1 /*****************************************************************************
2 * xml.c: XML related functions
3 *****************************************************************************
4 * Copyright (C) 2010 Antoine Cellerier
7 * Authors: Antoine Cellerier <dionoea at videolan tod org>
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 /*****************************************************************************
26 *****************************************************************************/
35 #include <vlc_common.h>
38 #include <lua.h> /* Low level lua C API */
39 #include <lauxlib.h> /* Higher level C API */
44 /*****************************************************************************
46 *****************************************************************************/
47 static int vlclua_xml_create_reader( lua_State * );
48 static int vlclua_xml_load_catalog( lua_State * );
49 static int vlclua_xml_add_catalog( lua_State * );
51 static const luaL_Reg vlclua_xml_reg[] = {
52 { "create_reader", vlclua_xml_create_reader },
53 { "load_catalog", vlclua_xml_load_catalog },
54 { "add_catalog", vlclua_xml_add_catalog },
58 static int vlclua_xml_delete( lua_State *L )
60 xml_t *p_xml = *(xml_t**)luaL_checkudata( L, 1, "xml" );
65 static int vlclua_xml_create( lua_State *L )
67 xml_t *p_xml = xml_Create( vlclua_get_this( L ) );
69 return luaL_error( L, "XML module creation failed." );
71 xml_t **pp_xml = lua_newuserdata( L, sizeof( xml_t * ) );
74 if( luaL_newmetatable( L, "xml" ) )
77 luaL_register( L, NULL, vlclua_xml_reg );
78 lua_setfield( L, -2, "__index" );
79 lua_pushcfunction( L, vlclua_xml_delete );
80 lua_setfield( L, -2, "__gc" );
83 lua_setmetatable( L, -2 );
87 static int vlclua_xml_load_catalog( lua_State *L )
89 xml_t *p_xml = *(xml_t**)luaL_checkudata( L, 1, "xml" );
90 const char *psz_catalog = luaL_checkstring( L, 2 );
91 xml_CatalogLoad( p_xml, psz_catalog );
95 static int vlclua_xml_add_catalog( lua_State *L )
97 xml_t *p_xml = *(xml_t**)luaL_checkudata( L, 1, "xml" );
98 const char *psz_str1 = luaL_checkstring( L, 2 );
99 const char *psz_str2 = luaL_checkstring( L, 3 );
100 const char *psz_str3 = luaL_checkstring( L, 4 );
101 xml_CatalogAdd( p_xml, psz_str1, psz_str2, psz_str3 );
105 /*****************************************************************************
107 *****************************************************************************/
108 static int vlclua_xml_reader_read( lua_State * );
109 static int vlclua_xml_reader_node_type( lua_State * );
110 static int vlclua_xml_reader_name( lua_State * );
111 static int vlclua_xml_reader_value( lua_State * );
112 static int vlclua_xml_reader_next_attr( lua_State * );
113 static int vlclua_xml_reader_use_dtd( lua_State * );
115 static const luaL_Reg vlclua_xml_reader_reg[] = {
116 { "read", vlclua_xml_reader_read },
117 { "node_type", vlclua_xml_reader_node_type },
118 { "name", vlclua_xml_reader_name },
119 { "value", vlclua_xml_reader_value },
120 { "next_attr", vlclua_xml_reader_next_attr },
121 { "use_dtd", vlclua_xml_reader_use_dtd },
125 static int vlclua_xml_reader_delete( lua_State *L )
127 xml_reader_t *p_reader = *(xml_reader_t**)luaL_checkudata( L, 1, "xml_reader" );
128 xml_ReaderDelete( p_reader->p_xml, p_reader );
132 static int vlclua_xml_create_reader( lua_State *L )
134 xml_t *p_xml = *(xml_t**)luaL_checkudata( L, 1, "xml" );
135 stream_t *p_stream = *(stream_t **)luaL_checkudata( L, 2, "stream" );
137 xml_reader_t *p_reader = xml_ReaderCreate( p_xml, p_stream );
139 return luaL_error( L, "XML reader creation failed." );
141 xml_reader_t **pp_reader = lua_newuserdata( L, sizeof( xml_reader_t * ) );
142 *pp_reader = p_reader;
144 if( luaL_newmetatable( L, "xml_reader" ) )
147 luaL_register( L, NULL, vlclua_xml_reader_reg );
148 lua_setfield( L, -2, "__index" );
149 lua_pushcfunction( L, vlclua_xml_reader_delete );
150 lua_setfield( L, -2, "__gc" );
153 lua_setmetatable( L, -2 );
157 static int vlclua_xml_reader_read( lua_State *L )
159 xml_reader_t *p_reader = *(xml_reader_t**)luaL_checkudata( L, 1, "xml_reader" );
160 lua_pushinteger( L, xml_ReaderRead( p_reader ) );
164 static int vlclua_xml_reader_node_type( lua_State *L )
166 xml_reader_t *p_reader = *(xml_reader_t**)luaL_checkudata( L, 1, "xml_reader" );
167 static const char *ppsz_type[] = { "none", "startelem", "endelem", "text" };
168 lua_pushstring( L, ppsz_type[xml_ReaderNodeType( p_reader )] );
172 static int vlclua_xml_reader_name( lua_State *L )
174 xml_reader_t *p_reader = *(xml_reader_t**)luaL_checkudata( L, 1, "xml_reader" );
175 lua_pushstring( L, xml_ReaderName( p_reader ) );
179 static int vlclua_xml_reader_value( lua_State *L )
181 xml_reader_t *p_reader = *(xml_reader_t**)luaL_checkudata( L, 1, "xml_reader" );
182 lua_pushstring( L, xml_ReaderValue( p_reader ) );
186 static int vlclua_xml_reader_next_attr( lua_State *L )
188 xml_reader_t *p_reader = *(xml_reader_t**)luaL_checkudata( L, 1, "xml_reader" );
189 lua_pushinteger( L, xml_ReaderNextAttr( p_reader ) );
193 static int vlclua_xml_reader_use_dtd( lua_State *L )
195 xml_reader_t *p_reader = *(xml_reader_t**)luaL_checkudata( L, 1, "xml_reader" );
196 bool b_value = lua_toboolean( L, 2 );
197 lua_pushinteger( L, xml_ReaderUseDTD( p_reader, b_value ) );
201 void luaopen_xml( lua_State *L )
203 lua_pushcfunction( L, vlclua_xml_create );
204 lua_setfield( L, -2, "xml" );