1 /*****************************************************************************
2 * growl.c : growl notification plugin
3 *****************************************************************************
4 * Copyright (C) 2006 the VideoLAN team
7 * Authors: Jérôme Decoodt <djc -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 *****************************************************************************/
27 #include <stdlib.h> /* malloc(), free() */
36 /*****************************************************************************
38 *****************************************************************************/
39 static int Open ( vlc_object_t * );
40 static void Close ( vlc_object_t * );
41 static void Run ( intf_thread_t * );
43 static int ItemChange( vlc_object_t *, const char *,
44 vlc_value_t, vlc_value_t, void * );
46 static int RegisterToGrowl( vlc_object_t *p_this );
47 static int NotifyToGrowl( vlc_object_t *p_this, char *psz_type,
48 char *psz_title, char *psz_desc );
49 static int CheckAndSend( vlc_object_t *p_this, uint8_t* p_data, int i_offset );
50 #define GROWL_MAX_LENGTH 256
52 /*****************************************************************************
54 ****************************************************************************/
55 #define SERVER_DEFAULT "127.0.0.1"
56 #define SERVER_TEXT N_("Growl server")
57 #define SERVER_LONGTEXT N_("This is the host to which Growl notifications " \
58 "will be sent. By default, notifications are sent locally." )
59 #define PASS_DEFAULT ""
60 #define PASS_TEXT N_("Growl password")
61 #define PASS_LONGTEXT N_("Growl password on the server.")
62 #define PORT_TEXT N_("Growl UDP port")
63 #define PORT_LONGTEXT N_("Growl UDP port on the server.")
66 set_category( CAT_INTERFACE );
67 set_subcategory( SUBCAT_INTERFACE_CONTROL );
68 set_shortname( N_( "Growl" ) );
69 set_description( _("Growl Notification Plugin") );
71 add_string( "growl-server", SERVER_DEFAULT, NULL,
72 SERVER_TEXT, SERVER_LONGTEXT, VLC_FALSE );
73 add_string( "growl-password", PASS_DEFAULT, NULL,
74 PASS_TEXT, PASS_LONGTEXT, VLC_FALSE );
75 add_integer( "growl-port", 9887, NULL,
76 PORT_TEXT, PORT_LONGTEXT, VLC_TRUE );
78 set_capability( "interface", 0 );
79 set_callbacks( Open, Close );
82 /*****************************************************************************
83 * Open: initialize and create stuff
84 *****************************************************************************/
85 static int Open( vlc_object_t *p_this )
87 intf_thread_t *p_intf = (intf_thread_t *)p_this;
89 playlist_t *p_playlist = (playlist_t *)vlc_object_find(
90 p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
94 msg_Err( p_intf, "could not find playlist object" );
98 var_AddCallback( p_playlist, "playlist-current", ItemChange, p_intf );
99 vlc_object_release( p_playlist );
101 RegisterToGrowl( p_this );
102 p_intf->pf_run = Run;
107 /*****************************************************************************
108 * Close: destroy interface stuff
109 *****************************************************************************/
110 static void Close( vlc_object_t *p_this )
112 playlist_t *p_playlist = (playlist_t *)vlc_object_find(
113 p_this, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
117 var_DelCallback( p_playlist, "playlist-current", ItemChange, p_this );
118 vlc_object_release( p_playlist );
122 /*****************************************************************************
124 *****************************************************************************/
125 static void Run( intf_thread_t *p_intf )
127 msleep( INTF_IDLE_SLEEP );
130 /*****************************************************************************
131 * ItemChange: Playlist item change callback
132 *****************************************************************************/
133 static int ItemChange( vlc_object_t *p_this, const char *psz_var,
134 vlc_value_t oldval, vlc_value_t newval, void *param )
136 char psz_tmp[GROWL_MAX_LENGTH];
137 playlist_t *p_playlist;
138 char *psz_title = NULL;
139 char *psz_artist = NULL;
140 char *psz_album = NULL;
141 input_thread_t *p_input;
143 p_playlist = (playlist_t *)vlc_object_find( p_this, VLC_OBJECT_INPUT,
145 if( !p_playlist ) return VLC_EGENERIC;
147 p_input = p_playlist->p_input;
148 vlc_object_release( p_playlist );
149 if( !p_input ) return VLC_SUCCESS;
150 vlc_object_yield( p_input );
152 if( p_input->b_dead || !p_input->input.p_item->psz_name )
154 /* Not playing anything ... */
155 vlc_object_release( p_input );
159 /* Playing something ... */
160 psz_artist = vlc_input_item_GetInfo( p_input->input.p_item,
161 _("Meta-information"),
162 _(VLC_META_ARTIST) );
163 psz_album = vlc_input_item_GetInfo( p_input->input.p_item,
164 _("Meta-information"),
165 _("Album/movie/show title" ) );
166 psz_title = strdup( p_input->input.p_item->psz_name );
167 if( psz_title == NULL ) psz_title = strdup( N_("(no title)") );
168 if( psz_artist == NULL ) psz_artist = strdup( N_("(no artist)") );
169 if( psz_album == NULL ) psz_album = strdup( N_("(no album)") );
170 snprintf( psz_tmp, GROWL_MAX_LENGTH, "%s %s %s",
171 psz_title, psz_artist, psz_album );
176 NotifyToGrowl( p_this, "Now Playing", "Now Playing", psz_tmp );
178 vlc_object_release( p_input );
182 /*****************************************************************************
183 * Growl specific functions
184 *****************************************************************************/
185 #define GROWL_PROTOCOL_VERSION (1)
186 #define GROWL_TYPE_REGISTRATION (0)
187 #define GROWL_TYPE_NOTIFICATION (1)
188 #define APPLICATION_NAME "VLC media player"
190 #define insertstrlen( psz ) \
192 uint16_t i_size = strlen( psz ); \
193 psz_encoded[i++] = (i_size>>8)&0xFF; \
194 psz_encoded[i++] = i_size&0xFF; \
196 /*****************************************************************************
198 *****************************************************************************/
199 static int RegisterToGrowl( vlc_object_t *p_this )
201 uint8_t *psz_encoded = malloc(100);
202 uint8_t i_defaults = 0;
203 char *psz_notifications[] = {"Now Playing", NULL};
204 vlc_bool_t pb_defaults[] = {VLC_TRUE, VLC_FALSE};
206 if( psz_encoded == NULL )
209 memset( psz_encoded, 0, sizeof(psz_encoded) );
210 psz_encoded[i++] = GROWL_PROTOCOL_VERSION;
211 psz_encoded[i++] = GROWL_TYPE_REGISTRATION;
212 insertstrlen(APPLICATION_NAME);
214 strcpy( (char*)(psz_encoded+i), APPLICATION_NAME );
215 i += strlen(APPLICATION_NAME);
216 for( j = 0 ; psz_notifications[j] != NULL ; j++)
218 insertstrlen(psz_notifications[j]);
219 strcpy( (char*)(psz_encoded+i), psz_notifications[j] );
220 i += strlen(psz_notifications[j]);
223 for( j = 0 ; psz_notifications[j] != NULL ; j++)
224 if(pb_defaults[j] == VLC_TRUE)
226 psz_encoded[i++] = (uint8_t)j;
229 psz_encoded[5] = i_defaults;
231 CheckAndSend(p_this, psz_encoded, i);
236 static int NotifyToGrowl( vlc_object_t *p_this, char *psz_type,
237 char *psz_title, char *psz_desc )
239 uint8_t *psz_encoded = malloc(GROWL_MAX_LENGTH + 42);
242 if( psz_encoded == NULL )
245 memset( psz_encoded, 0, sizeof(psz_encoded) );
246 psz_encoded[i++] = GROWL_PROTOCOL_VERSION;
247 psz_encoded[i++] = GROWL_TYPE_NOTIFICATION;
249 psz_encoded[i++] = (flags>>8)&0xFF;
250 psz_encoded[i++] = flags&0xFF;
251 insertstrlen(psz_type);
252 insertstrlen(psz_title);
253 insertstrlen(psz_desc);
254 insertstrlen(APPLICATION_NAME);
255 strcpy( (char*)(psz_encoded+i), psz_type );
256 i += strlen(psz_type);
257 strcpy( (char*)(psz_encoded+i), psz_title );
258 i += strlen(psz_title);
259 strcpy( (char*)(psz_encoded+i), psz_desc );
260 i += strlen(psz_desc);
261 strcpy( (char*)(psz_encoded+i), APPLICATION_NAME );
262 i += strlen(APPLICATION_NAME);
264 CheckAndSend(p_this, psz_encoded, i);
269 static int CheckAndSend( vlc_object_t *p_this, uint8_t* p_data, int i_offset )
273 intf_thread_t *p_intf = (intf_thread_t *)p_this;
274 char *psz_password = config_GetPsz( p_intf, "growl-password" );
275 char *psz_server = config_GetPsz( p_intf, "growl-server" );
276 int i_port = config_GetInt( p_intf, "growl-port" );
277 strcpy( (char*)(p_data+i_offset), psz_password );
278 i = i_offset + strlen(psz_password);
281 AddMD5( &md5, p_data, i );
284 for( i = 0 ; i < 4 ; i++ )
286 md5.p_digest[i] = md5.p_digest[i];
287 p_data[i_offset++] = md5.p_digest[i] &0xFF;
288 p_data[i_offset++] = (md5.p_digest[i]>> 8)&0xFF;
289 p_data[i_offset++] = (md5.p_digest[i]>>16)&0xFF;
290 p_data[i_offset++] = (md5.p_digest[i]>>24)&0xFF;
293 i_handle = net_ConnectUDP( p_this, psz_server, i_port, 0 );
296 msg_Err( p_this, "failed to open a connection (udp)" );
302 net_StopRecv( i_handle );
303 if( send( i_handle, p_data, i_offset, 0 )
306 msg_Warn( p_this, "send error: %s", strerror(errno) );
308 net_Close( i_handle );
315 #undef GROWL_PROTOCOL_VERSION
316 #undef GROWL_TYPE_REGISTRATION
317 #undef GROWL_TYPE_NOTIFICATION
318 #undef APPLICATION_NAME