1 /*****************************************************************************
2 * podcast.c: Podcast services discovery module
3 *****************************************************************************
4 * Copyright (C) 2005 the VideoLAN team
7 * Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
33 #include <vlc_playlist.h>
34 #include <vlc_network.h>
36 #include <errno.h> /* ENOMEM */
41 #ifdef HAVE_SYS_TIME_H
42 # include <sys/time.h>
45 /************************************************************************
46 * Macros and definitions
47 ************************************************************************/
49 /*****************************************************************************
51 *****************************************************************************/
54 static int Open ( vlc_object_t * );
55 static void Close( vlc_object_t * );
57 #define URLS_TEXT N_("Podcast URLs list")
58 #define URLS_LONGTEXT N_("Enter the list of podcasts to retrieve, " \
59 "separated by '|' (pipe)." )
62 set_shortname( "Podcast");
63 set_description( _("Podcasts") );
64 set_category( CAT_PLAYLIST );
65 set_subcategory( SUBCAT_PLAYLIST_SD );
67 add_string( "podcast-urls", NULL, NULL,
68 URLS_TEXT, URLS_LONGTEXT, false );
71 set_capability( "services_discovery", 0 );
72 set_callbacks( Open, Close );
77 /*****************************************************************************
79 *****************************************************************************/
81 struct services_discovery_sys_t
84 input_thread_t **pp_input;
93 /*****************************************************************************
95 *****************************************************************************/
96 static void Run( services_discovery_t *p_intf );
97 static int UrlsChange( vlc_object_t *, char const *, vlc_value_t,
98 vlc_value_t, void * );
99 static void ParseUrls( services_discovery_t *p_sd, char *psz_urls );
101 /*****************************************************************************
102 * Open: initialize and create stuff
103 *****************************************************************************/
104 static int Open( vlc_object_t *p_this )
106 services_discovery_t *p_sd = ( services_discovery_t* )p_this;
107 services_discovery_sys_t *p_sys = malloc(
108 sizeof( services_discovery_sys_t ) );
113 p_sys->ppsz_urls = NULL;
115 p_sys->pp_input = NULL;
116 p_sys->b_update = true;
122 services_discovery_SetLocalizedName( p_sd, _("Podcasts") );
127 /*****************************************************************************
129 *****************************************************************************/
130 static void Close( vlc_object_t *p_this )
132 services_discovery_t *p_sd = ( services_discovery_t* )p_this;
133 services_discovery_sys_t *p_sys = p_sd->p_sys;
135 for( i = 0; i < p_sys->i_input; i++ )
137 if( p_sd->p_sys->pp_input[i] )
139 input_StopThread( p_sd->p_sys->pp_input[i] );
140 vlc_object_release( p_sd->p_sys->pp_input[i] );
141 p_sd->p_sys->pp_input[i] = NULL;
144 free( p_sd->p_sys->pp_input );
145 for( i = 0; i < p_sys->i_urls; i++ ) free( p_sys->ppsz_urls[i] );
146 free( p_sys->ppsz_urls );
150 /*****************************************************************************
152 *****************************************************************************/
153 static void Run( services_discovery_t *p_sd )
155 services_discovery_sys_t *p_sys = p_sd->p_sys;
157 char *psz_urls = var_CreateGetString( p_sd, "podcast-urls" );
158 free( psz_urls ); /* Gruik ? */
159 var_AddCallback( p_sd, "podcast-urls", UrlsChange, p_sys );
161 while( !p_sd->b_die )
164 if( p_sys->b_update == true )
166 msg_Dbg( p_sd, "Update required" );
167 psz_urls = var_GetNonEmptyString( p_sd, "podcast-urls" );
168 if( psz_urls != NULL )
169 ParseUrls( p_sd, psz_urls );
171 p_sys->b_update = false;
174 for( i = 0; i < p_sd->p_sys->i_input; i++ )
176 if( p_sd->p_sys->pp_input[i]->b_eof
177 || p_sd->p_sys->pp_input[i]->b_error )
179 input_StopThread( p_sd->p_sys->pp_input[i] );
180 vlc_object_release( p_sd->p_sys->pp_input[i] );
181 p_sd->p_sys->pp_input[i] = NULL;
182 REMOVE_ELEM( p_sys->pp_input, p_sys->i_input, i );
190 static int UrlsChange( vlc_object_t *p_this, char const *psz_var,
191 vlc_value_t oldval, vlc_value_t newval,
194 VLC_UNUSED(p_this); VLC_UNUSED(psz_var); VLC_UNUSED(oldval);
196 services_discovery_sys_t *p_sys = (services_discovery_sys_t *)p_data;
197 p_sys->b_update = true;
201 static void ParseUrls( services_discovery_t *p_sd, char *psz_urls )
203 services_discovery_sys_t *p_sys = p_sd->p_sys;
207 char *psz_tok = strchr( psz_urls, '|' );
208 if( psz_tok ) *psz_tok = '\0';
209 for( i = 0; i < p_sys->i_urls; i++ )
210 if( !strcmp( psz_urls, p_sys->ppsz_urls[i] ) )
212 if( i == p_sys->i_urls )
214 /* Only add new urls.
215 * FIXME: We don't delete urls which have been removed from
216 * the config since we don't have a way to know which inputs
218 input_item_t *p_input;
219 INSERT_ELEM( p_sys->ppsz_urls, p_sys->i_urls, p_sys->i_urls,
220 strdup( psz_urls ) );
221 p_input = input_ItemNewExt( p_sd, psz_urls,
222 psz_urls, 0, NULL, -1 );
223 input_ItemAddOption( p_input, "demux=podcast" );
224 services_discovery_AddItem( p_sd, p_input, NULL /* no cat */ );
225 INSERT_ELEM( p_sys->pp_input, p_sys->i_input, p_sys->i_input,
226 input_CreateThread( p_sd, p_input ) );
228 if( psz_tok ) psz_urls = psz_tok+1;