/*****************************************************************************
- * m3u.c: a meta demux to parse pls, m3u and asx playlists
+ * m3u.c: a meta demux to parse pls, m3u, asx et b4s playlists
*****************************************************************************
- * Copyright (C) 2001 VideoLAN
- * $Id: m3u.c,v 1.17 2003/03/30 11:43:38 gbazin Exp $
+ * Copyright (C) 2001-2004 VideoLAN
+ * $Id: m3u.c,v 1.26 2004/01/25 20:05:28 hartman Exp $
*
* Authors: Sigmund Augdal <sigmunau@idi.ntnu.no>
* Gildas Bazin <gbazin@netcourrier.com>
+ * Clément Stenac <zorglub@via.ecp.fr>
*
* 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
* Preamble
*****************************************************************************/
#include <stdlib.h> /* malloc(), free() */
-#include <string.h> /* strdup() */
-#include <errno.h>
#include <vlc/vlc.h>
#include <vlc/input.h>
#include <vlc_playlist.h>
-#include <sys/types.h>
-
/*****************************************************************************
* Constants and structures
*****************************************************************************/
#define TYPE_ASX 2
#define TYPE_HTML 3
#define TYPE_PLS 4
+#define TYPE_B4S 5
struct demux_sys_t
{
* Module descriptor
*****************************************************************************/
vlc_module_begin();
- set_description( _("playlist metademux") );
+ set_description( _("Playlist metademux") );
set_capability( "demux", 180 );
set_callbacks( Activate, Deactivate );
add_shortcut( "m3u" );
add_shortcut( "asx" );
add_shortcut( "html" );
add_shortcut( "pls" );
+ add_shortcut( "b4s" );
vlc_module_end();
/*****************************************************************************
{
input_thread_t *p_input = (input_thread_t *)p_this;
char *psz_ext;
- demux_sys_t *p_m3u;
- int i_type = 0;
+ int i_type = TYPE_UNKNOWN;
+ int i_type2 = TYPE_UNKNOWN;
/* Initialize access plug-in structures. */
if( p_input->i_mtu == 0 )
{
i_type = TYPE_PLS;
}
+ else if( ( psz_ext && !strcasecmp( psz_ext, ".b4s") ) ||
+ ( p_input->psz_demux && !strcmp(p_input->psz_demux, "b4s") ) )
+ {
+ i_type = TYPE_B4S;
+ }
/* we had no luck looking at the file extention, so we have a look
* at the content. This is useful for .asp, .php and similar files
- * that are actually html. Also useful for som asx files that have
- * another extention */
- if( !i_type )
+ * that are actually html. Also useful for some asx files that have
+ * another extension */
+ /* XXX we double check for file != m3u as some asx ... are just m3u file */
+ if( i_type != TYPE_M3U )
{
byte_t *p_peek;
int i_size = input_Peek( p_input, &p_peek, MAX_LINE );
while ( i_size
&& strncasecmp( p_peek, "[playlist]", sizeof("[playlist]") - 1 )
&& strncasecmp( p_peek, "<html>", sizeof("<html>") - 1 )
- && strncasecmp( p_peek, "<asx", sizeof("<asx") - 1 ) )
+ && strncasecmp( p_peek, "<asx", sizeof("<asx") - 1 )
+ && strncasecmp( p_peek, "<?xml", sizeof("<?xml") -1 ) )
{
p_peek++;
i_size--;
}
if ( !i_size )
{
- return -1;
+ ;
}
else if ( !strncasecmp( p_peek, "[playlist]", sizeof("[playlist]") -1 ) )
{
- i_type = TYPE_PLS;
+ i_type2 = TYPE_PLS;
}
else if ( !strncasecmp( p_peek, "<html>", sizeof("<html>") -1 ) )
{
- i_type = TYPE_HTML;
+ i_type2 = TYPE_HTML;
}
else if ( !strncasecmp( p_peek, "<asx", sizeof("<asx") -1 ) )
{
- i_type = TYPE_ASX;
+ i_type2 = TYPE_ASX;
+ }
+ else if ( !strncasecmp( p_peek, "<?xml", sizeof("<?xml") -1 ) )
+ {
+ i_type2 = TYPE_B4S;
}
}
}
-
- /* Allocate p_m3u */
- if( !( p_m3u = malloc( sizeof( demux_sys_t ) ) ) )
+ if ( i_type == TYPE_UNKNOWN && i_type2 == TYPE_UNKNOWN)
{
- msg_Err( p_input, "out of memory" );
- return -1;
+ return VLC_EGENERIC;
+ }
+ if ( i_type != TYPE_UNKNOWN && i_type2 == TYPE_UNKNOWN )
+ {
+ i_type = TYPE_M3U;
+ }
+ else
+ {
+ i_type = i_type2;
}
- p_input->p_demux_data = p_m3u;
- p_m3u->i_type = i_type;
+ /* Allocate p_m3u */
+ p_input->p_demux_data = malloc( sizeof( demux_sys_t ) );
+ p_input->p_demux_data->i_type = i_type;
- return 0;
+ return VLC_SUCCESS;
}
/*****************************************************************************
static void Deactivate( vlc_object_t *p_this )
{
input_thread_t *p_input = (input_thread_t *)p_this;
- demux_sys_t *p_m3u = (demux_sys_t *)p_input->p_demux_data ;
- free( p_m3u );
+ free( p_input->p_demux_data );
}
/*****************************************************************************
- * ProcessLine: read a "line" from the file and add any entries found
- * to the playlist. Return number of items added ( 0 or 1 )
- *****************************************************************************/
-static int ProcessLine ( input_thread_t *p_input , demux_sys_t *p_m3u
- , playlist_t *p_playlist , char psz_line[MAX_LINE], int i_position )
+ * XMLSpecialChars: Handle the special chars in a XML file.
+ * ***************************************************************************/
+static void XMLSpecialChars ( char *str )
+{
+ char *src = str;
+ char *dst = str;
+
+ while( *src )
+ {
+ if( *src == '&' )
+ {
+ if( !strncasecmp( src, "à", 6 ) ) *dst++ = 'à';
+ else if( !strncasecmp( src, "î", 6 ) ) *dst++ = 'î';
+ else if( !strncasecmp( src, "'", 6 ) ) *dst++ = '\'';
+ else if( !strncasecmp( src, "è", 6 ) ) *dst++ = 'è';
+ else if( !strncasecmp( src, "é", 6 ) ) *dst++ = 'é';
+ else if( !strncasecmp( src, "ê", 6 ) ) *dst++ = 'ê';
+ else
+ {
+ *dst++ = '?';
+ }
+ src += 6;
+ }
+ else
+ {
+ *dst++ = *src++;
+ }
+ }
+
+ *dst = '\0';
+}
+
+
+/*****************************************************************************
+ * ParseLine: read a "line" from the file and add any entries found
+ * to the playlist. Returns:
+ * 0 if nothing was found
+ * 1 if a URI was found (it is then copied in psz_data)
+ * 2 if a name was found ( " )
+ *
+ * XXX psz_data has the same length that psz_line so no problem if you don't
+ * expand it
+ * psz_line is \0 terminated
+ ******************************************************************************/
+static int ParseLine ( input_thread_t *p_input, char *psz_line, char *psz_data, vlc_bool_t *pb_next )
{
+ demux_sys_t *p_m3u = p_input->p_demux_data;
+
char *psz_bol, *psz_name;
+
psz_bol = psz_line;
+ *pb_next = VLC_FALSE;
+
/* Remove unnecessary tabs or spaces at the beginning of line */
while( *psz_bol == ' ' || *psz_bol == '\t' ||
*psz_bol == '\n' || *psz_bol == '\r' )
+ {
psz_bol++;
+ }
if( p_m3u->i_type == TYPE_M3U )
{
/* Check for comment line */
if( *psz_bol == '#' )
- /*line is comment or extended info, ignored for now */
- return 0;
+ {
+ while( *psz_bol &&
+ strncasecmp( psz_bol, "EXTINF:", sizeof("EXTINF:") - 1 ) )
+ psz_bol++;
+ if( !*psz_bol ) return 0;
+
+ psz_bol = strchr( psz_bol, ',' );
+ if ( !psz_bol ) return 0;
+ psz_bol++;
+ /* From now, we have a name line */
+
+ strcpy( psz_data , psz_bol );
+ return 2;
+ }
+ /* If we don't have a comment, the line is directly the URI */
}
else if ( p_m3u->i_type == TYPE_PLS )
{
while( *psz_bol &&
strncasecmp( psz_bol, "mms://",
sizeof("mms://") - 1 ) &&
+ strncasecmp( psz_bol, "mmsu://",
+ sizeof("mmsu://") - 1 ) &&
+ strncasecmp( psz_bol, "mmst://",
+ sizeof("mmst://") - 1 ) &&
strncasecmp( psz_bol, "http://",
sizeof("http://") - 1 ) &&
strncasecmp( psz_bol, "file://",
*psz_eol = '\0';
}
+ else if ( p_m3u->i_type == TYPE_B4S )
+ {
+
+ char *psz_eol;
+
+ msg_Dbg( p_input, "b4s line=%s", psz_line );
+ /* We are dealing with a B4S file from Winamp 3 */
+
+ /* First, search for name *
+ * <Name>Blabla</Name> */
+
+ if( strstr ( psz_bol, "<Name>" ) )
+ {
+ /* We have a name */
+ while ( *psz_bol &&
+ strncasecmp( psz_bol,"Name",sizeof("Name") -1 ) )
+ psz_bol++;
+
+ if( !*psz_bol ) return 0;
+
+ psz_bol = psz_bol + 5 ;
+ /* We are now at the beginning of the name */
+
+ if( !psz_bol ) return 0;
+
+
+ psz_eol = strchr(psz_bol, '<' );
+ if( !psz_eol) return 0;
+
+ *psz_eol='\0';
+
+ XMLSpecialChars( psz_bol );
+
+ strcpy( psz_data, psz_bol );
+ return 2;
+ }
+ else if( strstr( psz_bol, "</entry>" ) || strstr( psz_bol, "</Entry>" ))
+ {
+ *pb_next = VLC_TRUE;
+ return 0;
+ }
+
+ /* We are looking for <entry Playstring="blabla"> */
+
+
+ while ( *psz_bol &&
+ strncasecmp( psz_bol,"Playstring",sizeof("Playstring") -1 ) )
+ psz_bol++;
+
+ if( !*psz_bol ) return 0;
+
+ psz_bol = strchr( psz_bol, '=' );
+ if ( !psz_bol ) return 0;
+
+ psz_bol += 2;
+
+ psz_eol= strchr(psz_bol, '"');
+ if( !psz_eol ) return 0;
+
+ *psz_eol= '\0';
+
+ /* Handle the XML special characters */
+ XMLSpecialChars( psz_bol );
+ }
else
{
msg_Warn( p_input, "unknown file type" );
psz_name = strdup( psz_bol );
}
- playlist_Add( p_playlist, psz_name,
- PLAYLIST_INSERT, i_position );
+ strcpy(psz_data, psz_name ) ;
free( psz_name );
+
+ if( p_m3u->i_type != TYPE_B4S )
+ {
+ *pb_next = VLC_TRUE;
+ }
+
return 1;
}
+static void ProcessLine ( input_thread_t *p_input, playlist_t *p_playlist,
+ char *psz_line,
+ char **ppsz_uri, char **ppsz_name,
+ int *pi_position )
+{
+ char psz_data[MAX_LINE];
+ vlc_bool_t b_next;
+
+ switch( ParseLine( p_input, psz_line, psz_data, &b_next ) )
+ {
+ case 1:
+ if( *ppsz_uri )
+ {
+ free( *ppsz_uri );
+ }
+ *ppsz_uri = strdup( psz_data );
+ break;
+ case 2:
+ if( *ppsz_name )
+ {
+ free( *ppsz_name );
+ }
+ *ppsz_name = strdup( psz_data );
+ break;
+ case 0:
+ default:
+ break;
+ }
+
+ if( b_next && *ppsz_uri )
+ {
+ playlist_Add( p_playlist, *ppsz_uri,
+ *ppsz_name ? *ppsz_name : *ppsz_uri,
+ PLAYLIST_INSERT, *pi_position );
+ (*pi_position)++;
+ if( *ppsz_name )
+ {
+ free( *ppsz_name );
+ }
+ free( *ppsz_uri );
+ *ppsz_name = NULL;
+ *ppsz_uri = NULL;
+ }
+}
+
/*****************************************************************************
* Demux: reads and demuxes data packets
*****************************************************************************
*****************************************************************************/
static int Demux ( input_thread_t *p_input )
{
+ demux_sys_t *p_m3u = p_input->p_demux_data;
+
data_packet_t *p_data;
- char *p_buf, psz_line[MAX_LINE], eol_tok;
+ char psz_line[MAX_LINE];
+ char *p_buf, eol_tok;
int i_size, i_bufpos, i_linepos = 0;
playlist_t *p_playlist;
- int i_position;
vlc_bool_t b_discard = VLC_FALSE;
- demux_sys_t *p_m3u = (demux_sys_t *)p_input->p_demux_data;
+
+ char *psz_name = NULL;
+ char *psz_uri = NULL;
+
+ int i_position;
p_playlist = (playlist_t *) vlc_object_find( p_input, VLC_OBJECT_PLAYLIST,
FIND_ANYWHERE );
psz_line[i_linepos] = '\0';
i_linepos = 0;
- i_position += ProcessLine ( p_input, p_m3u , p_playlist ,
- psz_line, i_position );
+
+ ProcessLine( p_input, p_playlist, psz_line, &psz_uri, &psz_name,
+ &i_position );
}
input_DeletePacket( p_input->p_method_data, p_data );
if ( i_linepos && b_discard != VLC_TRUE && eol_tok == '\n' )
{
psz_line[i_linepos] = '\0';
- i_linepos = 0;
- i_position += ProcessLine ( p_input, p_m3u , p_playlist , psz_line,
- i_position );
+
+ ProcessLine( p_input, p_playlist, psz_line, &psz_uri, &psz_name,
+ &i_position );
+ /* is there a pendding uri without b_next */
+ if( psz_uri )
+ {
+ playlist_Add( p_playlist, psz_uri, psz_uri,
+ PLAYLIST_INSERT, i_position );
+ }
+ }
+
+ if( psz_uri )
+ {
+ free( psz_uri );
+ }
+ if( psz_name )
+ {
+ free( psz_name );
}
vlc_object_release( p_playlist );