/*****************************************************************************
* podcast.c : podcast playlist imports
*****************************************************************************
- * Copyright (C) 2005 the VideoLAN team
+ * Copyright (C) 2005-2009 the VideoLAN team
* $Id$
*
* Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h> /* malloc(), free() */
-#include <ctype.h> /* isspace() */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/intf.h>
+#include <vlc_common.h>
+#include <vlc_demux.h>
-#include <errno.h> /* ENOMEM */
#include "playlist.h"
-#include "vlc_xml.h"
-
-struct demux_sys_t
-{
- char *psz_prefix;
- playlist_t *p_playlist;
- xml_t *p_xml;
- xml_reader_t *p_xml_reader;
-};
+#include <vlc_xml.h>
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int Demux( demux_t *p_demux);
static int Control( demux_t *p_demux, int i_query, va_list args );
+static mtime_t strTimeToMTime( const char *psz );
/*****************************************************************************
* Import_podcast: main import function
*****************************************************************************/
-int E_(Import_podcast)( vlc_object_t *p_this )
+int Import_podcast( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t *)p_this;
- demux_sys_t *p_sys;
-
- char *psz_ext;
- psz_ext = strrchr ( p_demux->psz_path, '.' );
-
- if( p_demux->psz_demux && !strcmp(p_demux->psz_demux, "podcast") )
- {
- ;
- }
- else
- {
+ if( !demux_IsForced( p_demux, "podcast" ) )
return VLC_EGENERIC;
- }
- msg_Dbg( p_demux, "using podcast playlist import");
- p_demux->pf_control = Control;
p_demux->pf_demux = Demux;
- p_demux->p_sys = p_sys = malloc( sizeof(demux_sys_t) );
- if( p_sys == NULL )
- {
- msg_Err( p_demux, "out of memory" );
- return VLC_ENOMEM;
- }
- p_sys->psz_prefix = E_(FindPrefix)( p_demux );
- p_sys->p_playlist = NULL;
- p_sys->p_xml = NULL;
- p_sys->p_xml_reader = NULL;
+ p_demux->pf_control = Control;
+ msg_Dbg( p_demux, "using podcast reader" );
return VLC_SUCCESS;
}
/*****************************************************************************
* Deactivate: frees unused data
*****************************************************************************/
-void E_(Close_podcast)( vlc_object_t *p_this )
+void Close_podcast( 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->psz_prefix ) free( p_sys->psz_prefix );
- 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 );
+ (void)p_this;
}
/* "specs" : http://phobos.apple.com/static/iTunesRSS.html */
static int Demux( demux_t *p_demux )
{
- demux_sys_t *p_sys = p_demux->p_sys;
- playlist_t *p_playlist;
- playlist_item_t *p_item, *p_current;
-
- vlc_bool_t b_play;
- vlc_bool_t b_item = VLC_FALSE;
- vlc_bool_t b_image = VLC_FALSE;
+ bool b_item = false;
+ bool b_image = false;
int i_ret;
- xml_t *p_xml;
xml_reader_t *p_xml_reader;
char *psz_elname = NULL;
char *psz_item_mrl = NULL;
char *psz_item_keywords = NULL;
char *psz_item_subtitle = NULL;
char *psz_item_summary = NULL;
+ char *psz_art_url = NULL;
int i_type;
+ input_item_t *p_input;
+ input_item_node_t *p_subitems = NULL;
- p_playlist = (playlist_t *) vlc_object_find( p_demux, VLC_OBJECT_PLAYLIST,
- FIND_ANYWHERE );
- if( !p_playlist )
- {
- msg_Err( p_demux, "can't find playlist" );
- return -1;
- }
- p_sys->p_playlist = p_playlist;
-
- b_play = E_(FindItem)( p_demux, p_playlist, &p_current );
-
- playlist_ItemToNode( p_playlist, p_current );
- p_current->input.i_type = ITEM_TYPE_PLAYLIST;
+ input_item_t *p_current_input = GetCurrentItem(p_demux);
- p_xml = p_sys->p_xml = xml_Create( p_demux );
- if( !p_xml ) return -1;
-
-/* psz_elname = stream_ReadLine( p_demux->s );
- if( psz_elname ) free( psz_elname );
- psz_elname = 0;*/
-
- p_xml_reader = xml_ReaderCreate( p_xml, p_demux->s );
- if( !p_xml_reader ) return -1;
- p_sys->p_xml_reader = p_xml_reader;
+ p_xml_reader = xml_ReaderCreate( p_demux, p_demux->s );
+ if( !p_xml_reader )
+ goto error;
/* xml */
/* check root node */
if( xml_ReaderRead( p_xml_reader ) != 1 )
{
msg_Err( p_demux, "invalid file (no root node)" );
- return -1;
+ goto error;
+ }
+
+ while( xml_ReaderNodeType( p_xml_reader ) == XML_READER_NONE )
+ {
+ if( xml_ReaderRead( p_xml_reader ) != 1 )
+ {
+ msg_Err( p_demux, "invalid file (no root node)" );
+ goto error;
+ }
}
+
if( xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM ||
( psz_elname = xml_ReaderName( p_xml_reader ) ) == NULL ||
strcmp( psz_elname, "rss" ) )
{
msg_Err( p_demux, "invalid root node %i, %s",
xml_ReaderNodeType( p_xml_reader ), psz_elname );
- if( psz_elname ) free( psz_elname );
- return -1;
+ goto error;
}
- free( psz_elname ); psz_elname = NULL;
+ FREENULL( psz_elname );
+
+ p_subitems = input_item_node_Create( p_current_input );
while( (i_ret = xml_ReaderRead( p_xml_reader )) == 1 )
{
{
// Error
case -1:
- return -1;
- break;
+ goto error;
case XML_READER_STARTELEM:
{
// Read the element name
- if( psz_elname ) free( psz_elname );
+ free( psz_elname );
psz_elname = xml_ReaderName( p_xml_reader );
- if( !psz_elname ) return -1;
+ if( !psz_elname )
+ goto error;
if( !strcmp( psz_elname, "item" ) )
{
- b_item = VLC_TRUE;
+ b_item = true;
}
else if( !strcmp( psz_elname, "image" ) )
{
- b_item = VLC_TRUE;
+ b_image = true;
}
// Read the attributes
{
char *psz_name = xml_ReaderName( p_xml_reader );
char *psz_value = xml_ReaderValue( p_xml_reader );
- if( !psz_name || !psz_value ) return -1;
- if( !strcmp( psz_elname, "enclosure" ) &&
- !strcmp( psz_name, "url" ) )
- {
- psz_item_mrl = strdup( psz_value );
- }
- else if( !strcmp( psz_elname, "enclosure" ) &&
- !strcmp( psz_name, "length" ) )
+ if( !psz_name || !psz_value )
{
- psz_item_size = strdup( psz_value );
+ free( psz_name );
+ free( psz_value );
+ goto error;
}
- else if( !strcmp( psz_elname, "enclosure" ) &&
- !strcmp( psz_name, "type" ) )
+
+ if( !strcmp( psz_elname, "enclosure" ) )
{
- psz_item_type = strdup( psz_value );
+ if( !strcmp( psz_name, "url" ) )
+ {
+ free( psz_item_mrl );
+ psz_item_mrl = psz_value;
+ }
+ else if( !strcmp( psz_name, "length" ) )
+ {
+ free( psz_item_size );
+ psz_item_size = psz_value;
+ }
+ else if( !strcmp( psz_name, "type" ) )
+ {
+ free( psz_item_type );
+ psz_item_type = psz_value;
+ }
+ else
+ {
+ msg_Dbg( p_demux,"unhandled attribute %s in element %s",
+ psz_name, psz_elname );
+ free( psz_value );
+ }
}
else
{
- msg_Dbg( p_demux,"unhandled attribure %s in element %s",
+ msg_Dbg( p_demux,"unhandled attribute %s in element %s",
psz_name, psz_elname );
+ free( psz_value );
}
free( psz_name );
- free( psz_value );
}
break;
}
case XML_READER_TEXT:
{
+ if(!psz_elname) break;
+
char *psz_text = xml_ReaderValue( p_xml_reader );
+
+#define SET_DATA( field, name ) \
+ else if( !strcmp( psz_elname, name ) ) \
+ { \
+ field = psz_text; \
+ }
/* item specific meta data */
- if( b_item == VLC_TRUE && !strcmp( psz_elname, "title" ) )
- {
- psz_item_name = strdup( psz_text );
- }
- else if( b_item == VLC_TRUE
- && !strcmp( psz_elname, "pubDate" ) )
+ if( b_item == true )
{
- psz_item_date = strdup( psz_text );
- }
- else if( b_item == VLC_TRUE
- && ( !strcmp( psz_elname, "itunes:author" )
- ||!strcmp( psz_elname, "author" ) ) )
- { /* <author> isn't standard iTunes podcast stuff */
- psz_item_author = strdup( psz_text );
- }
- else if( b_item == VLC_TRUE
- && !strcmp( psz_elname, "itunes:category" ) )
- {
- psz_item_category = strdup( psz_text );
- }
- else if( b_item == VLC_TRUE
- && !strcmp( psz_elname, "itunes:duration" ) )
- {
- psz_item_duration = strdup( psz_text );
- }
- else if( b_item == VLC_TRUE
- && !strcmp( psz_elname, "itunes:keywords" ) )
- {
- psz_item_keywords = strdup( psz_text );
- }
- else if( b_item == VLC_TRUE
- && !strcmp( psz_elname, "itunes:subtitle" ) )
- {
- psz_item_subtitle = strdup( psz_text );
- }
- else if( b_item == VLC_TRUE
- && ( !strcmp( psz_elname, "itunes:summary" )
- ||!strcmp( psz_elname, "description" ) ) )
- { /* <description> isn't standard iTunes podcast stuff */
- psz_item_summary = strdup( psz_text );
+ if( !strcmp( psz_elname, "title" ) )
+ {
+ psz_item_name = psz_text;
+ }
+ else if( !strcmp( psz_elname, "itunes:author" ) ||
+ !strcmp( psz_elname, "author" ) )
+ { /* <author> isn't standard iTunes podcast stuff */
+ psz_item_author = psz_text;
+ }
+ else if( !strcmp( psz_elname, "itunes:summary" ) ||
+ !strcmp( psz_elname, "description" ) )
+ { /* <description> isn't standard iTunes podcast stuff */
+ psz_item_summary = psz_text;
+ }
+ SET_DATA( psz_item_date, "pubDate" )
+ SET_DATA( psz_item_category, "itunes:category" )
+ SET_DATA( psz_item_duration, "itunes:duration" )
+ SET_DATA( psz_item_keywords, "itunes:keywords" )
+ SET_DATA( psz_item_subtitle, "itunes:subtitle" )
+ else
+ free( psz_text );
}
+#undef SET_DATA
+
/* toplevel meta data */
- else if( b_item == VLC_FALSE && b_image == VLC_FALSE
- && !strcmp( psz_elname, "title" ) )
- {
- playlist_ItemSetName( p_current, psz_text );
- }
- else if( b_item == VLC_FALSE && b_image == VLC_FALSE
- && !strcmp( psz_elname, "link" ) )
- {
- vlc_input_item_AddInfo( &(p_current->input),
- _( "Podcast Info" ),
- _( "Podcast Link" ),
- "%s",
- psz_text );
- }
- else if( b_item == VLC_FALSE && b_image == VLC_FALSE
- && !strcmp( psz_elname, "copyright" ) )
- {
- vlc_input_item_AddInfo( &(p_current->input),
- _( "Podcast Info" ),
- _( "Podcast Copyright" ),
- "%s",
- psz_text );
- }
- else if( b_item == VLC_FALSE && b_image == VLC_FALSE
- && !strcmp( psz_elname, "itunes:category" ) )
- {
- vlc_input_item_AddInfo( &(p_current->input),
- _( "Podcast Info" ),
- _( "Podcast Category" ),
- "%s",
- psz_text );
- }
- else if( b_item == VLC_FALSE && b_image == VLC_FALSE
- && !strcmp( psz_elname, "itunes:keywords" ) )
+ else if( b_image == false )
{
- vlc_input_item_AddInfo( &(p_current->input),
- _( "Podcast Info" ),
- _( "Podcast Keywords" ),
- "%s",
- psz_text );
- }
- else if( b_item == VLC_FALSE && b_image == VLC_FALSE
- && !strcmp( psz_elname, "itunes:subtitle" ) )
- {
- vlc_input_item_AddInfo( &(p_current->input),
- _( "Podcast Info" ),
- _( "Podcast Subtitle" ),
- "%s",
- psz_text );
- }
- else if( b_item == VLC_FALSE && b_image == VLC_FALSE
- && ( !strcmp( psz_elname, "itunes:summary" )
- ||!strcmp( psz_elname, "description" ) ) )
- { /* <description> isn't standard iTunes podcast stuff */
- vlc_input_item_AddInfo( &(p_current->input),
- _( "Podcast Info" ),
- _( "Podcast Summary" ),
- "%s",
- psz_text );
+ if( !strcmp( psz_elname, "title" ) )
+ {
+ input_item_SetName( p_current_input, psz_text );
+ }
+#define ADD_GINFO( info, name ) \
+ else if( !strcmp( psz_elname, name ) ) \
+ input_item_AddInfo( p_current_input, _("Podcast Info"), \
+ info, "%s", psz_text );
+ ADD_GINFO( _("Podcast Link"), "link" )
+ ADD_GINFO( _("Podcast Copyright"), "copyright" )
+ ADD_GINFO( _("Podcast Category"), "itunes:category" )
+ ADD_GINFO( _("Podcast Keywords"), "itunes:keywords" )
+ ADD_GINFO( _("Podcast Subtitle"), "itunes:subtitle" )
+#undef ADD_GINFO
+ else if( !strcmp( psz_elname, "itunes:summary" ) ||
+ !strcmp( psz_elname, "description" ) )
+ { /* <description> isn't standard iTunes podcast stuff */
+ input_item_AddInfo( p_current_input,
+ _( "Podcast Info" ), _( "Podcast Summary" ),
+ "%s", psz_text );
+ }
+ free( psz_text );
}
else
{
- msg_Dbg( p_demux, "unhandled text in element '%s'",
- psz_elname );
+ if( !strcmp( psz_elname, "url" ) )
+ {
+ free( psz_art_url );
+ psz_art_url = psz_text;
+ }
+ else
+ {
+ msg_Dbg( p_demux, "unhandled text in element '%s'",
+ psz_elname );
+ free( psz_text );
+ }
}
- free( psz_text );
break;
}
// End element
// Read the element name
free( psz_elname );
psz_elname = xml_ReaderName( p_xml_reader );
- if( !psz_elname ) return -1;
+ if( !psz_elname )
+ goto error;
if( !strcmp( psz_elname, "item" ) )
{
- p_item = playlist_ItemNew( p_playlist, psz_item_mrl,
- psz_item_name );
- if( p_item == NULL ) break;
- playlist_NodeAddItem( p_playlist, p_item,
- p_current->pp_parents[0]->i_view,
- p_current, PLAYLIST_APPEND,
- PLAYLIST_END );
-
- /* We need to declare the parents of the node as the
- * * same of the parent's ones */
- playlist_CopyParents( p_current, p_item );
-
- if( psz_item_date )
+ if( psz_item_mrl == NULL )
{
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Publication Date" ),
- "%s",
- psz_item_date );
- }
- if( psz_item_author )
- {
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Author" ),
- "%s",
- psz_item_author );
- }
- if( psz_item_category )
- {
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Subcategory" ),
- "%s",
- psz_item_category );
+ msg_Err( p_demux, "invalid XML (no enclosure markup)" );
+ goto error;
}
+ p_input = input_item_New( p_demux, psz_item_mrl, psz_item_name );
+ if( p_input == NULL ) break;
+#define ADD_INFO( info, field ) \
+ if( field ) { input_item_AddInfo( p_input, \
+ _( "Podcast Info" ), info, "%s", field ); }
+ ADD_INFO( _("Podcast Publication Date"), psz_item_date );
+ ADD_INFO( _("Podcast Author"), psz_item_author );
+ ADD_INFO( _("Podcast Subcategory"), psz_item_category );
+ ADD_INFO( _("Podcast Duration"), psz_item_duration );
+ ADD_INFO( _("Podcast Keywords"), psz_item_keywords );
+ ADD_INFO( _("Podcast Subtitle"), psz_item_subtitle );
+ ADD_INFO( _("Podcast Summary"), psz_item_summary );
+ ADD_INFO( _("Podcast Type"), psz_item_type );
+#undef ADD_INFO
+
+ /* Set the duration if available */
if( psz_item_duration )
- {
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Duration" ),
- "%s",
- psz_item_duration );
- }
- if( psz_item_keywords )
- {
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Keywords" ),
- "%s",
- psz_item_keywords );
- }
- if( psz_item_subtitle )
- {
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Subtitle" ),
- "%s",
- psz_item_subtitle );
- }
- if( psz_item_summary )
- {
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Summary" ),
- "%s",
- psz_item_summary );
- }
+ input_item_SetDuration( p_input, strTimeToMTime( psz_item_duration ) );
+ /* Add the global art url to this item, if any */
+ if( psz_art_url )
+ input_item_SetArtURL( p_input, psz_art_url );
+
if( psz_item_size )
{
- vlc_input_item_AddInfo( &p_item->input,
+ input_item_AddInfo( p_input,
_( "Podcast Info" ),
_( "Podcast Size" ),
- "%s bytes",
+ _("%s bytes"),
psz_item_size );
}
- if( psz_item_type )
- {
- vlc_input_item_AddInfo( &p_item->input,
- _( "Podcast Info" ),
- _( "Podcast Type" ),
- "%s",
- psz_item_type );
- }
-
-#define FREE(a) if( a ) free( a ); a = NULL;
- FREE( psz_item_name );
- FREE( psz_item_mrl );
- FREE( psz_item_size );
- FREE( psz_item_type );
- FREE( psz_item_date );
- FREE( psz_item_author );
- FREE( psz_item_category );
- FREE( psz_item_duration );
- FREE( psz_item_keywords );
- FREE( psz_item_subtitle );
- FREE( psz_item_summary );
-#undef FREE
-
- b_item = VLC_FALSE;
+ input_item_node_AppendItem( p_subitems, p_input );
+ vlc_gc_decref( p_input );
+ FREENULL( psz_item_name );
+ FREENULL( psz_item_mrl );
+ FREENULL( psz_item_size );
+ FREENULL( psz_item_type );
+ FREENULL( psz_item_date );
+ FREENULL( psz_item_author );
+ FREENULL( psz_item_category );
+ FREENULL( psz_item_duration );
+ FREENULL( psz_item_keywords );
+ FREENULL( psz_item_subtitle );
+ FREENULL( psz_item_summary );
+ b_item = false;
}
else if( !strcmp( psz_elname, "image" ) )
{
- b_image = VLC_FALSE;
+ b_image = false;
}
free( psz_elname );
- psz_elname = strdup("");
+ psz_elname = strdup( "" );
break;
}
msg_Warn( p_demux, "error while parsing data" );
}
- /* Go back and play the playlist */
- if( b_play && p_playlist->status.p_item &&
- p_playlist->status.p_item->i_children > 0 )
- {
- playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
- p_playlist->status.i_view,
- p_playlist->status.p_item,
- p_playlist->status.p_item->pp_children[0] );
- }
-
- vlc_object_release( p_playlist );
- p_sys->p_playlist = NULL;
- return VLC_SUCCESS;
+ free( psz_art_url );
+ free( psz_elname );
+ xml_ReaderDelete( p_xml_reader );
+
+ input_item_node_PostAndDelete( p_subitems );
+ vlc_gc_decref(p_current_input);
+ return 0; /* Needed for correct operation of go back */
+
+error:
+ free( psz_item_name );
+ free( psz_item_mrl );
+ free( psz_item_size );
+ free( psz_item_type );
+ free( psz_item_date );
+ free( psz_item_author );
+ free( psz_item_category );
+ free( psz_item_duration );
+ free( psz_item_keywords );
+ free( psz_item_subtitle );
+ free( psz_item_summary );
+ free( psz_art_url );
+ free( psz_elname );
+
+ if( p_xml_reader )
+ xml_ReaderDelete( p_xml_reader );
+ if( p_subitems )
+ input_item_node_Delete( p_subitems );
+
+ vlc_gc_decref(p_current_input);
+ return -1;
}
static int Control( demux_t *p_demux, int i_query, va_list args )
{
+ VLC_UNUSED(p_demux); VLC_UNUSED(i_query); VLC_UNUSED(args);
return VLC_EGENERIC;
}
+
+static mtime_t strTimeToMTime( const char *psz )
+{
+ int h, m, s;
+ switch( sscanf( psz, "%u:%u:%u", &h, &m, &s ) )
+ {
+ case 3:
+ return (mtime_t)( ( h*60 + m )*60 + s ) * 1000000;
+ case 2:
+ return (mtime_t)( h*60 + m ) * 1000000;
+ break;
+ default:
+ return -1;
+ }
+}