/*****************************************************************************
* shoutcast.c: Winamp >=5.2 shoutcast demuxer
*****************************************************************************
- * Copyright (C) 2006 the VideoLAN team
+ * Copyright (C) 2006 VLC authors and VideoLAN
* $Id$
*
* Authors: Antoine Cellerier <dionoea -@t- videolan -Dot- org>
* based on b4s.c by Sigmund Augdal Helberg <dnumgis@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
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser 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.
+ * You should have received a copy of the GNU Lesser 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
*****************************************************************************/
-#include <ctype.h> /* isspace() */
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/intf.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include <errno.h> /* ENOMEM */
-#include "playlist.h"
-#include "vlc_xml.h"
-
-struct demux_sys_t
-{
- playlist_t *p_playlist;
- playlist_item_t *p_current;
- playlist_item_t *p_item_in_category;
- int i_parent_id;
-
- xml_t *p_xml;
- xml_reader_t *p_xml_reader;
+#include <vlc_common.h>
+#include <vlc_demux.h>
- vlc_bool_t b_adult;
-};
+#include "playlist.h"
+#include <vlc_xml.h>
/* duplicate from modules/services_discovery/shout.c */
#define SHOUTCAST_BASE_URL "http/shout-winamp://www.shoutcast.com/sbin/newxml.phtml"
* Local prototypes
*****************************************************************************/
static int Demux( demux_t *p_demux);
-static int Control( demux_t *p_demux, int i_query, va_list args );
-static int DemuxGenre( demux_t *p_demux );
-static int DemuxStation( demux_t *p_demux );
+static int DemuxGenre( demux_t *p_demux, xml_reader_t *p_xml_reader,
+ input_item_node_t *p_input_node );
+static int DemuxStation( demux_t *p_demux, xml_reader_t *p_xml_reader,
+ input_item_node_t *p_input_node, bool b_adult );
/*****************************************************************************
* Import_Shoutcast: main import function
*****************************************************************************/
-int E_(Import_Shoutcast)( vlc_object_t *p_this )
+int Import_Shoutcast( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t *)p_this;
- if( !isDemux( p_demux, "shout-winamp" ) )
+ if( !demux_IsForced( p_demux, "shout-winamp" ) )
return VLC_EGENERIC;
-
- STANDARD_DEMUX_INIT_MSG( "using shoutcast playlist reader" );
- p_demux->p_sys->p_playlist = NULL;
- p_demux->p_sys->p_xml = NULL;
- p_demux->p_sys->p_xml_reader = NULL;
- /* Do we want to list adult content ? */
- var_Create( p_demux, "shoutcast-show-adult",
- VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
- p_demux->p_sys->b_adult = var_GetBool( p_demux, "shoutcast-show-adult" );
+ p_demux->pf_demux = Demux;
+ p_demux->pf_control = Control;
+ msg_Dbg( p_demux, "using shoutcast playlist reader" );
return VLC_SUCCESS;
}
-/*****************************************************************************
- * Deactivate: frees unused data
- *****************************************************************************/
-void E_(Close_Shoutcast)( vlc_object_t *p_this )
-{
- demux_t *p_demux = (demux_t *)p_this;
- demux_sys_t *p_sys = p_demux->p_sys;
-
- if( p_sys->p_playlist )
- vlc_object_release( p_sys->p_playlist );
- if( p_sys->p_xml_reader )
- xml_ReaderDelete( p_sys->p_xml, p_sys->p_xml_reader );
- if( p_sys->p_xml )
- xml_Delete( p_sys->p_xml );
- free( p_sys );
-}
-
static int Demux( demux_t *p_demux )
{
- demux_sys_t *p_sys = p_demux->p_sys;
- xml_t *p_xml;
- xml_reader_t *p_xml_reader;
- char *psz_eltname = NULL;
- INIT_PLAYLIST_STUFF;
- p_sys->p_playlist = p_playlist;
- p_sys->p_current = p_current;
- p_sys->i_parent_id = i_parent_id;
- p_sys->p_item_in_category = p_item_in_category;
-
- p_xml = p_sys->p_xml = xml_Create( p_demux );
- if( !p_xml ) return -1;
-
- p_xml_reader = xml_ReaderCreate( p_xml, p_demux->s );
- if( !p_xml_reader ) return -1;
- p_sys->p_xml_reader = p_xml_reader;
+ xml_reader_t *p_xml_reader = NULL;
+ const char *node;
+ int i_ret = -1;
+ input_item_t *p_current_input = GetCurrentItem(p_demux);
+ input_item_node_t *p_input_node = NULL;
+
+ p_xml_reader = xml_ReaderCreate( p_demux, p_demux->s );
+ if( !p_xml_reader )
+ goto error;
/* check root node */
- if( xml_ReaderRead( p_xml_reader ) != 1 )
+ if( xml_ReaderNextNode( p_xml_reader, &node ) != XML_READER_STARTELEM )
{
msg_Err( p_demux, "invalid file (no root node)" );
- return -1;
+ goto error;
}
- if( xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM ||
- ( psz_eltname = xml_ReaderName( p_xml_reader ) ) == NULL ||
- ( strcmp( psz_eltname, "genrelist" )
- && strcmp( psz_eltname, "stationlist" ) ) )
+ if( strcmp( node, "genrelist" ) && strcmp( node, "stationlist" ) )
{
- msg_Err( p_demux, "invalid root node %i, %s",
- xml_ReaderNodeType( p_xml_reader ), psz_eltname );
- if( psz_eltname ) free( psz_eltname );
- return -1;
+ msg_Err( p_demux, "invalid root node <%s>", node );
+ goto error;
}
- if( !strcmp( psz_eltname, "genrelist" ) )
+ p_input_node = input_item_node_Create( p_current_input );
+
+ if( !strcmp( node, "genrelist" ) )
{
/* we're reading a genre list */
- free( psz_eltname );
- if( DemuxGenre( p_demux ) ) return -1;
+ if( DemuxGenre( p_demux, p_xml_reader, p_input_node ) )
+ goto error;
}
else
{
/* we're reading a station list */
- free( psz_eltname );
- if( DemuxStation( p_demux ) ) return -1;
+ if( DemuxStation( p_demux, p_xml_reader, p_input_node,
+ var_InheritBool( p_demux, "shoutcast-show-adult" ) ) )
+ goto error;
}
- HANDLE_PLAY_AND_RELEASE;
- p_sys->p_playlist = NULL;
- return VLC_SUCCESS;
+ input_item_node_PostAndDelete( p_input_node );
+ p_input_node = NULL;
+
+ i_ret = 0; /* Needed for correct operation of go back */
+
+error:
+ if( p_xml_reader )
+ xml_ReaderDelete( p_xml_reader );
+ if( p_input_node ) input_item_node_Delete( p_input_node );
+ vlc_gc_decref(p_current_input);
+ return i_ret;
}
-#define GET_VALUE( a ) \
- if( !strcmp( psz_attrname, #a ) ) \
- { \
- psz_ ## a = strdup( psz_attrvalue ); \
- }
/* <genrelist>
* <genre name="the name"></genre>
* ...
* </genrelist>
**/
-static int DemuxGenre( demux_t *p_demux )
+static int DemuxGenre( demux_t *p_demux, xml_reader_t *p_xml_reader,
+ input_item_node_t *p_input_node )
{
- demux_sys_t *p_sys = p_demux->p_sys;
+ const char *node;
char *psz_name = NULL; /* genre name */
- char *psz_eltname = NULL; /* tag name */
- input_item_t *p_input;
+ int type;
-#define FREE(a) if( a ) free( a ); a = NULL;
- while( xml_ReaderRead( p_sys->p_xml_reader ) == 1 )
+ while( (type = xml_ReaderNextNode( p_xml_reader, &node )) > 0 )
{
- int i_type;
-
- // Get the node type
- i_type = xml_ReaderNodeType( p_sys->p_xml_reader );
- switch( i_type )
+ switch( type )
{
- // Error
- case -1:
- return -1;
- break;
-
case XML_READER_STARTELEM:
- // Read the element name
- psz_eltname = xml_ReaderName( p_sys->p_xml_reader );
- if( !psz_eltname ) return -1;
-
- if( !strcmp( psz_eltname, "genre" ) )
+ {
+ if( !strcmp( node, "genre" ) )
{
// Read the attributes
- while( xml_ReaderNextAttr( p_sys->p_xml_reader ) == VLC_SUCCESS )
+ const char *name, *value;
+ while( (name = xml_ReaderNextAttr( p_xml_reader, &value )) )
{
- char *psz_attrname = xml_ReaderName( p_sys->p_xml_reader );
- char *psz_attrvalue =
- xml_ReaderValue( p_sys->p_xml_reader );
- if( !psz_attrname || !psz_attrvalue )
+ if( !strcmp( name, "name" ) )
{
- FREE(psz_attrname);
- FREE(psz_attrvalue);
- free(psz_eltname);
- /*FIXME: isn't return a bit too much. what about break*/
- return -1;
+ free(psz_name);
+ psz_name = strdup( value );
}
-
- GET_VALUE( name )
else
- {
msg_Warn( p_demux,
- "unexpected attribure %s in element %s",
- psz_attrname,psz_eltname );
- }
- free( psz_attrname );
- free( psz_attrvalue );
+ "unexpected attribute %s in <%s>",
+ name, node );
}
}
- free( psz_eltname ); psz_eltname = NULL;
break;
+ }
- case XML_READER_TEXT:
- break;
-
- // End element
case XML_READER_ENDELEM:
- // Read the element name
- psz_eltname = xml_ReaderName( p_sys->p_xml_reader );
- if( !psz_eltname ) return -1;
- if( !strcmp( psz_eltname, "genre" ) )
+ if( !strcmp( node, "genre" ) && psz_name != NULL )
{
- char *psz_mrl = malloc( strlen( SHOUTCAST_BASE_URL )
- + strlen( "?genre=" ) + strlen( psz_name ) + 1 );
- sprintf( psz_mrl, SHOUTCAST_BASE_URL "?genre=%s",
- psz_name );
- p_input = input_ItemNewExt( p_sys->p_playlist, psz_mrl,
- psz_name, 0, NULL, -1 );
- vlc_input_item_CopyOptions( p_sys->p_current->p_input,
- p_input );
- free( psz_mrl );
- playlist_AddWhereverNeeded( p_sys->p_playlist, p_input,
- p_sys->p_current, p_sys->p_item_in_category,
- (p_sys->i_parent_id > 0 ) ? VLC_TRUE: VLC_FALSE,
- PLAYLIST_APPEND );
- FREE( psz_name );
+ char* psz_mrl;
+
+ if( asprintf( &psz_mrl, SHOUTCAST_BASE_URL "?genre=%s",
+ psz_name ) != -1 )
+ {
+ input_item_t *p_input;
+ p_input = input_item_New( psz_mrl, psz_name );
+ input_item_CopyOptions( p_input_node->p_item, p_input );
+ free( psz_mrl );
+ input_item_node_AppendItem( p_input_node, p_input );
+ vlc_gc_decref( p_input );
+ }
+ FREENULL( psz_name );
}
- FREE( psz_eltname );
break;
}
}
+
+ free( psz_name );
return 0;
}
* lc="listener count"></station>
* </stationlist>
**/
-static int DemuxStation( demux_t *p_demux )
+static int DemuxStation( demux_t *p_demux, xml_reader_t *p_xml_reader,
+ input_item_node_t *p_input_node, bool b_adult )
{
- demux_sys_t *p_sys = p_demux->p_sys;
- input_item_t *p_input;
-
char *psz_base = NULL; /* */
char *psz_name = NULL; /* genre name */
char *psz_rt = NULL; /* rating for shoutcast TV */
char *psz_load = NULL; /* load for shoutcast TV */
- char *psz_eltname = NULL; /* tag name */
+ const char *node; /* tag name */
+ int i_type;
- while( xml_ReaderRead( p_sys->p_xml_reader ) == 1 )
+ while( (i_type = xml_ReaderNextNode( p_xml_reader, &node )) > 0 )
{
- int i_type;
-
- // Get the node type
- i_type = xml_ReaderNodeType( p_sys->p_xml_reader );
switch( i_type )
{
- // Error
- case -1:
- return -1;
- break;
-
case XML_READER_STARTELEM:
- // Read the element name
- psz_eltname = xml_ReaderName( p_sys->p_xml_reader );
- if( !psz_eltname ) return -1;
-
// Read the attributes
- if( !strcmp( psz_eltname, "tunein" ) )
+ if( !strcmp( node, "tunein" ) )
{
- while( xml_ReaderNextAttr( p_sys->p_xml_reader ) == VLC_SUCCESS )
+ const char *name, *value;
+ while( (name = xml_ReaderNextAttr( p_xml_reader, &value )) )
{
- char *psz_attrname = xml_ReaderName( p_sys->p_xml_reader );
- char *psz_attrvalue =
- xml_ReaderValue( p_sys->p_xml_reader );
- if( !psz_attrname || !psz_attrvalue )
+ if( !strcmp( name, "base" ) )
{
- free(psz_eltname);
- FREE(psz_attrname);
- FREE(psz_attrvalue);
- return -1;
+ free( psz_base );
+ psz_base = strdup( value );
}
-
- GET_VALUE( base )
else
- {
msg_Warn( p_demux,
- "unexpected attribure %s in element %s",
- psz_attrname, psz_eltname );
- }
- free( psz_attrname );
- free( psz_attrvalue );
+ "unexpected attribute %s in <%s>",
+ name, node );
}
}
- else if( !strcmp( psz_eltname, "station" ) )
+ else if( !strcmp( node, "station" ) )
{
- while( xml_ReaderNextAttr( p_sys->p_xml_reader ) == VLC_SUCCESS )
+ const char *name, *value;
+ while( (name = xml_ReaderNextAttr( p_xml_reader, &value )) )
{
- char *psz_attrname = xml_ReaderName( p_sys->p_xml_reader );
- char *psz_attrvalue =
- xml_ReaderValue( p_sys->p_xml_reader );
- if( !psz_attrname || !psz_attrvalue )
+ char **p = NULL;
+ if( !strcmp( name, "name" ) )
+ p = &psz_name;
+ else if ( !strcmp( name, "mt" ) )
+ p = &psz_mt;
+ else if ( !strcmp( name, "id" ) )
+ p = &psz_id;
+ else if ( !strcmp( name, "br" ) )
+ p = &psz_br;
+ else if ( !strcmp( name, "genre" ) )
+ p = &psz_genre;
+ else if ( !strcmp( name, "ct" ) )
+ p = &psz_ct;
+ else if ( !strcmp( name, "lc" ) )
+ p = &psz_lc;
+ else if ( !strcmp( name, "rt" ) )
+ p = &psz_rt;
+ else if ( !strcmp( name, "load" ) )
+ p = &psz_load;
+ if( p != NULL )
{
- free(psz_eltname);
- FREE(psz_attrname);
- FREE(psz_attrvalue);
- return -1;
+ free( *p );
+ *p = strdup( value );
}
-
- GET_VALUE( name )
- else GET_VALUE( mt )
- else GET_VALUE( id )
- else GET_VALUE( br )
- else GET_VALUE( genre )
- else GET_VALUE( ct )
- else GET_VALUE( lc )
- else GET_VALUE( rt )
- else GET_VALUE( load )
else
- {
msg_Warn( p_demux,
- "unexpected attribute %s in element %s",
- psz_attrname, psz_eltname );
- }
- free( psz_attrname );
- free( psz_attrvalue );
+ "unexpected attribute %s in <%s>",
+ name, node );
}
}
- free(psz_eltname);
- break;
-
- case XML_READER_TEXT:
break;
// End element
case XML_READER_ENDELEM:
- // Read the element name
- psz_eltname = xml_ReaderName( p_sys->p_xml_reader );
- if( !psz_eltname ) return -1;
- if( !strcmp( psz_eltname, "station" ) &&
+ if( !strcmp( node, "station" ) &&
( psz_base || ( psz_rt && psz_load &&
- ( p_sys->b_adult || strcmp( psz_rt, "NC17" ) ) ) ) )
+ ( b_adult || strcmp( psz_rt, "NC17" ) ) ) ) )
{
- playlist_item_t *p_item;
char *psz_mrl = NULL;
if( psz_rt || psz_load )
{
/* tv */
- psz_mrl = malloc( strlen( SHOUTCAST_TV_TUNEIN_URL )
- + strlen( psz_id ) + 1 );
- sprintf( psz_mrl, SHOUTCAST_TV_TUNEIN_URL "%s",
- psz_id );
+ if( asprintf( &psz_mrl, SHOUTCAST_TV_TUNEIN_URL "%s",
+ psz_id ) == -1)
+ psz_mrl = NULL;
}
else
{
/* radio */
- psz_mrl = malloc( strlen( SHOUTCAST_TUNEIN_BASE_URL )
- + strlen( psz_base ) + strlen( "?id=" )
- + strlen( psz_id ) + 1 );
- sprintf( psz_mrl, SHOUTCAST_TUNEIN_BASE_URL "%s?id=%s",
- psz_base, psz_id );
+ if( asprintf( &psz_mrl, SHOUTCAST_TUNEIN_BASE_URL "%s?id=%s",
+ psz_base, psz_id ) == -1 )
+ psz_mrl = NULL;
}
- p_input = input_ItemNewExt( p_sys->p_playlist, psz_mrl,
- psz_name , 0, NULL, -1 );
- free( psz_mrl );
- vlc_input_item_CopyOptions( p_sys->p_current->p_input,
- p_input );
+ /* Create the item */
+ input_item_t *p_input;
+ p_input = input_item_New( psz_mrl, psz_name );
+ input_item_CopyOptions( p_input_node->p_item, p_input );
+ free( psz_mrl );
-#define SADD_INFO( type, field ) if( field ) { vlc_input_item_AddInfo( \
- p_input, _("Shoutcast"), _(type), "%s", field ) ; }
- SADD_INFO( "Mime type", psz_mt );
- SADD_INFO( "Bitrate", psz_br );
- SADD_INFO( "Listeners", psz_lc );
- SADD_INFO( "Load", psz_load );
- p_input->p_meta = vlc_meta_New();
+#define SADD_INFO( type, field ) \
+ if( field ) \
+ input_item_AddInfo( p_input, _("Shoutcast"), \
+ vlc_gettext(type), "%s", field )
+ SADD_INFO( N_("Mime"), psz_mt );
+ SADD_INFO( N_("Bitrate"), psz_br );
+ SADD_INFO( N_("Listeners"), psz_lc );
+ SADD_INFO( N_("Load"), psz_load );
if( psz_genre )
- vlc_meta_SetGenre( p_input->p_meta, psz_genre );
+ input_item_SetGenre( p_input, psz_genre );
if( psz_ct )
- vlc_meta_SetNowPlaying( p_input->p_meta, psz_ct );
+ input_item_SetNowPlaying( p_input, psz_ct );
if( psz_rt )
- vlc_meta_SetRating( p_input->p_meta, psz_rt );
-
- playlist_AddWhereverNeeded( p_sys->p_playlist, p_input,
- p_sys->p_current, p_sys->p_item_in_category,
- (p_sys->i_parent_id > 0 ) ? VLC_TRUE: VLC_FALSE,
- PLAYLIST_APPEND );
-
- FREE( psz_name );
- FREE( psz_mt )
- FREE( psz_id )
- FREE( psz_br )
- FREE( psz_genre )
- FREE( psz_ct )
- FREE( psz_lc )
- FREE( psz_rt )
+ input_item_SetRating( p_input, psz_rt );
+ input_item_node_AppendItem( p_input_node, p_input );
+ vlc_gc_decref( p_input );
+ FREENULL( psz_base );
+ FREENULL( psz_name );
+ FREENULL( psz_mt );
+ FREENULL( psz_id );
+ FREENULL( psz_br );
+ FREENULL( psz_genre );
+ FREENULL( psz_ct );
+ FREENULL( psz_lc );
+ FREENULL( psz_rt );
+ FREENULL( psz_load );
}
- free( psz_eltname );
break;
}
}
+ /* FIXME: leaks on missing ENDELEMENT? */
return 0;
}
-#undef FREE
-
-static int Control( demux_t *p_demux, int i_query, va_list args )
-{
- return VLC_EGENERIC;
-}