Annotation of parser3/src/classes/xdoc.C, revision 1.108.2.7
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:
1.108.2.7! paf 11: static const char* IDENT_XDOC_C="$Date: 2003/02/06 15:33:15 $";
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:
44: class MXdoc : public MXnode {
45: public: // VStateless_class
1.108.2.1 paf 46: ValuePtr create_new_value() { return ValuePtr(new VXdoc(0); }
1.1 parser 47:
48: public:
49: MXdoc(Pool& pool);
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:
! 57: MethodedPtr xdoc_class(new MXdoc);
! 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:
1.54 paf 162: static void writeNode(Request& r, const String& method_name, GdomeNode *node,
163: GdomeException exc) {
164: if(!node || exc)
1.87 paf 165: throw Exception(
1.108.2.5 paf 166: method_name,
1.54 paf 167: exc);
168:
169: Pool& pool=r.pool();
170:
171: // write out result
172: VXnode& result=*new(pool) VXnode(pool, node);
173: r.write_no_lang(result);
174: }
175:
1.16 parser 176: // Element createElement(in DOMString tagName) raises(DOMException);
1.108.2.3 paf 177: static void _createElement(Request& r, StringPtr method_name, MethodParams& params) {
1.16 parser 178: Pool& pool=r.pool();
1.101 paf 179: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 180:
1.108.2.3 paf 181: const String& tagName=params.as_string(0, "tagName must be string");
1.16 parser 182:
1.54 paf 183: GdomeException exc;
184: GdomeNode *node=
185: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(&method_name),
1.57 paf 186: pool.transcode(tagName).get(),
1.54 paf 187: &exc);
188: writeNode(r, method_name, node, exc);
1.16 parser 189: }
190:
191: // DocumentFragment createDocumentFragment()
1.108.2.3 paf 192: static void _createDocumentFragment(Request& r, StringPtr method_name, MethodParams& ) {
1.16 parser 193: Pool& pool=r.pool();
1.101 paf 194: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 195:
1.54 paf 196: GdomeException exc;
197: GdomeNode *node=
198: (GdomeNode *)gdome_doc_createDocumentFragment(
199: vdoc.get_document(&method_name),
200: &exc);
201: writeNode(r, method_name, node, exc);
1.16 parser 202: }
203:
204: // Text createTextNode(in DOMString data);
1.108.2.3 paf 205: static void _createTextNode(Request& r, StringPtr method_name, MethodParams& params) {
1.16 parser 206: Pool& pool=r.pool();
1.101 paf 207: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 208:
1.108.2.3 paf 209: const String& data=params.as_string(0, "data must be string");
1.16 parser 210:
1.54 paf 211: GdomeException exc;
212: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
213: vdoc.get_document(&method_name),
1.57 paf 214: pool.transcode(data).get(),
1.54 paf 215: &exc);
216: writeNode(r, method_name, node, exc);
1.16 parser 217: }
218:
219: // Comment createComment(in DOMString data)
1.108.2.3 paf 220: static void _createComment(Request& r, StringPtr method_name, MethodParams& params) {
1.16 parser 221: Pool& pool=r.pool();
1.101 paf 222: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 223:
1.108.2.3 paf 224: const String& data=params.as_string(0, "data must be string");
1.16 parser 225:
1.54 paf 226: GdomeException exc;
227: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
228: vdoc.get_document(&method_name),
1.57 paf 229: pool.transcode(data).get(),
1.54 paf 230: &exc);
231: writeNode(r, method_name, node, exc);
1.16 parser 232: }
233:
234: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
1.108.2.3 paf 235: static void _createCDATASection(Request& r, StringPtr method_name, MethodParams& params) {
1.16 parser 236: Pool& pool=r.pool();
1.101 paf 237: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 238:
1.108.2.3 paf 239: const String& data=params.as_string(0, "data must be string");
1.16 parser 240:
1.54 paf 241: GdomeException exc;
242: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
243: vdoc.get_document(&method_name),
1.57 paf 244: pool.transcode(data).get(),
1.54 paf 245: &exc);
246: writeNode(r, method_name, node, exc);
1.16 parser 247: }
248:
249: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
1.108.2.3 paf 250: static void _createProcessingInstruction(Request& r, StringPtr method_name, MethodParams& params) {
1.16 parser 251: Pool& pool=r.pool();
1.101 paf 252: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 253:
1.108.2.3 paf 254: const String& target=params.as_string(0, "data must be string");
255: const String& data=params.as_string(1, "data must be string");
1.16 parser 256:
1.54 paf 257: GdomeException exc;
258: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
259: vdoc.get_document(&method_name),
1.57 paf 260: pool.transcode(target).get(),
261: pool.transcode(data).get(),
1.54 paf 262: &exc);
263: writeNode(r, method_name, node, exc);
1.16 parser 264: }
265:
266: // Attr createAttribute(in DOMString name) raises(DOMException);
1.108.2.3 paf 267: static void _createAttribute(Request& r, StringPtr method_name, MethodParams& params) {
1.16 parser 268: Pool& pool=r.pool();
1.101 paf 269: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 270:
1.108.2.3 paf 271: const String& name=params.as_string(0, "name must be string");
1.16 parser 272:
1.54 paf 273: GdomeException exc;
274: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
275: vdoc.get_document(&method_name),
1.57 paf 276: pool.transcode(name).get(),
1.54 paf 277: &exc);
278: writeNode(r, method_name, node, exc);
1.16 parser 279: }
280: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
1.108.2.3 paf 281: static void _createEntityReference(Request& r, StringPtr method_name, MethodParams& params) {
1.16 parser 282: Pool& pool=r.pool();
1.101 paf 283: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 284:
1.108.2.3 paf 285: const String& name=params.as_string(0, "name must be string");
1.16 parser 286:
1.54 paf 287: GdomeException exc;
288: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
289: vdoc.get_document(&method_name),
1.57 paf 290: pool.transcode(name).get(),
1.54 paf 291: &exc);
292: writeNode(r, method_name, node, exc);
1.16 parser 293: }
294:
1.99 paf 295: // NodeList getElementsByTagName(in DOMString name);
1.108.2.3 paf 296: static void _getElementsByTagName(Request& r, StringPtr method_name, MethodParams& params) {
1.99 paf 297: Pool& pool=r.pool();
1.101 paf 298: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.99 paf 299:
1.108.2.3 paf 300: const String& name=params.as_string(0, "name must be string");
1.99 paf 301:
302: VHash& result=*new(pool) VHash(pool);
303: GdomeException exc;
304: if(GdomeNodeList *nodes=
305: gdome_doc_getElementsByTagName(
306: vdoc.get_document(&method_name),
307: pool.transcode(name).get(),
308: &exc)) {
309: gulong length=gdome_nl_length(nodes, &exc);
310: for(gulong i=0; i<length; i++) {
311: String& skey=*new(pool) String(pool);
312: {
313: char *buf=(char *)pool.malloc(MAX_NUMBER);
314: snprintf(buf, MAX_NUMBER, "%d", i);
315: skey << buf;
316: }
317:
318: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
319: }
320: } else if(exc)
321: throw Exception(
1.108.2.5 paf 322: method_name,
1.99 paf 323: exc);
324:
325: // write out result
326: r.write_no_lang(result);
327: }
328:
1.108.2.3 paf 329: static void _getElementsByTagNameNS(Request& r, StringPtr method_name, MethodParams& params) {
1.99 paf 330: Pool& pool=r.pool();
1.101 paf 331: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.99 paf 332:
333: // namespaceURI;localName
1.108.2.3 paf 334: const String& namespaceURI=params.as_string(0, "namespaceURI must be string");
335: const String& localName=params.as_string(1, "localName must be string");
1.99 paf 336:
337: GdomeException exc;
338: VHash& result=*new(pool) VHash(pool);
339: if(GdomeNodeList *nodes=
340: gdome_doc_getElementsByTagNameNS(
341: vdoc.get_document(&method_name),
342: pool.transcode(namespaceURI).get(),
343: pool.transcode(localName).get(),
344: &exc)) {
345: gulong length=gdome_nl_length(nodes, &exc);
346: for(gulong i=0; i<length; i++) {
347: String& skey=*new(pool) String(pool);
348: {
349: char *buf=(char *)pool.malloc(MAX_NUMBER);
350: snprintf(buf, MAX_NUMBER, "%d", i);
351: skey << buf;
352: }
353:
354: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
355: }
356: }
357:
358: // write out result
359: r.write_no_lang(result);
360: }
361:
1.108.2.3 paf 362: static void _getElementById(Request& r, StringPtr method_name, MethodParams& params) {
1.54 paf 363: Pool& pool=r.pool();
1.101 paf 364: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.16 parser 365:
1.54 paf 366: // elementId
1.108.2.3 paf 367: const String& elementId=params.as_string(0, "elementID must be string");
1.1 parser 368:
1.54 paf 369: GdomeException exc;
370: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
371: vdoc.get_document(&method_name),
1.57 paf 372: pool.transcode(elementId).get(),
1.54 paf 373: &exc)) {
374: // write out result
375: VXnode& result=*new(pool) VXnode(pool, node);
376: r.write_no_lang(result);
1.66 paf 377: } else if(exc || xmlHaveGenericErrors())
1.87 paf 378: throw Exception(
1.108.2.5 paf 379: method_name,
1.54 paf 380: exc);
381: }
1.79 paf 382:
1.108.2.3 paf 383: static void _importNode(Request& r, StringPtr method_name, MethodParams& params) {
1.79 paf 384: Pool& pool=r.pool();
1.101 paf 385: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.79 paf 386:
387: GdomeNode *importedNode=
1.88 paf 388: as_node(method_name, params, 0, "importedNode must be node");
1.79 paf 389: bool deep=
1.108.2.3 paf 390: params.as_bool(1, "deep must be bool", r);
1.79 paf 391:
392: GdomeException exc;
393: GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(&method_name),
394: importedNode,
395: deep, &exc);
396: if(exc)
1.87 paf 397: throw Exception(
1.108.2.5 paf 398: method_name,
1.79 paf 399: exc);
400:
401: // write out result
402: r.write_no_lang(*new(pool) VXnode(pool, outputNode));
403: }
1.54 paf 404: /*
405: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
406: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
407: */
1.1 parser 408:
1.108.2.3 paf 409: static void _create(Request& r, StringPtr method_name, MethodParams& params) {
1.54 paf 410: Pool& pool=r.pool();
1.101 paf 411: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.1 parser 412:
1.108.2.3 paf 413: Value& param=params.get(params.count()-1);
1.83 paf 414: GdomeDocument *document;
1.95 paf 415: if(param.get_junction()) { // {<?xml?>...}
1.83 paf 416: Temp_lang temp_lang(r, String::UL_XML);
1.91 paf 417: const String& xml=r.process_to_string(param);
1.83 paf 418:
1.108.2.2 paf 419: const char* cstr=xml.cstr(String::UL_UNSPECIFIED);
1.83 paf 420: document=(GdomeDocument *)
421: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
422: cstr, strlen(cstr)
423: ));
424: if(!document || xmlHaveGenericErrors()) {
425: GdomeException exc=0;
1.87 paf 426: throw Exception(
1.108.2.5 paf 427: method_name,
1.83 paf 428: exc);
429: }
430: } else { // [name]
431: const String& qualifiedName=param.as_string();
1.1 parser 432:
1.83 paf 433: GdomeException exc;
434: /*
435: GdomeDocumentType *documentType=gdome_di_createDocumentType (
436: docimpl,
437: pool.transcode(qualifiedName),
438: 0/*publicId* /,
439: 0/*systemId* /,
440: &exc);
441: if(!documentType || exc || xmlHaveGenericErrors())
1.87 paf 442: throw Exception(
1.108.2.5 paf 443: method_name,
1.83 paf 444: exc);
445: */
446: document=gdome_di_createDocument (domimpl,
447: 0/*namespaceURI*/,
448: pool.transcode(qualifiedName).get(),
449: 0/*doctype*/,
450: &exc);
451: if(!document || exc || xmlHaveGenericErrors())
1.87 paf 452: throw Exception(
1.108.2.5 paf 453: method_name,
1.83 paf 454: exc);
1.103 paf 455:
456: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
1.108.2.2 paf 457: const char* source_charset_name=pool.get_source_charset().name().cstr();
1.103 paf 458: doc->encoding=pool.get_source_charset().transcode_buf2xchar(source_charset_name, strlen(source_charset_name));
1.9 parser 459:
1.83 paf 460: /// +xalan createXMLDecl ?
1.73 paf 461: }
1.95 paf 462:
463: // URI
1.108.2.2 paf 464: const char* URI_cstr;
1.108.2.3 paf 465: if(params.count()>1) { // absolute(param)
466: const String& URI=params.as_string(0, "URI must be string");
1.95 paf 467: URI_cstr=r.absolute(URI).cstr();
468: } else // default = disk path to requested document
469: URI_cstr=r.info.path_translated;
470: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
471: if(URI_cstr)
472: doc->URL=pool.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
473:
1.54 paf 474: // replace any previous parsed source
475: vdoc.set_document(document);
1.9 parser 476: }
477:
1.108.2.3 paf 478: static void _load(Request& r, StringPtr method_name, MethodParams& params) {
1.54 paf 479: Pool& pool=r.pool();
1.101 paf 480: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.9 parser 481:
1.54 paf 482: // filespec
1.108.2.6 paf 483: StringPtr file_name=params.as_string(0, "uri must be string");
1.54 paf 484: const String& uri=r.absolute(file_name);
1.105 paf 485:
486: void *data; size_t size;
487: file_read(pool, uri, data, size, false/*not text*/,
1.108.2.3 paf 488: params.count()>1?params.as_no_junction(1, "additional params must be hash").get_hash(&method_name)
1.105 paf 489: :0);
490:
1.73 paf 491: GdomeDocument *document=(GdomeDocument *)
1.108.2.2 paf 492: gdome_xml_n_mkref((xmlNode *)xmlParseMemory((const char* )data, size));
1.73 paf 493: if(!document || xmlHaveGenericErrors()) {
494: GdomeException exc=0;
1.87 paf 495: throw Exception(
1.69 paf 496: &uri,
1.54 paf 497: exc);
1.73 paf 498: }
1.108.2.2 paf 499: const char* URI_cstr=uri.cstr();
1.107 paf 500: xmlDoc *doc=gdome_xml_doc_get_xmlDoc(document);
501: if(URI_cstr)
502: doc->URL=pool.transcode_buf2xchar(URI_cstr, strlen(URI_cstr));
1.9 parser 503:
1.54 paf 504: // replace any previous parsed source
505: vdoc.set_document(document);
1.9 parser 506: }
507:
1.46 paf 508: static void param_option_over_output_option(Pool& pool,
1.108.2.2 paf 509: Hash *param_options, const char* option_name,
1.61 paf 510: const String *& output_option) {
511: if(Value *value=static_cast<Value *>(param_options->get(*new(pool) String(pool,
512: option_name))))
513: output_option=&value->as_string();
1.46 paf 514: }
515: static void param_option_over_output_option(Pool& pool,
1.108.2.2 paf 516: Hash *param_options, const char* option_name,
1.46 paf 517: bool& output_option) {
518: if(Value *value=static_cast<Value *>(param_options->get(*new(pool)
519: String(pool, option_name)))) {
520: const String& s=value->as_string();
521: if(s=="yes")
522: output_option=true;
523: else if(s=="no")
524: output_option=false;
525: else
1.87 paf 526: throw Exception("parser.runtime",
1.46 paf 527: &s,
528: "%s must be either 'yes' or 'no'", option_name);
529: }
530: }
531:
1.100 paf 532: /// @test valid_options check
1.61 paf 533: static void prepare_output_options(
1.108.2.3 paf 534: Pool& pool, StringPtr method_name, MethodParams& params, int index,
1.61 paf 535: VXdoc::Output_options& oo) {
1.46 paf 536: /*
537: <xsl:output
538: !method = "xml" | "html" | "text" | qname-but-not-ncname
539: !version = nmtoken
540: !encoding = string
541: !omit-xml-declaration = "yes" | "no"
542: !standalone = "yes" | "no"
543: !doctype-public = string
544: !doctype-system = string
545: cdata-section-elements = qnames
546: !indent = "yes" | "no"
547: !media-type = string />
1.61 paf 548: */
1.1 parser 549:
1.46 paf 550: // configuring with options from parameter...
1.108.2.3 paf 551: if(params.count()>index) {
552: Value& voptions=params.as_no_junction(index, "options must be string");
1.1 parser 553: if(voptions.is_defined()) {
1.34 parser 554: if(Hash *options=voptions.get_hash(&method_name)) {
1.1 parser 555: // $.method[xml|html|text]
556: if(Value *vmethod=static_cast<Value *>(options->get(*new(pool)
557: String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME))))
1.61 paf 558: oo.method=&vmethod->as_string();
1.1 parser 559:
1.46 paf 560: // $.version[1.0]
561: param_option_over_output_option(pool, options, "version", oo.version);
1.1 parser 562: // $.encoding[windows-1251|...]
1.46 paf 563: param_option_over_output_option(pool, options, "encoding", oo.encoding);
564: // $.omit-xml-declaration[yes|no]
1.61 paf 565: param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 566: // $.standalone[yes|no]
567: param_option_over_output_option(pool, options, "standalone", oo.standalone);
568: // $.doctype-public[?]
569: param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic);
570: // $.doctype-system[?]
571: param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem);
572: // $.indent[yes|no]
1.61 paf 573: param_option_over_output_option(pool, options, "indent", oo.indent);
1.46 paf 574: // $.media-type[text/{html|xml|plain}]
575: param_option_over_output_option(pool, options, "media-type", oo.mediaType);
1.19 parser 576: }
1.1 parser 577: }
578: }
579:
1.46 paf 580: // default encoding from pool
1.61 paf 581: if(!oo.encoding)
582: oo.encoding=&pool.get_source_charset().name();
1.46 paf 583: // default method=xml
584: if(!oo.method)
1.61 paf 585: oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
586: // default mediaType = depending on method
587: if(!oo.mediaType) {
588: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
589: oo.mediaType=new(pool) String(pool, "text/xml");
590: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
591: oo.mediaType=new(pool) String(pool, "text/html");
592: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
593: oo.mediaType=new(pool) String(pool, "text/plain");
594: }
595: }
1.46 paf 596:
1.63 paf 597: static void xdoc2buf(Pool& pool, VXdoc& vdoc,
1.108.2.3 paf 598: StringPtr method_name, MethodParams& params, int index,
1.63 paf 599: VXdoc::Output_options& oo,
600: const String *file_spec,
601: char **parser_buf, size_t *parser_size) {
602: prepare_output_options(pool, method_name, params, index,
1.61 paf 603: oo);
604:
1.108.2.2 paf 605: const char* encoding_cstr=oo.encoding->cstr();
1.63 paf 606: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
607: if(!encoder)
1.87 paf 608: throw Exception("parser.runtime",
1.108.2.5 paf 609: method_name,
1.63 paf 610: "encoding '%s' not supported", encoding_cstr);
1.61 paf 611: // UTF-8 encoder contains empty input/output converters,
612: // which is wrong for xmlOutputBufferCreateIO
613: // while zero encoder goes perfectly
614: if(encoder && strcmp(encoder->name, "UTF-8")==0)
615: encoder=0;
616:
1.62 paf 617: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 618:
1.65 paf 619: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
620: if(!stylesheet.get())
1.87 paf 621: throw Exception(0,
1.108.2.5 paf 622: method_name,
1.61 paf 623: "xsltNewStylesheet failed");
624:
1.62 paf 625: #define OOS2STYLE(name) \
1.61 paf 626: stylesheet->name=oo.name?BAD_CAST g_strdup(pool.transcode(*oo.name)->str):0
1.62 paf 627: #define OOE2STYLE(name) \
628: stylesheet->name=oo.name
1.61 paf 629:
1.62 paf 630: OOS2STYLE(method);
631: OOS2STYLE(encoding);
632: OOS2STYLE(mediaType);
633: OOS2STYLE(doctypeSystem);
634: OOS2STYLE(doctypePublic);
635: OOE2STYLE(indent);
636: OOS2STYLE(version);
637: OOE2STYLE(standalone);
638: OOE2STYLE(omitXmlDeclaration);
1.61 paf 639:
1.76 paf 640: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name));
1.81 paf 641: if(xsltSaveResultTo(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 642: GdomeException exc=0;
1.87 paf 643: throw Exception(
1.108.2.5 paf 644: method_name,
1.75 paf 645: exc);
646: }
1.61 paf 647:
1.54 paf 648: // write out result
1.63 paf 649: char *gnome_buf; size_t gnome_size;
650: if(outputBuffer->conv) {
651: gnome_size=outputBuffer->conv->use;
1.62 paf 652: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 653: } else {
654: gnome_size=outputBuffer->buffer->use;
1.62 paf 655: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 656: }
657: if(file_spec)
1.77 paf 658: file_write(
1.63 paf 659: *file_spec,
660: gnome_buf, gnome_size,
661: true/*as_text*/);
1.74 paf 662: else if(*parser_size=gnome_size) {
1.63 paf 663: *parser_buf=(char *)pool.malloc(gnome_size);
664: memcpy(*parser_buf, gnome_buf, gnome_size);
1.74 paf 665: } else
666: *parser_buf=0;
1.1 parser 667: }
668:
1.108.2.3 paf 669: static void _file(Request& r, StringPtr method_name, MethodParams& params) {
1.1 parser 670: Pool& pool=r.pool();
1.101 paf 671: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.63 paf 672: VXdoc::Output_options oo(vdoc.output_options);
673: char *buf; size_t buf_size;
674: xdoc2buf(pool, vdoc, method_name, params, 0,
675: oo,
1.64 paf 676: 0/*not to file, to memory*/,
1.63 paf 677: &buf, &buf_size);
678: // write out result
679: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 680:
1.58 paf 681: // write out result
682: VFile& vfile=*new(pool) VFile(pool);
1.63 paf 683: Value *vcontent_type;
1.58 paf 684: VHash *vhcontent_type=new(pool) VHash(pool);
1.63 paf 685: vhcontent_type->hash(&method_name).put(
686: *value_name,
687: new(pool) VString(*oo.mediaType));
688: vhcontent_type->hash(&method_name).put(
689: *new(pool) String(pool, "charset"),
690: new(pool) VString(*oo.encoding));
1.58 paf 691: vcontent_type=vhcontent_type;
692:
1.102 paf 693: vfile.set(false/*tainted*/, buf?buf:""/*to distinguish from stat-ed file*/, buf_size,
694: 0/*file_name*/, vcontent_type);
1.58 paf 695: r.write_no_lang(vfile);
1.63 paf 696: }
697:
1.108.2.3 paf 698: static void _save(Request& r, StringPtr method_name, MethodParams& params) {
1.63 paf 699: Pool& pool=r.pool();
1.101 paf 700: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.63 paf 701:
1.108.2.3 paf 702: const String& file_spec=r.absolute(params.as_string(0, "file name must be string"));
1.63 paf 703:
704: VXdoc::Output_options oo(vdoc.output_options);
705: xdoc2buf(pool, vdoc, method_name, params, 1,
706: oo,
707: &file_spec,
708: 0, 0);
709: }
710:
1.108.2.3 paf 711: static void _string(Request& r, StringPtr method_name, MethodParams& params) {
1.63 paf 712: Pool& pool=r.pool();
1.101 paf 713: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.63 paf 714: VXdoc::Output_options oo(vdoc.output_options);
715: char *buf; size_t buf_size;
716: xdoc2buf(pool, vdoc, method_name, params, 0,
717: oo,
1.64 paf 718: 0/*not to file, to memory*/,
1.63 paf 719: &buf, &buf_size);
720: // write out result
721: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 722: }
1.58 paf 723:
1.1 parser 724: static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning,
725: void *info) {
1.59 paf 726: Value *meaning=static_cast<Value *>(ameaning);
727: Pool& pool=meaning->pool();
1.108.2.2 paf 728: const char* * & current_transform_param=*(const char* **)info;
1.89 paf 729: *current_transform_param++=pool.transcode(aattribute)->str;
730: *current_transform_param++=pool.transcode(meaning->as_string())->str;
1.1 parser 731: }
1.93 paf 732: static VXdoc& _transform(Pool& pool, const String *doc_source, const String *stylesheet_source,
1.108.2.2 paf 733: VXdoc& vdoc, xsltStylesheetPtr stylesheet, const char* *transform_params) {
1.93 paf 734: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(doc_source));
1.65 paf 735: xsltTransformContext_auto_ptr transformContext(
736: xsltNewTransformContext(stylesheet, document));
1.90 paf 737: // make params literal
738: if (transformContext->globalVars == NULL) // strangly not initialized by xsltNewTransformContext
739: transformContext->globalVars = xmlHashCreate(20);
740: xsltQuoteUserParams(transformContext.get(), transform_params);
741: // do transform
1.59 paf 742: xmlDoc *transformed=xsltApplyStylesheetUser(
743: stylesheet,
744: document,
1.90 paf 745: 0/*already quoted-inserted transform_params*/,
1.108.2.2 paf 746: 0/*const char* output*/,
1.59 paf 747: 0/*FILE *profile*/,
1.65 paf 748: transformContext.get());
1.66 paf 749: if(!transformed || xmlHaveGenericErrors()) {
750: GdomeException exc=0;
1.87 paf 751: throw Exception(
1.93 paf 752: stylesheet_source,
1.66 paf 753: exc);
754: }
1.42 paf 755:
1.61 paf 756: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
757: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 758: // constructing result
759: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
760: if(!gdomeDocument)
1.87 paf 761: throw Exception(0,
1.93 paf 762: doc_source,
1.59 paf 763: "gdome_xml_doc_mkref failed");
764: VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument);
1.61 paf 765: /* grabbing options
766:
767: <xsl:output
768: !method = "xml" | "html" | "text"
769: X| qname-but-not-ncname
770: !version = nmtoken
771: !encoding = string
772: !omit-xml-declaration = "yes" | "no"
773: !standalone = "yes" | "no"
774: !doctype-public = string
775: !doctype-system = string
776: Xcdata-section-elements = qnames
777: !indent = "yes" | "no"
778: !media-type = string />
1.59 paf 779: */
780: memset(&result.output_options, 0, sizeof(result.output_options));
781: VXdoc::Output_options& oo=result.output_options;
782:
1.104 paf 783: oo.method=stylesheet->method?&pool.transcode(stylesheet->method, stylesheet_source):0;
784: oo.encoding=stylesheet->encoding?&pool.transcode(stylesheet->encoding, stylesheet_source):0;
785: oo.mediaType=stylesheet->mediaType?&pool.transcode(stylesheet->mediaType, stylesheet_source):0;
786: oo.doctypeSystem=stylesheet->doctypeSystem?&pool.transcode(stylesheet->doctypeSystem, stylesheet_source):0;
787: oo.doctypePublic=stylesheet->doctypePublic?&pool.transcode(stylesheet->doctypePublic, stylesheet_source):0;
1.59 paf 788: oo.indent=stylesheet->indent!=0;
1.104 paf 789: oo.version=stylesheet->version?&pool.transcode(stylesheet->version, stylesheet_source):0;
1.59 paf 790: oo.standalone=stylesheet->standalone!=0;
791: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
792:
1.93 paf 793: // return
794: return result;
795: }
1.108.2.3 paf 796: static void _transform(Request& r, StringPtr method_name, MethodParams& params) {
1.93 paf 797: Pool& pool=r.pool();
1.101 paf 798: VXdoc& vdoc=*static_cast<VXdoc *>(r.get_self());
1.93 paf 799:
800: // params
1.108.2.2 paf 801: const char* *transform_params=0;
1.108.2.3 paf 802: if(params.count()>1) {
803: Value& vparams=params.as_no_junction(1, "transform parameters must be hash");
1.106 paf 804: if(!vparams.is_string())
1.93 paf 805: if(Hash *params=vparams.get_hash(&method_name)) {
1.108.2.2 paf 806: const char* *current_transform_param=transform_params=
1.108.2.3 paf 807: (const char* *)pool.malloc(sizeof(const char* )*(params.count()*2+1));
808: params.for_each(add_xslt_param, ¤t_transform_param);
809: transform_params[params.count()*2]=0;
1.93 paf 810: } else
811: throw Exception("parser.runtime",
1.108.2.5 paf 812: method_name,
1.93 paf 813: "transform parameters parameter must be hash");
814: }
815:
816: VXdoc *result;
1.108.2.3 paf 817: Value& vmaybe_xdoc=params.get(0);
1.98 paf 818: if(Value *vxdoc=vmaybe_xdoc.as(VXDOC_TYPE, false)) { // stylesheet (xdoc)
1.93 paf 819: xmlDoc *document=gdome_xml_doc_get_xmlDoc(
1.98 paf 820: static_cast<VXdoc *>(vxdoc)->get_document(&method_name));
1.93 paf 821: // compile xdoc stylesheet
1.94 paf 822: xsltStylesheet_auto_ptr stylesheet_ptr(xsltParseStylesheetDoc(document));
823: // strange thing - xsltParseStylesheetDoc records document and destroys it in stylesheet destructor
824: // we don't need that
825: stylesheet_ptr->doc=0;
1.93 paf 826: if(xmlHaveGenericErrors()) {
827: GdomeException exc=0;
1.108.2.5 paf 828: throw Exception(method_name, exc);
1.93 paf 829: }
830: if(!stylesheet_ptr.get())
831: throw Exception("xml",
1.108.2.5 paf 832: method_name,
1.93 paf 833: "stylesheet failed to compile");
834:
835: // transform!
1.108.2.5 paf 836: result=&_transform(pool, method_name, method_name,
1.93 paf 837: vdoc, stylesheet_ptr.get(),
838: transform_params);
839: } else { // stylesheet (file name)
840: // extablish stylesheet connection
841: const String& stylesheet_filespec=
1.108.2.3 paf 842: r.absolute(params.as_string(0, "stylesheet must be file name (string) or DOM document (xdoc)"));
1.93 paf 843: Stylesheet_connection_ptr connection=stylesheet_manager->get_connection(stylesheet_filespec);
844:
845: // load and compile file to stylesheet [or get cached if any]
846: // transform!
1.108.2.5 paf 847: result=&_transform(pool, method_name, &stylesheet_filespec,
1.93 paf 848: vdoc, connection->stylesheet(false/*nocache*/),
849: transform_params);
850: }
851:
1.59 paf 852: // write out result
1.93 paf 853: r.write_no_lang(*result);
1.1 parser 854: }
855:
1.16 parser 856: // constructor
1.2 parser 857:
1.92 paf 858: /// @test how to create empty type html?
859: MXdoc::MXdoc(Pool& apool) : MXnode(apool, XDOC_CLASS_NAME, Xnode_class) {
1.16 parser 860: /// DOM1
1.2 parser 861:
1.16 parser 862: // Element createElement(in DOMString tagName) raises(DOMException);
863: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
864: // DocumentFragment createDocumentFragment();
865: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
866: // Text createTextNode(in DOMString data);
867: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
868: // Comment createComment(in DOMString data);
869: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
870: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
871: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
872: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
873: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
874: // Attr createAttribute(in DOMString name) raises(DOMException);
875: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
876: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
877: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
1.99 paf 878: // NodeList getElementsByTagName(in DOMString name);
879: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.2 parser 880:
1.79 paf 881: /// DOM2
1.2 parser 882:
1.16 parser 883: // ^xdoc.getElementById[elementId]
884: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 885:
886: // Node (in Node importedNode, in boolean deep) raises(DOMException)
887: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.99 paf 888:
889: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
890: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.1 parser 891:
1.16 parser 892: /// parser
893:
1.54 paf 894: // ^xdoc::create{qualifiedName}
1.95 paf 895: // ^xdoc::create[<some>xml</some>]
896: // ^xdoc::create[URI][<some>xml</some>]
897: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
1.83 paf 898: // for backward compatibility with <=v 1.82 2002/01/31 11:51:46 paf
899: add_native_method("set", Method::CT_DYNAMIC, _create, 1, 1);
1.54 paf 900:
901: // ^xdoc::load[some.xml]
1.105 paf 902: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 2);
1.54 paf 903:
1.2 parser 904: // ^xdoc.save[some.xml]
905: // ^xdoc.save[some.xml;options hash]
1.1 parser 906: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
907:
1.2 parser 908: // ^xdoc.string[] <doc/>
909: // ^xdoc.string[options hash] <doc/>
1.1 parser 910: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
911:
1.2 parser 912: // ^xdoc.file[] file with "<doc/>"
913: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 914: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 915:
1.98 paf 916: // ^xdoc.transform[stylesheet file_name/xdoc]
917: // ^xdoc.transform[stylesheet file_name/xdoc;params hash]
1.59 paf 918: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 919:
1.1 parser 920: }
1.5 parser 921:
922: void MXdoc::configure_admin(Request& r) {
923: }
924:
1.108.2.7! paf 925: # else
1.1 parser 926:
1.108.2.7! paf 927: // global variable
1.1 parser 928:
1.108.2.7! paf 929: MethodedPtr xdoc_class(0); // fictive
1.1 parser 930:
931: #endif
932:
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