Annotation of parser3/src/classes/xnode.C, revision 1.39
1.1 parser 1: /** @file
2: Parser: @b dom parser class.
3:
1.37 paf 4: Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
1.38 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.1 parser 6:
1.39 ! paf 7: $Id: xnode.C,v 1.38 2002/02/08 08:30:10 paf Exp $
1.1 parser 8: */
9: #include "classes.h"
10: #ifdef XML
11:
1.21 paf 12: #include "pa_charset.h"
1.1 parser 13: #include "pa_request.h"
14: #include "pa_vxnode.h"
1.34 paf 15: #include "pa_vxdoc.h"
1.23 paf 16: #include "pa_vvoid.h"
1.1 parser 17:
18: #include "xnode.h"
19:
1.21 paf 20: extern "C" {
21: #include "gdomecore/gdome-xml-node.h"
1.27 paf 22: #include "gdomecore/gdome-xml-document.h"
1.21 paf 23: };
1.19 paf 24: #include "gdome.h"
1.21 paf 25: #include "libxml/xpath.h"
26:
1.34 paf 27: // defines
28:
1.35 paf 29: #define XNODE_CLASS_NAME "xnode"
1.34 paf 30:
1.21 paf 31: // classes
32:
33: class xmlXPathObject_auto_ptr {
34: public:
1.29 paf 35: explicit xmlXPathObject_auto_ptr(xmlXPathObject *_APtr = 0)
36: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.21 paf 37: xmlXPathObject_auto_ptr(const xmlXPathObject_auto_ptr& _Y)
38: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
39: xmlXPathObject_auto_ptr& operator=(const xmlXPathObject_auto_ptr& _Y)
40: {if (this != &_Y)
41: {if (_Ptr != _Y.get())
42: {if (_Owns && _Ptr)
43: xmlXPathFreeObject(_Ptr);
44: _Owns = _Y._Owns; }
45: else if (_Y._Owns)
46: _Owns = true;
47: _Ptr = _Y.release(); }
48: return (*this); }
49: ~xmlXPathObject_auto_ptr()
50: {if (_Owns && _Ptr)
51: xmlXPathFreeObject(_Ptr); }
52: xmlXPathObject& operator*() const
53: {return (*get()); }
54: xmlXPathObject *operator->() const
55: {return (get()); }
56: xmlXPathObject *get() const
57: {return (_Ptr); }
58: xmlXPathObject *release() const
59: {((xmlXPathObject_auto_ptr *)this)->_Owns = false;
60: return (_Ptr); }
61: private:
62: bool _Owns;
63: xmlXPathObject *_Ptr;
64: };
65:
66: class xmlXPathContext_auto_ptr {
67: public:
1.29 paf 68: explicit xmlXPathContext_auto_ptr(xmlXPathContext *_APtr = 0)
69: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.21 paf 70: xmlXPathContext_auto_ptr(const xmlXPathContext_auto_ptr& _Y)
71: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
72: xmlXPathContext_auto_ptr& operator=(const xmlXPathContext_auto_ptr& _Y)
73: {if (this != &_Y)
74: {if (_Ptr != _Y.get())
75: {if (_Owns && _Ptr)
76: xmlXPathFreeContext(_Ptr);
77: _Owns = _Y._Owns; }
78: else if (_Y._Owns)
79: _Owns = true;
80: _Ptr = _Y.release(); }
81: return (*this); }
82: ~xmlXPathContext_auto_ptr()
83: {if (_Owns && _Ptr)
84: xmlXPathFreeContext(_Ptr); }
85: xmlXPathContext& operator*() const
86: {return (*get()); }
87: xmlXPathContext *operator->() const
88: {return (get()); }
89: xmlXPathContext *get() const
90: {return (_Ptr); }
91: xmlXPathContext *release() const
92: {((xmlXPathContext_auto_ptr *)this)->_Owns = false;
93: return (_Ptr); }
94: private:
95: bool _Owns;
96: xmlXPathContext *_Ptr;
97: };
1.1 parser 98:
1.6 parser 99: // helpers
100:
1.19 paf 101: GdomeNode *as_node(Pool& pool, const String& method_name, MethodParams *params,
1.6 parser 102: int index, const char *msg) {
103: Value& value=params->as_no_junction(index, msg);
1.36 paf 104: if(!(strcmp(value.type(), VXNODE_TYPE)==0
105: || strcmp(value.type(), VXDOC_TYPE)==0))
1.12 parser 106: throw Exception(0, 0,
1.6 parser 107: &method_name,
108: msg);
109:
110: VXnode& vnode=*static_cast<VXnode *>(&value);
1.19 paf 111: return vnode.get_node(&method_name);
1.6 parser 112: }
113:
114: // helpers
115:
1.19 paf 116: GdomeAttr * as_attr(Pool& pool, const String& method_name, MethodParams *params,
1.6 parser 117: int index, const char *msg) {
1.19 paf 118: GdomeNode *node=as_node(pool, method_name, params, index, msg);
119: GdomeException exc;
120: if(gdome_n_nodeType(node, &exc)!=GDOME_ATTRIBUTE_NODE)
1.12 parser 121: throw Exception(0, 0,
1.6 parser 122: &method_name,
123: msg);
124:
1.19 paf 125: return GDOME_A(node);
1.6 parser 126: }
1.1 parser 127:
128: // methods
129:
1.6 parser 130: // DOM1 node
131:
132: // Node insertBefore(in Node newChild,in Node refChild) raises(DOMException);
133: static void _insertBefore(Request& r, const String& method_name, MethodParams *params) {
134: Pool& pool=r.pool();
135: VXnode& vnode=*static_cast<VXnode *>(r.self);
1.19 paf 136: GdomeNode *selfNode=vnode.get_node(&method_name);
137: GdomeNode *newChild=as_node(pool, method_name, params, 0, "newChild must be node");
138: GdomeNode *refChild=as_node(pool, method_name, params, 1, "refChild must be node");
1.6 parser 139:
1.19 paf 140: GdomeException exc;
141: if(GdomeNode *retNode=gdome_n_insertBefore(selfNode, newChild, refChild, &exc)) {
142: // write out result
143: VXnode& result=*new(pool) VXnode(pool, retNode);
144: r.write_no_lang(result);
145: } else
146: throw Exception(0, 0,
147: &method_name,
148: exc);
1.6 parser 149: }
150:
151: // Node replaceChild(in Node newChild,in Node oldChild) raises(DOMException);
152: static void _replaceChild(Request& r, const String& method_name, MethodParams *params) {
153: Pool& pool=r.pool();
154: VXnode& vnode=*static_cast<VXnode *>(r.self);
1.19 paf 155: GdomeNode *selfNode=vnode.get_node(&method_name);
156: GdomeNode *newChild=as_node(pool, method_name, params, 0, "newChild must be node");
157: GdomeNode *refChild=as_node(pool, method_name, params, 1, "refChild must be node");
1.6 parser 158:
1.19 paf 159: GdomeException exc;
160: if(GdomeNode *retNode=gdome_n_replaceChild(selfNode, newChild, refChild, &exc)) {
161: // write out result
162: r.write_no_lang(*new(pool) VXnode(pool, retNode));
163: } else
164: throw Exception(0, 0,
165: &method_name,
166: exc);
1.6 parser 167: }
168:
169: // Node removeChild(in Node oldChild) raises(DOMException);
170: static void _removeChild(Request& r, const String& method_name, MethodParams *params) {
171: Pool& pool=r.pool();
172: VXnode& vnode=*static_cast<VXnode *>(r.self);
1.19 paf 173: GdomeNode *selfNode=vnode.get_node(&method_name);
174: GdomeNode *oldChild=as_node(pool, method_name, params, 0, "oldChild must be node");
1.6 parser 175:
1.19 paf 176: GdomeException exc;
177: if(GdomeNode *retNode=gdome_n_removeChild(selfNode, oldChild, &exc)) {
178: // write out result
179: r.write_no_lang(*new(pool) VXnode(pool, retNode));
180: } else
181: throw Exception(0, 0,
182: &method_name,
183: exc);
1.6 parser 184: }
185:
186: // Node appendChild(in Node newChild) raises(DOMException);
187: static void _appendChild(Request& r, const String& method_name, MethodParams *params) {
188: Pool& pool=r.pool();
189: VXnode& vnode=*static_cast<VXnode *>(r.self);
1.19 paf 190: GdomeNode *selfNode=vnode.get_node(&method_name);
191: GdomeNode *newChild=as_node(pool, method_name, params, 0, "newChild must be node");
1.6 parser 192:
1.19 paf 193: GdomeException exc;
194: if(GdomeNode *retNode=gdome_n_appendChild(selfNode, newChild, &exc)) {
195: // write out result
196: r.write_no_lang(*new(pool) VXnode(pool, retNode));
197: } else
198: throw Exception(0, 0,
199: &method_name,
200: exc);
1.6 parser 201: }
202:
203: // boolean hasChildNodes();
204: static void _hasChildNodes(Request& r, const String& method_name, MethodParams *) {
205: Pool& pool=r.pool();
206: VXnode& vnode=*static_cast<VXnode *>(r.self);
1.19 paf 207: GdomeNode *node=vnode.get_node(&method_name);
1.6 parser 208:
1.19 paf 209: GdomeException exc;
1.6 parser 210: // write out result
1.19 paf 211: VBool& result=*new(pool) VBool(pool, gdome_n_hasChildNodes(node, &exc)!=0);
1.6 parser 212: result.set_name(method_name);
213: r.write_no_lang(result);
214: }
215:
216: // Node cloneNode(in boolean deep);
217: static void _cloneNode(Request& r, const String& method_name, MethodParams *params) {
218: Pool& pool=r.pool();
219: VXnode& vnode=*static_cast<VXnode *>(r.self);
1.19 paf 220: GdomeNode *node=vnode.get_node(&method_name);
1.6 parser 221:
222: bool deep=params->as_bool(0, "deep must be bool", r);
223:
1.19 paf 224: GdomeException exc;
1.6 parser 225: // write out result
1.19 paf 226: VXnode& result=*new(pool) VXnode(pool, gdome_n_cloneNode(node, deep, &exc));
1.6 parser 227: result.set_name(method_name);
228: r.write_no_lang(result);
229: }
230:
231: // DOM1 element
232:
1.19 paf 233: GdomeElement *get_self_element(Request& r, const String& method_name) {
1.6 parser 234: Pool& pool=r.pool();
235: VXnode& vnode=*static_cast<VXnode *>(r.self);
1.19 paf 236: GdomeNode *node=vnode.get_node(&method_name);
1.6 parser 237:
1.19 paf 238: GdomeException exc;
239: if(gdome_n_nodeType(node, &exc)!=GDOME_ELEMENT_NODE)
1.12 parser 240: throw Exception(0, 0,
1.6 parser 241: &method_name,
242: "method can be called on node of ELEMENT type");
243:
1.19 paf 244: return GDOME_EL(node);
1.6 parser 245: }
246:
247: // DOMString getAttribute(in DOMString name);
248: static void _getAttribute(Request& r, const String& method_name, MethodParams *params) {
249: Pool& pool=r.pool();
1.19 paf 250: GdomeElement *element=get_self_element(r, method_name);
1.11 parser 251: const String& name=params->as_string(0, "name must be string");
1.6 parser 252:
1.19 paf 253: GdomeException exc;
254: GdomeDOMString *attribute_value=
1.21 paf 255: gdome_el_getAttribute(element, pool.transcode(name).get(), &exc);
1.6 parser 256: // write out result
257: r.write_no_lang(*new(pool) VString(pool.transcode(attribute_value)));
258: }
259:
260: // void setAttribute(in DOMString name, in DOMString value) raises(DOMException);
261: static void _setAttribute(Request& r, const String& method_name, MethodParams *params) {
262: Pool& pool=r.pool();
1.19 paf 263: GdomeElement *element=get_self_element(r, method_name);
1.11 parser 264: const String& name=params->as_string(0, "name must be string");
265: const String& attribute_value=params->as_string(1, "value must be string");
1.6 parser 266:
1.19 paf 267: GdomeException exc;
268: gdome_el_setAttribute(element,
1.21 paf 269: pool.transcode(name).get(),
270: pool.transcode(attribute_value).get(),
1.19 paf 271: &exc);
272: if(exc)
273: throw Exception(0, 0,
274: &method_name,
275: exc);
1.6 parser 276: }
277:
278: // void removeAttribute(in DOMString name) raises(DOMException);
279: static void _removeAttribute(Request& r, const String& method_name, MethodParams *params) {
280: Pool& pool=r.pool();
1.19 paf 281: GdomeElement *element=get_self_element(r, method_name);
1.11 parser 282: const String& name=params->as_string(0, "name must be string");
1.6 parser 283:
1.19 paf 284: GdomeException exc;
1.21 paf 285: gdome_el_removeAttribute(element, pool.transcode(name).get(), &exc);
1.19 paf 286: if(exc)
287: throw Exception(0, 0,
288: &method_name,
289: exc);
1.6 parser 290: }
291:
292: // Attr getAttributeNode(in DOMString name);
293: static void _getAttributeNode(Request& r, const String& method_name, MethodParams *params) {
294: Pool& pool=r.pool();
1.19 paf 295: GdomeElement *element=get_self_element(r, method_name);
1.11 parser 296: const String& name=params->as_string(0, "name must be string");
1.6 parser 297:
1.19 paf 298: GdomeException exc;
1.21 paf 299: if(GdomeAttr *attr=gdome_el_getAttributeNode(element, pool.transcode(name).get(), &exc)) {
1.6 parser 300: // write out result
1.19 paf 301: VXnode& result=*new(pool) VXnode(pool, (GdomeNode *)attr);
1.6 parser 302: r.write_no_lang(result);
1.19 paf 303: } else if(exc)
304: throw Exception(0, 0,
305: &method_name,
306: exc);
1.6 parser 307: }
308:
309: // Attr setAttributeNode(in Attr newAttr) raises(DOMException);
310: static void _setAttributeNode(Request& r, const String& method_name, MethodParams *params) {
311: Pool& pool=r.pool();
1.19 paf 312: GdomeElement *element=get_self_element(r, method_name);
313: GdomeAttr * newAttr=as_attr(pool, method_name, params, 0, "newAttr must be ATTRIBUTE node");
1.6 parser 314:
1.19 paf 315: GdomeException exc;
316: if(GdomeAttr *returnAttr=gdome_el_setAttributeNode(element, newAttr, &exc)) {
317: // write out result
318: VXnode& result=*new(pool) VXnode(pool, (GdomeNode *)returnAttr);
319: r.write_no_lang(result);
320: } else
321: throw Exception(0, 0,
322: &method_name,
323: exc);
1.6 parser 324: }
325:
326: // Attr removeAttributeNode(in Attr oldAttr) raises(DOMException);
327: static void _removeAttributeNode(Request& r, const String& method_name, MethodParams *params) {
328: Pool& pool=r.pool();
1.19 paf 329: GdomeElement *element=get_self_element(r, method_name);
330: GdomeAttr * oldAttr=as_attr(pool, method_name, params, 0, "oldAttr must be ATTRIBUTE node");
1.6 parser 331:
1.19 paf 332: GdomeException exc;
333: gdome_el_removeAttributeNode(element, oldAttr, &exc);
334: if(exc)
335: throw Exception(0, 0,
1.26 paf 336: &method_name,
337: exc);
1.6 parser 338: }
339:
340: // NodeList getElementsByTagName(in DOMString name);
341: static void _getElementsByTagName(Request& r, const String& method_name, MethodParams *params) {
342: Pool& pool=r.pool();
1.19 paf 343: GdomeElement *element=get_self_element(r, method_name);
1.6 parser 344:
1.11 parser 345: const String& name=params->as_string(0, "name must be string");
1.6 parser 346:
347: VHash& result=*new(pool) VHash(pool);
1.19 paf 348: GdomeException exc;
349: if(GdomeNodeList *nodes=
1.21 paf 350: gdome_el_getElementsByTagName(element, pool.transcode(name).get(), &exc)) {
1.19 paf 351: gulong length=gdome_nl_length(nodes, &exc);
352: for(gulong i=0; i<length; i++) {
1.6 parser 353: String& skey=*new(pool) String(pool);
354: {
355: char *buf=(char *)pool.malloc(MAX_NUMBER);
356: snprintf(buf, MAX_NUMBER, "%d", i);
357: skey << buf;
358: }
359:
1.19 paf 360: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
1.6 parser 361: }
1.19 paf 362: } else if(exc)
363: throw Exception(0, 0,
1.26 paf 364: &method_name,
365: exc);
1.6 parser 366:
367: // write out result
368: r.write_no_lang(result);
369: }
370:
1.39 ! paf 371: static void _getElementsByTagNameNS(Request& r, const String& method_name, MethodParams *params) {
! 372: Pool& pool=r.pool();
! 373: GdomeElement *element=get_self_element(r, method_name);
! 374:
! 375: // namespaceURI;localName
! 376: const String& namespaceURI=params->as_string(0, "namespaceURI must be string");
! 377: const String& localName=params->as_string(1, "localName must be string");
! 378:
! 379: GdomeException exc;
! 380: VHash& result=*new(pool) VHash(pool);
! 381: if(GdomeNodeList *nodes=
! 382: gdome_el_getElementsByTagNameNS(
! 383: element,
! 384: pool.transcode(namespaceURI).get(),
! 385: pool.transcode(localName).get(),
! 386: &exc)) {
! 387: gulong length=gdome_nl_length(nodes, &exc);
! 388: for(gulong i=0; i<length; i++) {
! 389: String& skey=*new(pool) String(pool);
! 390: {
! 391: char *buf=(char *)pool.malloc(MAX_NUMBER);
! 392: snprintf(buf, MAX_NUMBER, "%d", i);
! 393: skey << buf;
! 394: }
! 395:
! 396: result.hash(0).put(skey, new(pool) VXnode(pool, gdome_nl_item(nodes, i, &exc)));
! 397: }
! 398: }
! 399:
! 400: // write out result
! 401: r.write_no_lang(result);
! 402: }
! 403:
1.6 parser 404: // void normalize();
405: static void _normalize(Request& r, const String& method_name, MethodParams *) {
1.19 paf 406: Pool& pool=r.pool();
407: VXnode& vnode=*static_cast<VXnode *>(r.self);
408: GdomeNode *selfNode=vnode.get_node(&method_name);
1.6 parser 409:
1.19 paf 410: GdomeException exc;
411: gdome_n_normalize(selfNode, &exc);
412: if(exc)
413: throw Exception(0, 0,
1.26 paf 414: &method_name,
415: exc);
1.6 parser 416: }
1.25 paf 417:
1.26 paf 418: static void _selectX(Request& r, const String& method_name, MethodParams *params,
419: void (*handler)(Pool& pool,
420: const String& expression,
421: xmlXPathObject_auto_ptr res,
422: Value *& result)) {
1.1 parser 423: // _asm int 3;
424: Pool& pool=r.pool();
425: VXnode& vnode=*static_cast<VXnode *>(r.self);
426:
427: // expression
1.9 parser 428: const String& expression=params->as_string(0, "expression must be string");
1.1 parser 429:
1.25 paf 430: GdomeException exc;
431: GdomeNode *dome_node=vnode.get_node(&method_name);
432: GdomeDocument *dome_document=gdome_n_ownerDocument(dome_node, &exc);
1.32 paf 433: if(!dome_document) // document does not own itself, so ownerDocument = 0
434: dome_document=GDOME_DOC(dome_node); // and we need downcast
1.33 paf 435: xmlDoc *xml_document=gdome_xml_doc_get_xmlDoc(dome_document);
1.25 paf 436: xmlXPathContext_auto_ptr ctxt(xmlXPathNewContext(xml_document));
1.32 paf 437: ctxt->node=gdome_xml_n_get_xmlNode(dome_node);
1.25 paf 438: /*error to stderr for now*/
439: xmlXPathObject_auto_ptr res(
440: xmlXPathEvalExpression(BAD_CAST pool.transcode(expression)->str, ctxt.get()));
1.28 paf 441:
442: if(xmlHaveGenericErrors()) {
443: GdomeException exc=0;
444: throw Exception(0, 0,
445: &expression,
446: exc);
447: }
1.25 paf 448:
449: Value *result=0;
450: if(res.get())
1.26 paf 451: handler(pool, expression, res, result);
452: if(result) {
453: result->set_name(method_name);
454: r.write_no_lang(*result);
455: }
456: }
1.25 paf 457:
1.26 paf 458: static void selectNodesHandler(Pool& pool,
459: const String& expression,
460: xmlXPathObject_auto_ptr res,
461: Value *& result) {
1.31 paf 462: VHash *vhash=new(pool) VHash(pool); result=vhash;
1.26 paf 463: switch(res->type) {
464: case XPATH_UNDEFINED:
465: break;
466: case XPATH_NODESET:
467: if(int size=res->nodesetval->nodeNr) {
468: Hash& hash=vhash->hash(0);
469: for(int i=0; i<size; i++) {
470: String& skey=*new(pool) String(pool);
471: {
472: char *buf=(char *)pool.malloc(MAX_NUMBER);
473: snprintf(buf, MAX_NUMBER, "%d", i);
474: skey << buf;
1.25 paf 475: }
1.26 paf 476:
477: hash.put(skey, new(pool) VXnode(pool,
1.30 paf 478: gdome_xml_n_mkref(res->nodesetval->nodeTab[i])));
1.1 parser 479: }
1.26 paf 480: }
481: break;
482: default:
483: throw Exception(0, 0,
484: &expression,
485: "wrong xmlXPathEvalExpression result type (%d)", res->type);
486: break; // never
487: }
488: }
489:
490: static void selectNodeHandler(Pool& pool,
491: const String& expression,
492: xmlXPathObject_auto_ptr res,
493: Value *& result) {
494: switch(res->type) {
495: case XPATH_UNDEFINED:
496: break;
497: case XPATH_NODESET:
498: if(res->nodesetval->nodeNr) { // empty result strangly has NODESET res->type
499: if(res->nodesetval->nodeNr>1)
500: throw Exception(0, 0,
1.25 paf 501: &expression,
1.26 paf 502: "resulted not in a single node (%d)", res->nodesetval->nodeNr);
503:
504: result=new(pool) VXnode(pool, gdome_xml_n_mkref(res->nodesetval->nodeTab[0]));
1.25 paf 505: }
1.26 paf 506: break;
507: case XPATH_BOOLEAN:
508: result=new(pool) VBool(pool, res->boolval!=0);
509: break;
510: case XPATH_NUMBER:
511: result=new(pool) VDouble(pool, res->floatval);
512: break;
513: case XPATH_STRING:
514: result=new(pool) VString(
515: pool.transcode(
516: GdomeDOMString_auto_ptr(
517: gdome_str_mkref_dup((const gchar *)res->stringval)).get()));
518: break;
519: default:
520: throw Exception(0, 0,
521: &expression,
522: "wrong xmlXPathEvalExpression result type (%d)", res->type);
523: break; // never
524: }
525: }
526:
527: static void selectBoolHandler(Pool& pool,
528: const String& expression,
529: xmlXPathObject_auto_ptr res,
530: Value *& result) {
531: switch(res->type) {
532: case XPATH_BOOLEAN:
533: result=new(pool) VBool(pool, res->boolval!=0);
534: break;
535: case XPATH_NODESET:
536: if(!res->nodesetval->nodeNr)
537: break;
538: // else[nodeset] fall down to default
539: default:
540: throw Exception(0, 0,
541: &expression,
542: "wrong xmlXPathEvalExpression result type (%d)", res->type);
543: break; // never
544: }
545: }
1.1 parser 546:
1.26 paf 547: static void selectNumberHandler(Pool& pool,
548: const String& expression,
549: xmlXPathObject_auto_ptr res,
550: Value *& result) {
551: switch(res->type) {
552: case XPATH_NUMBER:
553: result=new(pool) VDouble(pool, res->floatval);
554: break;
555: case XPATH_NODESET:
556: if(!res->nodesetval->nodeNr)
557: break;
558: // else[nodeset] fall down to default
559: default:
560: throw Exception(0, 0,
561: &expression,
562: "wrong xmlXPathEvalExpression result type (%d)", res->type);
563: break; // never
564: }
565: }
566:
567: static void selectStringHandler(Pool& pool,
568: const String& expression,
569: xmlXPathObject_auto_ptr res,
570: Value *& result) {
571: switch(res->type) {
572: case XPATH_UNDEFINED:
573: break;
574: case XPATH_STRING:
575: result=new(pool) VString(
576: pool.transcode(
577: GdomeDOMString_auto_ptr(
578: gdome_str_mkref_dup((const gchar *)res->stringval)).get()));
579: break;
580: case XPATH_NODESET:
581: if(!res->nodesetval->nodeNr)
582: break;
583: // else[nodeset] fall down to default
584: default:
585: throw Exception(0, 0,
586: &expression,
587: "wrong xmlXPathEvalExpression result type (%d)", res->type);
588: break; // never
1.1 parser 589: }
590: }
1.25 paf 591:
1.26 paf 592: static void _select(Request& r, const String& method_name, MethodParams *params) {
593: _selectX(r, method_name, params,
594: selectNodesHandler);
595: }
596:
1.9 parser 597: static void _selectSingle(Request& r, const String& method_name, MethodParams *params) {
1.26 paf 598: _selectX(r, method_name, params,
599: selectNodeHandler);
600: }
1.1 parser 601:
1.26 paf 602: static void _selectBool(Request& r, const String& method_name, MethodParams *params) {
603: _selectX(r, method_name, params,
604: selectBoolHandler);
605: }
1.20 paf 606:
1.26 paf 607: static void _selectNumber(Request& r, const String& method_name, MethodParams *params) {
608: _selectX(r, method_name, params,
609: selectNumberHandler);
610: }
1.24 paf 611:
1.26 paf 612: static void _selectString(Request& r, const String& method_name, MethodParams *params) {
613: _selectX(r, method_name, params,
614: selectStringHandler);
1.1 parser 615: }
1.20 paf 616:
1.1 parser 617: // constructor
618:
1.2 parser 619: MXnode::MXnode(Pool& apool) : Methoded(apool),
620: consts(apool) {
1.1 parser 621: set_name(*NEW String(pool(), XNODE_CLASS_NAME));
1.6 parser 622:
623: /// DOM1 node
624:
625: // Node insertBefore(in Node newChild,in Node refChild) raises(DOMException);
626: add_native_method("insertBefore", Method::CT_DYNAMIC, _insertBefore, 2, 2);
627: // Node replaceChild(in Node newChild,in Node oldChild) raises(DOMException);
628: add_native_method("replaceChild", Method::CT_DYNAMIC, _replaceChild, 2, 2);
629: // Node removeChild(in Node oldChild) raises(DOMException);
630: add_native_method("removeChild", Method::CT_DYNAMIC, _removeChild, 1, 1);
631: // Node appendChild(in Node newChild) raises(DOMException);
632: add_native_method("appendChild", Method::CT_DYNAMIC, _appendChild, 1, 1);
633: // boolean hasChildNodes();
634: add_native_method("hasChildNodes", Method::CT_DYNAMIC, _hasChildNodes, 0, 0);
635: // Node cloneNode(in boolean deep);
636: add_native_method("cloneNode", Method::CT_DYNAMIC, _cloneNode, 1, 1);
637:
638: /// DOM1 element
639:
640: // DOMString getAttribute(in DOMString name);
641: add_native_method("getAttribute", Method::CT_DYNAMIC, _getAttribute, 1, 1);
642: // void setAttribute(in DOMString name, in DOMString value) raises(DOMException);
643: add_native_method("setAttribute", Method::CT_DYNAMIC, _setAttribute, 2, 2);
644: // void removeAttribute(in DOMString name) raises(DOMException);
645: add_native_method("removeAttribute", Method::CT_DYNAMIC, _removeAttribute, 1, 1);
646: // Attr getAttributeNode(in DOMString name);
647: add_native_method("getAttributeNode", Method::CT_DYNAMIC, _getAttributeNode, 1, 1);
648: // Attr setAttributeNode(in Attr newAttr) raises(DOMException);
649: add_native_method("setAttributeNode", Method::CT_DYNAMIC, _setAttributeNode, 1, 1);
650: // Attr removeAttributeNode(in Attr oldAttr) raises(DOMException);
651: add_native_method("removeAttributeNode", Method::CT_DYNAMIC, _removeAttributeNode, 1, 1);
652: // NodeList getElementsByTagName(in DOMString name);
653: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.39 ! paf 654: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
! 655: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.6 parser 656: // void normalize();
657: add_native_method("normalize", Method::CT_DYNAMIC, _normalize, 0, 0);
658:
659: /// parser
1.1 parser 660: // ^node.select[/some/xpath/query] = hash $.#[dnode]
1.25 paf 661: add_native_method("select", Method::CT_DYNAMIC, _select, 1, 1);
1.1 parser 662:
1.26 paf 663: // ^node.selectSingle[/some/xpath/query] = first node [if any]
1.9 parser 664: add_native_method("selectSingle", Method::CT_DYNAMIC, _selectSingle, 1, 1);
1.26 paf 665: // ^node.selectBool[/some/xpath/query] = bool value [if any]
666: add_native_method("selectBool", Method::CT_DYNAMIC, _selectBool, 1, 1);
667: // ^node.selectNumber[/some/xpath/query] = double value [if any]
668: add_native_method("selectNumber", Method::CT_DYNAMIC, _selectNumber, 1, 1);
669: // ^node.selectString[/some/xpath/query] = strinv value [if any]
670: add_native_method("selectString", Method::CT_DYNAMIC, _selectString, 1, 1);
1.20 paf 671:
1.2 parser 672: // consts
673:
1.19 paf 674: #define CONST(name) \
675: consts.put(*new(pool()) String(pool(), #name), new(pool()) VInt(pool(), GDOME_##name))
1.2 parser 676:
1.19 paf 677: CONST(ELEMENT_NODE);
678: CONST(ATTRIBUTE_NODE);
679: CONST(TEXT_NODE);
680: CONST(CDATA_SECTION_NODE);
681: CONST(ENTITY_REFERENCE_NODE);
682: CONST(ENTITY_NODE);
683: CONST(PROCESSING_INSTRUCTION_NODE);
684: CONST(COMMENT_NODE);
685: CONST(DOCUMENT_NODE);
686: CONST(DOCUMENT_TYPE_NODE);
687: CONST(DOCUMENT_FRAGMENT_NODE);
688: CONST(NOTATION_NODE);
1.1 parser 689:
690: }
1.3 parser 691:
1.1 parser 692: // global variable
693:
694: Methoded *Xnode_class;
695:
696: #endif
697:
698: // creator
699: Methoded *MXnode_create(Pool& pool) {
700: return
701: #ifdef XML
702: Xnode_class=new(pool) MXnode(pool)
703: #else
704: 0
705: #endif
706: ;
707: }
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