Annotation of parser3/src/classes/xdoc.C, revision 1.108.2.13
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:
1.108.2.13! paf 11: static const char* IDENT_XDOC_C="$Date: 2003/02/26 11:29:57 $";
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,
1.108.2.2 paf 505: Hash *param_options, const char* option_name,
1.61 paf 506: const String *& output_option) {
507: if(Value *value=static_cast<Value *>(param_options->get(*new(pool) String(pool,
508: option_name))))
509: output_option=&value->as_string();
1.46 paf 510: }
511: static void param_option_over_output_option(Pool& pool,
1.108.2.2 paf 512: Hash *param_options, const char* option_name,
1.46 paf 513: bool& output_option) {
514: if(Value *value=static_cast<Value *>(param_options->get(*new(pool)
515: String(pool, option_name)))) {
1.108.2.13! paf 516: StringPtr s=value->as_string();
1.46 paf 517: if(s=="yes")
518: output_option=true;
519: else if(s=="no")
520: output_option=false;
521: else
1.87 paf 522: throw Exception("parser.runtime",
1.46 paf 523: &s,
524: "%s must be either 'yes' or 'no'", option_name);
525: }
526: }
527:
1.100 paf 528: /// @test valid_options check
1.61 paf 529: static void prepare_output_options(
1.108.2.10 paf 530: Pool& pool, StringPtr method_name, MethodParams* params, int index,
1.61 paf 531: VXdoc::Output_options& oo) {
1.46 paf 532: /*
533: <xsl:output
534: !method = "xml" | "html" | "text" | qname-but-not-ncname
535: !version = nmtoken
536: !encoding = string
537: !omit-xml-declaration = "yes" | "no"
538: !standalone = "yes" | "no"
539: !doctype-public = string
540: !doctype-system = string
541: cdata-section-elements = qnames
542: !indent = "yes" | "no"
543: !media-type = string />
1.61 paf 544: */
1.1 parser 545:
1.46 paf 546: // configuring with options from parameter...
1.108.2.10 paf 547: if(params->count()>index) {
548: Value& voptions=params->as_no_junction(index, "options must be string");
1.1 parser 549: if(voptions.is_defined()) {
1.34 parser 550: if(Hash *options=voptions.get_hash(&method_name)) {
1.1 parser 551: // $.method[xml|html|text]
552: if(Value *vmethod=static_cast<Value *>(options->get(*new(pool)
553: String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME))))
1.61 paf 554: oo.method=&vmethod->as_string();
1.1 parser 555:
1.46 paf 556: // $.version[1.0]
557: param_option_over_output_option(pool, options, "version", oo.version);
1.1 parser 558: // $.encoding[windows-1251|...]
1.46 paf 559: param_option_over_output_option(pool, options, "encoding", oo.encoding);
560: // $.omit-xml-declaration[yes|no]
1.61 paf 561: param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 562: // $.standalone[yes|no]
563: param_option_over_output_option(pool, options, "standalone", oo.standalone);
564: // $.doctype-public[?]
565: param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic);
566: // $.doctype-system[?]
567: param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem);
568: // $.indent[yes|no]
1.61 paf 569: param_option_over_output_option(pool, options, "indent", oo.indent);
1.46 paf 570: // $.media-type[text/{html|xml|plain}]
571: param_option_over_output_option(pool, options, "media-type", oo.mediaType);
1.19 parser 572: }
1.1 parser 573: }
574: }
575:
1.46 paf 576: // default encoding from pool
1.61 paf 577: if(!oo.encoding)
578: oo.encoding=&pool.get_source_charset().name();
1.46 paf 579: // default method=xml
580: if(!oo.method)
1.61 paf 581: oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
582: // default mediaType = depending on method
583: if(!oo.mediaType) {
584: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
585: oo.mediaType=new(pool) String(pool, "text/xml");
586: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
587: oo.mediaType=new(pool) String(pool, "text/html");
588: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
589: oo.mediaType=new(pool) String(pool, "text/plain");
590: }
591: }
1.46 paf 592:
1.63 paf 593: static void xdoc2buf(Pool& pool, VXdoc& vdoc,
1.108.2.10 paf 594: StringPtr method_name, MethodParams* params, int index,
1.63 paf 595: VXdoc::Output_options& oo,
596: const String *file_spec,
597: char **parser_buf, size_t *parser_size) {
598: prepare_output_options(pool, method_name, params, index,
1.61 paf 599: oo);
600:
1.108.2.11 paf 601: CharPtr encoding_cstr=oo.encoding->cstr();
1.63 paf 602: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
603: if(!encoder)
1.87 paf 604: throw Exception("parser.runtime",
1.108.2.5 paf 605: method_name,
1.63 paf 606: "encoding '%s' not supported", encoding_cstr);
1.61 paf 607: // UTF-8 encoder contains empty input/output converters,
608: // which is wrong for xmlOutputBufferCreateIO
609: // while zero encoder goes perfectly
610: if(encoder && strcmp(encoder->name, "UTF-8")==0)
611: encoder=0;
612:
1.62 paf 613: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 614:
1.65 paf 615: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
616: if(!stylesheet.get())
1.87 paf 617: throw Exception(0,
1.108.2.5 paf 618: method_name,
1.61 paf 619: "xsltNewStylesheet failed");
620:
1.62 paf 621: #define OOS2STYLE(name) \
1.108.2.13! paf 622: stylesheet->name=oo.name?BAD_CAST g_strdup(r.transcode(*oo.name)->str):0
1.62 paf 623: #define OOE2STYLE(name) \
624: stylesheet->name=oo.name
1.61 paf 625:
1.62 paf 626: OOS2STYLE(method);
627: OOS2STYLE(encoding);
628: OOS2STYLE(mediaType);
629: OOS2STYLE(doctypeSystem);
630: OOS2STYLE(doctypePublic);
631: OOE2STYLE(indent);
632: OOS2STYLE(version);
633: OOE2STYLE(standalone);
634: OOE2STYLE(omitXmlDeclaration);
1.61 paf 635:
1.108.2.13! paf 636: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(method_name));
1.81 paf 637: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 638: GdomeException exc=0;
1.87 paf 639: throw Exception(
1.108.2.5 paf 640: method_name,
1.75 paf 641: exc);
642: }
1.61 paf 643:
1.54 paf 644: // write out result
1.63 paf 645: char *gnome_buf; size_t gnome_size;
646: if(outputBuffer->conv) {
647: gnome_size=outputBuffer->conv->use;
1.62 paf 648: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 649: } else {
650: gnome_size=outputBuffer->buffer->use;
1.62 paf 651: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 652: }
653: if(file_spec)
1.77 paf 654: file_write(
1.63 paf 655: *file_spec,
656: gnome_buf, gnome_size,
657: true/*as_text*/);
1.74 paf 658: else if(*parser_size=gnome_size) {
1.108.2.8 paf 659: *parser_buf=(char *)pool.copy(gnome_buf, gnome_size);
1.74 paf 660: } else
661: *parser_buf=0;
1.1 parser 662: }
663:
1.108.2.10 paf 664: static void _file(Request& r, StringPtr method_name, MethodParams* params) {
1.1 parser 665: Pool& pool=r.pool();
1.108.2.13! paf 666: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 667: VXdoc::Output_options oo(vdoc.output_options);
668: char *buf; size_t buf_size;
669: xdoc2buf(pool, vdoc, method_name, params, 0,
670: oo,
1.64 paf 671: 0/*not to file, to memory*/,
1.63 paf 672: &buf, &buf_size);
673: // write out result
674: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 675:
1.58 paf 676: // write out result
677: VFile& vfile=*new(pool) VFile(pool);
1.63 paf 678: Value *vcontent_type;
1.58 paf 679: VHash *vhcontent_type=new(pool) VHash(pool);
1.63 paf 680: vhcontent_type->hash(&method_name).put(
681: *value_name,
682: new(pool) VString(*oo.mediaType));
683: vhcontent_type->hash(&method_name).put(
684: *new(pool) String(pool, "charset"),
685: new(pool) VString(*oo.encoding));
1.58 paf 686: vcontent_type=vhcontent_type;
687:
1.102 paf 688: vfile.set(false/*tainted*/, buf?buf:""/*to distinguish from stat-ed file*/, buf_size,
689: 0/*file_name*/, vcontent_type);
1.58 paf 690: r.write_no_lang(vfile);
1.63 paf 691: }
692:
1.108.2.10 paf 693: static void _save(Request& r, StringPtr method_name, MethodParams* params) {
1.63 paf 694: Pool& pool=r.pool();
1.108.2.13! paf 695: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 696:
1.108.2.13! paf 697: StringPtr file_spec=r.absolute(params->as_string(0, "file name must be string"));
1.63 paf 698:
699: VXdoc::Output_options oo(vdoc.output_options);
700: xdoc2buf(pool, vdoc, method_name, params, 1,
701: oo,
702: &file_spec,
703: 0, 0);
704: }
705:
1.108.2.10 paf 706: static void _string(Request& r, StringPtr method_name, MethodParams* params) {
1.63 paf 707: Pool& pool=r.pool();
1.108.2.13! paf 708: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 709: VXdoc::Output_options oo(vdoc.output_options);
710: char *buf; size_t buf_size;
711: xdoc2buf(pool, vdoc, method_name, params, 0,
712: oo,
1.64 paf 713: 0/*not to file, to memory*/,
1.63 paf 714: &buf, &buf_size);
715: // write out result
716: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 717: }
1.58 paf 718:
1.1 parser 719: static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning,
720: void *info) {
1.59 paf 721: Value *meaning=static_cast<Value *>(ameaning);
722: Pool& pool=meaning->pool();
1.108.2.2 paf 723: const char* * & current_transform_param=*(const char* **)info;
1.108.2.13! paf 724: *current_transform_param++=r.transcode(aattribute)->str;
! 725: *current_transform_param++=r.transcode(meaning->as_string())->str;
1.1 parser 726: }
1.93 paf 727: static VXdoc& _transform(Pool& pool, const String *doc_source, const String *stylesheet_source,
1.108.2.2 paf 728: VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char* *transform_params) {
1.93 paf 729: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(doc_source));
1.65 paf 730: xsltTransformContext_auto_ptr transformContext(
731: xsltNewTransformContext(stylesheet, document));
1.90 paf 732: // make params literal
733: if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
734: transformContext->globalVars = xmlHashCreate(20);
735: xsltQuoteUserParams(transformContext.get(), transform_params);
736: // do transform
1.59 paf 737: xmlDoc *transformed=xsltApplyStylesheetUser(
738: stylesheet,
739: document,
1.90 paf 740: 0/*already quoted-inserted transform_params*/,
1.108.2.2 paf 741: 0/*const char* output*/,
1.59 paf 742: 0/*FILE *profile*/,
1.65 paf 743: transformContext.get());
1.66 paf 744: if(!transformed || xmlHaveGenericErrors()) {
745: GdomeException exc=0;
1.87 paf 746: throw Exception(
1.93 paf 747: stylesheet_source,
1.66 paf 748: exc);
749: }
1.42 paf 750:
1.61 paf 751: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
752: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 753: // constructing result
754: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
755: if(!gdomeDocument)
1.87 paf 756: throw Exception(0,
1.93 paf 757: doc_source,
1.59 paf 758: "gdome_xml_doc_mkref failed");
759: VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument);
1.61 paf 760: /* grabbing options
761:
762: <xsl:output
763: !method = "xml" | "html" | "text"
764: X| qname-but-not-ncname
765: !version = nmtoken
766: !encoding = string
767: !omit-xml-declaration = "yes" | "no"
768: !standalone = "yes" | "no"
769: !doctype-public = string
770: !doctype-system = string
771: Xcdata-section-elements = qnames
772: !indent = "yes" | "no"
773: !media-type = string />
1.59 paf 774: */
775: memset(&result.output_options, 0, sizeof(result.output_options));
776: VXdoc::Output_options& oo=result.output_options;
777:
1.108.2.13! paf 778: oo.method=stylesheet->method?&r.transcode(stylesheet->method, stylesheet_source):0;
! 779: oo.encoding=stylesheet->encoding?&r.transcode(stylesheet->encoding, stylesheet_source):0;
! 780: oo.mediaType=stylesheet->mediaType?&r.transcode(stylesheet->mediaType, stylesheet_source):0;
! 781: oo.doctypeSystem=stylesheet->doctypeSystem?&r.transcode(stylesheet->doctypeSystem, stylesheet_source):0;
! 782: oo.doctypePublic=stylesheet->doctypePublic?&r.transcode(stylesheet->doctypePublic, stylesheet_source):0;
1.59 paf 783: oo.indent=stylesheet->indent!=0;
1.108.2.13! paf 784: oo.version=stylesheet->version?&r.transcode(stylesheet->version, stylesheet_source):0;
1.59 paf 785: oo.standalone=stylesheet->standalone!=0;
786: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
787:
1.93 paf 788: // return
789: return result;
790: }
1.108.2.10 paf 791: static void _transform(Request& r, StringPtr method_name, MethodParams* params) {
1.93 paf 792: Pool& pool=r.pool();
1.108.2.13! paf 793: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.93 paf 794:
795: // params
1.108.2.2 paf 796: const char* *transform_params=0;
1.108.2.10 paf 797: if(params->count()>1) {
798: Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
799: if(!vparams->is_string())
800: if(Hash *params=vparams->get_hash(&method_name)) {
1.108.2.2 paf 801: const char* *current_transform_param=transform_params=
1.108.2.10 paf 802: new(pool) const char*[params->count()*2+1];
803: params->for_each(add_xslt_param, ¤t_transform_param);
804: transform_(*params)[params->count()*2]=0;
1.93 paf 805: } else
806: throw Exception("parser.runtime",
1.108.2.5 paf 807: method_name,
1.93 paf 808: "transform parameters parameter must be hash");
809: }
810:
811: VXdoc *result;
1.108.2.10 paf 812: Value& vmaybe_xdoc=params->get(0);
1.98 paf 813: if(Value *vxdoc=vmaybe_xdoc.as(VXDOC_TYPE, false)) { // stylesheet (xdoc)
1.93 paf 814: xmlDoc *document=gdome_xml_doc_get_xmlDoc(
1.108.2.13! paf 815: static_cast<VXdoc *>(vxdoc)->get_document(method_name));
1.93 paf 816: // compile xdoc stylesheet
1.94 paf 817: xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document));
818: // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor
819: // we don't need that
820: stylesheet_ptr->doc=0;
1.93 paf 821: if(xmlHaveGenericErrors()) {
822: GdomeException exc=0;
1.108.2.5 paf 823: throw Exception(method_name, exc);
1.93 paf 824: }
825: if(!stylesheet_ptr.get())
826: throw Exception("xml",
1.108.2.5 paf 827: method_name,
1.93 paf 828: "stylesheet failed to compile");
829:
830: // transform!
1.108.2.5 paf 831: result=&_transform(pool, method_name, method_name,
1.93 paf 832: vdoc, stylesheet_ptr.get(),
833: transform_params);
834: } else { // stylesheet (file name)
835: // extablish stylesheet connection
1.108.2.13! paf 836: StringPtr stylesheet_filespec=
1.108.2.10 paf 837: r.absolute(params->as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)"));
1.93 paf 838: Stylesheet_connection_ptr connection=stylesheet_manager->get_connection(stylesheet_filespec);
839:
840: // load and compile file to stylesheet [or get cached if any]
841: // transform!
1.108.2.5 paf 842: result=&_transform(pool, method_name, &stylesheet_filespec,
1.93 paf 843: vdoc, connection->stylesheet(false/*nocache*/),
844: transform_params);
845: }
846:
1.59 paf 847: // write out result
1.93 paf 848: r.write_no_lang(*result);
1.1 parser 849: }
850:
1.16 parser 851: // constructor
1.2 parser 852:
1.92 paf 853: /// @test how to create empty type html?
854: MXdoc::MXdoc(Pool& apool) : MXnode(apool, XDOC_CLASS_NAME, Xnode_class) {
1.16 parser 855: /// DOM1
1.2 parser 856:
1.16 parser 857: // Element createElement(in DOMString tagName) raises(DOMException);
858: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
859: // DocumentFragment createDocumentFragment();
860: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
861: // Text createTextNode(in DOMString data);
862: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
863: // Comment createComment(in DOMString data);
864: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
865: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
866: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
867: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
868: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
869: // Attr createAttribute(in DOMString name) raises(DOMException);
870: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
871: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
872: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.99 paf 873: // NodeList getElementsByTagName(in DOMString name);
874: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.2 parser 875:
1.79 paf 876: /// DOM2
1.2 parser 877:
1.16 parser 878: // ^xdoc.getElementById[elementId]
879: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 880:
881: // Node (in Node importedNode, in boolean deep) raises(DOMException)
882: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.99 paf 883:
884: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
885: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.1 parser 886:
1.16 parser 887: /// parser
888:
1.54 paf 889: // ^xdoc::create{qualifiedName}
1.95 paf 890: // ^xdoc::create[<some>xml</some>]
891: // ^xdoc::create[URI][<some>xml</some>]
892: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
1.83 paf 893: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
894: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 895:
896: // ^xdoc::load[some.xml]
1.105 paf 897: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2);
1.54 paf 898:
1.2 parser 899: // ^xdoc.save[some.xml]
900: // ^xdoc.save[some.xml;options hash]
1.1 parser 901: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
902:
1.2 parser 903: // ^xdoc.string[] <doc/>
904: // ^xdoc.string[options hash] <doc/>
1.1 parser 905: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
906:
1.2 parser 907: // ^xdoc.file[] file with "<doc/>"
908: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 909: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 910:
1.98 paf 911: // ^xdoc.transform[stylesheet file_name/xdoc]
912: // ^xdoc.transform[stylesheet file_name/xdoc;params hash]
1.59 paf 913: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 914:
1.1 parser 915: }
1.5 parser 916:
917: void MXdoc::configure_admin(Request& r) {
918: }
919:
1.108.2.7 paf 920: # else
1.1 parser 921:
1.108.2.7 paf 922: // global variable
1.1 parser 923:
1.108.2.12 paf 924: DECLARE_CLASS_VAR(xdoc, 0, 0); // fictive
1.1 parser 925:
926: #endif
927:
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