Annotation of parser3/src/classes/xdoc.C, revision 1.108.2.15
1.1 parser 1: /** @file
1.2 parser 2: Parser: @b xdoc parser class.
1.1 parser 3:
1.108.2.2 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.85 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.96 paf 6: */
1.1 parser 7:
1.80 paf 8: #include "classes.h"
1.1 parser 9: #ifdef XML
1.96 paf 10:
1.108.2.15! paf 11: static const char* IDENT_XDOC_C="$Date: 2003/03/07 09:17:19 $";
1.108.2.4 paf 12:
13: #include "pa_vmethod_frame.h"
1.1 parser 14:
1.82 paf 15: #include "pa_stylesheet_connection.h"
16: #include "pa_request.h"
17: #include "pa_vxdoc.h"
18: #include "pa_charset.h"
19: #include "pa_vfile.h"
20: #include "xnode.h"
21:
1.69 paf 22: #include "gdome.h"
23: #include "libxml/tree.h"
24: extern "C" {
25: #include "gdomecore/gdome-xml-node.h"
26: #include "gdomecore/gdome-xml-document.h"
27: };
28: #include "libxslt/xsltInternals.h"
29: #include "libxslt/transform.h"
30: #include "libxslt/xsltutils.h"
1.90 paf 31: #include "libxslt/variables.h"
1.59 paf 32:
1.1 parser 33: // defines
34:
35: #define XDOC_CLASS_NAME "xdoc"
36:
37: #define XDOC_OUTPUT_METHOD_OPTION_NAME "method"
38: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "xml"
39: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html"
40: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text"
41:
42: // class
43:
1.108.2.9 paf 44: class MXdoc: public MXnode {
1.1 parser 45: public: // VStateless_class
1.108.2.13 paf 46: ValuePtr create_new_value() { return ValuePtr(new VXdoc(0, 0)); }
1.1 parser 47:
48: public:
1.108.2.13 paf 49: MXdoc();
1.1 parser 50:
51: public: // Methoded
1.5 parser 52: void configure_admin(Request& r);
1.1 parser 53: };
54:
1.108.2.7 paf 55: // global variable
56:
1.108.2.12 paf 57: DECLARE_CLASS_VAR(xdoc, new MXdoc, 0);
1.108.2.7 paf 58:
1.61 paf 59: // helper classes
60:
61: class xmlOutputBuffer_auto_ptr {
62: public:
1.67 paf 63: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_APtr = 0)
64: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.61 paf 65: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
66: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
67: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
68: {if (this != &_Y)
69: {if (_Ptr != _Y.get())
70: {if (_Owns && _Ptr)
71: xmlOutputBufferClose(_Ptr);
72: _Owns = _Y._Owns; }
73: else if (_Y._Owns)
74: _Owns = true;
75: _Ptr = _Y.release(); }
76: return (*this); }
77: ~xmlOutputBuffer_auto_ptr()
78: {if (_Owns && _Ptr)
79: xmlOutputBufferClose(_Ptr); }
80: xmlOutputBuffer& operator*() const
81: {return (*get()); }
82: xmlOutputBuffer *operator->() const
83: {return (get()); }
84: xmlOutputBuffer *get() const
85: {return (_Ptr); }
86: xmlOutputBuffer *release() const
87: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
88: return (_Ptr); }
89: private:
90: bool _Owns;
91: xmlOutputBuffer *_Ptr;
92: };
93:
1.65 paf 94: class xsltTransformContext_auto_ptr {
95: public:
1.67 paf 96: explicit xsltTransformContext_auto_ptr(xsltTransformContext *_APtr = 0)
97: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 98: xsltTransformContext_auto_ptr(const xsltTransformContext_auto_ptr& _Y)
99: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
100: xsltTransformContext_auto_ptr& operator=(const xsltTransformContext_auto_ptr& _Y)
101: {if (this != &_Y)
102: {if (_Ptr != _Y.get())
103: {if (_Owns && _Ptr)
104: xsltFreeTransformContext(_Ptr);
105: _Owns = _Y._Owns; }
106: else if (_Y._Owns)
107: _Owns = true;
108: _Ptr = _Y.release(); }
109: return (*this); }
110: ~xsltTransformContext_auto_ptr()
111: {if (_Owns && _Ptr)
112: xsltFreeTransformContext(_Ptr); }
113: xsltTransformContext& operator*() const
114: {return (*get()); }
115: xsltTransformContext *operator->() const
116: {return (get()); }
117: xsltTransformContext *get() const
118: {return (_Ptr); }
119: xsltTransformContext *release() const
120: {((xsltTransformContext_auto_ptr *)this)->_Owns = false;
121: return (_Ptr); }
122: private:
123: bool _Owns;
124: xsltTransformContext *_Ptr;
125: };
1.61 paf 126:
1.65 paf 127: class xsltStylesheet_auto_ptr {
128: public:
1.67 paf 129: explicit xsltStylesheet_auto_ptr(xsltStylesheet *_APtr = 0)
130: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 131: xsltStylesheet_auto_ptr(const xsltStylesheet_auto_ptr& _Y)
132: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
133: xsltStylesheet_auto_ptr& operator=(const xsltStylesheet_auto_ptr& _Y)
134: {if (this != &_Y)
135: {if (_Ptr != _Y.get())
136: {if (_Owns && _Ptr)
137: xsltFreeStylesheet(_Ptr);
138: _Owns = _Y._Owns; }
139: else if (_Y._Owns)
140: _Owns = true;
141: _Ptr = _Y.release(); }
142: return (*this); }
143: ~xsltStylesheet_auto_ptr()
144: {if (_Owns && _Ptr)
145: xsltFreeStylesheet(_Ptr); }
146: xsltStylesheet& operator*() const
147: {return (*get()); }
148: xsltStylesheet *operator->() const
149: {return (get()); }
150: xsltStylesheet *get() const
151: {return (_Ptr); }
152: xsltStylesheet *release() const
153: {((xsltStylesheet_auto_ptr *)this)->_Owns = false;
154: return (_Ptr); }
155: private:
156: bool _Owns;
157: xsltStylesheet *_Ptr;
158: };
1.61 paf 159:
1.1 parser 160: // methods
161:
1.108.2.13 paf 162: static void writeNode(Request& r, StringPtr method_name, GdomeNode *node,
1.54 paf 163: GdomeException exc) {
164: if(!node || exc)
1.87 paf 165: throw Exception(
1.108.2.5 paf 166: method_name,
1.54 paf 167: exc);
168:
169: Pool& pool=r.pool();
170:
171: // write out result
1.108.2.13 paf 172: r.write_no_lang(ValuePtr(new VXnode(&pool, node)));
1.54 paf 173: }
174:
1.16 parser 175: // Element createElement(in DOMString tagName) raises(DOMException);
1.108.2.10 paf 176: static void _createElement(Request& r, StringPtr method_name, MethodParams* params) {
1.16 parser 177: Pool& pool=r.pool();
1.108.2.13 paf 178: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 179:
1.108.2.13 paf 180: StringPtr tagName=params->as_string(0, "tagName must be string");
1.16 parser 181:
1.54 paf 182: GdomeException exc;
183: GdomeNode *node=
1.108.2.13 paf 184: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(method_name),
185: r.transcode(tagName).get(),
1.54 paf 186: &exc);
187: writeNode(r, method_name, node, exc);
1.16 parser 188: }
189:
190: // DocumentFragment createDocumentFragment()
1.108.2.10 paf 191: static void _createDocumentFragment(Request& r, StringPtr method_name, MethodParams* ) {
1.16 parser 192: Pool& pool=r.pool();
1.108.2.13 paf 193: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 194:
1.54 paf 195: GdomeException exc;
196: GdomeNode *node=
197: (GdomeNode *)gdome_doc_createDocumentFragment(
1.108.2.13 paf 198: vdoc.get_document(method_name),
1.54 paf 199: &exc);
200: writeNode(r, method_name, node, exc);
1.16 parser 201: }
202:
203: // Text createTextNode(in DOMString data);
1.108.2.10 paf 204: static void _createTextNode(Request& r, StringPtr method_name, MethodParams* params) {
1.16 parser 205: Pool& pool=r.pool();
1.108.2.13 paf 206: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 207:
1.108.2.13 paf 208: StringPtr data=params->as_string(0, "data must be string");
1.16 parser 209:
1.54 paf 210: GdomeException exc;
211: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
1.108.2.13 paf 212: vdoc.get_document(method_name),
213: r.transcode(data).get(),
1.54 paf 214: &exc);
215: writeNode(r, method_name, node, exc);
1.16 parser 216: }
217:
218: // Comment createComment(in DOMString data)
1.108.2.10 paf 219: static void _createComment(Request& r, StringPtr method_name, MethodParams* params) {
1.16 parser 220: Pool& pool=r.pool();
1.108.2.13 paf 221: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 222:
1.108.2.13 paf 223: StringPtr data=params->as_string(0, "data must be string");
1.16 parser 224:
1.54 paf 225: GdomeException exc;
226: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
1.108.2.13 paf 227: vdoc.get_document(method_name),
228: r.transcode(data).get(),
1.54 paf 229: &exc);
230: writeNode(r, method_name, node, exc);
1.16 parser 231: }
232:
233: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
1.108.2.10 paf 234: static void _createCDATASection(Request& r, StringPtr method_name, MethodParams* params) {
1.16 parser 235: Pool& pool=r.pool();
1.108.2.13 paf 236: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 237:
1.108.2.13 paf 238: StringPtr data=params->as_string(0, "data must be string");
1.16 parser 239:
1.54 paf 240: GdomeException exc;
241: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
1.108.2.13 paf 242: vdoc.get_document(method_name),
243: r.transcode(data).get(),
1.54 paf 244: &exc);
245: writeNode(r, method_name, node, exc);
1.16 parser 246: }
247:
248: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
1.108.2.10 paf 249: static void _createProcessingInstruction(Request& r, StringPtr method_name, MethodParams* params) {
1.16 parser 250: Pool& pool=r.pool();
1.108.2.13 paf 251: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 252:
1.108.2.13 paf 253: StringPtr target=params->as_string(0, "data must be string");
254: StringPtr data=params->as_string(1, "data must be string");
1.16 parser 255:
1.54 paf 256: GdomeException exc;
257: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
1.108.2.13 paf 258: vdoc.get_document(method_name),
259: r.transcode(target).get(),
260: r.transcode(data).get(),
1.54 paf 261: &exc);
262: writeNode(r, method_name, node, exc);
1.16 parser 263: }
264:
265: // Attr createAttribute(in DOMString name) raises(DOMException);
1.108.2.10 paf 266: static void _createAttribute(Request& r, StringPtr method_name, MethodParams* params) {
1.16 parser 267: Pool& pool=r.pool();
1.108.2.13 paf 268: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 269:
1.108.2.13 paf 270: StringPtr name=params->as_string(0, "name must be string");
1.16 parser 271:
1.54 paf 272: GdomeException exc;
273: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
1.108.2.13 paf 274: vdoc.get_document(method_name),
275: r.transcode(name).get(),
1.54 paf 276: &exc);
277: writeNode(r, method_name, node, exc);
1.16 parser 278: }
279: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
1.108.2.10 paf 280: static void _createEntityReference(Request& r, StringPtr method_name, MethodParams* params) {
1.16 parser 281: Pool& pool=r.pool();
1.108.2.13 paf 282: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 283:
1.108.2.13 paf 284: StringPtr name=params->as_string(0, "name must be string");
1.16 parser 285:
1.54 paf 286: GdomeException exc;
287: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
1.108.2.13 paf 288: vdoc.get_document(method_name),
289: r.transcode(name).get(),
1.54 paf 290: &exc);
291: writeNode(r, method_name, node, exc);
1.16 parser 292: }
293:
1.99 paf 294: // NodeList getElementsByTagName(in DOMString name);
1.108.2.10 paf 295: static void _getElementsByTagName(Request& r, StringPtr method_name, MethodParams* params) {
1.99 paf 296: Pool& pool=r.pool();
1.108.2.13 paf 297: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 298:
1.108.2.13 paf 299: StringPtr name=params->as_string(0, "name must be string");
1.99 paf 300:
1.108.2.13 paf 301: VHashPtr result(new VHash);
1.99 paf 302: GdomeException exc;
303: if(GdomeNodeList *nodes=
304: gdome_doc_getElementsByTagName(
1.108.2.13 paf 305: vdoc.get_document(method_name),
306: r.transcode(name).get(),
1.99 paf 307: &exc)) {
308: gulong length=gdome_nl_length(nodes, &exc);
309: for(gulong i=0; i<length; i++) {
1.108.2.13 paf 310: StringPtr skey(new String);
311: *skey << pool.format_integer(i);
1.99 paf 312:
1.108.2.13 paf 313: result->hash(Exception::undefined_source).put(
314: skey,
315: ValuePtr(new VXnode(&pool, gdome_nl_item(nodes, i, &exc))));
1.99 paf 316: }
317: } else if(exc)
318: throw Exception(
1.108.2.5 paf 319: method_name,
1.99 paf 320: exc);
321:
322: // write out result
323: r.write_no_lang(result);
324: }
325:
1.108.2.10 paf 326: static void _getElementsByTagNameNS(Request& r, StringPtr method_name, MethodParams* params) {
1.99 paf 327: Pool& pool=r.pool();
1.108.2.13 paf 328: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 329:
330: // namespaceURI;localName
1.108.2.13 paf 331: StringPtr namespaceURI=params->as_string(0, "namespaceURI must be string");
332: StringPtr localName=params->as_string(1, "localName must be string");
1.99 paf 333:
334: GdomeException exc;
1.108.2.13 paf 335: VHashPtr result(new VHash);
1.99 paf 336: if(GdomeNodeList *nodes=
337: gdome_doc_getElementsByTagNameNS(
1.108.2.13 paf 338: vdoc.get_document(method_name),
339: r.transcode(namespaceURI).get(),
340: r.transcode(localName).get(),
1.99 paf 341: &exc)) {
342: gulong length=gdome_nl_length(nodes, &exc);
343: for(gulong i=0; i<length; i++) {
1.108.2.13 paf 344: StringPtr skey(new String);
345: *skey << pool.format_integer(i);
1.99 paf 346:
1.108.2.13 paf 347: result->hash(Exception::undefined_source).put(
348: skey,
349: ValuePtr(new VXnode(&pool, gdome_nl_item(nodes, i, &exc))));
1.99 paf 350: }
351: }
352:
353: // write out result
354: r.write_no_lang(result);
355: }
356:
1.108.2.10 paf 357: static void _getElementById(Request& r, StringPtr method_name, MethodParams* params) {
1.54 paf 358: Pool& pool=r.pool();
1.108.2.13 paf 359: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 360:
1.54 paf 361: // elementId
1.108.2.13 paf 362: StringPtr elementId=params->as_string(0, "elementID must be string");
1.1 parser 363:
1.54 paf 364: GdomeException exc;
365: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
1.108.2.13 paf 366: vdoc.get_document(method_name),
367: r.transcode(elementId).get(),
1.54 paf 368: &exc)) {
369: // write out result
1.108.2.13 paf 370: r.write_no_lang(ValuePtr(new VXnode(&pool, node)));
1.66 paf 371: } else if(exc || xmlHaveGenericErrors())
1.87 paf 372: throw Exception(
1.108.2.5 paf 373: method_name,
1.54 paf 374: exc);
375: }
1.79 paf 376:
1.108.2.10 paf 377: static void _importNode(Request& r, StringPtr method_name, MethodParams* params) {
1.79 paf 378: Pool& pool=r.pool();
1.108.2.13 paf 379: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.79 paf 380:
381: GdomeNode *importedNode=
1.88 paf 382: as_node(method_name, params, 0, "importedNode must be node");
1.79 paf 383: bool deep=
1.108.2.10 paf 384: params->as_bool(1, "deep must be bool", r);
1.79 paf 385:
386: GdomeException exc;
1.108.2.13 paf 387: GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(method_name),
1.79 paf 388: importedNode,
389: deep, &exc);
390: if(exc)
1.87 paf 391: throw Exception(
1.108.2.5 paf 392: method_name,
1.79 paf 393: exc);
394:
395: // write out result
1.108.2.13 paf 396: r.write_no_lang(ValuePtr(new VXnode(&pool, outputNode)));
1.79 paf 397: }
1.54 paf 398: /*
399: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
400: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
401: */
1.1 parser 402:
1.108.2.10 paf 403: static void _create(Request& r, StringPtr method_name, MethodParams* params) {
1.54 paf 404: Pool& pool=r.pool();
1.108.2.13 paf 405: Charset& source_charset=r.charsets.source();
406: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.1 parser 407:
1.108.2.13 paf 408: ValuePtr param=(*params)[params->count()-1];
1.83 paf 409: GdomeDocument *document;
1.108.2.13 paf 410: if(param->get_junction()) { // {<?xml?>...}
1.83 paf 411: Temp_lang temp_lang(r, String::UL_XML);
1.108.2.13 paf 412: StringPtr xml=r.process_to_string(param);
1.83 paf 413:
1.108.2.13 paf 414: CharPtr cstr=xml->cstr(String::UL_UNSPECIFIED);
1.83 paf 415: document=(GdomeDocument *)
416: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
417: cstr, strlen(cstr)
418: ));
419: if(!document || xmlHaveGenericErrors()) {
420: GdomeException exc=0;
1.87 paf 421: throw Exception(
1.108.2.5 paf 422: method_name,
1.83 paf 423: exc);
424: }
425: } else { // [name]
1.108.2.13 paf 426: StringPtr qualifiedName=param->as_string(&pool);
1.1 parser 427:
1.83 paf 428: GdomeException exc;
429: /*
430: GdomeDocumentType *documentType=gdome_di_createDocumentType (
431: docimpl,
1.108.2.13 paf 432: r.transcode(qualifiedName),
1.83 paf 433: 0/*publicId* /,
434: 0/*systemId* /,
435: &exc);
436: if(!documentType || exc || xmlHaveGenericErrors())
1.87 paf 437: throw Exception(
1.108.2.5 paf 438: method_name,
1.83 paf 439: exc);
440: */
441: document=gdome_di_createDocument (domimpl,
442: 0/*namespaceURI*/,
1.108.2.13 paf 443: r.transcode(qualifiedName).get(),
1.83 paf 444: 0/*doctype*/,
445: &exc);
446: if(!document || exc || xmlHaveGenericErrors())
1.87 paf 447: throw Exception(
1.108.2.5 paf 448: method_name,
1.83 paf 449: exc);
1.103 paf 450:
451: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
1.108.2.13 paf 452: CharPtr source_charset_name=source_charset.name()->cstr();
453: doc->encoding=source_charset.transcode_buf2xchar(source_charset_name, strlen(source_charset_name));
1.9 parser 454:
1.83 paf 455: /// +xalan createXMLDecl ?
1.73 paf 456: }
1.95 paf 457:
458: // URI
1.108.2.2 paf 459: const char* URI_cstr;
1.108.2.11 paf 460: CharPtr URI_cstr_ptr;
1.108.2.10 paf 461: if(params->count()>1) { // absolute(param)
1.108.2.13 paf 462: StringPtr URI=params->as_string(0, "URI must be string");
463: URI_cstr=URI_cstr_ptr=r.absolute(URI)->cstr();
1.95 paf 464: } else // default = disk path to requested document
1.108.2.13 paf 465: URI_cstr=r.request_info.path_translated;
1.95 paf 466: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
467: if(URI_cstr)
1.108.2.13 paf 468: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.95 paf 469:
1.54 paf 470: // replace any previous parsed source
1.108.2.13 paf 471: vdoc.set_document(&pool, document);
1.9 parser 472: }
473:
1.108.2.10 paf 474: static void _load(Request& r, StringPtr method_name, MethodParams* params) {
1.54 paf 475: Pool& pool=r.pool();
1.108.2.13 paf 476: Charset& source_charset=r.charsets.source();
477: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.9 parser 478:
1.54 paf 479: // filespec
1.108.2.10 paf 480: StringPtr file_name=params->as_string(0, "uri must be string");
1.108.2.13 paf 481: StringPtr uri=r.absolute(file_name);
1.105 paf 482:
483: void *data; size_t size;
1.108.2.13 paf 484: File_read_result file=file_read(pool, source_charset, uri, false/*not text*/,
485: params->count()>1?params->as_no_junction(1, "additional params must be hash")
486: ->get_hash(method_name)
1.105 paf 487: :0);
488:
1.73 paf 489: GdomeDocument *document=(GdomeDocument *)
1.108.2.13 paf 490: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(file.data, file.size));
1.73 paf 491: if(!document || xmlHaveGenericErrors()) {
492: GdomeException exc=0;
1.108.2.13 paf 493: throw Exception(uri, exc);
1.73 paf 494: }
1.108.2.13 paf 495: CharPtr URI_cstr=uri->cstr();
1.107 paf 496: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
497: if(URI_cstr)
1.108.2.13 paf 498: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.9 parser 499:
1.54 paf 500: // replace any previous parsed source
1.108.2.13 paf 501: vdoc.set_document(&pool, document);
1.9 parser 502: }
503:
1.46 paf 504: static void param_option_over_output_option(Pool& pool,
1.108.2.14 paf 505: HashStringValue& param_options, const char* option_name,
506: StringPtr& output_option) {
507: if(ValuePtr value=param_options.get(StringPtr(new String(option_name))))
508: output_option=value->as_string(&pool);
1.46 paf 509: }
510: static void param_option_over_output_option(Pool& pool,
1.108.2.14 paf 511: HashStringValue& param_options, const char* option_name,
1.46 paf 512: bool& output_option) {
1.108.2.14 paf 513: if(ValuePtr value=param_options.get(StringPtr(new String(option_name)))) {
514: StringPtr s=value->as_string(&pool);
515: if(*s=="yes")
1.46 paf 516: output_option=true;
1.108.2.14 paf 517: else if(*s=="no")
1.46 paf 518: output_option=false;
519: else
1.87 paf 520: throw Exception("parser.runtime",
1.108.2.14 paf 521: s,
1.46 paf 522: "%s must be either 'yes' or 'no'", option_name);
523: }
524: }
525:
1.100 paf 526: /// @test valid_options check
1.108.2.14 paf 527: static void prepare_output_options(Request& r,
528: StringPtr method_name, MethodParams* params, int index,
1.61 paf 529: VXdoc::Output_options& oo) {
1.108.2.14 paf 530: Pool& pool=r.pool();
1.46 paf 531: /*
532: <xsl:output
533: !method = "xml" | "html" | "text" | qname-but-not-ncname
534: !version = nmtoken
535: !encoding = string
536: !omit-xml-declaration = "yes" | "no"
537: !standalone = "yes" | "no"
538: !doctype-public = string
539: !doctype-system = string
540: cdata-section-elements = qnames
541: !indent = "yes" | "no"
542: !media-type = string />
1.61 paf 543: */
1.1 parser 544:
1.46 paf 545: // configuring with options from parameter...
1.108.2.10 paf 546: if(params->count()>index) {
1.108.2.14 paf 547: ValuePtr voptions=params->as_no_junction(index, "options must be string");
548: if(voptions->is_defined()) {
549: if(HashStringValue *options=voptions->get_hash(method_name)) {
1.1 parser 550: // $.method[xml|html|text]
1.108.2.14 paf 551: if(ValuePtr vmethod=options->get(StringPtr(new String(XDOC_OUTPUT_METHOD_OPTION_NAME))))
552: oo.method=vmethod->as_string(&pool);
1.1 parser 553:
1.46 paf 554: // $.version[1.0]
1.108.2.14 paf 555: param_option_over_output_option(pool, *options, "version", oo.version);
1.1 parser 556: // $.encoding[windows-1251|...]
1.108.2.14 paf 557: param_option_over_output_option(pool, *options, "encoding", oo.encoding);
1.46 paf 558: // $.omit-xml-declaration[yes|no]
1.108.2.14 paf 559: param_option_over_output_option(pool, *options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 560: // $.standalone[yes|no]
1.108.2.14 paf 561: param_option_over_output_option(pool, *options, "standalone", oo.standalone);
1.46 paf 562: // $.doctype-public[?]
1.108.2.14 paf 563: param_option_over_output_option(pool, *options, "doctype-public", oo.doctypePublic);
1.46 paf 564: // $.doctype-system[?]
1.108.2.14 paf 565: param_option_over_output_option(pool, *options, "doctype-system", oo.doctypeSystem);
1.46 paf 566: // $.indent[yes|no]
1.108.2.14 paf 567: param_option_over_output_option(pool, *options, "indent", oo.indent);
1.46 paf 568: // $.media-type[text/{html|xml|plain}]
1.108.2.14 paf 569: param_option_over_output_option(pool, *options, "media-type", oo.mediaType);
1.19 parser 570: }
1.1 parser 571: }
572: }
573:
1.46 paf 574: // default encoding from pool
1.61 paf 575: if(!oo.encoding)
1.108.2.14 paf 576: oo.encoding=r.charsets.source().name();
1.46 paf 577: // default method=xml
578: if(!oo.method)
1.108.2.14 paf 579: oo.method=StringPtr(new String(XDOC_OUTPUT_METHOD_OPTION_VALUE_XML));
1.61 paf 580: // default mediaType = depending on method
581: if(!oo.mediaType) {
582: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
1.108.2.14 paf 583: oo.mediaType=StringPtr(new String("text/xml"));
1.61 paf 584: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
1.108.2.14 paf 585: oo.mediaType=StringPtr(new String("text/html"));
1.61 paf 586: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
1.108.2.14 paf 587: oo.mediaType=StringPtr(new String("text/plain"));
1.61 paf 588: }
589: }
1.46 paf 590:
1.108.2.14 paf 591: struct Xdoc2buf_result {
592: char* ptr;
593: size_t size;
594: };
595: static Xdoc2buf_result xdoc2buf(Request& r, VXdoc& vdoc,
1.108.2.10 paf 596: StringPtr method_name, MethodParams* params, int index,
1.63 paf 597: VXdoc::Output_options& oo,
1.108.2.14 paf 598: StringPtr file_spec) {
599: Xdoc2buf_result result;
600: Pool& pool=r.pool();
601: prepare_output_options(r, method_name, params, index,
1.61 paf 602: oo);
603:
1.108.2.11 paf 604: CharPtr encoding_cstr=oo.encoding->cstr();
1.63 paf 605: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
606: if(!encoder)
1.87 paf 607: throw Exception("parser.runtime",
1.108.2.5 paf 608: method_name,
1.108.2.14 paf 609: "encoding '%s' not supported", encoding_cstr.get());
1.61 paf 610: // UTF-8 encoder contains empty input/output converters,
611: // which is wrong for xmlOutputBufferCreateIO
612: // while zero encoder goes perfectly
613: if(encoder && strcmp(encoder->name, "UTF-8")==0)
614: encoder=0;
615:
1.62 paf 616: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 617:
1.65 paf 618: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
619: if(!stylesheet.get())
1.87 paf 620: throw Exception(0,
1.108.2.5 paf 621: method_name,
1.61 paf 622: "xsltNewStylesheet failed");
623:
1.62 paf 624: #define OOS2STYLE(name) \
1.108.2.14 paf 625: stylesheet->name=oo.name?BAD_CAST g_strdup(r.transcode(oo.name)->str):0
1.62 paf 626: #define OOE2STYLE(name) \
627: stylesheet->name=oo.name
1.61 paf 628:
1.62 paf 629: OOS2STYLE(method);
630: OOS2STYLE(encoding);
631: OOS2STYLE(mediaType);
632: OOS2STYLE(doctypeSystem);
633: OOS2STYLE(doctypePublic);
634: OOE2STYLE(indent);
635: OOS2STYLE(version);
636: OOE2STYLE(standalone);
637: OOE2STYLE(omitXmlDeclaration);
1.61 paf 638:
1.108.2.13 paf 639: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(method_name));
1.81 paf 640: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 641: GdomeException exc=0;
1.87 paf 642: throw Exception(
1.108.2.5 paf 643: method_name,
1.75 paf 644: exc);
645: }
1.61 paf 646:
1.54 paf 647: // write out result
1.63 paf 648: char *gnome_buf; size_t gnome_size;
649: if(outputBuffer->conv) {
650: gnome_size=outputBuffer->conv->use;
1.62 paf 651: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 652: } else {
653: gnome_size=outputBuffer->buffer->use;
1.62 paf 654: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 655: }
656: if(file_spec)
1.108.2.14 paf 657: file_write(file_spec,
1.63 paf 658: gnome_buf, gnome_size,
659: true/*as_text*/);
1.108.2.14 paf 660: else if(result.size=gnome_size) {
661: result.ptr=pool.copy(gnome_buf, gnome_size);
1.74 paf 662: } else
1.108.2.14 paf 663: result.ptr=0;
664:
665: return result;
1.1 parser 666: }
667:
1.108.2.10 paf 668: static void _file(Request& r, StringPtr method_name, MethodParams* params) {
1.1 parser 669: Pool& pool=r.pool();
1.108.2.13 paf 670: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 671: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.14 paf 672: Xdoc2buf_result buf=xdoc2buf(r, vdoc, method_name, params, 0,
1.63 paf 673: oo,
1.108.2.14 paf 674: StringPtr(0)/*not to file, to memory*/);
1.63 paf 675: // write out result
1.108.2.14 paf 676: r.write_no_lang(String(buf.ptr, buf.size));
1.1 parser 677:
1.58 paf 678: // write out result
1.108.2.14 paf 679: VFilePtr vfile(new VFile);
680: ValuePtr vcontent_type;
681: VHashPtr vhcontent_type(new VHash);
682: vhcontent_type->hash(method_name).put(
683: value_name,
684: ValuePtr(new VString(oo.mediaType)));
685: vhcontent_type->hash(method_name).put(
686: StringPtr(new String("charset")),
687: ValuePtr(new VString(oo.encoding)));
1.58 paf 688: vcontent_type=vhcontent_type;
1.108.2.14 paf 689:
690: vfile->set(pool, false/*tainted*/, buf.ptr?buf.ptr:""/*to distinguish from stat-ed file*/, buf.size,
1.102 paf 691: 0/*file_name*/, vcontent_type);
1.58 paf 692: r.write_no_lang(vfile);
1.63 paf 693: }
694:
1.108.2.10 paf 695: static void _save(Request& r, StringPtr method_name, MethodParams* params) {
1.63 paf 696: Pool& pool=r.pool();
1.108.2.13 paf 697: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 698:
1.108.2.13 paf 699: StringPtr file_spec=r.absolute(params->as_string(0, "file name must be string"));
1.63 paf 700:
701: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.14 paf 702: xdoc2buf(r, vdoc, method_name, params, 1,
1.63 paf 703: oo,
1.108.2.14 paf 704: file_spec);
1.63 paf 705: }
706:
1.108.2.10 paf 707: static void _string(Request& r, StringPtr method_name, MethodParams* params) {
1.63 paf 708: Pool& pool=r.pool();
1.108.2.13 paf 709: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 710: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.14 paf 711: Xdoc2buf_result buf=xdoc2buf(r, vdoc, method_name, params, 0,
1.63 paf 712: oo,
1.108.2.14 paf 713: StringPtr(0)/*not to file, to memory*/);
1.63 paf 714: // write out result
1.108.2.14 paf 715: r.write_no_lang(String(buf.ptr, buf.size));
1.1 parser 716: }
1.58 paf 717:
1.108.2.14 paf 718: #ifndef DOXYGEN
719: struct Add_xslt_param_info {
720: Request* r;
721: const char** current_transform_param;
722: };
723: #endif
724: static void add_xslt_param(
725: HashStringValue::key_type attribute,
726: HashStringValue::value_type meaning,
727: Add_xslt_param_info* info) {
728: *info->current_transform_param++=info->r->transcode(attribute)->str;
729: *info->current_transform_param++=info->r->transcode(meaning->as_string(&info->r->pool()))->str;
1.1 parser 730: }
1.108.2.14 paf 731: static VXdocPtr _transform(Request& r, StringPtr doc_source, StringPtr stylesheet_source,
732: VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char** transform_params) {
733: Pool& pool=r.pool();
1.93 paf 734: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(doc_source));
1.65 paf 735: xsltTransformContext_auto_ptr transformContext(
736: xsltNewTransformContext(stylesheet, document));
1.90 paf 737: // make params literal
738: if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
739: transformContext->globalVars = xmlHashCreate(20);
740: xsltQuoteUserParams(transformContext.get(), transform_params);
741: // do transform
1.59 paf 742: xmlDoc *transformed=xsltApplyStylesheetUser(
743: stylesheet,
744: document,
1.90 paf 745: 0/*already quoted-inserted transform_params*/,
1.108.2.2 paf 746: 0/*const char* output*/,
1.59 paf 747: 0/*FILE *profile*/,
1.65 paf 748: transformContext.get());
1.66 paf 749: if(!transformed || xmlHaveGenericErrors()) {
750: GdomeException exc=0;
1.87 paf 751: throw Exception(
1.93 paf 752: stylesheet_source,
1.66 paf 753: exc);
754: }
1.42 paf 755:
1.61 paf 756: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
757: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 758: // constructing result
759: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
760: if(!gdomeDocument)
1.87 paf 761: throw Exception(0,
1.93 paf 762: doc_source,
1.59 paf 763: "gdome_xml_doc_mkref failed");
1.108.2.14 paf 764: VXdocPtr result(new VXdoc(&pool, gdomeDocument));
1.61 paf 765: /* grabbing options
766:
767: <xsl:output
768: !method = "xml" | "html" | "text"
769: X| qname-but-not-ncname
770: !version = nmtoken
771: !encoding = string
772: !omit-xml-declaration = "yes" | "no"
773: !standalone = "yes" | "no"
774: !doctype-public = string
775: !doctype-system = string
776: Xcdata-section-elements = qnames
777: !indent = "yes" | "no"
778: !media-type = string />
1.59 paf 779: */
1.108.2.14 paf 780: VXdoc::Output_options& oo=result->output_options;
1.59 paf 781:
1.108.2.14 paf 782: Charset& source_charset=r.charsets.source();
783: oo.method=stylesheet->method?source_charset.transcode(stylesheet->method, stylesheet_source):StringPtr(0);
784: oo.encoding=stylesheet->encoding?source_charset.transcode(stylesheet->encoding, stylesheet_source):StringPtr(0);
785: oo.mediaType=stylesheet->mediaType?source_charset.transcode(stylesheet->mediaType, stylesheet_source):StringPtr(0);
786: oo.doctypeSystem=stylesheet->doctypeSystem?source_charset.transcode(stylesheet->doctypeSystem, stylesheet_source):StringPtr(0);
787: oo.doctypePublic=stylesheet->doctypePublic?source_charset.transcode(stylesheet->doctypePublic, stylesheet_source):StringPtr(0);
1.59 paf 788: oo.indent=stylesheet->indent!=0;
1.108.2.14 paf 789: oo.version=stylesheet->version?source_charset.transcode(stylesheet->version, stylesheet_source):StringPtr(0);
1.59 paf 790: oo.standalone=stylesheet->standalone!=0;
791: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
792:
1.93 paf 793: // return
794: return result;
795: }
1.108.2.10 paf 796: static void _transform(Request& r, StringPtr method_name, MethodParams* params) {
1.93 paf 797: Pool& pool=r.pool();
1.108.2.13 paf 798: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.93 paf 799:
800: // params
1.108.2.14 paf 801: smart_ptr<const char*> transform_params;
1.108.2.10 paf 802: if(params->count()>1) {
1.108.2.14 paf 803: ValuePtr vparams=params->as_no_junction(1, "transform parameters must be hash");
1.108.2.10 paf 804: if(!vparams->is_string())
1.108.2.14 paf 805: if(HashStringValue* params=vparams->get_hash(method_name)) {
806: transform_params=smart_ptr<const char*>(new const char*[params->count()*2+1]);
807: Add_xslt_param_info info={
808: &r,
809: transform_params
810: };
811: params->for_each(add_xslt_param, &info);
812: transform_params[params->count()*2]=0;
1.93 paf 813: } else
814: throw Exception("parser.runtime",
1.108.2.5 paf 815: method_name,
1.93 paf 816: "transform parameters parameter must be hash");
817: }
818:
1.108.2.14 paf 819: VXdocPtr result;
820: ValuePtr vmaybe_xdoc=(*params)[0];
821: if(Value *vxdoc=vmaybe_xdoc->as(VXDOC_TYPE, false)) { // stylesheet (xdoc)
1.93 paf 822: xmlDoc *document=gdome_xml_doc_get_xmlDoc(
1.108.2.13 paf 823: static_cast<VXdoc *>(vxdoc)->get_document(method_name));
1.93 paf 824: // compile xdoc stylesheet
1.94 paf 825: xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document));
826: // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor
827: // we don't need that
828: stylesheet_ptr->doc=0;
1.93 paf 829: if(xmlHaveGenericErrors()) {
830: GdomeException exc=0;
1.108.2.5 paf 831: throw Exception(method_name, exc);
1.93 paf 832: }
833: if(!stylesheet_ptr.get())
834: throw Exception("xml",
1.108.2.5 paf 835: method_name,
1.93 paf 836: "stylesheet failed to compile");
837:
838: // transform!
1.108.2.14 paf 839: result=_transform(r, method_name, method_name,
1.93 paf 840: vdoc, stylesheet_ptr.get(),
841: transform_params);
842: } else { // stylesheet (file name)
843: // extablish stylesheet connection
1.108.2.13 paf 844: StringPtr stylesheet_filespec=
1.108.2.10 paf 845: r.absolute(params->as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)"));
1.108.2.14 paf 846: Stylesheet_connectionPtr connection=stylesheet_manager.get_connection(stylesheet_filespec);
1.93 paf 847:
848: // load and compile file to stylesheet [or get cached if any]
849: // transform!
1.108.2.14 paf 850: result=_transform(r, method_name, stylesheet_filespec,
1.93 paf 851: vdoc, connection->stylesheet(false/*nocache*/),
852: transform_params);
853: }
854:
1.59 paf 855: // write out result
1.108.2.14 paf 856: r.write_no_lang(result);
1.1 parser 857: }
858:
1.16 parser 859: // constructor
1.2 parser 860:
1.92 paf 861: /// @test how to create empty type html?
1.108.2.15! paf 862: MXdoc::MXdoc(): MXnode(XDOC_CLASS_NAME, xnode_class.get()) {
1.16 parser 863: /// DOM1
1.2 parser 864:
1.16 parser 865: // Element createElement(in DOMString tagName) raises(DOMException);
866: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
867: // DocumentFragment createDocumentFragment();
868: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
869: // Text createTextNode(in DOMString data);
870: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
871: // Comment createComment(in DOMString data);
872: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
873: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
874: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
875: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
876: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
877: // Attr createAttribute(in DOMString name) raises(DOMException);
878: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
879: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
880: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.99 paf 881: // NodeList getElementsByTagName(in DOMString name);
882: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.2 parser 883:
1.79 paf 884: /// DOM2
1.2 parser 885:
1.16 parser 886: // ^xdoc.getElementById[elementId]
887: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 888:
889: // Node (in Node importedNode, in boolean deep) raises(DOMException)
890: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.99 paf 891:
892: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
893: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.1 parser 894:
1.16 parser 895: /// parser
896:
1.54 paf 897: // ^xdoc::create{qualifiedName}
1.95 paf 898: // ^xdoc::create[<some>xml</some>]
899: // ^xdoc::create[URI][<some>xml</some>]
900: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
1.83 paf 901: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
902: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 903:
904: // ^xdoc::load[some.xml]
1.105 paf 905: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2);
1.54 paf 906:
1.2 parser 907: // ^xdoc.save[some.xml]
908: // ^xdoc.save[some.xml;options hash]
1.1 parser 909: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
910:
1.2 parser 911: // ^xdoc.string[] <doc/>
912: // ^xdoc.string[options hash] <doc/>
1.1 parser 913: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
914:
1.2 parser 915: // ^xdoc.file[] file with "<doc/>"
916: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 917: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 918:
1.98 paf 919: // ^xdoc.transform[stylesheet file_name/xdoc]
920: // ^xdoc.transform[stylesheet file_name/xdoc;params hash]
1.59 paf 921: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 922:
1.1 parser 923: }
1.5 parser 924:
925: void MXdoc::configure_admin(Request& r) {
926: }
927:
1.108.2.7 paf 928: # else
1.1 parser 929:
930: #endif
931:
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