Annotation of parser3/src/classes/xdoc.C, revision 1.108.2.19.2.20
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:
1.108.2.19.2. 9(paf 8:3): #include "pa_config_includes.h"
1.108.2.4 paf 9:
1.108.2.19.2. 9(paf 10:3): #ifdef XML
1.1 parser 11:
1.108.2.19.2. 0(paf 12:3): static const char* IDENT_XDOC_C="$Date: 2003/03/31 08:35:45 $";
1.82 paf 13:
1.69 paf 14: #include "gdome.h"
15: #include "libxml/tree.h"
16: #include "libxslt/xsltInternals.h"
17: #include "libxslt/transform.h"
18: #include "libxslt/xsltutils.h"
1.90 paf 19: #include "libxslt/variables.h"
1.59 paf 20:
1.108.2.19.2. 9(paf 21:3):
22:3): #include "pa_vmethod_frame.h"
23:3):
24:3): #include "pa_stylesheet_manager.h"
25:3): #include "pa_request.h"
26:3): #include "pa_vxdoc.h"
27:3): #include "pa_charset.h"
28:3): #include "pa_vfile.h"
29:3): #include "xnode.h"
30:3):
1.1 parser 31: // defines
32:
33: #define XDOC_CLASS_NAME "xdoc"
34:
35: #define XDOC_OUTPUT_METHOD_OPTION_NAME "method"
36: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "xml"
37: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html"
38: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text"
39:
40: // class
41:
1.108.2.9 paf 42: class MXdoc: public MXnode {
1.1 parser 43: public: // VStateless_class
1.108.2.19.2. 1(paf 44:3): Value* create_new_value() { return new VXdoc(0, 0); }
1.1 parser 45:
46: public:
1.108.2.13 paf 47: MXdoc();
1.1 parser 48:
49: public: // Methoded
1.5 parser 50: void configure_admin(Request& r);
1.1 parser 51: };
52:
1.108.2.7 paf 53: // global variable
54:
1.108.2.12 paf 55: DECLARE_CLASS_VAR(xdoc, new MXdoc, 0);
1.108.2.7 paf 56:
1.61 paf 57: // helper classes
58:
59: class xmlOutputBuffer_auto_ptr {
60: public:
1.67 paf 61: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_APtr = 0)
62: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.61 paf 63: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
64: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
65: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
66: {if (this != &_Y)
67: {if (_Ptr != _Y.get())
68: {if (_Owns && _Ptr)
69: xmlOutputBufferClose(_Ptr);
70: _Owns = _Y._Owns; }
71: else if (_Y._Owns)
72: _Owns = true;
73: _Ptr = _Y.release(); }
74: return (*this); }
75: ~xmlOutputBuffer_auto_ptr()
76: {if (_Owns && _Ptr)
77: xmlOutputBufferClose(_Ptr); }
78: xmlOutputBuffer& operator*() const
79: {return (*get()); }
80: xmlOutputBuffer *operator->() const
81: {return (get()); }
82: xmlOutputBuffer *get() const
83: {return (_Ptr); }
84: xmlOutputBuffer *release() const
85: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
86: return (_Ptr); }
87: private:
88: bool _Owns;
89: xmlOutputBuffer *_Ptr;
90: };
91:
1.65 paf 92: class xsltTransformContext_auto_ptr {
93: public:
1.67 paf 94: explicit xsltTransformContext_auto_ptr(xsltTransformContext *_APtr = 0)
95: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 96: xsltTransformContext_auto_ptr(const xsltTransformContext_auto_ptr& _Y)
97: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
98: xsltTransformContext_auto_ptr& operator=(const xsltTransformContext_auto_ptr& _Y)
99: {if (this != &_Y)
100: {if (_Ptr != _Y.get())
101: {if (_Owns && _Ptr)
102: xsltFreeTransformContext(_Ptr);
103: _Owns = _Y._Owns; }
104: else if (_Y._Owns)
105: _Owns = true;
106: _Ptr = _Y.release(); }
107: return (*this); }
108: ~xsltTransformContext_auto_ptr()
109: {if (_Owns && _Ptr)
110: xsltFreeTransformContext(_Ptr); }
111: xsltTransformContext& operator*() const
112: {return (*get()); }
113: xsltTransformContext *operator->() const
114: {return (get()); }
115: xsltTransformContext *get() const
116: {return (_Ptr); }
117: xsltTransformContext *release() const
118: {((xsltTransformContext_auto_ptr *)this)->_Owns = false;
119: return (_Ptr); }
120: private:
121: bool _Owns;
122: xsltTransformContext *_Ptr;
123: };
1.61 paf 124:
1.65 paf 125: class xsltStylesheet_auto_ptr {
126: public:
1.67 paf 127: explicit xsltStylesheet_auto_ptr(xsltStylesheet *_APtr = 0)
128: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 129: xsltStylesheet_auto_ptr(const xsltStylesheet_auto_ptr& _Y)
130: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
131: xsltStylesheet_auto_ptr& operator=(const xsltStylesheet_auto_ptr& _Y)
132: {if (this != &_Y)
133: {if (_Ptr != _Y.get())
134: {if (_Owns && _Ptr)
135: xsltFreeStylesheet(_Ptr);
136: _Owns = _Y._Owns; }
137: else if (_Y._Owns)
138: _Owns = true;
139: _Ptr = _Y.release(); }
140: return (*this); }
141: ~xsltStylesheet_auto_ptr()
142: {if (_Owns && _Ptr)
143: xsltFreeStylesheet(_Ptr); }
144: xsltStylesheet& operator*() const
145: {return (*get()); }
146: xsltStylesheet *operator->() const
147: {return (get()); }
148: xsltStylesheet *get() const
149: {return (_Ptr); }
150: xsltStylesheet *release() const
151: {((xsltStylesheet_auto_ptr *)this)->_Owns = false;
152: return (_Ptr); }
153: private:
154: bool _Owns;
155: xsltStylesheet *_Ptr;
156: };
1.61 paf 157:
1.1 parser 158: // methods
159:
1.108.2.19.2. (paf 160:): static void writeNode(Request& r, GdomeNode *node,
1.54 paf 161: GdomeException exc) {
162: if(!node || exc)
1.108.2.19.2. 1(paf 163:3): throw Exception(0, exc);
1.54 paf 164:
165: // write out result
1.108.2.19.2. 1(paf 166:3): r.write_no_lang(*new VXnode(&r.charsets, node));
1.54 paf 167: }
168:
1.16 parser 169: // Element createElement(in DOMString tagName) raises(DOMException);
1.108.2.19.2. (paf 170:): static void _createElement(Request& r, MethodParams* params) {
1.108.2.13 paf 171: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 172:
1.108.2.19.2. (paf 173:): const String& tagName=params->as_string(0, "tagName must be string");
1.16 parser 174:
1.54 paf 175: GdomeException exc;
176: GdomeNode *node=
1.108.2.19.2. 1(paf 177:3): (GdomeNode *)gdome_doc_createElement(vdoc.get_document(),
1.108.2.13 paf 178: r.transcode(tagName).get(),
1.54 paf 179: &exc);
1.108.2.19.2. 1(paf 180:3): writeNode(r, node, exc);
1.16 parser 181: }
182:
183: // DocumentFragment createDocumentFragment()
1.108.2.19.2. (paf 184:): static void _createDocumentFragment(Request& r, MethodParams* ) {
1.108.2.13 paf 185: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 186:
1.54 paf 187: GdomeException exc;
188: GdomeNode *node=
189: (GdomeNode *)gdome_doc_createDocumentFragment(
1.108.2.19.2. 1(paf 190:3): vdoc.get_document(),
1.54 paf 191: &exc);
1.108.2.19.2. 1(paf 192:3): writeNode(r, node, exc);
1.16 parser 193: }
194:
195: // Text createTextNode(in DOMString data);
1.108.2.19.2. (paf 196:): static void _createTextNode(Request& r, MethodParams* params) {
1.108.2.13 paf 197: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 198:
1.108.2.19.2. (paf 199:): const String& data=params->as_string(0, "data must be string");
1.16 parser 200:
1.54 paf 201: GdomeException exc;
202: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
1.108.2.19.2. 1(paf 203:3): vdoc.get_document(),
1.108.2.13 paf 204: r.transcode(data).get(),
1.54 paf 205: &exc);
1.108.2.19.2. 1(paf 206:3): writeNode(r, node, exc);
1.16 parser 207: }
208:
209: // Comment createComment(in DOMString data)
1.108.2.19.2. (paf 210:): static void _createComment(Request& r, MethodParams* params) {
1.108.2.13 paf 211: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 212:
1.108.2.19.2. (paf 213:): const String& data=params->as_string(0, "data must be string");
1.16 parser 214:
1.54 paf 215: GdomeException exc;
216: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
1.108.2.19.2. 1(paf 217:3): vdoc.get_document(),
1.108.2.13 paf 218: r.transcode(data).get(),
1.54 paf 219: &exc);
1.108.2.19.2. 1(paf 220:3): writeNode(r, node, exc);
1.16 parser 221: }
222:
223: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
1.108.2.19.2. (paf 224:): static void _createCDATASection(Request& r, MethodParams* params) {
1.108.2.13 paf 225: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 226:
1.108.2.19.2. (paf 227:): const String& data=params->as_string(0, "data must be string");
1.16 parser 228:
1.54 paf 229: GdomeException exc;
230: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
1.108.2.19.2. 1(paf 231:3): vdoc.get_document(),
1.108.2.13 paf 232: r.transcode(data).get(),
1.54 paf 233: &exc);
1.108.2.19.2. 1(paf 234:3): writeNode(r, node, exc);
1.16 parser 235: }
236:
237: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
1.108.2.19.2. (paf 238:): static void _createProcessingInstruction(Request& r, MethodParams* params) {
1.108.2.13 paf 239: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 240:
1.108.2.19.2. (paf 241:): const String& target=params->as_string(0, "data must be string");
242:): const String& data=params->as_string(1, "data must be string");
1.16 parser 243:
1.54 paf 244: GdomeException exc;
245: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
1.108.2.19.2. 1(paf 246:3): vdoc.get_document(),
1.108.2.13 paf 247: r.transcode(target).get(),
248: r.transcode(data).get(),
1.54 paf 249: &exc);
1.108.2.19.2. 1(paf 250:3): writeNode(r, node, exc);
1.16 parser 251: }
252:
253: // Attr createAttribute(in DOMString name) raises(DOMException);
1.108.2.19.2. (paf 254:): static void _createAttribute(Request& r, MethodParams* params) {
1.108.2.13 paf 255: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 256:
1.108.2.19.2. (paf 257:): const String& name=params->as_string(0, "name must be string");
1.16 parser 258:
1.54 paf 259: GdomeException exc;
260: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
1.108.2.19.2. 1(paf 261:3): vdoc.get_document(),
1.108.2.13 paf 262: r.transcode(name).get(),
1.54 paf 263: &exc);
1.108.2.19.2. 1(paf 264:3): writeNode(r, node, exc);
1.16 parser 265: }
266: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
1.108.2.19.2. (paf 267:): static void _createEntityReference(Request& r, MethodParams* params) {
1.108.2.13 paf 268: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 269:
1.108.2.19.2. (paf 270:): const String& 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_createEntityReference(
1.108.2.19.2. 1(paf 274:3): vdoc.get_document(),
1.108.2.13 paf 275: r.transcode(name).get(),
1.54 paf 276: &exc);
1.108.2.19.2. 1(paf 277:3): writeNode(r, node, exc);
1.16 parser 278: }
279:
1.99 paf 280: // NodeList getElementsByTagName(in DOMString name);
1.108.2.19.2. (paf 281:): static void _getElementsByTagName(Request& r, MethodParams* params) {
1.108.2.13 paf 282: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 283:
1.108.2.19.2. (paf 284:): const String& name=params->as_string(0, "name must be string");
1.99 paf 285:
1.108.2.19.2. 1(paf 286:3): VHash& result=*new VHash;
1.99 paf 287: GdomeException exc;
288: if(GdomeNodeList *nodes=
289: gdome_doc_getElementsByTagName(
1.108.2.19.2. 1(paf 290:3): vdoc.get_document(),
1.108.2.13 paf 291: r.transcode(name).get(),
1.99 paf 292: &exc)) {
293: gulong length=gdome_nl_length(nodes, &exc);
1.108.2.19.2. 1(paf 294:3): for(gulong i=0; i<length; i++)
295:3): result.hash().put(
3(paf 296:3): StringBody::Format(i),
1(paf 297:3): new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.99 paf 298: } else if(exc)
1.108.2.19.2. 1(paf 299:3): throw Exception(0, exc);
1.99 paf 300:
301: // write out result
302: r.write_no_lang(result);
303: }
304:
1.108.2.19.2. (paf 305:): static void _getElementsByTagNameNS(Request& r, MethodParams* params) {
1.108.2.13 paf 306: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 307:
308: // namespaceURI;localName
1.108.2.19.2. (paf 309:): const String& namespaceURI=params->as_string(0, "namespaceURI must be string");
310:): const String& localName=params->as_string(1, "localName must be string");
1.99 paf 311:
312: GdomeException exc;
1.108.2.19.2. 2(paf 313:3): VHash& result=*new VHash;
1.99 paf 314: if(GdomeNodeList *nodes=
315: gdome_doc_getElementsByTagNameNS(
1.108.2.19.2. 1(paf 316:3): vdoc.get_document(),
1.108.2.13 paf 317: r.transcode(namespaceURI).get(),
318: r.transcode(localName).get(),
1.99 paf 319: &exc)) {
320: gulong length=gdome_nl_length(nodes, &exc);
1.108.2.19.2. 2(paf 321:3): for(gulong i=0; i<length; i++)
322:3): result.hash().put(
3(paf 323:3): StringBody::Format(i),
2(paf 324:3): new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.99 paf 325: }
326:
327: // write out result
328: r.write_no_lang(result);
329: }
330:
1.108.2.19.2. (paf 331:): static void _getElementById(Request& r, MethodParams* params) {
1.108.2.13 paf 332: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 333:
1.54 paf 334: // elementId
1.108.2.19.2. (paf 335:): const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 336:
1.54 paf 337: GdomeException exc;
338: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
1.108.2.19.2. 1(paf 339:3): vdoc.get_document(),
1.108.2.13 paf 340: r.transcode(elementId).get(),
1.54 paf 341: &exc)) {
342: // write out result
1.108.2.19.2. 2(paf 343:3): r.write_no_lang(*new VXnode(&r.charsets, node));
1.66 paf 344: } else if(exc || xmlHaveGenericErrors())
1.87 paf 345: throw Exception(
1.108.2.19.2. 2(paf 346:3): &elementId,
1.54 paf 347: exc);
348: }
1.79 paf 349:
1.108.2.19.2. (paf 350:): static void _importNode(Request& r, MethodParams* params) {
1.108.2.13 paf 351: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.79 paf 352:
353: GdomeNode *importedNode=
1.108.2.19.2. 2(paf 354:3): as_node(params, 0, "importedNode must be node");
1.79 paf 355: bool deep=
1.108.2.10 paf 356: params->as_bool(1, "deep must be bool", r);
1.79 paf 357:
358: GdomeException exc;
1.108.2.19.2. 1(paf 359:3): GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(),
1.79 paf 360: importedNode,
361: deep, &exc);
362: if(exc)
1.108.2.19.2. 2(paf 363:3): throw Exception(0, exc);
1.79 paf 364:
365: // write out result
1.108.2.19.2. 2(paf 366:3): r.write_no_lang(*new VXnode(&r.charsets, outputNode));
1.79 paf 367: }
1.54 paf 368: /*
369: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
370: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
371: */
1.1 parser 372:
1.108.2.19.2. (paf 373:): static void _create(Request& r, MethodParams* params) {
1.108.2.13 paf 374: Charset& source_charset=r.charsets.source();
375: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.1 parser 376:
1.108.2.19.2. 2(paf 377:3): Value& param=*(*params)[params->count()-1];
1.83 paf 378: GdomeDocument *document;
1.108.2.19.2. 0(paf 379:3): bool set_encoding=false;
2(paf 380:3): if(param.get_junction()) { // {<?xml?>...}
(paf 381:): Temp_lang temp_lang(r, String::L_XML);
382:): const String& xml=r.process_to_string(param);
1.83 paf 383:
1.108.2.19.2. 2(paf 384:3): const char* cstr=xml.cstr(String::L_UNSPECIFIED);
1.83 paf 385: document=(GdomeDocument *)
386: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
387: cstr, strlen(cstr)
388: ));
1.108.2.19.2. 0(paf 389:3): //printf("document=0x%p\n", document);
1.83 paf 390: if(!document || xmlHaveGenericErrors()) {
391: GdomeException exc=0;
1.108.2.19.2. 2(paf 392:3): throw Exception(0, exc);
1.83 paf 393: }
1.108.2.19.2. 0(paf 394:3):
395:3): // must be last action in if, see after if}
1.83 paf 396: } else { // [name]
1.108.2.19.2. 2(paf 397:3): const String& qualifiedName=param.as_string();
1.1 parser 398:
1.83 paf 399: GdomeException exc;
400: /*
401: GdomeDocumentType *documentType=gdome_di_createDocumentType (
402: docimpl,
1.108.2.13 paf 403: r.transcode(qualifiedName),
1.83 paf 404: 0/*publicId* /,
405: 0/*systemId* /,
406: &exc);
407: if(!documentType || exc || xmlHaveGenericErrors())
1.87 paf 408: throw Exception(
1.108.2.5 paf 409: method_name,
1.83 paf 410: exc);
1.108.2.19.2. 0(paf 411:3): /// +xalan createXMLDecl ?
1.83 paf 412: */
413: document=gdome_di_createDocument (domimpl,
414: 0/*namespaceURI*/,
1.108.2.13 paf 415: r.transcode(qualifiedName).get(),
1.83 paf 416: 0/*doctype*/,
417: &exc);
418: if(!document || exc || xmlHaveGenericErrors())
1.108.2.19.2. 2(paf 419:3): throw Exception(0, exc);
1.103 paf 420:
1.108.2.19.2. 0(paf 421:3): set_encoding=true;
422:3): // must be last action in if, see after if}
1.73 paf 423: }
1.108.2.19.2. 0(paf 424:3): // must be first action after if}
425:3): // replace any previous parsed source
426:3): vdoc.set_document(&r.charsets, document);
1.95 paf 427:
428: // URI
1.108.2.2 paf 429: const char* URI_cstr;
1.108.2.19.2. (paf 430:): const char* URI_cstr_ptr;
1.108.2.10 paf 431: if(params->count()>1) { // absolute(param)
1.108.2.19.2. (paf 432:): const String& URI=params->as_string(0, "URI must be string");
2(paf 433:3): URI_cstr=URI_cstr_ptr=r.absolute(URI).cstr();
1.95 paf 434: } else // default = disk path to requested document
1.108.2.13 paf 435: URI_cstr=r.request_info.path_translated;
1.95 paf 436: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
437: if(URI_cstr)
1.108.2.13 paf 438: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.95 paf 439:
1.108.2.19.2. 0(paf 440:3): if(set_encoding) {
441:3): const char* source_charset_name=source_charset.name().cstr();
442:3): doc->encoding=source_charset.transcode_buf2xchar(source_charset_name, strlen(source_charset_name));
443:3): }
1.9 parser 444: }
445:
1.108.2.19.2. (paf 446:): static void _load(Request& r, MethodParams* params) {
1.108.2.13 paf 447: Charset& source_charset=r.charsets.source();
448: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.9 parser 449:
1.54 paf 450: // filespec
1.108.2.19.2. (paf 451:): const String& file_name=params->as_string(0, "uri must be string");
452:): const String& uri=r.absolute(file_name);
1.105 paf 453:
1.108.2.19.2. (paf 454:): File_read_result file=file_read(source_charset, uri, false/*not text*/,
1.108.2.13 paf 455: params->count()>1?params->as_no_junction(1, "additional params must be hash")
1.108.2.19.2. 2(paf 456:3): .get_hash()
1.105 paf 457: :0);
458:
1.73 paf 459: GdomeDocument *document=(GdomeDocument *)
1.108.2.19.2. 2(paf 460:3): gdome_xml_n_mkref((xmlNode *)xmlParseMemory(file.str, file.length));
1.73 paf 461: if(!document || xmlHaveGenericErrors()) {
462: GdomeException exc=0;
1.108.2.19.2. 2(paf 463:3): throw Exception(&uri, exc);
1.73 paf 464: }
1.108.2.19.2. 2(paf 465:3): const char* URI_cstr=uri.cstr();
1.107 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));
1.9 parser 469:
1.54 paf 470: // replace any previous parsed source
1.108.2.19.2. 2(paf 471:3): vdoc.set_document(&r.charsets, document);
1.9 parser 472: }
473:
1.108.2.19.2. 2(paf 474:3): static void param_option_over_output_option(
475:3): HashStringValue& param_options, const char* option_name,
476:3): const String*& output_option) {
477:3): if(Value* value=param_options.get(StringBody(option_name)))
478:3): output_option=&value->as_string();
479:3): }
480:3): static void param_option_over_output_option(
481:3): HashStringValue& param_options, const char* option_name,
482:3): bool& output_option) {
483:3): if(Value* value=param_options.get(StringBody(option_name))) {
(paf 484:): const String& s=value->as_string();
2(paf 485:3): if(s=="yes")
1.46 paf 486: output_option=true;
1.108.2.19.2. 2(paf 487:3): else if(s=="no")
1.46 paf 488: output_option=false;
489: else
1.87 paf 490: throw Exception("parser.runtime",
1.108.2.19.2. 2(paf 491:3): &s,
1.46 paf 492: "%s must be either 'yes' or 'no'", option_name);
493: }
494: }
495:
1.100 paf 496: /// @test valid_options check
1.108.2.14 paf 497: static void prepare_output_options(Request& r,
1.108.2.19.2. 6(paf 498:3): MethodParams* params, size_t index,
2(paf 499:3): VXdoc::Output_options& oo) {
1.46 paf 500: /*
501: <xsl:output
502: !method = "xml" | "html" | "text" | qname-but-not-ncname
503: !version = nmtoken
504: !encoding = string
505: !omit-xml-declaration = "yes" | "no"
506: !standalone = "yes" | "no"
507: !doctype-public = string
508: !doctype-system = string
509: cdata-section-elements = qnames
510: !indent = "yes" | "no"
511: !media-type = string />
1.61 paf 512: */
1.1 parser 513:
1.46 paf 514: // configuring with options from parameter...
1.108.2.10 paf 515: if(params->count()>index) {
1.108.2.19.2. 2(paf 516:3): Value& voptions=params->as_no_junction(index, "options must be string");
517:3): if(voptions.is_defined()) {
518:3): if(HashStringValue *options=voptions.get_hash()) {
1.1 parser 519: // $.method[xml|html|text]
1.108.2.19.2. 2(paf 520:3): if(Value* vmethod=options->get(StringBody(XDOC_OUTPUT_METHOD_OPTION_NAME)))
521:3): oo.method=&vmethod->as_string();
1.1 parser 522:
1.46 paf 523: // $.version[1.0]
1.108.2.19.2. (paf 524:): param_option_over_output_option(*options, "version", oo.version);
1.1 parser 525: // $.encoding[windows-1251|...]
1.108.2.19.2. (paf 526:): param_option_over_output_option(*options, "encoding", oo.encoding);
1.46 paf 527: // $.omit-xml-declaration[yes|no]
1.108.2.19.2. (paf 528:): param_option_over_output_option(*options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 529: // $.standalone[yes|no]
1.108.2.19.2. (paf 530:): param_option_over_output_option(*options, "standalone", oo.standalone);
1.46 paf 531: // $.doctype-public[?]
1.108.2.19.2. (paf 532:): param_option_over_output_option(*options, "doctype-public", oo.doctypePublic);
1.46 paf 533: // $.doctype-system[?]
1.108.2.19.2. (paf 534:): param_option_over_output_option(*options, "doctype-system", oo.doctypeSystem);
1.46 paf 535: // $.indent[yes|no]
1.108.2.19.2. (paf 536:): param_option_over_output_option(*options, "indent", oo.indent);
1.46 paf 537: // $.media-type[text/{html|xml|plain}]
1.108.2.19.2. (paf 538:): param_option_over_output_option(*options, "media-type", oo.mediaType);
1.19 parser 539: }
1.1 parser 540: }
541: }
542:
1.46 paf 543: // default encoding from pool
1.61 paf 544: if(!oo.encoding)
1.108.2.19.2. 2(paf 545:3): oo.encoding=&r.charsets.source().name();
1.46 paf 546: // default method=xml
547: if(!oo.method)
1.108.2.19.2. 2(paf 548:3): oo.method=new String(XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
1.61 paf 549: // default mediaType = depending on method
550: if(!oo.mediaType) {
551: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
1.108.2.19.2. 2(paf 552:3): oo.mediaType=new String("text/xml");
1.61 paf 553: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
1.108.2.19.2. 2(paf 554:3): oo.mediaType=new String("text/html");
1.61 paf 555: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
1.108.2.19.2. 2(paf 556:3): oo.mediaType=new String("text/plain");
1.61 paf 557: }
558: }
1.46 paf 559:
1.108.2.14 paf 560: struct Xdoc2buf_result {
1.108.2.19.2. 2(paf 561:3): char* str;
562:3): size_t length;
1.108.2.14 paf 563: };
564: static Xdoc2buf_result xdoc2buf(Request& r, VXdoc& vdoc,
1.108.2.19.2. 2(paf 565:3): MethodParams* params, int index,
1.63 paf 566: VXdoc::Output_options& oo,
1.108.2.19.2. 2(paf 567:3): const String* file_spec) {
1.108.2.14 paf 568: Xdoc2buf_result result;
1.108.2.19.2. 2(paf 569:3): prepare_output_options(r, params, index,
1.61 paf 570: oo);
571:
1.108.2.19.2. (paf 572:): const char* encoding_cstr=oo.encoding->cstr();
1.63 paf 573: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
574: if(!encoder)
1.87 paf 575: throw Exception("parser.runtime",
1.108.2.19.2. 2(paf 576:3): 0,
577:3): "encoding '%s' not supported", encoding_cstr);
1.61 paf 578: // UTF-8 encoder contains empty input/output converters,
579: // which is wrong for xmlOutputBufferCreateIO
580: // while zero encoder goes perfectly
581: if(encoder && strcmp(encoder->name, "UTF-8")==0)
582: encoder=0;
583:
1.62 paf 584: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 585:
1.65 paf 586: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
587: if(!stylesheet.get())
1.87 paf 588: throw Exception(0,
1.108.2.19.2. 2(paf 589:3): 0,
1.61 paf 590: "xsltNewStylesheet failed");
591:
1.62 paf 592: #define OOS2STYLE(name) \
1.108.2.19.2. 7(paf 593:3): stylesheet->name=oo.name?BAD_CAST xmlMemStrdup(r.transcode(*oo.name)->str):0
1.62 paf 594: #define OOE2STYLE(name) \
595: stylesheet->name=oo.name
1.61 paf 596:
1.62 paf 597: OOS2STYLE(method);
598: OOS2STYLE(encoding);
599: OOS2STYLE(mediaType);
600: OOS2STYLE(doctypeSystem);
601: OOS2STYLE(doctypePublic);
602: OOE2STYLE(indent);
603: OOS2STYLE(version);
604: OOE2STYLE(standalone);
605: OOE2STYLE(omitXmlDeclaration);
1.61 paf 606:
1.108.2.19.2. 1(paf 607:3): xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document());
1.81 paf 608: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 609: GdomeException exc=0;
1.108.2.19.2. 2(paf 610:3): throw Exception(0, exc);
1.75 paf 611: }
1.61 paf 612:
1.54 paf 613: // write out result
1.108.2.19.2. 2(paf 614:3): char *gnome_str; size_t gnome_length;
1.63 paf 615: if(outputBuffer->conv) {
1.108.2.19.2. 2(paf 616:3): gnome_length=outputBuffer->conv->use;
617:3): gnome_str=(char *)outputBuffer->conv->content;
1.63 paf 618: } else {
1.108.2.19.2. 2(paf 619:3): gnome_length=outputBuffer->buffer->use;
620:3): gnome_str=(char *)outputBuffer->buffer->content;
1.63 paf 621: }
1.108.2.19.2. 8(paf 622:3):
1.63 paf 623: if(file_spec)
1.108.2.19.2. 2(paf 624:3): file_write(*file_spec,
625:3): gnome_str, gnome_length,
626:3): true/*as_text*/);
627:3): else if(result.length=gnome_length) {
628:3): result.str=pa_strdup(gnome_str, gnome_length);
1.74 paf 629: } else
1.108.2.19.2. 2(paf 630:3): result.str=0;
1.108.2.14 paf 631:
632: return result;
1.1 parser 633: }
634:
1.108.2.19.2. (paf 635:): static void _file(Request& r, MethodParams* params) {
1.108.2.13 paf 636: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 637: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.19.2. 2(paf 638:3): Xdoc2buf_result buf=xdoc2buf(r, vdoc, params, 0,
1.63 paf 639: oo,
1.108.2.19.2. (paf 640:): 0/*not to file, to memory*/);
1.63 paf 641: // write out result
1.108.2.19.2. 2(paf 642:3): r.write_no_lang(String(buf.str, buf.length));
1.1 parser 643:
1.58 paf 644: // write out result
1.108.2.19.2. 2(paf 645:3): VFile& vfile=*new VFile;
646:3): VHash& vhcontent_type=*new VHash;
647:3): vhcontent_type.hash().put(
1.108.2.14 paf 648: value_name,
1.108.2.19.2. 2(paf 649:3): new VString(*oo.mediaType));
650:3): vhcontent_type.hash().put(
651:3): StringBody("charset"),
652:3): new VString(*oo.encoding));
1.108.2.14 paf 653:
1.108.2.19.2. 2(paf 654:3): vfile.set(false/*tainted*/, buf.str?buf.str:""/*to distinguish from stat-ed file*/, buf.length,
655:3): 0/*file_name*/, &vhcontent_type);
1.58 paf 656: r.write_no_lang(vfile);
1.63 paf 657: }
658:
1.108.2.19.2. (paf 659:): static void _save(Request& r, MethodParams* params) {
1.108.2.13 paf 660: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 661:
1.108.2.19.2. (paf 662:): const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
1.63 paf 663:
664: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.19.2. 2(paf 665:3): xdoc2buf(r, vdoc, params, 1,
1.63 paf 666: oo,
1.108.2.19.2. 2(paf 667:3): &file_spec);
1.63 paf 668: }
669:
1.108.2.19.2. (paf 670:): static void _string(Request& r, MethodParams* params) {
1.108.2.13 paf 671: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 672: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.19.2. 2(paf 673:3): Xdoc2buf_result buf=xdoc2buf(r, vdoc, params, 0,
1.63 paf 674: oo,
1.108.2.19.2. (paf 675:): 0/*not to file, to memory*/);
1.63 paf 676: // write out result
1.108.2.19.2. 2(paf 677:3): r.write_no_lang(String(buf.str, buf.length));
1.1 parser 678: }
1.58 paf 679:
1.108.2.14 paf 680: #ifndef DOXYGEN
681: struct Add_xslt_param_info {
682: Request* r;
1.108.2.19.2. 5(paf 683:3): Array<GdomeDOMString_auto_ptr>* strings;
1.108.2.14 paf 684: const char** current_transform_param;
685: };
686: #endif
687: static void add_xslt_param(
1.108.2.19.2. 2(paf 688:3): HashStringValue::key_type attribute,
689:3): HashStringValue::value_type meaning,
690:3): Add_xslt_param_info* info) {
5(paf 691:3): GdomeDOMString_auto_ptr s;
692:3): *info->current_transform_param++=(s=info->r->transcode(attribute))->str; *info->strings+=s;
693:3): *info->current_transform_param++=(s=info->r->transcode(meaning->as_string()))->str; *info->strings+=s;
1.1 parser 694: }
1.108.2.19.2. 2(paf 695:3): static VXdoc& _transform(Request& r, const String* stylesheet_source,
1.108.2.14 paf 696: VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char** transform_params) {
1.108.2.19.2. 2(paf 697:3): xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document());
1.65 paf 698: xsltTransformContext_auto_ptr transformContext(
699: xsltNewTransformContext(stylesheet, document));
1.90 paf 700: // make params literal
1.108.2.19.2. 8(paf 701:3): if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
1.90 paf 702: transformContext->globalVars = xmlHashCreate(20);
703: xsltQuoteUserParams(transformContext.get(), transform_params);
704: // do transform
1.59 paf 705: xmlDoc *transformed=xsltApplyStylesheetUser(
706: stylesheet,
707: document,
1.90 paf 708: 0/*already quoted-inserted transform_params*/,
1.108.2.2 paf 709: 0/*const char* output*/,
1.59 paf 710: 0/*FILE *profile*/,
1.65 paf 711: transformContext.get());
1.66 paf 712: if(!transformed || xmlHaveGenericErrors()) {
713: GdomeException exc=0;
1.108.2.19.2. 2(paf 714:3): throw Exception(stylesheet_source, exc);
1.66 paf 715: }
1.42 paf 716:
1.61 paf 717: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
718: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 719: // constructing result
720: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
721: if(!gdomeDocument)
1.87 paf 722: throw Exception(0,
1.108.2.19.2. 2(paf 723:3): 0,
1.59 paf 724: "gdome_xml_doc_mkref failed");
1.108.2.19.2. 2(paf 725:3): VXdoc& result=*new VXdoc(&r.charsets, gdomeDocument);
1.61 paf 726: /* grabbing options
727:
728: <xsl:output
729: !method = "xml" | "html" | "text"
730: X| qname-but-not-ncname
731: !version = nmtoken
732: !encoding = string
733: !omit-xml-declaration = "yes" | "no"
734: !standalone = "yes" | "no"
735: !doctype-public = string
736: !doctype-system = string
737: Xcdata-section-elements = qnames
738: !indent = "yes" | "no"
739: !media-type = string />
1.59 paf 740: */
1.108.2.19.2. 2(paf 741:3): VXdoc::Output_options& oo=result.output_options;
1.59 paf 742:
1.108.2.19.2. 2(paf 743:3): oo.method=stylesheet->method?&r.transcode(stylesheet->method):0;
744:3): oo.encoding=stylesheet->encoding?&r.transcode(stylesheet->encoding):0;
745:3): oo.mediaType=stylesheet->mediaType?&r.transcode(stylesheet->mediaType):0;
746:3): oo.doctypeSystem=stylesheet->doctypeSystem?&r.transcode(stylesheet->doctypeSystem):0;
747:3): oo.doctypePublic=stylesheet->doctypePublic?&r.transcode(stylesheet->doctypePublic):0;
1.59 paf 748: oo.indent=stylesheet->indent!=0;
1.108.2.19.2. 2(paf 749:3): oo.version=stylesheet->version?&r.transcode(stylesheet->version):0;
1.59 paf 750: oo.standalone=stylesheet->standalone!=0;
751: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
752:
1.93 paf 753: // return
754: return result;
755: }
1.108.2.19.2. (paf 756:): static void _transform(Request& r, MethodParams* params) {
1.108.2.13 paf 757: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.93 paf 758:
759: // params
1.108.2.18 paf 760: Array<GdomeDOMString_auto_ptr> transform_strings;
1.108.2.19.2. 4(paf 761:3): const char** transform_params=0;
1.108.2.10 paf 762: if(params->count()>1) {
1.108.2.19.2. 2(paf 763:3): Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
764:3): if(!vparams.is_string())
765:3): if(HashStringValue* params=vparams.get_hash()) {
766:3): transform_params=new(UseGC) const char*[params->count()*2+1];
1.108.2.14 paf 767: Add_xslt_param_info info={
768: &r,
1.108.2.19.2. 5(paf 769:3): &transform_strings,
1.108.2.14 paf 770: transform_params
771: };
772: params->for_each(add_xslt_param, &info);
773: transform_params[params->count()*2]=0;
1.93 paf 774: } else
775: throw Exception("parser.runtime",
1.108.2.19.2. 2(paf 776:3): 0,
1.93 paf 777: "transform parameters parameter must be hash");
778: }
779:
1.108.2.19.2. 2(paf 780:3): VXdoc* result;
(paf 781:): Value* vmaybe_xdoc=(*params)[0];
1.108.2.14 paf 782: if(Value *vxdoc=vmaybe_xdoc->as(VXDOC_TYPE, false)) { // stylesheet (xdoc)
1.93 paf 783: xmlDoc *document=gdome_xml_doc_get_xmlDoc(
1.108.2.19.2. 1(paf 784:3): static_cast<VXdoc *>(vxdoc)->get_document());
1.93 paf 785: // compile xdoc stylesheet
1.94 paf 786: xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document));
787: // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor
788: // we don't need that
789: stylesheet_ptr->doc=0;
1.93 paf 790: if(xmlHaveGenericErrors()) {
791: GdomeException exc=0;
1.108.2.19.2. 2(paf 792:3): throw Exception(0, exc);
1.93 paf 793: }
794: if(!stylesheet_ptr.get())
795: throw Exception("xml",
1.108.2.19.2. 2(paf 796:3): 0,
1.93 paf 797: "stylesheet failed to compile");
798:
799: // transform!
1.108.2.19.2. 2(paf 800:3): result=&_transform(r, 0,
1.93 paf 801: vdoc, stylesheet_ptr.get(),
802: transform_params);
803: } else { // stylesheet (file name)
804: // extablish stylesheet connection
1.108.2.19.2. (paf 805:): const String& stylesheet_filespec=
1.108.2.10 paf 806: r.absolute(params->as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)"));
1.108.2.19.2. 2(paf 807:3): Stylesheet_connection_ptr connection=stylesheet_manager.get_connection(stylesheet_filespec);
1.93 paf 808:
809: // load and compile file to stylesheet [or get cached if any]
810: // transform!
1.108.2.19.2. 2(paf 811:3): result=&_transform(r, &stylesheet_filespec,
1.93 paf 812: vdoc, connection->stylesheet(false/*nocache*/),
813: transform_params);
814: }
815:
1.59 paf 816: // write out result
1.108.2.19.2. 2(paf 817:3): r.write_no_lang(*result);
1.1 parser 818: }
819:
1.16 parser 820: // constructor
1.2 parser 821:
1.92 paf 822: /// @test how to create empty type html?
1.108.2.19.2. 0(paf 823:3): MXdoc::MXdoc(): MXnode(XDOC_CLASS_NAME, xnode_class) {
1.16 parser 824: /// DOM1
1.2 parser 825:
1.16 parser 826: // Element createElement(in DOMString tagName) raises(DOMException);
827: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
828: // DocumentFragment createDocumentFragment();
829: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
830: // Text createTextNode(in DOMString data);
831: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
832: // Comment createComment(in DOMString data);
833: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
834: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
835: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
836: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
837: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
838: // Attr createAttribute(in DOMString name) raises(DOMException);
839: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
840: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
841: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.99 paf 842: // NodeList getElementsByTagName(in DOMString name);
843: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.2 parser 844:
1.79 paf 845: /// DOM2
1.2 parser 846:
1.16 parser 847: // ^xdoc.getElementById[elementId]
848: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 849:
850: // Node (in Node importedNode, in boolean deep) raises(DOMException)
851: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.99 paf 852:
853: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
854: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.1 parser 855:
1.16 parser 856: /// parser
857:
1.54 paf 858: // ^xdoc::create{qualifiedName}
1.95 paf 859: // ^xdoc::create[<some>xml</some>]
860: // ^xdoc::create[URI][<some>xml</some>]
861: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
1.83 paf 862: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
863: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 864:
865: // ^xdoc::load[some.xml]
1.105 paf 866: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2);
1.54 paf 867:
1.2 parser 868: // ^xdoc.save[some.xml]
869: // ^xdoc.save[some.xml;options hash]
1.1 parser 870: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
871:
1.2 parser 872: // ^xdoc.string[] <doc/>
873: // ^xdoc.string[options hash] <doc/>
1.1 parser 874: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
875:
1.2 parser 876: // ^xdoc.file[] file with "<doc/>"
877: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 878: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 879:
1.98 paf 880: // ^xdoc.transform[stylesheet file_name/xdoc]
881: // ^xdoc.transform[stylesheet file_name/xdoc;params hash]
1.59 paf 882: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 883:
1.1 parser 884: }
1.5 parser 885:
886: void MXdoc::configure_admin(Request& r) {
887: }
888:
1.108.2.7 paf 889: # else
1.108.2.19.2. 9(paf 890:3):
891:3): #include "classes.h"
1.108.2.19 paf 892:
893: // global variable
894:
895: DECLARE_CLASS_VAR(xdoc, 0, 0); // fictive
1.1 parser 896:
897: #endif
898:
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