1 /*****************************************************************************
2 * notify.c : libnotify notification plugin
3 *****************************************************************************
4 * Copyright (C) 2006-2007 the VideoLAN team
7 * Authors: Christophe Mutricy <xtophe -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 *****************************************************************************/
32 #include <vlc_interface.h>
33 #include <vlc_playlist.h>
37 #include <gdk-pixbuf/gdk-pixbuf.h>
38 #include <libnotify/notify.h>
40 /*****************************************************************************
42 *****************************************************************************/
43 static int Open ( vlc_object_t * );
44 static void Close ( vlc_object_t * );
46 static int ItemChange( vlc_object_t *, const char *,
47 vlc_value_t, vlc_value_t, void * );
48 static int Notify( vlc_object_t *, const char *, GdkPixbuf *, intf_thread_t * );
49 #define MAX_LENGTH 256
53 NotifyNotification *notification;
57 /*****************************************************************************
59 ****************************************************************************/
61 #define APPLICATION_NAME "VLC media player"
63 #define TIMEOUT_TEXT N_("Timeout (ms)")
64 #define TIMEOUT_LONGTEXT N_("How long the notification will be displayed ")
67 set_category( CAT_INTERFACE );
68 set_subcategory( SUBCAT_INTERFACE_CONTROL );
69 set_shortname( _( "Notify" ) );
70 set_description( _("LibNotify Notification Plugin") );
72 add_integer( "notify-timeout", 4000,NULL,
73 TIMEOUT_TEXT, TIMEOUT_LONGTEXT, VLC_TRUE );
75 set_capability( "interface", 0 );
76 set_callbacks( Open, Close );
79 /*****************************************************************************
80 * Open: initialize and create stuff
81 *****************************************************************************/
82 static int Open( vlc_object_t *p_this )
84 intf_thread_t *p_intf = (intf_thread_t *)p_this;
85 playlist_t *p_playlist;
86 intf_sys_t *p_sys = malloc( sizeof( intf_sys_t ) );
90 msg_Err( p_intf, "Out of memory" );
94 if( !notify_init( APPLICATION_NAME ) )
96 msg_Err( p_intf, "can't find notification daemon" );
100 vlc_mutex_init( p_this, &p_sys->lock );
102 p_intf->p_sys = p_sys;
104 p_intf->p_sys->notification = NULL;
106 p_playlist = pl_Yield( p_intf );
107 var_AddCallback( p_playlist, "playlist-current", ItemChange, p_intf );
108 pl_Release( p_intf );
113 /*****************************************************************************
114 * Close: destroy interface stuff
115 *****************************************************************************/
116 static void Close( vlc_object_t *p_this )
118 intf_thread_t *p_intf = ( intf_thread_t* ) p_this;
119 intf_sys_t *p_sys = p_intf->p_sys;
121 playlist_t *p_playlist = pl_Yield( p_this );
122 var_DelCallback( p_playlist, "playlist-current", ItemChange, p_this );
123 pl_Release( p_this );
125 if( p_intf->p_sys->notification )
126 g_object_unref( p_intf->p_sys->notification );
128 vlc_mutex_destroy( &p_sys->lock );
133 /*****************************************************************************
134 * ItemChange: Playlist item change callback
135 *****************************************************************************/
136 static int ItemChange( vlc_object_t *p_this, const char *psz_var,
137 vlc_value_t oldval, vlc_value_t newval, void *param )
139 char psz_tmp[MAX_LENGTH];
140 char psz_notify[MAX_LENGTH];
141 char *psz_title = NULL;
142 char *psz_artist = NULL;
143 char *psz_album = NULL;
144 char *psz_arturl = NULL;
145 input_thread_t *p_input = NULL;
146 playlist_t * p_playlist = pl_Yield( p_this );
147 intf_thread_t *p_intf = ( intf_thread_t* ) param;
148 intf_sys_t *p_sys = p_intf->p_sys;
150 p_input = p_playlist->p_input;
151 pl_Release( p_playlist );
153 if( !p_input ) return VLC_SUCCESS;
154 vlc_object_yield( p_input );
156 if( p_input->b_dead )
158 /* Not playing anything ... */
159 vlc_object_release( p_input );
162 /*Wait a tad so the meta has been fetched*/
165 /* Playing something ... */
166 psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
167 psz_album = input_item_GetAlbum( input_GetItem( p_input ) ) ;
168 psz_title = input_item_GetTitle( input_GetItem( p_input ) );
169 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
172 psz_title = input_item_GetName( input_GetItem( p_input ) );
174 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
175 { /* Not enough metadata ... */
179 vlc_object_release( p_input );
182 if( EMPTY_STR( psz_artist ) )
187 if( EMPTY_STR( psz_album ) )
193 vlc_object_release( p_input );
195 if( psz_artist && psz_album )
196 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s\n[%s]",
197 psz_title, psz_artist, psz_album );
198 else if( psz_artist )
199 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s",
200 psz_title, psz_artist );
202 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>", psz_title );
208 GdkPixbuf *pix = NULL;
209 GError *p_error = NULL;
211 psz_arturl = input_item_GetArtURL( input_GetItem( p_input ) );
212 if( psz_arturl && !strncmp( psz_arturl, "file://", 7 ) &&
213 strlen( psz_arturl ) > 7 )
214 { /* scale the art to show it in notify popup */
216 pix = gdk_pixbuf_new_from_file_at_scale(
217 (psz_arturl + 7), 72, 72, b, &p_error );
220 else /* else we show state-of-the art logo */
221 pix = gdk_pixbuf_new_from_file( DATA_PATH "/vlc48x48.png", &p_error );
223 /* we need to replace '&' with '&' because '&' is a keyword of
224 * notification-daemon parser */
225 int i_notify, i_len, i;
226 i_len = strlen( psz_tmp );
228 for( i = 0; ( ( i < i_len ) && ( i_notify < ( MAX_LENGTH - 5 ) ) ); i++ )
229 { /* we use MAX_LENGTH - 5 because if the last char of psz_tmp is '&'
230 * we will need 5 more characters: 'amp;\0' .
231 * however that's unlikely to happen because the last char is '\0' */
232 if( psz_tmp[i] != '&' )
233 psz_notify[i_notify] = psz_tmp[i];
236 snprintf( psz_notify + i_notify, 6, "&" );
241 psz_notify[i_notify] = '\0';
243 vlc_mutex_lock( &p_sys->lock );
245 Notify( p_this, psz_notify, pix, p_intf );
247 vlc_mutex_unlock( &p_sys->lock );
252 static void Next( NotifyNotification *notification, gchar *psz, gpointer p )
253 { /* libnotify callback, called when the "Next" button is pressed */
254 notify_notification_close (notification, NULL);
255 playlist_t *p_playlist = pl_Yield( ((vlc_object_t*) p) );
256 playlist_Next( p_playlist );
257 pl_Release( ((vlc_object_t*) p) );
260 static void Prev( NotifyNotification *notification, gchar *psz, gpointer p )
261 { /* libnotify callback, called when the "Previous" button is pressed */
262 notify_notification_close (notification, NULL);
263 playlist_t *p_playlist = pl_Yield( ((vlc_object_t*) p) );
264 playlist_Prev( p_playlist );
265 pl_Release( ((vlc_object_t*) p) );
268 static int Notify( vlc_object_t *p_this, const char *psz_temp, GdkPixbuf *pix,
269 intf_thread_t *p_intf )
271 NotifyNotification * notification;
272 GError *p_error = NULL;
274 /* Close previous notification if still active */
275 if( p_intf->p_sys->notification )
277 notify_notification_close( p_intf->p_sys->notification, &p_error );
278 g_object_unref( p_intf->p_sys->notification );
281 notification = notify_notification_new( _("Now Playing"),
282 psz_temp, NULL, NULL);
283 notify_notification_set_timeout( notification,
284 config_GetInt(p_this, "notify-timeout") );
285 notify_notification_set_urgency( notification, NOTIFY_URGENCY_LOW );
288 notify_notification_set_icon_from_pixbuf( notification, pix );
289 gdk_pixbuf_unref( pix );
292 /* Adds previous and next buttons in the notification */
293 notify_notification_add_action( notification, "previous", _("Previous"), Prev,
294 (gpointer*) p_intf, NULL );
295 notify_notification_add_action( notification, "next", _("Next"), Next,
296 (gpointer*) p_intf, NULL );
298 notify_notification_show( notification, NULL);
300 /* Stores the notification to be able to close it */
301 p_intf->p_sys->notification = notification;