1 /*****************************************************************************
2 * notify.c : libnotify notification plugin
3 *****************************************************************************
4 * Copyright (C) 2006 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 *****************************************************************************/
29 #include <gdk-pixbuf/gdk-pixbuf.h>
30 #include <libnotify/notify.h>
33 #include <vlc_interface.h>
34 #include <vlc_playlist.h>
37 /*****************************************************************************
39 *****************************************************************************/
40 static int Open ( vlc_object_t * );
41 static void Close ( vlc_object_t * );
43 static int ItemChange( vlc_object_t *, const char *,
44 vlc_value_t, vlc_value_t, void * );
45 static int Notify( vlc_object_t *, const char *, GdkPixbuf *, intf_thread_t * );
46 #define MAX_LENGTH 256
50 NotifyNotification *notification;
54 /*****************************************************************************
56 ****************************************************************************/
58 #define APPLICATION_NAME "VLC media player"
60 #define TIMEOUT_TEXT N_("Timeout (ms)")
61 #define TIMEOUT_LONGTEXT N_("How long the notification will be displayed ")
64 set_category( CAT_INTERFACE );
65 set_subcategory( SUBCAT_INTERFACE_CONTROL );
66 set_shortname( _( "Notify" ) );
67 set_description( _("LibNotify Notification Plugin") );
69 add_integer( "notify-timeout", 4000,NULL,
70 TIMEOUT_TEXT, TIMEOUT_LONGTEXT, VLC_TRUE );
72 set_capability( "interface", 0 );
73 set_callbacks( Open, Close );
76 /*****************************************************************************
77 * Open: initialize and create stuff
78 *****************************************************************************/
79 static int Open( vlc_object_t *p_this )
81 intf_thread_t *p_intf = (intf_thread_t *)p_this;
82 playlist_t *p_playlist;
83 intf_sys_t *p_sys = malloc( sizeof( intf_sys_t ) );
87 msg_Err( p_intf, "Out of memory" );
91 if( !notify_init( APPLICATION_NAME ) )
93 msg_Err( p_intf, "can't find notification daemon" );
97 vlc_mutex_init( p_this, &p_sys->lock );
99 p_intf->p_sys = p_sys;
101 p_intf->p_sys->notification = NULL;
103 p_playlist = pl_Yield( p_intf );
104 var_AddCallback( p_playlist, "playlist-current", ItemChange, p_intf );
105 pl_Release( p_intf );
110 /*****************************************************************************
111 * Close: destroy interface stuff
112 *****************************************************************************/
113 static void Close( vlc_object_t *p_this )
115 intf_thread_t *p_intf = ( intf_thread_t* ) p_this;
116 intf_sys_t *p_sys = p_intf->p_sys;
118 playlist_t *p_playlist = pl_Yield( p_this );
119 var_DelCallback( p_playlist, "playlist-current", ItemChange, p_this );
120 pl_Release( p_this );
122 vlc_mutex_destroy( &p_sys->lock );
127 /*****************************************************************************
128 * ItemChange: Playlist item change callback
129 *****************************************************************************/
130 static int ItemChange( vlc_object_t *p_this, const char *psz_var,
131 vlc_value_t oldval, vlc_value_t newval, void *param )
133 char psz_tmp[MAX_LENGTH];
134 char psz_notify[MAX_LENGTH];
135 char *psz_title = NULL;
136 char *psz_artist = NULL;
137 char *psz_album = NULL;
138 char *psz_arturl = NULL;
139 input_thread_t *p_input = NULL;
140 playlist_t * p_playlist = pl_Yield( p_this );
141 intf_thread_t *p_intf = ( intf_thread_t* ) param;
142 intf_sys_t *p_sys = p_intf->p_sys;
144 p_input = p_playlist->p_input;
145 pl_Release( p_playlist );
147 if( !p_input ) return VLC_SUCCESS;
148 vlc_object_yield( p_input );
150 if( p_input->b_dead )
152 /* Not playing anything ... */
153 vlc_object_release( p_input );
156 /*Wait a tad so the meta has been fetched*/
159 /* Playing something ... */
160 psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
161 psz_album = input_item_GetAlbum( input_GetItem( p_input ) ) ;
162 psz_title = input_item_GetTitle( input_GetItem( p_input ) );
163 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
166 psz_title = input_item_GetName( input_GetItem( p_input ) );
168 if( ( psz_title == NULL ) || EMPTY_STR( psz_title ) )
169 { /* Not enough metadata ... */
173 vlc_object_release( p_input );
176 if( EMPTY_STR( psz_artist ) )
181 if( EMPTY_STR( psz_album ) )
187 vlc_object_release( p_input );
189 if( psz_artist && psz_album )
190 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s\n[%s]",
191 psz_title, psz_artist, psz_album );
192 else if( psz_artist )
193 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s",
194 psz_title, psz_artist );
196 snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>", psz_title );
202 GdkPixbuf *pix = NULL;
203 GError *p_error = NULL;
205 psz_arturl = input_item_GetArtURL( input_GetItem( p_input ) );
206 if( psz_arturl && !strncmp( psz_arturl, "file://", 7 ) &&
207 strlen( psz_arturl ) > 7 )
208 { /* scale the art to show it in notify popup */
210 pix = gdk_pixbuf_new_from_file_at_scale(
211 (psz_arturl + 7), 72, 72, b, &p_error );
214 else /* else we show state-of-the art logo */
215 pix = gdk_pixbuf_new_from_file( DATA_PATH "/vlc48x48.png", &p_error );
217 /* we need to replace '&' with '&' because '&' is a keyword of
218 * notification-daemon parser */
219 int i_notify, i_len, i;
220 i_len = strlen( psz_tmp );
222 for( i = 0; ( ( i < i_len ) && ( i_notify < ( MAX_LENGTH - 5 ) ) ); i++ )
223 { /* we use MAX_LENGTH - 5 because if the last char of psz_tmp is '&'
224 * we will need 5 more characters: 'amp;\0' .
225 * however that's unlikely to happen because the last char is '\0' */
226 if( psz_tmp[i] != '&' )
227 psz_notify[i_notify] = psz_tmp[i];
230 snprintf( psz_notify + i_notify, 6, "&" );
235 psz_notify[i_notify] = '\0';
237 vlc_mutex_lock( &p_sys->lock );
239 Notify( p_this, psz_notify, pix, p_intf );
241 vlc_mutex_unlock( &p_sys->lock );
246 static void Next( NotifyNotification *notification, gchar *psz, gpointer p )
247 { /* libnotify callback, called when the "Next" button is pressed */
248 notify_notification_close (notification, NULL);
249 playlist_t *p_playlist = pl_Yield( ((vlc_object_t*) p) );
250 playlist_Next( p_playlist );
251 pl_Release( ((vlc_object_t*) p) );
254 static void Prev( NotifyNotification *notification, gchar *psz, gpointer p )
255 { /* libnotify callback, called when the "Previous" button is pressed */
256 notify_notification_close (notification, NULL);
257 playlist_t *p_playlist = pl_Yield( ((vlc_object_t*) p) );
258 playlist_Prev( p_playlist );
259 pl_Release( ((vlc_object_t*) p) );
262 static int Notify( vlc_object_t *p_this, const char *psz_temp, GdkPixbuf *pix,
263 intf_thread_t *p_intf )
265 NotifyNotification * notification;
266 GError *p_error = NULL;
268 /* Close previous notification if still active */
269 if( p_intf->p_sys->notification )
270 notify_notification_close( p_intf->p_sys->notification, &p_error );
272 notification = notify_notification_new( _("Now Playing"),
273 psz_temp, NULL, NULL);
274 notify_notification_set_timeout( notification,
275 config_GetInt(p_this, "notify-timeout") );
276 notify_notification_set_urgency( notification, NOTIFY_URGENCY_LOW );
279 notify_notification_set_icon_from_pixbuf( notification, pix );
280 gdk_pixbuf_unref( pix );
283 /* Adds previous and next buttons in the notification */
284 notify_notification_add_action( notification, "prev", _("Previous"), Prev,
285 (gpointer*) p_intf, NULL );
286 notify_notification_add_action( notification, "next", _("Next"), Next,
287 (gpointer*) p_intf, NULL );
289 notify_notification_show( notification, NULL);
291 /* Stores the notification to be able to close it */
292 p_intf->p_sys->notification = notification;