Annotation of parser3/src/classes/xdoc.C, revision 1.63
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:
1.63 ! paf 7: $Id: xdoc.C,v 1.62 2002/01/15 15:02:13 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: #define XDOC_OUTPUT_DEFAULT_INDENT 4
36:
37: // class
38:
39: class MXdoc : public MXnode {
40: public: // VStateless_class
1.54 paf 41: Value *create_new_value(Pool& pool) { return new(pool) VXdoc(pool, 0); }
1.1 parser 42:
43: public:
44: MXdoc(Pool& pool);
45:
46: public: // Methoded
47: bool used_directly() { return true; }
1.5 parser 48: void configure_admin(Request& r);
1.1 parser 49: };
50:
1.61 paf 51: // helper classes
52:
53: class xmlOutputBuffer_auto_ptr {
54: public:
55: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_P = 0)
56: : _Owns(_P != 0), _Ptr(_P) {}
57: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
58: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
59: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
60: {if (this != &_Y)
61: {if (_Ptr != _Y.get())
62: {if (_Owns && _Ptr)
63: xmlOutputBufferClose(_Ptr);
64: _Owns = _Y._Owns; }
65: else if (_Y._Owns)
66: _Owns = true;
67: _Ptr = _Y.release(); }
68: return (*this); }
69: ~xmlOutputBuffer_auto_ptr()
70: {if (_Owns && _Ptr)
71: xmlOutputBufferClose(_Ptr); }
72: xmlOutputBuffer& operator*() const
73: {return (*get()); }
74: xmlOutputBuffer *operator->() const
75: {return (get()); }
76: xmlOutputBuffer *get() const
77: {return (_Ptr); }
78: xmlOutputBuffer *release() const
79: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
80: return (_Ptr); }
81: private:
82: bool _Owns;
83: xmlOutputBuffer *_Ptr;
84: };
85:
86:
87:
1.1 parser 88: // methods
89:
1.54 paf 90: static void writeNode(Request& r, const String& method_name, GdomeNode *node,
91: GdomeException exc) {
92: if(!node || exc)
93: throw Exception(0, 0,
94: &method_name,
95: exc);
96:
97: Pool& pool=r.pool();
98:
99: // write out result
100: VXnode& result=*new(pool) VXnode(pool, node);
101: r.write_no_lang(result);
102: }
103:
1.16 parser 104: // Element createElement(in DOMString tagName) raises(DOMException);
105: static void _createElement(Request& r, const String& method_name, MethodParams *params) {
106: Pool& pool=r.pool();
107: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
108:
1.39 paf 109: const String& tagName=params->as_string(0, "tagName must be string");
1.16 parser 110:
1.54 paf 111: GdomeException exc;
112: GdomeNode *node=
113: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(&method_name),
1.57 paf 114: pool.transcode(tagName).get(),
1.54 paf 115: &exc);
116: writeNode(r, method_name, node, exc);
1.16 parser 117: }
118:
119: // DocumentFragment createDocumentFragment()
1.26 parser 120: static void _createDocumentFragment(Request& r, const String& method_name, MethodParams *) {
1.16 parser 121: Pool& pool=r.pool();
122: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
123:
1.54 paf 124: GdomeException exc;
125: GdomeNode *node=
126: (GdomeNode *)gdome_doc_createDocumentFragment(
127: vdoc.get_document(&method_name),
128: &exc);
129: writeNode(r, method_name, node, exc);
1.16 parser 130: }
131:
132: // Text createTextNode(in DOMString data);
133: static void _createTextNode(Request& r, const String& method_name, MethodParams *params) {
134: Pool& pool=r.pool();
135: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
136:
1.40 paf 137: const String& data=params->as_string(0, "data must be string");
1.16 parser 138:
1.54 paf 139: GdomeException exc;
140: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
141: vdoc.get_document(&method_name),
1.57 paf 142: pool.transcode(data).get(),
1.54 paf 143: &exc);
144: writeNode(r, method_name, node, exc);
1.16 parser 145: }
146:
147: // Comment createComment(in DOMString data)
148: static void _createComment(Request& r, const String& method_name, MethodParams *params) {
149: Pool& pool=r.pool();
150: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
151:
1.26 parser 152: const String& data=params->as_string(0, "data must be string");
1.16 parser 153:
1.54 paf 154: GdomeException exc;
155: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
156: vdoc.get_document(&method_name),
1.57 paf 157: pool.transcode(data).get(),
1.54 paf 158: &exc);
159: writeNode(r, method_name, node, exc);
1.16 parser 160: }
161:
162: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
163: static void _createCDATASection(Request& r, const String& method_name, MethodParams *params) {
164: Pool& pool=r.pool();
165: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
166:
1.26 parser 167: const String& data=params->as_string(0, "data must be string");
1.16 parser 168:
1.54 paf 169: GdomeException exc;
170: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
171: vdoc.get_document(&method_name),
1.57 paf 172: pool.transcode(data).get(),
1.54 paf 173: &exc);
174: writeNode(r, method_name, node, exc);
1.16 parser 175: }
176:
177: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
178: static void _createProcessingInstruction(Request& r, const String& method_name, MethodParams *params) {
179: Pool& pool=r.pool();
180: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
181:
1.26 parser 182: const String& target=params->as_string(0, "data must be string");
183: const String& data=params->as_string(1, "data must be string");
1.16 parser 184:
1.54 paf 185: GdomeException exc;
186: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
187: vdoc.get_document(&method_name),
1.57 paf 188: pool.transcode(target).get(),
189: pool.transcode(data).get(),
1.54 paf 190: &exc);
191: writeNode(r, method_name, node, exc);
1.16 parser 192: }
193:
194: // Attr createAttribute(in DOMString name) raises(DOMException);
195: static void _createAttribute(Request& r, const String& method_name, MethodParams *params) {
196: Pool& pool=r.pool();
197: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
198:
1.26 parser 199: const String& name=params->as_string(0, "name must be string");
1.16 parser 200:
1.54 paf 201: GdomeException exc;
202: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
203: vdoc.get_document(&method_name),
1.57 paf 204: pool.transcode(name).get(),
1.54 paf 205: &exc);
206: writeNode(r, method_name, node, exc);
1.16 parser 207: }
208: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
209: static void _createEntityReference(Request& r, const String& method_name, MethodParams *params) {
210: Pool& pool=r.pool();
211: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
212:
1.26 parser 213: const String& name=params->as_string(0, "name must be string");
1.16 parser 214:
1.54 paf 215: GdomeException exc;
216: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
217: vdoc.get_document(&method_name),
1.57 paf 218: pool.transcode(name).get(),
1.54 paf 219: &exc);
220: writeNode(r, method_name, node, exc);
1.16 parser 221: }
222:
223: static void _getElementsByTagName(Request& r, const String& method_name, MethodParams *params) {
224: Pool& pool=r.pool();
225: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
226:
1.54 paf 227: const String& name=params->as_string(0, "name must be string");
1.16 parser 228:
1.54 paf 229: GdomeException exc;
1.16 parser 230: VHash& result=*new(pool) VHash(pool);
1.54 paf 231: if(GdomeNodeList *nodes=
232: gdome_doc_getElementsByTagName(
233: vdoc.get_document(&method_name),
1.57 paf 234: pool.transcode(name).get(),
1.54 paf 235: &exc)) {
236: gulong length=gdome_nl_length(nodes, &exc);
237: for(gulong i=0; i<length; i++) {
1.16 parser 238: String& skey=*new(pool) String(pool);
239: {
240: char *buf=(char *)pool.malloc(MAX_NUMBER);
241: snprintf(buf, MAX_NUMBER, "%d", i);
242: skey << buf;
243: }
244:
1.54 paf 245: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 246: }
247: }
248:
249: // write out result
250: r.write_no_lang(result);
251: }
252:
253: static void _getElementsByTagNameNS(Request& r, const String& method_name, MethodParams *params) {
254: Pool& pool=r.pool();
255: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
256:
257: // namespaceURI;localName
1.54 paf 258: const String& namespaceURI=params->as_string(0, "namespaceURI must be string");
259: const String& localName=params->as_string(0, "localName must be string");
1.16 parser 260:
1.54 paf 261: GdomeException exc;
1.16 parser 262: VHash& result=*new(pool) VHash(pool);
1.54 paf 263: if(GdomeNodeList *nodes=
264: gdome_doc_getElementsByTagNameNS(
265: vdoc.get_document(&method_name),
1.57 paf 266: pool.transcode(namespaceURI).get(),
267: pool.transcode(localName).get(),
1.54 paf 268: &exc)) {
269: gulong length=gdome_nl_length(nodes, &exc);
270: for(gulong i=0; i<length; i++) {
1.16 parser 271: String& skey=*new(pool) String(pool);
272: {
273: char *buf=(char *)pool.malloc(MAX_NUMBER);
274: snprintf(buf, MAX_NUMBER, "%d", i);
275: skey << buf;
276: }
277:
1.54 paf 278: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 279: }
280: }
281:
1.54 paf 282:
1.16 parser 283: // write out result
284: r.write_no_lang(result);
285: }
286:
1.54 paf 287: static void _getElementById(Request& r, const String& method_name, MethodParams *params) {
288: Pool& pool=r.pool();
289: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.16 parser 290:
1.54 paf 291: // elementId
292: const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 293:
1.54 paf 294: GdomeException exc;
295: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
296: vdoc.get_document(&method_name),
1.57 paf 297: pool.transcode(elementId).get(),
1.54 paf 298: &exc)) {
299: // write out result
300: VXnode& result=*new(pool) VXnode(pool, node);
301: r.write_no_lang(result);
302: } else if(exc)
303: throw Exception(0, 0,
304: &method_name,
305: exc);
306: }
307: /*
308: GdomeNode *gdome_doc_importNode (GdomeDocument *self, GdomeNode *importedNode, GdomeBoolean deep, GdomeException *exc);
309: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
310: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
311: */
1.1 parser 312:
313:
1.54 paf 314: static void _create(Request& r, const String& method_name, MethodParams *params) {
315: //_asm int 3;
316: Pool& pool=r.pool();
317: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.1 parser 318:
1.54 paf 319: const String& qualifiedName=params->as_string(0, "qualifiedName must be string");
1.1 parser 320:
1.54 paf 321: GdomeException exc;
322: /*
323: GdomeDocumentType *documentType=gdome_di_createDocumentType (
324: docimpl,
325: pool.transcode(qualifiedName),
326: 0/*publicId* /,
327: 0/*systemId* /,
328: &exc);
329: if(!documentType || exc)
330: throw Exception(0, 0,
331: &method_name,
332: exc);
333: */
334: GdomeDocument *document=gdome_di_createDocument (domimpl,
335: 0/*namespaceURI*/,
1.57 paf 336: pool.transcode(qualifiedName).get(),
1.54 paf 337: 0/*doctype*/,
338: &exc);
339: if(!document || exc)
340: throw Exception(0, 0,
341: &method_name,
342: exc);
1.1 parser 343:
1.57 paf 344: /// +xalan createXMLDecl ?
1.9 parser 345:
1.54 paf 346: // replace any previous parsed source
347: vdoc.set_document(document);
348: }
1.9 parser 349:
1.56 paf 350: /// @test xmlSAXParseMemory(NULL<<error handler subst, buffer, size, 0)
1.54 paf 351: static void _set(Request& r, const String& method_name, MethodParams *params) {
352: // _asm int 3;
353: Pool& pool=r.pool();
354: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 355:
1.54 paf 356: Value& vxml=params->as_junction(0, "xml must be code");
357: Temp_lang temp_lang(r, String::UL_XML);
358: const String& xml=r.process(vxml).as_string();
1.9 parser 359:
1.54 paf 360: GdomeException exc;
361: GdomeDocument *document=gdome_di_createDocFromMemory(domimpl,
362: xml.cstr(String::UL_UNSPECIFIED, r.connection),
1.55 paf 363: GDOME_LOAD_PARSING
1.61 paf 364: /* GDOME_LOAD_VALIDATING pending until kill warning of no-dtd*/
1.54 paf 365: /*|GDOME_LOAD_SUBSTITUTE_ENTITIES */,
366: &exc);
367: if(!document || exc)
368: throw Exception(0, 0,
369: &method_name,
370: exc);
1.9 parser 371:
1.54 paf 372: // replace any previous parsed source
373: vdoc.set_document(document);
1.9 parser 374: }
375:
1.54 paf 376: static void _load(Request& r, const String& method_name, MethodParams *params) {
377: Pool& pool=r.pool();
378: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 379:
1.54 paf 380: // filespec
381: const String& file_name=params->as_string(0, "uri must be string");
382: const String& uri=r.absolute(file_name);
383:
384: GdomeException exc;
385: GdomeDocument *document=gdome_di_createDocFromURI(domimpl,
386: uri.cstr(),
1.55 paf 387: GDOME_LOAD_PARSING
1.61 paf 388: /* GDOME_LOAD_VALIDATING pending until kill warning of no-dtd*/
1.54 paf 389: /*|GDOME_LOAD_SUBSTITUTE_ENTITIES */,
390: &exc);
391: if(!document || exc)
392: throw Exception(0, 0,
393: &method_name,
394: exc);
1.9 parser 395:
1.54 paf 396: // replace any previous parsed source
397: vdoc.set_document(document);
1.9 parser 398: }
399:
1.46 paf 400: static void param_option_over_output_option(Pool& pool,
401: Hash *param_options, const char *option_name,
1.61 paf 402: const String *& output_option) {
403: if(Value *value=static_cast<Value *>(param_options->get(*new(pool) String(pool,
404: option_name))))
405: output_option=&value->as_string();
1.46 paf 406: }
407: static void param_option_over_output_option(Pool& pool,
408: Hash *param_options, const char *option_name,
409: bool& output_option) {
410: if(Value *value=static_cast<Value *>(param_options->get(*new(pool)
411: String(pool, option_name)))) {
412: const String& s=value->as_string();
413: if(s=="yes")
414: output_option=true;
415: else if(s=="no")
416: output_option=false;
417: else
418: throw Exception(0, 0,
419: &s,
420: "%s must be either 'yes' or 'no'", option_name);
421: }
422: }
423:
1.61 paf 424: static void prepare_output_options(
425: Pool& pool, const String& method_name, MethodParams *params, int index,
426: VXdoc::Output_options& oo) {
1.46 paf 427: /*
428: <xsl:output
429: !method = "xml" | "html" | "text" | qname-but-not-ncname
430: !version = nmtoken
431: !encoding = string
432: !omit-xml-declaration = "yes" | "no"
433: !standalone = "yes" | "no"
434: !doctype-public = string
435: !doctype-system = string
436: cdata-section-elements = qnames
437: !indent = "yes" | "no"
438: !media-type = string />
1.61 paf 439: */
1.1 parser 440:
1.46 paf 441: // configuring with options from parameter...
1.1 parser 442: if(params->size()>index) {
1.20 parser 443: Value& voptions=params->as_no_junction(index, "options must be string");
1.1 parser 444: if(voptions.is_defined()) {
1.34 parser 445: if(Hash *options=voptions.get_hash(&method_name)) {
1.1 parser 446: // $.method[xml|html|text]
447: if(Value *vmethod=static_cast<Value *>(options->get(*new(pool)
448: String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME))))
1.61 paf 449: oo.method=&vmethod->as_string();
1.1 parser 450:
1.46 paf 451: // $.version[1.0]
452: param_option_over_output_option(pool, options, "version", oo.version);
1.1 parser 453: // $.encoding[windows-1251|...]
1.46 paf 454: param_option_over_output_option(pool, options, "encoding", oo.encoding);
455: // $.omit-xml-declaration[yes|no]
1.61 paf 456: param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 457: // $.standalone[yes|no]
458: param_option_over_output_option(pool, options, "standalone", oo.standalone);
459: // $.doctype-public[?]
460: param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic);
461: // $.doctype-system[?]
462: param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem);
463: // $.indent[yes|no]
1.61 paf 464: param_option_over_output_option(pool, options, "indent", oo.indent);
1.46 paf 465: // $.media-type[text/{html|xml|plain}]
466: param_option_over_output_option(pool, options, "media-type", oo.mediaType);
1.19 parser 467: }
1.1 parser 468: }
469: }
470:
1.46 paf 471: // default encoding from pool
1.61 paf 472: if(!oo.encoding)
473: oo.encoding=&pool.get_source_charset().name();
1.46 paf 474: // default method=xml
475: if(!oo.method)
1.61 paf 476: oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
477: // default mediaType = depending on method
478: if(!oo.mediaType) {
479: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
480: oo.mediaType=new(pool) String(pool, "text/xml");
481: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
482: oo.mediaType=new(pool) String(pool, "text/html");
483: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
484: oo.mediaType=new(pool) String(pool, "text/plain");
485: }
486: }
1.46 paf 487:
1.63 ! paf 488: static void xdoc2buf(Pool& pool, VXdoc& vdoc,
! 489: const String& method_name, MethodParams *params, int index,
! 490: VXdoc::Output_options& oo,
! 491: const String *file_spec,
! 492: char **parser_buf, size_t *parser_size) {
! 493: prepare_output_options(pool, method_name, params, index,
1.61 paf 494: oo);
495:
1.63 ! paf 496: const char *encoding_cstr=oo.encoding->cstr();
! 497: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
! 498: if(!encoder)
! 499: throw Exception(0, 0,
! 500: &method_name,
! 501: "encoding '%s' not supported", encoding_cstr);
1.61 paf 502: // UTF-8 encoder contains empty input/output converters,
503: // which is wrong for xmlOutputBufferCreateIO
504: // while zero encoder goes perfectly
505: if(encoder && strcmp(encoder->name, "UTF-8")==0)
506: encoder=0;
507:
1.62 paf 508: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 509:
510: xsltStylesheet *stylesheet=xsltNewStylesheet();
511: if(!stylesheet)
512: throw Exception(0, 0,
513: &method_name,
514: "xsltNewStylesheet failed");
515:
1.62 paf 516: #define OOS2STYLE(name) \
1.61 paf 517: stylesheet->name=oo.name?BAD_CAST g_strdup(pool.transcode(*oo.name)->str):0
1.62 paf 518: #define OOE2STYLE(name) \
519: stylesheet->name=oo.name
1.61 paf 520:
1.62 paf 521: OOS2STYLE(method);
522: OOS2STYLE(encoding);
523: OOS2STYLE(mediaType);
524: OOS2STYLE(doctypeSystem);
525: OOS2STYLE(doctypePublic);
526: OOE2STYLE(indent);
527: OOS2STYLE(version);
528: OOE2STYLE(standalone);
529: OOE2STYLE(omitXmlDeclaration);
1.61 paf 530:
531: xmlDoc *document=((Gdome_xml_Document*)vdoc.get_document(&method_name))->n;
532: xsltSaveResultTo(outputBuffer.get(), document, stylesheet);
533: xsltFreeStylesheet(stylesheet);
534:
1.54 paf 535: // write out result
1.63 ! paf 536: char *gnome_buf; size_t gnome_size;
! 537: if(outputBuffer->conv) {
! 538: gnome_size=outputBuffer->conv->use;
1.62 paf 539: gnome_buf=(char *)outputBuffer->conv->content;
1.63 ! paf 540: } else {
! 541: gnome_size=outputBuffer->buffer->use;
1.62 paf 542: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 ! paf 543: }
! 544: if(file_spec)
! 545: file_write(pool,
! 546: *file_spec,
! 547: gnome_buf, gnome_size,
! 548: true/*as_text*/);
! 549: else {
! 550: *parser_size=gnome_size;
! 551: *parser_buf=(char *)pool.malloc(gnome_size);
! 552: memcpy(*parser_buf, gnome_buf, gnome_size);
! 553: }
1.1 parser 554: }
555:
556: static void _file(Request& r, const String& method_name, MethodParams *params) {
557: Pool& pool=r.pool();
1.46 paf 558: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.63 ! paf 559: VXdoc::Output_options oo(vdoc.output_options);
! 560: char *buf; size_t buf_size;
! 561: xdoc2buf(pool, vdoc, method_name, params, 0,
! 562: oo,
! 563: 0/*memory*/,
! 564: &buf, &buf_size);
! 565: // write out result
! 566: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 567:
1.58 paf 568: // write out result
569: VFile& vfile=*new(pool) VFile(pool);
1.63 ! paf 570: Value *vcontent_type;
1.58 paf 571: VHash *vhcontent_type=new(pool) VHash(pool);
1.63 ! paf 572: vhcontent_type->hash(&method_name).put(
! 573: *value_name,
! 574: new(pool) VString(*oo.mediaType));
! 575: vhcontent_type->hash(&method_name).put(
! 576: *new(pool) String(pool, "charset"),
! 577: new(pool) VString(*oo.encoding));
1.58 paf 578: vcontent_type=vhcontent_type;
579:
580: vfile.set(false/*tainted*/, buf, buf_size, 0/*file_name*/, vcontent_type);
581: r.write_no_lang(vfile);
1.63 ! paf 582: }
! 583:
! 584: static void _save(Request& r, const String& method_name, MethodParams *params) {
! 585: Pool& pool=r.pool();
! 586: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
! 587:
! 588: const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
! 589:
! 590: VXdoc::Output_options oo(vdoc.output_options);
! 591: xdoc2buf(pool, vdoc, method_name, params, 1,
! 592: oo,
! 593: &file_spec,
! 594: 0, 0);
! 595: }
! 596:
! 597: static void _string(Request& r, const String& method_name, MethodParams *params) {
! 598: Pool& pool=r.pool();
! 599: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
! 600: VXdoc::Output_options oo(vdoc.output_options);
! 601: char *buf; size_t buf_size;
! 602: xdoc2buf(pool, vdoc, method_name, params, 0,
! 603: oo,
! 604: 0/*to memory*/,
! 605: &buf, &buf_size);
! 606: // write out result
! 607: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 608: }
1.58 paf 609:
1.1 parser 610: static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning,
611: void *info) {
1.59 paf 612: Value *meaning=static_cast<Value *>(ameaning);
613: Pool& pool=meaning->pool();
614: const char **transform_params=(const char **)info;
615: *transform_params++=pool.transcode(aattribute)->str;
616: *transform_params++=pool.transcode(meaning->as_string())->str;
1.1 parser 617: }
1.24 parser 618: static void _transform(Request& r, const String& method_name, MethodParams *params) {
1.59 paf 619: //_asm int 3;
1.24 parser 620: Pool& pool=r.pool();
621: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
622:
623: // params
1.59 paf 624: const char **transform_params=0;
1.24 parser 625: if(params->size()>1) {
1.59 paf 626: Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
1.24 parser 627: if(vparams.is_defined())
1.59 paf 628: if(Hash *params=vparams.get_hash(&method_name)) {
629: transform_params=
630: (const char **)pool.malloc(sizeof(const char *)*params->size()*2+1);
631: params->for_each(add_xslt_param, transform_params);
632: transform_params[params->size()*2]=0;
633: } else
1.29 parser 634: throw Exception(0, 0,
1.24 parser 635: &method_name,
636: "transform parameters parameter must be hash");
637: }
638:
639: // stylesheet
1.59 paf 640: const String& stylesheet_filespec=r.absolute(params->as_string(0, "file name must be string"));
1.32 parser 641: Stylesheet_connection& connection=stylesheet_manager->get_connection(stylesheet_filespec);
1.24 parser 642:
643: // transform
1.59 paf 644: xsltStylesheet *stylesheet=connection.stylesheet(false/*nocache*/);
645: xmlDoc *document=((Gdome_xml_Document*)vdoc.get_document(&method_name))->n;
646: xsltTransformContext *transformContext=xsltNewTransformContext(stylesheet, document);
647: xmlDoc *transformed=xsltApplyStylesheetUser(
648: stylesheet,
649: document,
650: transform_params,
651: 0/*const char *output*/,
652: 0/*FILE *profile*/,
653: transformContext);
654: if(!transformed) {
1.61 paf 655: xsltFreeTransformContext(transformContext);
1.59 paf 656: // close
1.13 parser 657: connection.close();
1.59 paf 658: throw Exception(0, 0,
659: &method_name,
660: "transform failed. TODO: show errors");
1.13 parser 661: }
1.42 paf 662:
1.61 paf 663: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
664: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 665: // constructing result
666: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
667: if(!gdomeDocument)
668: throw Exception(0, 0,
669: &method_name,
670: "gdome_xml_doc_mkref failed");
671: VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument);
1.61 paf 672: /* grabbing options
673:
674: <xsl:output
675: !method = "xml" | "html" | "text"
676: X| qname-but-not-ncname
677: !version = nmtoken
678: !encoding = string
679: !omit-xml-declaration = "yes" | "no"
680: !standalone = "yes" | "no"
681: !doctype-public = string
682: !doctype-system = string
683: Xcdata-section-elements = qnames
684: !indent = "yes" | "no"
685: !media-type = string />
1.59 paf 686: */
687: memset(&result.output_options, 0, sizeof(result.output_options));
688: VXdoc::Output_options& oo=result.output_options;
689:
1.60 paf 690: oo.method=stylesheet->method?&pool.transcode(stylesheet->method):0;
691: oo.encoding=stylesheet->encoding?&pool.transcode(stylesheet->encoding):0;
692: oo.mediaType=stylesheet->mediaType?&pool.transcode(stylesheet->mediaType):0;
693: oo.doctypeSystem=stylesheet->doctypeSystem?&pool.transcode(stylesheet->doctypeSystem):0;
694: oo.doctypePublic=stylesheet->doctypePublic?&pool.transcode(stylesheet->doctypePublic):0;
1.59 paf 695: oo.indent=stylesheet->indent!=0;
1.60 paf 696: oo.version=stylesheet->version?&pool.transcode(stylesheet->version):0;
1.59 paf 697: oo.standalone=stylesheet->standalone!=0;
698: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
699:
700: xsltFreeTransformContext(transformContext);
1.42 paf 701: // close
702: connection.close();
1.59 paf 703:
704: // write out result
705: r.write_no_lang(result);
706:
1.1 parser 707: }
708:
1.16 parser 709: // constructor
1.2 parser 710:
1.16 parser 711: MXdoc::MXdoc(Pool& apool) : MXnode(apool) {
712: set_name(*NEW String(pool(), XDOC_CLASS_NAME));
1.2 parser 713:
1.16 parser 714: /// @test how to create empty type html?
1.2 parser 715:
1.16 parser 716: /// DOM1
1.2 parser 717:
1.16 parser 718: // Element createElement(in DOMString tagName) raises(DOMException);
719: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
720: // DocumentFragment createDocumentFragment();
721: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
722: // Text createTextNode(in DOMString data);
723: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
724: // Comment createComment(in DOMString data);
725: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
726: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
727: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
728: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
729: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
730: // Attr createAttribute(in DOMString name) raises(DOMException);
731: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
732: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
733: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
734: // NodeList getElementsByTagName(in DOMString tagname);
1.54 paf 735: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
736: // ^xdoc.getElementsByTagNameNS[namespaceURI;localName] = array of nodes
737: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.2 parser 738:
1.16 parser 739: /// DOM2(?)
1.2 parser 740:
1.16 parser 741: // ^xdoc.getElementById[elementId]
742: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.1 parser 743:
1.16 parser 744: /// parser
745:
1.54 paf 746: // ^xdoc::create{qualifiedName}
747: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 1);
748: // ^xdoc::set[<some>xml</some>]
749: add_native_method("set", Method::CT_DYNAMIC, _set, 1, 1);
750:
751: // ^xdoc::load[some.xml]
752: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1);
753:
1.2 parser 754: // ^xdoc.save[some.xml]
755: // ^xdoc.save[some.xml;options hash]
1.1 parser 756: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
757:
1.2 parser 758: // ^xdoc.string[] <doc/>
759: // ^xdoc.string[options hash] <doc/>
1.1 parser 760: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
761:
1.2 parser 762: // ^xdoc.file[] file with "<doc/>"
763: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 764: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 765:
1.8 parser 766: // ^xdoc.transform[stylesheet file_name]
767: // ^xdoc.transform[stylesheet file_name;params hash]
1.59 paf 768: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 769:
1.1 parser 770: }
1.5 parser 771:
772: void MXdoc::configure_admin(Request& r) {
773: }
774:
1.1 parser 775: // global variable
776:
777: Methoded *Xdoc_class;
778:
779: // creator
780:
781: #endif
782:
783: Methoded *MXdoc_create(Pool& pool) {
784: return
785: #ifdef XML
1.33 parser 786: Xdoc_class=new(pool) MXdoc(pool)
1.1 parser 787: #else
788: 0
789: #endif
790: ;
791: }
E-mail:
![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to xdoc.C CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [parser3project] / parser3 / src / classes