Annotation of parser3/src/classes/xdoc.C, revision 1.85
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:
1.85 ! paf 7: $Id: xdoc.C,v 1.84 2002/02/08 07:27:41 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"
1.59 paf 28:
1.1 parser 29: // defines
30:
31: #define XDOC_CLASS_NAME "xdoc"
32:
33: #define XDOC_OUTPUT_METHOD_OPTION_NAME "method"
34: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "xml"
35: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html"
36: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text"
37:
38: // class
39:
40: class MXdoc : public MXnode {
41: public: // VStateless_class
1.54 paf 42: Value *create_new_value(Pool& pool) { return new(pool) VXdoc(pool, 0); }
1.1 parser 43:
44: public:
45: MXdoc(Pool& pool);
46:
47: public: // Methoded
48: bool used_directly() { return true; }
1.5 parser 49: void configure_admin(Request& r);
1.1 parser 50: };
51:
1.61 paf 52: // helper classes
53:
54: class xmlOutputBuffer_auto_ptr {
55: public:
1.67 paf 56: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_APtr = 0)
57: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.61 paf 58: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
59: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
60: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
61: {if (this != &_Y)
62: {if (_Ptr != _Y.get())
63: {if (_Owns && _Ptr)
64: xmlOutputBufferClose(_Ptr);
65: _Owns = _Y._Owns; }
66: else if (_Y._Owns)
67: _Owns = true;
68: _Ptr = _Y.release(); }
69: return (*this); }
70: ~xmlOutputBuffer_auto_ptr()
71: {if (_Owns && _Ptr)
72: xmlOutputBufferClose(_Ptr); }
73: xmlOutputBuffer& operator*() const
74: {return (*get()); }
75: xmlOutputBuffer *operator->() const
76: {return (get()); }
77: xmlOutputBuffer *get() const
78: {return (_Ptr); }
79: xmlOutputBuffer *release() const
80: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
81: return (_Ptr); }
82: private:
83: bool _Owns;
84: xmlOutputBuffer *_Ptr;
85: };
86:
1.65 paf 87: class xsltTransformContext_auto_ptr {
88: public:
1.67 paf 89: explicit xsltTransformContext_auto_ptr(xsltTransformContext *_APtr = 0)
90: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 91: xsltTransformContext_auto_ptr(const xsltTransformContext_auto_ptr& _Y)
92: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
93: xsltTransformContext_auto_ptr& operator=(const xsltTransformContext_auto_ptr& _Y)
94: {if (this != &_Y)
95: {if (_Ptr != _Y.get())
96: {if (_Owns && _Ptr)
97: xsltFreeTransformContext(_Ptr);
98: _Owns = _Y._Owns; }
99: else if (_Y._Owns)
100: _Owns = true;
101: _Ptr = _Y.release(); }
102: return (*this); }
103: ~xsltTransformContext_auto_ptr()
104: {if (_Owns && _Ptr)
105: xsltFreeTransformContext(_Ptr); }
106: xsltTransformContext& operator*() const
107: {return (*get()); }
108: xsltTransformContext *operator->() const
109: {return (get()); }
110: xsltTransformContext *get() const
111: {return (_Ptr); }
112: xsltTransformContext *release() const
113: {((xsltTransformContext_auto_ptr *)this)->_Owns = false;
114: return (_Ptr); }
115: private:
116: bool _Owns;
117: xsltTransformContext *_Ptr;
118: };
1.61 paf 119:
1.65 paf 120: class xsltStylesheet_auto_ptr {
121: public:
1.67 paf 122: explicit xsltStylesheet_auto_ptr(xsltStylesheet *_APtr = 0)
123: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 124: xsltStylesheet_auto_ptr(const xsltStylesheet_auto_ptr& _Y)
125: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
126: xsltStylesheet_auto_ptr& operator=(const xsltStylesheet_auto_ptr& _Y)
127: {if (this != &_Y)
128: {if (_Ptr != _Y.get())
129: {if (_Owns && _Ptr)
130: xsltFreeStylesheet(_Ptr);
131: _Owns = _Y._Owns; }
132: else if (_Y._Owns)
133: _Owns = true;
134: _Ptr = _Y.release(); }
135: return (*this); }
136: ~xsltStylesheet_auto_ptr()
137: {if (_Owns && _Ptr)
138: xsltFreeStylesheet(_Ptr); }
139: xsltStylesheet& operator*() const
140: {return (*get()); }
141: xsltStylesheet *operator->() const
142: {return (get()); }
143: xsltStylesheet *get() const
144: {return (_Ptr); }
145: xsltStylesheet *release() const
146: {((xsltStylesheet_auto_ptr *)this)->_Owns = false;
147: return (_Ptr); }
148: private:
149: bool _Owns;
150: xsltStylesheet *_Ptr;
151: };
1.61 paf 152:
1.1 parser 153: // methods
154:
1.54 paf 155: static void writeNode(Request& r, const String& method_name, GdomeNode *node,
156: GdomeException exc) {
157: if(!node || exc)
158: throw Exception(0, 0,
159: &method_name,
160: exc);
161:
162: Pool& pool=r.pool();
163:
164: // write out result
165: VXnode& result=*new(pool) VXnode(pool, node);
166: r.write_no_lang(result);
167: }
168:
1.16 parser 169: // Element createElement(in DOMString tagName) raises(DOMException);
170: static void _createElement(Request& r, const String& method_name, MethodParams *params) {
171: Pool& pool=r.pool();
172: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
173:
1.39 paf 174: const String& tagName=params->as_string(0, "tagName must be string");
1.16 parser 175:
1.54 paf 176: GdomeException exc;
177: GdomeNode *node=
178: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(&method_name),
1.57 paf 179: pool.transcode(tagName).get(),
1.54 paf 180: &exc);
181: writeNode(r, method_name, node, exc);
1.16 parser 182: }
183:
184: // DocumentFragment createDocumentFragment()
1.26 parser 185: static void _createDocumentFragment(Request& r, const String& method_name, MethodParams *) {
1.16 parser 186: Pool& pool=r.pool();
187: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
188:
1.54 paf 189: GdomeException exc;
190: GdomeNode *node=
191: (GdomeNode *)gdome_doc_createDocumentFragment(
192: vdoc.get_document(&method_name),
193: &exc);
194: writeNode(r, method_name, node, exc);
1.16 parser 195: }
196:
197: // Text createTextNode(in DOMString data);
198: static void _createTextNode(Request& r, const String& method_name, MethodParams *params) {
199: Pool& pool=r.pool();
200: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
201:
1.40 paf 202: const String& data=params->as_string(0, "data must be string");
1.16 parser 203:
1.54 paf 204: GdomeException exc;
205: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
206: vdoc.get_document(&method_name),
1.57 paf 207: pool.transcode(data).get(),
1.54 paf 208: &exc);
209: writeNode(r, method_name, node, exc);
1.16 parser 210: }
211:
212: // Comment createComment(in DOMString data)
213: static void _createComment(Request& r, const String& method_name, MethodParams *params) {
214: Pool& pool=r.pool();
215: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
216:
1.26 parser 217: const String& data=params->as_string(0, "data must be string");
1.16 parser 218:
1.54 paf 219: GdomeException exc;
220: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
221: vdoc.get_document(&method_name),
1.57 paf 222: pool.transcode(data).get(),
1.54 paf 223: &exc);
224: writeNode(r, method_name, node, exc);
1.16 parser 225: }
226:
227: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
228: static void _createCDATASection(Request& r, const String& method_name, MethodParams *params) {
229: Pool& pool=r.pool();
230: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
231:
1.26 parser 232: const String& data=params->as_string(0, "data must be string");
1.16 parser 233:
1.54 paf 234: GdomeException exc;
235: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
236: vdoc.get_document(&method_name),
1.57 paf 237: pool.transcode(data).get(),
1.54 paf 238: &exc);
239: writeNode(r, method_name, node, exc);
1.16 parser 240: }
241:
242: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
243: static void _createProcessingInstruction(Request& r, const String& method_name, MethodParams *params) {
244: Pool& pool=r.pool();
245: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
246:
1.26 parser 247: const String& target=params->as_string(0, "data must be string");
248: const String& data=params->as_string(1, "data must be string");
1.16 parser 249:
1.54 paf 250: GdomeException exc;
251: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
252: vdoc.get_document(&method_name),
1.57 paf 253: pool.transcode(target).get(),
254: pool.transcode(data).get(),
1.54 paf 255: &exc);
256: writeNode(r, method_name, node, exc);
1.16 parser 257: }
258:
259: // Attr createAttribute(in DOMString name) raises(DOMException);
260: static void _createAttribute(Request& r, const String& method_name, MethodParams *params) {
261: Pool& pool=r.pool();
262: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
263:
1.26 parser 264: const String& name=params->as_string(0, "name must be string");
1.16 parser 265:
1.54 paf 266: GdomeException exc;
267: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
268: vdoc.get_document(&method_name),
1.57 paf 269: pool.transcode(name).get(),
1.54 paf 270: &exc);
271: writeNode(r, method_name, node, exc);
1.16 parser 272: }
273: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
274: static void _createEntityReference(Request& r, const String& method_name, MethodParams *params) {
275: Pool& pool=r.pool();
276: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
277:
1.26 parser 278: const String& name=params->as_string(0, "name must be string");
1.16 parser 279:
1.54 paf 280: GdomeException exc;
281: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
282: vdoc.get_document(&method_name),
1.57 paf 283: pool.transcode(name).get(),
1.54 paf 284: &exc);
285: writeNode(r, method_name, node, exc);
1.16 parser 286: }
287:
288: static void _getElementsByTagName(Request& r, const String& method_name, MethodParams *params) {
289: Pool& pool=r.pool();
290: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
291:
1.54 paf 292: const String& name=params->as_string(0, "name must be string");
1.16 parser 293:
1.54 paf 294: GdomeException exc;
1.16 parser 295: VHash& result=*new(pool) VHash(pool);
1.54 paf 296: if(GdomeNodeList *nodes=
297: gdome_doc_getElementsByTagName(
298: vdoc.get_document(&method_name),
1.57 paf 299: pool.transcode(name).get(),
1.54 paf 300: &exc)) {
301: gulong length=gdome_nl_length(nodes, &exc);
302: for(gulong i=0; i<length; i++) {
1.16 parser 303: String& skey=*new(pool) String(pool);
304: {
305: char *buf=(char *)pool.malloc(MAX_NUMBER);
306: snprintf(buf, MAX_NUMBER, "%d", i);
307: skey << buf;
308: }
309:
1.54 paf 310: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 311: }
312: }
313:
314: // write out result
315: r.write_no_lang(result);
316: }
317:
318: static void _getElementsByTagNameNS(Request& r, const String& method_name, MethodParams *params) {
319: Pool& pool=r.pool();
320: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
321:
322: // namespaceURI;localName
1.54 paf 323: const String& namespaceURI=params->as_string(0, "namespaceURI must be string");
324: const String& localName=params->as_string(0, "localName must be string");
1.16 parser 325:
1.54 paf 326: GdomeException exc;
1.16 parser 327: VHash& result=*new(pool) VHash(pool);
1.54 paf 328: if(GdomeNodeList *nodes=
329: gdome_doc_getElementsByTagNameNS(
330: vdoc.get_document(&method_name),
1.57 paf 331: pool.transcode(namespaceURI).get(),
332: pool.transcode(localName).get(),
1.54 paf 333: &exc)) {
334: gulong length=gdome_nl_length(nodes, &exc);
335: for(gulong i=0; i<length; i++) {
1.16 parser 336: String& skey=*new(pool) String(pool);
337: {
338: char *buf=(char *)pool.malloc(MAX_NUMBER);
339: snprintf(buf, MAX_NUMBER, "%d", i);
340: skey << buf;
341: }
342:
1.54 paf 343: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 344: }
345: }
346:
1.54 paf 347:
1.16 parser 348: // write out result
349: r.write_no_lang(result);
350: }
351:
1.54 paf 352: static void _getElementById(Request& r, const String& method_name, MethodParams *params) {
353: Pool& pool=r.pool();
354: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.16 parser 355:
1.54 paf 356: // elementId
357: const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 358:
1.54 paf 359: GdomeException exc;
360: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
361: vdoc.get_document(&method_name),
1.57 paf 362: pool.transcode(elementId).get(),
1.54 paf 363: &exc)) {
364: // write out result
365: VXnode& result=*new(pool) VXnode(pool, node);
366: r.write_no_lang(result);
1.66 paf 367: } else if(exc || xmlHaveGenericErrors())
1.54 paf 368: throw Exception(0, 0,
369: &method_name,
370: exc);
371: }
1.79 paf 372:
373: static void _importNode(Request& r, const String& method_name, MethodParams *params) {
374: Pool& pool=r.pool();
375: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
376:
377: GdomeNode *importedNode=
378: as_node(pool, method_name, params, 0, "importedNode must be node");
379: bool deep=
380: params->as_bool(1, "deep must be bool", r);
381:
382: GdomeException exc;
383: GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(&method_name),
384: importedNode,
385: deep, &exc);
386: if(exc)
387: throw Exception(0, 0,
388: &method_name,
389: exc);
390:
391: // write out result
392: r.write_no_lang(*new(pool) VXnode(pool, outputNode));
393: }
1.54 paf 394: /*
395: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
396: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
397: */
1.1 parser 398:
399:
1.54 paf 400: static void _create(Request& r, const String& method_name, MethodParams *params) {
401: //_asm int 3;
402: Pool& pool=r.pool();
403: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.1 parser 404:
1.83 paf 405: Value& param=params->get(0);
406: GdomeDocument *document;
407: if(param.get_junction()) { // {<tag/>}
408: Temp_lang temp_lang(r, String::UL_XML);
409: const String& xml=r.process(param).as_string();
410:
411: const char *cstr=xml.cstr(String::UL_UNSPECIFIED);
412: document=(GdomeDocument *)
413: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
414: cstr, strlen(cstr)
415: ));
416: if(!document || xmlHaveGenericErrors()) {
417: GdomeException exc=0;
418: throw Exception(0, 0,
419: &method_name,
420: exc);
421: }
422: } else { // [name]
423: const String& qualifiedName=param.as_string();
1.1 parser 424:
1.83 paf 425: GdomeException exc;
426: /*
427: GdomeDocumentType *documentType=gdome_di_createDocumentType (
428: docimpl,
429: pool.transcode(qualifiedName),
430: 0/*publicId* /,
431: 0/*systemId* /,
432: &exc);
433: if(!documentType || exc || xmlHaveGenericErrors())
434: throw Exception(0, 0,
435: &method_name,
436: exc);
437: */
438: document=gdome_di_createDocument (domimpl,
439: 0/*namespaceURI*/,
440: pool.transcode(qualifiedName).get(),
441: 0/*doctype*/,
442: &exc);
443: if(!document || exc || xmlHaveGenericErrors())
444: throw Exception(0, 0,
445: &method_name,
446: exc);
1.9 parser 447:
1.83 paf 448: /// +xalan createXMLDecl ?
1.73 paf 449: }
1.54 paf 450: // replace any previous parsed source
451: vdoc.set_document(document);
1.9 parser 452: }
453:
1.54 paf 454: static void _load(Request& r, const String& method_name, MethodParams *params) {
455: Pool& pool=r.pool();
456: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 457:
1.54 paf 458: // filespec
459: const String& file_name=params->as_string(0, "uri must be string");
460: const String& uri=r.absolute(file_name);
461:
1.73 paf 462: GdomeDocument *document=(GdomeDocument *)
463: gdome_xml_n_mkref((xmlNode *)xmlParseFile(uri.cstr()));
464: if(!document || xmlHaveGenericErrors()) {
465: GdomeException exc=0;
1.54 paf 466: throw Exception(0, 0,
1.69 paf 467: &uri,
1.54 paf 468: exc);
1.73 paf 469: }
1.9 parser 470:
1.54 paf 471: // replace any previous parsed source
472: vdoc.set_document(document);
1.9 parser 473: }
474:
1.46 paf 475: static void param_option_over_output_option(Pool& pool,
476: Hash *param_options, const char *option_name,
1.61 paf 477: const String *& output_option) {
478: if(Value *value=static_cast<Value *>(param_options->get(*new(pool) String(pool,
479: option_name))))
480: output_option=&value->as_string();
1.46 paf 481: }
482: static void param_option_over_output_option(Pool& pool,
483: Hash *param_options, const char *option_name,
484: bool& output_option) {
485: if(Value *value=static_cast<Value *>(param_options->get(*new(pool)
486: String(pool, option_name)))) {
487: const String& s=value->as_string();
488: if(s=="yes")
489: output_option=true;
490: else if(s=="no")
491: output_option=false;
492: else
493: throw Exception(0, 0,
494: &s,
495: "%s must be either 'yes' or 'no'", option_name);
496: }
497: }
498:
1.61 paf 499: static void prepare_output_options(
500: Pool& pool, const String& method_name, MethodParams *params, int index,
501: VXdoc::Output_options& oo) {
1.46 paf 502: /*
503: <xsl:output
504: !method = "xml" | "html" | "text" | qname-but-not-ncname
505: !version = nmtoken
506: !encoding = string
507: !omit-xml-declaration = "yes" | "no"
508: !standalone = "yes" | "no"
509: !doctype-public = string
510: !doctype-system = string
511: cdata-section-elements = qnames
512: !indent = "yes" | "no"
513: !media-type = string />
1.61 paf 514: */
1.1 parser 515:
1.46 paf 516: // configuring with options from parameter...
1.1 parser 517: if(params->size()>index) {
1.20 parser 518: Value& voptions=params->as_no_junction(index, "options must be string");
1.1 parser 519: if(voptions.is_defined()) {
1.34 parser 520: if(Hash *options=voptions.get_hash(&method_name)) {
1.1 parser 521: // $.method[xml|html|text]
522: if(Value *vmethod=static_cast<Value *>(options->get(*new(pool)
523: String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME))))
1.61 paf 524: oo.method=&vmethod->as_string();
1.1 parser 525:
1.46 paf 526: // $.version[1.0]
527: param_option_over_output_option(pool, options, "version", oo.version);
1.1 parser 528: // $.encoding[windows-1251|...]
1.46 paf 529: param_option_over_output_option(pool, options, "encoding", oo.encoding);
530: // $.omit-xml-declaration[yes|no]
1.61 paf 531: param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 532: // $.standalone[yes|no]
533: param_option_over_output_option(pool, options, "standalone", oo.standalone);
534: // $.doctype-public[?]
535: param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic);
536: // $.doctype-system[?]
537: param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem);
538: // $.indent[yes|no]
1.61 paf 539: param_option_over_output_option(pool, options, "indent", oo.indent);
1.46 paf 540: // $.media-type[text/{html|xml|plain}]
541: param_option_over_output_option(pool, options, "media-type", oo.mediaType);
1.19 parser 542: }
1.1 parser 543: }
544: }
545:
1.46 paf 546: // default encoding from pool
1.61 paf 547: if(!oo.encoding)
548: oo.encoding=&pool.get_source_charset().name();
1.46 paf 549: // default method=xml
550: if(!oo.method)
1.61 paf 551: oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
552: // default mediaType = depending on method
553: if(!oo.mediaType) {
554: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
555: oo.mediaType=new(pool) String(pool, "text/xml");
556: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
557: oo.mediaType=new(pool) String(pool, "text/html");
558: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
559: oo.mediaType=new(pool) String(pool, "text/plain");
560: }
561: }
1.46 paf 562:
1.63 paf 563: static void xdoc2buf(Pool& pool, VXdoc& vdoc,
564: const String& method_name, MethodParams *params, int index,
565: VXdoc::Output_options& oo,
566: const String *file_spec,
567: char **parser_buf, size_t *parser_size) {
568: prepare_output_options(pool, method_name, params, index,
1.61 paf 569: oo);
570:
1.63 paf 571: const char *encoding_cstr=oo.encoding->cstr();
572: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
573: if(!encoder)
574: throw Exception(0, 0,
575: &method_name,
576: "encoding '%s' not supported", encoding_cstr);
1.61 paf 577: // UTF-8 encoder contains empty input/output converters,
578: // which is wrong for xmlOutputBufferCreateIO
579: // while zero encoder goes perfectly
580: if(encoder && strcmp(encoder->name, "UTF-8")==0)
581: encoder=0;
582:
1.62 paf 583: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 584:
1.65 paf 585: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
586: if(!stylesheet.get())
1.61 paf 587: throw Exception(0, 0,
588: &method_name,
589: "xsltNewStylesheet failed");
590:
1.62 paf 591: #define OOS2STYLE(name) \
1.61 paf 592: stylesheet->name=oo.name?BAD_CAST g_strdup(pool.transcode(*oo.name)->str):0
1.62 paf 593: #define OOE2STYLE(name) \
594: stylesheet->name=oo.name
1.61 paf 595:
1.62 paf 596: OOS2STYLE(method);
597: OOS2STYLE(encoding);
598: OOS2STYLE(mediaType);
599: OOS2STYLE(doctypeSystem);
600: OOS2STYLE(doctypePublic);
601: OOE2STYLE(indent);
602: OOS2STYLE(version);
603: OOE2STYLE(standalone);
604: OOE2STYLE(omitXmlDeclaration);
1.61 paf 605:
1.76 paf 606: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name));
1.81 paf 607: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 608: GdomeException exc=0;
609: throw Exception(0, 0,
610: &method_name,
611: exc);
612: }
1.61 paf 613:
1.54 paf 614: // write out result
1.63 paf 615: char *gnome_buf; size_t gnome_size;
616: if(outputBuffer->conv) {
617: gnome_size=outputBuffer->conv->use;
1.62 paf 618: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 619: } else {
620: gnome_size=outputBuffer->buffer->use;
1.62 paf 621: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 622: }
623: if(file_spec)
1.77 paf 624: file_write(
1.63 paf 625: *file_spec,
626: gnome_buf, gnome_size,
627: true/*as_text*/);
1.74 paf 628: else if(*parser_size=gnome_size) {
1.63 paf 629: *parser_buf=(char *)pool.malloc(gnome_size);
630: memcpy(*parser_buf, gnome_buf, gnome_size);
1.74 paf 631: } else
632: *parser_buf=0;
1.1 parser 633: }
634:
635: static void _file(Request& r, const String& method_name, MethodParams *params) {
636: Pool& pool=r.pool();
1.46 paf 637: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.63 paf 638: VXdoc::Output_options oo(vdoc.output_options);
639: char *buf; size_t buf_size;
640: xdoc2buf(pool, vdoc, method_name, params, 0,
641: oo,
1.64 paf 642: 0/*not to file, to memory*/,
1.63 paf 643: &buf, &buf_size);
644: // write out result
645: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 646:
1.58 paf 647: // write out result
648: VFile& vfile=*new(pool) VFile(pool);
1.63 paf 649: Value *vcontent_type;
1.58 paf 650: VHash *vhcontent_type=new(pool) VHash(pool);
1.63 paf 651: vhcontent_type->hash(&method_name).put(
652: *value_name,
653: new(pool) VString(*oo.mediaType));
654: vhcontent_type->hash(&method_name).put(
655: *new(pool) String(pool, "charset"),
656: new(pool) VString(*oo.encoding));
1.58 paf 657: vcontent_type=vhcontent_type;
658:
659: vfile.set(false/*tainted*/, buf, buf_size, 0/*file_name*/, vcontent_type);
660: r.write_no_lang(vfile);
1.63 paf 661: }
662:
663: static void _save(Request& r, const String& method_name, MethodParams *params) {
664: Pool& pool=r.pool();
665: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
666:
667: const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
668:
669: VXdoc::Output_options oo(vdoc.output_options);
670: xdoc2buf(pool, vdoc, method_name, params, 1,
671: oo,
672: &file_spec,
673: 0, 0);
674: }
675:
676: static void _string(Request& r, const String& method_name, MethodParams *params) {
677: Pool& pool=r.pool();
678: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
679: VXdoc::Output_options oo(vdoc.output_options);
680: char *buf; size_t buf_size;
681: xdoc2buf(pool, vdoc, method_name, params, 0,
682: oo,
1.64 paf 683: 0/*not to file, to memory*/,
1.63 paf 684: &buf, &buf_size);
685: // write out result
686: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 687: }
1.58 paf 688:
1.1 parser 689: static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning,
690: void *info) {
1.59 paf 691: Value *meaning=static_cast<Value *>(ameaning);
692: Pool& pool=meaning->pool();
693: const char **transform_params=(const char **)info;
694: *transform_params++=pool.transcode(aattribute)->str;
695: *transform_params++=pool.transcode(meaning->as_string())->str;
1.1 parser 696: }
1.24 parser 697: static void _transform(Request& r, const String& method_name, MethodParams *params) {
1.59 paf 698: //_asm int 3;
1.24 parser 699: Pool& pool=r.pool();
700: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
701:
702: // params
1.59 paf 703: const char **transform_params=0;
1.24 parser 704: if(params->size()>1) {
1.59 paf 705: Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
1.24 parser 706: if(vparams.is_defined())
1.59 paf 707: if(Hash *params=vparams.get_hash(&method_name)) {
708: transform_params=
709: (const char **)pool.malloc(sizeof(const char *)*params->size()*2+1);
710: params->for_each(add_xslt_param, transform_params);
711: transform_params[params->size()*2]=0;
712: } else
1.29 parser 713: throw Exception(0, 0,
1.24 parser 714: &method_name,
715: "transform parameters parameter must be hash");
716: }
717:
718: // stylesheet
1.59 paf 719: const String& stylesheet_filespec=r.absolute(params->as_string(0, "file name must be string"));
1.65 paf 720: Stylesheet_connection_ptr connection=stylesheet_manager->get_connection(stylesheet_filespec);
1.24 parser 721:
722: // transform
1.65 paf 723: xsltStylesheet *stylesheet=connection->stylesheet(false/*nocache*/);
1.76 paf 724: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name));
1.65 paf 725: xsltTransformContext_auto_ptr transformContext(
726: xsltNewTransformContext(stylesheet, document));
1.59 paf 727: xmlDoc *transformed=xsltApplyStylesheetUser(
728: stylesheet,
729: document,
730: transform_params,
731: 0/*const char *output*/,
732: 0/*FILE *profile*/,
1.65 paf 733: transformContext.get());
1.66 paf 734: if(!transformed || xmlHaveGenericErrors()) {
735: GdomeException exc=0;
1.59 paf 736: throw Exception(0, 0,
1.68 paf 737: &stylesheet_filespec,
1.66 paf 738: exc);
739: }
1.42 paf 740:
1.61 paf 741: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
742: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 743: // constructing result
744: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
745: if(!gdomeDocument)
746: throw Exception(0, 0,
747: &method_name,
748: "gdome_xml_doc_mkref failed");
749: VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument);
1.61 paf 750: /* grabbing options
751:
752: <xsl:output
753: !method = "xml" | "html" | "text"
754: X| qname-but-not-ncname
755: !version = nmtoken
756: !encoding = string
757: !omit-xml-declaration = "yes" | "no"
758: !standalone = "yes" | "no"
759: !doctype-public = string
760: !doctype-system = string
761: Xcdata-section-elements = qnames
762: !indent = "yes" | "no"
763: !media-type = string />
1.59 paf 764: */
765: memset(&result.output_options, 0, sizeof(result.output_options));
766: VXdoc::Output_options& oo=result.output_options;
767:
1.60 paf 768: oo.method=stylesheet->method?&pool.transcode(stylesheet->method):0;
769: oo.encoding=stylesheet->encoding?&pool.transcode(stylesheet->encoding):0;
770: oo.mediaType=stylesheet->mediaType?&pool.transcode(stylesheet->mediaType):0;
771: oo.doctypeSystem=stylesheet->doctypeSystem?&pool.transcode(stylesheet->doctypeSystem):0;
772: oo.doctypePublic=stylesheet->doctypePublic?&pool.transcode(stylesheet->doctypePublic):0;
1.59 paf 773: oo.indent=stylesheet->indent!=0;
1.60 paf 774: oo.version=stylesheet->version?&pool.transcode(stylesheet->version):0;
1.59 paf 775: oo.standalone=stylesheet->standalone!=0;
776: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
777:
778: // write out result
779: r.write_no_lang(result);
1.1 parser 780: }
781:
1.16 parser 782: // constructor
1.2 parser 783:
1.16 parser 784: MXdoc::MXdoc(Pool& apool) : MXnode(apool) {
785: set_name(*NEW String(pool(), XDOC_CLASS_NAME));
1.2 parser 786:
1.16 parser 787: /// @test how to create empty type html?
1.2 parser 788:
1.16 parser 789: /// DOM1
1.2 parser 790:
1.16 parser 791: // Element createElement(in DOMString tagName) raises(DOMException);
792: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
793: // DocumentFragment createDocumentFragment();
794: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
795: // Text createTextNode(in DOMString data);
796: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
797: // Comment createComment(in DOMString data);
798: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
799: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
800: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
801: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
802: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
803: // Attr createAttribute(in DOMString name) raises(DOMException);
804: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
805: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
806: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
807: // NodeList getElementsByTagName(in DOMString tagname);
1.54 paf 808: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
809: // ^xdoc.getElementsByTagNameNS[namespaceURI;localName] = array of nodes
810: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.2 parser 811:
1.79 paf 812: /// DOM2
1.2 parser 813:
1.16 parser 814: // ^xdoc.getElementById[elementId]
815: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 816:
817: // Node (in Node importedNode, in boolean deep) raises(DOMException)
818: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.1 parser 819:
1.16 parser 820: /// parser
821:
1.54 paf 822: // ^xdoc::create{qualifiedName}
1.83 paf 823: // ^xdoc::_create[<some>xml</some>]
1.54 paf 824: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 1);
1.83 paf 825: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
826: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 827:
828: // ^xdoc::load[some.xml]
829: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1);
830:
1.2 parser 831: // ^xdoc.save[some.xml]
832: // ^xdoc.save[some.xml;options hash]
1.1 parser 833: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
834:
1.2 parser 835: // ^xdoc.string[] <doc/>
836: // ^xdoc.string[options hash] <doc/>
1.1 parser 837: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
838:
1.2 parser 839: // ^xdoc.file[] file with "<doc/>"
840: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 841: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 842:
1.8 parser 843: // ^xdoc.transform[stylesheet file_name]
844: // ^xdoc.transform[stylesheet file_name;params hash]
1.59 paf 845: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 846:
1.1 parser 847: }
1.5 parser 848:
849: void MXdoc::configure_admin(Request& r) {
850: }
851:
1.1 parser 852: // global variable
853:
854: Methoded *Xdoc_class;
855:
856: // creator
857:
858: #endif
859:
860: Methoded *MXdoc_create(Pool& pool) {
861: return
862: #ifdef XML
1.33 parser 863: Xdoc_class=new(pool) MXdoc(pool)
1.1 parser 864: #else
865: 0
866: #endif
867: ;
868: }
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