Annotation of parser3/src/classes/xdoc.C, revision 1.111
1.1 parser 1: /** @file
1.2 parser 2: Parser: @b xdoc parser class.
1.1 parser 3:
1.111 ! paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.85 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.96 paf 6: */
1.1 parser 7:
1.111 ! paf 8: #include "pa_config_includes.h"
! 9:
1.1 parser 10: #ifdef XML
1.96 paf 11:
1.111 ! paf 12: static const char* IDENT_XDOC_C="$Date: 2003/04/10 16:11:01 $";
1.82 paf 13:
1.69 paf 14: #include "gdome.h"
15: #include "libxml/tree.h"
16: #include "libxslt/xsltInternals.h"
17: #include "libxslt/transform.h"
18: #include "libxslt/xsltutils.h"
1.90 paf 19: #include "libxslt/variables.h"
1.59 paf 20:
1.111 ! paf 21:
! 22: #include "pa_vmethod_frame.h"
! 23:
! 24: #include "pa_stylesheet_manager.h"
! 25: #include "pa_request.h"
! 26: #include "pa_vxdoc.h"
! 27: #include "pa_charset.h"
! 28: #include "pa_vfile.h"
! 29: #include "xnode.h"
! 30:
1.1 parser 31: // defines
32:
33: #define XDOC_CLASS_NAME "xdoc"
34:
35: #define XDOC_OUTPUT_METHOD_OPTION_NAME "method"
36: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "xml"
37: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html"
38: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text"
39:
40: // class
41:
1.111 ! paf 42: class MXdoc: public MXnode {
1.1 parser 43: public: // VStateless_class
1.111 ! paf 44: Value* create_new_value() { return new VXdoc(0, 0); }
1.1 parser 45:
46: public:
1.111 ! paf 47: MXdoc();
1.1 parser 48:
49: public: // Methoded
1.5 parser 50: void configure_admin(Request& r);
1.1 parser 51: };
52:
1.111 ! paf 53: // global variable
! 54:
! 55: DECLARE_CLASS_VAR(xdoc, new MXdoc, 0);
! 56:
1.61 paf 57: // helper classes
58:
59: class xmlOutputBuffer_auto_ptr {
60: public:
1.67 paf 61: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_APtr = 0)
62: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.61 paf 63: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
64: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
65: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
66: {if (this != &_Y)
67: {if (_Ptr != _Y.get())
68: {if (_Owns && _Ptr)
69: xmlOutputBufferClose(_Ptr);
70: _Owns = _Y._Owns; }
71: else if (_Y._Owns)
72: _Owns = true;
73: _Ptr = _Y.release(); }
74: return (*this); }
75: ~xmlOutputBuffer_auto_ptr()
76: {if (_Owns && _Ptr)
77: xmlOutputBufferClose(_Ptr); }
78: xmlOutputBuffer& operator*() const
79: {return (*get()); }
80: xmlOutputBuffer *operator->() const
81: {return (get()); }
82: xmlOutputBuffer *get() const
83: {return (_Ptr); }
84: xmlOutputBuffer *release() const
85: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
86: return (_Ptr); }
87: private:
88: bool _Owns;
89: xmlOutputBuffer *_Ptr;
90: };
91:
1.65 paf 92: class xsltTransformContext_auto_ptr {
93: public:
1.67 paf 94: explicit xsltTransformContext_auto_ptr(xsltTransformContext *_APtr = 0)
95: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 96: xsltTransformContext_auto_ptr(const xsltTransformContext_auto_ptr& _Y)
97: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
98: xsltTransformContext_auto_ptr& operator=(const xsltTransformContext_auto_ptr& _Y)
99: {if (this != &_Y)
100: {if (_Ptr != _Y.get())
101: {if (_Owns && _Ptr)
102: xsltFreeTransformContext(_Ptr);
103: _Owns = _Y._Owns; }
104: else if (_Y._Owns)
105: _Owns = true;
106: _Ptr = _Y.release(); }
107: return (*this); }
108: ~xsltTransformContext_auto_ptr()
109: {if (_Owns && _Ptr)
110: xsltFreeTransformContext(_Ptr); }
111: xsltTransformContext& operator*() const
112: {return (*get()); }
113: xsltTransformContext *operator->() const
114: {return (get()); }
115: xsltTransformContext *get() const
116: {return (_Ptr); }
117: xsltTransformContext *release() const
118: {((xsltTransformContext_auto_ptr *)this)->_Owns = false;
119: return (_Ptr); }
120: private:
121: bool _Owns;
122: xsltTransformContext *_Ptr;
123: };
1.61 paf 124:
1.65 paf 125: class xsltStylesheet_auto_ptr {
126: public:
1.67 paf 127: explicit xsltStylesheet_auto_ptr(xsltStylesheet *_APtr = 0)
128: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 129: xsltStylesheet_auto_ptr(const xsltStylesheet_auto_ptr& _Y)
130: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
131: xsltStylesheet_auto_ptr& operator=(const xsltStylesheet_auto_ptr& _Y)
132: {if (this != &_Y)
133: {if (_Ptr != _Y.get())
134: {if (_Owns && _Ptr)
135: xsltFreeStylesheet(_Ptr);
136: _Owns = _Y._Owns; }
137: else if (_Y._Owns)
138: _Owns = true;
139: _Ptr = _Y.release(); }
140: return (*this); }
141: ~xsltStylesheet_auto_ptr()
142: {if (_Owns && _Ptr)
143: xsltFreeStylesheet(_Ptr); }
144: xsltStylesheet& operator*() const
145: {return (*get()); }
146: xsltStylesheet *operator->() const
147: {return (get()); }
148: xsltStylesheet *get() const
149: {return (_Ptr); }
150: xsltStylesheet *release() const
151: {((xsltStylesheet_auto_ptr *)this)->_Owns = false;
152: return (_Ptr); }
153: private:
154: bool _Owns;
155: xsltStylesheet *_Ptr;
156: };
1.61 paf 157:
1.1 parser 158: // methods
159:
1.111 ! paf 160: static void writeNode(Request& r, GdomeNode *node,
1.54 paf 161: GdomeException exc) {
162: if(!node || exc)
1.111 ! paf 163: throw Exception(0, exc);
1.54 paf 164:
165: // write out result
1.111 ! paf 166: r.write_no_lang(*new VXnode(&r.charsets, node));
1.54 paf 167: }
168:
1.16 parser 169: // Element createElement(in DOMString tagName) raises(DOMException);
1.111 ! paf 170: static void _createElement(Request& r, MethodParams& params) {
! 171: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 172:
1.111 ! paf 173: const String& tagName=params.as_string(0, "tagName must be string");
1.16 parser 174:
1.54 paf 175: GdomeException exc;
176: GdomeNode *node=
1.111 ! paf 177: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(),
! 178: r.transcode(tagName).use(),
1.54 paf 179: &exc);
1.111 ! paf 180: writeNode(r, node, exc);
1.16 parser 181: }
182:
183: // DocumentFragment createDocumentFragment()
1.111 ! paf 184: static void _createDocumentFragment(Request& r, MethodParams&) {
! 185: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 186:
1.54 paf 187: GdomeException exc;
188: GdomeNode *node=
189: (GdomeNode *)gdome_doc_createDocumentFragment(
1.111 ! paf 190: vdoc.get_document(),
1.54 paf 191: &exc);
1.111 ! paf 192: writeNode(r, node, exc);
1.16 parser 193: }
194:
195: // Text createTextNode(in DOMString data);
1.111 ! paf 196: static void _createTextNode(Request& r, MethodParams& params) {
! 197: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 198:
1.111 ! paf 199: const String& data=params.as_string(0, "data must be string");
1.16 parser 200:
1.54 paf 201: GdomeException exc;
202: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
1.111 ! paf 203: vdoc.get_document(),
! 204: r.transcode(data).use(),
1.54 paf 205: &exc);
1.111 ! paf 206: writeNode(r, node, exc);
1.16 parser 207: }
208:
209: // Comment createComment(in DOMString data)
1.111 ! paf 210: static void _createComment(Request& r, MethodParams& params) {
! 211: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 212:
1.111 ! paf 213: const String& data=params.as_string(0, "data must be string");
1.16 parser 214:
1.54 paf 215: GdomeException exc;
216: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
1.111 ! paf 217: vdoc.get_document(),
! 218: r.transcode(data).use(),
1.54 paf 219: &exc);
1.111 ! paf 220: writeNode(r, node, exc);
1.16 parser 221: }
222:
223: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
1.111 ! paf 224: static void _createCDATASection(Request& r, MethodParams& params) {
! 225: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 226:
1.111 ! paf 227: const String& data=params.as_string(0, "data must be string");
1.16 parser 228:
1.54 paf 229: GdomeException exc;
230: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
1.111 ! paf 231: vdoc.get_document(),
! 232: r.transcode(data).use(),
1.54 paf 233: &exc);
1.111 ! paf 234: writeNode(r, node, exc);
1.16 parser 235: }
236:
237: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
1.111 ! paf 238: static void _createProcessingInstruction(Request& r, MethodParams& params) {
! 239: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 240:
1.111 ! paf 241: const String& target=params.as_string(0, "data must be string");
! 242: const String& data=params.as_string(1, "data must be string");
1.16 parser 243:
1.54 paf 244: GdomeException exc;
245: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
1.111 ! paf 246: vdoc.get_document(),
! 247: r.transcode(target).use(),
! 248: r.transcode(data).use(),
1.54 paf 249: &exc);
1.111 ! paf 250: writeNode(r, node, exc);
1.16 parser 251: }
252:
253: // Attr createAttribute(in DOMString name) raises(DOMException);
1.111 ! paf 254: static void _createAttribute(Request& r, MethodParams& params) {
! 255: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 256:
1.111 ! paf 257: const String& name=params.as_string(0, "name must be string");
1.16 parser 258:
1.54 paf 259: GdomeException exc;
260: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
1.111 ! paf 261: vdoc.get_document(),
! 262: r.transcode(name).use(),
1.54 paf 263: &exc);
1.111 ! paf 264: writeNode(r, node, exc);
1.16 parser 265: }
266: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
1.111 ! paf 267: static void _createEntityReference(Request& r, MethodParams& params) {
! 268: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 269:
1.111 ! paf 270: const String& name=params.as_string(0, "name must be string");
1.16 parser 271:
1.54 paf 272: GdomeException exc;
273: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
1.111 ! paf 274: vdoc.get_document(),
! 275: r.transcode(name).use(),
1.54 paf 276: &exc);
1.111 ! paf 277: writeNode(r, node, exc);
1.16 parser 278: }
279:
1.99 paf 280: // NodeList getElementsByTagName(in DOMString name);
1.111 ! paf 281: static void _getElementsByTagName(Request& r, MethodParams& params) {
! 282: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 283:
1.111 ! paf 284: const String& name=params.as_string(0, "name must be string");
1.99 paf 285:
1.111 ! paf 286: VHash& result=*new VHash;
1.99 paf 287: GdomeException exc;
288: if(GdomeNodeList *nodes=
289: gdome_doc_getElementsByTagName(
1.111 ! paf 290: vdoc.get_document(),
! 291: r.transcode(name).use(),
1.99 paf 292: &exc)) {
293: gulong length=gdome_nl_length(nodes, &exc);
1.111 ! paf 294: for(gulong i=0; i<length; i++)
! 295: result.hash().put(
! 296: StringBody::Format(i),
! 297: new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.99 paf 298: } else if(exc)
1.111 ! paf 299: throw Exception(0, exc);
1.99 paf 300:
301: // write out result
302: r.write_no_lang(result);
303: }
304:
1.111 ! paf 305: static void _getElementsByTagNameNS(Request& r, MethodParams& params) {
! 306: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 307:
308: // namespaceURI;localName
1.111 ! paf 309: const String& namespaceURI=params.as_string(0, "namespaceURI must be string");
! 310: const String& localName=params.as_string(1, "localName must be string");
1.99 paf 311:
312: GdomeException exc;
1.111 ! paf 313: VHash& result=*new VHash;
1.99 paf 314: if(GdomeNodeList *nodes=
315: gdome_doc_getElementsByTagNameNS(
1.111 ! paf 316: vdoc.get_document(),
! 317: r.transcode(namespaceURI).use(),
! 318: r.transcode(localName).use(),
1.99 paf 319: &exc)) {
320: gulong length=gdome_nl_length(nodes, &exc);
1.111 ! paf 321: for(gulong i=0; i<length; i++)
! 322: result.hash().put(
! 323: StringBody::Format(i),
! 324: new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.99 paf 325: }
326:
327: // write out result
328: r.write_no_lang(result);
329: }
330:
1.111 ! paf 331: static void _getElementById(Request& r, MethodParams& params) {
! 332: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 333:
1.54 paf 334: // elementId
1.111 ! paf 335: const String& elementId=params.as_string(0, "elementID must be string");
1.1 parser 336:
1.54 paf 337: GdomeException exc;
338: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
1.111 ! paf 339: vdoc.get_document(),
! 340: r.transcode(elementId).use(),
1.54 paf 341: &exc)) {
342: // write out result
1.111 ! paf 343: r.write_no_lang(*new VXnode(&r.charsets, node));
1.66 paf 344: } else if(exc || xmlHaveGenericErrors())
1.87 paf 345: throw Exception(
1.111 ! paf 346: &elementId,
1.54 paf 347: exc);
348: }
1.79 paf 349:
1.111 ! paf 350: static void _importNode(Request& r, MethodParams& params) {
! 351: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.79 paf 352:
353: GdomeNode *importedNode=
1.111 ! paf 354: as_node(params, 0, "importedNode must be node");
1.79 paf 355: bool deep=
1.111 ! paf 356: params.as_bool(1, "deep must be bool", r);
1.79 paf 357:
358: GdomeException exc;
1.111 ! paf 359: GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(),
1.79 paf 360: importedNode,
361: deep, &exc);
362: if(exc)
1.111 ! paf 363: throw Exception(0, exc);
1.79 paf 364:
365: // write out result
1.111 ! paf 366: r.write_no_lang(*new VXnode(&r.charsets, outputNode));
1.79 paf 367: }
1.54 paf 368: /*
369: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
370: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
371: */
1.1 parser 372:
1.111 ! paf 373: static void _create(Request& r, MethodParams& params) {
! 374: Charset& source_charset=r.charsets.source();
! 375: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.1 parser 376:
1.111 ! paf 377: Value& param=params[params.count()-1];
1.83 paf 378: GdomeDocument *document;
1.111 ! paf 379: bool set_encoding=false;
1.95 paf 380: if(param.get_junction()) { // {<?xml?>...}
1.111 ! paf 381: Temp_lang temp_lang(r, String::L_XML);
1.91 paf 382: const String& xml=r.process_to_string(param);
1.83 paf 383:
1.111 ! paf 384: const char* cstr=xml.cstr(String::L_UNSPECIFIED);
1.83 paf 385: document=(GdomeDocument *)
386: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
387: cstr, strlen(cstr)
388: ));
1.111 ! paf 389: //printf("document=0x%p\n", document);
1.83 paf 390: if(!document || xmlHaveGenericErrors()) {
391: GdomeException exc=0;
1.111 ! paf 392: throw Exception(0, exc);
1.83 paf 393: }
1.111 ! paf 394:
! 395: // must be last action in if, see after if}
1.83 paf 396: } else { // [name]
397: const String& qualifiedName=param.as_string();
1.1 parser 398:
1.83 paf 399: GdomeException exc;
400: /*
401: GdomeDocumentType *documentType=gdome_di_createDocumentType (
402: docimpl,
1.111 ! paf 403: r.transcode(qualifiedName),
1.83 paf 404: 0/*publicId* /,
405: 0/*systemId* /,
406: &exc);
407: if(!documentType || exc || xmlHaveGenericErrors())
1.87 paf 408: throw Exception(
1.111 ! paf 409: method_name,
1.83 paf 410: exc);
1.111 ! paf 411: /// +xalan createXMLDecl ?
1.83 paf 412: */
413: document=gdome_di_createDocument (domimpl,
414: 0/*namespaceURI*/,
1.111 ! paf 415: r.transcode(qualifiedName).use(),
1.83 paf 416: 0/*doctype*/,
417: &exc);
418: if(!document || exc || xmlHaveGenericErrors())
1.111 ! paf 419: throw Exception(0, exc);
1.103 paf 420:
1.111 ! paf 421: set_encoding=true;
! 422: // must be last action in if, see after if}
! 423: }
! 424: // must be first action after if}
! 425: // replace any previous parsed source
! 426: {
! 427: vdoc.set_document(&r.charsets, document);
! 428: GdomeException exc;
! 429: gdome_doc_unref(document, &exc);
1.73 paf 430: }
1.95 paf 431:
432: // URI
1.111 ! paf 433: const char* URI_cstr;
! 434: const char* URI_cstr_ptr;
! 435: if(params.count()>1) { // absolute(param)
! 436: const String& URI=params.as_string(0, "URI must be string");
! 437: URI_cstr=URI_cstr_ptr=r.absolute(URI).cstr();
1.95 paf 438: } else // default = disk path to requested document
1.111 ! paf 439: URI_cstr=r.request_info.path_translated;
1.95 paf 440: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
441: if(URI_cstr)
1.111 ! paf 442: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.95 paf 443:
1.111 ! paf 444: if(set_encoding) {
! 445: const char* source_charset_name=source_charset.NAME().cstr();
! 446: doc->encoding=source_charset.transcode_buf2xchar(source_charset_name, strlen(source_charset_name));
! 447: }
1.9 parser 448: }
449:
1.111 ! paf 450: static void _load(Request& r, MethodParams& params) {
! 451: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.9 parser 452:
1.54 paf 453: // filespec
1.111 ! paf 454: const String& file_name=params.as_string(0, "uri must be string");
1.54 paf 455: const String& uri=r.absolute(file_name);
1.105 paf 456:
1.111 ! paf 457: File_read_result file=file_read(r.charsets, uri, false/*not text*/,
! 458: params.count()>1?params.as_no_junction(1, "additional params must be hash")
! 459: .get_hash()
1.105 paf 460: :0);
461:
1.73 paf 462: GdomeDocument *document=(GdomeDocument *)
1.111 ! paf 463: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(file.str, file.length));
1.73 paf 464: if(!document || xmlHaveGenericErrors()) {
465: GdomeException exc=0;
1.111 ! paf 466: throw Exception(&uri, exc);
! 467: }
! 468: // must be first action after if}
! 469: // replace any previous parsed source
! 470: {
! 471: vdoc.set_document(&r.charsets, document);
! 472: GdomeException exc;
! 473: gdome_doc_unref(document, &exc);
1.73 paf 474: }
1.111 ! paf 475:
! 476: const char* URI_cstr=uri.cstr();
1.107 paf 477: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
478: if(URI_cstr)
1.111 ! paf 479: doc->URL=r.charsets.source().transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.9 parser 480:
481: }
482:
1.111 ! paf 483: static void param_option_over_output_option(
! 484: HashStringValue& param_options, const char* option_name,
! 485: const String*& output_option) {
! 486: if(Value* value=param_options.get(StringBody(option_name)))
1.61 paf 487: output_option=&value->as_string();
1.46 paf 488: }
1.111 ! paf 489: static void param_option_over_output_option(
! 490: HashStringValue& param_options, const char* option_name,
! 491: bool& output_option) {
! 492: if(Value* value=param_options.get(StringBody(option_name))) {
1.46 paf 493: const String& s=value->as_string();
494: if(s=="yes")
495: output_option=true;
496: else if(s=="no")
497: output_option=false;
498: else
1.87 paf 499: throw Exception("parser.runtime",
1.46 paf 500: &s,
501: "%s must be either 'yes' or 'no'", option_name);
502: }
503: }
504:
1.100 paf 505: /// @test valid_options check
1.111 ! paf 506: static void prepare_output_options(Request& r,
! 507: MethodParams& params, size_t index,
! 508: VXdoc::Output_options& oo) {
1.46 paf 509: /*
510: <xsl:output
511: !method = "xml" | "html" | "text" | qname-but-not-ncname
512: !version = nmtoken
513: !encoding = string
514: !omit-xml-declaration = "yes" | "no"
515: !standalone = "yes" | "no"
516: !doctype-public = string
517: !doctype-system = string
518: cdata-section-elements = qnames
519: !indent = "yes" | "no"
520: !media-type = string />
1.61 paf 521: */
1.1 parser 522:
1.46 paf 523: // configuring with options from parameter...
1.111 ! paf 524: if(params.count()>index) {
! 525: Value& voptions=params.as_no_junction(index, "options must be string");
1.1 parser 526: if(voptions.is_defined()) {
1.111 ! paf 527: if(HashStringValue *options=voptions.get_hash()) {
1.1 parser 528: // $.method[xml|html|text]
1.111 ! paf 529: if(Value* vmethod=options->get(StringBody(XDOC_OUTPUT_METHOD_OPTION_NAME)))
1.61 paf 530: oo.method=&vmethod->as_string();
1.1 parser 531:
1.46 paf 532: // $.version[1.0]
1.111 ! paf 533: param_option_over_output_option(*options, "version", oo.version);
1.1 parser 534: // $.encoding[windows-1251|...]
1.111 ! paf 535: param_option_over_output_option(*options, "encoding", oo.encoding);
1.46 paf 536: // $.omit-xml-declaration[yes|no]
1.111 ! paf 537: param_option_over_output_option(*options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 538: // $.standalone[yes|no]
1.111 ! paf 539: param_option_over_output_option(*options, "standalone", oo.standalone);
1.46 paf 540: // $.doctype-public[?]
1.111 ! paf 541: param_option_over_output_option(*options, "doctype-public", oo.doctypePublic);
1.46 paf 542: // $.doctype-system[?]
1.111 ! paf 543: param_option_over_output_option(*options, "doctype-system", oo.doctypeSystem);
1.46 paf 544: // $.indent[yes|no]
1.111 ! paf 545: param_option_over_output_option(*options, "indent", oo.indent);
1.46 paf 546: // $.media-type[text/{html|xml|plain}]
1.111 ! paf 547: param_option_over_output_option(*options, "media-type", oo.mediaType);
1.19 parser 548: }
1.1 parser 549: }
550: }
551:
1.46 paf 552: // default encoding from pool
1.61 paf 553: if(!oo.encoding)
1.111 ! paf 554: oo.encoding=new String(r.charsets.source().NAME(), String::L_TAINTED);
1.46 paf 555: // default method=xml
556: if(!oo.method)
1.111 ! paf 557: oo.method=new String(XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
1.61 paf 558: // default mediaType = depending on method
559: if(!oo.mediaType) {
560: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
1.111 ! paf 561: oo.mediaType=new String("text/xml");
1.61 paf 562: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
1.111 ! paf 563: oo.mediaType=new String("text/html");
1.61 paf 564: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
1.111 ! paf 565: oo.mediaType=new String("text/plain");
1.61 paf 566: }
567: }
1.46 paf 568:
1.111 ! paf 569: struct Xdoc2buf_result {
! 570: char* str;
! 571: size_t length;
! 572: };
! 573: static Xdoc2buf_result xdoc2buf(Request& r, VXdoc& vdoc,
! 574: MethodParams& params, int index,
1.63 paf 575: VXdoc::Output_options& oo,
1.111 ! paf 576: const String* file_spec) {
! 577: Xdoc2buf_result result;
! 578: prepare_output_options(r, params, index,
1.61 paf 579: oo);
580:
1.111 ! paf 581: const char* encoding_cstr=oo.encoding->cstr();
1.63 paf 582: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
583: if(!encoder)
1.87 paf 584: throw Exception("parser.runtime",
1.111 ! paf 585: 0,
1.63 paf 586: "encoding '%s' not supported", encoding_cstr);
1.61 paf 587: // UTF-8 encoder contains empty input/output converters,
588: // which is wrong for xmlOutputBufferCreateIO
589: // while zero encoder goes perfectly
590: if(encoder && strcmp(encoder->name, "UTF-8")==0)
591: encoder=0;
592:
1.62 paf 593: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 594:
1.65 paf 595: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
596: if(!stylesheet.get())
1.87 paf 597: throw Exception(0,
1.111 ! paf 598: 0,
1.61 paf 599: "xsltNewStylesheet failed");
600:
1.62 paf 601: #define OOS2STYLE(name) \
1.111 ! paf 602: stylesheet->name=oo.name?BAD_CAST xmlMemStrdup(r.transcode(*oo.name)->str):0
1.62 paf 603: #define OOE2STYLE(name) \
604: stylesheet->name=oo.name
1.61 paf 605:
1.62 paf 606: OOS2STYLE(method);
607: OOS2STYLE(encoding);
608: OOS2STYLE(mediaType);
609: OOS2STYLE(doctypeSystem);
610: OOS2STYLE(doctypePublic);
611: OOE2STYLE(indent);
612: OOS2STYLE(version);
613: OOE2STYLE(standalone);
614: OOE2STYLE(omitXmlDeclaration);
1.61 paf 615:
1.111 ! paf 616: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document());
1.81 paf 617: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 618: GdomeException exc=0;
1.111 ! paf 619: throw Exception(0, exc);
1.75 paf 620: }
1.61 paf 621:
1.54 paf 622: // write out result
1.111 ! paf 623: char *gnome_str; size_t gnome_length;
1.63 paf 624: if(outputBuffer->conv) {
1.111 ! paf 625: gnome_length=outputBuffer->conv->use;
! 626: gnome_str=(char *)outputBuffer->conv->content;
1.63 paf 627: } else {
1.111 ! paf 628: gnome_length=outputBuffer->buffer->use;
! 629: gnome_str=(char *)outputBuffer->buffer->content;
1.63 paf 630: }
1.111 ! paf 631:
1.63 paf 632: if(file_spec)
1.111 ! paf 633: file_write(*file_spec,
! 634: gnome_str, gnome_length,
! 635: true/*as_text*/);
! 636: else if(result.length=gnome_length) {
! 637: result.str=pa_strdup(gnome_str, gnome_length);
1.74 paf 638: } else
1.111 ! paf 639: result.str=0;
! 640:
! 641: return result;
1.1 parser 642: }
643:
1.111 ! paf 644: static void _file(Request& r, MethodParams& params) {
! 645: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 646: VXdoc::Output_options oo(vdoc.output_options);
1.111 ! paf 647: Xdoc2buf_result buf=xdoc2buf(r, vdoc, params, 0,
1.63 paf 648: oo,
1.111 ! paf 649: 0/*not to file, to memory*/);
1.63 paf 650: // write out result
1.111 ! paf 651: r.write_no_lang(String(buf.str, buf.length));
1.1 parser 652:
1.58 paf 653: // write out result
1.111 ! paf 654: VFile& vfile=*new VFile;
! 655: VHash& vhcontent_type=*new VHash;
! 656: vhcontent_type.hash().put(
! 657: value_name,
! 658: new VString(*oo.mediaType));
! 659: vhcontent_type.hash().put(
! 660: StringBody("charset"),
! 661: new VString(*oo.encoding));
! 662:
! 663: vfile.set(false/*tainted*/, buf.str?buf.str:""/*to distinguish from stat-ed file*/, buf.length,
! 664: 0/*file_name*/, &vhcontent_type);
1.58 paf 665: r.write_no_lang(vfile);
1.63 paf 666: }
667:
1.111 ! paf 668: static void _save(Request& r, MethodParams& params) {
! 669: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 670:
1.111 ! paf 671: const String& file_spec=r.absolute(params.as_string(0, "file name must be string"));
1.63 paf 672:
673: VXdoc::Output_options oo(vdoc.output_options);
1.111 ! paf 674: xdoc2buf(r, vdoc, params, 1,
1.63 paf 675: oo,
1.111 ! paf 676: &file_spec);
1.63 paf 677: }
678:
1.111 ! paf 679: static void _string(Request& r, MethodParams& params) {
! 680: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 681: VXdoc::Output_options oo(vdoc.output_options);
1.111 ! paf 682: Xdoc2buf_result buf=xdoc2buf(r, vdoc, params, 0,
1.63 paf 683: oo,
1.111 ! paf 684: 0/*not to file, to memory*/);
1.63 paf 685: // write out result
1.111 ! paf 686: r.write_no_lang(String(buf.str, buf.length));
1.1 parser 687: }
1.58 paf 688:
1.111 ! paf 689: #ifndef DOXYGEN
! 690: struct Add_xslt_param_info {
! 691: Request* r;
! 692: Array<GdomeDOMString_auto_ptr>* strings;
! 693: const char** current_transform_param;
! 694: };
! 695: #endif
! 696: static void add_xslt_param(
! 697: HashStringValue::key_type attribute,
! 698: HashStringValue::value_type meaning,
! 699: Add_xslt_param_info* info) {
! 700: GdomeDOMString_auto_ptr s;
! 701: *info->current_transform_param++=(s=info->r->transcode(attribute))->str; *info->strings+=s;
! 702: *info->current_transform_param++=(s=info->r->transcode(meaning->as_string()))->str; *info->strings+=s;
! 703: }
! 704: static VXdoc& _transform(Request& r, const String* stylesheet_source,
! 705: VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char** transform_params) {
! 706: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document());
1.65 paf 707: xsltTransformContext_auto_ptr transformContext(
708: xsltNewTransformContext(stylesheet, document));
1.90 paf 709: // make params literal
1.111 ! paf 710: if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
1.90 paf 711: transformContext->globalVars = xmlHashCreate(20);
712: xsltQuoteUserParams(transformContext.get(), transform_params);
713: // do transform
1.59 paf 714: xmlDoc *transformed=xsltApplyStylesheetUser(
715: stylesheet,
716: document,
1.90 paf 717: 0/*already quoted-inserted transform_params*/,
1.111 ! paf 718: 0/*const char* output*/,
1.59 paf 719: 0/*FILE *profile*/,
1.65 paf 720: transformContext.get());
1.66 paf 721: if(!transformed || xmlHaveGenericErrors()) {
722: GdomeException exc=0;
1.111 ! paf 723: throw Exception(stylesheet_source, exc);
1.66 paf 724: }
1.42 paf 725:
1.61 paf 726: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
727: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 728: // constructing result
729: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
730: if(!gdomeDocument)
1.87 paf 731: throw Exception(0,
1.111 ! paf 732: 0,
1.59 paf 733: "gdome_xml_doc_mkref failed");
1.111 ! paf 734: VXdoc& result=*new VXdoc(&r.charsets, gdomeDocument);
1.61 paf 735: /* grabbing options
736:
737: <xsl:output
738: !method = "xml" | "html" | "text"
739: X| qname-but-not-ncname
740: !version = nmtoken
741: !encoding = string
742: !omit-xml-declaration = "yes" | "no"
743: !standalone = "yes" | "no"
744: !doctype-public = string
745: !doctype-system = string
746: Xcdata-section-elements = qnames
747: !indent = "yes" | "no"
748: !media-type = string />
1.59 paf 749: */
750: VXdoc::Output_options& oo=result.output_options;
751:
1.111 ! paf 752: oo.method=stylesheet->method?&r.transcode(stylesheet->method):0;
! 753: oo.encoding=stylesheet->encoding?&r.transcode(stylesheet->encoding):0;
! 754: oo.mediaType=stylesheet->mediaType?&r.transcode(stylesheet->mediaType):0;
! 755: oo.doctypeSystem=stylesheet->doctypeSystem?&r.transcode(stylesheet->doctypeSystem):0;
! 756: oo.doctypePublic=stylesheet->doctypePublic?&r.transcode(stylesheet->doctypePublic):0;
1.59 paf 757: oo.indent=stylesheet->indent!=0;
1.111 ! paf 758: oo.version=stylesheet->version?&r.transcode(stylesheet->version):0;
1.59 paf 759: oo.standalone=stylesheet->standalone!=0;
760: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
761:
1.93 paf 762: // return
763: return result;
764: }
1.111 ! paf 765: static void _transform(Request& r, MethodParams& params) {
! 766: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.93 paf 767:
768: // params
1.111 ! paf 769: Array<GdomeDOMString_auto_ptr> transform_strings;
! 770: const char** transform_params=0;
! 771: if(params.count()>1) {
! 772: Value& vparams=params.as_no_junction(1, "transform parameters must be hash");
1.106 paf 773: if(!vparams.is_string())
1.111 ! paf 774: if(HashStringValue* hash=vparams.get_hash()) {
! 775: transform_params=new(UseGC) const char*[hash->count()*2+1];
! 776: Add_xslt_param_info info={
! 777: &r,
! 778: &transform_strings,
! 779: transform_params
! 780: };
! 781: hash->for_each(add_xslt_param, &info);
! 782: transform_params[hash->count()*2]=0;
1.93 paf 783: } else
784: throw Exception("parser.runtime",
1.111 ! paf 785: 0,
1.93 paf 786: "transform parameters parameter must be hash");
787: }
788:
1.111 ! paf 789: VXdoc* result;
! 790: if(Value *vxdoc=params[0].as(VXDOC_TYPE, false)) { // stylesheet (xdoc)
1.93 paf 791: xmlDoc *document=gdome_xml_doc_get_xmlDoc(
1.111 ! paf 792: static_cast<VXdoc *>(vxdoc)->get_document());
1.93 paf 793: // compile xdoc stylesheet
1.94 paf 794: xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document));
795: // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor
796: // we don't need that
797: stylesheet_ptr->doc=0;
1.93 paf 798: if(xmlHaveGenericErrors()) {
799: GdomeException exc=0;
1.111 ! paf 800: throw Exception(0, exc);
1.93 paf 801: }
802: if(!stylesheet_ptr.get())
803: throw Exception("xml",
1.111 ! paf 804: 0,
1.93 paf 805: "stylesheet failed to compile");
806:
807: // transform!
1.111 ! paf 808: result=&_transform(r, 0,
1.93 paf 809: vdoc, stylesheet_ptr.get(),
810: transform_params);
811: } else { // stylesheet (file name)
812: // extablish stylesheet connection
813: const String& stylesheet_filespec=
1.111 ! paf 814: r.absolute(params.as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)"));
! 815: Stylesheet_connection_ptr connection=stylesheet_manager.get_connection(stylesheet_filespec);
1.93 paf 816:
817: // load and compile file to stylesheet [or get cached if any]
818: // transform!
1.111 ! paf 819: result=&_transform(r, &stylesheet_filespec,
1.93 paf 820: vdoc, connection->stylesheet(false/*nocache*/),
821: transform_params);
822: }
823:
1.59 paf 824: // write out result
1.93 paf 825: r.write_no_lang(*result);
1.1 parser 826: }
827:
1.16 parser 828: // constructor
1.2 parser 829:
1.92 paf 830: /// @test how to create empty type html?
1.111 ! paf 831: MXdoc::MXdoc(): MXnode(XDOC_CLASS_NAME, xnode_class) {
1.16 parser 832: /// DOM1
1.2 parser 833:
1.16 parser 834: // Element createElement(in DOMString tagName) raises(DOMException);
835: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
836: // DocumentFragment createDocumentFragment();
837: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
838: // Text createTextNode(in DOMString data);
839: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
840: // Comment createComment(in DOMString data);
841: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
842: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
843: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
844: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
845: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
846: // Attr createAttribute(in DOMString name) raises(DOMException);
847: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
848: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
849: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.99 paf 850: // NodeList getElementsByTagName(in DOMString name);
851: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.2 parser 852:
1.79 paf 853: /// DOM2
1.2 parser 854:
1.16 parser 855: // ^xdoc.getElementById[elementId]
856: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 857:
858: // Node (in Node importedNode, in boolean deep) raises(DOMException)
859: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.99 paf 860:
861: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
862: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.1 parser 863:
1.16 parser 864: /// parser
865:
1.54 paf 866: // ^xdoc::create{qualifiedName}
1.95 paf 867: // ^xdoc::create[<some>xml</some>]
868: // ^xdoc::create[URI][<some>xml</some>]
869: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
1.83 paf 870: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
871: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 872:
873: // ^xdoc::load[some.xml]
1.105 paf 874: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2);
1.54 paf 875:
1.2 parser 876: // ^xdoc.save[some.xml]
877: // ^xdoc.save[some.xml;options hash]
1.1 parser 878: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
879:
1.2 parser 880: // ^xdoc.string[] <doc/>
881: // ^xdoc.string[options hash] <doc/>
1.1 parser 882: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
883:
1.2 parser 884: // ^xdoc.file[] file with "<doc/>"
885: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 886: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 887:
1.98 paf 888: // ^xdoc.transform[stylesheet file_name/xdoc]
889: // ^xdoc.transform[stylesheet file_name/xdoc;params hash]
1.59 paf 890: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 891:
1.1 parser 892: }
1.5 parser 893:
894: void MXdoc::configure_admin(Request& r) {
895: }
896:
1.111 ! paf 897: # else
! 898:
! 899: #include "classes.h"
! 900:
1.1 parser 901: // global variable
902:
1.111 ! paf 903: DECLARE_CLASS_VAR(xdoc, 0, 0); // fictive
1.1 parser 904:
905: #endif
906:
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