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/*****************************************************************************
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* msn.c : msn title plugin
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*****************************************************************************
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* Copyright (C) 2005-2010 the VideoLAN team
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* $Id: fe6faddaa46822f414d4b44946dfc3fc8755b71d $
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* Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
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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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* 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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* 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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*****************************************************************************/
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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_playlist.h>
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#include <vlc_strings.h>
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/*****************************************************************************
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* intf_sys_t: description and status of log interface
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*****************************************************************************/
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/*****************************************************************************
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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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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 SendToMSN( const char * psz_msg );
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#define MSN_MAX_LENGTH 256
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/*****************************************************************************
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*****************************************************************************
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* This module should be used on windows with MSN (i think that you need to
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* have MSN 7 or newer) to "advertise" what you are playing in VLC.
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* You need to enable the "What I'm Listening To" option in MSN.
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*****************************************************************************/
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#define FORMAT_DEFAULT "{0} - {1}"
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#define FORMAT_TEXT N_("Title format string")
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#define FORMAT_LONGTEXT N_("Format of the string to send to MSN " \
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"{0} Artist, {1} Title, {2} Album. Defaults to \"Artist - Title\" ({0} - {1}).")
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set_category( CAT_INTERFACE )
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set_subcategory( SUBCAT_INTERFACE_CONTROL )
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set_shortname( "MSN" )
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set_description( N_("MSN Now-Playing") )
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add_string( "msn-format", FORMAT_DEFAULT, NULL,
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FORMAT_TEXT, FORMAT_LONGTEXT, false )
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set_capability( "interface", 0 )
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set_callbacks( Open, Close )
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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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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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playlist_t *p_playlist;
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p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
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p_intf->p_sys->psz_format = var_InheritString( p_intf, "msn-format" );
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if( !p_intf->p_sys->psz_format )
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msg_Dbg( p_intf, "no format provided" );
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p_intf->p_sys->psz_format = strdup( FORMAT_DEFAULT );
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msg_Dbg( p_intf, "using format: %s", p_intf->p_sys->psz_format );
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p_playlist = pl_Get( p_intf );
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var_AddCallback( p_playlist, "item-change", ItemChange, p_intf );
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var_AddCallback( p_playlist, "item-current", ItemChange, p_intf );
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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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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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playlist_t *p_playlist = pl_Get( p_this );
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/* clear the MSN stuff ... else it looks like we're still playing
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* something although VLC (or the MSN plugin) is closed */
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SendToMSN( "\\0Music\\01\\0\\0\\0\\0\\0\\0\\0" );
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var_DelCallback( p_playlist, "item-change", ItemChange, p_intf );
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var_DelCallback( p_playlist, "item-current", ItemChange, p_intf );
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/* Destroy structure */
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free( p_intf->p_sys->psz_format );
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free( p_intf->p_sys );
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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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(void)psz_var; (void)oldval; (void)newval;
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intf_thread_t *p_intf = (intf_thread_t *)param;
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char psz_tmp[MSN_MAX_LENGTH];
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input_thread_t *p_input = playlist_CurrentInput( (playlist_t *) p_this );
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if( !p_input ) return VLC_SUCCESS;
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if( p_input->b_dead || !input_GetItem(p_input)->psz_name )
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/* Not playing anything ... */
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SendToMSN( "\\0Music\\01\\0\\0\\0\\0\\0\\0\\0" );
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vlc_object_release( p_input );
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/* Playing something ... */
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char *psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
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char *psz_album = input_item_GetAlbum( input_GetItem( p_input ) );
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char *psz_title = input_item_GetTitleFbName( input_GetItem( p_input ) );
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char *psz_buf = str_format_meta( p_intf, p_intf->p_sys->psz_format );
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"\\0Music\\01\\0%s\\0%s\\0%s\\0%s\\0\\0\\0",
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psz_artist ? psz_artist : "",
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psz_title ? psz_title : "",
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SendToMSN( (const char*)psz_tmp );
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vlc_object_release( p_input );
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/*****************************************************************************
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*****************************************************************************/
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static int SendToMSN( const char *psz_msg )
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COPYDATASTRUCT msndata;
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wchar_t buffer[MSN_MAX_LENGTH];
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//mbstowcs( buffer, psz_msg, MSN_MAX_LENGTH );
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int nLen = MultiByteToWideChar(CP_ACP, 0, psz_msg, -1, NULL, 0);
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MultiByteToWideChar(CP_ACP, 0, psz_msg, -1, &buffer, nLen);
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msndata.dwData = 0x547;
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msndata.lpData = &buffer;
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msndata.cbData = (lstrlenW(buffer)*2)+2;
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while( ( msnui = FindWindowEx( NULL, msnui, "MsnMsgrUIManager", NULL ) ) )
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SendMessage(msnui, WM_COPYDATA, (WPARAM)NULL, (LPARAM)&msndata);