1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2004 the VideoLAN team
7 * Authors: Cyril Deguet <asmax@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 #include "xmlparser.hpp"
25 #include "../src/os_factory.hpp"
28 #ifdef HAVE_SYS_STAT_H
29 # include <sys/stat.h>
32 // Static variable to avoid initializing catalogs twice
33 static bool m_initialized = false;
35 XMLParser::XMLParser( intf_thread_t *pIntf, const string &rFileName,
44 m_pXML = xml_Create( pIntf );
49 msg_Err( getIntf(), "DTD not supported" );
56 char* psz_uri = make_URI( rFileName.c_str(), NULL );
57 m_pStream = stream_UrlNew( pIntf, psz_uri );
62 msg_Err( getIntf(), "failed to open %s for reading",
66 m_pReader = xml_ReaderCreate( m_pXML, m_pStream );
69 msg_Err( getIntf(), "failed to open %s for parsing",
74 xml_ReaderUseDTD( m_pReader, useDTD );
78 XMLParser::~XMLParser()
80 if( m_pReader ) xml_ReaderDelete( m_pReader );
81 if( m_pXML ) xml_Delete( m_pXML );
82 if( m_pStream ) stream_Delete( m_pStream );
86 void XMLParser::LoadCatalog()
88 // Get the resource path and look for the DTD
89 OSFactory *pOSFactory = OSFactory::instance( getIntf() );
90 const list<string> &resPath = pOSFactory->getResourcePath();
91 const string &sep = pOSFactory->getDirSeparator();
92 list<string>::const_iterator it;
94 #ifdef HAVE_SYS_STAT_H
97 // Try to load the catalog first (needed at least on win32 where
98 // we don't have a default catalog)
99 for( it = resPath.begin(); it != resPath.end(); it++ )
101 string catalog_path = (*it) + sep + "skin.catalog";
102 if( !stat( catalog_path.c_str(), &statBuf ) )
104 msg_Dbg( getIntf(), "Using catalog %s", catalog_path.c_str() );
105 xml_CatalogLoad( m_pXML, catalog_path.c_str() );
109 if( it == resPath.end() )
111 // Ok, try the default one
112 xml_CatalogLoad( m_pXML, 0 );
115 for( it = resPath.begin(); it != resPath.end(); it++ )
117 string path = (*it) + sep + "skin.dtd";
118 if( !stat( path.c_str(), &statBuf ) )
121 msg_Dbg( getIntf(), "using DTD %s", path.c_str() );
123 // Add an entry in the default catalog
124 xml_CatalogAdd( m_pXML, "public",
125 "-//VideoLAN//DTD VLC Skins V"
126 SKINS_DTD_VERSION "//EN", path.c_str() );
130 if( it == resPath.end() )
132 msg_Err( getIntf(), "cannot find the skins DTD");
137 bool XMLParser::parse()
139 if( !m_pReader ) return false;
143 int ret = xml_ReaderRead( m_pReader );
146 if( m_errors ) return false;
149 int type = xml_ReaderNodeType( m_pReader );
157 case XML_READER_STARTELEM:
159 // Read the element name
160 char *eltName = xml_ReaderName( m_pReader );
161 if( !eltName ) return false;
163 // Read the attributes
164 AttrList_t attributes;
165 while( xml_ReaderNextAttr( m_pReader ) == VLC_SUCCESS )
167 char *name = xml_ReaderName( m_pReader );
168 char *value = xml_ReaderValue( m_pReader );
169 if( !name || !value )
175 attributes[name] = value;
178 handleBeginElement( eltName, attributes );
181 map<const char*, const char*, ltstr> ::iterator it =
183 while( it != attributes.end() )
185 free( (char *)it->first );
186 free( (char *)it->second );
193 case XML_READER_ENDELEM:
195 // Read the element name
196 char *eltName = xml_ReaderName( m_pReader );
197 if( !eltName ) return false;
199 handleEndElement( eltName );
204 ret = xml_ReaderRead( m_pReader );
206 return (ret == 0 && !m_errors );