Annotation of parser3/src/classes/xdoc.C, revision 1.90
1.1 parser 1: /** @file
1.2 parser 2: Parser: @b xdoc parser class.
1.1 parser 3:
1.84 paf 4: Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
1.85 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.1 parser 6:
1.90 ! paf 7: $Id: xdoc.C,v 1.89 2002/04/09 15:27:13 paf Exp $
1.1 parser 8: */
1.80 paf 9: #include "classes.h"
1.1 parser 10: #ifdef XML
11:
1.82 paf 12: #include "pa_stylesheet_connection.h"
13: #include "pa_request.h"
14: #include "pa_vxdoc.h"
15: #include "pa_charset.h"
16: #include "pa_vfile.h"
17: #include "xnode.h"
18:
1.69 paf 19: #include "gdome.h"
20: #include "libxml/tree.h"
21: extern "C" {
22: #include "gdomecore/gdome-xml-node.h"
23: #include "gdomecore/gdome-xml-document.h"
24: };
25: #include "libxslt/xsltInternals.h"
26: #include "libxslt/transform.h"
27: #include "libxslt/xsltutils.h"
1.90 ! paf 28: #include "libxslt/variables.h"
1.59 paf 29:
1.1 parser 30: // defines
31:
32: #define XDOC_CLASS_NAME "xdoc"
33:
34: #define XDOC_OUTPUT_METHOD_OPTION_NAME "method"
35: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "xml"
36: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html"
37: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text"
38:
39: // class
40:
41: class MXdoc : public MXnode {
42: public: // VStateless_class
1.54 paf 43: Value *create_new_value(Pool& pool) { return new(pool) VXdoc(pool, 0); }
1.1 parser 44:
45: public:
46: MXdoc(Pool& pool);
47:
48: public: // Methoded
49: bool used_directly() { return true; }
1.5 parser 50: void configure_admin(Request& r);
1.1 parser 51: };
52:
1.61 paf 53: // helper classes
54:
55: class xmlOutputBuffer_auto_ptr {
56: public:
1.67 paf 57: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_APtr = 0)
58: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.61 paf 59: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
60: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
61: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
62: {if (this != &_Y)
63: {if (_Ptr != _Y.get())
64: {if (_Owns && _Ptr)
65: xmlOutputBufferClose(_Ptr);
66: _Owns = _Y._Owns; }
67: else if (_Y._Owns)
68: _Owns = true;
69: _Ptr = _Y.release(); }
70: return (*this); }
71: ~xmlOutputBuffer_auto_ptr()
72: {if (_Owns && _Ptr)
73: xmlOutputBufferClose(_Ptr); }
74: xmlOutputBuffer& operator*() const
75: {return (*get()); }
76: xmlOutputBuffer *operator->() const
77: {return (get()); }
78: xmlOutputBuffer *get() const
79: {return (_Ptr); }
80: xmlOutputBuffer *release() const
81: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
82: return (_Ptr); }
83: private:
84: bool _Owns;
85: xmlOutputBuffer *_Ptr;
86: };
87:
1.65 paf 88: class xsltTransformContext_auto_ptr {
89: public:
1.67 paf 90: explicit xsltTransformContext_auto_ptr(xsltTransformContext *_APtr = 0)
91: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 92: xsltTransformContext_auto_ptr(const xsltTransformContext_auto_ptr& _Y)
93: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
94: xsltTransformContext_auto_ptr& operator=(const xsltTransformContext_auto_ptr& _Y)
95: {if (this != &_Y)
96: {if (_Ptr != _Y.get())
97: {if (_Owns && _Ptr)
98: xsltFreeTransformContext(_Ptr);
99: _Owns = _Y._Owns; }
100: else if (_Y._Owns)
101: _Owns = true;
102: _Ptr = _Y.release(); }
103: return (*this); }
104: ~xsltTransformContext_auto_ptr()
105: {if (_Owns && _Ptr)
106: xsltFreeTransformContext(_Ptr); }
107: xsltTransformContext& operator*() const
108: {return (*get()); }
109: xsltTransformContext *operator->() const
110: {return (get()); }
111: xsltTransformContext *get() const
112: {return (_Ptr); }
113: xsltTransformContext *release() const
114: {((xsltTransformContext_auto_ptr *)this)->_Owns = false;
115: return (_Ptr); }
116: private:
117: bool _Owns;
118: xsltTransformContext *_Ptr;
119: };
1.61 paf 120:
1.65 paf 121: class xsltStylesheet_auto_ptr {
122: public:
1.67 paf 123: explicit xsltStylesheet_auto_ptr(xsltStylesheet *_APtr = 0)
124: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 125: xsltStylesheet_auto_ptr(const xsltStylesheet_auto_ptr& _Y)
126: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
127: xsltStylesheet_auto_ptr& operator=(const xsltStylesheet_auto_ptr& _Y)
128: {if (this != &_Y)
129: {if (_Ptr != _Y.get())
130: {if (_Owns && _Ptr)
131: xsltFreeStylesheet(_Ptr);
132: _Owns = _Y._Owns; }
133: else if (_Y._Owns)
134: _Owns = true;
135: _Ptr = _Y.release(); }
136: return (*this); }
137: ~xsltStylesheet_auto_ptr()
138: {if (_Owns && _Ptr)
139: xsltFreeStylesheet(_Ptr); }
140: xsltStylesheet& operator*() const
141: {return (*get()); }
142: xsltStylesheet *operator->() const
143: {return (get()); }
144: xsltStylesheet *get() const
145: {return (_Ptr); }
146: xsltStylesheet *release() const
147: {((xsltStylesheet_auto_ptr *)this)->_Owns = false;
148: return (_Ptr); }
149: private:
150: bool _Owns;
151: xsltStylesheet *_Ptr;
152: };
1.61 paf 153:
1.1 parser 154: // methods
155:
1.54 paf 156: static void writeNode(Request& r, const String& method_name, GdomeNode *node,
157: GdomeException exc) {
158: if(!node || exc)
1.87 paf 159: throw Exception(
1.54 paf 160: &method_name,
161: exc);
162:
163: Pool& pool=r.pool();
164:
165: // write out result
166: VXnode& result=*new(pool) VXnode(pool, node);
167: r.write_no_lang(result);
168: }
169:
1.16 parser 170: // Element createElement(in DOMString tagName) raises(DOMException);
171: static void _createElement(Request& r, const String& method_name, MethodParams *params) {
172: Pool& pool=r.pool();
173: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
174:
1.39 paf 175: const String& tagName=params->as_string(0, "tagName must be string");
1.16 parser 176:
1.54 paf 177: GdomeException exc;
178: GdomeNode *node=
179: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(&method_name),
1.57 paf 180: pool.transcode(tagName).get(),
1.54 paf 181: &exc);
182: writeNode(r, method_name, node, exc);
1.16 parser 183: }
184:
185: // DocumentFragment createDocumentFragment()
1.26 parser 186: static void _createDocumentFragment(Request& r, const String& method_name, MethodParams *) {
1.16 parser 187: Pool& pool=r.pool();
188: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
189:
1.54 paf 190: GdomeException exc;
191: GdomeNode *node=
192: (GdomeNode *)gdome_doc_createDocumentFragment(
193: vdoc.get_document(&method_name),
194: &exc);
195: writeNode(r, method_name, node, exc);
1.16 parser 196: }
197:
198: // Text createTextNode(in DOMString data);
199: static void _createTextNode(Request& r, const String& method_name, MethodParams *params) {
200: Pool& pool=r.pool();
201: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
202:
1.40 paf 203: const String& data=params->as_string(0, "data must be string");
1.16 parser 204:
1.54 paf 205: GdomeException exc;
206: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
207: vdoc.get_document(&method_name),
1.57 paf 208: pool.transcode(data).get(),
1.54 paf 209: &exc);
210: writeNode(r, method_name, node, exc);
1.16 parser 211: }
212:
213: // Comment createComment(in DOMString data)
214: static void _createComment(Request& r, const String& method_name, MethodParams *params) {
215: Pool& pool=r.pool();
216: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
217:
1.26 parser 218: const String& data=params->as_string(0, "data must be string");
1.16 parser 219:
1.54 paf 220: GdomeException exc;
221: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
222: vdoc.get_document(&method_name),
1.57 paf 223: pool.transcode(data).get(),
1.54 paf 224: &exc);
225: writeNode(r, method_name, node, exc);
1.16 parser 226: }
227:
228: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
229: static void _createCDATASection(Request& r, const String& method_name, MethodParams *params) {
230: Pool& pool=r.pool();
231: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
232:
1.26 parser 233: const String& data=params->as_string(0, "data must be string");
1.16 parser 234:
1.54 paf 235: GdomeException exc;
236: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
237: vdoc.get_document(&method_name),
1.57 paf 238: pool.transcode(data).get(),
1.54 paf 239: &exc);
240: writeNode(r, method_name, node, exc);
1.16 parser 241: }
242:
243: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
244: static void _createProcessingInstruction(Request& r, const String& method_name, MethodParams *params) {
245: Pool& pool=r.pool();
246: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
247:
1.26 parser 248: const String& target=params->as_string(0, "data must be string");
249: const String& data=params->as_string(1, "data must be string");
1.16 parser 250:
1.54 paf 251: GdomeException exc;
252: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
253: vdoc.get_document(&method_name),
1.57 paf 254: pool.transcode(target).get(),
255: pool.transcode(data).get(),
1.54 paf 256: &exc);
257: writeNode(r, method_name, node, exc);
1.16 parser 258: }
259:
260: // Attr createAttribute(in DOMString name) raises(DOMException);
261: static void _createAttribute(Request& r, const String& method_name, MethodParams *params) {
262: Pool& pool=r.pool();
263: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
264:
1.26 parser 265: const String& name=params->as_string(0, "name must be string");
1.16 parser 266:
1.54 paf 267: GdomeException exc;
268: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
269: vdoc.get_document(&method_name),
1.57 paf 270: pool.transcode(name).get(),
1.54 paf 271: &exc);
272: writeNode(r, method_name, node, exc);
1.16 parser 273: }
274: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
275: static void _createEntityReference(Request& r, const String& method_name, MethodParams *params) {
276: Pool& pool=r.pool();
277: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
278:
1.26 parser 279: const String& name=params->as_string(0, "name must be string");
1.16 parser 280:
1.54 paf 281: GdomeException exc;
282: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
283: vdoc.get_document(&method_name),
1.57 paf 284: pool.transcode(name).get(),
1.54 paf 285: &exc);
286: writeNode(r, method_name, node, exc);
1.16 parser 287: }
288:
1.54 paf 289: static void _getElementById(Request& r, const String& method_name, MethodParams *params) {
290: Pool& pool=r.pool();
291: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.16 parser 292:
1.54 paf 293: // elementId
294: const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 295:
1.54 paf 296: GdomeException exc;
297: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
298: vdoc.get_document(&method_name),
1.57 paf 299: pool.transcode(elementId).get(),
1.54 paf 300: &exc)) {
301: // write out result
302: VXnode& result=*new(pool) VXnode(pool, node);
303: r.write_no_lang(result);
1.66 paf 304: } else if(exc || xmlHaveGenericErrors())
1.87 paf 305: throw Exception(
1.54 paf 306: &method_name,
307: exc);
308: }
1.79 paf 309:
310: static void _importNode(Request& r, const String& method_name, MethodParams *params) {
311: Pool& pool=r.pool();
312: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
313:
314: GdomeNode *importedNode=
1.88 paf 315: as_node(method_name, params, 0, "importedNode must be node");
1.79 paf 316: bool deep=
317: params->as_bool(1, "deep must be bool", r);
318:
319: GdomeException exc;
320: GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(&method_name),
321: importedNode,
322: deep, &exc);
323: if(exc)
1.87 paf 324: throw Exception(
1.79 paf 325: &method_name,
326: exc);
327:
328: // write out result
329: r.write_no_lang(*new(pool) VXnode(pool, outputNode));
330: }
1.54 paf 331: /*
332: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
333: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
334: */
1.1 parser 335:
336:
1.54 paf 337: static void _create(Request& r, const String& method_name, MethodParams *params) {
338: //_asm int 3;
339: Pool& pool=r.pool();
340: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.1 parser 341:
1.83 paf 342: Value& param=params->get(0);
343: GdomeDocument *document;
344: if(param.get_junction()) { // {<tag/>}
345: Temp_lang temp_lang(r, String::UL_XML);
346: const String& xml=r.process(param).as_string();
347:
348: const char *cstr=xml.cstr(String::UL_UNSPECIFIED);
349: document=(GdomeDocument *)
350: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
351: cstr, strlen(cstr)
352: ));
353: if(!document || xmlHaveGenericErrors()) {
354: GdomeException exc=0;
1.87 paf 355: throw Exception(
1.83 paf 356: &method_name,
357: exc);
358: }
359: } else { // [name]
360: const String& qualifiedName=param.as_string();
1.1 parser 361:
1.83 paf 362: GdomeException exc;
363: /*
364: GdomeDocumentType *documentType=gdome_di_createDocumentType (
365: docimpl,
366: pool.transcode(qualifiedName),
367: 0/*publicId* /,
368: 0/*systemId* /,
369: &exc);
370: if(!documentType || exc || xmlHaveGenericErrors())
1.87 paf 371: throw Exception(
1.83 paf 372: &method_name,
373: exc);
374: */
375: document=gdome_di_createDocument (domimpl,
376: 0/*namespaceURI*/,
377: pool.transcode(qualifiedName).get(),
378: 0/*doctype*/,
379: &exc);
380: if(!document || exc || xmlHaveGenericErrors())
1.87 paf 381: throw Exception(
1.83 paf 382: &method_name,
383: exc);
1.9 parser 384:
1.83 paf 385: /// +xalan createXMLDecl ?
1.73 paf 386: }
1.54 paf 387: // replace any previous parsed source
388: vdoc.set_document(document);
1.9 parser 389: }
390:
1.54 paf 391: static void _load(Request& r, const String& method_name, MethodParams *params) {
392: Pool& pool=r.pool();
393: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 394:
1.54 paf 395: // filespec
396: const String& file_name=params->as_string(0, "uri must be string");
397: const String& uri=r.absolute(file_name);
398:
1.73 paf 399: GdomeDocument *document=(GdomeDocument *)
400: gdome_xml_n_mkref((xmlNode *)xmlParseFile(uri.cstr()));
401: if(!document || xmlHaveGenericErrors()) {
402: GdomeException exc=0;
1.87 paf 403: throw Exception(
1.69 paf 404: &uri,
1.54 paf 405: exc);
1.73 paf 406: }
1.9 parser 407:
1.54 paf 408: // replace any previous parsed source
409: vdoc.set_document(document);
1.9 parser 410: }
411:
1.46 paf 412: static void param_option_over_output_option(Pool& pool,
413: Hash *param_options, const char *option_name,
1.61 paf 414: const String *& output_option) {
415: if(Value *value=static_cast<Value *>(param_options->get(*new(pool) String(pool,
416: option_name))))
417: output_option=&value->as_string();
1.46 paf 418: }
419: static void param_option_over_output_option(Pool& pool,
420: Hash *param_options, const char *option_name,
421: bool& output_option) {
422: if(Value *value=static_cast<Value *>(param_options->get(*new(pool)
423: String(pool, option_name)))) {
424: const String& s=value->as_string();
425: if(s=="yes")
426: output_option=true;
427: else if(s=="no")
428: output_option=false;
429: else
1.87 paf 430: throw Exception("parser.runtime",
1.46 paf 431: &s,
432: "%s must be either 'yes' or 'no'", option_name);
433: }
434: }
435:
1.61 paf 436: static void prepare_output_options(
437: Pool& pool, const String& method_name, MethodParams *params, int index,
438: VXdoc::Output_options& oo) {
1.46 paf 439: /*
440: <xsl:output
441: !method = "xml" | "html" | "text" | qname-but-not-ncname
442: !version = nmtoken
443: !encoding = string
444: !omit-xml-declaration = "yes" | "no"
445: !standalone = "yes" | "no"
446: !doctype-public = string
447: !doctype-system = string
448: cdata-section-elements = qnames
449: !indent = "yes" | "no"
450: !media-type = string />
1.61 paf 451: */
1.1 parser 452:
1.46 paf 453: // configuring with options from parameter...
1.1 parser 454: if(params->size()>index) {
1.20 parser 455: Value& voptions=params->as_no_junction(index, "options must be string");
1.1 parser 456: if(voptions.is_defined()) {
1.34 parser 457: if(Hash *options=voptions.get_hash(&method_name)) {
1.1 parser 458: // $.method[xml|html|text]
459: if(Value *vmethod=static_cast<Value *>(options->get(*new(pool)
460: String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME))))
1.61 paf 461: oo.method=&vmethod->as_string();
1.1 parser 462:
1.46 paf 463: // $.version[1.0]
464: param_option_over_output_option(pool, options, "version", oo.version);
1.1 parser 465: // $.encoding[windows-1251|...]
1.46 paf 466: param_option_over_output_option(pool, options, "encoding", oo.encoding);
467: // $.omit-xml-declaration[yes|no]
1.61 paf 468: param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 469: // $.standalone[yes|no]
470: param_option_over_output_option(pool, options, "standalone", oo.standalone);
471: // $.doctype-public[?]
472: param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic);
473: // $.doctype-system[?]
474: param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem);
475: // $.indent[yes|no]
1.61 paf 476: param_option_over_output_option(pool, options, "indent", oo.indent);
1.46 paf 477: // $.media-type[text/{html|xml|plain}]
478: param_option_over_output_option(pool, options, "media-type", oo.mediaType);
1.19 parser 479: }
1.1 parser 480: }
481: }
482:
1.46 paf 483: // default encoding from pool
1.61 paf 484: if(!oo.encoding)
485: oo.encoding=&pool.get_source_charset().name();
1.46 paf 486: // default method=xml
487: if(!oo.method)
1.61 paf 488: oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
489: // default mediaType = depending on method
490: if(!oo.mediaType) {
491: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
492: oo.mediaType=new(pool) String(pool, "text/xml");
493: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
494: oo.mediaType=new(pool) String(pool, "text/html");
495: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
496: oo.mediaType=new(pool) String(pool, "text/plain");
497: }
498: }
1.46 paf 499:
1.63 paf 500: static void xdoc2buf(Pool& pool, VXdoc& vdoc,
501: const String& method_name, MethodParams *params, int index,
502: VXdoc::Output_options& oo,
503: const String *file_spec,
504: char **parser_buf, size_t *parser_size) {
505: prepare_output_options(pool, method_name, params, index,
1.61 paf 506: oo);
507:
1.63 paf 508: const char *encoding_cstr=oo.encoding->cstr();
509: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
510: if(!encoder)
1.87 paf 511: throw Exception("parser.runtime",
1.63 paf 512: &method_name,
513: "encoding '%s' not supported", encoding_cstr);
1.61 paf 514: // UTF-8 encoder contains empty input/output converters,
515: // which is wrong for xmlOutputBufferCreateIO
516: // while zero encoder goes perfectly
517: if(encoder && strcmp(encoder->name, "UTF-8")==0)
518: encoder=0;
519:
1.62 paf 520: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 521:
1.65 paf 522: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
523: if(!stylesheet.get())
1.87 paf 524: throw Exception(0,
1.61 paf 525: &method_name,
526: "xsltNewStylesheet failed");
527:
1.62 paf 528: #define OOS2STYLE(name) \
1.61 paf 529: stylesheet->name=oo.name?BAD_CAST g_strdup(pool.transcode(*oo.name)->str):0
1.62 paf 530: #define OOE2STYLE(name) \
531: stylesheet->name=oo.name
1.61 paf 532:
1.62 paf 533: OOS2STYLE(method);
534: OOS2STYLE(encoding);
535: OOS2STYLE(mediaType);
536: OOS2STYLE(doctypeSystem);
537: OOS2STYLE(doctypePublic);
538: OOE2STYLE(indent);
539: OOS2STYLE(version);
540: OOE2STYLE(standalone);
541: OOE2STYLE(omitXmlDeclaration);
1.61 paf 542:
1.76 paf 543: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name));
1.81 paf 544: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 545: GdomeException exc=0;
1.87 paf 546: throw Exception(
1.75 paf 547: &method_name,
548: exc);
549: }
1.61 paf 550:
1.54 paf 551: // write out result
1.63 paf 552: char *gnome_buf; size_t gnome_size;
553: if(outputBuffer->conv) {
554: gnome_size=outputBuffer->conv->use;
1.62 paf 555: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 556: } else {
557: gnome_size=outputBuffer->buffer->use;
1.62 paf 558: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 559: }
560: if(file_spec)
1.77 paf 561: file_write(
1.63 paf 562: *file_spec,
563: gnome_buf, gnome_size,
564: true/*as_text*/);
1.74 paf 565: else if(*parser_size=gnome_size) {
1.63 paf 566: *parser_buf=(char *)pool.malloc(gnome_size);
567: memcpy(*parser_buf, gnome_buf, gnome_size);
1.74 paf 568: } else
569: *parser_buf=0;
1.1 parser 570: }
571:
572: static void _file(Request& r, const String& method_name, MethodParams *params) {
573: Pool& pool=r.pool();
1.46 paf 574: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.63 paf 575: VXdoc::Output_options oo(vdoc.output_options);
576: char *buf; size_t buf_size;
577: xdoc2buf(pool, vdoc, method_name, params, 0,
578: oo,
1.64 paf 579: 0/*not to file, to memory*/,
1.63 paf 580: &buf, &buf_size);
581: // write out result
582: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 583:
1.58 paf 584: // write out result
585: VFile& vfile=*new(pool) VFile(pool);
1.63 paf 586: Value *vcontent_type;
1.58 paf 587: VHash *vhcontent_type=new(pool) VHash(pool);
1.63 paf 588: vhcontent_type->hash(&method_name).put(
589: *value_name,
590: new(pool) VString(*oo.mediaType));
591: vhcontent_type->hash(&method_name).put(
592: *new(pool) String(pool, "charset"),
593: new(pool) VString(*oo.encoding));
1.58 paf 594: vcontent_type=vhcontent_type;
595:
596: vfile.set(false/*tainted*/, buf, buf_size, 0/*file_name*/, vcontent_type);
597: r.write_no_lang(vfile);
1.63 paf 598: }
599:
600: static void _save(Request& r, const String& method_name, MethodParams *params) {
601: Pool& pool=r.pool();
602: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
603:
604: const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
605:
606: VXdoc::Output_options oo(vdoc.output_options);
607: xdoc2buf(pool, vdoc, method_name, params, 1,
608: oo,
609: &file_spec,
610: 0, 0);
611: }
612:
613: static void _string(Request& r, const String& method_name, MethodParams *params) {
614: Pool& pool=r.pool();
615: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
616: VXdoc::Output_options oo(vdoc.output_options);
617: char *buf; size_t buf_size;
618: xdoc2buf(pool, vdoc, method_name, params, 0,
619: oo,
1.64 paf 620: 0/*not to file, to memory*/,
1.63 paf 621: &buf, &buf_size);
622: // write out result
623: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 624: }
1.58 paf 625:
1.1 parser 626: static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning,
627: void *info) {
1.59 paf 628: Value *meaning=static_cast<Value *>(ameaning);
629: Pool& pool=meaning->pool();
1.89 paf 630: const char ** & current_transform_param=*(const char ***)info;
631: *current_transform_param++=pool.transcode(aattribute)->str;
632: *current_transform_param++=pool.transcode(meaning->as_string())->str;
1.1 parser 633: }
1.24 parser 634: static void _transform(Request& r, const String& method_name, MethodParams *params) {
1.59 paf 635: //_asm int 3;
1.24 parser 636: Pool& pool=r.pool();
637: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
638:
639: // params
1.59 paf 640: const char **transform_params=0;
1.24 parser 641: if(params->size()>1) {
1.59 paf 642: Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
1.24 parser 643: if(vparams.is_defined())
1.59 paf 644: if(Hash *params=vparams.get_hash(&method_name)) {
1.89 paf 645: const char **current_transform_param=transform_params=
646: (const char **)pool.malloc(sizeof(const char *)*(params->size()*2+1));
647: params->for_each(add_xslt_param, ¤t_transform_param);
1.59 paf 648: transform_params[params->size()*2]=0;
649: } else
1.87 paf 650: throw Exception("parser.runtime",
1.24 parser 651: &method_name,
652: "transform parameters parameter must be hash");
653: }
654:
655: // stylesheet
1.59 paf 656: const String& stylesheet_filespec=r.absolute(params->as_string(0, "file name must be string"));
1.65 paf 657: Stylesheet_connection_ptr connection=stylesheet_manager->get_connection(stylesheet_filespec);
1.24 parser 658:
1.90 ! paf 659: // prepare to transform
1.65 paf 660: xsltStylesheet *stylesheet=connection->stylesheet(false/*nocache*/);
1.76 paf 661: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name));
1.65 paf 662: xsltTransformContext_auto_ptr transformContext(
663: xsltNewTransformContext(stylesheet, document));
1.90 ! paf 664: // make params literal
! 665: if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
! 666: transformContext->globalVars = xmlHashCreate(20);
! 667: xsltQuoteUserParams(transformContext.get(), transform_params);
! 668: // do transform
1.59 paf 669: xmlDoc *transformed=xsltApplyStylesheetUser(
670: stylesheet,
671: document,
1.90 ! paf 672: 0/*already quoted-inserted transform_params*/,
1.59 paf 673: 0/*const char *output*/,
674: 0/*FILE *profile*/,
1.65 paf 675: transformContext.get());
1.66 paf 676: if(!transformed || xmlHaveGenericErrors()) {
677: GdomeException exc=0;
1.87 paf 678: throw Exception(
1.68 paf 679: &stylesheet_filespec,
1.66 paf 680: exc);
681: }
1.42 paf 682:
1.61 paf 683: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
684: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 685: // constructing result
686: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
687: if(!gdomeDocument)
1.87 paf 688: throw Exception(0,
1.59 paf 689: &method_name,
690: "gdome_xml_doc_mkref failed");
691: VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument);
1.61 paf 692: /* grabbing options
693:
694: <xsl:output
695: !method = "xml" | "html" | "text"
696: X| qname-but-not-ncname
697: !version = nmtoken
698: !encoding = string
699: !omit-xml-declaration = "yes" | "no"
700: !standalone = "yes" | "no"
701: !doctype-public = string
702: !doctype-system = string
703: Xcdata-section-elements = qnames
704: !indent = "yes" | "no"
705: !media-type = string />
1.59 paf 706: */
707: memset(&result.output_options, 0, sizeof(result.output_options));
708: VXdoc::Output_options& oo=result.output_options;
709:
1.60 paf 710: oo.method=stylesheet->method?&pool.transcode(stylesheet->method):0;
711: oo.encoding=stylesheet->encoding?&pool.transcode(stylesheet->encoding):0;
712: oo.mediaType=stylesheet->mediaType?&pool.transcode(stylesheet->mediaType):0;
713: oo.doctypeSystem=stylesheet->doctypeSystem?&pool.transcode(stylesheet->doctypeSystem):0;
714: oo.doctypePublic=stylesheet->doctypePublic?&pool.transcode(stylesheet->doctypePublic):0;
1.59 paf 715: oo.indent=stylesheet->indent!=0;
1.60 paf 716: oo.version=stylesheet->version?&pool.transcode(stylesheet->version):0;
1.59 paf 717: oo.standalone=stylesheet->standalone!=0;
718: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
719:
720: // write out result
721: r.write_no_lang(result);
1.1 parser 722: }
723:
1.16 parser 724: // constructor
1.2 parser 725:
1.16 parser 726: MXdoc::MXdoc(Pool& apool) : MXnode(apool) {
727: set_name(*NEW String(pool(), XDOC_CLASS_NAME));
1.2 parser 728:
1.16 parser 729: /// @test how to create empty type html?
1.2 parser 730:
1.16 parser 731: /// DOM1
1.2 parser 732:
1.16 parser 733: // Element createElement(in DOMString tagName) raises(DOMException);
734: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
735: // DocumentFragment createDocumentFragment();
736: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
737: // Text createTextNode(in DOMString data);
738: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
739: // Comment createComment(in DOMString data);
740: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
741: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
742: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
743: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
744: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
745: // Attr createAttribute(in DOMString name) raises(DOMException);
746: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
747: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
748: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.2 parser 749:
1.79 paf 750: /// DOM2
1.2 parser 751:
1.16 parser 752: // ^xdoc.getElementById[elementId]
753: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 754:
755: // Node (in Node importedNode, in boolean deep) raises(DOMException)
756: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.1 parser 757:
1.16 parser 758: /// parser
759:
1.54 paf 760: // ^xdoc::create{qualifiedName}
1.83 paf 761: // ^xdoc::_create[<some>xml</some>]
1.54 paf 762: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 1);
1.83 paf 763: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
764: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 765:
766: // ^xdoc::load[some.xml]
767: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1);
768:
1.2 parser 769: // ^xdoc.save[some.xml]
770: // ^xdoc.save[some.xml;options hash]
1.1 parser 771: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
772:
1.2 parser 773: // ^xdoc.string[] <doc/>
774: // ^xdoc.string[options hash] <doc/>
1.1 parser 775: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
776:
1.2 parser 777: // ^xdoc.file[] file with "<doc/>"
778: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 779: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 780:
1.8 parser 781: // ^xdoc.transform[stylesheet file_name]
782: // ^xdoc.transform[stylesheet file_name;params hash]
1.59 paf 783: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 784:
1.1 parser 785: }
1.5 parser 786:
787: void MXdoc::configure_admin(Request& r) {
788: }
789:
1.1 parser 790: // global variable
791:
792: Methoded *Xdoc_class;
793:
794: // creator
795:
796: #endif
797:
798: Methoded *MXdoc_create(Pool& pool) {
799: return
800: #ifdef XML
1.33 parser 801: Xdoc_class=new(pool) MXdoc(pool)
1.1 parser 802: #else
803: 0
804: #endif
805: ;
806: }
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