--- parser3/src/classes/xdoc.C 2003/11/06 08:22:48 1.115 +++ parser3/src/classes/xdoc.C 2004/02/20 13:19:08 1.142 @@ -1,7 +1,7 @@ /** @file Parser: @b xdoc parser class. - Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) + Copyright (c) 2001-2004 ArtLebedev Group (http://www.artlebedev.com) Author: Alexandr Petrosian (http://paf.design.ru) */ @@ -9,15 +9,16 @@ #ifdef XML -static const char* IDENT_XDOC_C="$Date: 2003/11/06 08:22:48 $"; +static const char * const IDENT_XDOC_C="$Date: 2004/02/20 13:19:08 $"; #include "gdome.h" #include "libxml/tree.h" +#include "libxml/HTMLtree.h" #include "libxslt/xsltInternals.h" #include "libxslt/transform.h" #include "libxslt/xsltutils.h" #include "libxslt/variables.h" - +#include "libxslt/imports.h" #include "pa_vmethod_frame.h" @@ -42,13 +43,11 @@ static const char* IDENT_XDOC_C="$Date: class MXdoc: public MXnode { public: // VStateless_class - Value* create_new_value() { return new VXdoc(0, 0); } + Value* create_new_value(Pool&) { return new VXdoc(0, 0); } public: MXdoc(); -public: // Methoded - void configure_admin(Request& r); }; // global variable @@ -332,7 +331,7 @@ static void _getElementsByTagName(Reques String::Body::Format(i), new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc))); } else if(exc) - throw Exception(0, exc); + throw XmlException(0, exc); // write out result r.write_no_lang(result); @@ -378,9 +377,7 @@ static void _getElementById(Request& r, // write out result r.write_no_lang(*new VXnode(&r.charsets, node)); } else if(exc || xmlHaveGenericErrors()) - throw Exception( - &elementId, - exc); + throw XmlException(&elementId, exc); } static void _importNode(Request& r, MethodParams& params) { @@ -396,7 +393,7 @@ static void _importNode(Request& r, Meth importedNode, deep, &exc); if(exc) - throw Exception(0, exc); + throw XmlException(0, exc); // write out result r.write_no_lang(*new VXnode(&r.charsets, outputNode)); @@ -417,7 +414,7 @@ static void _create(Request& r, MethodPa Temp_lang temp_lang(r, String::L_XML); const String& xml=r.process_to_string(param); - const char* cstr=xml.cstr(String::L_UNSPECIFIED); + const char* cstr=xml.cstr(String::L_UNSPECIFIED, 0, &r.charsets); document=(GdomeDocument *) gdome_xml_n_mkref((xmlNode *)xmlParseMemory( cstr, strlen(cstr) @@ -425,7 +422,7 @@ static void _create(Request& r, MethodPa //printf("document=0x%p\n", document); if(!document || xmlHaveGenericErrors()) { GdomeException exc=0; - throw Exception(0, exc); + throw XmlException(0, exc); } // must be last action in if, see after if} @@ -433,26 +430,26 @@ static void _create(Request& r, MethodPa const String& qualifiedName=param.as_string(); GdomeException exc; - /* +#if 0 GdomeDocumentType *documentType=gdome_di_createDocumentType ( docimpl, r.transcode(qualifiedName), - 0/*publicId* /, - 0/*systemId* /, + 0/*publicId*/, + 0/*systemId*/, &exc); if(!documentType || exc || xmlHaveGenericErrors()) throw Exception( method_name, exc); /// +xalan createXMLDecl ? - */ - document=gdome_di_createDocument (domimpl, +#endif + document=gdome_di_createDocument(domimpl, 0/*namespaceURI*/, r.transcode(qualifiedName).use(), 0/*doctype*/, &exc); if(!document || exc || xmlHaveGenericErrors()) - throw Exception(0, exc); + throw XmlException(0, exc); set_encoding=true; // must be last action in if, see after if} @@ -487,19 +484,19 @@ static void _load(Request& r, MethodPara VXdoc& vdoc=GET_SELF(r, VXdoc); // filespec - const String& file_name=params.as_string(0, "uri must be string"); - const String& uri=r.absolute(file_name); - - File_read_result file=file_read(r.charsets, uri, false/*not text*/, - params.count()>1?params.as_no_junction(1, "additional params must be hash") - .get_hash() - :0); + const String* uri=¶ms.as_string(0, "uri must be string"); + const char* uri_cstr; + if(uri->pos("://")==STRING_NOT_FOUND) // disk path + uri_cstr=r.absolute(*uri).cstr(String::L_FILE_SPEC); + else // xxx:// + uri_cstr=uri->cstr(String::L_AS_IS); // leave as-is for xmlParseFile to handle + /// todo!! add SAFE MODE!! GdomeDocument *document=(GdomeDocument *) - gdome_xml_n_mkref((xmlNode *)xmlParseMemory(file.str, file.length)); + gdome_xml_n_mkref((xmlNode *)xmlParseFile(uri_cstr)); if(!document || xmlHaveGenericErrors()) { GdomeException exc=0; - throw Exception(&uri, exc); + throw XmlException(uri, exc); } // must be first action after if} // replace any previous parsed source @@ -508,12 +505,12 @@ static void _load(Request& r, MethodPara GdomeException exc; gdome_doc_unref(document, &exc); } - - const char* URI_cstr=uri.cstr(); +/* xmlParseFile does that itself. old peace for xmlParseMemory + const char* URI_cstr=uri->cstr(); xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document); if(URI_cstr) doc->URL=r.charsets.source().transcode_buf2xchar(URI_cstr, strlen(URI_cstr)); - +*/ } static void param_option_over_output_option( @@ -573,10 +570,6 @@ static void prepare_output_options(Reque param_option_over_output_option(*options, "omit-xml-declaration", oo.omitXmlDeclaration); // $.standalone[yes|no] param_option_over_output_option(*options, "standalone", oo.standalone); - // $.doctype-public[?] - param_option_over_output_option(*options, "doctype-public", oo.doctypePublic); - // $.doctype-system[?] - param_option_over_output_option(*options, "doctype-system", oo.doctypeSystem); // $.indent[yes|no] param_option_over_output_option(*options, "indent", oo.indent); // $.media-type[text/{html|xml|plain}] @@ -609,24 +602,33 @@ struct Xdoc2buf_result { static Xdoc2buf_result xdoc2buf(Request& r, VXdoc& vdoc, MethodParams& params, int index, VXdoc::Output_options& oo, - const String* file_spec) { + const String* file_spec, + bool use_source_charset_to_render_and_client_charset_to_write_to_header=false) { Xdoc2buf_result result; prepare_output_options(r, params, index, oo); - const char* encoding_cstr=oo.encoding->cstr(); - xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr); - if(!encoder) + const char* render_encoding; + const char* header_encoding; + if(use_source_charset_to_render_and_client_charset_to_write_to_header) { + render_encoding=r.charsets.source().NAME_CSTR(); + header_encoding=r.charsets.client().NAME_CSTR(); + } else { + header_encoding=render_encoding=oo.encoding->cstr(); + } + + xmlCharEncodingHandler *renderer=xmlFindCharEncodingHandler(render_encoding); + if(!renderer) throw Exception("parser.runtime", 0, - "encoding '%s' not supported", encoding_cstr); - // UTF-8 encoder contains empty input/output converters, + "encoding '%s' not supported", render_encoding); + // UTF-8 renderer contains empty input/output converters, // which is wrong for xmlOutputBufferCreateIO - // while zero encoder goes perfectly - if(encoder && strcmp(encoder->name, "UTF-8")==0) - encoder=0; + // while zero renderer goes perfectly + if(strcmp(render_encoding, "UTF-8")==0) + renderer=0; - xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder)); + xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(renderer)); xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet()); if(!stylesheet.get()) @@ -642,17 +644,21 @@ static Xdoc2buf_result xdoc2buf(Request& OOS2STYLE(method); OOS2STYLE(encoding); OOS2STYLE(mediaType); - OOS2STYLE(doctypeSystem); - OOS2STYLE(doctypePublic); +// OOS2STYLE(doctypeSystem); +// OOS2STYLE(doctypePublic); OOE2STYLE(indent); OOS2STYLE(version); OOE2STYLE(standalone); OOE2STYLE(omitXmlDeclaration); xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document()); - if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) { + document->encoding=BAD_CAST xmlMemStrdup(render_encoding); + if(header_encoding) + stylesheet->encoding=BAD_CAST xmlMemStrdup(header_encoding); + if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0 + || xmlHaveGenericErrors()) { GdomeException exc=0; - throw Exception(0, exc); + throw XmlException(0, exc); } // write out result @@ -665,14 +671,15 @@ static Xdoc2buf_result xdoc2buf(Request& gnome_str=(char *)outputBuffer->buffer->content; } + if((result.length=gnome_length)) { + result.str=pa_strdup(gnome_str, gnome_length); + } else + result.str=0; + if(file_spec) file_write(*file_spec, gnome_str, gnome_length, true/*as_text*/); - else if(result.length=gnome_length) { - result.str=pa_strdup(gnome_str, gnome_length); - } else - result.str=0; return result; } @@ -717,7 +724,8 @@ static void _string(Request& r, MethodPa VXdoc::Output_options oo(vdoc.output_options); Xdoc2buf_result buf=xdoc2buf(r, vdoc, params, 0, oo, - 0/*not to file, to memory*/); + 0/*not to file, to memory*/, + true/*use source charset to render, client charset to put to header*/); // write out result r.write_no_lang(String(buf.str, buf.length)); } @@ -737,8 +745,10 @@ static void add_xslt_param( *info->current_transform_param++=(s=info->r->transcode(attribute))->str; *info->strings+=s; *info->current_transform_param++=(s=info->r->transcode(meaning->as_string()))->str; *info->strings+=s; } + static VXdoc& _transform(Request& r, const String* stylesheet_source, - VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char** transform_params) { + VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char** transform_params) +{ xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document()); xsltTransformContext_auto_ptr transformContext( xsltNewTransformContext(stylesheet, document)); @@ -756,7 +766,7 @@ static VXdoc& _transform(Request& r, con transformContext.get()); if(!transformed || xmlHaveGenericErrors()) { GdomeException exc=0; - throw Exception(stylesheet_source, exc); + throw XmlException(stylesheet_source, exc); } //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing @@ -788,8 +798,6 @@ static VXdoc& _transform(Request& r, con oo.method=stylesheet->method?&r.transcode(stylesheet->method):0; oo.encoding=stylesheet->encoding?&r.transcode(stylesheet->encoding):0; oo.mediaType=stylesheet->mediaType?&r.transcode(stylesheet->mediaType):0; - oo.doctypeSystem=stylesheet->doctypeSystem?&r.transcode(stylesheet->doctypeSystem):0; - oo.doctypePublic=stylesheet->doctypePublic?&r.transcode(stylesheet->doctypePublic):0; oo.indent=stylesheet->indent!=0; oo.version=stylesheet->version?&r.transcode(stylesheet->version):0; oo.standalone=stylesheet->standalone!=0; @@ -828,17 +836,17 @@ static void _transform(Request& r, Metho static_cast(vxdoc)->get_document()); // compile xdoc stylesheet xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document)); - // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor - // we don't need that - stylesheet_ptr->doc=0; if(xmlHaveGenericErrors()) { GdomeException exc=0; - throw Exception(0, exc); + throw XmlException(0, exc); } if(!stylesheet_ptr.get()) throw Exception("xml", 0, "stylesheet failed to compile"); + // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor + // we don't need that + stylesheet_ptr->doc=0; // transform! result=&_transform(r, 0, @@ -848,12 +856,11 @@ static void _transform(Request& r, Metho // extablish stylesheet connection const String& stylesheet_filespec= r.absolute(params.as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)")); - Stylesheet_connection_ptr connection=stylesheet_manager.get_connection(stylesheet_filespec); + Stylesheet_connection_ptr connection=stylesheet_manager->get_connection(stylesheet_filespec); // load and compile file to stylesheet [or get cached if any] // transform! - result=&_transform(r, &stylesheet_filespec, - vdoc, connection->stylesheet(false/*nocache*/), + result=&_transform(r, &stylesheet_filespec, vdoc, connection->stylesheet(), transform_params); } @@ -913,7 +920,7 @@ MXdoc::MXdoc(): MXnode(XDOC_CLASS_NAME, add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1); // ^xdoc::load[some.xml] - add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2); + add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1); // ^xdoc.save[some.xml] // ^xdoc.save[some.xml;options hash] @@ -933,9 +940,6 @@ MXdoc::MXdoc(): MXnode(XDOC_CLASS_NAME, } -void MXdoc::configure_admin(Request& r) { -} - # else #include "classes.h" @@ -945,4 +949,3 @@ void MXdoc::configure_admin(Request& r) DECLARE_CLASS_VAR(xdoc, 0, 0); // fictive #endif -