Annotation of parser3/src/classes/xnode.C, revision 1.54.2.10.2.13
1.1 parser 1: /** @file
2: Parser: @b dom parser class.
3:
1.54.2.1 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.38 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.1 parser 6: */
7: #include "classes.h"
8: #ifdef XML
1.46 paf 9:
1.54.2.10.2.1 (paf 10:): static const char* IDENT_XNODE_C="$Date: 2003/04/03 10:48:25 $";
1.54.2.3 paf 11:
12: #include "pa_vmethod_frame.h"
1.1 parser 13:
1.21 paf 14: #include "pa_charset.h"
1.1 parser 15: #include "pa_request.h"
16: #include "pa_vxnode.h"
1.34 paf 17: #include "pa_vxdoc.h"
1.23 paf 18: #include "pa_vvoid.h"
1.1 parser 19:
20: #include "xnode.h"
21:
1.21 paf 22: extern "C" {
23: #include "gdomecore/gdome-xml-node.h"
1.27 paf 24: #include "gdomecore/gdome-xml-document.h"
1.21 paf 25: };
1.19 paf 26: #include "gdome.h"
1.21 paf 27: #include "libxml/xpath.h"
28:
1.54.2.5 paf 29: // global variable
30:
1.54.2.8 paf 31: DECLARE_CLASS_VAR(xnode, new MXnode, 0);
1.54.2.5 paf 32:
1.21 paf 33: // classes
34:
35: class xmlXPathObject_auto_ptr {
36: public:
1.29 paf 37: explicit xmlXPathObject_auto_ptr(xmlXPathObject *_APtr = 0)
38: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.21 paf 39: xmlXPathObject_auto_ptr(const xmlXPathObject_auto_ptr& _Y)
40: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
41: xmlXPathObject_auto_ptr& operator=(const xmlXPathObject_auto_ptr& _Y)
42: {if (this != &_Y)
43: {if (_Ptr != _Y.get())
44: {if (_Owns && _Ptr)
45: xmlXPathFreeObject(_Ptr);
46: _Owns = _Y._Owns; }
47: else if (_Y._Owns)
48: _Owns = true;
49: _Ptr = _Y.release(); }
50: return (*this); }
51: ~xmlXPathObject_auto_ptr()
52: {if (_Owns && _Ptr)
53: xmlXPathFreeObject(_Ptr); }
54: xmlXPathObject& operator*() const
55: {return (*get()); }
56: xmlXPathObject *operator->() const
57: {return (get()); }
58: xmlXPathObject *get() const
59: {return (_Ptr); }
60: xmlXPathObject *release() const
61: {((xmlXPathObject_auto_ptr *)this)->_Owns = false;
62: return (_Ptr); }
63: private:
64: bool _Owns;
65: xmlXPathObject *_Ptr;
66: };
67:
68: class xmlXPathContext_auto_ptr {
69: public:
1.29 paf 70: explicit xmlXPathContext_auto_ptr(xmlXPathContext *_APtr = 0)
71: : _Owns(_APtr != 0), _Ptr(_APtr) {}
1.21 paf 72: xmlXPathContext_auto_ptr(const xmlXPathContext_auto_ptr& _Y)
73: : _Owns(_Y._Owns), _Ptr(_Y.release()) {}
74: xmlXPathContext_auto_ptr& operator=(const xmlXPathContext_auto_ptr& _Y)
75: {if (this != &_Y)
76: {if (_Ptr != _Y.get())
77: {if (_Owns && _Ptr)
78: xmlXPathFreeContext(_Ptr);
79: _Owns = _Y._Owns; }
80: else if (_Y._Owns)
81: _Owns = true;
82: _Ptr = _Y.release(); }
83: return (*this); }
84: ~xmlXPathContext_auto_ptr()
85: {if (_Owns && _Ptr)
86: xmlXPathFreeContext(_Ptr); }
87: xmlXPathContext& operator*() const
88: {return (*get()); }
89: xmlXPathContext *operator->() const
90: {return (get()); }
91: xmlXPathContext *get() const
92: {return (_Ptr); }
93: xmlXPathContext *release() const
94: {((xmlXPathContext_auto_ptr *)this)->_Owns = false;
95: return (_Ptr); }
96: private:
97: bool _Owns;
98: xmlXPathContext *_Ptr;
99: };
1.1 parser 100:
1.6 parser 101: // helpers
102:
1.54.2.10.2.1 (paf 103:): GdomeNode* as_node(MethodParams& params,
1.54.2.10.2.9 (paf 104:: int index, const char* msg) {
105:: GdomeNode* result;
1.54.2.10.2.1 (paf 106:): Value& value=params.as_no_junction(index, msg);
1.54.2.10.2.9 (paf 107:: if(Value* vxnode=value.as(VXNODE_TYPE, false))
108:: result=static_cast<VXnode*>(vxnode)->get_node();
109:: else {
1.41 paf 110: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 111:: 0,
1.6 parser 112: msg);
1.54.2.10.2.9 (paf 113:: result=0; // calm, compiler
114:: }
115::
116:: return result;
1.6 parser 117: }
118:
119: // helpers
120:
1.54.2.10.2.1 (paf 121:): GdomeAttr* as_attr(MethodParams& params,
1.54.2.10.2.9 (paf 122:: int index, const char* msg) {
123:: GdomeNode* node=as_node(params, index, msg);
1.19 paf 124: GdomeException exc;
125: if(gdome_n_nodeType(node, &exc)!=GDOME_ATTRIBUTE_NODE)
1.41 paf 126: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 127:: 0,
1.6 parser 128: msg);
129:
1.19 paf 130: return GDOME_A(node);
1.6 parser 131: }
1.1 parser 132:
133: // methods
134:
1.6 parser 135: // DOM1 node
136:
137: // Node insertBefore(in Node newChild,in Node refChild) raises(DOMException);
1.54.2.10.2.1 (paf 138:): static void _insertBefore(Request& r, MethodParams& params) {
1.54.2.9 paf 139: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 140:: GdomeNode* selfNode=vnode.get_node();
141:: GdomeNode* newChild=as_node(params, 0, "newChild must be node");
142:: GdomeNode* refChild=as_node(params, 1, "refChild must be node");
1.6 parser 143:
1.19 paf 144: GdomeException exc;
1.54.2.10.2.9 (paf 145:: if(GdomeNode* retNode=gdome_n_insertBefore(selfNode, newChild, refChild, &exc)) {
1.19 paf 146: // write out result
1.54.2.10.2.9 (paf 147:: r.write_no_lang(*new VXnode(&r.charsets, retNode));
1.19 paf 148: } else
1.54.2.10.2.9 (paf 149:: throw Exception(0, exc);
1.6 parser 150: }
151:
152: // Node replaceChild(in Node newChild,in Node oldChild) raises(DOMException);
1.54.2.10.2.1 (paf 153:): static void _replaceChild(Request& r, MethodParams& params) {
1.54.2.9 paf 154: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 155:: GdomeNode* selfNode=vnode.get_node();
156:: GdomeNode* newChild=as_node(params, 0, "newChild must be node");
157:: GdomeNode* refChild=as_node(params, 1, "refChild must be node");
1.6 parser 158:
1.19 paf 159: GdomeException exc;
1.54.2.10.2.9 (paf 160:: if(GdomeNode* retNode=gdome_n_replaceChild(selfNode, newChild, refChild, &exc)) {
1.19 paf 161: // write out result
1.54.2.10.2.9 (paf 162:: r.write_no_lang(*new VXnode(&r.charsets, retNode));
1.19 paf 163: } else
1.54.2.10.2.9 (paf 164:: throw Exception(0, exc);
1.6 parser 165: }
166:
167: // Node removeChild(in Node oldChild) raises(DOMException);
1.54.2.10.2.1 (paf 168:): static void _removeChild(Request& r, MethodParams& params) {
1.54.2.9 paf 169: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 170:: GdomeNode* selfNode=vnode.get_node();
171:: GdomeNode* oldChild=as_node(params, 0, "oldChild must be node");
1.6 parser 172:
1.19 paf 173: GdomeException exc;
1.54.2.10.2.9 (paf 174:: if(GdomeNode* retNode=gdome_n_removeChild(selfNode, oldChild, &exc)) {
1.19 paf 175: // write out result
1.54.2.10.2.9 (paf 176:: r.write_no_lang(*new VXnode(&r.charsets, retNode));
1.19 paf 177: } else
1.54.2.10.2.9 (paf 178:: throw Exception(0, exc);
1.6 parser 179: }
180:
181: // Node appendChild(in Node newChild) raises(DOMException);
1.54.2.10.2.1 (paf 182:): static void _appendChild(Request& r, MethodParams& params) {
1.54.2.9 paf 183: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 184:: GdomeNode* selfNode=vnode.get_node();
185:: GdomeNode* newChild=as_node(params, 0, "newChild must be node");
1.6 parser 186:
1.19 paf 187: GdomeException exc;
1.54.2.10.2.9 (paf 188:: if(GdomeNode* retNode=gdome_n_appendChild(selfNode, newChild, &exc)) {
1.19 paf 189: // write out result
1.54.2.10.2.9 (paf 190:: r.write_no_lang(*new VXnode(&r.charsets, retNode));
1.19 paf 191: } else
1.54.2.10.2.9 (paf 192:: throw Exception(0, exc);
1.6 parser 193: }
194:
195: // boolean hasChildNodes();
1.54.2.10.2.1 (paf 196:): static void _hasChildNodes(Request& r, MethodParams&) {
1.54.2.9 paf 197: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 198:: GdomeNode* node=vnode.get_node();
1.6 parser 199:
1.19 paf 200: GdomeException exc;
1.6 parser 201: // write out result
1.44 paf 202: bool result=gdome_n_hasChildNodes(node, &exc)!=0;
1.54.2.10.2.9 (paf 203:: r.write_no_lang(*new VBool(result));
1.6 parser 204: }
205:
206: // Node cloneNode(in boolean deep);
1.54.2.10.2.1 (paf 207:): static void _cloneNode(Request& r, MethodParams& params) {
1.54.2.9 paf 208: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 209:: GdomeNode* node=vnode.get_node();
1.6 parser 210:
1.54.2.10.2.1 (paf 211:): bool deep=params.as_bool(0, "deep must be bool", r);
1.6 parser 212:
1.19 paf 213: GdomeException exc;
1.6 parser 214: // write out result
1.54.2.10.2.9 (paf 215:: r.write_no_lang(*new VXnode(&r.charsets, gdome_n_cloneNode(node, deep, &exc)));
1.6 parser 216: }
217:
218: // DOM1 element
219:
1.54.2.10.2.9 (paf 220:: GdomeElement* get_self_element(Request& r) {
1.54.2.9 paf 221: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 222:: GdomeNode* node=vnode.get_node();
1.6 parser 223:
1.19 paf 224: GdomeException exc;
1.50 paf 225: if(gdome_n_nodeType(node, &exc)!=GDOME_ELEMENT_NODE)
1.41 paf 226: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 227:: 0,
1.51 paf 228: "method can only be called on nodes of ELEMENT type");
1.6 parser 229:
1.19 paf 230: return GDOME_EL(node);
1.6 parser 231: }
232:
1.54.2.9 paf 233:
234:
1.6 parser 235: // DOMString getAttribute(in DOMString name);
1.54.2.10.2.1 (paf 236:): static void _getAttribute(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 237:: GdomeElement* element=get_self_element(r);
1.54.2.10.2.1 (paf 238:): const String& name=params.as_string(0, "name must be string");
1.6 parser 239:
1.19 paf 240: GdomeException exc;
241: GdomeDOMString *attribute_value=
1.54.2.9 paf 242: gdome_el_getAttribute(element, r.transcode(name).get(), &exc);
1.6 parser 243: // write out result
1.54.2.10.2.9 (paf 244:: r.write_no_lang(r.transcode(attribute_value));
1.6 parser 245: }
246:
247: // void setAttribute(in DOMString name, in DOMString value) raises(DOMException);
1.54.2.10.2.1 (paf 248:): static void _setAttribute(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 249:: GdomeElement* element=get_self_element(r);
1.54.2.10.2.1 (paf 250:): const String& name=params.as_string(0, "name must be string");
251:): const String& attribute_value=params.as_string(1, "value must be string");
1.6 parser 252:
1.19 paf 253: GdomeException exc;
254: gdome_el_setAttribute(element,
1.54.2.9 paf 255: r.transcode(name).get(),
256: r.transcode(attribute_value).get(),
1.19 paf 257: &exc);
258: if(exc)
1.54.2.10.2.9 (paf 259:: throw Exception(0, exc);
1.6 parser 260: }
261:
262: // void removeAttribute(in DOMString name) raises(DOMException);
1.54.2.10.2.1 (paf 263:): static void _removeAttribute(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 264:: GdomeElement* element=get_self_element(r);
1.54.2.10.2.1 (paf 265:): const String& name=params.as_string(0, "name must be string");
1.6 parser 266:
1.19 paf 267: GdomeException exc;
1.54.2.9 paf 268: gdome_el_removeAttribute(element, r.transcode(name).get(), &exc);
1.19 paf 269: if(exc)
1.54.2.10.2.9 (paf 270:: throw Exception(0, exc);
1.6 parser 271: }
272:
273: // Attr getAttributeNode(in DOMString name);
1.54.2.10.2.1 (paf 274:): static void _getAttributeNode(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 275:: GdomeElement* element=get_self_element(r);
1.54.2.10.2.1 (paf 276:): const String& name=params.as_string(0, "name must be string");
1.6 parser 277:
1.19 paf 278: GdomeException exc;
1.54.2.9 paf 279: if(GdomeAttr *attr=gdome_el_getAttributeNode(element, r.transcode(name).get(), &exc)) {
1.6 parser 280: // write out result
1.54.2.10.2.9 (paf 281:: r.write_no_lang(*new VXnode(&r.charsets, (GdomeNode* )attr));
1.19 paf 282: } else if(exc)
1.41 paf 283: throw Exception(
1.54.2.10.2.9 (paf 284:: 0,
1.19 paf 285: exc);
1.6 parser 286: }
287:
288: // Attr setAttributeNode(in Attr newAttr) raises(DOMException);
1.54.2.10.2.1 (paf 289:): static void _setAttributeNode(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 290:: GdomeElement* element=get_self_element(r);
291:: GdomeAttr * newAttr=as_attr(params, 0, "newAttr must be ATTRIBUTE node");
1.6 parser 292:
1.19 paf 293: GdomeException exc;
294: if(GdomeAttr *returnAttr=gdome_el_setAttributeNode(element, newAttr, &exc)) {
295: // write out result
1.54.2.10.2.9 (paf 296:: r.write_no_lang(*new VXnode(&r.charsets, (GdomeNode* )returnAttr));
1.19 paf 297: } else
1.41 paf 298: throw Exception(
1.54.2.10.2.9 (paf 299:: 0,
1.19 paf 300: exc);
1.6 parser 301: }
302:
303: // Attr removeAttributeNode(in Attr oldAttr) raises(DOMException);
1.54.2.10.2.1 (paf 304:): static void _removeAttributeNode(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 305:: GdomeElement* element=get_self_element(r);
306:: GdomeAttr * oldAttr=as_attr(params, 0, "oldAttr must be ATTRIBUTE node");
1.6 parser 307:
1.19 paf 308: GdomeException exc;
309: gdome_el_removeAttributeNode(element, oldAttr, &exc);
310: if(exc)
1.41 paf 311: throw Exception(
1.54.2.10.2.9 (paf 312:: 0,
1.26 paf 313: exc);
1.6 parser 314: }
315:
316: // NodeList getElementsByTagName(in DOMString name);
1.54.2.10.2.1 (paf 317:): static void _getElementsByTagName(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 318:: GdomeElement* element=get_self_element(r);
1.6 parser 319:
1.54.2.10.2.1 (paf 320:): const String& name=params.as_string(0, "name must be string");
1.6 parser 321:
1.54.2.10.2.9 (paf 322:: VHash& result=*new VHash;
1.19 paf 323: GdomeException exc;
324: if(GdomeNodeList *nodes=
1.54.2.9 paf 325: gdome_el_getElementsByTagName(element, r.transcode(name).get(), &exc)) {
1.19 paf 326: gulong length=gdome_nl_length(nodes, &exc);
1.54.2.10.2.9 (paf 327:: for(gulong i=0; i<length; i++)
328:: result.hash().put(
1.54.2.10.2.1 (paf 329:): StringBody::Format(i),
1.54.2.10.2.9 (paf 330:: new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.19 paf 331: } else if(exc)
1.41 paf 332: throw Exception(
1.54.2.10.2.9 (paf 333:: 0,
1.26 paf 334: exc);
1.6 parser 335:
336: // write out result
337: r.write_no_lang(result);
338: }
339:
1.54.2.10.2.1 (paf 340:): static void _getElementsByTagNameNS(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 341:: GdomeElement* element=get_self_element(r);
1.39 paf 342:
343: // namespaceURI;localName
1.54.2.10.2.1 (paf 344:): const String& namespaceURI=params.as_string(0, "namespaceURI must be string");
345:): const String& localName=params.as_string(1, "localName must be string");
1.39 paf 346:
347: GdomeException exc;
1.54.2.10.2.9 (paf 348:: VHash& result=*new VHash;
1.39 paf 349: if(GdomeNodeList *nodes=
350: gdome_el_getElementsByTagNameNS(
351: element,
1.54.2.9 paf 352: r.transcode(namespaceURI).get(),
353: r.transcode(localName).get(),
1.39 paf 354: &exc)) {
355: gulong length=gdome_nl_length(nodes, &exc);
1.54.2.10.2.9 (paf 356:: for(gulong i=0; i<length; i++)
357:: result.hash().put(
1.54.2.10.2.1 (paf 358:): StringBody::Format(i),
1.54.2.10.2.9 (paf 359:: new VXnode(&r.charsets, gdome_nl_item(nodes, i, &exc)));
1.39 paf 360: }
361:
362: // write out result
363: r.write_no_lang(result);
364: }
365:
1.6 parser 366: // void normalize();
1.54.2.10.2.1 (paf 367:): static void _normalize(Request& r, MethodParams&) {
1.54.2.9 paf 368: VXnode& vnode=GET_SELF(r, VXnode);
1.54.2.10.2.9 (paf 369:: GdomeNode* selfNode=vnode.get_node();
1.6 parser 370:
1.19 paf 371: GdomeException exc;
372: gdome_n_normalize(selfNode, &exc);
373: if(exc)
1.41 paf 374: throw Exception(
1.54.2.10.2.9 (paf 375:: 0,
1.26 paf 376: exc);
1.6 parser 377: }
1.25 paf 378:
1.54.2.10.2.1 (paf 379:): static void _selectX(Request& r, MethodParams& params,
1.54.2.9 paf 380: void (*handler)(Request& r,
1.54.2.10.2.1 (paf 381:: const String& expression,
1.26 paf 382: xmlXPathObject_auto_ptr res,
1.54.2.10.2.5 (paf 383:: Value*& result)) {
1.54.2.9 paf 384: VXnode& vnode=GET_SELF(r, VXnode);
1.1 parser 385:
386: // expression
1.54.2.10.2.1 (paf 387:): const String& expression=params.as_string(0, "expression must be string");
1.1 parser 388:
1.25 paf 389: GdomeException exc;
1.54.2.10.2.9 (paf 390:: GdomeNode* dome_node=vnode.get_node();
1.25 paf 391: GdomeDocument *dome_document=gdome_n_ownerDocument(dome_node, &exc);
1.32 paf 392: if(!dome_document) // document does not own itself, so ownerDocument = 0
393: dome_document=GDOME_DOC(dome_node); // and we need downcast
1.33 paf 394: xmlDoc *xml_document=gdome_xml_doc_get_xmlDoc(dome_document);
1.54.2.10.2.1 (paf 395:): xmlXPathContext_auto_ptr ctxt(xmlXPathNewContext(xml_document));
1.32 paf 396: ctxt->node=gdome_xml_n_get_xmlNode(dome_node);
1.25 paf 397: /*error to stderr for now*/
398: xmlXPathObject_auto_ptr res(
1.54.2.9 paf 399: xmlXPathEvalExpression(BAD_CAST r.transcode(expression)->str, ctxt.get()));
1.28 paf 400:
401: if(xmlHaveGenericErrors()) {
402: GdomeException exc=0;
1.54.2.10.2.9 (paf 403:: throw Exception(&expression, exc);
1.28 paf 404: }
1.25 paf 405:
1.54.2.10.2.1 (paf 406:): Value* result=0;
1.25 paf 407: if(res.get())
1.54.2.9 paf 408: handler(r, expression, res, result);
1.44 paf 409: if(result)
1.54.2.10.2.9 (paf 410:: r.write_no_lang(*result);
1.26 paf 411: }
1.25 paf 412:
1.54.2.9 paf 413: static void selectNodesHandler(Request& r,
1.54.2.10.2.9 (paf 414:: const String& expression,
415:: xmlXPathObject_auto_ptr res,
416:: Value*& result) {
417:: VHash& vhash=*new VHash; result=&vhash;
1.26 paf 418: switch(res->type) {
419: case XPATH_UNDEFINED:
420: break;
421: case XPATH_NODESET:
1.40 paf 422: if(res->nodesetval)
423: if(int size=res->nodesetval->nodeNr) {
1.54.2.10.2.9 (paf 424:: HashStringValue& hash=vhash.hash();
425:: for(int i=0; i<size; i++)
426:: hash.put(
1.54.2.10.2.1 (paf 427:): StringBody::Format(i),
1.54.2.10.2.9 (paf 428:: new VXnode(
429:: &r.charsets,
430:: gdome_xml_n_mkref(res->nodesetval->nodeTab[i])));
1.1 parser 431: }
1.26 paf 432: break;
433: default:
1.54.2.10.2.3 (paf 434:: throw Exception(0,
1.54.2.10.2.9 (paf 435:: &expression,
1.26 paf 436: "wrong xmlXPathEvalExpression result type (%d)", res->type);
437: break; // never
438: }
439: }
440:
1.54.2.9 paf 441: static void selectNodeHandler(Request& r,
1.54.2.10.2.9 (paf 442:: const String& expression,
443:: xmlXPathObject_auto_ptr res,
444:: Value*& result) {
1.26 paf 445: switch(res->type) {
446: case XPATH_UNDEFINED:
447: break;
448: case XPATH_NODESET:
1.40 paf 449: if(res->nodesetval && res->nodesetval->nodeNr) { // empty result strangly has NODESET res->type
1.26 paf 450: if(res->nodesetval->nodeNr>1)
1.41 paf 451: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 452:: &expression,
1.54.2.9 paf 453: "resulted not in a single node (%d)", res->nodesetval->nodeNr);
1.26 paf 454:
1.54.2.10.2.9 (paf 455:: result=new VXnode(
456:: &r.charsets,
457:: gdome_xml_n_mkref(res->nodesetval->nodeTab[0]));
1.25 paf 458: }
1.26 paf 459: break;
460: case XPATH_BOOLEAN:
1.54.2.10.2.9 (paf 461:: result=new VBool(res->boolval!=0);
1.26 paf 462: break;
463: case XPATH_NUMBER:
1.54.2.10.2.9 (paf 464:: result=new VDouble(res->floatval);
1.26 paf 465: break;
466: case XPATH_STRING:
1.54.2.10.2.9 (paf 467:: result=new VString(
468:: r.transcode(GdomeDOMString_auto_ptr(
469:: gdome_str_mkref_dup((const gchar *)res->stringval)).get()));
1.26 paf 470: break;
471: default:
1.41 paf 472: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 473:: &expression,
1.26 paf 474: "wrong xmlXPathEvalExpression result type (%d)", res->type);
1.54.2.10.2.9 (paf 475:: // result=0;
1.26 paf 476: break; // never
477: }
478: }
479:
1.54.2.9 paf 480: static void selectBoolHandler(Request& r,
1.54.2.10.2.9 (paf 481:: const String& expression,
482:: xmlXPathObject_auto_ptr res,
483:: Value*& result) {
1.26 paf 484: switch(res->type) {
485: case XPATH_BOOLEAN:
1.54.2.10.2.9 (paf 486:: result=new VBool(res->boolval!=0);
1.26 paf 487: break;
488: case XPATH_NODESET:
1.40 paf 489: if(!(res->nodesetval && res->nodesetval->nodeNr))
1.26 paf 490: break;
491: // else[nodeset] fall down to default
492: default:
1.41 paf 493: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 494:: &expression,
1.26 paf 495: "wrong xmlXPathEvalExpression result type (%d)", res->type);
496: break; // never
497: }
498: }
1.1 parser 499:
1.54.2.9 paf 500: static void selectNumberHandler(Request& r,
1.54.2.10.2.1 (paf 501:: const String& expression,
1.26 paf 502: xmlXPathObject_auto_ptr res,
1.54.2.10.2.5 (paf 503:: Value*& result) {
1.26 paf 504: switch(res->type) {
505: case XPATH_NUMBER:
1.54.2.10.2.9 (paf 506:: result=new VDouble(res->floatval);
1.26 paf 507: break;
508: case XPATH_NODESET:
1.40 paf 509: if(!(res->nodesetval && res->nodesetval->nodeNr))
1.26 paf 510: break;
511: // else[nodeset] fall down to default
512: default:
1.41 paf 513: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 514:: &expression,
1.26 paf 515: "wrong xmlXPathEvalExpression result type (%d)", res->type);
516: break; // never
517: }
518: }
519:
1.54.2.9 paf 520: static void selectStringHandler(Request& r,
1.54.2.10.2.1 (paf 521:: const String& expression,
1.26 paf 522: xmlXPathObject_auto_ptr res,
1.54.2.10.2.5 (paf 523:: Value*& result) {
1.26 paf 524: switch(res->type) {
525: case XPATH_UNDEFINED:
526: break;
527: case XPATH_STRING:
1.54.2.10.2.9 (paf 528:: result=new VString(
529:: r.transcode(GdomeDOMString_auto_ptr(
530:: gdome_str_mkref_dup((const gchar *)res->stringval)).get()));
1.26 paf 531: break;
532: case XPATH_NODESET:
1.40 paf 533: if(!(res->nodesetval && res->nodesetval->nodeNr))
1.26 paf 534: break;
535: // else[nodeset] fall down to default
536: default:
1.41 paf 537: throw Exception("parser.runtime",
1.54.2.10.2.9 (paf 538:: &expression,
1.26 paf 539: "wrong xmlXPathEvalExpression result type (%d)", res->type);
540: break; // never
1.1 parser 541: }
542: }
1.25 paf 543:
1.54.2.10.2.1 (paf 544:): static void _select(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 545:: _selectX(r, params,
1.26 paf 546: selectNodesHandler);
547: }
548:
1.54.2.10.2.1 (paf 549:): static void _selectSingle(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 550:: _selectX(r, params,
1.26 paf 551: selectNodeHandler);
552: }
1.1 parser 553:
1.54.2.10.2.1 (paf 554:): static void _selectBool(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 555:: _selectX(r, params,
1.26 paf 556: selectBoolHandler);
557: }
1.20 paf 558:
1.54.2.10.2.1 (paf 559:): static void _selectNumber(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 560:: _selectX(r, params,
1.26 paf 561: selectNumberHandler);
562: }
1.24 paf 563:
1.54.2.10.2.1 (paf 564:): static void _selectString(Request& r, MethodParams& params) {
1.54.2.10.2.9 (paf 565:: _selectX(r, params,
1.26 paf 566: selectStringHandler);
1.1 parser 567: }
1.20 paf 568:
1.1 parser 569: // constructor
570:
1.54.2.9 paf 571: MXnode::MXnode(const char* aname, VStateless_class *abase):
572: Methoded(aname?aname:"xnode", abase)
1.44 paf 573: {
1.6 parser 574: /// DOM1 node
575:
576: // Node insertBefore(in Node newChild,in Node refChild) raises(DOMException);
577: add_native_method("insertBefore", Method::CT_DYNAMIC, _insertBefore, 2, 2);
578: // Node replaceChild(in Node newChild,in Node oldChild) raises(DOMException);
579: add_native_method("replaceChild", Method::CT_DYNAMIC, _replaceChild, 2, 2);
580: // Node removeChild(in Node oldChild) raises(DOMException);
581: add_native_method("removeChild", Method::CT_DYNAMIC, _removeChild, 1, 1);
582: // Node appendChild(in Node newChild) raises(DOMException);
583: add_native_method("appendChild", Method::CT_DYNAMIC, _appendChild, 1, 1);
584: // boolean hasChildNodes();
585: add_native_method("hasChildNodes", Method::CT_DYNAMIC, _hasChildNodes, 0, 0);
586: // Node cloneNode(in boolean deep);
587: add_native_method("cloneNode", Method::CT_DYNAMIC, _cloneNode, 1, 1);
588:
589: /// DOM1 element
590:
591: // DOMString getAttribute(in DOMString name);
592: add_native_method("getAttribute", Method::CT_DYNAMIC, _getAttribute, 1, 1);
593: // void setAttribute(in DOMString name, in DOMString value) raises(DOMException);
594: add_native_method("setAttribute", Method::CT_DYNAMIC, _setAttribute, 2, 2);
595: // void removeAttribute(in DOMString name) raises(DOMException);
596: add_native_method("removeAttribute", Method::CT_DYNAMIC, _removeAttribute, 1, 1);
597: // Attr getAttributeNode(in DOMString name);
598: add_native_method("getAttributeNode", Method::CT_DYNAMIC, _getAttributeNode, 1, 1);
599: // Attr setAttributeNode(in Attr newAttr) raises(DOMException);
600: add_native_method("setAttributeNode", Method::CT_DYNAMIC, _setAttributeNode, 1, 1);
601: // Attr removeAttributeNode(in Attr oldAttr) raises(DOMException);
602: add_native_method("removeAttributeNode", Method::CT_DYNAMIC, _removeAttributeNode, 1, 1);
603: // NodeList getElementsByTagName(in DOMString name);
604: add_native_method("getElementsByTagName", Method::CT_DYNAMIC, _getElementsByTagName, 1, 1);
1.39 paf 605: // NodeList getElementsByTagNameNS(in DOMString namespaceURI, in DOMString localName);
606: add_native_method("getElementsByTagNameNS", Method::CT_DYNAMIC, _getElementsByTagNameNS, 2, 2);
1.6 parser 607: // void normalize();
608: add_native_method("normalize", Method::CT_DYNAMIC, _normalize, 0, 0);
609:
610: /// parser
1.1 parser 611: // ^node.select[/some/xpath/query] = hash $.#[dnode]
1.25 paf 612: add_native_method("select", Method::CT_DYNAMIC, _select, 1, 1);
1.1 parser 613:
1.26 paf 614: // ^node.selectSingle[/some/xpath/query] = first node [if any]
1.9 parser 615: add_native_method("selectSingle", Method::CT_DYNAMIC, _selectSingle, 1, 1);
1.26 paf 616: // ^node.selectBool[/some/xpath/query] = bool value [if any]
617: add_native_method("selectBool", Method::CT_DYNAMIC, _selectBool, 1, 1);
618: // ^node.selectNumber[/some/xpath/query] = double value [if any]
619: add_native_method("selectNumber", Method::CT_DYNAMIC, _selectNumber, 1, 1);
620: // ^node.selectString[/some/xpath/query] = strinv value [if any]
621: add_native_method("selectString", Method::CT_DYNAMIC, _selectString, 1, 1);
1.20 paf 622:
1.2 parser 623: // consts
624:
1.19 paf 625: #define CONST(name) \
1.54.2.10.2.9 (paf 626:: consts.put(StringBody(#name), new VInt(GDOME_##name))
1.2 parser 627:
1.19 paf 628: CONST(ELEMENT_NODE);
1.54.2.10.2.9 (paf 629:: CONST(ATTRIBUTE_NODE);
630:: CONST(TEXT_NODE);
631:: CONST(CDATA_SECTION_NODE);
632:: CONST(ENTITY_REFERENCE_NODE);
633:: CONST(ENTITY_NODE);
634:: CONST(PROCESSING_INSTRUCTION_NODE);
635:: CONST(COMMENT_NODE);
636:: CONST(DOCUMENT_NODE);
637:: CONST(DOCUMENT_TYPE_NODE);
638:: CONST(DOCUMENT_FRAGMENT_NODE);
639:: CONST(NOTATION_NODE);
1.1 parser 640: }
1.3 parser 641:
1.54.2.5 paf 642: #else
1.1 parser 643:
1.54.2.5 paf 644: // global variable
1.1 parser 645:
1.54.2.8 paf 646: DECLARE_CLASS_VAR(xnode, 0, 0); // fictive
1.1 parser 647:
648: #endif
E-mail:
![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to xnode.C CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [parser3project] / parser3 / src / classes