Annotation of parser3/src/classes/xdoc.C, revision 1.64
1.1 parser 1: /** @file
1.2 parser 2: Parser: @b xdoc parser class.
1.1 parser 3:
4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.43 paf 5: Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru)
1.1 parser 6:
1.64 ! paf 7: $Id: xdoc.C,v 1.63 2002/01/15 16:02:42 paf Exp $
1.1 parser 8: */
1.30 parser 9: #include "pa_types.h"
1.1 parser 10: #ifdef XML
11:
1.59 paf 12: #include "pa_stylesheet_connection.h"
13: #include "classes.h"
1.1 parser 14: #include "pa_request.h"
15: #include "pa_vxdoc.h"
1.53 paf 16: #include "pa_charset.h"
1.1 parser 17: #include "pa_vfile.h"
18: #include "xnode.h"
19:
1.59 paf 20: extern "C" {
21: #include "gdomecore/gdome-xml-node.h"
22: #include "gdomecore/gdome-xml-document.h"
23: };
24: #include "libxslt/transform.h"
1.61 paf 25: #include "libxslt/xsltutils.h"
1.59 paf 26:
1.1 parser 27: // defines
28:
29: #define XDOC_CLASS_NAME "xdoc"
30:
31: #define XDOC_OUTPUT_METHOD_OPTION_NAME "method"
32: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "xml"
33: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html"
34: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text"
35:
36: // class
37:
38: class MXdoc : public MXnode {
39: public: // VStateless_class
1.54 paf 40: Value *create_new_value(Pool& pool) { return new(pool) VXdoc(pool, 0); }
1.1 parser 41:
42: public:
43: MXdoc(Pool& pool);
44:
45: public: // Methoded
46: bool used_directly() { return true; }
1.5 parser 47: void configure_admin(Request& r);
1.1 parser 48: };
49:
1.61 paf 50: // helper classes
51:
52: class xmlOutputBuffer_auto_ptr {
53: public:
54: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_P = 0)
55: : _Owns(_P != 0), _Ptr(_P) {}
56: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
57: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
58: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
59: {if (this != &_Y)
60: {if (_Ptr != _Y.get())
61: {if (_Owns && _Ptr)
62: xmlOutputBufferClose(_Ptr);
63: _Owns = _Y._Owns; }
64: else if (_Y._Owns)
65: _Owns = true;
66: _Ptr = _Y.release(); }
67: return (*this); }
68: ~xmlOutputBuffer_auto_ptr()
69: {if (_Owns && _Ptr)
70: xmlOutputBufferClose(_Ptr); }
71: xmlOutputBuffer& operator*() const
72: {return (*get()); }
73: xmlOutputBuffer *operator->() const
74: {return (get()); }
75: xmlOutputBuffer *get() const
76: {return (_Ptr); }
77: xmlOutputBuffer *release() const
78: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
79: return (_Ptr); }
80: private:
81: bool _Owns;
82: xmlOutputBuffer *_Ptr;
83: };
84:
85:
86:
1.1 parser 87: // methods
88:
1.54 paf 89: static void writeNode(Request& r, const String& method_name, GdomeNode *node,
90: GdomeException exc) {
91: if(!node || exc)
92: throw Exception(0, 0,
93: &method_name,
94: exc);
95:
96: Pool& pool=r.pool();
97:
98: // write out result
99: VXnode& result=*new(pool) VXnode(pool, node);
100: r.write_no_lang(result);
101: }
102:
1.16 parser 103: // Element createElement(in DOMString tagName) raises(DOMException);
104: static void _createElement(Request& r, const String& method_name, MethodParams *params) {
105: Pool& pool=r.pool();
106: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
107:
1.39 paf 108: const String& tagName=params->as_string(0, "tagName must be string");
1.16 parser 109:
1.54 paf 110: GdomeException exc;
111: GdomeNode *node=
112: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(&method_name),
1.57 paf 113: pool.transcode(tagName).get(),
1.54 paf 114: &exc);
115: writeNode(r, method_name, node, exc);
1.16 parser 116: }
117:
118: // DocumentFragment createDocumentFragment()
1.26 parser 119: static void _createDocumentFragment(Request& r, const String& method_name, MethodParams *) {
1.16 parser 120: Pool& pool=r.pool();
121: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
122:
1.54 paf 123: GdomeException exc;
124: GdomeNode *node=
125: (GdomeNode *)gdome_doc_createDocumentFragment(
126: vdoc.get_document(&method_name),
127: &exc);
128: writeNode(r, method_name, node, exc);
1.16 parser 129: }
130:
131: // Text createTextNode(in DOMString data);
132: static void _createTextNode(Request& r, const String& method_name, MethodParams *params) {
133: Pool& pool=r.pool();
134: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
135:
1.40 paf 136: const String& data=params->as_string(0, "data must be string");
1.16 parser 137:
1.54 paf 138: GdomeException exc;
139: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
140: vdoc.get_document(&method_name),
1.57 paf 141: pool.transcode(data).get(),
1.54 paf 142: &exc);
143: writeNode(r, method_name, node, exc);
1.16 parser 144: }
145:
146: // Comment createComment(in DOMString data)
147: static void _createComment(Request& r, const String& method_name, MethodParams *params) {
148: Pool& pool=r.pool();
149: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
150:
1.26 parser 151: const String& data=params->as_string(0, "data must be string");
1.16 parser 152:
1.54 paf 153: GdomeException exc;
154: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
155: vdoc.get_document(&method_name),
1.57 paf 156: pool.transcode(data).get(),
1.54 paf 157: &exc);
158: writeNode(r, method_name, node, exc);
1.16 parser 159: }
160:
161: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
162: static void _createCDATASection(Request& r, const String& method_name, MethodParams *params) {
163: Pool& pool=r.pool();
164: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
165:
1.26 parser 166: const String& data=params->as_string(0, "data must be string");
1.16 parser 167:
1.54 paf 168: GdomeException exc;
169: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
170: vdoc.get_document(&method_name),
1.57 paf 171: pool.transcode(data).get(),
1.54 paf 172: &exc);
173: writeNode(r, method_name, node, exc);
1.16 parser 174: }
175:
176: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
177: static void _createProcessingInstruction(Request& r, const String& method_name, MethodParams *params) {
178: Pool& pool=r.pool();
179: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
180:
1.26 parser 181: const String& target=params->as_string(0, "data must be string");
182: const String& data=params->as_string(1, "data must be string");
1.16 parser 183:
1.54 paf 184: GdomeException exc;
185: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
186: vdoc.get_document(&method_name),
1.57 paf 187: pool.transcode(target).get(),
188: pool.transcode(data).get(),
1.54 paf 189: &exc);
190: writeNode(r, method_name, node, exc);
1.16 parser 191: }
192:
193: // Attr createAttribute(in DOMString name) raises(DOMException);
194: static void _createAttribute(Request& r, const String& method_name, MethodParams *params) {
195: Pool& pool=r.pool();
196: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
197:
1.26 parser 198: const String& name=params->as_string(0, "name must be string");
1.16 parser 199:
1.54 paf 200: GdomeException exc;
201: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
202: vdoc.get_document(&method_name),
1.57 paf 203: pool.transcode(name).get(),
1.54 paf 204: &exc);
205: writeNode(r, method_name, node, exc);
1.16 parser 206: }
207: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
208: static void _createEntityReference(Request& r, const String& method_name, MethodParams *params) {
209: Pool& pool=r.pool();
210: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
211:
1.26 parser 212: const String& name=params->as_string(0, "name must be string");
1.16 parser 213:
1.54 paf 214: GdomeException exc;
215: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
216: vdoc.get_document(&method_name),
1.57 paf 217: pool.transcode(name).get(),
1.54 paf 218: &exc);
219: writeNode(r, method_name, node, exc);
1.16 parser 220: }
221:
222: static void _getElementsByTagName(Request& r, const String& method_name, MethodParams *params) {
223: Pool& pool=r.pool();
224: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
225:
1.54 paf 226: const String& name=params->as_string(0, "name must be string");
1.16 parser 227:
1.54 paf 228: GdomeException exc;
1.16 parser 229: VHash& result=*new(pool) VHash(pool);
1.54 paf 230: if(GdomeNodeList *nodes=
231: gdome_doc_getElementsByTagName(
232: vdoc.get_document(&method_name),
1.57 paf 233: pool.transcode(name).get(),
1.54 paf 234: &exc)) {
235: gulong length=gdome_nl_length(nodes, &exc);
236: for(gulong i=0; i<length; i++) {
1.16 parser 237: String& skey=*new(pool) String(pool);
238: {
239: char *buf=(char *)pool.malloc(MAX_NUMBER);
240: snprintf(buf, MAX_NUMBER, "%d", i);
241: skey << buf;
242: }
243:
1.54 paf 244: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 245: }
246: }
247:
248: // write out result
249: r.write_no_lang(result);
250: }
251:
252: static void _getElementsByTagNameNS(Request& r, const String& method_name, MethodParams *params) {
253: Pool& pool=r.pool();
254: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
255:
256: // namespaceURI;localName
1.54 paf 257: const String& namespaceURI=params->as_string(0, "namespaceURI must be string");
258: const String& localName=params->as_string(0, "localName must be string");
1.16 parser 259:
1.54 paf 260: GdomeException exc;
1.16 parser 261: VHash& result=*new(pool) VHash(pool);
1.54 paf 262: if(GdomeNodeList *nodes=
263: gdome_doc_getElementsByTagNameNS(
264: vdoc.get_document(&method_name),
1.57 paf 265: pool.transcode(namespaceURI).get(),
266: pool.transcode(localName).get(),
1.54 paf 267: &exc)) {
268: gulong length=gdome_nl_length(nodes, &exc);
269: for(gulong i=0; i<length; i++) {
1.16 parser 270: String& skey=*new(pool) String(pool);
271: {
272: char *buf=(char *)pool.malloc(MAX_NUMBER);
273: snprintf(buf, MAX_NUMBER, "%d", i);
274: skey << buf;
275: }
276:
1.54 paf 277: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 278: }
279: }
280:
1.54 paf 281:
1.16 parser 282: // write out result
283: r.write_no_lang(result);
284: }
285:
1.54 paf 286: static void _getElementById(Request& r, const String& method_name, MethodParams *params) {
287: Pool& pool=r.pool();
288: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.16 parser 289:
1.54 paf 290: // elementId
291: const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 292:
1.54 paf 293: GdomeException exc;
294: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
295: vdoc.get_document(&method_name),
1.57 paf 296: pool.transcode(elementId).get(),
1.54 paf 297: &exc)) {
298: // write out result
299: VXnode& result=*new(pool) VXnode(pool, node);
300: r.write_no_lang(result);
301: } else if(exc)
302: throw Exception(0, 0,
303: &method_name,
304: exc);
305: }
306: /*
307: GdomeNode *gdome_doc_importNode (GdomeDocument *self, GdomeNode *importedNode, GdomeBoolean deep, GdomeException *exc);
308: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
309: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
310: */
1.1 parser 311:
312:
1.54 paf 313: static void _create(Request& r, const String& method_name, MethodParams *params) {
314: //_asm int 3;
315: Pool& pool=r.pool();
316: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.1 parser 317:
1.54 paf 318: const String& qualifiedName=params->as_string(0, "qualifiedName must be string");
1.1 parser 319:
1.54 paf 320: GdomeException exc;
321: /*
322: GdomeDocumentType *documentType=gdome_di_createDocumentType (
323: docimpl,
324: pool.transcode(qualifiedName),
325: 0/*publicId* /,
326: 0/*systemId* /,
327: &exc);
328: if(!documentType || exc)
329: throw Exception(0, 0,
330: &method_name,
331: exc);
332: */
333: GdomeDocument *document=gdome_di_createDocument (domimpl,
334: 0/*namespaceURI*/,
1.57 paf 335: pool.transcode(qualifiedName).get(),
1.54 paf 336: 0/*doctype*/,
337: &exc);
338: if(!document || exc)
339: throw Exception(0, 0,
340: &method_name,
341: exc);
1.1 parser 342:
1.57 paf 343: /// +xalan createXMLDecl ?
1.9 parser 344:
1.54 paf 345: // replace any previous parsed source
346: vdoc.set_document(document);
347: }
1.9 parser 348:
1.56 paf 349: /// @test xmlSAXParseMemory(NULL<<error handler subst, buffer, size, 0)
1.54 paf 350: static void _set(Request& r, const String& method_name, MethodParams *params) {
351: // _asm int 3;
352: Pool& pool=r.pool();
353: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 354:
1.54 paf 355: Value& vxml=params->as_junction(0, "xml must be code");
356: Temp_lang temp_lang(r, String::UL_XML);
357: const String& xml=r.process(vxml).as_string();
1.9 parser 358:
1.54 paf 359: GdomeException exc;
360: GdomeDocument *document=gdome_di_createDocFromMemory(domimpl,
361: xml.cstr(String::UL_UNSPECIFIED, r.connection),
1.55 paf 362: GDOME_LOAD_PARSING
1.61 paf 363: /* GDOME_LOAD_VALIDATING pending until kill warning of no-dtd*/
1.54 paf 364: /*|GDOME_LOAD_SUBSTITUTE_ENTITIES */,
365: &exc);
366: if(!document || exc)
367: throw Exception(0, 0,
368: &method_name,
369: exc);
1.9 parser 370:
1.54 paf 371: // replace any previous parsed source
372: vdoc.set_document(document);
1.9 parser 373: }
374:
1.54 paf 375: static void _load(Request& r, const String& method_name, MethodParams *params) {
376: Pool& pool=r.pool();
377: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 378:
1.54 paf 379: // filespec
380: const String& file_name=params->as_string(0, "uri must be string");
381: const String& uri=r.absolute(file_name);
382:
383: GdomeException exc;
384: GdomeDocument *document=gdome_di_createDocFromURI(domimpl,
385: uri.cstr(),
1.55 paf 386: GDOME_LOAD_PARSING
1.61 paf 387: /* GDOME_LOAD_VALIDATING pending until kill warning of no-dtd*/
1.54 paf 388: /*|GDOME_LOAD_SUBSTITUTE_ENTITIES */,
389: &exc);
390: if(!document || exc)
391: throw Exception(0, 0,
392: &method_name,
393: exc);
1.9 parser 394:
1.54 paf 395: // replace any previous parsed source
396: vdoc.set_document(document);
1.9 parser 397: }
398:
1.46 paf 399: static void param_option_over_output_option(Pool& pool,
400: Hash *param_options, const char *option_name,
1.61 paf 401: const String *& output_option) {
402: if(Value *value=static_cast<Value *>(param_options->get(*new(pool) String(pool,
403: option_name))))
404: output_option=&value->as_string();
1.46 paf 405: }
406: static void param_option_over_output_option(Pool& pool,
407: Hash *param_options, const char *option_name,
408: bool& output_option) {
409: if(Value *value=static_cast<Value *>(param_options->get(*new(pool)
410: String(pool, option_name)))) {
411: const String& s=value->as_string();
412: if(s=="yes")
413: output_option=true;
414: else if(s=="no")
415: output_option=false;
416: else
417: throw Exception(0, 0,
418: &s,
419: "%s must be either 'yes' or 'no'", option_name);
420: }
421: }
422:
1.61 paf 423: static void prepare_output_options(
424: Pool& pool, const String& method_name, MethodParams *params, int index,
425: VXdoc::Output_options& oo) {
1.46 paf 426: /*
427: <xsl:output
428: !method = "xml" | "html" | "text" | qname-but-not-ncname
429: !version = nmtoken
430: !encoding = string
431: !omit-xml-declaration = "yes" | "no"
432: !standalone = "yes" | "no"
433: !doctype-public = string
434: !doctype-system = string
435: cdata-section-elements = qnames
436: !indent = "yes" | "no"
437: !media-type = string />
1.61 paf 438: */
1.1 parser 439:
1.46 paf 440: // configuring with options from parameter...
1.1 parser 441: if(params->size()>index) {
1.20 parser 442: Value& voptions=params->as_no_junction(index, "options must be string");
1.1 parser 443: if(voptions.is_defined()) {
1.34 parser 444: if(Hash *options=voptions.get_hash(&method_name)) {
1.1 parser 445: // $.method[xml|html|text]
446: if(Value *vmethod=static_cast<Value *>(options->get(*new(pool)
447: String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME))))
1.61 paf 448: oo.method=&vmethod->as_string();
1.1 parser 449:
1.46 paf 450: // $.version[1.0]
451: param_option_over_output_option(pool, options, "version", oo.version);
1.1 parser 452: // $.encoding[windows-1251|...]
1.46 paf 453: param_option_over_output_option(pool, options, "encoding", oo.encoding);
454: // $.omit-xml-declaration[yes|no]
1.61 paf 455: param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 456: // $.standalone[yes|no]
457: param_option_over_output_option(pool, options, "standalone", oo.standalone);
458: // $.doctype-public[?]
459: param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic);
460: // $.doctype-system[?]
461: param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem);
462: // $.indent[yes|no]
1.61 paf 463: param_option_over_output_option(pool, options, "indent", oo.indent);
1.46 paf 464: // $.media-type[text/{html|xml|plain}]
465: param_option_over_output_option(pool, options, "media-type", oo.mediaType);
1.19 parser 466: }
1.1 parser 467: }
468: }
469:
1.46 paf 470: // default encoding from pool
1.61 paf 471: if(!oo.encoding)
472: oo.encoding=&pool.get_source_charset().name();
1.46 paf 473: // default method=xml
474: if(!oo.method)
1.61 paf 475: oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
476: // default mediaType = depending on method
477: if(!oo.mediaType) {
478: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
479: oo.mediaType=new(pool) String(pool, "text/xml");
480: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
481: oo.mediaType=new(pool) String(pool, "text/html");
482: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
483: oo.mediaType=new(pool) String(pool, "text/plain");
484: }
485: }
1.46 paf 486:
1.63 paf 487: static void xdoc2buf(Pool& pool, VXdoc& vdoc,
488: const String& method_name, MethodParams *params, int index,
489: VXdoc::Output_options& oo,
490: const String *file_spec,
491: char **parser_buf, size_t *parser_size) {
492: prepare_output_options(pool, method_name, params, index,
1.61 paf 493: oo);
494:
1.63 paf 495: const char *encoding_cstr=oo.encoding->cstr();
496: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
497: if(!encoder)
498: throw Exception(0, 0,
499: &method_name,
500: "encoding '%s' not supported", encoding_cstr);
1.61 paf 501: // UTF-8 encoder contains empty input/output converters,
502: // which is wrong for xmlOutputBufferCreateIO
503: // while zero encoder goes perfectly
504: if(encoder && strcmp(encoder->name, "UTF-8")==0)
505: encoder=0;
506:
1.62 paf 507: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 508:
509: xsltStylesheet *stylesheet=xsltNewStylesheet();
510: if(!stylesheet)
511: throw Exception(0, 0,
512: &method_name,
513: "xsltNewStylesheet failed");
514:
1.62 paf 515: #define OOS2STYLE(name) \
1.61 paf 516: stylesheet->name=oo.name?BAD_CAST g_strdup(pool.transcode(*oo.name)->str):0
1.62 paf 517: #define OOE2STYLE(name) \
518: stylesheet->name=oo.name
1.61 paf 519:
1.62 paf 520: OOS2STYLE(method);
521: OOS2STYLE(encoding);
522: OOS2STYLE(mediaType);
523: OOS2STYLE(doctypeSystem);
524: OOS2STYLE(doctypePublic);
525: OOE2STYLE(indent);
526: OOS2STYLE(version);
527: OOE2STYLE(standalone);
528: OOE2STYLE(omitXmlDeclaration);
1.61 paf 529:
530: xmlDoc *document=((Gdome_xml_Document*)vdoc.get_document(&method_name))->n;
531: xsltSaveResultTo(outputBuffer.get(), document, stylesheet);
532: xsltFreeStylesheet(stylesheet);
533:
1.54 paf 534: // write out result
1.63 paf 535: char *gnome_buf; size_t gnome_size;
536: if(outputBuffer->conv) {
537: gnome_size=outputBuffer->conv->use;
1.62 paf 538: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 539: } else {
540: gnome_size=outputBuffer->buffer->use;
1.62 paf 541: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 542: }
543: if(file_spec)
544: file_write(pool,
545: *file_spec,
546: gnome_buf, gnome_size,
547: true/*as_text*/);
548: else {
549: *parser_size=gnome_size;
550: *parser_buf=(char *)pool.malloc(gnome_size);
551: memcpy(*parser_buf, gnome_buf, gnome_size);
552: }
1.1 parser 553: }
554:
555: static void _file(Request& r, const String& method_name, MethodParams *params) {
556: Pool& pool=r.pool();
1.46 paf 557: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.63 paf 558: VXdoc::Output_options oo(vdoc.output_options);
559: char *buf; size_t buf_size;
560: xdoc2buf(pool, vdoc, method_name, params, 0,
561: oo,
1.64 ! paf 562: 0/*not to file, to memory*/,
1.63 paf 563: &buf, &buf_size);
564: // write out result
565: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 566:
1.58 paf 567: // write out result
568: VFile& vfile=*new(pool) VFile(pool);
1.63 paf 569: Value *vcontent_type;
1.58 paf 570: VHash *vhcontent_type=new(pool) VHash(pool);
1.63 paf 571: vhcontent_type->hash(&method_name).put(
572: *value_name,
573: new(pool) VString(*oo.mediaType));
574: vhcontent_type->hash(&method_name).put(
575: *new(pool) String(pool, "charset"),
576: new(pool) VString(*oo.encoding));
1.58 paf 577: vcontent_type=vhcontent_type;
578:
579: vfile.set(false/*tainted*/, buf, buf_size, 0/*file_name*/, vcontent_type);
580: r.write_no_lang(vfile);
1.63 paf 581: }
582:
583: static void _save(Request& r, const String& method_name, MethodParams *params) {
584: Pool& pool=r.pool();
585: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
586:
587: const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
588:
589: VXdoc::Output_options oo(vdoc.output_options);
590: xdoc2buf(pool, vdoc, method_name, params, 1,
591: oo,
592: &file_spec,
593: 0, 0);
594: }
595:
596: static void _string(Request& r, const String& method_name, MethodParams *params) {
597: Pool& pool=r.pool();
598: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
599: VXdoc::Output_options oo(vdoc.output_options);
600: char *buf; size_t buf_size;
601: xdoc2buf(pool, vdoc, method_name, params, 0,
602: oo,
1.64 ! paf 603: 0/*not to file, to memory*/,
1.63 paf 604: &buf, &buf_size);
605: // write out result
606: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 607: }
1.58 paf 608:
1.1 parser 609: static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning,
610: void *info) {
1.59 paf 611: Value *meaning=static_cast<Value *>(ameaning);
612: Pool& pool=meaning->pool();
613: const char **transform_params=(const char **)info;
614: *transform_params++=pool.transcode(aattribute)->str;
615: *transform_params++=pool.transcode(meaning->as_string())->str;
1.1 parser 616: }
1.24 parser 617: static void _transform(Request& r, const String& method_name, MethodParams *params) {
1.59 paf 618: //_asm int 3;
1.24 parser 619: Pool& pool=r.pool();
620: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
621:
622: // params
1.59 paf 623: const char **transform_params=0;
1.24 parser 624: if(params->size()>1) {
1.59 paf 625: Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
1.24 parser 626: if(vparams.is_defined())
1.59 paf 627: if(Hash *params=vparams.get_hash(&method_name)) {
628: transform_params=
629: (const char **)pool.malloc(sizeof(const char *)*params->size()*2+1);
630: params->for_each(add_xslt_param, transform_params);
631: transform_params[params->size()*2]=0;
632: } else
1.29 parser 633: throw Exception(0, 0,
1.24 parser 634: &method_name,
635: "transform parameters parameter must be hash");
636: }
637:
638: // stylesheet
1.59 paf 639: const String& stylesheet_filespec=r.absolute(params->as_string(0, "file name must be string"));
1.32 parser 640: Stylesheet_connection& connection=stylesheet_manager->get_connection(stylesheet_filespec);
1.24 parser 641:
642: // transform
1.59 paf 643: xsltStylesheet *stylesheet=connection.stylesheet(false/*nocache*/);
644: xmlDoc *document=((Gdome_xml_Document*)vdoc.get_document(&method_name))->n;
645: xsltTransformContext *transformContext=xsltNewTransformContext(stylesheet, document);
646: xmlDoc *transformed=xsltApplyStylesheetUser(
647: stylesheet,
648: document,
649: transform_params,
650: 0/*const char *output*/,
651: 0/*FILE *profile*/,
652: transformContext);
653: if(!transformed) {
1.61 paf 654: xsltFreeTransformContext(transformContext);
1.59 paf 655: // close
1.13 parser 656: connection.close();
1.59 paf 657: throw Exception(0, 0,
658: &method_name,
659: "transform failed. TODO: show errors");
1.13 parser 660: }
1.42 paf 661:
1.61 paf 662: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
663: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 664: // constructing result
665: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
666: if(!gdomeDocument)
667: throw Exception(0, 0,
668: &method_name,
669: "gdome_xml_doc_mkref failed");
670: VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument);
1.61 paf 671: /* grabbing options
672:
673: <xsl:output
674: !method = "xml" | "html" | "text"
675: X| qname-but-not-ncname
676: !version = nmtoken
677: !encoding = string
678: !omit-xml-declaration = "yes" | "no"
679: !standalone = "yes" | "no"
680: !doctype-public = string
681: !doctype-system = string
682: Xcdata-section-elements = qnames
683: !indent = "yes" | "no"
684: !media-type = string />
1.59 paf 685: */
686: memset(&result.output_options, 0, sizeof(result.output_options));
687: VXdoc::Output_options& oo=result.output_options;
688:
1.60 paf 689: oo.method=stylesheet->method?&pool.transcode(stylesheet->method):0;
690: oo.encoding=stylesheet->encoding?&pool.transcode(stylesheet->encoding):0;
691: oo.mediaType=stylesheet->mediaType?&pool.transcode(stylesheet->mediaType):0;
692: oo.doctypeSystem=stylesheet->doctypeSystem?&pool.transcode(stylesheet->doctypeSystem):0;
693: oo.doctypePublic=stylesheet->doctypePublic?&pool.transcode(stylesheet->doctypePublic):0;
1.59 paf 694: oo.indent=stylesheet->indent!=0;
1.60 paf 695: oo.version=stylesheet->version?&pool.transcode(stylesheet->version):0;
1.59 paf 696: oo.standalone=stylesheet->standalone!=0;
697: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
698:
699: xsltFreeTransformContext(transformContext);
1.42 paf 700: // close
701: connection.close();
1.59 paf 702:
703: // write out result
704: r.write_no_lang(result);
705:
1.1 parser 706: }
707:
1.16 parser 708: // constructor
1.2 parser 709:
1.16 parser 710: MXdoc::MXdoc(Pool& apool) : MXnode(apool) {
711: set_name(*NEW String(pool(), XDOC_CLASS_NAME));
1.2 parser 712:
1.16 parser 713: /// @test how to create empty type html?
1.2 parser 714:
1.16 parser 715: /// DOM1
1.2 parser 716:
1.16 parser 717: // Element createElement(in DOMString tagName) raises(DOMException);
718: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
719: // DocumentFragment createDocumentFragment();
720: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
721: // Text createTextNode(in DOMString data);
722: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
723: // Comment createComment(in DOMString data);
724: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
725: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
726: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
727: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
728: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
729: // Attr createAttribute(in DOMString name) raises(DOMException);
730: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
731: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
732: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
733: // NodeList getElementsByTagName(in DOMString tagname);
1.54 paf 734: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
735: // ^xdoc.getElementsByTagNameNS[namespaceURI;localName] = array of nodes
736: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.2 parser 737:
1.16 parser 738: /// DOM2(?)
1.2 parser 739:
1.16 parser 740: // ^xdoc.getElementById[elementId]
741: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.1 parser 742:
1.16 parser 743: /// parser
744:
1.54 paf 745: // ^xdoc::create{qualifiedName}
746: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 1);
747: // ^xdoc::set[<some>xml</some>]
748: add_native_method("set", Method::CT_DYNAMIC, _set, 1, 1);
749:
750: // ^xdoc::load[some.xml]
751: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1);
752:
1.2 parser 753: // ^xdoc.save[some.xml]
754: // ^xdoc.save[some.xml;options hash]
1.1 parser 755: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
756:
1.2 parser 757: // ^xdoc.string[] <doc/>
758: // ^xdoc.string[options hash] <doc/>
1.1 parser 759: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
760:
1.2 parser 761: // ^xdoc.file[] file with "<doc/>"
762: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 763: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 764:
1.8 parser 765: // ^xdoc.transform[stylesheet file_name]
766: // ^xdoc.transform[stylesheet file_name;params hash]
1.59 paf 767: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 768:
1.1 parser 769: }
1.5 parser 770:
771: void MXdoc::configure_admin(Request& r) {
772: }
773:
1.1 parser 774: // global variable
775:
776: Methoded *Xdoc_class;
777:
778: // creator
779:
780: #endif
781:
782: Methoded *MXdoc_create(Pool& pool) {
783: return
784: #ifdef XML
1.33 parser 785: Xdoc_class=new(pool) MXdoc(pool)
1.1 parser 786: #else
787: 0
788: #endif
789: ;
790: }
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