| 1 | /***************************************************************************
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| 2 | * Copyright (C) 2008 by Daniel Wendt *
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| 3 | * gentoo.murray@gmail.com *
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| 4 | * *
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| 5 | * This program is free software; you can redistribute it and/or modify *
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| 6 | * it under the terms of the GNU General Public License as published by *
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| 7 | * the Free Software Foundation; either version 2 of the License, or *
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| 8 | * (at your option) any later version. *
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| 9 | * *
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| 10 | * This program is distributed in the hope that it will be useful, *
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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| 13 | * GNU General Public License for more details. *
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| 14 | * *
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| 15 | * You should have received a copy of the GNU General Public License *
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| 16 | * along with this program; if not, write to the *
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| 17 | * Free Software Foundation, Inc., *
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| 18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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| 19 | ***************************************************************************/
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| 20 |
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| 21 | #include <cstdio>
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| 22 | #include "stdafx.h"
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| 23 | #include "XMLParser.h"
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| 24 |
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| 25 |
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| 26 | namespace xml
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| 27 | {
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| 28 |
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| 29 | //------------------------------------- global Expat Callbacks:
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| 30 |
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| 31 | static void startElement(void *userData, const char *name, const char **atts)
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| 32 | {
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| 33 | XMLParserCallback* pCallback = (XMLParserCallback*) userData;
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| 34 | if( pCallback ) pCallback->StartElement( name, atts );
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| 35 | }
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| 36 |
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| 37 | static void endElement(void *userData, const char *name)
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| 38 | {
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| 39 | XMLParserCallback* pCallback = (XMLParserCallback*) userData;
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| 40 | if( pCallback ) pCallback->EndElement( name );
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| 41 | }
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| 42 |
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| 43 |
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| 44 |
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| 45 |
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| 46 | int XMLParser::Parse( XMLParserCallback& rCallback, const char* chFileName )
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| 47 | {
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| 48 | int ret = 1; // File not found
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| 49 |
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| 50 | FILE* fp = fopen(chFileName,"rb");
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| 51 | if( fp )
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| 52 | {
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| 53 | XML_Parser parser = XML_ParserCreate(NULL);
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| 54 |
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| 55 | XML_SetUserData( parser, (void*)&rCallback );
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| 56 |
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| 57 | // register Callbacks for start- and end-element events of the parser:
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| 58 | XML_SetElementHandler(parser, startElement, endElement);
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| 59 |
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| 60 | int done;
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| 61 | do // loop over whole file content
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| 62 | {
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| 63 | char buf[BUFSIZ];
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| 64 | size_t len = fread(buf, 1, sizeof(buf), fp); // read chunk of data
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| 65 | done = len < sizeof(buf); // end of file reached if buffer not completely filled
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| 66 | if (!XML_Parse(parser, buf, (int)len, done))
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| 67 | {
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| 68 | // a parse error occured:
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| 69 | fprintf(stderr,
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| 70 | "%s at line %d\n",
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| 71 | XML_ErrorString(XML_GetErrorCode(parser)),
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| 72 | XML_GetCurrentLineNumber(parser));
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| 73 | fclose(fp);
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| 74 | ret = 2; // quit, return = 2 indicating parsing error
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| 75 | done = 1;
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| 76 | }
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| 77 | } while (!done);
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| 78 |
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| 79 | XML_ParserFree(parser);
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| 80 | fclose(fp);
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| 81 | ret = 0;
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| 82 | }
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| 83 | return ret; // return = 0 indicating success
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| 84 | }
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| 85 |
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| 86 |
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| 87 |
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| 88 | } // end namespace xml
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| 89 | //! \endcond
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