--- parser3/src/classes/xdoc.C 2001/09/26 15:43:59 1.2 +++ parser3/src/classes/xdoc.C 2002/01/29 08:45:36 1.80 @@ -2,34 +2,31 @@ Parser: @b xdoc parser class. Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) - Author: Alexander Petrosyan (http://design.ru/paf) + Author: Alexander Petrosyan (http://paf.design.ru) - $Id: xdoc.C,v 1.2 2001/09/26 15:43:59 parser Exp $ + $Id: xdoc.C,v 1.80 2002/01/29 08:45:36 paf Exp $ */ +#include "pa_types.h" #include "classes.h" #ifdef XML +#include "gdome.h" +#include "libxml/tree.h" +extern "C" { +#include "gdomecore/gdome-xml-node.h" +#include "gdomecore/gdome-xml-document.h" +}; +#include "libxslt/xsltInternals.h" +#include "libxslt/transform.h" +#include "libxslt/xsltutils.h" + +#include "pa_stylesheet_connection.h" #include "pa_request.h" #include "pa_vxdoc.h" -#include "pa_xslt_stylesheet_manager.h" -#include "pa_stylesheet_connection.h" +#include "pa_charset.h" #include "pa_vfile.h" #include "xnode.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include // defines @@ -40,323 +37,271 @@ #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html" #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text" -#define XDOC_OUTPUT_ENCODING_OPTION_NAME "encoding" - -#define XDOC_OUTPUT_DEFAULT_INDENT 4 - // class class MXdoc : public MXnode { public: // VStateless_class - Value *create_new_value(Pool& pool) { return new(pool) VXdoc(pool); } + Value *create_new_value(Pool& pool) { return new(pool) VXdoc(pool, 0); } public: MXdoc(Pool& pool); public: // Methoded bool used_directly() { return true; } + void configure_admin(Request& r); }; -// methods +// helper classes -class ParserStringXalanOutputStream: public XalanOutputStream { +class xmlOutputBuffer_auto_ptr { public: - - explicit ParserStringXalanOutputStream(String& astring) : fstring(astring) {} - -protected: // XalanOutputStream - - virtual void writeData(const char *theBuffer, unsigned long theBufferLength) { - char *copy=(char *)fstring.malloc((size_t)theBufferLength); - memcpy(copy, theBuffer, (size_t)theBufferLength); - fstring.APPEND_CLEAN(copy, (size_t)theBufferLength, "xdoc", 0); - } - - virtual void doFlush() {} - + explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_APtr = 0) + : _Owns(_APtr != 0), _Ptr(_APtr) {} + xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y) + : _Owns(_Y._Owns), _Ptr(_Y.release()) {} + xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y) + {if (this != &_Y) + {if (_Ptr != _Y.get()) + {if (_Owns && _Ptr) + xmlOutputBufferClose(_Ptr); + _Owns = _Y._Owns; } + else if (_Y._Owns) + _Owns = true; + _Ptr = _Y.release(); } + return (*this); } + ~xmlOutputBuffer_auto_ptr() + {if (_Owns && _Ptr) + xmlOutputBufferClose(_Ptr); } + xmlOutputBuffer& operator*() const + {return (*get()); } + xmlOutputBuffer *operator->() const + {return (get()); } + xmlOutputBuffer *get() const + {return (_Ptr); } + xmlOutputBuffer *release() const + {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false; + return (_Ptr); } private: + bool _Owns; + xmlOutputBuffer *_Ptr; +}; - String& fstring; - +class xsltTransformContext_auto_ptr { +public: + explicit xsltTransformContext_auto_ptr(xsltTransformContext *_APtr = 0) + : _Owns(_APtr != 0), _Ptr(_APtr) {} + xsltTransformContext_auto_ptr(const xsltTransformContext_auto_ptr& _Y) + : _Owns(_Y._Owns), _Ptr(_Y.release()) {} + xsltTransformContext_auto_ptr& operator=(const xsltTransformContext_auto_ptr& _Y) + {if (this != &_Y) + {if (_Ptr != _Y.get()) + {if (_Owns && _Ptr) + xsltFreeTransformContext(_Ptr); + _Owns = _Y._Owns; } + else if (_Y._Owns) + _Owns = true; + _Ptr = _Y.release(); } + return (*this); } + ~xsltTransformContext_auto_ptr() + {if (_Owns && _Ptr) + xsltFreeTransformContext(_Ptr); } + xsltTransformContext& operator*() const + {return (*get()); } + xsltTransformContext *operator->() const + {return (get()); } + xsltTransformContext *get() const + {return (_Ptr); } + xsltTransformContext *release() const + {((xsltTransformContext_auto_ptr *)this)->_Owns = false; + return (_Ptr); } +private: + bool _Owns; + xsltTransformContext *_Ptr; }; -static void create_optioned_listener( - const char *& content_type, const char *& charset, FormatterListener *& listener, - Pool& pool, - const String& method_name, MethodParams *params, int index, Writer& writer) { - // default encoding from pool - const String *scharset=&pool.get_charset(); - const String *method=0; - XalanDOMString xalan_encoding; +class xsltStylesheet_auto_ptr { +public: + explicit xsltStylesheet_auto_ptr(xsltStylesheet *_APtr = 0) + : _Owns(_APtr != 0), _Ptr(_APtr) {} + xsltStylesheet_auto_ptr(const xsltStylesheet_auto_ptr& _Y) + : _Owns(_Y._Owns), _Ptr(_Y.release()) {} + xsltStylesheet_auto_ptr& operator=(const xsltStylesheet_auto_ptr& _Y) + {if (this != &_Y) + {if (_Ptr != _Y.get()) + {if (_Owns && _Ptr) + xsltFreeStylesheet(_Ptr); + _Owns = _Y._Owns; } + else if (_Y._Owns) + _Owns = true; + _Ptr = _Y.release(); } + return (*this); } + ~xsltStylesheet_auto_ptr() + {if (_Owns && _Ptr) + xsltFreeStylesheet(_Ptr); } + xsltStylesheet& operator*() const + {return (*get()); } + xsltStylesheet *operator->() const + {return (get()); } + xsltStylesheet *get() const + {return (_Ptr); } + xsltStylesheet *release() const + {((xsltStylesheet_auto_ptr *)this)->_Owns = false; + return (_Ptr); } +private: + bool _Owns; + xsltStylesheet *_Ptr; +}; - if(params->size()>index) { - Value& voptions=params->as_no_junction(index, "options must not be code"); - if(voptions.is_defined()) { - if(Hash *options=voptions.get_hash()) { - // $.method[xml|html|text] - if(Value *vmethod=static_cast(options->get(*new(pool) - String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME)))) - method=&vmethod->as_string(); +// methods - // $.encoding[windows-1251|...] - if(Value *vencoding=static_cast(options->get(*new(pool) - String(pool, XDOC_OUTPUT_ENCODING_OPTION_NAME)))) { - scharset=&vencoding->as_string(); - } - } else - PTHROW(0, 0, - &method_name, - "options must be hash"); - } - } +static void writeNode(Request& r, const String& method_name, GdomeNode *node, + GdomeException exc) { + if(!node || exc) + throw Exception(0, 0, + &method_name, + exc); - xalan_encoding.append(charset=scharset->cstr()); - if(!method/*default='xml'*/ || *method == XDOC_OUTPUT_METHOD_OPTION_VALUE_XML) { - content_type="text/xml"; - listener=new FormatterToXML(writer, - XalanDOMString(), // version - true, // doIndent - XDOC_OUTPUT_DEFAULT_INDENT, // indent - xalan_encoding // encoding - ); - } else if(*method == XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML) { - content_type="text/html"; - listener=new FormatterToHTML(writer, - xalan_encoding, // encoding - XalanDOMString(), // mediaType - XalanDOMString(), // doctypeSystem; String to be printed at the top of the document - XalanDOMString(), // doctypePublic - true, // doIndent - XDOC_OUTPUT_DEFAULT_INDENT // indent - ); - } else if(*method == XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT) { - content_type="text/plain"; - listener=new FormatterToText(writer, - xalan_encoding // encoding - ); - } else - PTHROW(0, 0, - method, - XDOC_OUTPUT_METHOD_OPTION_NAME " option is invalid; valid methods are: " - "'" XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "', " - "'" XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "', " - "'" XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "'"); + Pool& pool=r.pool(); - // never reached + // write out result + VXnode& result=*new(pool) VXnode(pool, node); + r.write_no_lang(result); } -static void _save(Request& r, const String& method_name, MethodParams *params) { +// Element createElement(in DOMString tagName) raises(DOMException); +static void _createElement(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); - VXnode& vnode=*static_cast(r.self); + VXdoc& vdoc=*static_cast(r.self); - // filespec - const String& file_name=params->as_string(0, "file name must not be code"); - const char *filespec=r.absolute(file_name).cstr(String::UL_FILE_SPEC); - - // node - XalanNode& node=vnode.get_node(pool, &method_name); + const String& tagName=params->as_string(0, "tagName must be string"); - try { - XalanFileOutputStream stream(XalanDOMString(filespec, strlen(filespec))); - XalanOutputStreamPrintWriter writer(stream); - const char *content_type, *charset; - FormatterListener *formatterListener; - create_optioned_listener(content_type, charset, formatterListener, - pool, method_name, params, 1, writer); - FormatterTreeWalker treeWalker(*formatterListener); - treeWalker.traverse(&node); // Walk that node and produce the XML... - } catch(const XSLException& e) { - r._throw(&method_name, e); - } + GdomeException exc; + GdomeNode *node= + (GdomeNode *)gdome_doc_createElement(vdoc.get_document(&method_name), + pool.transcode(tagName).get(), + &exc); + writeNode(r, method_name, node, exc); } -static void _string(Request& r, const String& method_name, MethodParams *params) { +// DocumentFragment createDocumentFragment() +static void _createDocumentFragment(Request& r, const String& method_name, MethodParams *) { Pool& pool=r.pool(); - VXnode& vnode=*static_cast(r.self); - - // node - XalanNode& node=vnode.get_node(pool, &method_name); - - try { - String parserString=*new(pool) String(pool); - ParserStringXalanOutputStream stream(parserString); - XalanOutputStreamPrintWriter writer(stream); - const char *content_type, *charset; - FormatterListener *formatterListener; - create_optioned_listener(content_type, charset, formatterListener, - pool, method_name, params, 0, writer); - FormatterTreeWalker treeWalker(*formatterListener); - treeWalker.traverse(&node); // Walk that node and produce the XML... + VXdoc& vdoc=*static_cast(r.self); - // write out result - r.write_no_lang(parserString); - } catch(const XSLException& e) { - r._throw(&method_name, e); - } + GdomeException exc; + GdomeNode *node= + (GdomeNode *)gdome_doc_createDocumentFragment( + vdoc.get_document(&method_name), + &exc); + writeNode(r, method_name, node, exc); } - -static void _file(Request& r, const String& method_name, MethodParams *params) { +// Text createTextNode(in DOMString data); +static void _createTextNode(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); - VXnode& vnode=*static_cast(r.self); - - // node - XalanNode& node=vnode.get_node(pool, &method_name); + VXdoc& vdoc=*static_cast(r.self); - try { - String& parserString=*new(pool) String(pool); - ParserStringXalanOutputStream stream(parserString); - XalanOutputStreamPrintWriter writer(stream); - const char *content_type, *charset; - FormatterListener *formatterListener; - create_optioned_listener(content_type, charset, formatterListener, - pool, method_name, params, 0, writer); - FormatterTreeWalker treeWalker(*formatterListener); - treeWalker.traverse(&node); // Walk that node and produce the XML... + const String& data=params->as_string(0, "data must be string"); - // write out result - VFile& vfile=*new(pool) VFile(pool); - const char *cstr=parserString.cstr(); - String *scontent_type=new(pool) String(pool, content_type); - Value *vcontent_type; - if(charset) { - VHash *vhcontent_type=new(pool) VHash(pool); - vhcontent_type->hash().put(*value_name, new(pool) VString(*scontent_type)); - String *scharset=new(pool) String(pool, charset); - vhcontent_type->hash().put(*new(pool) String(pool, "charset"), new(pool) VString(*scharset)); - vcontent_type=vhcontent_type; - } else - vcontent_type=new(pool) VString(*scontent_type); - vfile.set(false/*tainted*/, cstr, strlen(cstr), 0/*file_name*/, vcontent_type); - r.write_no_lang(vfile); - } catch(const XSLException& e) { - r._throw(&method_name, e); - } + GdomeException exc; + GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode( + vdoc.get_document(&method_name), + pool.transcode(data).get(), + &exc); + writeNode(r, method_name, node, exc); } -static void _set(Request& r, const String& method_name, MethodParams *params) { +// Comment createComment(in DOMString data) +static void _createComment(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); - VXdoc& vdom=*static_cast(r.self); - - Value& vxml=params->as_junction(0, "xml must be code"); - Temp_lang temp_lang(r, String::UL_XML); - const String& xml=r.process(vxml).as_string(); - - std::istrstream stream(xml.cstr()); - const XalanParsedSource* parsedSource; - int error=vdom.transformer().parseSource(&stream, parsedSource); + VXdoc& vdoc=*static_cast(r.self); - if(error) - PTHROW(0, 0, - &method_name, - vdom.transformer().getLastError()); + const String& data=params->as_string(0, "data must be string"); - // replace any previous parsed source - vdom.set_parsed_source(*parsedSource); + GdomeException exc; + GdomeNode *node=(GdomeNode *)gdome_doc_createComment( + vdoc.get_document(&method_name), + pool.transcode(data).get(), + &exc); + writeNode(r, method_name, node, exc); } -static void _load(Request& r, const String& method_name, MethodParams *params) { +// CDATASection createCDATASection(in DOMString data) raises(DOMException); +static void _createCDATASection(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); - VXdoc& vdom=*static_cast(r.self); - - // filespec - const String& file_name=params->as_string(0, "file name must not be code"); - const char *filespec=r.absolute(file_name).cstr(String::UL_FILE_SPEC); - - const XalanParsedSource* parsedSource; - int error=vdom.transformer().parseSource(filespec, parsedSource); + VXdoc& vdoc=*static_cast(r.self); - if(error) - PTHROW(0, 0, - &file_name, - vdom.transformer().getLastError()); + const String& data=params->as_string(0, "data must be string"); - // replace any previous parsed source - vdom.set_parsed_source(*parsedSource); + GdomeException exc; + GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection( + vdoc.get_document(&method_name), + pool.transcode(data).get(), + &exc); + writeNode(r, method_name, node, exc); } -static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning, - void *info) { - XalanTransformer& transformer=*static_cast(info); - const char *attribute_cstr=aattribute.cstr(); - const char *meaning_cstr=static_cast(ameaning)->as_string().cstr(); - - transformer.setStylesheetParam( - XalanDOMString(attribute_cstr), - XalanDOMString(meaning_cstr)); -} -static void _xslt(Request& r, const String& method_name, MethodParams *params) { +// ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException); +static void _createProcessingInstruction(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); - VXdoc& vdom=*static_cast(r.self); - - // params - if(params->size()>1) { - Value& vparams=params->as_no_junction(1, "transform parameters parameter must not be code"); - if(vparams.is_defined()) - if(Hash *params=vparams.get_hash()) - params->for_each(add_xslt_param, &vdom.transformer()); - else - PTHROW(0, 0, - &method_name, - "transform parameters parameter must be hash"); - } + VXdoc& vdoc=*static_cast(r.self); - // source - const XalanParsedSource &parsed_source=vdom.get_parsed_source(pool, &method_name); + const String& target=params->as_string(0, "data must be string"); + const String& data=params->as_string(1, "data must be string"); - // stylesheet - const String& stylesheet_file_name=params->as_string(0, "file name must not be code"); - const String& stylesheet_filespec=r.absolute(stylesheet_file_name); - //_asm int 3; - Stylesheet_connection& connection=XSLT_stylesheet_manager->get_connection(stylesheet_filespec); + GdomeException exc; + GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction( + vdoc.get_document(&method_name), + pool.transcode(target).get(), + pool.transcode(data).get(), + &exc); + writeNode(r, method_name, node, exc); +} - // target - XalanDocument* target=vdom.parser_liaison().createDocument(); - XSLTResultTarget domResultTarget(target); +// Attr createAttribute(in DOMString name) raises(DOMException); +static void _createAttribute(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); - // transform - int error=vdom.transformer().transform( - parsed_source, - &connection.stylesheet(), - domResultTarget); - connection.close(); - if(error) - PTHROW(0, 0, - &stylesheet_file_name, - vdom.transformer().getLastError()); + const String& name=params->as_string(0, "name must be string"); - // write out result - VXdoc& result=*new(pool) VXdoc(pool); - result.set_document(*target); - r.write_no_lang(result); + GdomeException exc; + GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute( + vdoc.get_document(&method_name), + pool.transcode(name).get(), + &exc); + writeNode(r, method_name, node, exc); } - -static void _getElementById(Request& r, const String& method_name, MethodParams *params) { +// EntityReference createEntityReference(in DOMString name) raises(DOMException); +static void _createEntityReference(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); VXdoc& vdoc=*static_cast(r.self); - // elementId - const char *elementId=params->as_string(0, "elementID must not be code").cstr(String::UL_AS_IS); + const String& name=params->as_string(0, "name must be string"); - if(XalanElement *element= - vdoc.get_document(pool, &method_name).getElementById(XalanDOMString(elementId))) { - // write out result - VXnode& result=*new(pool) VXnode(pool, element); - r.write_no_lang(result); - } + GdomeException exc; + GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference( + vdoc.get_document(&method_name), + pool.transcode(name).get(), + &exc); + writeNode(r, method_name, node, exc); } static void _getElementsByTagName(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); VXdoc& vdoc=*static_cast(r.self); - // tagname - const char *tagname=params->as_string(0, "tagname must not be code").cstr(String::UL_AS_IS); + const String& name=params->as_string(0, "name must be string"); + GdomeException exc; VHash& result=*new(pool) VHash(pool); - if(const XalanNodeList *nodes= - vdoc.get_document(pool, &method_name).getElementsByTagName(XalanDOMString(tagname))) { - for(int i=0; igetLength(); i++) { + if(GdomeNodeList *nodes= + gdome_doc_getElementsByTagName( + vdoc.get_document(&method_name), + pool.transcode(name).get(), + &exc)) { + gulong length=gdome_nl_length(nodes, &exc); + for(gulong i=0; iitem(i))); + result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc))); } } @@ -377,14 +322,19 @@ static void _getElementsByTagNameNS(Requ VXdoc& vdoc=*static_cast(r.self); // namespaceURI;localName - const char *namespaceURI=params->as_string(0, "namespaceURI must not be code").cstr(String::UL_AS_IS); - const char *localName=params->as_string(0, "localName must not be code").cstr(String::UL_AS_IS); + const String& namespaceURI=params->as_string(0, "namespaceURI must be string"); + const String& localName=params->as_string(0, "localName must be string"); + GdomeException exc; VHash& result=*new(pool) VHash(pool); - if(const XalanNodeList *nodes= - vdoc.get_document(pool, &method_name).getElementsByTagNameNS( - XalanDOMString(namespaceURI), XalanDOMString(localName))) { - for(int i=0; igetLength(); i++) { + if(GdomeNodeList *nodes= + gdome_doc_getElementsByTagNameNS( + vdoc.get_document(&method_name), + pool.transcode(namespaceURI).get(), + pool.transcode(localName).get(), + &exc)) { + gulong length=gdome_nl_length(nodes, &exc); + for(gulong i=0; iitem(i))); + result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc))); } } + + // write out result + r.write_no_lang(result); +} + +static void _getElementById(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + + // elementId + const String& elementId=params->as_string(0, "elementID must be string"); + + GdomeException exc; + if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById( + vdoc.get_document(&method_name), + pool.transcode(elementId).get(), + &exc)) { + // write out result + VXnode& result=*new(pool) VXnode(pool, node); + r.write_no_lang(result); + } else if(exc || xmlHaveGenericErrors()) + throw Exception(0, 0, + &method_name, + exc); +} + +static void _importNode(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + + GdomeNode *importedNode= + as_node(pool, method_name, params, 0, "importedNode must be node"); + bool deep= + params->as_bool(1, "deep must be bool", r); + + GdomeException exc; + GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(&method_name), + importedNode, + deep, &exc); + if(exc) + throw Exception(0, 0, + &method_name, + exc); + + // write out result + r.write_no_lang(*new(pool) VXnode(pool, outputNode)); +} +/* +GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc); +GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc); +*/ + + +static void _create(Request& r, const String& method_name, MethodParams *params) { + //_asm int 3; + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + + const String& qualifiedName=params->as_string(0, "qualifiedName must be string"); + + GdomeException exc; + /* + GdomeDocumentType *documentType=gdome_di_createDocumentType ( + docimpl, + pool.transcode(qualifiedName), + 0/*publicId* /, + 0/*systemId* /, + &exc); + if(!documentType || exc || xmlHaveGenericErrors()) + throw Exception(0, 0, + &method_name, + exc); + */ + GdomeDocument *document=gdome_di_createDocument (domimpl, + 0/*namespaceURI*/, + pool.transcode(qualifiedName).get(), + 0/*doctype*/, + &exc); + if(!document || exc || xmlHaveGenericErrors()) + throw Exception(0, 0, + &method_name, + exc); + + /// +xalan createXMLDecl ? + + // replace any previous parsed source + vdoc.set_document(document); +} + +static void _set(Request& r, const String& method_name, MethodParams *params) { +// _asm int 3; + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + + Value& vxml=params->as_junction(0, "xml must be code"); + Temp_lang temp_lang(r, String::UL_XML); + const String& xml=r.process(vxml).as_string(); + + const char *cstr=xml.cstr(String::UL_UNSPECIFIED); + GdomeDocument *document=(GdomeDocument *) + gdome_xml_n_mkref((xmlNode *)xmlParseMemory( + cstr, strlen(cstr) + )); + if(!document || xmlHaveGenericErrors()) { + GdomeException exc=0; + throw Exception(0, 0, + &method_name, + exc); + } + + // replace any previous parsed source + vdoc.set_document(document); +} + +static void _load(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + + // filespec + const String& file_name=params->as_string(0, "uri must be string"); + const String& uri=r.absolute(file_name); + + GdomeDocument *document=(GdomeDocument *) + gdome_xml_n_mkref((xmlNode *)xmlParseFile(uri.cstr())); + if(!document || xmlHaveGenericErrors()) { + GdomeException exc=0; + throw Exception(0, 0, + &uri, + exc); + } + + // replace any previous parsed source + vdoc.set_document(document); +} + +static void param_option_over_output_option(Pool& pool, + Hash *param_options, const char *option_name, + const String *& output_option) { + if(Value *value=static_cast(param_options->get(*new(pool) String(pool, + option_name)))) + output_option=&value->as_string(); +} +static void param_option_over_output_option(Pool& pool, + Hash *param_options, const char *option_name, + bool& output_option) { + if(Value *value=static_cast(param_options->get(*new(pool) + String(pool, option_name)))) { + const String& s=value->as_string(); + if(s=="yes") + output_option=true; + else if(s=="no") + output_option=false; + else + throw Exception(0, 0, + &s, + "%s must be either 'yes' or 'no'", option_name); + } +} + +static void prepare_output_options( + Pool& pool, const String& method_name, MethodParams *params, int index, + VXdoc::Output_options& oo) { +/* + +*/ + + // configuring with options from parameter... + if(params->size()>index) { + Value& voptions=params->as_no_junction(index, "options must be string"); + if(voptions.is_defined()) { + if(Hash *options=voptions.get_hash(&method_name)) { + // $.method[xml|html|text] + if(Value *vmethod=static_cast(options->get(*new(pool) + String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME)))) + oo.method=&vmethod->as_string(); + + // $.version[1.0] + param_option_over_output_option(pool, options, "version", oo.version); + // $.encoding[windows-1251|...] + param_option_over_output_option(pool, options, "encoding", oo.encoding); + // $.omit-xml-declaration[yes|no] + param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration); + // $.standalone[yes|no] + param_option_over_output_option(pool, options, "standalone", oo.standalone); + // $.doctype-public[?] + param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic); + // $.doctype-system[?] + param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem); + // $.indent[yes|no] + param_option_over_output_option(pool, options, "indent", oo.indent); + // $.media-type[text/{html|xml|plain}] + param_option_over_output_option(pool, options, "media-type", oo.mediaType); + } + } + } + + // default encoding from pool + if(!oo.encoding) + oo.encoding=&pool.get_source_charset().name(); + // default method=xml + if(!oo.method) + oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML); + // default mediaType = depending on method + if(!oo.mediaType) { + if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML) + oo.mediaType=new(pool) String(pool, "text/xml"); + else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML) + oo.mediaType=new(pool) String(pool, "text/html"); + else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others + oo.mediaType=new(pool) String(pool, "text/plain"); + } +} + +static void xdoc2buf(Pool& pool, VXdoc& vdoc, + const String& method_name, MethodParams *params, int index, + VXdoc::Output_options& oo, + const String *file_spec, + char **parser_buf, size_t *parser_size) { + prepare_output_options(pool, method_name, params, index, + oo); + + const char *encoding_cstr=oo.encoding->cstr(); + xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr); + if(!encoder) + throw Exception(0, 0, + &method_name, + "encoding '%s' not supported", encoding_cstr); + // UTF-8 encoder 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; + + xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder)); + + xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet()); + if(!stylesheet.get()) + throw Exception(0, 0, + &method_name, + "xsltNewStylesheet failed"); + + #define OOS2STYLE(name) \ + stylesheet->name=oo.name?BAD_CAST g_strdup(pool.transcode(*oo.name)->str):0 + #define OOE2STYLE(name) \ + stylesheet->name=oo.name + + OOS2STYLE(method); + OOS2STYLE(encoding); + OOS2STYLE(mediaType); + OOS2STYLE(doctypeSystem); + OOS2STYLE(doctypePublic); + OOE2STYLE(indent); + OOS2STYLE(version); + OOE2STYLE(standalone); + OOE2STYLE(omitXmlDeclaration); + + xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name)); + if(xsltSaveResultTo n(outputBuffer.get(), document, stylesheet.get())<0) { + GdomeException exc=0; + throw Exception(0, 0, + &method_name, + exc); + } + + // write out result + char *gnome_buf; size_t gnome_size; + if(outputBuffer->conv) { + gnome_size=outputBuffer->conv->use; + gnome_buf=(char *)outputBuffer->conv->content; + } else { + gnome_size=outputBuffer->buffer->use; + gnome_buf=(char *)outputBuffer->buffer->content; + } + if(file_spec) + file_write( + *file_spec, + gnome_buf, gnome_size, + true/*as_text*/); + else if(*parser_size=gnome_size) { + *parser_buf=(char *)pool.malloc(gnome_size); + memcpy(*parser_buf, gnome_buf, gnome_size); + } else + *parser_buf=0; +} + +static void _file(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + VXdoc::Output_options oo(vdoc.output_options); + char *buf; size_t buf_size; + xdoc2buf(pool, vdoc, method_name, params, 0, + oo, + 0/*not to file, to memory*/, + &buf, &buf_size); + // write out result + r.write_no_lang(*new(pool) String(pool, buf, buf_size)); + + // write out result + VFile& vfile=*new(pool) VFile(pool); + Value *vcontent_type; + VHash *vhcontent_type=new(pool) VHash(pool); + vhcontent_type->hash(&method_name).put( + *value_name, + new(pool) VString(*oo.mediaType)); + vhcontent_type->hash(&method_name).put( + *new(pool) String(pool, "charset"), + new(pool) VString(*oo.encoding)); + vcontent_type=vhcontent_type; + + vfile.set(false/*tainted*/, buf, buf_size, 0/*file_name*/, vcontent_type); + r.write_no_lang(vfile); +} + +static void _save(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + + const String& file_spec=r.absolute(params->as_string(0, "file name must be string")); + + VXdoc::Output_options oo(vdoc.output_options); + xdoc2buf(pool, vdoc, method_name, params, 1, + oo, + &file_spec, + 0, 0); +} + +static void _string(Request& r, const String& method_name, MethodParams *params) { + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + VXdoc::Output_options oo(vdoc.output_options); + char *buf; size_t buf_size; + xdoc2buf(pool, vdoc, method_name, params, 0, + oo, + 0/*not to file, to memory*/, + &buf, &buf_size); + // write out result + r.write_no_lang(*new(pool) String(pool, buf, buf_size)); +} + +static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning, + void *info) { + Value *meaning=static_cast(ameaning); + Pool& pool=meaning->pool(); + const char **transform_params=(const char **)info; + *transform_params++=pool.transcode(aattribute)->str; + *transform_params++=pool.transcode(meaning->as_string())->str; +} +static void _transform(Request& r, const String& method_name, MethodParams *params) { + //_asm int 3; + Pool& pool=r.pool(); + VXdoc& vdoc=*static_cast(r.self); + + // params + const char **transform_params=0; + if(params->size()>1) { + Value& vparams=params->as_no_junction(1, "transform parameters must be hash"); + if(vparams.is_defined()) + if(Hash *params=vparams.get_hash(&method_name)) { + transform_params= + (const char **)pool.malloc(sizeof(const char *)*params->size()*2+1); + params->for_each(add_xslt_param, transform_params); + transform_params[params->size()*2]=0; + } else + throw Exception(0, 0, + &method_name, + "transform parameters parameter must be hash"); + } + + // stylesheet + const String& stylesheet_filespec=r.absolute(params->as_string(0, "file name must be string")); + Stylesheet_connection_ptr connection=stylesheet_manager->get_connection(stylesheet_filespec); + + // transform + xsltStylesheet *stylesheet=connection->stylesheet(false/*nocache*/); + xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name)); + xsltTransformContext_auto_ptr transformContext( + xsltNewTransformContext(stylesheet, document)); + xmlDoc *transformed=xsltApplyStylesheetUser( + stylesheet, + document, + transform_params, + 0/*const char *output*/, + 0/*FILE *profile*/, + transformContext.get()); + if(!transformed || xmlHaveGenericErrors()) { + GdomeException exc=0; + throw Exception(0, 0, + &stylesheet_filespec, + exc); + } + + //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing + transformed->type=XML_DOCUMENT_NODE; + // constructing result + GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed); + if(!gdomeDocument) + throw Exception(0, 0, + &method_name, + "gdome_xml_doc_mkref failed"); + VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument); + /* grabbing options + + + */ + memset(&result.output_options, 0, sizeof(result.output_options)); + VXdoc::Output_options& oo=result.output_options; + + oo.method=stylesheet->method?&pool.transcode(stylesheet->method):0; + oo.encoding=stylesheet->encoding?&pool.transcode(stylesheet->encoding):0; + oo.mediaType=stylesheet->mediaType?&pool.transcode(stylesheet->mediaType):0; + oo.doctypeSystem=stylesheet->doctypeSystem?&pool.transcode(stylesheet->doctypeSystem):0; + oo.doctypePublic=stylesheet->doctypePublic?&pool.transcode(stylesheet->doctypePublic):0; + oo.indent=stylesheet->indent!=0; + oo.version=stylesheet->version?&pool.transcode(stylesheet->version):0; + oo.standalone=stylesheet->standalone!=0; + oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0; + // write out result r.write_no_lang(result); } @@ -405,6 +793,49 @@ static void _getElementsByTagNameNS(Requ MXdoc::MXdoc(Pool& apool) : MXnode(apool) { set_name(*NEW String(pool(), XDOC_CLASS_NAME)); + /// @test how to create empty type html? + + /// DOM1 + + // Element createElement(in DOMString tagName) raises(DOMException); + add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1); + // DocumentFragment createDocumentFragment(); + add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0); + // Text createTextNode(in DOMString data); + add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1); + // Comment createComment(in DOMString data); + add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1); + // CDATASection createCDATASection(in DOMString data) raises(DOMException); + add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1); + // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException); + add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2); + // Attr createAttribute(in DOMString name) raises(DOMException); + add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1); + // EntityReference createEntityReference(in DOMString name) raises(DOMException); + add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1); + // NodeList getElementsByTagName(in DOMString tagname); + add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1); + // ^xdoc.getElementsByTagNameNS[namespaceURI;localName] = array of nodes + add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2); + + /// DOM2 + + // ^xdoc.getElementById[elementId] + add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1); + + // Node (in Node importedNode, in boolean deep) raises(DOMException) + add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2); + + /// parser + + // ^xdoc::create{qualifiedName} + add_native_method("create", Method::CT_DYNAMIC, _create, 1, 1); + // ^xdoc::set[xml] + add_native_method("set", Method::CT_DYNAMIC, _set, 1, 1); + + // ^xdoc::load[some.xml] + add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1); + // ^xdoc.save[some.xml] // ^xdoc.save[some.xml;options hash] add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2); @@ -417,26 +848,15 @@ MXdoc::MXdoc(Pool& apool) : MXnode(apool // ^xdoc.file[options hash] file with "" add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1); - // ^xdoc::set[xml] - add_native_method("set", Method::CT_DYNAMIC, _set, 1, 1); - - // ^xdoc::load[some.xml] - add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1); - - // ^xdoc.xslt[stylesheet file_name] - // ^xdoc.xslt[stylesheet file_name;params hash] - add_native_method("xslt", Method::CT_DYNAMIC, _xslt, 1, 2); - - // ^xdoc.getElementById[elementId] - add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1); - - // ^xdoc.getElementById[tagname] - add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1); + // ^xdoc.transform[stylesheet file_name] + // ^xdoc.transform[stylesheet file_name;params hash] + add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2); - // ^xdoc.getElementsByTagNameNS[namespaceURI;localName] = array of nodes - add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2); +} +void MXdoc::configure_admin(Request& r) { } + // global variable Methoded *Xdoc_class; @@ -448,7 +868,7 @@ Methoded *Xdoc_class; Methoded *MXdoc_create(Pool& pool) { return #ifdef XML - Xdoc_class=new(pool) MXdoc(pool); + Xdoc_class=new(pool) MXdoc(pool) #else 0 #endif