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() */
30 #include <vlc_interface.h>
31 #include <vlc_playlist.h>
33 #include <vlc_network.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 * );
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 ****************************************************************************/
56 /// \bug [String] REmove all "Growl" in short desc
58 #define SERVER_DEFAULT "127.0.0.1"
59 #define SERVER_TEXT N_("Growl server")
60 #define SERVER_LONGTEXT N_("This is the host to which Growl notifications " \
61 "will be sent. By default, notifications are sent locally." )
62 #define PASS_DEFAULT ""
63 #define PASS_TEXT N_("Growl password")
64 /// \bug [String] Password on the Growl server.
65 #define PASS_LONGTEXT N_("Growl password on the server.")
66 #define PORT_TEXT N_("Growl UDP port")
67 /// \bug [String] UDP port on the Growl server
68 #define PORT_LONGTEXT N_("Growl UDP port on the server.")
71 set_category( CAT_INTERFACE );
72 set_subcategory( SUBCAT_INTERFACE_CONTROL );
73 set_shortname( "Growl" );
74 set_description( _("Growl Notification Plugin") );
76 add_string( "growl-server", SERVER_DEFAULT, NULL,
77 SERVER_TEXT, SERVER_LONGTEXT, VLC_FALSE );
78 add_string( "growl-password", PASS_DEFAULT, NULL,
79 PASS_TEXT, PASS_LONGTEXT, VLC_FALSE );
80 add_integer( "growl-port", 9887, NULL,
81 PORT_TEXT, PORT_LONGTEXT, VLC_TRUE );
83 set_capability( "interface", 0 );
84 set_callbacks( Open, Close );
87 /*****************************************************************************
88 * Open: initialize and create stuff
89 *****************************************************************************/
90 static int Open( vlc_object_t *p_this )
92 intf_thread_t *p_intf = (intf_thread_t *)p_this;
94 playlist_t *p_playlist = pl_Yield( p_intf );
95 var_AddCallback( p_playlist, "playlist-current", ItemChange, p_intf );
98 RegisterToGrowl( p_this );
102 /*****************************************************************************
103 * Close: destroy interface stuff
104 *****************************************************************************/
105 static void Close( vlc_object_t *p_this )
107 playlist_t *p_playlist = pl_Yield( p_this );
108 var_DelCallback( p_playlist, "playlist-current", ItemChange, p_this );
109 pl_Release( p_this );
112 /*****************************************************************************
113 * ItemChange: Playlist item change callback
114 *****************************************************************************/
115 static int ItemChange( vlc_object_t *p_this, const char *psz_var,
116 vlc_value_t oldval, vlc_value_t newval, void *param )
118 char psz_tmp[GROWL_MAX_LENGTH];
119 char *psz_title = NULL;
120 char *psz_artist = NULL;
121 char *psz_album = NULL;
122 input_thread_t *p_input;
123 playlist_t *p_playlist = pl_Yield( p_this );
125 p_input = p_playlist->p_input;
126 vlc_object_release( p_playlist );
128 if( !p_input ) return VLC_SUCCESS;
129 vlc_object_yield( p_input );
131 if( p_input->b_dead || !input_GetItem(p_input)->psz_name )
133 /* Not playing anything ... */
134 vlc_object_release( p_input );
138 /* Playing something ... */
139 psz_artist = input_GetItem(p_input)->p_meta->psz_artist ?
140 strdup( input_GetItem(p_input)->p_meta->psz_artist ) :
142 psz_album = input_GetItem(p_input)->p_meta->psz_album ?
143 strdup( input_GetItem(p_input)->p_meta->psz_album ) :
145 psz_title = strdup( input_GetItem(p_input)->psz_name );
146 if( psz_title == NULL ) psz_title = strdup( N_("(no title)") );
147 if( psz_artist == NULL ) psz_artist = strdup( N_("(no artist)") );
148 if( psz_album == NULL ) psz_album = strdup( N_("(no album)") );
149 snprintf( psz_tmp, GROWL_MAX_LENGTH, "%s %s %s",
150 psz_title, psz_artist, psz_album );
155 NotifyToGrowl( p_this, "Now Playing", "Now Playing", psz_tmp );
157 vlc_object_release( p_input );
161 /*****************************************************************************
162 * Growl specific functions
163 *****************************************************************************/
164 #define GROWL_PROTOCOL_VERSION (1)
165 #define GROWL_TYPE_REGISTRATION (0)
166 #define GROWL_TYPE_NOTIFICATION (1)
167 #define APPLICATION_NAME "VLC media player"
169 #define insertstrlen( psz ) \
171 uint16_t i_size = strlen( psz ); \
172 psz_encoded[i++] = (i_size>>8)&0xFF; \
173 psz_encoded[i++] = i_size&0xFF; \
175 /*****************************************************************************
177 *****************************************************************************/
178 static int RegisterToGrowl( vlc_object_t *p_this )
180 uint8_t *psz_encoded = malloc(100);
181 uint8_t i_defaults = 0;
182 char *psz_notifications[] = {"Now Playing", NULL};
183 vlc_bool_t pb_defaults[] = {VLC_TRUE, VLC_FALSE};
185 if( psz_encoded == NULL )
188 memset( psz_encoded, 0, sizeof(psz_encoded) );
189 psz_encoded[i++] = GROWL_PROTOCOL_VERSION;
190 psz_encoded[i++] = GROWL_TYPE_REGISTRATION;
191 insertstrlen(APPLICATION_NAME);
193 strcpy( (char*)(psz_encoded+i), APPLICATION_NAME );
194 i += strlen(APPLICATION_NAME);
195 for( j = 0 ; psz_notifications[j] != NULL ; j++)
197 insertstrlen(psz_notifications[j]);
198 strcpy( (char*)(psz_encoded+i), psz_notifications[j] );
199 i += strlen(psz_notifications[j]);
202 for( j = 0 ; psz_notifications[j] != NULL ; j++)
203 if(pb_defaults[j] == VLC_TRUE)
205 psz_encoded[i++] = (uint8_t)j;
208 psz_encoded[5] = i_defaults;
210 CheckAndSend(p_this, psz_encoded, i);
215 static int NotifyToGrowl( vlc_object_t *p_this, char *psz_type,
216 char *psz_title, char *psz_desc )
218 uint8_t *psz_encoded = malloc(GROWL_MAX_LENGTH + 42);
221 if( psz_encoded == NULL )
224 memset( psz_encoded, 0, sizeof(psz_encoded) );
225 psz_encoded[i++] = GROWL_PROTOCOL_VERSION;
226 psz_encoded[i++] = GROWL_TYPE_NOTIFICATION;
228 psz_encoded[i++] = (flags>>8)&0xFF;
229 psz_encoded[i++] = flags&0xFF;
230 insertstrlen(psz_type);
231 insertstrlen(psz_title);
232 insertstrlen(psz_desc);
233 insertstrlen(APPLICATION_NAME);
234 strcpy( (char*)(psz_encoded+i), psz_type );
235 i += strlen(psz_type);
236 strcpy( (char*)(psz_encoded+i), psz_title );
237 i += strlen(psz_title);
238 strcpy( (char*)(psz_encoded+i), psz_desc );
239 i += strlen(psz_desc);
240 strcpy( (char*)(psz_encoded+i), APPLICATION_NAME );
241 i += strlen(APPLICATION_NAME);
243 CheckAndSend(p_this, psz_encoded, i);
248 static int CheckAndSend( vlc_object_t *p_this, uint8_t* p_data, int i_offset )
252 intf_thread_t *p_intf = (intf_thread_t *)p_this;
253 char *psz_password = config_GetPsz( p_intf, "growl-password" );
254 char *psz_server = config_GetPsz( p_intf, "growl-server" );
255 int i_port = config_GetInt( p_intf, "growl-port" );
256 strcpy( (char*)(p_data+i_offset), psz_password );
257 i = i_offset + strlen(psz_password);
260 AddMD5( &md5, p_data, i );
263 for( i = 0 ; i < 4 ; i++ )
265 md5.p_digest[i] = md5.p_digest[i];
266 p_data[i_offset++] = md5.p_digest[i] &0xFF;
267 p_data[i_offset++] = (md5.p_digest[i]>> 8)&0xFF;
268 p_data[i_offset++] = (md5.p_digest[i]>>16)&0xFF;
269 p_data[i_offset++] = (md5.p_digest[i]>>24)&0xFF;
272 i_handle = net_ConnectUDP( p_this, psz_server, i_port, 0 );
275 msg_Err( p_this, "failed to open a connection (udp)" );
281 shutdown( i_handle, SHUT_RD );
282 if( send( i_handle, p_data, i_offset, 0 )
285 msg_Warn( p_this, "send error: %s", strerror(errno) );
287 net_Close( i_handle );
294 #undef GROWL_PROTOCOL_VERSION
295 #undef GROWL_TYPE_REGISTRATION
296 #undef GROWL_TYPE_NOTIFICATION
297 #undef APPLICATION_NAME