mirror of
https://code.videolan.org/videolan/vlc
synced 2024-10-03 01:31:53 +02:00
modules/misc/meta_engine: Remove luameta now that it is merged in the lua module.
This commit is contained in:
parent
8164218cae
commit
318ef763c0
@ -1,5 +1,4 @@
|
||||
SOURCES_folder = folder.c
|
||||
SOURCES_id3tag = id3tag.c id3genres.h $(NULL)
|
||||
SOURCES_luameta = luameta.c
|
||||
SOURCES_musicbrainz = musicbrainz.c
|
||||
SOURCES_taglib = taglib.cpp
|
||||
|
@ -1,666 +0,0 @@
|
||||
/*****************************************************************************
|
||||
* luameta.c: Get meta/artwork using lua scripts
|
||||
*****************************************************************************
|
||||
* Copyright (C) 2006 the VideoLAN team
|
||||
* $Id$
|
||||
*
|
||||
* Authors: Antoine Cellerier <dionoea at videolan tod org>
|
||||
* Pierre d'Herbemont <pdherbemont # videolan.org>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
|
||||
*****************************************************************************/
|
||||
|
||||
/*****************************************************************************
|
||||
* Preamble
|
||||
*****************************************************************************/
|
||||
#ifndef _GNU_SOURCE
|
||||
# define _GNU_SOURCE
|
||||
#endif
|
||||
|
||||
#include <vlc/vlc.h>
|
||||
#include <vlc_input.h>
|
||||
#include <vlc_playlist.h>
|
||||
#include <vlc_meta.h>
|
||||
#include <vlc_url.h>
|
||||
#include <vlc_strings.h>
|
||||
#include <vlc_stream.h>
|
||||
#include <vlc_charset.h>
|
||||
|
||||
#ifdef HAVE_SYS_STAT_H
|
||||
# include <sys/stat.h>
|
||||
#endif
|
||||
|
||||
#include <lua.h> /* Low level lua C API */
|
||||
#include <lauxlib.h> /* Higher level C API */
|
||||
#include <lualib.h> /* Lua libs */
|
||||
|
||||
/*****************************************************************************
|
||||
* Local prototypes
|
||||
*****************************************************************************/
|
||||
static int FindArt( vlc_object_t * );
|
||||
static int FindMeta( vlc_object_t *p_this );
|
||||
|
||||
/*****************************************************************************
|
||||
* Module descriptor
|
||||
*****************************************************************************/
|
||||
|
||||
vlc_module_begin();
|
||||
set_shortname( N_( "Lua Meta" ) );
|
||||
set_description( _("Fetch Artwork using lua scripts") );
|
||||
set_capability( "meta fetcher", 10 );
|
||||
set_callbacks( FindMeta, NULL );
|
||||
add_submodule();
|
||||
set_capability( "art finder", 10 );
|
||||
set_callbacks( FindArt, NULL );
|
||||
vlc_module_end();
|
||||
|
||||
/*****************************************************************************
|
||||
* Lua function bridge
|
||||
*****************************************************************************/
|
||||
static vlc_object_t * vlclua_get_this( lua_State *p_state )
|
||||
{
|
||||
vlc_object_t * p_this;
|
||||
lua_getglobal( p_state, "vlc" );
|
||||
lua_getfield( p_state, lua_gettop( p_state ), "private" );
|
||||
p_this = (vlc_object_t*)lua_topointer( p_state, lua_gettop( p_state ) );
|
||||
lua_pop( p_state, 2 );
|
||||
return p_this;
|
||||
}
|
||||
|
||||
static int vlclua_stream_new( lua_State *p_state )
|
||||
{
|
||||
vlc_object_t * p_this = vlclua_get_this( p_state );
|
||||
int i = lua_gettop( p_state );
|
||||
stream_t * p_stream;
|
||||
const char * psz_url;
|
||||
if( !i ) return 0;
|
||||
psz_url = lua_tostring( p_state, 1 );
|
||||
lua_pop( p_state, i );
|
||||
p_stream = stream_UrlNew( p_this, psz_url );
|
||||
lua_pushlightuserdata( p_state, p_stream );
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int vlclua_stream_read( lua_State *p_state )
|
||||
{
|
||||
int i = lua_gettop( p_state );
|
||||
stream_t * p_stream;
|
||||
int n;
|
||||
byte_t *p_read;
|
||||
int i_read;
|
||||
if( !i ) return 0;
|
||||
p_stream = (stream_t *)lua_topointer( p_state, 1 );
|
||||
n = lua_tonumber( p_state, 2 );
|
||||
lua_pop( p_state, i );
|
||||
p_read = malloc( n );
|
||||
if( !p_read ) return 0;
|
||||
i_read = stream_Read( p_stream, p_read, n );
|
||||
lua_pushlstring( p_state, (const char *)p_read, i_read );
|
||||
free( p_read );
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int vlclua_stream_readline( lua_State *p_state )
|
||||
{
|
||||
int i = lua_gettop( p_state );
|
||||
stream_t * p_stream;
|
||||
if( !i ) return 0;
|
||||
p_stream = (stream_t *)lua_topointer( p_state, 1 );
|
||||
lua_pop( p_state, i );
|
||||
char *psz_line = stream_ReadLine( p_stream );
|
||||
if( psz_line )
|
||||
{
|
||||
lua_pushstring( p_state, psz_line );
|
||||
free( psz_line );
|
||||
}
|
||||
else
|
||||
{
|
||||
lua_pushnil( p_state );
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int vlclua_stream_delete( lua_State *p_state )
|
||||
{
|
||||
int i = lua_gettop( p_state );
|
||||
stream_t * p_stream;
|
||||
if( !i ) return 0;
|
||||
p_stream = (stream_t *)lua_topointer( p_state, 1 );
|
||||
lua_pop( p_state, i );
|
||||
stream_Delete( p_stream );
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int vlclua_decode_uri( lua_State *p_state )
|
||||
{
|
||||
int i = lua_gettop( p_state );
|
||||
if( !i ) return 0;
|
||||
const char *psz_cstring = lua_tostring( p_state, 1 );
|
||||
if( !psz_cstring ) return 0;
|
||||
char *psz_string = strdup( psz_cstring );
|
||||
lua_pop( p_state, i );
|
||||
decode_URI( psz_string );
|
||||
lua_pushstring( p_state, psz_string );
|
||||
free( psz_string );
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int vlclua_resolve_xml_special_chars( lua_State *p_state )
|
||||
{
|
||||
int i = lua_gettop( p_state );
|
||||
if( !i ) return 0;
|
||||
const char *psz_cstring = lua_tostring( p_state, 1 );
|
||||
if( !psz_cstring ) return 0;
|
||||
char *psz_string = strdup( psz_cstring );
|
||||
lua_pop( p_state, i );
|
||||
resolve_xml_special_chars( psz_string );
|
||||
lua_pushstring( p_state, psz_string );
|
||||
free( psz_string );
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int vlclua_msg_dbg( lua_State *p_state )
|
||||
{
|
||||
vlc_object_t *p_this = vlclua_get_this( p_state );
|
||||
int i = lua_gettop( p_state );
|
||||
if( !i ) return 0;
|
||||
const char *psz_cstring = lua_tostring( p_state, 1 );
|
||||
if( !psz_cstring ) return 0;
|
||||
msg_Dbg( p_this, "%s", psz_cstring );
|
||||
return 0;
|
||||
}
|
||||
static int vlclua_msg_warn( lua_State *p_state )
|
||||
{
|
||||
vlc_object_t *p_this = vlclua_get_this( p_state );
|
||||
int i = lua_gettop( p_state );
|
||||
if( !i ) return 0;
|
||||
const char *psz_cstring = lua_tostring( p_state, 1 );
|
||||
if( !psz_cstring ) return 0;
|
||||
msg_Warn( p_this, "%s", psz_cstring );
|
||||
return 0;
|
||||
}
|
||||
static int vlclua_msg_err( lua_State *p_state )
|
||||
{
|
||||
vlc_object_t *p_this = vlclua_get_this( p_state );
|
||||
int i = lua_gettop( p_state );
|
||||
if( !i ) return 0;
|
||||
const char *psz_cstring = lua_tostring( p_state, 1 );
|
||||
if( !psz_cstring ) return 0;
|
||||
msg_Err( p_this, "%s", psz_cstring );
|
||||
return 0;
|
||||
}
|
||||
static int vlclua_msg_info( lua_State *p_state )
|
||||
{
|
||||
vlc_object_t *p_this = vlclua_get_this( p_state );
|
||||
int i = lua_gettop( p_state );
|
||||
if( !i ) return 0;
|
||||
const char *psz_cstring = lua_tostring( p_state, 1 );
|
||||
if( !psz_cstring ) return 0;
|
||||
msg_Info( p_this, "%s", psz_cstring );
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Functions to register */
|
||||
static luaL_Reg p_reg[] =
|
||||
{
|
||||
{ "stream_new", vlclua_stream_new },
|
||||
{ "stream_read", vlclua_stream_read },
|
||||
{ "stream_readline", vlclua_stream_readline },
|
||||
{ "stream_delete", vlclua_stream_delete },
|
||||
{ "decode_uri", vlclua_decode_uri },
|
||||
{ "resolve_xml_special_chars", vlclua_resolve_xml_special_chars },
|
||||
{ "msg_dbg", vlclua_msg_dbg },
|
||||
{ "msg_warn", vlclua_msg_warn },
|
||||
{ "msg_err", vlclua_msg_err },
|
||||
{ "msg_info", vlclua_msg_info },
|
||||
{ NULL, NULL }
|
||||
};
|
||||
/*****************************************************************************
|
||||
*
|
||||
*****************************************************************************/
|
||||
static int file_select( const char *file )
|
||||
{
|
||||
int i = strlen( file );
|
||||
return i > 4 && !strcmp( file+i-4, ".lua" );
|
||||
}
|
||||
|
||||
static int file_compare( const char **a, const char **b )
|
||||
{
|
||||
return strcmp( *a, *b );
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Init lua
|
||||
*****************************************************************************/
|
||||
static lua_State * vlclua_meta_init( vlc_object_t *p_this, input_item_t * p_item )
|
||||
{
|
||||
lua_State * p_state = luaL_newstate();
|
||||
if( !p_state )
|
||||
{
|
||||
msg_Err( p_this, "Could not create new Lua State" );
|
||||
return NULL;
|
||||
}
|
||||
char *psz_meta;
|
||||
|
||||
/* Load Lua libraries */
|
||||
luaL_openlibs( p_state ); /* XXX: Don't open all the libs? */
|
||||
|
||||
luaL_register( p_state, "vlc", p_reg );
|
||||
|
||||
lua_pushlightuserdata( p_state, p_this );
|
||||
lua_setfield( p_state, lua_gettop( p_state ) - 1, "private" );
|
||||
|
||||
psz_meta = input_item_GetName( p_item );
|
||||
lua_pushstring( p_state, psz_meta );
|
||||
lua_setfield( p_state, lua_gettop( p_state ) - 1, "name" );
|
||||
free( psz_meta );
|
||||
|
||||
psz_meta = input_item_GetArtist( p_item );
|
||||
lua_pushstring( p_state, psz_meta );
|
||||
lua_setfield( p_state, lua_gettop( p_state ) - 1, "artist" );
|
||||
free( psz_meta );
|
||||
|
||||
psz_meta = input_item_GetTitle( p_item ) ;
|
||||
lua_pushstring( p_state, psz_meta );
|
||||
lua_setfield( p_state, lua_gettop( p_state ) - 1, "title" );
|
||||
free( psz_meta );
|
||||
|
||||
psz_meta = input_item_GetAlbum( p_item );
|
||||
lua_pushstring( p_state, psz_meta );
|
||||
lua_setfield( p_state, lua_gettop( p_state ) - 1, "album" );
|
||||
free( psz_meta );
|
||||
|
||||
psz_meta = input_item_GetArtURL( p_item );
|
||||
lua_pushstring( p_state, psz_meta );
|
||||
lua_setfield( p_state, lua_gettop( p_state ) - 1, "arturl" );
|
||||
free( psz_meta );
|
||||
/* XXX: all should be passed ( could use macro ) */
|
||||
|
||||
return p_state;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Will execute func on all scripts in luadirname, and stop if func returns
|
||||
* success.
|
||||
*****************************************************************************/
|
||||
static int vlclua_scripts_batch_execute( vlc_object_t *p_this,
|
||||
const char * luadirname,
|
||||
int (*func)(vlc_object_t *, const char *, lua_State *, void *),
|
||||
lua_State * p_state,
|
||||
void * user_data)
|
||||
{
|
||||
int i_ret = VLC_EGENERIC;
|
||||
|
||||
DIR *dir = NULL;
|
||||
char **ppsz_filelist = NULL;
|
||||
char **ppsz_fileend = NULL;
|
||||
char **ppsz_file;
|
||||
|
||||
char *ppsz_dir_list[] = { NULL, NULL, NULL, NULL };
|
||||
char **ppsz_dir;
|
||||
|
||||
if( asprintf( &ppsz_dir_list[0], "%s" DIR_SEP CONFIG_DIR DIR_SEP "%s", p_this->p_libvlc->psz_homedir,
|
||||
luadirname ) < 0 )
|
||||
return VLC_ENOMEM;
|
||||
|
||||
# if defined(__APPLE__) || defined(SYS_BEOS) || defined(WIN32)
|
||||
{
|
||||
const char *psz_vlcpath = config_GetDataDir();
|
||||
if( asprintf( &ppsz_dir_list[1], "%s" DIR_SEP "%s", psz_vlcpath, luadirname ) < 0 )
|
||||
return VLC_ENOMEM;
|
||||
|
||||
if( asprintf( &ppsz_dir_list[2], "%s" DIR_SEP "share" DIR_SEP "%s", psz_vlcpath, luadirname ) < 0 )
|
||||
return VLC_ENOMEM;
|
||||
}
|
||||
# else
|
||||
{
|
||||
# ifdef HAVE_SYS_STAT_H
|
||||
struct stat stat_info;
|
||||
if( ( utf8_stat( "share/luaplaylist", &stat_info ) == -1 )
|
||||
|| !S_ISDIR( stat_info.st_mode ) )
|
||||
{
|
||||
if( asprintf( &ppsz_dir_list[1],
|
||||
DATA_PATH DIR_SEP "%s", luadirname ) < 0 )
|
||||
return VLC_ENOMEM;
|
||||
}
|
||||
else
|
||||
# endif
|
||||
{
|
||||
if( asprintf( &ppsz_dir_list[1],
|
||||
"share" DIR_SEP "%s", luadirname ) < 0 )
|
||||
return VLC_ENOMEM;
|
||||
}
|
||||
}
|
||||
# endif
|
||||
|
||||
for( ppsz_dir = ppsz_dir_list; *ppsz_dir; ppsz_dir++ )
|
||||
{
|
||||
int i_files;
|
||||
|
||||
if( ppsz_filelist )
|
||||
{
|
||||
for( ppsz_file = ppsz_filelist; ppsz_file < ppsz_fileend;
|
||||
ppsz_file++ )
|
||||
free( *ppsz_file );
|
||||
free( ppsz_filelist );
|
||||
ppsz_filelist = NULL;
|
||||
}
|
||||
|
||||
if( dir )
|
||||
{
|
||||
closedir( dir );
|
||||
}
|
||||
|
||||
msg_Dbg( p_this, "Trying Lua scripts in %s", *ppsz_dir );
|
||||
dir = utf8_opendir( *ppsz_dir );
|
||||
|
||||
if( !dir ) continue;
|
||||
i_files = utf8_loaddir( dir, &ppsz_filelist, file_select, file_compare );
|
||||
if( i_files < 1 ) continue;
|
||||
ppsz_fileend = ppsz_filelist + i_files;
|
||||
|
||||
for( ppsz_file = ppsz_filelist; ppsz_file < ppsz_fileend; ppsz_file++ )
|
||||
{
|
||||
char *psz_filename;
|
||||
asprintf( &psz_filename, "%s" DIR_SEP "%s", *ppsz_dir, *ppsz_file );
|
||||
msg_Dbg( p_this, "Trying Lua playlist script %s", psz_filename );
|
||||
|
||||
i_ret = func( p_this, psz_filename, p_state, user_data );
|
||||
|
||||
free( psz_filename );
|
||||
|
||||
if( i_ret == VLC_SUCCESS ) break;
|
||||
}
|
||||
if( i_ret == VLC_SUCCESS ) break;
|
||||
}
|
||||
|
||||
if( ppsz_filelist )
|
||||
{
|
||||
for( ppsz_file = ppsz_filelist; ppsz_file < ppsz_fileend;
|
||||
ppsz_file++ )
|
||||
free( *ppsz_file );
|
||||
free( ppsz_filelist );
|
||||
}
|
||||
for( ppsz_dir = ppsz_dir_list; *ppsz_dir; ppsz_dir++ )
|
||||
free( *ppsz_dir );
|
||||
|
||||
if( dir ) closedir( dir );
|
||||
|
||||
return i_ret;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Meta data setters utility.
|
||||
*****************************************************************************/
|
||||
static inline void read_meta_data( vlc_object_t *p_this,
|
||||
lua_State *p_state, int o, int t,
|
||||
input_item_t *p_input )
|
||||
{
|
||||
const char *psz_value;
|
||||
#define TRY_META( a, b ) \
|
||||
lua_getfield( p_state, o, a ); \
|
||||
if( lua_isstring( p_state, t ) ) \
|
||||
{ \
|
||||
psz_value = lua_tostring( p_state, t ); \
|
||||
msg_Dbg( p_this, #b ": %s", psz_value ); \
|
||||
input_item_Set ## b ( p_input, psz_value ); \
|
||||
} \
|
||||
lua_pop( p_state, 1 ); /* pop a */
|
||||
TRY_META( "title", Title );
|
||||
TRY_META( "artist", Artist );
|
||||
TRY_META( "genre", Genre );
|
||||
TRY_META( "copyright", Copyright );
|
||||
TRY_META( "album", Album );
|
||||
TRY_META( "tracknum", TrackNum );
|
||||
TRY_META( "description", Description );
|
||||
TRY_META( "rating", Rating );
|
||||
TRY_META( "date", Date );
|
||||
TRY_META( "setting", Setting );
|
||||
TRY_META( "url", URL );
|
||||
TRY_META( "language", Language );
|
||||
TRY_META( "nowplaying", NowPlaying );
|
||||
TRY_META( "publisher", Publisher );
|
||||
TRY_META( "encodedby", EncodedBy );
|
||||
TRY_META( "arturl", ArtURL );
|
||||
TRY_META( "trackid", TrackID );
|
||||
}
|
||||
|
||||
static inline void read_custom_meta_data( vlc_object_t *p_this,
|
||||
lua_State *p_state, int o, int t,
|
||||
input_item_t *p_input )
|
||||
{
|
||||
lua_getfield( p_state, o, "meta" );
|
||||
if( lua_istable( p_state, t ) )
|
||||
{
|
||||
lua_pushnil( p_state );
|
||||
while( lua_next( p_state, t ) )
|
||||
{
|
||||
if( !lua_isstring( p_state, t+1 ) )
|
||||
{
|
||||
msg_Warn( p_this, "Custom meta data category name must be "
|
||||
"a string" );
|
||||
}
|
||||
else if( !lua_istable( p_state, t+2 ) )
|
||||
{
|
||||
msg_Warn( p_this, "Custom meta data category contents "
|
||||
"must be a table" );
|
||||
}
|
||||
else
|
||||
{
|
||||
const char *psz_meta_category = lua_tostring( p_state, t+1 );
|
||||
msg_Dbg( p_this, "Found custom meta data category: %s",
|
||||
psz_meta_category );
|
||||
lua_pushnil( p_state );
|
||||
while( lua_next( p_state, t+2 ) )
|
||||
{
|
||||
if( !lua_isstring( p_state, t+3 ) )
|
||||
{
|
||||
msg_Warn( p_this, "Custom meta category item name "
|
||||
"must be a string." );
|
||||
}
|
||||
else if( !lua_isstring( p_state, t+4 ) )
|
||||
{
|
||||
msg_Warn( p_this, "Custom meta category item value "
|
||||
"must be a string." );
|
||||
}
|
||||
else
|
||||
{
|
||||
const char *psz_meta_name =
|
||||
lua_tostring( p_state, t+3 );
|
||||
const char *psz_meta_value =
|
||||
lua_tostring( p_state, t+4 );
|
||||
msg_Dbg( p_this, "Custom meta %s, %s: %s",
|
||||
psz_meta_category, psz_meta_name,
|
||||
psz_meta_value );
|
||||
input_ItemAddInfo( p_input, psz_meta_category,
|
||||
psz_meta_name, psz_meta_value );
|
||||
}
|
||||
lua_pop( p_state, 1 ); /* pop item */
|
||||
}
|
||||
}
|
||||
lua_pop( p_state, 1 ); /* pop category */
|
||||
}
|
||||
}
|
||||
lua_pop( p_state, 1 ); /* pop "meta" */
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Called through lua_scripts_batch_execute to call 'fetch_art' on the script
|
||||
* pointed by psz_filename.
|
||||
*****************************************************************************/
|
||||
static int fetch_art( vlc_object_t *p_this, const char * psz_filename,
|
||||
lua_State * p_state, void * user_data )
|
||||
{
|
||||
int i_ret = VLC_EGENERIC;
|
||||
input_item_t * p_input = user_data;
|
||||
int s;
|
||||
|
||||
/* Ugly hack to delete previous versions of the fetchart()
|
||||
* functions. */
|
||||
lua_pushnil( p_state );
|
||||
lua_setglobal( p_state, "fetch_art" );
|
||||
|
||||
/* Load and run the script(s) */
|
||||
if( luaL_dofile( p_state, psz_filename ) )
|
||||
{
|
||||
msg_Warn( p_this, "Error loading script %s: %s", psz_filename,
|
||||
lua_tostring( p_state, lua_gettop( p_state ) ) );
|
||||
lua_pop( p_state, 1 );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
lua_getglobal( p_state, "fetch_art" );
|
||||
|
||||
if( !lua_isfunction( p_state, lua_gettop( p_state ) ) )
|
||||
{
|
||||
msg_Warn( p_this, "Error while runing script %s, "
|
||||
"function fetch_art() not found", psz_filename );
|
||||
lua_pop( p_state, 1 );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
if( lua_pcall( p_state, 0, 1, 0 ) )
|
||||
{
|
||||
msg_Warn( p_this, "Error while runing script %s, "
|
||||
"function fetch_art(): %s", psz_filename,
|
||||
lua_tostring( p_state, lua_gettop( p_state ) ) );
|
||||
lua_pop( p_state, 1 );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
if((s = lua_gettop( p_state )))
|
||||
{
|
||||
const char * psz_value;
|
||||
|
||||
if( lua_isstring( p_state, s ) )
|
||||
{
|
||||
psz_value = lua_tostring( p_state, s );
|
||||
if( psz_value && *psz_value != 0 )
|
||||
{
|
||||
msg_Dbg( p_this, "setting arturl: %s", psz_value );
|
||||
input_item_SetArtURL ( p_input, psz_value );
|
||||
i_ret = VLC_SUCCESS;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
msg_Err( p_this, "Lua playlist script %s: "
|
||||
"didn't return a string", psz_filename );
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
msg_Err( p_this, "Script went completely foobar" );
|
||||
}
|
||||
|
||||
return i_ret;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Called through lua_scripts_batch_execute to call 'fetch_meta' on the script
|
||||
* pointed by psz_filename.
|
||||
*****************************************************************************/
|
||||
static int fetch_meta( vlc_object_t *p_this, const char * psz_filename,
|
||||
lua_State * p_state, void * user_data )
|
||||
{
|
||||
input_item_t * p_input = user_data;
|
||||
int t;
|
||||
|
||||
/* Ugly hack to delete previous versions of the fetchmeta()
|
||||
* functions. */
|
||||
lua_pushnil( p_state );
|
||||
lua_setglobal( p_state, "fetch_meta" );
|
||||
|
||||
/* Load and run the script(s) */
|
||||
if( luaL_dofile( p_state, psz_filename ) )
|
||||
{
|
||||
msg_Warn( p_this, "Error loading script %s: %s", psz_filename,
|
||||
lua_tostring( p_state, lua_gettop( p_state ) ) );
|
||||
lua_pop( p_state, 1 );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
lua_getglobal( p_state, "fetch_meta" );
|
||||
|
||||
if( !lua_isfunction( p_state, lua_gettop( p_state ) ) )
|
||||
{
|
||||
msg_Warn( p_this, "Error while runing script %s, "
|
||||
"function fetch_meta() not found", psz_filename );
|
||||
lua_pop( p_state, 1 );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
if( lua_pcall( p_state, 0, 1, 0 ) )
|
||||
{
|
||||
msg_Warn( p_this, "Error while runing script %s, "
|
||||
"function fetch_meta(): %s", psz_filename,
|
||||
lua_tostring( p_state, lua_gettop( p_state ) ) );
|
||||
lua_pop( p_state, 1 );
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
|
||||
if((t = lua_gettop( p_state )))
|
||||
{
|
||||
if( lua_istable( p_state, t ) )
|
||||
{
|
||||
read_meta_data( p_this, p_state, t, t+1, p_input );
|
||||
read_custom_meta_data( p_this, p_state, t, t+1, p_input );
|
||||
}
|
||||
else
|
||||
{
|
||||
msg_Err( p_this, "Lua playlist script %s: "
|
||||
"didn't return a table", psz_filename );
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
msg_Err( p_this, "Script went completely foobar" );
|
||||
}
|
||||
|
||||
/* We tell the batch thing to continue, hence all script
|
||||
* will get the change to add its meta. This behaviour could
|
||||
* be changed. */
|
||||
return VLC_EGENERIC;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Module entry point for meta.
|
||||
*****************************************************************************/
|
||||
static int FindMeta( vlc_object_t *p_this )
|
||||
{
|
||||
meta_engine_t *p_me = (meta_engine_t *)p_this;
|
||||
input_item_t *p_item = p_me->p_item;
|
||||
lua_State *p_state = vlclua_meta_init( p_this, p_item );
|
||||
|
||||
int i_ret = vlclua_scripts_batch_execute( p_this, "luameta", &fetch_meta, p_state, p_item );
|
||||
lua_close( p_state );
|
||||
return i_ret;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Module entry point for art.
|
||||
*****************************************************************************/
|
||||
static int FindArt( vlc_object_t *p_this )
|
||||
{
|
||||
playlist_t *p_playlist = (playlist_t *)p_this;
|
||||
input_item_t *p_item = (input_item_t *)(p_playlist->p_private);
|
||||
lua_State *p_state = vlclua_meta_init( p_this, p_item );
|
||||
|
||||
int i_ret = vlclua_scripts_batch_execute( p_this, "luameta", &fetch_art, p_state, p_item );
|
||||
lua_close( p_state );
|
||||
return i_ret;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user