Annotation of parser3/src/classes/xdoc.C, revision 1.108.2.19.2.15
1.1 parser 1: /** @file
1.2 parser 2: Parser: @b xdoc parser class.
1.1 parser 3:
1.108.2.2 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.85 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.96 paf 6: */
1.1 parser 7:
1.80 paf 8: #include "classes.h"
1.1 parser 9: #ifdef XML
1.96 paf 10:
1.108.2.19.2. 5(paf 11:3): static const char* IDENT_XDOC_C="$Date: 2003/03/25 10:35:00 $";
1.108.2.4 paf 12:
13: #include "pa_vmethod_frame.h"
1.1 parser 14:
1.108.2.19.2. 2(paf 15:3): #include "pa_stylesheet_manager.h"
1.82 paf 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(
3(paf 298:3): StringBody::Format(i),
1(paf 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. 2(paf 315:3): 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);
1.108.2.19.2. 2(paf 323:3): for(gulong i=0; i<length; i++)
324:3): result.hash().put(
3(paf 325:3): StringBody::Format(i),
2(paf 326:3): new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.99 paf 327: }
328:
329: // write out result
330: r.write_no_lang(result);
331: }
332:
1.108.2.19.2. (paf 333:): static void _getElementById(Request& r, MethodParams* params) {
1.108.2.13 paf 334: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.16 parser 335:
1.54 paf 336: // elementId
1.108.2.19.2. (paf 337:): const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 338:
1.54 paf 339: GdomeException exc;
340: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
1.108.2.19.2. 1(paf 341:3): vdoc.get_document(),
1.108.2.13 paf 342: r.transcode(elementId).get(),
1.54 paf 343: &exc)) {
344: // write out result
1.108.2.19.2. 2(paf 345:3): r.write_no_lang(*new VXnode(&r.charsets, node));
1.66 paf 346: } else if(exc || xmlHaveGenericErrors())
1.87 paf 347: throw Exception(
1.108.2.19.2. 2(paf 348:3): &elementId,
1.54 paf 349: exc);
350: }
1.79 paf 351:
1.108.2.19.2. (paf 352:): static void _importNode(Request& r, MethodParams* params) {
1.108.2.13 paf 353: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.79 paf 354:
355: GdomeNode *importedNode=
1.108.2.19.2. 2(paf 356:3): as_node(params, 0, "importedNode must be node");
1.79 paf 357: bool deep=
1.108.2.10 paf 358: params->as_bool(1, "deep must be bool", r);
1.79 paf 359:
360: GdomeException exc;
1.108.2.19.2. 1(paf 361:3): GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(),
1.79 paf 362: importedNode,
363: deep, &exc);
364: if(exc)
1.108.2.19.2. 2(paf 365:3): throw Exception(0, exc);
1.79 paf 366:
367: // write out result
1.108.2.19.2. 2(paf 368:3): r.write_no_lang(*new VXnode(&r.charsets, outputNode));
1.79 paf 369: }
1.54 paf 370: /*
371: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
372: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
373: */
1.1 parser 374:
1.108.2.19.2. (paf 375:): static void _create(Request& r, MethodParams* params) {
1.108.2.13 paf 376: Charset& source_charset=r.charsets.source();
377: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.1 parser 378:
1.108.2.19.2. 2(paf 379:3): Value& param=*(*params)[params->count()-1];
1.83 paf 380: GdomeDocument *document;
1.108.2.19.2. 2(paf 381:3): if(param.get_junction()) { // {<?xml?>...}
(paf 382:): Temp_lang temp_lang(r, String::L_XML);
383:): const String& xml=r.process_to_string(param);
1.83 paf 384:
1.108.2.19.2. 2(paf 385:3): const char* cstr=xml.cstr(String::L_UNSPECIFIED);
1.83 paf 386: document=(GdomeDocument *)
387: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
388: cstr, strlen(cstr)
389: ));
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: }
394: } else { // [name]
1.108.2.19.2. 2(paf 395:3): const String& qualifiedName=param.as_string();
1.1 parser 396:
1.83 paf 397: GdomeException exc;
398: /*
399: GdomeDocumentType *documentType=gdome_di_createDocumentType (
400: docimpl,
1.108.2.13 paf 401: r.transcode(qualifiedName),
1.83 paf 402: 0/*publicId* /,
403: 0/*systemId* /,
404: &exc);
405: if(!documentType || exc || xmlHaveGenericErrors())
1.87 paf 406: throw Exception(
1.108.2.5 paf 407: method_name,
1.83 paf 408: exc);
409: */
410: document=gdome_di_createDocument (domimpl,
411: 0/*namespaceURI*/,
1.108.2.13 paf 412: r.transcode(qualifiedName).get(),
1.83 paf 413: 0/*doctype*/,
414: &exc);
415: if(!document || exc || xmlHaveGenericErrors())
1.108.2.19.2. 2(paf 416:3): throw Exception(0, exc);
1.103 paf 417:
418: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
1.108.2.19.2. 2(paf 419:3): const char* source_charset_name=source_charset.name().cstr();
1.108.2.13 paf 420: doc->encoding=source_charset.transcode_buf2xchar(source_charset_name, strlen(source_charset_name));
1.9 parser 421:
1.83 paf 422: /// +xalan createXMLDecl ?
1.73 paf 423: }
1.95 paf 424:
425: // URI
1.108.2.2 paf 426: const char* URI_cstr;
1.108.2.19.2. (paf 427:): const char* URI_cstr_ptr;
1.108.2.10 paf 428: if(params->count()>1) { // absolute(param)
1.108.2.19.2. (paf 429:): const String& URI=params->as_string(0, "URI must be string");
2(paf 430:3): URI_cstr=URI_cstr_ptr=r.absolute(URI).cstr();
1.95 paf 431: } else // default = disk path to requested document
1.108.2.13 paf 432: URI_cstr=r.request_info.path_translated;
1.95 paf 433: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
434: if(URI_cstr)
1.108.2.13 paf 435: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.95 paf 436:
1.54 paf 437: // replace any previous parsed source
1.108.2.19.2. 2(paf 438:3): vdoc.set_document(&r.charsets, document);
1.9 parser 439: }
440:
1.108.2.19.2. (paf 441:): static void _load(Request& r, MethodParams* params) {
1.108.2.13 paf 442: Charset& source_charset=r.charsets.source();
443: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.9 parser 444:
1.54 paf 445: // filespec
1.108.2.19.2. (paf 446:): const String& file_name=params->as_string(0, "uri must be string");
447:): const String& uri=r.absolute(file_name);
1.105 paf 448:
1.108.2.19.2. (paf 449:): File_read_result file=file_read(source_charset, uri, false/*not text*/,
1.108.2.13 paf 450: params->count()>1?params->as_no_junction(1, "additional params must be hash")
1.108.2.19.2. 2(paf 451:3): .get_hash()
1.105 paf 452: :0);
453:
1.73 paf 454: GdomeDocument *document=(GdomeDocument *)
1.108.2.19.2. 2(paf 455:3): gdome_xml_n_mkref((xmlNode *)xmlParseMemory(file.str, file.length));
1.73 paf 456: if(!document || xmlHaveGenericErrors()) {
457: GdomeException exc=0;
1.108.2.19.2. 2(paf 458:3): throw Exception(&uri, exc);
1.73 paf 459: }
1.108.2.19.2. 2(paf 460:3): const char* URI_cstr=uri.cstr();
1.107 paf 461: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
462: if(URI_cstr)
1.108.2.13 paf 463: doc->URL=source_charset.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.9 parser 464:
1.54 paf 465: // replace any previous parsed source
1.108.2.19.2. 2(paf 466:3): vdoc.set_document(&r.charsets, document);
1.9 parser 467: }
468:
1.108.2.19.2. 2(paf 469:3): static void param_option_over_output_option(
470:3): HashStringValue& param_options, const char* option_name,
471:3): const String*& output_option) {
472:3): if(Value* value=param_options.get(StringBody(option_name)))
473:3): output_option=&value->as_string();
474:3): }
475:3): static void param_option_over_output_option(
476:3): HashStringValue& param_options, const char* option_name,
477:3): bool& output_option) {
478:3): if(Value* value=param_options.get(StringBody(option_name))) {
(paf 479:): const String& s=value->as_string();
2(paf 480:3): if(s=="yes")
1.46 paf 481: output_option=true;
1.108.2.19.2. 2(paf 482:3): else if(s=="no")
1.46 paf 483: output_option=false;
484: else
1.87 paf 485: throw Exception("parser.runtime",
1.108.2.19.2. 2(paf 486:3): &s,
1.46 paf 487: "%s must be either 'yes' or 'no'", option_name);
488: }
489: }
490:
1.100 paf 491: /// @test valid_options check
1.108.2.14 paf 492: static void prepare_output_options(Request& r,
1.108.2.19.2. 2(paf 493:3): MethodParams* params, int index,
494:3): VXdoc::Output_options& oo) {
1.46 paf 495: /*
496: <xsl:output
497: !method = "xml" | "html" | "text" | qname-but-not-ncname
498: !version = nmtoken
499: !encoding = string
500: !omit-xml-declaration = "yes" | "no"
501: !standalone = "yes" | "no"
502: !doctype-public = string
503: !doctype-system = string
504: cdata-section-elements = qnames
505: !indent = "yes" | "no"
506: !media-type = string />
1.61 paf 507: */
1.1 parser 508:
1.46 paf 509: // configuring with options from parameter...
1.108.2.10 paf 510: if(params->count()>index) {
1.108.2.19.2. 2(paf 511:3): Value& voptions=params->as_no_junction(index, "options must be string");
512:3): if(voptions.is_defined()) {
513:3): if(HashStringValue *options=voptions.get_hash()) {
1.1 parser 514: // $.method[xml|html|text]
1.108.2.19.2. 2(paf 515:3): if(Value* vmethod=options->get(StringBody(XDOC_OUTPUT_METHOD_OPTION_NAME)))
516:3): oo.method=&vmethod->as_string();
1.1 parser 517:
1.46 paf 518: // $.version[1.0]
1.108.2.19.2. (paf 519:): param_option_over_output_option(*options, "version", oo.version);
1.1 parser 520: // $.encoding[windows-1251|...]
1.108.2.19.2. (paf 521:): param_option_over_output_option(*options, "encoding", oo.encoding);
1.46 paf 522: // $.omit-xml-declaration[yes|no]
1.108.2.19.2. (paf 523:): param_option_over_output_option(*options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 524: // $.standalone[yes|no]
1.108.2.19.2. (paf 525:): param_option_over_output_option(*options, "standalone", oo.standalone);
1.46 paf 526: // $.doctype-public[?]
1.108.2.19.2. (paf 527:): param_option_over_output_option(*options, "doctype-public", oo.doctypePublic);
1.46 paf 528: // $.doctype-system[?]
1.108.2.19.2. (paf 529:): param_option_over_output_option(*options, "doctype-system", oo.doctypeSystem);
1.46 paf 530: // $.indent[yes|no]
1.108.2.19.2. (paf 531:): param_option_over_output_option(*options, "indent", oo.indent);
1.46 paf 532: // $.media-type[text/{html|xml|plain}]
1.108.2.19.2. (paf 533:): param_option_over_output_option(*options, "media-type", oo.mediaType);
1.19 parser 534: }
1.1 parser 535: }
536: }
537:
1.46 paf 538: // default encoding from pool
1.61 paf 539: if(!oo.encoding)
1.108.2.19.2. 2(paf 540:3): oo.encoding=&r.charsets.source().name();
1.46 paf 541: // default method=xml
542: if(!oo.method)
1.108.2.19.2. 2(paf 543:3): oo.method=new String(XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
1.61 paf 544: // default mediaType = depending on method
545: if(!oo.mediaType) {
546: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
1.108.2.19.2. 2(paf 547:3): oo.mediaType=new String("text/xml");
1.61 paf 548: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
1.108.2.19.2. 2(paf 549:3): oo.mediaType=new String("text/html");
1.61 paf 550: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
1.108.2.19.2. 2(paf 551:3): oo.mediaType=new String("text/plain");
1.61 paf 552: }
553: }
1.46 paf 554:
1.108.2.14 paf 555: struct Xdoc2buf_result {
1.108.2.19.2. 2(paf 556:3): char* str;
557:3): size_t length;
1.108.2.14 paf 558: };
559: static Xdoc2buf_result xdoc2buf(Request& r, VXdoc& vdoc,
1.108.2.19.2. 2(paf 560:3): MethodParams* params, int index,
1.63 paf 561: VXdoc::Output_options& oo,
1.108.2.19.2. 2(paf 562:3): const String* file_spec) {
1.108.2.14 paf 563: Xdoc2buf_result result;
1.108.2.19.2. 2(paf 564:3): prepare_output_options(r, params, index,
1.61 paf 565: oo);
566:
1.108.2.19.2. (paf 567:): const char* encoding_cstr=oo.encoding->cstr();
1.63 paf 568: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
569: if(!encoder)
1.87 paf 570: throw Exception("parser.runtime",
1.108.2.19.2. 2(paf 571:3): 0,
572:3): "encoding '%s' not supported", encoding_cstr);
1.61 paf 573: // UTF-8 encoder contains empty input/output converters,
574: // which is wrong for xmlOutputBufferCreateIO
575: // while zero encoder goes perfectly
576: if(encoder && strcmp(encoder->name, "UTF-8")==0)
577: encoder=0;
578:
1.62 paf 579: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 580:
1.65 paf 581: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
582: if(!stylesheet.get())
1.87 paf 583: throw Exception(0,
1.108.2.19.2. 2(paf 584:3): 0,
1.61 paf 585: "xsltNewStylesheet failed");
586:
1.62 paf 587: #define OOS2STYLE(name) \
1.108.2.19.2. 2(paf 588:3): stylesheet->name=oo.name?BAD_CAST g_strdup(r.transcode(*oo.name)->str):0
1.62 paf 589: #define OOE2STYLE(name) \
590: stylesheet->name=oo.name
1.61 paf 591:
1.62 paf 592: OOS2STYLE(method);
593: OOS2STYLE(encoding);
594: OOS2STYLE(mediaType);
595: OOS2STYLE(doctypeSystem);
596: OOS2STYLE(doctypePublic);
597: OOE2STYLE(indent);
598: OOS2STYLE(version);
599: OOE2STYLE(standalone);
600: OOE2STYLE(omitXmlDeclaration);
1.61 paf 601:
1.108.2.19.2. 1(paf 602:3): xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document());
1.81 paf 603: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 604: GdomeException exc=0;
1.108.2.19.2. 2(paf 605:3): throw Exception(0, exc);
1.75 paf 606: }
1.61 paf 607:
1.54 paf 608: // write out result
1.108.2.19.2. 2(paf 609:3): char *gnome_str; size_t gnome_length;
1.63 paf 610: if(outputBuffer->conv) {
1.108.2.19.2. 2(paf 611:3): gnome_length=outputBuffer->conv->use;
612:3): gnome_str=(char *)outputBuffer->conv->content;
1.63 paf 613: } else {
1.108.2.19.2. 2(paf 614:3): gnome_length=outputBuffer->buffer->use;
615:3): gnome_str=(char *)outputBuffer->buffer->content;
1.63 paf 616: }
617: if(file_spec)
1.108.2.19.2. 2(paf 618:3): file_write(*file_spec,
619:3): gnome_str, gnome_length,
620:3): true/*as_text*/);
621:3): else if(result.length=gnome_length) {
622:3): result.str=pa_strdup(gnome_str, gnome_length);
1.74 paf 623: } else
1.108.2.19.2. 2(paf 624:3): result.str=0;
1.108.2.14 paf 625:
626: return result;
1.1 parser 627: }
628:
1.108.2.19.2. (paf 629:): static void _file(Request& r, MethodParams* params) {
1.108.2.13 paf 630: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 631: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.19.2. 2(paf 632:3): Xdoc2buf_result buf=xdoc2buf(r, vdoc, params, 0,
1.63 paf 633: oo,
1.108.2.19.2. (paf 634:): 0/*not to file, to memory*/);
1.63 paf 635: // write out result
1.108.2.19.2. 2(paf 636:3): r.write_no_lang(String(buf.str, buf.length));
1.1 parser 637:
1.58 paf 638: // write out result
1.108.2.19.2. 2(paf 639:3): VFile& vfile=*new VFile;
640:3): VHash& vhcontent_type=*new VHash;
641:3): vhcontent_type.hash().put(
1.108.2.14 paf 642: value_name,
1.108.2.19.2. 2(paf 643:3): new VString(*oo.mediaType));
644:3): vhcontent_type.hash().put(
645:3): StringBody("charset"),
646:3): new VString(*oo.encoding));
1.108.2.14 paf 647:
1.108.2.19.2. 2(paf 648:3): vfile.set(false/*tainted*/, buf.str?buf.str:""/*to distinguish from stat-ed file*/, buf.length,
649:3): 0/*file_name*/, &vhcontent_type);
1.58 paf 650: r.write_no_lang(vfile);
1.63 paf 651: }
652:
1.108.2.19.2. (paf 653:): static void _save(Request& r, MethodParams* params) {
1.108.2.13 paf 654: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 655:
1.108.2.19.2. (paf 656:): const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
1.63 paf 657:
658: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.19.2. 2(paf 659:3): xdoc2buf(r, vdoc, params, 1,
1.63 paf 660: oo,
1.108.2.19.2. 2(paf 661:3): &file_spec);
1.63 paf 662: }
663:
1.108.2.19.2. (paf 664:): static void _string(Request& r, MethodParams* params) {
1.108.2.13 paf 665: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.63 paf 666: VXdoc::Output_options oo(vdoc.output_options);
1.108.2.19.2. 2(paf 667:3): Xdoc2buf_result buf=xdoc2buf(r, vdoc, params, 0,
1.63 paf 668: oo,
1.108.2.19.2. (paf 669:): 0/*not to file, to memory*/);
1.63 paf 670: // write out result
1.108.2.19.2. 2(paf 671:3): r.write_no_lang(String(buf.str, buf.length));
1.1 parser 672: }
1.58 paf 673:
1.108.2.14 paf 674: #ifndef DOXYGEN
675: struct Add_xslt_param_info {
676: Request* r;
1.108.2.19.2. 5(paf 677:3): Array<GdomeDOMString_auto_ptr>* strings;
1.108.2.14 paf 678: const char** current_transform_param;
679: };
680: #endif
681: static void add_xslt_param(
1.108.2.19.2. 2(paf 682:3): HashStringValue::key_type attribute,
683:3): HashStringValue::value_type meaning,
684:3): Add_xslt_param_info* info) {
5(paf 685:3): GdomeDOMString_auto_ptr s;
686:3): *info->current_transform_param++=(s=info->r->transcode(attribute))->str; *info->strings+=s;
687:3): *info->current_transform_param++=(s=info->r->transcode(meaning->as_string()))->str; *info->strings+=s;
1.1 parser 688: }
1.108.2.19.2. 2(paf 689:3): static VXdoc& _transform(Request& r, const String* stylesheet_source,
1.108.2.14 paf 690: VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char** transform_params) {
1.108.2.19.2. 2(paf 691:3): xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document());
1.65 paf 692: xsltTransformContext_auto_ptr transformContext(
693: xsltNewTransformContext(stylesheet, document));
1.90 paf 694: // make params literal
695: if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
696: transformContext->globalVars = xmlHashCreate(20);
697: xsltQuoteUserParams(transformContext.get(), transform_params);
698: // do transform
1.59 paf 699: xmlDoc *transformed=xsltApplyStylesheetUser(
700: stylesheet,
701: document,
1.90 paf 702: 0/*already quoted-inserted transform_params*/,
1.108.2.2 paf 703: 0/*const char* output*/,
1.59 paf 704: 0/*FILE *profile*/,
1.65 paf 705: transformContext.get());
1.66 paf 706: if(!transformed || xmlHaveGenericErrors()) {
707: GdomeException exc=0;
1.108.2.19.2. 2(paf 708:3): throw Exception(stylesheet_source, exc);
1.66 paf 709: }
1.42 paf 710:
1.61 paf 711: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
712: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 713: // constructing result
714: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
715: if(!gdomeDocument)
1.87 paf 716: throw Exception(0,
1.108.2.19.2. 2(paf 717:3): 0,
1.59 paf 718: "gdome_xml_doc_mkref failed");
1.108.2.19.2. 2(paf 719:3): VXdoc& result=*new VXdoc(&r.charsets, gdomeDocument);
1.61 paf 720: /* grabbing options
721:
722: <xsl:output
723: !method = "xml" | "html" | "text"
724: X| qname-but-not-ncname
725: !version = nmtoken
726: !encoding = string
727: !omit-xml-declaration = "yes" | "no"
728: !standalone = "yes" | "no"
729: !doctype-public = string
730: !doctype-system = string
731: Xcdata-section-elements = qnames
732: !indent = "yes" | "no"
733: !media-type = string />
1.59 paf 734: */
1.108.2.19.2. 2(paf 735:3): VXdoc::Output_options& oo=result.output_options;
1.59 paf 736:
1.108.2.19.2. 2(paf 737:3): oo.method=stylesheet->method?&r.transcode(stylesheet->method):0;
738:3): oo.encoding=stylesheet->encoding?&r.transcode(stylesheet->encoding):0;
739:3): oo.mediaType=stylesheet->mediaType?&r.transcode(stylesheet->mediaType):0;
740:3): oo.doctypeSystem=stylesheet->doctypeSystem?&r.transcode(stylesheet->doctypeSystem):0;
741:3): oo.doctypePublic=stylesheet->doctypePublic?&r.transcode(stylesheet->doctypePublic):0;
1.59 paf 742: oo.indent=stylesheet->indent!=0;
1.108.2.19.2. 2(paf 743:3): oo.version=stylesheet->version?&r.transcode(stylesheet->version):0;
1.59 paf 744: oo.standalone=stylesheet->standalone!=0;
745: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
746:
1.93 paf 747: // return
748: return result;
749: }
1.108.2.19.2. (paf 750:): static void _transform(Request& r, MethodParams* params) {
1.108.2.13 paf 751: VXdoc& vdoc=GET_SELF(r, VXdoc);
1.93 paf 752:
753: // params
1.108.2.18 paf 754: Array<GdomeDOMString_auto_ptr> transform_strings;
1.108.2.19.2. 4(paf 755:3): const char** transform_params=0;
1.108.2.10 paf 756: if(params->count()>1) {
1.108.2.19.2. 2(paf 757:3): Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
758:3): if(!vparams.is_string())
759:3): if(HashStringValue* params=vparams.get_hash()) {
760:3): transform_params=new(UseGC) const char*[params->count()*2+1];
1.108.2.14 paf 761: Add_xslt_param_info info={
762: &r,
1.108.2.19.2. 5(paf 763:3): &transform_strings,
1.108.2.14 paf 764: transform_params
765: };
766: params->for_each(add_xslt_param, &info);
767: transform_params[params->count()*2]=0;
1.93 paf 768: } else
769: throw Exception("parser.runtime",
1.108.2.19.2. 2(paf 770:3): 0,
1.93 paf 771: "transform parameters parameter must be hash");
772: }
773:
1.108.2.19.2. 2(paf 774:3): VXdoc* result;
(paf 775:): Value* vmaybe_xdoc=(*params)[0];
1.108.2.14 paf 776: if(Value *vxdoc=vmaybe_xdoc->as(VXDOC_TYPE, false)) { // stylesheet (xdoc)
1.93 paf 777: xmlDoc *document=gdome_xml_doc_get_xmlDoc(
1.108.2.19.2. 1(paf 778:3): static_cast<VXdoc *>(vxdoc)->get_document());
1.93 paf 779: // compile xdoc stylesheet
1.94 paf 780: xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document));
781: // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor
782: // we don't need that
783: stylesheet_ptr->doc=0;
1.93 paf 784: if(xmlHaveGenericErrors()) {
785: GdomeException exc=0;
1.108.2.19.2. 2(paf 786:3): throw Exception(0, exc);
1.93 paf 787: }
788: if(!stylesheet_ptr.get())
789: throw Exception("xml",
1.108.2.19.2. 2(paf 790:3): 0,
1.93 paf 791: "stylesheet failed to compile");
792:
793: // transform!
1.108.2.19.2. 2(paf 794:3): result=&_transform(r, 0,
1.93 paf 795: vdoc, stylesheet_ptr.get(),
796: transform_params);
797: } else { // stylesheet (file name)
798: // extablish stylesheet connection
1.108.2.19.2. (paf 799:): const String& stylesheet_filespec=
1.108.2.10 paf 800: r.absolute(params->as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)"));
1.108.2.19.2. 2(paf 801:3): Stylesheet_connection_ptr connection=stylesheet_manager.get_connection(stylesheet_filespec);
1.93 paf 802:
803: // load and compile file to stylesheet [or get cached if any]
804: // transform!
1.108.2.19.2. 2(paf 805:3): result=&_transform(r, &stylesheet_filespec,
1.93 paf 806: vdoc, connection->stylesheet(false/*nocache*/),
807: transform_params);
808: }
809:
1.59 paf 810: // write out result
1.108.2.19.2. 2(paf 811:3): r.write_no_lang(*result);
1.1 parser 812: }
813:
1.16 parser 814: // constructor
1.2 parser 815:
1.92 paf 816: /// @test how to create empty type html?
1.108.2.19.2. 0(paf 817:3): MXdoc::MXdoc(): MXnode(XDOC_CLASS_NAME, xnode_class) {
1.16 parser 818: /// DOM1
1.2 parser 819:
1.16 parser 820: // Element createElement(in DOMString tagName) raises(DOMException);
821: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
822: // DocumentFragment createDocumentFragment();
823: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
824: // Text createTextNode(in DOMString data);
825: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
826: // Comment createComment(in DOMString data);
827: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
828: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
829: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
830: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
831: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
832: // Attr createAttribute(in DOMString name) raises(DOMException);
833: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
834: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
835: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.99 paf 836: // NodeList getElementsByTagName(in DOMString name);
837: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.2 parser 838:
1.79 paf 839: /// DOM2
1.2 parser 840:
1.16 parser 841: // ^xdoc.getElementById[elementId]
842: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 843:
844: // Node (in Node importedNode, in boolean deep) raises(DOMException)
845: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.99 paf 846:
847: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
848: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.1 parser 849:
1.16 parser 850: /// parser
851:
1.54 paf 852: // ^xdoc::create{qualifiedName}
1.95 paf 853: // ^xdoc::create[<some>xml</some>]
854: // ^xdoc::create[URI][<some>xml</some>]
855: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
1.83 paf 856: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
857: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 858:
859: // ^xdoc::load[some.xml]
1.105 paf 860: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2);
1.54 paf 861:
1.2 parser 862: // ^xdoc.save[some.xml]
863: // ^xdoc.save[some.xml;options hash]
1.1 parser 864: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
865:
1.2 parser 866: // ^xdoc.string[] <doc/>
867: // ^xdoc.string[options hash] <doc/>
1.1 parser 868: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
869:
1.2 parser 870: // ^xdoc.file[] file with "<doc/>"
871: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 872: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 873:
1.98 paf 874: // ^xdoc.transform[stylesheet file_name/xdoc]
875: // ^xdoc.transform[stylesheet file_name/xdoc;params hash]
1.59 paf 876: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 877:
1.1 parser 878: }
1.5 parser 879:
880: void MXdoc::configure_admin(Request& r) {
881: }
882:
1.108.2.7 paf 883: # else
1.108.2.19 paf 884:
885: // global variable
886:
887: DECLARE_CLASS_VAR(xdoc, 0, 0); // fictive
1.1 parser 888:
889: #endif
890:
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