Annotation of parser3/src/classes/xdoc.C, revision 1.108.2.19.2.11
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:
1.108.2.19.2. 1(paf 11:3): static const char* IDENT_XDOC_C="$Date: 2003/03/24 12:38:48 $";
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
1.108.2.19.2. 1(paf 46:3): Value* create_new_value() { return 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:
1.108.2.19.2. (paf 162:): static void writeNode(Request& r, GdomeNode *node,
1.54 paf 163: GdomeException exc) {
164: if(!node || exc)
1.108.2.19.2. 1(paf 165:3): throw Exception(0, exc);
1.54 paf 166:
167: // write out result
1.108.2.19.2. 1(paf 168:3): r.write_no_lang(*new VXnode(&r.charsets, node));
1.54 paf 169: }
170:
1.16 parser 171: // Element createElement(in DOMString tagName) raises(DOMException);
1.108.2.19.2. (paf 172:): static void _createElement(Request& r, MethodParams* params) {
1.108.2.13 paf 173: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 174:
1.108.2.19.2. (paf 175:): const String& tagName=params->as_string(0, "tagName must be string");
1.16 parser 176:
1.54 paf 177: GdomeException exc;
178: GdomeNode *node=
1.108.2.19.2. 1(paf 179:3): (GdomeNode *)gdome_doc_createElement(vdoc.get_document(),
1.108.2.13 paf 180: r.transcode(tagName).get(),
1.54 paf 181: &exc);
1.108.2.19.2. 1(paf 182:3): writeNode(r, node, exc);
1.16 parser 183: }
184:
185: // DocumentFragment createDocumentFragment()
1.108.2.19.2. (paf 186:): static void _createDocumentFragment(Request& r, MethodParams* ) {
1.108.2.13 paf 187: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 188:
1.54 paf 189: GdomeException exc;
190: GdomeNode *node=
191: (GdomeNode *)gdome_doc_createDocumentFragment(
1.108.2.19.2. 1(paf 192:3): vdoc.get_document(),
1.54 paf 193: &exc);
1.108.2.19.2. 1(paf 194:3): writeNode(r, node, exc);
1.16 parser 195: }
196:
197: // Text createTextNode(in DOMString data);
1.108.2.19.2. (paf 198:): static void _createTextNode(Request& r, MethodParams* params) {
1.108.2.13 paf 199: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 200:
1.108.2.19.2. (paf 201:): const String& data=params->as_string(0, "data must be string");
1.16 parser 202:
1.54 paf 203: GdomeException exc;
204: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
1.108.2.19.2. 1(paf 205:3): vdoc.get_document(),
1.108.2.13 paf 206: r.transcode(data).get(),
1.54 paf 207: &exc);
1.108.2.19.2. 1(paf 208:3): writeNode(r, node, exc);
1.16 parser 209: }
210:
211: // Comment createComment(in DOMString data)
1.108.2.19.2. (paf 212:): static void _createComment(Request& r, MethodParams* params) {
1.108.2.13 paf 213: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 214:
1.108.2.19.2. (paf 215:): const String& data=params->as_string(0, "data must be string");
1.16 parser 216:
1.54 paf 217: GdomeException exc;
218: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
1.108.2.19.2. 1(paf 219:3): vdoc.get_document(),
1.108.2.13 paf 220: r.transcode(data).get(),
1.54 paf 221: &exc);
1.108.2.19.2. 1(paf 222:3): writeNode(r, node, exc);
1.16 parser 223: }
224:
225: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
1.108.2.19.2. (paf 226:): static void _createCDATASection(Request& r, MethodParams* params) {
1.108.2.13 paf 227: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 228:
1.108.2.19.2. (paf 229:): const String& data=params->as_string(0, "data must be string");
1.16 parser 230:
1.54 paf 231: GdomeException exc;
232: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
1.108.2.19.2. 1(paf 233:3): vdoc.get_document(),
1.108.2.13 paf 234: r.transcode(data).get(),
1.54 paf 235: &exc);
1.108.2.19.2. 1(paf 236:3): writeNode(r, node, exc);
1.16 parser 237: }
238:
239: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
1.108.2.19.2. (paf 240:): static void _createProcessingInstruction(Request& r, MethodParams* params) {
1.108.2.13 paf 241: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 242:
1.108.2.19.2. (paf 243:): const String& target=params->as_string(0, "data must be string");
244:): const String& data=params->as_string(1, "data must be string");
1.16 parser 245:
1.54 paf 246: GdomeException exc;
247: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
1.108.2.19.2. 1(paf 248:3): vdoc.get_document(),
1.108.2.13 paf 249: r.transcode(target).get(),
250: r.transcode(data).get(),
1.54 paf 251: &exc);
1.108.2.19.2. 1(paf 252:3): writeNode(r, node, exc);
1.16 parser 253: }
254:
255: // Attr createAttribute(in DOMString name) raises(DOMException);
1.108.2.19.2. (paf 256:): static void _createAttribute(Request& r, MethodParams* params) {
1.108.2.13 paf 257: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 258:
1.108.2.19.2. (paf 259:): const String& name=params->as_string(0, "name must be string");
1.16 parser 260:
1.54 paf 261: GdomeException exc;
262: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
1.108.2.19.2. 1(paf 263:3): vdoc.get_document(),
1.108.2.13 paf 264: r.transcode(name).get(),
1.54 paf 265: &exc);
1.108.2.19.2. 1(paf 266:3): writeNode(r, node, exc);
1.16 parser 267: }
268: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
1.108.2.19.2. (paf 269:): static void _createEntityReference(Request& r, MethodParams* params) {
1.108.2.13 paf 270: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 271:
1.108.2.19.2. (paf 272:): const String& name=params->as_string(0, "name must be string");
1.16 parser 273:
1.54 paf 274: GdomeException exc;
275: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
1.108.2.19.2. 1(paf 276:3): vdoc.get_document(),
1.108.2.13 paf 277: r.transcode(name).get(),
1.54 paf 278: &exc);
1.108.2.19.2. 1(paf 279:3): writeNode(r, node, exc);
1.16 parser 280: }
281:
1.99 paf 282: // NodeList getElementsByTagName(in DOMString name);
1.108.2.19.2. (paf 283:): static void _getElementsByTagName(Request& r, MethodParams* params) {
1.108.2.13 paf 284: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 285:
1.108.2.19.2. (paf 286:): const String& name=params->as_string(0, "name must be string");
1.99 paf 287:
1.108.2.19.2. 1(paf 288:3): VHash& result=*new VHash;
1.99 paf 289: GdomeException exc;
290: if(GdomeNodeList *nodes=
291: gdome_doc_getElementsByTagName(
1.108.2.19.2. 1(paf 292:3): vdoc.get_document(),
1.108.2.13 paf 293: r.transcode(name).get(),
1.99 paf 294: &exc)) {
295: gulong length=gdome_nl_length(nodes, &exc);
1.108.2.19.2. 1(paf 296:3): for(gulong i=0; i<length; i++)
297:3): result.hash().put(
298:3): pa_format_integer(i),
299:3): new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.99 paf 300: } else if(exc)
1.108.2.19.2. 1(paf 301:3): throw Exception(0, exc);
1.99 paf 302:
303: // write out result
304: r.write_no_lang(result);
305: }
306:
1.108.2.19.2. (paf 307:): static void _getElementsByTagNameNS(Request& r, MethodParams* params) {
1.108.2.13 paf 308: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.99 paf 309:
310: // namespaceURI;localName
1.108.2.19.2. (paf 311:): const String& namespaceURI=params->as_string(0, "namespaceURI must be string");
312:): const String& localName=params->as_string(1, "localName must be string");
1.99 paf 313:
314: GdomeException exc;
1.108.2.19.2. (paf 315:): VHash* result(new VHash);
1.99 paf 316: if(GdomeNodeList *nodes=
317: gdome_doc_getElementsByTagNameNS(
1.108.2.19.2. 1(paf 318:3): vdoc.get_document(),
1.108.2.13 paf 319: r.transcode(namespaceURI).get(),
320: r.transcode(localName).get(),
1.99 paf 321: &exc)) {
322: gulong length=gdome_nl_length(nodes, &exc);
323: for(gulong i=0; i<length; i++) {
1.108.2.19.2. (paf 324:): const String& skey(new String);
1.108.2.13 paf 325: *skey << pool.format_integer(i);
1.99 paf 326:
1.108.2.19.2. (paf 327:): result->hash().put(
1.108.2.13 paf 328: skey,
1.108.2.19.2. (paf 329:): Value*(new VXnode(&&r.charsets, gdome_nl_item(nodes, i, &exc))));
1.99 paf 330: }
331: }
332:
333: // write out result
334: r.write_no_lang(result);
335: }
336:
1.108.2.19.2. (paf 337:): static void _getElementById(Request& r, MethodParams* params) {
1.108.2.13 paf 338: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 339:
1.54 paf 340: // elementId
1.108.2.19.2. (paf 341:): const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 342:
1.54 paf 343: GdomeException exc;
344: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
1.108.2.19.2. 1(paf 345:3): vdoc.get_document(),
1.108.2.13 paf 346: r.transcode(elementId).get(),
1.54 paf 347: &exc)) {
348: // write out result
1.108.2.19.2. (paf 349:): r.write_no_lang(Value*(new VXnode(&&r.charsets, node)));
1.66 paf 350: } else if(exc || xmlHaveGenericErrors())
1.87 paf 351: throw Exception(
1.108.2.5 paf 352: method_name,
1.54 paf 353: exc);
354: }
1.79 paf 355:
1.108.2.19.2. (paf 356:): static void _importNode(Request& r, MethodParams* params) {
1.108.2.13 paf 357: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.79 paf 358:
359: GdomeNode *importedNode=
1.88 paf 360: as_node(method_name, params, 0, "importedNode must be node");
1.79 paf 361: bool deep=
1.108.2.10 paf 362: params->as_bool(1, "deep must be bool", r);
1.79 paf 363:
364: GdomeException exc;
1.108.2.19.2. 1(paf 365:3): GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(),
1.79 paf 366: importedNode,
367: deep, &exc);
368: if(exc)
1.87 paf 369: throw Exception(
1.108.2.5 paf 370: method_name,
1.79 paf 371: exc);
372:
373: // write out result
1.108.2.19.2. (paf 374:): r.write_no_lang(Value*(new VXnode(&&r.charsets, outputNode)));
1.79 paf 375: }
1.54 paf 376: /*
377: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
378: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
379: */
1.1 parser 380:
1.108.2.19.2. (paf 381:): static void _create(Request& r, MethodParams* params) {
1.108.2.13 paf 382: Charset& source_charset=r.charsets.source();
383: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.1 parser 384:
1.108.2.19.2. (paf 385:): Value* param=(*params)[params->count()-1];
1.83 paf 386: GdomeDocument *document;
1.108.2.13 paf 387: if(param->get_junction()) { // {<?xml?>...}
1.108.2.19.2. (paf 388:): Temp_lang temp_lang(r, String::L_XML);
389:): const String& xml=r.process_to_string(param);
1.83 paf 390:
1.108.2.19.2. (paf 391:): const char* cstr=xml->cstr(String::L_UNSPECIFIED);
1.83 paf 392: document=(GdomeDocument *)
393: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
394: cstr, strlen(cstr)
395: ));
396: if(!document || xmlHaveGenericErrors()) {
397: GdomeException exc=0;
1.87 paf 398: throw Exception(
1.108.2.5 paf 399: method_name,
1.83 paf 400: exc);
401: }
402: } else { // [name]
1.108.2.19.2. (paf 403:): const String& qualifiedName=param->as_string();
1.1 parser 404:
1.83 paf 405: GdomeException exc;
406: /*
407: GdomeDocumentType *documentType=gdome_di_createDocumentType (
408: docimpl,
1.108.2.13 paf 409: r.transcode(qualifiedName),
1.83 paf 410: 0/*publicId* /,
411: 0/*systemId* /,
412: &exc);
413: if(!documentType || exc || xmlHaveGenericErrors())
1.87 paf 414: throw Exception(
1.108.2.5 paf 415: method_name,
1.83 paf 416: exc);
417: */
418: document=gdome_di_createDocument (domimpl,
419: 0/*namespaceURI*/,
1.108.2.13 paf 420: r.transcode(qualifiedName).get(),
1.83 paf 421: 0/*doctype*/,
422: &exc);
423: if(!document || exc || xmlHaveGenericErrors())
1.87 paf 424: throw Exception(
1.108.2.5 paf 425: method_name,
1.83 paf 426: exc);
1.103 paf 427:
428: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
1.108.2.19.2. (paf 429:): const char* source_charset_name=source_charset.name()->cstr();
1.108.2.13 paf 430: doc->encoding=source_charset.transcode_buf2xchar(source_charset_name, strlen(source_charset_name));
1.9 parser 431:
1.83 paf 432: /// +xalan createXMLDecl ?
1.73 paf 433: }
1.95 paf 434:
435: // URI
1.108.2.2 paf 436: const char* URI_cstr;
1.108.2.19.2. (paf 437:): const char* URI_cstr_ptr;
1.108.2.10 paf 438: if(params->count()>1) { // absolute(param)
1.108.2.19.2. (paf 439:): const String& URI=params->as_string(0, "URI must be string");
1.108.2.13 paf 440: URI_cstr=URI_cstr_ptr=r.absolute(URI)->cstr();
1.95 paf 441: } else // default = disk path to requested document
1.108.2.13 paf 442: URI_cstr=r.request_info.path_translated;
1.95 paf 443: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
444: if(URI_cstr)
1.108.2.13 paf 445: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.95 paf 446:
1.54 paf 447: // replace any previous parsed source
1.108.2.19.2. (paf 448:): vdoc.set_document(&&r.charsets, document);
1.9 parser 449: }
450:
1.108.2.19.2. (paf 451:): static void _load(Request& r, MethodParams* params) {
1.108.2.13 paf 452: Charset& source_charset=r.charsets.source();
453: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.9 parser 454:
1.54 paf 455: // filespec
1.108.2.19.2. (paf 456:): const String& file_name=params->as_string(0, "uri must be string");
457:): const String& uri=r.absolute(file_name);
1.105 paf 458:
459: void *data; size_t size;
1.108.2.19.2. (paf 460:): File_read_result file=file_read(source_charset, uri, false/*not text*/,
1.108.2.13 paf 461: params->count()>1?params->as_no_junction(1, "additional params must be hash")
1.108.2.19.2. (paf 462:): ->get_hash()
1.105 paf 463: :0);
464:
1.73 paf 465: GdomeDocument *document=(GdomeDocument *)
1.108.2.19.2. (paf 466:): gdome_xml_n_mkref((xmlNode *)xmlParseMemory(file.data, file.length));
1.73 paf 467: if(!document || xmlHaveGenericErrors()) {
468: GdomeException exc=0;
1.108.2.13 paf 469: throw Exception(uri, exc);
1.73 paf 470: }
1.108.2.19.2. (paf 471:): const char* URI_cstr=uri->cstr();
1.107 paf 472: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
473: if(URI_cstr)
1.108.2.13 paf 474: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.9 parser 475:
1.54 paf 476: // replace any previous parsed source
1.108.2.19.2. (paf 477:): vdoc.set_document(&&r.charsets, document);
1.9 parser 478: }
479:
1.108.2.19.2. (paf 480:): static void param_option_over_output_option
1.108.2.14 paf 481: HashStringValue& param_options, const char* option_name,
1.108.2.19.2. (paf 482:): String* & output_option) {
483:): if(Value* value=param_options.get(String* (new String(option_name))))
484:): output_option=value->as_string();
1.46 paf 485: }
1.108.2.19.2. (paf 486:): static void param_option_over_output_option
1.108.2.14 paf 487: HashStringValue& param_options, const char* option_name,
1.46 paf 488: bool& output_option) {
1.108.2.19.2. (paf 489:): if(Value* value=param_options.get(String* (new String(option_name)))) {
490:): const String& s=value->as_string();
1.108.2.14 paf 491: if(*s=="yes")
1.46 paf 492: output_option=true;
1.108.2.14 paf 493: else if(*s=="no")
1.46 paf 494: output_option=false;
495: else
1.87 paf 496: throw Exception("parser.runtime",
1.108.2.14 paf 497: s,
1.46 paf 498: "%s must be either 'yes' or 'no'", option_name);
499: }
500: }
501:
1.100 paf 502: /// @test valid_options check
1.108.2.14 paf 503: static void prepare_output_options(Request& r,
1.108.2.19.2. (paf 504:): const String& method_name, MethodParams* params, int index,
1.61 paf 505: VXdoc::Output_options& oo) {
1.46 paf 506: /*
507: <xsl:output
508: !method = "xml" | "html" | "text" | qname-but-not-ncname
509: !version = nmtoken
510: !encoding = string
511: !omit-xml-declaration = "yes" | "no"
512: !standalone = "yes" | "no"
513: !doctype-public = string
514: !doctype-system = string
515: cdata-section-elements = qnames
516: !indent = "yes" | "no"
517: !media-type = string />
1.61 paf 518: */
1.1 parser 519:
1.46 paf 520: // configuring with options from parameter...
1.108.2.10 paf 521: if(params->count()>index) {
1.108.2.19.2. (paf 522:): Value* voptions=params->as_no_junction(index, "options must be string");
1.108.2.14 paf 523: if(voptions->is_defined()) {
1.108.2.19.2. (paf 524:): if(HashStringValue *options=voptions->get_hash()) {
1.1 parser 525: // $.method[xml|html|text]
1.108.2.19.2. (paf 526:): if(Value* vmethod=options->get(String* (new String(XDOC_OUTPUT_METHOD_OPTION_NAME))))
527:): oo.method=vmethod->as_string();
1.1 parser 528:
1.46 paf 529: // $.version[1.0]
1.108.2.19.2. (paf 530:): param_option_over_output_option(*options, "version", oo.version);
1.1 parser 531: // $.encoding[windows-1251|...]
1.108.2.19.2. (paf 532:): param_option_over_output_option(*options, "encoding", oo.encoding);
1.46 paf 533: // $.omit-xml-declaration[yes|no]
1.108.2.19.2. (paf 534:): param_option_over_output_option(*options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 535: // $.standalone[yes|no]
1.108.2.19.2. (paf 536:): param_option_over_output_option(*options, "standalone", oo.standalone);
1.46 paf 537: // $.doctype-public[?]
1.108.2.19.2. (paf 538:): param_option_over_output_option(*options, "doctype-public", oo.doctypePublic);
1.46 paf 539: // $.doctype-system[?]
1.108.2.19.2. (paf 540:): param_option_over_output_option(*options, "doctype-system", oo.doctypeSystem);
1.46 paf 541: // $.indent[yes|no]
1.108.2.19.2. (paf 542:): param_option_over_output_option(*options, "indent", oo.indent);
1.46 paf 543: // $.media-type[text/{html|xml|plain}]
1.108.2.19.2. (paf 544:): param_option_over_output_option(*options, "media-type", oo.mediaType);
1.19 parser 545: }
1.1 parser 546: }
547: }
548:
1.46 paf 549: // default encoding from pool
1.61 paf 550: if(!oo.encoding)
1.108.2.14 paf 551: oo.encoding=r.charsets.source().name();
1.46 paf 552: // default method=xml
553: if(!oo.method)
1.108.2.19.2. (paf 554:): oo.method=String* (new String(XDOC_OUTPUT_METHOD_OPTION_VALUE_XML));
1.61 paf 555: // default mediaType = depending on method
556: if(!oo.mediaType) {
557: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
1.108.2.19.2. (paf 558:): oo.mediaType=String* (new String("text/xml"));
1.61 paf 559: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
1.108.2.19.2. (paf 560:): oo.mediaType=String* (new String("text/html"));
1.61 paf 561: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
1.108.2.19.2. (paf 562:): oo.mediaType=String* (new String("text/plain"));
1.61 paf 563: }
564: }
1.46 paf 565:
1.108.2.14 paf 566: struct Xdoc2buf_result {
567: char* ptr;
568: size_t size;
569: };
570: static Xdoc2buf_result xdoc2buf(Request& r, VXdoc& vdoc,
1.108.2.19.2. (paf 571:): const String& method_name, MethodParams* params, int index,
1.63 paf 572: VXdoc::Output_options& oo,
1.108.2.19.2. (paf 573:): const String& file_spec) {
1.108.2.14 paf 574: Xdoc2buf_result result;
575: prepare_output_options(r, method_name, params, index,
1.61 paf 576: oo);
577:
1.108.2.19.2. (paf 578:): const char* encoding_cstr=oo.encoding->cstr();
1.63 paf 579: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
580: if(!encoder)
1.87 paf 581: throw Exception("parser.runtime",
1.108.2.5 paf 582: method_name,
1.108.2.14 paf 583: "encoding '%s' not supported", encoding_cstr.get());
1.61 paf 584: // UTF-8 encoder contains empty input/output converters,
585: // which is wrong for xmlOutputBufferCreateIO
586: // while zero encoder goes perfectly
587: if(encoder && strcmp(encoder->name, "UTF-8")==0)
588: encoder=0;
589:
1.62 paf 590: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 591:
1.65 paf 592: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
593: if(!stylesheet.get())
1.87 paf 594: throw Exception(0,
1.108.2.5 paf 595: method_name,
1.61 paf 596: "xsltNewStylesheet failed");
597:
1.62 paf 598: #define OOS2STYLE(name) \
1.108.2.14 paf 599: stylesheet->name=oo.name?BAD_CAST g_strdup(r.transcode(oo.name)->str):0
1.62 paf 600: #define OOE2STYLE(name) \
601: stylesheet->name=oo.name
1.61 paf 602:
1.62 paf 603: OOS2STYLE(method);
604: OOS2STYLE(encoding);
605: OOS2STYLE(mediaType);
606: OOS2STYLE(doctypeSystem);
607: OOS2STYLE(doctypePublic);
608: OOE2STYLE(indent);
609: OOS2STYLE(version);
610: OOE2STYLE(standalone);
611: OOE2STYLE(omitXmlDeclaration);
1.61 paf 612:
1.108.2.19.2. 1(paf 613:3): xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document());
1.81 paf 614: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 615: GdomeException exc=0;
1.87 paf 616: throw Exception(
1.108.2.5 paf 617: method_name,
1.75 paf 618: exc);
619: }
1.61 paf 620:
1.54 paf 621: // write out result
1.63 paf 622: char *gnome_buf; size_t gnome_size;
623: if(outputBuffer->conv) {
624: gnome_size=outputBuffer->conv->use;
1.62 paf 625: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 626: } else {
627: gnome_size=outputBuffer->buffer->use;
1.62 paf 628: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 629: }
630: if(file_spec)
1.108.2.14 paf 631: file_write(file_spec,
1.63 paf 632: gnome_buf, gnome_size,
633: true/*as_text*/);
1.108.2.14 paf 634: else if(result.size=gnome_size) {
635: result.ptr=pool.copy(gnome_buf, gnome_size);
1.74 paf 636: } else
1.108.2.14 paf 637: result.ptr=0;
638:
639: return result;
1.1 parser 640: }
641:
1.108.2.19.2. (paf 642:): static void _file(Request& r, MethodParams* params) {
1.108.2.13 paf 643: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 644: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.14 paf 645: Xdoc2buf_result buf=xdoc2buf(r, vdoc, method_name, params, 0,
1.63 paf 646: oo,
1.108.2.19.2. (paf 647:): 0/*not to file, to memory*/);
1.63 paf 648: // write out result
1.108.2.19.2. (paf 649:): r.write_no_lang(String(buf.ptr, buf.length));
1.1 parser 650:
1.58 paf 651: // write out result
1.108.2.19.2. (paf 652:): VFile* vfile(new VFile);
653:): Value* vcontent_type;
654:): VHash* vhcontent_type(new VHash);
655:): vhcontent_type->hash().put(
1.108.2.14 paf 656: value_name,
1.108.2.19.2. (paf 657:): Value*(new VString(oo.mediaType)));
658:): vhcontent_type->hash().put(
659:): String* (new String("charset")),
660:): Value*(new VString(oo.encoding)));
1.58 paf 661: vcontent_type=vhcontent_type;
1.108.2.14 paf 662:
1.108.2.19.2. (paf 663:): vfile->set(false/*tainted*/, buf.ptr?buf.ptr:""/*to distinguish from stat-ed file*/, buf.size,
1.102 paf 664: 0/*file_name*/, vcontent_type);
1.58 paf 665: r.write_no_lang(vfile);
1.63 paf 666: }
667:
1.108.2.19.2. (paf 668:): static void _save(Request& r, MethodParams* params) {
1.108.2.13 paf 669: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 670:
1.108.2.19.2. (paf 671:): const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
1.63 paf 672:
673: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.14 paf 674: xdoc2buf(r, vdoc, method_name, params, 1,
1.63 paf 675: oo,
1.108.2.14 paf 676: file_spec);
1.63 paf 677: }
678:
1.108.2.19.2. (paf 679:): static void _string(Request& r, MethodParams* params) {
1.108.2.13 paf 680: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 681: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.14 paf 682: Xdoc2buf_result buf=xdoc2buf(r, vdoc, method_name, params, 0,
1.63 paf 683: oo,
1.108.2.19.2. (paf 684:): 0/*not to file, to memory*/);
1.63 paf 685: // write out result
1.108.2.19.2. (paf 686:): r.write_no_lang(String(buf.ptr, buf.length));
1.1 parser 687: }
1.58 paf 688:
1.108.2.14 paf 689: #ifndef DOXYGEN
690: struct Add_xslt_param_info {
691: Request* r;
1.108.2.18 paf 692: Array<GdomeDOMString_auto_ptr>* strings;
1.108.2.14 paf 693: const char** current_transform_param;
694: };
695: #endif
696: static void add_xslt_param(
697: HashStringValue::key_type attribute,
698: HashStringValue::value_type meaning,
699: Add_xslt_param_info* info) {
1.108.2.18 paf 700: GdomeDOMString_auto_ptr s;
701: *info->current_transform_param++=(s=info->r->transcode(attribute))->str; *info->strings+=s;
702: *info->current_transform_param++=(s=info->r->transcode(meaning->as_string(&info->r->pool())))->str; *info->strings+=s;
1.1 parser 703: }
1.108.2.19.2. (paf 704:): static VXdocPtr _transform(Request& r, const String& doc_source, const String& stylesheet_source,
1.108.2.14 paf 705: VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char** transform_params) {
1.93 paf 706: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(doc_source));
1.65 paf 707: xsltTransformContext_auto_ptr transformContext(
708: xsltNewTransformContext(stylesheet, document));
1.90 paf 709: // make params literal
710: if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
711: transformContext->globalVars = xmlHashCreate(20);
712: xsltQuoteUserParams(transformContext.get(), transform_params);
713: // do transform
1.59 paf 714: xmlDoc *transformed=xsltApplyStylesheetUser(
715: stylesheet,
716: document,
1.90 paf 717: 0/*already quoted-inserted transform_params*/,
1.108.2.2 paf 718: 0/*const char* output*/,
1.59 paf 719: 0/*FILE *profile*/,
1.65 paf 720: transformContext.get());
1.66 paf 721: if(!transformed || xmlHaveGenericErrors()) {
722: GdomeException exc=0;
1.87 paf 723: throw Exception(
1.93 paf 724: stylesheet_source,
1.66 paf 725: exc);
726: }
1.42 paf 727:
1.61 paf 728: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
729: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 730: // constructing result
731: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
732: if(!gdomeDocument)
1.87 paf 733: throw Exception(0,
1.93 paf 734: doc_source,
1.59 paf 735: "gdome_xml_doc_mkref failed");
1.108.2.19.2. (paf 736:): VXdocPtr result(new VXdoc(&&r.charsets, gdomeDocument));
1.61 paf 737: /* grabbing options
738:
739: <xsl:output
740: !method = "xml" | "html" | "text"
741: X| qname-but-not-ncname
742: !version = nmtoken
743: !encoding = string
744: !omit-xml-declaration = "yes" | "no"
745: !standalone = "yes" | "no"
746: !doctype-public = string
747: !doctype-system = string
748: Xcdata-section-elements = qnames
749: !indent = "yes" | "no"
750: !media-type = string />
1.59 paf 751: */
1.108.2.14 paf 752: VXdoc::Output_options& oo=result->output_options;
1.59 paf 753:
1.108.2.19.2. (paf 754:): oo.method=stylesheet->method?r.transcode(stylesheet->method, stylesheet_source):0;
755:): oo.encoding=stylesheet->encoding?r.transcode(stylesheet->encoding, stylesheet_source):0;
756:): oo.mediaType=stylesheet->mediaType?r.transcode(stylesheet->mediaType, stylesheet_source):0;
757:): oo.doctypeSystem=stylesheet->doctypeSystem?r.transcode(stylesheet->doctypeSystem, stylesheet_source):0;
758:): oo.doctypePublic=stylesheet->doctypePublic?r.transcode(stylesheet->doctypePublic, stylesheet_source):0;
1.59 paf 759: oo.indent=stylesheet->indent!=0;
1.108.2.19.2. (paf 760:): oo.version=stylesheet->version?r.transcode(stylesheet->version, stylesheet_source):0;
1.59 paf 761: oo.standalone=stylesheet->standalone!=0;
762: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
763:
1.93 paf 764: // return
765: return result;
766: }
1.108.2.19.2. (paf 767:): static void _transform(Request& r, MethodParams* params) {
1.108.2.13 paf 768: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.93 paf 769:
770: // params
1.108.2.18 paf 771: Array<GdomeDOMString_auto_ptr> transform_strings;
1.108.2.14 paf 772: smart_ptr<const char*> transform_params;
1.108.2.10 paf 773: if(params->count()>1) {
1.108.2.19.2. (paf 774:): Value* vparams=params->as_no_junction(1, "transform parameters must be hash");
1.108.2.10 paf 775: if(!vparams->is_string())
1.108.2.19.2. (paf 776:): if(HashStringValue* params=vparams->get_hash()) {
1.108.2.14 paf 777: transform_params=smart_ptr<const char*>(new const char*[params->count()*2+1]);
778: Add_xslt_param_info info={
779: &r,
1.108.2.18 paf 780: &transform_strings,
1.108.2.14 paf 781: transform_params
782: };
783: params->for_each(add_xslt_param, &info);
784: transform_params[params->count()*2]=0;
1.93 paf 785: } else
786: throw Exception("parser.runtime",
1.108.2.5 paf 787: method_name,
1.93 paf 788: "transform parameters parameter must be hash");
789: }
790:
1.108.2.14 paf 791: VXdocPtr result;
1.108.2.19.2. (paf 792:): Value* vmaybe_xdoc=(*params)[0];
1.108.2.14 paf 793: if(Value *vxdoc=vmaybe_xdoc->as(VXDOC_TYPE, false)) { // stylesheet (xdoc)
1.93 paf 794: xmlDoc *document=gdome_xml_doc_get_xmlDoc(
1.108.2.19.2. 1(paf 795:3): static_cast<VXdoc *>(vxdoc)->get_document());
1.93 paf 796: // compile xdoc stylesheet
1.94 paf 797: xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document));
798: // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor
799: // we don't need that
800: stylesheet_ptr->doc=0;
1.93 paf 801: if(xmlHaveGenericErrors()) {
802: GdomeException exc=0;
1.108.2.5 paf 803: throw Exception(method_name, exc);
1.93 paf 804: }
805: if(!stylesheet_ptr.get())
806: throw Exception("xml",
1.108.2.5 paf 807: method_name,
1.93 paf 808: "stylesheet failed to compile");
809:
810: // transform!
1.108.2.14 paf 811: result=_transform(r, method_name, method_name,
1.93 paf 812: vdoc, stylesheet_ptr.get(),
813: transform_params);
814: } else { // stylesheet (file name)
815: // extablish stylesheet connection
1.108.2.19.2. (paf 816:): const String& stylesheet_filespec=
1.108.2.10 paf 817: r.absolute(params->as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)"));
1.108.2.19.2. 1(paf 818:3): Stylesheet_connection* connection=stylesheet_manager.get_connection(stylesheet_filespec);
1.93 paf 819:
820: // load and compile file to stylesheet [or get cached if any]
821: // transform!
1.108.2.14 paf 822: result=_transform(r, method_name, stylesheet_filespec,
1.93 paf 823: vdoc, connection->stylesheet(false/*nocache*/),
824: transform_params);
825: }
826:
1.59 paf 827: // write out result
1.108.2.14 paf 828: r.write_no_lang(result);
1.1 parser 829: }
830:
1.16 parser 831: // constructor
1.2 parser 832:
1.92 paf 833: /// @test how to create empty type html?
1.108.2.19.2. 0(paf 834:3): MXdoc::MXdoc(): MXnode(XDOC_CLASS_NAME, xnode_class) {
1.16 parser 835: /// DOM1
1.2 parser 836:
1.16 parser 837: // Element createElement(in DOMString tagName) raises(DOMException);
838: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
839: // DocumentFragment createDocumentFragment();
840: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
841: // Text createTextNode(in DOMString data);
842: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
843: // Comment createComment(in DOMString data);
844: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
845: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
846: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
847: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
848: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
849: // Attr createAttribute(in DOMString name) raises(DOMException);
850: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
851: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
852: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.99 paf 853: // NodeList getElementsByTagName(in DOMString name);
854: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.2 parser 855:
1.79 paf 856: /// DOM2
1.2 parser 857:
1.16 parser 858: // ^xdoc.getElementById[elementId]
859: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 860:
861: // Node (in Node importedNode, in boolean deep) raises(DOMException)
862: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.99 paf 863:
864: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
865: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.1 parser 866:
1.16 parser 867: /// parser
868:
1.54 paf 869: // ^xdoc::create{qualifiedName}
1.95 paf 870: // ^xdoc::create[<some>xml</some>]
871: // ^xdoc::create[URI][<some>xml</some>]
872: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
1.83 paf 873: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
874: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 875:
876: // ^xdoc::load[some.xml]
1.105 paf 877: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2);
1.54 paf 878:
1.2 parser 879: // ^xdoc.save[some.xml]
880: // ^xdoc.save[some.xml;options hash]
1.1 parser 881: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
882:
1.2 parser 883: // ^xdoc.string[] <doc/>
884: // ^xdoc.string[options hash] <doc/>
1.1 parser 885: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
886:
1.2 parser 887: // ^xdoc.file[] file with "<doc/>"
888: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 889: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 890:
1.98 paf 891: // ^xdoc.transform[stylesheet file_name/xdoc]
892: // ^xdoc.transform[stylesheet file_name/xdoc;params hash]
1.59 paf 893: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 894:
1.1 parser 895: }
1.5 parser 896:
897: void MXdoc::configure_admin(Request& r) {
898: }
899:
1.108.2.7 paf 900: # else
1.108.2.19 paf 901:
902: // global variable
903:
904: DECLARE_CLASS_VAR(xdoc, 0, 0); // fictive
1.1 parser 905:
906: #endif
907:
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