Annotation of parser3/src/classes/xdoc.C, revision 1.80
1.1 parser 1: /** @file
1.2 parser 2: Parser: @b xdoc parser class.
1.1 parser 3:
4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.43 paf 5: Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru)
1.1 parser 6:
1.80 ! paf 7: $Id: xdoc.C,v 1.79 2002/01/28 10:33:52 paf Exp $
1.1 parser 8: */
1.30 parser 9: #include "pa_types.h"
1.80 ! paf 10: #include "classes.h"
1.1 parser 11: #ifdef XML
12:
1.69 paf 13: #include "gdome.h"
14: #include "libxml/tree.h"
15: extern "C" {
16: #include "gdomecore/gdome-xml-node.h"
17: #include "gdomecore/gdome-xml-document.h"
18: };
19: #include "libxslt/xsltInternals.h"
20: #include "libxslt/transform.h"
21: #include "libxslt/xsltutils.h"
22:
1.59 paf 23: #include "pa_stylesheet_connection.h"
1.1 parser 24: #include "pa_request.h"
25: #include "pa_vxdoc.h"
1.53 paf 26: #include "pa_charset.h"
1.1 parser 27: #include "pa_vfile.h"
28: #include "xnode.h"
29:
1.59 paf 30:
1.1 parser 31: // defines
32:
33: #define XDOC_CLASS_NAME "xdoc"
34:
35: #define XDOC_OUTPUT_METHOD_OPTION_NAME "method"
36: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_XML "xml"
37: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML "html"
38: #define XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT "text"
39:
40: // class
41:
42: class MXdoc : public MXnode {
43: public: // VStateless_class
1.54 paf 44: Value *create_new_value(Pool& pool) { return new(pool) VXdoc(pool, 0); }
1.1 parser 45:
46: public:
47: MXdoc(Pool& pool);
48:
49: public: // Methoded
50: bool used_directly() { return true; }
1.5 parser 51: void configure_admin(Request& r);
1.1 parser 52: };
53:
1.61 paf 54: // helper classes
55:
56: class xmlOutputBuffer_auto_ptr {
57: public:
1.67 paf 58: explicit xmlOutputBuffer_auto_ptr(xmlOutputBuffer *_APtr = 0)
59: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.61 paf 60: xmlOutputBuffer_auto_ptr(const xmlOutputBuffer_auto_ptr& _Y)
61: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
62: xmlOutputBuffer_auto_ptr& operator=(const xmlOutputBuffer_auto_ptr& _Y)
63: {if (this != &_Y)
64: {if (_Ptr != _Y.get())
65: {if (_Owns && _Ptr)
66: xmlOutputBufferClose(_Ptr);
67: _Owns = _Y._Owns; }
68: else if (_Y._Owns)
69: _Owns = true;
70: _Ptr = _Y.release(); }
71: return (*this); }
72: ~xmlOutputBuffer_auto_ptr()
73: {if (_Owns && _Ptr)
74: xmlOutputBufferClose(_Ptr); }
75: xmlOutputBuffer& operator*() const
76: {return (*get()); }
77: xmlOutputBuffer *operator->() const
78: {return (get()); }
79: xmlOutputBuffer *get() const
80: {return (_Ptr); }
81: xmlOutputBuffer *release() const
82: {((xmlOutputBuffer_auto_ptr *)this)->_Owns = false;
83: return (_Ptr); }
84: private:
85: bool _Owns;
86: xmlOutputBuffer *_Ptr;
87: };
88:
1.65 paf 89: class xsltTransformContext_auto_ptr {
90: public:
1.67 paf 91: explicit xsltTransformContext_auto_ptr(xsltTransformContext *_APtr = 0)
92: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 93: xsltTransformContext_auto_ptr(const xsltTransformContext_auto_ptr& _Y)
94: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
95: xsltTransformContext_auto_ptr& operator=(const xsltTransformContext_auto_ptr& _Y)
96: {if (this != &_Y)
97: {if (_Ptr != _Y.get())
98: {if (_Owns && _Ptr)
99: xsltFreeTransformContext(_Ptr);
100: _Owns = _Y._Owns; }
101: else if (_Y._Owns)
102: _Owns = true;
103: _Ptr = _Y.release(); }
104: return (*this); }
105: ~xsltTransformContext_auto_ptr()
106: {if (_Owns && _Ptr)
107: xsltFreeTransformContext(_Ptr); }
108: xsltTransformContext& operator*() const
109: {return (*get()); }
110: xsltTransformContext *operator->() const
111: {return (get()); }
112: xsltTransformContext *get() const
113: {return (_Ptr); }
114: xsltTransformContext *release() const
115: {((xsltTransformContext_auto_ptr *)this)->_Owns = false;
116: return (_Ptr); }
117: private:
118: bool _Owns;
119: xsltTransformContext *_Ptr;
120: };
1.61 paf 121:
1.65 paf 122: class xsltStylesheet_auto_ptr {
123: public:
1.67 paf 124: explicit xsltStylesheet_auto_ptr(xsltStylesheet *_APtr = 0)
125: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.65 paf 126: xsltStylesheet_auto_ptr(const xsltStylesheet_auto_ptr& _Y)
127: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
128: xsltStylesheet_auto_ptr& operator=(const xsltStylesheet_auto_ptr& _Y)
129: {if (this != &_Y)
130: {if (_Ptr != _Y.get())
131: {if (_Owns && _Ptr)
132: xsltFreeStylesheet(_Ptr);
133: _Owns = _Y._Owns; }
134: else if (_Y._Owns)
135: _Owns = true;
136: _Ptr = _Y.release(); }
137: return (*this); }
138: ~xsltStylesheet_auto_ptr()
139: {if (_Owns && _Ptr)
140: xsltFreeStylesheet(_Ptr); }
141: xsltStylesheet& operator*() const
142: {return (*get()); }
143: xsltStylesheet *operator->() const
144: {return (get()); }
145: xsltStylesheet *get() const
146: {return (_Ptr); }
147: xsltStylesheet *release() const
148: {((xsltStylesheet_auto_ptr *)this)->_Owns = false;
149: return (_Ptr); }
150: private:
151: bool _Owns;
152: xsltStylesheet *_Ptr;
153: };
1.61 paf 154:
1.1 parser 155: // methods
156:
1.54 paf 157: static void writeNode(Request& r, const String& method_name, GdomeNode *node,
158: GdomeException exc) {
159: if(!node || exc)
160: throw Exception(0, 0,
161: &method_name,
162: exc);
163:
164: Pool& pool=r.pool();
165:
166: // write out result
167: VXnode& result=*new(pool) VXnode(pool, node);
168: r.write_no_lang(result);
169: }
170:
1.16 parser 171: // Element createElement(in DOMString tagName) raises(DOMException);
172: static void _createElement(Request& r, const String& method_name, MethodParams *params) {
173: Pool& pool=r.pool();
174: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
175:
1.39 paf 176: const String& tagName=params->as_string(0, "tagName must be string");
1.16 parser 177:
1.54 paf 178: GdomeException exc;
179: GdomeNode *node=
180: (GdomeNode *)gdome_doc_createElement(vdoc.get_document(&method_name),
1.57 paf 181: pool.transcode(tagName).get(),
1.54 paf 182: &exc);
183: writeNode(r, method_name, node, exc);
1.16 parser 184: }
185:
186: // DocumentFragment createDocumentFragment()
1.26 parser 187: static void _createDocumentFragment(Request& r, const String& method_name, MethodParams *) {
1.16 parser 188: Pool& pool=r.pool();
189: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
190:
1.54 paf 191: GdomeException exc;
192: GdomeNode *node=
193: (GdomeNode *)gdome_doc_createDocumentFragment(
194: vdoc.get_document(&method_name),
195: &exc);
196: writeNode(r, method_name, node, exc);
1.16 parser 197: }
198:
199: // Text createTextNode(in DOMString data);
200: static void _createTextNode(Request& r, const String& method_name, MethodParams *params) {
201: Pool& pool=r.pool();
202: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
203:
1.40 paf 204: const String& data=params->as_string(0, "data must be string");
1.16 parser 205:
1.54 paf 206: GdomeException exc;
207: GdomeNode *node=(GdomeNode *)gdome_doc_createTextNode(
208: vdoc.get_document(&method_name),
1.57 paf 209: pool.transcode(data).get(),
1.54 paf 210: &exc);
211: writeNode(r, method_name, node, exc);
1.16 parser 212: }
213:
214: // Comment createComment(in DOMString data)
215: static void _createComment(Request& r, const String& method_name, MethodParams *params) {
216: Pool& pool=r.pool();
217: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
218:
1.26 parser 219: const String& data=params->as_string(0, "data must be string");
1.16 parser 220:
1.54 paf 221: GdomeException exc;
222: GdomeNode *node=(GdomeNode *)gdome_doc_createComment(
223: vdoc.get_document(&method_name),
1.57 paf 224: pool.transcode(data).get(),
1.54 paf 225: &exc);
226: writeNode(r, method_name, node, exc);
1.16 parser 227: }
228:
229: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
230: static void _createCDATASection(Request& r, const String& method_name, MethodParams *params) {
231: Pool& pool=r.pool();
232: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
233:
1.26 parser 234: const String& data=params->as_string(0, "data must be string");
1.16 parser 235:
1.54 paf 236: GdomeException exc;
237: GdomeNode *node=(GdomeNode *)gdome_doc_createCDATASection(
238: vdoc.get_document(&method_name),
1.57 paf 239: pool.transcode(data).get(),
1.54 paf 240: &exc);
241: writeNode(r, method_name, node, exc);
1.16 parser 242: }
243:
244: // ProcessingInstruction createProcessingInstruction(in DOMString target,in DOMString data) raises(DOMException);
245: static void _createProcessingInstruction(Request& r, const String& method_name, MethodParams *params) {
246: Pool& pool=r.pool();
247: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
248:
1.26 parser 249: const String& target=params->as_string(0, "data must be string");
250: const String& data=params->as_string(1, "data must be string");
1.16 parser 251:
1.54 paf 252: GdomeException exc;
253: GdomeNode *node=(GdomeNode *)gdome_doc_createProcessingInstruction(
254: vdoc.get_document(&method_name),
1.57 paf 255: pool.transcode(target).get(),
256: pool.transcode(data).get(),
1.54 paf 257: &exc);
258: writeNode(r, method_name, node, exc);
1.16 parser 259: }
260:
261: // Attr createAttribute(in DOMString name) raises(DOMException);
262: static void _createAttribute(Request& r, const String& method_name, MethodParams *params) {
263: Pool& pool=r.pool();
264: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
265:
1.26 parser 266: const String& name=params->as_string(0, "name must be string");
1.16 parser 267:
1.54 paf 268: GdomeException exc;
269: GdomeNode *node=(GdomeNode *)gdome_doc_createAttribute(
270: vdoc.get_document(&method_name),
1.57 paf 271: pool.transcode(name).get(),
1.54 paf 272: &exc);
273: writeNode(r, method_name, node, exc);
1.16 parser 274: }
275: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
276: static void _createEntityReference(Request& r, const String& method_name, MethodParams *params) {
277: Pool& pool=r.pool();
278: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
279:
1.26 parser 280: const String& name=params->as_string(0, "name must be string");
1.16 parser 281:
1.54 paf 282: GdomeException exc;
283: GdomeNode *node=(GdomeNode *)gdome_doc_createEntityReference(
284: vdoc.get_document(&method_name),
1.57 paf 285: pool.transcode(name).get(),
1.54 paf 286: &exc);
287: writeNode(r, method_name, node, exc);
1.16 parser 288: }
289:
290: static void _getElementsByTagName(Request& r, const String& method_name, MethodParams *params) {
291: Pool& pool=r.pool();
292: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
293:
1.54 paf 294: const String& name=params->as_string(0, "name must be string");
1.16 parser 295:
1.54 paf 296: GdomeException exc;
1.16 parser 297: VHash& result=*new(pool) VHash(pool);
1.54 paf 298: if(GdomeNodeList *nodes=
299: gdome_doc_getElementsByTagName(
300: vdoc.get_document(&method_name),
1.57 paf 301: pool.transcode(name).get(),
1.54 paf 302: &exc)) {
303: gulong length=gdome_nl_length(nodes, &exc);
304: for(gulong i=0; i<length; i++) {
1.16 parser 305: String& skey=*new(pool) String(pool);
306: {
307: char *buf=(char *)pool.malloc(MAX_NUMBER);
308: snprintf(buf, MAX_NUMBER, "%d", i);
309: skey << buf;
310: }
311:
1.54 paf 312: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 313: }
314: }
315:
316: // write out result
317: r.write_no_lang(result);
318: }
319:
320: static void _getElementsByTagNameNS(Request& r, const String& method_name, MethodParams *params) {
321: Pool& pool=r.pool();
322: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
323:
324: // namespaceURI;localName
1.54 paf 325: const String& namespaceURI=params->as_string(0, "namespaceURI must be string");
326: const String& localName=params->as_string(0, "localName must be string");
1.16 parser 327:
1.54 paf 328: GdomeException exc;
1.16 parser 329: VHash& result=*new(pool) VHash(pool);
1.54 paf 330: if(GdomeNodeList *nodes=
331: gdome_doc_getElementsByTagNameNS(
332: vdoc.get_document(&method_name),
1.57 paf 333: pool.transcode(namespaceURI).get(),
334: pool.transcode(localName).get(),
1.54 paf 335: &exc)) {
336: gulong length=gdome_nl_length(nodes, &exc);
337: for(gulong i=0; i<length; i++) {
1.16 parser 338: String& skey=*new(pool) String(pool);
339: {
340: char *buf=(char *)pool.malloc(MAX_NUMBER);
341: snprintf(buf, MAX_NUMBER, "%d", i);
342: skey << buf;
343: }
344:
1.54 paf 345: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.16 parser 346: }
347: }
348:
1.54 paf 349:
1.16 parser 350: // write out result
351: r.write_no_lang(result);
352: }
353:
1.54 paf 354: static void _getElementById(Request& r, const String& method_name, MethodParams *params) {
355: Pool& pool=r.pool();
356: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.16 parser 357:
1.54 paf 358: // elementId
359: const String& elementId=params->as_string(0, "elementID must be string");
1.1 parser 360:
1.54 paf 361: GdomeException exc;
362: if(GdomeNode *node=(GdomeNode *)gdome_doc_getElementById(
363: vdoc.get_document(&method_name),
1.57 paf 364: pool.transcode(elementId).get(),
1.54 paf 365: &exc)) {
366: // write out result
367: VXnode& result=*new(pool) VXnode(pool, node);
368: r.write_no_lang(result);
1.66 paf 369: } else if(exc || xmlHaveGenericErrors())
1.54 paf 370: throw Exception(0, 0,
371: &method_name,
372: exc);
373: }
1.79 paf 374:
375: static void _importNode(Request& r, const String& method_name, MethodParams *params) {
376: Pool& pool=r.pool();
377: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
378:
379: GdomeNode *importedNode=
380: as_node(pool, method_name, params, 0, "importedNode must be node");
381: bool deep=
382: params->as_bool(1, "deep must be bool", r);
383:
384: GdomeException exc;
385: GdomeNode *outputNode=gdome_doc_importNode(vdoc.get_document(&method_name),
386: importedNode,
387: deep, &exc);
388: if(exc)
389: throw Exception(0, 0,
390: &method_name,
391: exc);
392:
393: // write out result
394: r.write_no_lang(*new(pool) VXnode(pool, outputNode));
395: }
1.54 paf 396: /*
397: GdomeElement *gdome_doc_createElementNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
398: GdomeAttr *gdome_doc_createAttributeNS (GdomeDocument *self, GdomeDOMString *namespaceURI, GdomeDOMString *qualifiedName, GdomeException *exc);
399: */
1.1 parser 400:
401:
1.54 paf 402: static void _create(Request& r, const String& method_name, MethodParams *params) {
403: //_asm int 3;
404: Pool& pool=r.pool();
405: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.1 parser 406:
1.54 paf 407: const String& qualifiedName=params->as_string(0, "qualifiedName must be string");
1.1 parser 408:
1.54 paf 409: GdomeException exc;
410: /*
411: GdomeDocumentType *documentType=gdome_di_createDocumentType (
412: docimpl,
413: pool.transcode(qualifiedName),
414: 0/*publicId* /,
415: 0/*systemId* /,
416: &exc);
1.66 paf 417: if(!documentType || exc || xmlHaveGenericErrors())
1.54 paf 418: throw Exception(0, 0,
419: &method_name,
420: exc);
421: */
422: GdomeDocument *document=gdome_di_createDocument (domimpl,
423: 0/*namespaceURI*/,
1.57 paf 424: pool.transcode(qualifiedName).get(),
1.54 paf 425: 0/*doctype*/,
426: &exc);
1.66 paf 427: if(!document || exc || xmlHaveGenericErrors())
1.54 paf 428: throw Exception(0, 0,
429: &method_name,
430: exc);
1.1 parser 431:
1.57 paf 432: /// +xalan createXMLDecl ?
1.9 parser 433:
1.54 paf 434: // replace any previous parsed source
435: vdoc.set_document(document);
436: }
1.9 parser 437:
1.54 paf 438: static void _set(Request& r, const String& method_name, MethodParams *params) {
439: // _asm int 3;
440: Pool& pool=r.pool();
441: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 442:
1.54 paf 443: Value& vxml=params->as_junction(0, "xml must be code");
444: Temp_lang temp_lang(r, String::UL_XML);
445: const String& xml=r.process(vxml).as_string();
1.9 parser 446:
1.78 paf 447: const char *cstr=xml.cstr(String::UL_UNSPECIFIED);
1.73 paf 448: GdomeDocument *document=(GdomeDocument *)
449: gdome_xml_n_mkref((xmlNode *)xmlParseMemory(
1.78 paf 450: cstr, strlen(cstr)
1.73 paf 451: ));
452: if(!document || xmlHaveGenericErrors()) {
453: GdomeException exc=0;
1.54 paf 454: throw Exception(0, 0,
455: &method_name,
456: exc);
1.73 paf 457: }
1.9 parser 458:
1.54 paf 459: // replace any previous parsed source
460: vdoc.set_document(document);
1.9 parser 461: }
462:
1.54 paf 463: static void _load(Request& r, const String& method_name, MethodParams *params) {
464: Pool& pool=r.pool();
465: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.9 parser 466:
1.54 paf 467: // filespec
468: const String& file_name=params->as_string(0, "uri must be string");
469: const String& uri=r.absolute(file_name);
470:
1.73 paf 471: GdomeDocument *document=(GdomeDocument *)
472: gdome_xml_n_mkref((xmlNode *)xmlParseFile(uri.cstr()));
473: if(!document || xmlHaveGenericErrors()) {
474: GdomeException exc=0;
1.54 paf 475: throw Exception(0, 0,
1.69 paf 476: &uri,
1.54 paf 477: exc);
1.73 paf 478: }
1.9 parser 479:
1.54 paf 480: // replace any previous parsed source
481: vdoc.set_document(document);
1.9 parser 482: }
483:
1.46 paf 484: static void param_option_over_output_option(Pool& pool,
485: Hash *param_options, const char *option_name,
1.61 paf 486: const String *& output_option) {
487: if(Value *value=static_cast<Value *>(param_options->get(*new(pool) String(pool,
488: option_name))))
489: output_option=&value->as_string();
1.46 paf 490: }
491: static void param_option_over_output_option(Pool& pool,
492: Hash *param_options, const char *option_name,
493: bool& output_option) {
494: if(Value *value=static_cast<Value *>(param_options->get(*new(pool)
495: String(pool, option_name)))) {
496: const String& s=value->as_string();
497: if(s=="yes")
498: output_option=true;
499: else if(s=="no")
500: output_option=false;
501: else
502: throw Exception(0, 0,
503: &s,
504: "%s must be either 'yes' or 'no'", option_name);
505: }
506: }
507:
1.61 paf 508: static void prepare_output_options(
509: Pool& pool, const String& method_name, MethodParams *params, int index,
510: VXdoc::Output_options& oo) {
1.46 paf 511: /*
512: <xsl:output
513: !method = "xml" | "html" | "text" | qname-but-not-ncname
514: !version = nmtoken
515: !encoding = string
516: !omit-xml-declaration = "yes" | "no"
517: !standalone = "yes" | "no"
518: !doctype-public = string
519: !doctype-system = string
520: cdata-section-elements = qnames
521: !indent = "yes" | "no"
522: !media-type = string />
1.61 paf 523: */
1.1 parser 524:
1.46 paf 525: // configuring with options from parameter...
1.1 parser 526: if(params->size()>index) {
1.20 parser 527: Value& voptions=params->as_no_junction(index, "options must be string");
1.1 parser 528: if(voptions.is_defined()) {
1.34 parser 529: if(Hash *options=voptions.get_hash(&method_name)) {
1.1 parser 530: // $.method[xml|html|text]
531: if(Value *vmethod=static_cast<Value *>(options->get(*new(pool)
532: String(pool, XDOC_OUTPUT_METHOD_OPTION_NAME))))
1.61 paf 533: oo.method=&vmethod->as_string();
1.1 parser 534:
1.46 paf 535: // $.version[1.0]
536: param_option_over_output_option(pool, options, "version", oo.version);
1.1 parser 537: // $.encoding[windows-1251|...]
1.46 paf 538: param_option_over_output_option(pool, options, "encoding", oo.encoding);
539: // $.omit-xml-declaration[yes|no]
1.61 paf 540: param_option_over_output_option(pool, options, "omit-xml-declaration", oo.omitXmlDeclaration);
1.46 paf 541: // $.standalone[yes|no]
542: param_option_over_output_option(pool, options, "standalone", oo.standalone);
543: // $.doctype-public[?]
544: param_option_over_output_option(pool, options, "doctype-public", oo.doctypePublic);
545: // $.doctype-system[?]
546: param_option_over_output_option(pool, options, "doctype-system", oo.doctypeSystem);
547: // $.indent[yes|no]
1.61 paf 548: param_option_over_output_option(pool, options, "indent", oo.indent);
1.46 paf 549: // $.media-type[text/{html|xml|plain}]
550: param_option_over_output_option(pool, options, "media-type", oo.mediaType);
1.19 parser 551: }
1.1 parser 552: }
553: }
554:
1.46 paf 555: // default encoding from pool
1.61 paf 556: if(!oo.encoding)
557: oo.encoding=&pool.get_source_charset().name();
1.46 paf 558: // default method=xml
559: if(!oo.method)
1.61 paf 560: oo.method=new(pool) String(pool, XDOC_OUTPUT_METHOD_OPTION_VALUE_XML);
561: // default mediaType = depending on method
562: if(!oo.mediaType) {
563: if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_XML)
564: oo.mediaType=new(pool) String(pool, "text/xml");
565: else if(*oo.method==XDOC_OUTPUT_METHOD_OPTION_VALUE_HTML)
566: oo.mediaType=new(pool) String(pool, "text/html");
567: else // XDOC_OUTPUT_METHOD_OPTION_VALUE_TEXT & all others
568: oo.mediaType=new(pool) String(pool, "text/plain");
569: }
570: }
1.46 paf 571:
1.63 paf 572: static void xdoc2buf(Pool& pool, VXdoc& vdoc,
573: const String& method_name, MethodParams *params, int index,
574: VXdoc::Output_options& oo,
575: const String *file_spec,
576: char **parser_buf, size_t *parser_size) {
577: prepare_output_options(pool, method_name, params, index,
1.61 paf 578: oo);
579:
1.63 paf 580: const char *encoding_cstr=oo.encoding->cstr();
581: xmlCharEncodingHandler *encoder=xmlFindCharEncodingHandler(encoding_cstr);
582: if(!encoder)
583: throw Exception(0, 0,
584: &method_name,
585: "encoding '%s' not supported", encoding_cstr);
1.61 paf 586: // UTF-8 encoder contains empty input/output converters,
587: // which is wrong for xmlOutputBufferCreateIO
588: // while zero encoder goes perfectly
589: if(encoder && strcmp(encoder->name, "UTF-8")==0)
590: encoder=0;
591:
1.62 paf 592: xmlOutputBuffer_auto_ptr outputBuffer(xmlAllocOutputBuffer(encoder));
1.61 paf 593:
1.65 paf 594: xsltStylesheet_auto_ptr stylesheet(xsltNewStylesheet());
595: if(!stylesheet.get())
1.61 paf 596: throw Exception(0, 0,
597: &method_name,
598: "xsltNewStylesheet failed");
599:
1.62 paf 600: #define OOS2STYLE(name) \
1.61 paf 601: stylesheet->name=oo.name?BAD_CAST g_strdup(pool.transcode(*oo.name)->str):0
1.62 paf 602: #define OOE2STYLE(name) \
603: stylesheet->name=oo.name
1.61 paf 604:
1.62 paf 605: OOS2STYLE(method);
606: OOS2STYLE(encoding);
607: OOS2STYLE(mediaType);
608: OOS2STYLE(doctypeSystem);
609: OOS2STYLE(doctypePublic);
610: OOE2STYLE(indent);
611: OOS2STYLE(version);
612: OOE2STYLE(standalone);
613: OOE2STYLE(omitXmlDeclaration);
1.61 paf 614:
1.76 paf 615: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name));
1.80 ! paf 616: if(xsltSaveResultTo n(outputBuffer.get(), document, stylesheet.get())<0) {
1.75 paf 617: GdomeException exc=0;
618: throw Exception(0, 0,
619: &method_name,
620: exc);
621: }
1.61 paf 622:
1.54 paf 623: // write out result
1.63 paf 624: char *gnome_buf; size_t gnome_size;
625: if(outputBuffer->conv) {
626: gnome_size=outputBuffer->conv->use;
1.62 paf 627: gnome_buf=(char *)outputBuffer->conv->content;
1.63 paf 628: } else {
629: gnome_size=outputBuffer->buffer->use;
1.62 paf 630: gnome_buf=(char *)outputBuffer->buffer->content;
1.63 paf 631: }
632: if(file_spec)
1.77 paf 633: file_write(
1.63 paf 634: *file_spec,
635: gnome_buf, gnome_size,
636: true/*as_text*/);
1.74 paf 637: else if(*parser_size=gnome_size) {
1.63 paf 638: *parser_buf=(char *)pool.malloc(gnome_size);
639: memcpy(*parser_buf, gnome_buf, gnome_size);
1.74 paf 640: } else
641: *parser_buf=0;
1.1 parser 642: }
643:
644: static void _file(Request& r, const String& method_name, MethodParams *params) {
645: Pool& pool=r.pool();
1.46 paf 646: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
1.63 paf 647: VXdoc::Output_options oo(vdoc.output_options);
648: char *buf; size_t buf_size;
649: xdoc2buf(pool, vdoc, method_name, params, 0,
650: oo,
1.64 paf 651: 0/*not to file, to memory*/,
1.63 paf 652: &buf, &buf_size);
653: // write out result
654: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 655:
1.58 paf 656: // write out result
657: VFile& vfile=*new(pool) VFile(pool);
1.63 paf 658: Value *vcontent_type;
1.58 paf 659: VHash *vhcontent_type=new(pool) VHash(pool);
1.63 paf 660: vhcontent_type->hash(&method_name).put(
661: *value_name,
662: new(pool) VString(*oo.mediaType));
663: vhcontent_type->hash(&method_name).put(
664: *new(pool) String(pool, "charset"),
665: new(pool) VString(*oo.encoding));
1.58 paf 666: vcontent_type=vhcontent_type;
667:
668: vfile.set(false/*tainted*/, buf, buf_size, 0/*file_name*/, vcontent_type);
669: r.write_no_lang(vfile);
1.63 paf 670: }
671:
672: static void _save(Request& r, const String& method_name, MethodParams *params) {
673: Pool& pool=r.pool();
674: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
675:
676: const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
677:
678: VXdoc::Output_options oo(vdoc.output_options);
679: xdoc2buf(pool, vdoc, method_name, params, 1,
680: oo,
681: &file_spec,
682: 0, 0);
683: }
684:
685: static void _string(Request& r, const String& method_name, MethodParams *params) {
686: Pool& pool=r.pool();
687: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
688: VXdoc::Output_options oo(vdoc.output_options);
689: char *buf; size_t buf_size;
690: xdoc2buf(pool, vdoc, method_name, params, 0,
691: oo,
1.64 paf 692: 0/*not to file, to memory*/,
1.63 paf 693: &buf, &buf_size);
694: // write out result
695: r.write_no_lang(*new(pool) String(pool, buf, buf_size));
1.1 parser 696: }
1.58 paf 697:
1.1 parser 698: static void add_xslt_param(const Hash::Key& aattribute, Hash::Val *ameaning,
699: void *info) {
1.59 paf 700: Value *meaning=static_cast<Value *>(ameaning);
701: Pool& pool=meaning->pool();
702: const char **transform_params=(const char **)info;
703: *transform_params++=pool.transcode(aattribute)->str;
704: *transform_params++=pool.transcode(meaning->as_string())->str;
1.1 parser 705: }
1.24 parser 706: static void _transform(Request& r, const String& method_name, MethodParams *params) {
1.59 paf 707: //_asm int 3;
1.24 parser 708: Pool& pool=r.pool();
709: VXdoc& vdoc=*static_cast<VXdoc *>(r.self);
710:
711: // params
1.59 paf 712: const char **transform_params=0;
1.24 parser 713: if(params->size()>1) {
1.59 paf 714: Value& vparams=params->as_no_junction(1, "transform parameters must be hash");
1.24 parser 715: if(vparams.is_defined())
1.59 paf 716: if(Hash *params=vparams.get_hash(&method_name)) {
717: transform_params=
718: (const char **)pool.malloc(sizeof(const char *)*params->size()*2+1);
719: params->for_each(add_xslt_param, transform_params);
720: transform_params[params->size()*2]=0;
721: } else
1.29 parser 722: throw Exception(0, 0,
1.24 parser 723: &method_name,
724: "transform parameters parameter must be hash");
725: }
726:
727: // stylesheet
1.59 paf 728: const String& stylesheet_filespec=r.absolute(params->as_string(0, "file name must be string"));
1.65 paf 729: Stylesheet_connection_ptr connection=stylesheet_manager->get_connection(stylesheet_filespec);
1.24 parser 730:
731: // transform
1.65 paf 732: xsltStylesheet *stylesheet=connection->stylesheet(false/*nocache*/);
1.76 paf 733: xmlDoc *document=gdome_xml_doc_get_xmlDoc(vdoc.get_document(&method_name));
1.65 paf 734: xsltTransformContext_auto_ptr transformContext(
735: xsltNewTransformContext(stylesheet, document));
1.59 paf 736: xmlDoc *transformed=xsltApplyStylesheetUser(
737: stylesheet,
738: document,
739: transform_params,
740: 0/*const char *output*/,
741: 0/*FILE *profile*/,
1.65 paf 742: transformContext.get());
1.66 paf 743: if(!transformed || xmlHaveGenericErrors()) {
744: GdomeException exc=0;
1.59 paf 745: throw Exception(0, 0,
1.68 paf 746: &stylesheet_filespec,
1.66 paf 747: exc);
748: }
1.42 paf 749:
1.61 paf 750: //gdome_xml_doc_mkref dislikes XML_HTML_DOCUMENT_NODE type, fixing
751: transformed->type=XML_DOCUMENT_NODE;
1.59 paf 752: // constructing result
753: GdomeDocument *gdomeDocument=gdome_xml_doc_mkref(transformed);
754: if(!gdomeDocument)
755: throw Exception(0, 0,
756: &method_name,
757: "gdome_xml_doc_mkref failed");
758: VXdoc& result=*new(pool) VXdoc(pool, gdomeDocument);
1.61 paf 759: /* grabbing options
760:
761: <xsl:output
762: !method = "xml" | "html" | "text"
763: X| qname-but-not-ncname
764: !version = nmtoken
765: !encoding = string
766: !omit-xml-declaration = "yes" | "no"
767: !standalone = "yes" | "no"
768: !doctype-public = string
769: !doctype-system = string
770: Xcdata-section-elements = qnames
771: !indent = "yes" | "no"
772: !media-type = string />
1.59 paf 773: */
774: memset(&result.output_options, 0, sizeof(result.output_options));
775: VXdoc::Output_options& oo=result.output_options;
776:
1.60 paf 777: oo.method=stylesheet->method?&pool.transcode(stylesheet->method):0;
778: oo.encoding=stylesheet->encoding?&pool.transcode(stylesheet->encoding):0;
779: oo.mediaType=stylesheet->mediaType?&pool.transcode(stylesheet->mediaType):0;
780: oo.doctypeSystem=stylesheet->doctypeSystem?&pool.transcode(stylesheet->doctypeSystem):0;
781: oo.doctypePublic=stylesheet->doctypePublic?&pool.transcode(stylesheet->doctypePublic):0;
1.59 paf 782: oo.indent=stylesheet->indent!=0;
1.60 paf 783: oo.version=stylesheet->version?&pool.transcode(stylesheet->version):0;
1.59 paf 784: oo.standalone=stylesheet->standalone!=0;
785: oo.omitXmlDeclaration=stylesheet->omitXmlDeclaration!=0;
786:
787: // write out result
788: r.write_no_lang(result);
1.1 parser 789: }
790:
1.16 parser 791: // constructor
1.2 parser 792:
1.16 parser 793: MXdoc::MXdoc(Pool& apool) : MXnode(apool) {
794: set_name(*NEW String(pool(), XDOC_CLASS_NAME));
1.2 parser 795:
1.16 parser 796: /// @test how to create empty type html?
1.2 parser 797:
1.16 parser 798: /// DOM1
1.2 parser 799:
1.16 parser 800: // Element createElement(in DOMString tagName) raises(DOMException);
801: add_native_method("createElement", Method::CT_DYNAMIC, _createElement, 1, 1);
802: // DocumentFragment createDocumentFragment();
803: add_native_method("createDocumentFragment", Method::CT_DYNAMIC, _createDocumentFragment, 0, 0);
804: // Text createTextNode(in DOMString data);
805: add_native_method("createTextNode", Method::CT_DYNAMIC, _createTextNode, 1, 1);
806: // Comment createComment(in DOMString data);
807: add_native_method("createComment", Method::CT_DYNAMIC, _createComment, 1, 1);
808: // CDATASection createCDATASection(in DOMString data) raises(DOMException);
809: add_native_method("createCDATASection", Method::CT_DYNAMIC, _createCDATASection, 1, 1);
810: // ProcessingInstruction createProcessingInstruction(in DOMString target, in DOMString data) raises(DOMException);
811: add_native_method("createProcessingInstruction", Method::CT_DYNAMIC, _createProcessingInstruction, 2, 2);
812: // Attr createAttribute(in DOMString name) raises(DOMException);
813: add_native_method("createAttribute", Method::CT_DYNAMIC, _createAttribute, 1, 1);
814: // EntityReference createEntityReference(in DOMString name) raises(DOMException);
815: add_native_method("createEntityReference", Method::CT_DYNAMIC, _createEntityReference, 1, 1);
816: // NodeList getElementsByTagName(in DOMString tagname);
1.54 paf 817: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
818: // ^xdoc.getElementsByTagNameNS[namespaceURI;localName] = array of nodes
819: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.2 parser 820:
1.79 paf 821: /// DOM2
1.2 parser 822:
1.16 parser 823: // ^xdoc.getElementById[elementId]
824: add_native_method("getElementById", Method::CT_DYNAMIC, _getElementById, 1, 1);
1.79 paf 825:
826: // Node (in Node importedNode, in boolean deep) raises(DOMException)
827: add_native_method("importNode", Method::CT_DYNAMIC, _importNode, 2, 2);
1.1 parser 828:
1.16 parser 829: /// parser
830:
1.54 paf 831: // ^xdoc::create{qualifiedName}
832: add_native_method("create", Method::CT_DYNAMIC, _create, 1, 1);
833: // ^xdoc::set[<some>xml</some>]
834: add_native_method("set", Method::CT_DYNAMIC, _set, 1, 1);
835:
836: // ^xdoc::load[some.xml]
837: add_native_method("load", Method::CT_DYNAMIC, _load, 1, 1);
838:
1.2 parser 839: // ^xdoc.save[some.xml]
840: // ^xdoc.save[some.xml;options hash]
1.1 parser 841: add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2);
842:
1.2 parser 843: // ^xdoc.string[] <doc/>
844: // ^xdoc.string[options hash] <doc/>
1.1 parser 845: add_native_method("string", Method::CT_DYNAMIC, _string, 0, 1);
846:
1.2 parser 847: // ^xdoc.file[] file with "<doc/>"
848: // ^xdoc.file[options hash] file with "<doc/>"
1.58 paf 849: add_native_method("file", Method::CT_DYNAMIC, _file, 0, 1);
1.1 parser 850:
1.8 parser 851: // ^xdoc.transform[stylesheet file_name]
852: // ^xdoc.transform[stylesheet file_name;params hash]
1.59 paf 853: add_native_method("transform", Method::CT_DYNAMIC, _transform, 1, 2);
1.2 parser 854:
1.1 parser 855: }
1.5 parser 856:
857: void MXdoc::configure_admin(Request& r) {
858: }
859:
1.1 parser 860: // global variable
861:
862: Methoded *Xdoc_class;
863:
864: // creator
865:
866: #endif
867:
868: Methoded *MXdoc_create(Pool& pool) {
869: return
870: #ifdef XML
1.33 parser 871: Xdoc_class=new(pool) MXdoc(pool)
1.1 parser 872: #else
873: 0
874: #endif
875: ;
876: }
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