1 /** 2 * Copyright (C) 2001-2002 Thomas Broyer, Charlie Bozeman and Daniel Veillard. 3 * Copyright (C) 2007 Alexey Proskuryakov <ap (at) webkit.org> 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a copy 6 * of this software and associated documentation files (the "Software"), to deal 7 * in the Software without restriction, including without limitation the rights 8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 * copies of the Software, and to permit persons to whom the Software is fur- 10 * nished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FIT- 17 * NESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 * AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CON- 20 * NECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Except as contained in this notice, the name of the authors shall not 23 * be used in advertising or otherwise to promote the sale, use or other deal- 24 * ings in this Software without prior written authorization from him. 25 */ 26 27 #include "config.h" 28 29 #if ENABLE(XSLT) 30 #include "XSLTExtensions.h" 31 32 #include <libxml/xpathInternals.h> 33 34 #include <libxslt/xsltutils.h> 35 #include <libxslt/extensions.h> 36 #include <libxslt/extra.h> 37 38 #if PLATFORM(MAC) 39 #include "SoftLinking.h" 40 #endif 41 42 #if PLATFORM(MAC) 43 SOFT_LINK_LIBRARY(libxslt) 44 SOFT_LINK(libxslt, xsltRegisterExtFunction, int, (xsltTransformContextPtr ctxt, const xmlChar *name, const xmlChar *URI, xmlXPathFunction function), (ctxt, name, URI, function)) 45 SOFT_LINK(libxslt, xsltFunctionNodeSet, void, (xmlXPathParserContextPtr ctxt, int nargs), (ctxt, nargs)) 46 #endif 47 48 namespace WebCore { 49 50 // FIXME: This code is taken from libexslt 1.1.11; should sync with newer versions. 51 static void exsltNodeSetFunction(xmlXPathParserContextPtr ctxt, int nargs) 52 { 53 xmlChar *strval; 54 xmlNodePtr retNode; 55 xmlXPathObjectPtr ret; 56 57 if (nargs != 1) { 58 xmlXPathSetArityError(ctxt); 59 return; 60 } 61 62 if (xmlXPathStackIsNodeSet(ctxt)) { 63 xsltFunctionNodeSet(ctxt, nargs); 64 return; 65 } 66 67 strval = xmlXPathPopString(ctxt); 68 retNode = xmlNewDocText(NULL, strval); 69 ret = xmlXPathNewValueTree(retNode); 70 71 // FIXME: It might be helpful to push any errors from xmlXPathNewValueTree 72 // up to the Javascript Console. 73 if (ret != NULL) 74 ret->type = XPATH_NODESET; 75 76 if (strval != NULL) 77 xmlFree(strval); 78 79 valuePush(ctxt, ret); 80 } 81 82 void registerXSLTExtensions(xsltTransformContextPtr ctxt) 83 { 84 xsltRegisterExtFunction(ctxt, (const xmlChar*)"node-set", (const xmlChar*)"http://exslt.org/common", exsltNodeSetFunction); 85 } 86 87 } 88 89 #endif 90