt"|j%ƒƒ}t"|j)ƒƒ}|j*dƒrÙt+|ƒdkr¡|d}nd}| j,|ƒ|jj-||ƒ|j.sÙqCqÙnt"|j#ƒƒt"|j$ƒƒf}|| |<|| |t"|j%ƒƒƒqçq*|d kr^|jj?t"|j%ƒƒt"|j)ƒƒƒq*|dkr›|j9dk rç|j9j@t"|j)ƒƒƒqçq*|dkrªq*|dkr¹q*|dkrÈq*|dkr×q*t d|ƒ‚q*|dkr|jjAƒn|jBƒWdd|_XdS(Niis"Read failed (no details available)txmlnsiiiii iiiiii ii sUnexpected node type %d(CR&t isinstancet StringTypesR0tnewTextReaderFilenameRtprepare_input_sourcet inputBuffert getByteStreamt newTextReaderRtSetErrorHandlerR/RR%t SetParserProptPARSER_LOADDTDtPARSER_DEFAULTATTRStPARSER_SUBST_ENTITIEStPARSER_VALIDATER$R"RtAttributesNSImpltAttributesImplt _cont_handlert startDocumenttReadR)R9R3R5t SAXExceptiontNodeTypeRt NamespaceUrit LocalNametNamet_attrst_qnamestMoveToNextAttributetValuet startswithtlenR*tstartPrefixMappingR#t MoveToElementtstartElementNStIsEmptyElementt endElementNStendPrefixMappingt startElementt endElementtpopt characterstignorableWhitespaceR't startCDATAtendCDATAt startEntityt ResolveEntityt endEntitytprocessingInstructiontcommentt endDocumenttClose(RtsourcetreadertinputtattributesNSImpltattributesImpltprefixestrtnodeTypeteltNameteltQNametattrstqnamest newPrefixestqnametvaluet newPrefixtattNametprefix((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pytparse‹sô                                  !         % "     cCstdƒ‚dS(NsDTDHandler not supported(tSAXNotSupportedException(Rthandler((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt setDTDHandler6scCstdƒ‚dS(NsEntityResolver not supported(R(Rtresolver((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pytsetEntityResolver:scCsp|tkr|jS|tkr&|jS|tkr9|jS|tkrIdS|tkr\|jSt d|ƒ‚dS(NisFeature '%s' not recognized( RR"RR#RR$RRR%tSAXNotRecognizedException(Rtname((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt getFeature>s     cCs¾|jrtd|ƒ‚n|tkr4||_n†|tkrL||_nn|tkrd||_nV|tkr’|dkrºtd|ƒ‚qºn(|t krª||_ nt d|ƒ‚dS(Ns#Cannot set feature %s while parsingisFeature '%s' not supportedsFeature '%s' not recognized( R&RRR"RR#RR$RRR%R„(RR…tstate((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt setFeatureMs"            cCs:|tkr|jS|tkr&|jStd|ƒ‚dS(NsProperty '%s' not recognized(R R'R R(R„(RR…((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt getPropertybs   cCsT|tkr||_n8|tkr@td|ƒ‚||_ntd|ƒ‚dS(NsProperty '%s' not supportedsProperty '%s' not recognized(R R'R RR(R„(RR…Rz((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt setPropertyks     ( RRRR/R9R~RRƒR†RˆR‰RŠ(((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyR ds    «     cCstƒS(N(R (((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt create_parserws($Rt __author__t __version__tsystcodecst version_infotunicode_escape_decodetstrtunicodeR<txml.sax._exceptionstxml.saxRRtxml.sax.handlerRRRRRRR R R R tlookupRRR0t ImportErrortSAXReaderNotAvailabletexc_infoRR!R R‹(((so/builds/ul11u3sru-gate/components/libxml2/build/prototype/i386/usr/lib/python2.7/vendor-packages/drv_libxml2.pyt#s,   F   ÿ