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Commit 0e82702d authored by Antoine Cellerier's avatar Antoine Cellerier
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* add --rss-ttl parmeter so the feeds can be updated 

 * URL list seperator now is | (pipe)
 * fixes
parent f04ce3cc
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Showing with 63 additions and 10 deletions
modules/video_filter/rss.c
View file @ 0e82702d
......@@ -95,23 +95,27 @@ struct filter_sys_t
mtime_t last_date;
//vlc_bool_t b_need_update;
char *psz_urls;
int i_feeds;
struct rss_feed_t *p_feeds;
int i_ttl;
time_t t_last_update;
int i_cur_feed;
int i_cur_item;
int i_cur_char;
};
#define MSG_TEXT N_("RSS feed URLs")
#define MSG_LONGTEXT N_("RSS feed comma seperated URLs")
#define MSG_LONGTEXT N_("RSS feed '|' (pipe) seperated URLs")
#define SPEED_TEXT N_("RSS feed speed")
#define SPEED_LONGTEXT N_("RSS feed speed (bigger is slower)")
#define LENGTH_TEXT N_("RSS feed max number of chars displayed")
#define LENGTH_LONGTEXT N_("RSS feed max number of chars displayed")
#define TTL_TEXT N_("Number of seconds between each forced refresh of the feeds")
#define TTL_LONGTEXT N_("Number of seconds between each forced refresh of the feeds")
#define POSX_TEXT N_("X offset, from left")
#define POSX_LONGTEXT N_("X offset, from the left screen edge" )
......@@ -170,6 +174,7 @@ vlc_module_begin();
VLC_FALSE );
add_integer( "rss-length", 60, NULL, LENGTH_TEXT, LENGTH_LONGTEXT,
VLC_FALSE );
add_integer( "rss-ttl", 900, NULL, TTL_TEXT, TTL_LONGTEXT, VLC_FALSE );
set_description( _("RSS feed display sub filter") );
add_shortcut( "rss" );
......@@ -203,6 +208,7 @@ static int CreateFilter( vlc_object_t *p_this )
p_sys->p_feeds = NULL;
p_sys->i_speed = var_CreateGetInteger( p_filter, "rss-speed" );
p_sys->i_length = var_CreateGetInteger( p_filter, "rss-length" );
p_sys->i_ttl = __MAX( 0, var_CreateGetInteger( p_filter, "rss-ttl" ) );
p_sys->psz_marquee = (char *)malloc( p_sys->i_length );
p_sys->i_xoff = var_CreateGetInteger( p_filter, "rss-x" );
......@@ -219,6 +225,7 @@ static int CreateFilter( vlc_object_t *p_this )
vlc_mutex_unlock( &p_sys->lock );
return VLC_EGENERIC;
}
p_sys->t_last_update = time( NULL );
if( p_sys->i_feeds == 0 )
{
......@@ -261,6 +268,7 @@ static void DestroyFilter( vlc_object_t *p_this )
var_Destroy( p_filter, "rss-urls" );
var_Destroy( p_filter, "rss-speed" );
var_Destroy( p_filter, "rss-length" );
var_Destroy( p_filter, "rss-ttl" );
var_Destroy( p_filter, "rss-x" );
var_Destroy( p_filter, "rss-y" );
var_Destroy( p_filter, "rss-position" );
......@@ -284,13 +292,29 @@ static subpicture_t *Filter( filter_t *p_filter, mtime_t date )
vlc_mutex_lock( &p_sys->lock );
/* wait more for the 1st char */
if( p_sys->last_date + ( p_sys->i_cur_char == 0 && p_sys->i_cur_item == 0 ? 5 : 1 ) * p_sys->i_speed > date )
if( p_sys->last_date
+ ( p_sys->i_cur_char == 0 && p_sys->i_cur_item == 0 ? 5 : 1 )
/* ( ... ? 5 : 1 ) means "wait more for the 1st char" */
* p_sys->i_speed > date )
{
vlc_mutex_unlock( &p_sys->lock );
return NULL;
}
/* Do we need to update the feeds ? */
if( time( NULL ) > p_sys->t_last_update + (time_t)p_sys->i_ttl )
{
msg_Dbg( p_filter, "Forcing update of all the RSS feeds" );
if( FetchRSS( p_filter ) )
{
msg_Err( p_filter, "failed while fetching RSS ... too bad" );
vlc_mutex_unlock( &p_sys->lock );
return NULL; /* FIXME : we most likely messed up all the data,
* so we might need to do something about it */
}
p_sys->t_last_update = time( NULL );
}
p_sys->last_date = date;
p_sys->i_cur_char++;
if( p_sys->p_feeds[p_sys->i_cur_feed].p_items[p_sys->i_cur_item].psz_title[p_sys->i_cur_char] == 0 )
......@@ -398,7 +422,7 @@ static int FetchRSS( filter_t *p_filter)
p_sys->i_feeds = 1;
i_int = 0;
while( p_sys->psz_urls[i_int] != 0 )
if( p_sys->psz_urls[i_int++] == ',' )
if( p_sys->psz_urls[i_int++] == '|' )
p_sys->i_feeds++;
p_sys->p_feeds = (struct rss_feed_t *)malloc( p_sys->i_feeds
* sizeof( struct rss_feed_t ) );
......@@ -419,7 +443,7 @@ static int FetchRSS( filter_t *p_filter)
if( psz_buffer == NULL ) break;
if( psz_buffer[0] == 0 ) psz_buffer++;
psz_feed = psz_buffer;
psz_buffer = strchr( psz_buffer, ',' );
psz_buffer = strchr( psz_buffer, '|' );
if( psz_buffer != NULL ) psz_buffer[0] = 0;
p_feed->psz_title = NULL;
......@@ -456,35 +480,52 @@ static int FetchRSS( filter_t *p_filter)
return 1;
case XML_READER_STARTELEM:
if( psz_eltname ) free( psz_eltname );
if( psz_eltname )
{
free( psz_eltname );
psz_eltname = NULL;
}
psz_eltname = xml_ReaderName( p_xml_reader );
if( !psz_eltname )
{
return 1;
}
# ifdef RSS_DEBUG
msg_Dbg( p_filter, "element name : %s", psz_eltname );
# endif
if( !strcmp( psz_eltname, "item" ) )
{
i_is_item = VLC_TRUE;
p_feed->i_items++;
p_feed->p_items = (struct rss_item_t *)realloc( p_feed->p_items, p_feed->i_items * sizeof( struct rss_item_t ) );
p_feed->p_items[p_feed->i_items-1].psz_title = NULL;
p_feed->p_items[p_feed->i_items-1].psz_description
= NULL;
p_feed->p_items[p_feed->i_items-1].psz_link = NULL;
}
break;
case XML_READER_ENDELEM:
if( psz_eltname ) free( psz_eltname );
if( psz_eltname )
{
free( psz_eltname );
psz_eltname = NULL;
}
psz_eltname = xml_ReaderName( p_xml_reader );
if( !psz_eltname )
{
return 1;
}
# ifdef RSS_DEBUG
msg_Dbg( p_filter, "element end : %s", psz_eltname );
# endif
if( !strcmp( psz_eltname, "item" ) )
{
i_is_item = VLC_FALSE;
i_item++;
}
free( psz_eltname ); psz_eltname = NULL;
free( psz_eltname );
psz_eltname = NULL;
break;
case XML_READER_TEXT:
......@@ -493,7 +534,9 @@ static int FetchRSS( filter_t *p_filter)
{
return 1;
}
# ifdef RSS_DEBUG
msg_Dbg( p_filter, " text : %s", psz_eltvalue );
# endif
if( i_is_item == VLC_FALSE )
{
if( !strcmp( psz_eltname, "title" ) )
......@@ -511,6 +554,7 @@ static int FetchRSS( filter_t *p_filter)
else
{
free( psz_eltvalue );
psz_eltvalue = NULL;
}
}
else
......@@ -532,6 +576,7 @@ static int FetchRSS( filter_t *p_filter)
else
{
free( psz_eltvalue );
psz_eltvalue = NULL;
}
}
break;
......@@ -540,6 +585,7 @@ static int FetchRSS( filter_t *p_filter)
if( p_xml_reader && p_xml ) xml_ReaderDelete( p_xml, p_xml_reader );
if( p_stream ) stream_Delete( p_stream );
msg_Dbg( p_filter, "Done with %s RSS feed.", psz_feed );
}
free( psz_buffer_2 );
if( p_xml ) xml_Delete( p_xml );
......@@ -560,21 +606,28 @@ static void FreeRSS( filter_t *p_filter)
int i_feed;
int i_item;
fprintf( stderr, "freeing ...\n" );
for( i_feed = 0; i_feed < p_sys->i_feeds; i_feed++ )
{
fprintf( stderr, "i_feed = %d\n", i_feed );
p_feed = p_sys->p_feeds+i_feed;
for( i_item = 0; i_item < p_feed->i_items; i_item++ )
{
fprintf( stderr, "i_feed = %d, i_item = %d\n", i_feed, i_item );
p_item = p_feed->p_items+i_item;
free( p_item->psz_title );
free( p_item->psz_link );
fprintf( stderr, "psz_description : %p %s \n", p_item->psz_description, p_item->psz_description);
free( p_item->psz_description );
fprintf( stderr, "i_item done\n");
}
free( p_feed->p_items );
free( p_feed->psz_title);
free( p_feed->psz_link );
free( p_feed->psz_description );
fprintf( stderr, "i_feed done\n");
}
free( p_sys->p_feeds );
p_sys->i_feeds = 0;
fprintf( stderr, "done freeing.\n" );
}
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