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338 lines
11 KiB
338 lines
11 KiB
/*****************************************************************************
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* notify.c : libnotify notification plugin
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*****************************************************************************
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* Copyright (C) 2006-2009 the VideoLAN team
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* $Id$
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*
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* Authors: Christophe Mutricy <xtophe -at- videolan -dot- org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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/*****************************************************************************
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* Preamble
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*****************************************************************************/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#define VLC_MODULE_LICENSE VLC_LICENSE_GPL_2_PLUS
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#include <vlc_common.h>
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#include <vlc_plugin.h>
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#include <vlc_interface.h>
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#include <vlc_input.h>
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#include <vlc_playlist.h>
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#include <vlc_url.h>
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#include <gtk/gtk.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <libnotify/notify.h>
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#ifndef NOTIFY_CHECK_VERSION
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# define NOTIFY_CHECK_VERSION(x,y,z) 0
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#endif
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/*****************************************************************************
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* Module descriptor
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****************************************************************************/
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static int Open ( vlc_object_t * );
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static void Close ( vlc_object_t * );
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#define APPLICATION_NAME "VLC media player"
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#define TIMEOUT_TEXT N_("Timeout (ms)")
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#define TIMEOUT_LONGTEXT N_("How long the notification will be displayed ")
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vlc_module_begin ()
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set_category( CAT_INTERFACE )
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set_subcategory( SUBCAT_INTERFACE_CONTROL )
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set_shortname( N_( "Notify" ) )
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set_description( N_("LibNotify Notification Plugin") )
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add_integer( "notify-timeout", 4000,
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TIMEOUT_TEXT, TIMEOUT_LONGTEXT, true )
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set_capability( "interface", 0 )
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set_callbacks( Open, Close )
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vlc_module_end ()
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/*****************************************************************************
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* Local prototypes
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*****************************************************************************/
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static int ItemChange( vlc_object_t *, const char *,
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vlc_value_t, vlc_value_t, void * );
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static int Notify( vlc_object_t *, const char *, GdkPixbuf *, intf_thread_t * );
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#define MAX_LENGTH 256
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struct intf_sys_t
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{
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NotifyNotification *notification;
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vlc_mutex_t lock;
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bool b_has_actions;
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};
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/*****************************************************************************
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* Open: initialize and create stuff
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*****************************************************************************/
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static int Open( vlc_object_t *p_this )
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{
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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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intf_sys_t *p_sys = malloc( sizeof( *p_sys ) );
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if( !p_sys )
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return VLC_ENOMEM;
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if( !notify_init( APPLICATION_NAME ) )
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{
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free( p_sys );
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msg_Err( p_intf, "can't find notification daemon" );
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return VLC_EGENERIC;
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}
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p_intf->p_sys = p_sys;
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vlc_mutex_init( &p_sys->lock );
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p_sys->notification = NULL;
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p_sys->b_has_actions = false;
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GList *p_caps = notify_get_server_caps ();
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if( p_caps )
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{
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for( GList *c = p_caps; c != NULL; c = c->next )
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{
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if( !strcmp( (char*)c->data, "actions" ) )
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{
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p_sys->b_has_actions = true;
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break;
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}
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}
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g_list_foreach( p_caps, (GFunc)g_free, NULL );
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g_list_free( p_caps );
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}
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/* */
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var_AddCallback( pl_Get( p_intf ), "input-current", ItemChange, p_intf );
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* Close: destroy interface stuff
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*****************************************************************************/
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static void Close( vlc_object_t *p_this )
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{
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intf_thread_t *p_intf = ( intf_thread_t* ) p_this;
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intf_sys_t *p_sys = p_intf->p_sys;
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var_DelCallback( pl_Get( p_intf ), "input-current", ItemChange, p_this );
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if( p_sys->notification )
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{
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GError *p_error = NULL;
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notify_notification_close( p_sys->notification, &p_error );
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g_object_unref( p_sys->notification );
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}
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vlc_mutex_destroy( &p_sys->lock );
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free( p_sys );
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notify_uninit();
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}
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/*****************************************************************************
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* ItemChange: Playlist item change callback
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*****************************************************************************/
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static int ItemChange( vlc_object_t *p_this, const char *psz_var,
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vlc_value_t oldval, vlc_value_t newval, void *param )
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{
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VLC_UNUSED(psz_var); VLC_UNUSED(oldval); VLC_UNUSED(newval);
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char psz_tmp[MAX_LENGTH];
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char psz_notify[MAX_LENGTH];
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char *psz_title;
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char *psz_artist;
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char *psz_album;
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char *psz_arturl;
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input_thread_t *p_input = newval.p_address;
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intf_thread_t *p_intf = param;
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intf_sys_t *p_sys = p_intf->p_sys;
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if( !p_input )
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return VLC_SUCCESS;
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/* Playing something ... */
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input_item_t *p_input_item = input_GetItem( p_input );
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psz_title = input_item_GetTitleFbName( p_input_item );
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/* We need at least a title */
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if( EMPTY_STR( psz_title ) )
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{
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free( psz_title );
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return VLC_SUCCESS;
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}
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psz_artist = input_item_GetArtist( p_input_item );
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psz_album = input_item_GetAlbum( p_input_item );
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if( !EMPTY_STR( psz_artist ) )
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{
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if( !EMPTY_STR( psz_album ) )
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snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s\n[%s]",
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psz_title, psz_artist, psz_album );
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else
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snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>\n%s",
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psz_title, psz_artist );
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}
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else
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snprintf( psz_tmp, MAX_LENGTH, "<b>%s</b>", psz_title );
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free( psz_title );
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free( psz_artist );
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free( psz_album );
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GdkPixbuf *pix = NULL;
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psz_arturl = input_item_GetArtURL( p_input_item );
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if( psz_arturl )
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{
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char *psz = vlc_uri2path( psz_arturl );
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free( psz_arturl );
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psz_arturl = psz;
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}
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if( psz_arturl )
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{ /* scale the art to show it in notify popup */
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GError *p_error = NULL;
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pix = gdk_pixbuf_new_from_file_at_scale( psz_arturl,
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72, 72, TRUE, &p_error );
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}
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else /* else we show state-of-the art logo */
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{
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/* First try to get an icon from the current theme. */
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GtkIconTheme* p_theme = gtk_icon_theme_get_default();
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pix = gtk_icon_theme_load_icon( p_theme, "vlc", 72, 0, NULL);
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if( !pix )
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{
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/* Load icon from share/ */
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GError *p_error = NULL;
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char *psz_pixbuf;
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char *psz_data = config_GetDataDir();
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if( asprintf( &psz_pixbuf, "%s/icons/48x48/vlc.png", psz_data ) >= 0 )
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{
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pix = gdk_pixbuf_new_from_file( psz_pixbuf, &p_error );
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free( psz_pixbuf );
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}
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free( psz_data );
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}
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}
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free( psz_arturl );
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/* we need to replace '&' with '&' because '&' is a keyword of
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* notification-daemon parser */
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const int i_len = strlen( psz_tmp );
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int i_notify = 0;
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for( int i = 0; i < i_len && i_notify < ( MAX_LENGTH - 5 ); i++ )
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{ /* we use MAX_LENGTH - 5 because if the last char of psz_tmp is '&'
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* we will need 5 more characters: 'amp;\0' .
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* however that's unlikely to happen because the last char is '\0' */
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if( psz_tmp[i] != '&' )
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{
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psz_notify[i_notify] = psz_tmp[i];
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}
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else
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{
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strcpy( &psz_notify[i_notify], "&" );
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i_notify += 4;
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}
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i_notify++;
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}
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psz_notify[i_notify] = '\0';
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vlc_mutex_lock( &p_sys->lock );
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Notify( p_this, psz_notify, pix, p_intf );
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vlc_mutex_unlock( &p_sys->lock );
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return VLC_SUCCESS;
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}
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/* libnotify callback, called when the "Next" button is pressed */
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static void Next( NotifyNotification *notification, gchar *psz, gpointer p )
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{
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intf_thread_t *p_object = (intf_thread_t *)p;
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VLC_UNUSED(psz);
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notify_notification_close( notification, NULL );
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playlist_Next( pl_Get( p_object ) );
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}
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/* libnotify callback, called when the "Previous" button is pressed */
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static void Prev( NotifyNotification *notification, gchar *psz, gpointer p )
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{
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intf_thread_t *p_object = (intf_thread_t *)p;
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VLC_UNUSED(psz);
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notify_notification_close( notification, NULL );
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playlist_Prev( pl_Get( p_object ) );
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}
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static int Notify( vlc_object_t *p_this, const char *psz_temp, GdkPixbuf *pix,
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intf_thread_t *p_intf )
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{
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intf_sys_t *p_sys = p_intf->p_sys;
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NotifyNotification * notification;
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/* Close previous notification if still active */
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if( p_sys->notification )
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{
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GError *p_error = NULL;
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notify_notification_close( p_sys->notification, &p_error );
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g_object_unref( p_sys->notification );
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}
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notification = notify_notification_new( _("Now Playing"),
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psz_temp, NULL
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#if NOTIFY_CHECK_VERSION (0, 7, 0)
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);
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#else
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, NULL );
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#endif
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notify_notification_set_timeout( notification,
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var_InheritInteger(p_this, "notify-timeout") );
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notify_notification_set_urgency( notification, NOTIFY_URGENCY_LOW );
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if( pix )
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{
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notify_notification_set_icon_from_pixbuf( notification, pix );
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gdk_pixbuf_unref( pix );
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}
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/* Adds previous and next buttons in the notification if actions are supported. */
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if( p_sys->b_has_actions )
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{
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notify_notification_add_action( notification, "previous", _("Previous"), Prev,
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(gpointer*)p_intf, NULL );
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notify_notification_add_action( notification, "next", _("Next"), Next,
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(gpointer*)p_intf, NULL );
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}
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notify_notification_show( notification, NULL);
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/* Stores the notification to be able to close it */
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p_sys->notification = notification;
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return VLC_SUCCESS;
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}
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