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 *****************************************************************************/
28 #include <vlc_interface.h>
29 #include <vlc_playlist.h>
33 #include <gdk-pixbuf/gdk-pixbuf.h>
34 #include <libnotify/notify.h>
36 /*****************************************************************************
38 *****************************************************************************/
39 static int Open ( vlc_object_t * );
40 static void Close ( vlc_object_t * );
42 static int ItemChange( vlc_object_t *, const char *,
43 vlc_value_t, vlc_value_t, void * );
44 static int Notify( vlc_object_t *, const char *, GdkPixbuf *, intf_thread_t * );
45 #define MAX_LENGTH 256
49 NotifyNotification *notification;
53 /*****************************************************************************
55 ****************************************************************************/
57 #define APPLICATION_NAME "VLC media player"
59 #define TIMEOUT_TEXT N_("Timeout (ms)")
60 #define TIMEOUT_LONGTEXT N_("How long the notification will be displayed ")
63 set_category( CAT_INTERFACE );
64 set_subcategory( SUBCAT_INTERFACE_CONTROL );
65 set_shortname( _( "Notify" ) );
66 set_description( _("LibNotify Notification Plugin") );
68 add_integer( "notify-timeout", 4000,NULL,
69 TIMEOUT_TEXT, TIMEOUT_LONGTEXT, VLC_TRUE );
71 set_capability( "interface", 0 );
72 set_callbacks( Open, Close );
75 /*****************************************************************************
76 * Open: initialize and create stuff
77 *****************************************************************************/
78 static int Open( vlc_object_t *p_this )
80 intf_thread_t *p_intf = (intf_thread_t *)p_this;
81 playlist_t *p_playlist;
82 intf_sys_t *p_sys = malloc( sizeof( intf_sys_t ) );
86 msg_Err( p_intf, "Out of memory" );
90 if( !notify_init( APPLICATION_NAME ) )
92 msg_Err( p_intf, "can't find notification daemon" );
96 vlc_mutex_init( p_this, &p_sys->lock );
98 p_intf->p_sys = p_sys;
100 p_intf->p_sys->notification = NULL;
102 p_playlist = pl_Yield( p_intf );
103 var_AddCallback( p_playlist, "playlist-current", ItemChange, p_intf );
104 pl_Release( p_intf );
109 /*****************************************************************************
110 * Close: destroy interface stuff
111 *****************************************************************************/
112 static void Close( vlc_object_t *p_this )
114 intf_thread_t *p_intf = ( intf_thread_t* ) p_this;
115 intf_sys_t *p_sys = p_intf->p_sys;
117 playlist_t *p_playlist = pl_Yield( p_this );
118 var_DelCallback( p_playlist, "playlist-current", ItemChange, p_this );
119 pl_Release( p_this );
121 if( p_intf->p_sys->notification )
122 g_object_unref( p_intf->p_sys->notification );
124 vlc_mutex_destroy( &p_sys->lock );
129 /*****************************************************************************
130 * ItemChange: Playlist item change callback
131 *****************************************************************************/
132 static int ItemChange( vlc_object_t *p_this, const char *psz_var,
133 vlc_value_t oldval, vlc_value_t newval, void *param )
135 char psz_tmp[MAX_LENGTH];
136 char psz_notify[MAX_LENGTH];
137 char *psz_title = NULL;
138 char *psz_artist = NULL;
139 char *psz_album = NULL;
140 char *psz_arturl = NULL;
141 input_thread_t *p_input = NULL;
142 playlist_t * p_playlist = pl_Yield( p_this );
143 intf_thread_t *p_intf = ( intf_thread_t* ) param;
144 intf_sys_t *p_sys = p_intf->p_sys;
146 p_input = p_playlist->p_input;
147 pl_Release( p_playlist );
149 if( !p_input ) return VLC_SUCCESS;
150 vlc_object_yield( p_input );
152 if( p_input->b_dead )
154 /* Not playing anything ... */
155 vlc_object_release( p_input );
158 /*Wait a tad so the meta has been fetched*/
161 /* Playing something ... */
162 psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
163 psz_album = input_item_GetAlbum( input_GetItem( p_input ) ) ;
164 psz_title = input_item_GetTitle( input_GetItem( p_input ) );
165 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
168 psz_title = input_item_GetName( input_GetItem( p_input ) );
170 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
171 { /* Not enough metadata ... */
175 vlc_object_release( p_input );
178 if( EMPTY_STR( psz_artist ) )
183 if( EMPTY_STR( psz_album ) )
189 vlc_object_release( p_input );
191 if( psz_artist && psz_album )
192 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s\n[%s]",
193 psz_title, psz_artist, psz_album );
194 else if( psz_artist )
195 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s",
196 psz_title, psz_artist );
198 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>", psz_title );
204 GdkPixbuf *pix = NULL;
205 GError *p_error = NULL;
207 psz_arturl = input_item_GetArtURL( input_GetItem( p_input ) );
208 if( psz_arturl && !strncmp( psz_arturl, "file://", 7 ) &&
209 strlen( psz_arturl ) > 7 )
210 { /* scale the art to show it in notify popup */
212 pix = gdk_pixbuf_new_from_file_at_scale(
213 (psz_arturl + 7), 72, 72, b, &p_error );
216 else /* else we show state-of-the art logo */
217 pix = gdk_pixbuf_new_from_file( DATA_PATH "/vlc48x48.png", &p_error );
219 /* we need to replace '&' with '&' because '&' is a keyword of
220 * notification-daemon parser */
221 int i_notify, i_len, i;
222 i_len = strlen( psz_tmp );
224 for( i = 0; ( ( i < i_len ) && ( i_notify < ( MAX_LENGTH - 5 ) ) ); i++ )
225 { /* we use MAX_LENGTH - 5 because if the last char of psz_tmp is '&'
226 * we will need 5 more characters: 'amp;\0' .
227 * however that's unlikely to happen because the last char is '\0' */
228 if( psz_tmp[i] != '&' )
229 psz_notify[i_notify] = psz_tmp[i];
232 snprintf( psz_notify + i_notify, 6, "&" );
237 psz_notify[i_notify] = '\0';
239 vlc_mutex_lock( &p_sys->lock );
241 Notify( p_this, psz_notify, pix, p_intf );
243 vlc_mutex_unlock( &p_sys->lock );
248 static void Next( NotifyNotification *notification, gchar *psz, gpointer p )
249 { /* libnotify callback, called when the "Next" button is pressed */
250 notify_notification_close (notification, NULL);
251 playlist_t *p_playlist = pl_Yield( ((vlc_object_t*) p) );
252 playlist_Next( p_playlist );
253 pl_Release( ((vlc_object_t*) p) );
256 static void Prev( NotifyNotification *notification, gchar *psz, gpointer p )
257 { /* libnotify callback, called when the "Previous" button is pressed */
258 notify_notification_close (notification, NULL);
259 playlist_t *p_playlist = pl_Yield( ((vlc_object_t*) p) );
260 playlist_Prev( p_playlist );
261 pl_Release( ((vlc_object_t*) p) );
264 static int Notify( vlc_object_t *p_this, const char *psz_temp, GdkPixbuf *pix,
265 intf_thread_t *p_intf )
267 NotifyNotification * notification;
268 GError *p_error = NULL;
270 /* Close previous notification if still active */
271 if( p_intf->p_sys->notification )
273 notify_notification_close( p_intf->p_sys->notification, &p_error );
274 g_object_unref( p_intf->p_sys->notification );
277 notification = notify_notification_new( _("Now Playing"),
278 psz_temp, NULL, NULL);
279 notify_notification_set_timeout( notification,
280 config_GetInt(p_this, "notify-timeout") );
281 notify_notification_set_urgency( notification, NOTIFY_URGENCY_LOW );
284 notify_notification_set_icon_from_pixbuf( notification, pix );
285 gdk_pixbuf_unref( pix );
288 /* Adds previous and next buttons in the notification */
289 notify_notification_add_action( notification, "previous", _("Previous"), Prev,
290 (gpointer*) p_intf, NULL );
291 notify_notification_add_action( notification, "next", _("Next"), Next,
292 (gpointer*) p_intf, NULL );
294 notify_notification_show( notification, NULL);
296 /* Stores the notification to be able to close it */
297 p_intf->p_sys->notification = notification;