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 *****************************************************************************/
31 #include <vlc_common.h>
32 #include <vlc_plugin.h>
33 #include <vlc_interface.h>
34 #include <vlc_playlist.h>
38 #include <gdk-pixbuf/gdk-pixbuf.h>
39 #include <libnotify/notify.h>
41 /*****************************************************************************
43 *****************************************************************************/
44 static int Open ( vlc_object_t * );
45 static void Close ( vlc_object_t * );
47 static int ItemChange( vlc_object_t *, const char *,
48 vlc_value_t, vlc_value_t, void * );
49 static int Notify( vlc_object_t *, const char *, GdkPixbuf *, intf_thread_t * );
50 #define MAX_LENGTH 256
54 NotifyNotification *notification;
58 /*****************************************************************************
60 ****************************************************************************/
62 #define APPLICATION_NAME "VLC media player"
64 #define TIMEOUT_TEXT N_("Timeout (ms)")
65 #define TIMEOUT_LONGTEXT N_("How long the notification will be displayed ")
68 set_category( CAT_INTERFACE );
69 set_subcategory( SUBCAT_INTERFACE_CONTROL );
70 set_shortname( N_( "Notify" ) );
71 set_description( N_("LibNotify Notification Plugin") );
73 add_integer( "notify-timeout", 4000,NULL,
74 TIMEOUT_TEXT, TIMEOUT_LONGTEXT, true );
76 set_capability( "interface", 0 );
77 set_callbacks( Open, Close );
80 /*****************************************************************************
81 * Open: initialize and create stuff
82 *****************************************************************************/
83 static int Open( vlc_object_t *p_this )
85 intf_thread_t *p_intf = (intf_thread_t *)p_this;
86 playlist_t *p_playlist;
87 intf_sys_t *p_sys = malloc( sizeof( intf_sys_t ) );
91 msg_Err( p_intf, "Out of memory" );
95 if( !notify_init( APPLICATION_NAME ) )
98 msg_Err( p_intf, "can't find notification daemon" );
102 vlc_mutex_init( &p_sys->lock );
104 p_intf->p_sys = p_sys;
106 p_intf->p_sys->notification = NULL;
108 p_playlist = pl_Hold( p_intf );
109 var_AddCallback( p_playlist, "playlist-current", ItemChange, p_intf );
110 pl_Release( p_intf );
115 /*****************************************************************************
116 * Close: destroy interface stuff
117 *****************************************************************************/
118 static void Close( vlc_object_t *p_this )
120 intf_thread_t *p_intf = ( intf_thread_t* ) p_this;
121 intf_sys_t *p_sys = p_intf->p_sys;
123 playlist_t *p_playlist = pl_Hold( p_this );
124 var_DelCallback( p_playlist, "playlist-current", ItemChange, p_this );
125 pl_Release( p_this );
127 if( p_intf->p_sys->notification )
128 g_object_unref( p_intf->p_sys->notification );
130 vlc_mutex_destroy( &p_sys->lock );
135 /*****************************************************************************
136 * ItemChange: Playlist item change callback
137 *****************************************************************************/
138 static int ItemChange( vlc_object_t *p_this, const char *psz_var,
139 vlc_value_t oldval, vlc_value_t newval, void *param )
141 VLC_UNUSED(psz_var); VLC_UNUSED(oldval); VLC_UNUSED(newval);
142 char psz_tmp[MAX_LENGTH];
143 char psz_notify[MAX_LENGTH];
144 char *psz_title = NULL;
145 char *psz_artist = NULL;
146 char *psz_album = NULL;
147 char *psz_arturl = NULL;
148 input_thread_t *p_input = playlist_CurrentInput(
149 (playlist_t*) p_this );
150 intf_thread_t *p_intf = ( intf_thread_t* ) param;
151 intf_sys_t *p_sys = p_intf->p_sys;
153 if( !p_input ) return VLC_SUCCESS;
155 if( p_input->b_dead )
157 /* Not playing anything ... */
158 vlc_object_release( p_input );
161 /*Wait a tad so the meta has been fetched*/
164 /* Playing something ... */
165 psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
166 psz_album = input_item_GetAlbum( input_GetItem( p_input ) ) ;
167 psz_title = input_item_GetTitle( input_GetItem( p_input ) );
168 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
171 psz_title = input_item_GetName( input_GetItem( p_input ) );
173 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
174 { /* Not enough metadata ... */
178 vlc_object_release( p_input );
181 if( EMPTY_STR( psz_artist ) )
186 if( EMPTY_STR( psz_album ) )
192 vlc_object_release( p_input );
194 if( psz_artist && psz_album )
195 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s\n[%s]",
196 psz_title, psz_artist, psz_album );
197 else if( psz_artist )
198 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s",
199 psz_title, psz_artist );
201 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>", psz_title );
207 GdkPixbuf *pix = NULL;
208 GError *p_error = NULL;
210 psz_arturl = input_item_GetArtURL( input_GetItem( p_input ) );
211 if( psz_arturl && !strncmp( psz_arturl, "file://", 7 ) &&
212 strlen( psz_arturl ) > 7 )
213 { /* scale the art to show it in notify popup */
215 pix = gdk_pixbuf_new_from_file_at_scale(
216 (psz_arturl + 7), 72, 72, b, &p_error );
219 else /* else we show state-of-the art logo */
221 const char *data_path = config_GetDataDir ();
222 char buf[strlen (data_path) + sizeof ("/vlc48x48.png")];
224 snprintf (buf, sizeof (buf), "%s/vlc48x48.png", data_path);
225 pix = gdk_pixbuf_new_from_file( buf, &p_error );
228 /* we need to replace '&' with '&' because '&' is a keyword of
229 * notification-daemon parser */
230 int i_notify, i_len, i;
231 i_len = strlen( psz_tmp );
233 for( i = 0; ( ( i < i_len ) && ( i_notify < ( MAX_LENGTH - 5 ) ) ); i++ )
234 { /* we use MAX_LENGTH - 5 because if the last char of psz_tmp is '&'
235 * we will need 5 more characters: 'amp;\0' .
236 * however that's unlikely to happen because the last char is '\0' */
237 if( psz_tmp[i] != '&' )
238 psz_notify[i_notify] = psz_tmp[i];
241 snprintf( psz_notify + i_notify, 6, "&" );
246 psz_notify[i_notify] = '\0';
248 vlc_mutex_lock( &p_sys->lock );
250 Notify( p_this, psz_notify, pix, p_intf );
252 vlc_mutex_unlock( &p_sys->lock );
257 static void Next( NotifyNotification *notification, gchar *psz, gpointer p )
258 { /* libnotify callback, called when the "Next" button is pressed */
260 notify_notification_close (notification, NULL);
261 playlist_t *p_playlist = pl_Hold( ((vlc_object_t*) p) );
262 playlist_Next( p_playlist );
263 pl_Release( ((vlc_object_t*) p) );
266 static void Prev( NotifyNotification *notification, gchar *psz, gpointer p )
267 { /* libnotify callback, called when the "Previous" button is pressed */
269 notify_notification_close (notification, NULL);
270 playlist_t *p_playlist = pl_Hold( ((vlc_object_t*) p) );
271 playlist_Prev( p_playlist );
272 pl_Release( ((vlc_object_t*) p) );
275 static int Notify( vlc_object_t *p_this, const char *psz_temp, GdkPixbuf *pix,
276 intf_thread_t *p_intf )
278 NotifyNotification * notification;
279 GError *p_error = NULL;
281 /* Close previous notification if still active */
282 if( p_intf->p_sys->notification )
284 notify_notification_close( p_intf->p_sys->notification, &p_error );
285 g_object_unref( p_intf->p_sys->notification );
288 notification = notify_notification_new( _("Now Playing"),
289 psz_temp, NULL, NULL);
290 notify_notification_set_timeout( notification,
291 config_GetInt(p_this, "notify-timeout") );
292 notify_notification_set_urgency( notification, NOTIFY_URGENCY_LOW );
295 notify_notification_set_icon_from_pixbuf( notification, pix );
296 gdk_pixbuf_unref( pix );
299 /* Adds previous and next buttons in the notification */
300 notify_notification_add_action( notification, "previous", _("Previous"), Prev,
301 (gpointer*) p_intf, NULL );
302 notify_notification_add_action( notification, "next", _("Next"), Next,
303 (gpointer*) p_intf, NULL );
305 notify_notification_show( notification, NULL);
307 /* Stores the notification to be able to close it */
308 p_intf->p_sys->notification = notification;