source: protocols/purple/purple.c @ ec5e57d

/***************************************************************************\
*                                                                           *
*  BitlBee - An IRC to IM gateway                                           *
*  libpurple module - Main file                                             *
*                                                                           *
*  Copyright 2009 Wilmer van der Gaast <wilmer@gaast.net>                   *
*                                                                           *
*  This program is free software; you can redistribute it and/or modify     *
*  it under the terms of the GNU General Public License as published by     *
*  the Free Software Foundation; either version 2 of the License, or        *
*  (at your option) any later version.                                      *
*                                                                           *
*  This program is distributed in the hope that it will be useful,          *
*  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            *
*  GNU General Public License for more details.                             *
*                                                                           *
*  You should have received a copy of the GNU General Public License along  *
*  with this program; if not, write to the Free Software Foundation, Inc.,  *
*  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.              *
*                                                                           *
\***************************************************************************/

#include <glib.h>
#include <purple.h>

#include "bitlbee.h"

GSList *purple_connections;

static struct im_connection *purple_ic_by_pa( PurpleAccount *pa )
{
        GSList *i;
        
        for( i = purple_connections; i; i = i->next )
                if( ((struct im_connection *)i->data)->proto_data == pa )
                        return i->data;
        
        return NULL;
}

static struct im_connection *purple_ic_by_gc( PurpleConnection *gc )
{
        return purple_ic_by_pa( purple_connection_get_account( gc ) );
}

static void purple_init( account_t *acc )
{
        PurplePlugin *prpl = purple_plugins_find_with_id( acc->prpl->name );
        PurplePluginProtocolInfo *pi = prpl->info->extra_info;
        GList *i;
        
        for( i = pi->protocol_options; i; i = i->next )
        {
                PurpleAccountOption *o = i->data;
                const char *name;
                char *def = NULL;
                set_eval eval = NULL;
                set_t *s;
                
                name = purple_account_option_get_setting( o );
                
                switch( purple_account_option_get_type( o ) )
                {
                case PURPLE_PREF_STRING:
                        def = g_strdup( purple_account_option_get_default_string( o ) );
                        break;
                
                case PURPLE_PREF_INT:
                        def = g_strdup_printf( "%d", purple_account_option_get_default_int( o ) );
                        eval = set_eval_int;
                        break;
                
                case PURPLE_PREF_BOOLEAN:
                        if( purple_account_option_get_default_bool( o ) )
                                def = g_strdup( "true" );
                        else
                                def = g_strdup( "false" );
                        eval = set_eval_bool;
                        break;
                
                default:
                        fprintf( stderr, "Setting with unknown type: %s (%d)\n", name, purple_account_option_get_type( o ) );
                }
                
                if( def != NULL )
                {
                        s = set_add( &acc->set, name, def, eval, acc );
                        s->flags |= ACC_SET_OFFLINE_ONLY;
                        g_free( def );
                }
        }
}

static void purple_sync_settings( account_t *acc, PurpleAccount *pa )
{
        PurplePlugin *prpl = purple_plugins_find_with_id( pa->protocol_id );
        PurplePluginProtocolInfo *pi = prpl->info->extra_info;
        GList *i;
        
        for( i = pi->protocol_options; i; i = i->next )
        {
                PurpleAccountOption *o = i->data;
                const char *name;
                set_t *s;
                
                name = purple_account_option_get_setting( o );
                s = set_find( &acc->set, name );
                if( s->value == NULL )
                        continue;
                
                switch( purple_account_option_get_type( o ) )
                {
                case PURPLE_PREF_STRING:
                        purple_account_set_string( pa, name, set_getstr( &acc->set, name ) );
                        break;
                
                case PURPLE_PREF_INT:
                        purple_account_set_int( pa, name, set_getint( &acc->set, name ) );
                        break;
                
                case PURPLE_PREF_BOOLEAN:
                        purple_account_set_bool( pa, name, set_getbool( &acc->set, name ) );
                        break;
                
                default:
                        break;
                }
        }
}

static void purple_login( account_t *acc )
{
        struct im_connection *ic = imcb_new( acc );
        PurpleAccount *pa;
        
        /* For now this is needed in the _connected() handlers if using
           GLib event handling, to make sure we're not handling events
           on dead connections. */
        purple_connections = g_slist_prepend( purple_connections, ic );
        
        ic->proto_data = pa = purple_account_new( acc->user, acc->prpl->name );
        purple_account_set_password( pa, acc->pass );
        purple_sync_settings( acc, pa );
        
        purple_account_set_enabled( pa, "BitlBee", TRUE );
}

static void purple_logout( struct im_connection *ic )
{
        PurpleAccount *pa = ic->proto_data;
        
        purple_account_set_enabled( pa, "BitlBee", FALSE );
        purple_connections = g_slist_remove( purple_connections, ic );
        purple_accounts_remove( pa );
}

static int purple_buddy_msg( struct im_connection *ic, char *who, char *message, int flags )
{
        PurpleConversation *conv;
        
        if( ( conv = purple_find_conversation_with_account( PURPLE_CONV_TYPE_IM,
                                                            who, ic->proto_data ) ) == NULL )
        {
                conv = purple_conversation_new( PURPLE_CONV_TYPE_IM,
                                                ic->proto_data, who );
        }
        
        purple_conv_im_send( purple_conversation_get_im_data( conv ), message );
        
        return 1;
}

static GList *purple_away_states( struct im_connection *ic )
{
        PurpleAccount *pa = ic->proto_data;
        GList *st, *ret = NULL;
        
        for( st = purple_account_get_status_types( pa ); st; st = st->next )
        {
                printf( "%s\n", purple_status_type_get_name( st->data ) );
                ret = g_list_append( ret, (void*) purple_status_type_get_name( st->data ) );
        }
        
        return ret;
}

static void purple_set_away( struct im_connection *ic, char *state_txt, char *message )
{
        PurpleAccount *pa = ic->proto_data;
        GList *status_types = purple_account_get_status_types( pa ), *st;
        PurpleStatusType *pst = NULL;
        
        for( st = status_types; st; st = st->next )
        {
                pst = st->data;
                
                if( g_strcasecmp( state_txt, purple_status_type_get_name( pst ) ) == 0 )
                        break;
        }
        
        purple_account_set_status( pa, st ? purple_status_type_get_id( pst ) : "away",
                                   TRUE, "message", message, NULL );
}

static void purple_add_buddy( struct im_connection *ic, char *who, char *group )
{
}

static void purple_remove_buddy( struct im_connection *ic, char *who, char *group )
{
}

static void purple_keepalive( struct im_connection *ic )
{
}

static int purple_send_typing( struct im_connection *ic, char *who, int typing )
{
        return 1;
}

static void purple_ui_init();

static PurpleCoreUiOps bee_core_uiops = 
{
        NULL,
        NULL,
        purple_ui_init,
        NULL,
};

static void prplcb_conn_progress( PurpleConnection *gc, const char *text, size_t step, size_t step_count )
{
        struct im_connection *ic = purple_ic_by_gc( gc );
        
        imcb_log( ic, "%s", text );
}

static void prplcb_conn_connected( PurpleConnection *gc )
{
        struct im_connection *ic = purple_ic_by_gc( gc );
        
        imcb_connected( ic );
        
        if( gc->flags & PURPLE_CONNECTION_HTML )
                ic->flags |= OPT_DOES_HTML;
}

static void prplcb_conn_disconnected( PurpleConnection *gc )
{
        struct im_connection *ic = purple_ic_by_gc( gc );
        
        if( ic != NULL )
        {
                imc_logout( ic, TRUE );
        }
}

static void prplcb_conn_notice( PurpleConnection *gc, const char *text )
{
        struct im_connection *ic = purple_ic_by_gc( gc );
        
        if( ic != NULL )
                imcb_log( ic, "%s", text );
}

static void prplcb_conn_report_disconnect_reason( PurpleConnection *gc, PurpleConnectionError reason, const char *text )
{
        struct im_connection *ic = purple_ic_by_gc( gc );
        
        /* PURPLE_CONNECTION_ERROR_NAME_IN_USE means concurrent login,
           should probably handle that. */
        if( ic != NULL )
                imcb_error( ic, "%s", text );
}

static PurpleConnectionUiOps bee_conn_uiops =
{
        prplcb_conn_progress,
        prplcb_conn_connected,
        prplcb_conn_disconnected,
        prplcb_conn_notice,
        NULL,
        NULL,
        NULL,
        prplcb_conn_report_disconnect_reason,
};

static void prplcb_blist_new( PurpleBlistNode *node )
{
        PurpleBuddy *bud = (PurpleBuddy*) node;
        
        if( node->type == PURPLE_BLIST_BUDDY_NODE )
        {
                struct im_connection *ic = purple_ic_by_pa( bud->account );
                
                if( ic == NULL )
                        return;
                
                imcb_add_buddy( ic, bud->name, NULL );
                if( bud->server_alias )
                        imcb_buddy_nick_hint( ic, bud->name, bud->server_alias );
        }
}

static void prplcb_blist_update( PurpleBuddyList *list, PurpleBlistNode *node )
{
        PurpleBuddy *bud = (PurpleBuddy*) node;
        
        if( node->type == PURPLE_BLIST_BUDDY_NODE )
        {
                struct im_connection *ic = purple_ic_by_pa( bud->account );
                PurpleStatus *as;
                int flags = 0;
                
                if( ic == NULL )
                        return;
                
                flags |= purple_presence_is_online( bud->presence ) ? OPT_LOGGED_IN : 0;
                flags |= purple_presence_is_available( bud->presence ) ? 0 : OPT_AWAY;
                
                as = purple_presence_get_active_status( bud->presence );
                
                imcb_buddy_status( ic, bud->name, flags, purple_status_get_name( as ),
                                   purple_status_get_attr_string( as, "message" ) );
        }
}

static void prplcb_blist_remove( PurpleBuddyList *list, PurpleBlistNode *node )
{
        PurpleBuddy *bud = (PurpleBuddy*) node;
        
        if( node->type == PURPLE_BLIST_BUDDY_NODE )
        {
                struct im_connection *ic = purple_ic_by_pa( bud->account );
                
                if( ic == NULL )
                        return;
                
                imcb_remove_buddy( ic, bud->name, NULL );
        }
}

static PurpleBlistUiOps bee_blist_uiops =
{
        NULL,
        prplcb_blist_new,
        NULL,
        prplcb_blist_update,
        prplcb_blist_remove,
};

static void prplcb_conv_im( PurpleConversation *conv, const char *who, const char *message, PurpleMessageFlags flags, time_t mtime )
{
        struct im_connection *ic = purple_ic_by_pa( conv->account );
        
        /* ..._SEND means it's an outgoing message, no need to echo those. */
        if( !( flags & PURPLE_MESSAGE_SEND ) )
                imcb_buddy_msg( ic, (char*) who, (char*) message, 0, mtime );
}

static PurpleConversationUiOps bee_conv_uiops = 
{
        NULL,                      /* create_conversation  */
        NULL,                      /* destroy_conversation */
        NULL,                      /* write_chat           */
        prplcb_conv_im,            /* write_im             */
        NULL,                      /* write_conv           */
        NULL,                      /* chat_add_users       */
        NULL,                      /* chat_rename_user     */
        NULL,                      /* chat_remove_users    */
        NULL,                      /* chat_update_user     */
        NULL,                      /* present              */
        NULL,                      /* has_focus            */
        NULL,                      /* custom_smiley_add    */
        NULL,                      /* custom_smiley_write  */
        NULL,                      /* custom_smiley_close  */
        NULL,                      /* send_confirm         */
};

static void prplcb_debug_print( PurpleDebugLevel level, const char *category, const char *arg_s )
{
        printf( "DEBUG %s: %s", category, arg_s );
}

static PurpleDebugUiOps bee_debug_uiops =
{
        prplcb_debug_print,
};

static guint prplcb_ev_timeout_add( guint interval, GSourceFunc func, gpointer udata )
{
        return b_timeout_add( interval, (b_event_handler) func, udata );
}

static guint prplcb_ev_input_add( int fd, PurpleInputCondition cond, PurpleInputFunction func, gpointer udata )
{
        return b_input_add( fd, cond | B_EV_FLAG_FORCE_REPEAT, (b_event_handler) func, udata );
}

static gboolean prplcb_ev_remove( guint id )
{
        b_event_remove( (gint) id );
        return TRUE;
}

static PurpleEventLoopUiOps glib_eventloops = 
{
        prplcb_ev_timeout_add,
        prplcb_ev_remove,
        prplcb_ev_input_add,
        prplcb_ev_remove,
};

static void purple_ui_init()
{
        purple_blist_set_ui_ops( &bee_blist_uiops );
        purple_connections_set_ui_ops( &bee_conn_uiops );
        purple_conversations_set_ui_ops( &bee_conv_uiops );
        //purple_debug_set_ui_ops( &bee_debug_uiops );
}

void purple_initmodule()
{
        GList *prots;
        
        if( B_EV_IO_READ != PURPLE_INPUT_READ ||
            B_EV_IO_WRITE != PURPLE_INPUT_WRITE )
        {
                /* FIXME FIXME FIXME FIXME FIXME :-) */
                exit( 1 );
        }
        
        purple_util_set_user_dir("/tmp");
        purple_debug_set_enabled(FALSE);
        purple_core_set_ui_ops(&bee_core_uiops);
        purple_eventloop_set_ui_ops(&glib_eventloops);
        if( !purple_core_init( "BitlBee") )
        {
                /* Initializing the core failed. Terminate. */
                fprintf( stderr, "libpurple initialization failed.\n" );
                abort();
        }
        
        /* This seems like stateful shit we don't want... */
        purple_set_blist(purple_blist_new());
        purple_blist_load();
        
        /* Meh? */
        purple_prefs_load();
        
        for( prots = purple_plugins_get_protocols(); prots; prots = prots->next )
        {
                struct prpl *ret = g_new0( struct prpl, 1 );
                PurplePlugin *prot = prots->data;
                
                ret->name = prot->info->id;
                ret->login = purple_login;
                ret->init = purple_init;
                ret->logout = purple_logout;
                ret->buddy_msg = purple_buddy_msg;
                ret->away_states = purple_away_states;
                ret->set_away = purple_set_away;
                ret->add_buddy = purple_add_buddy;
                ret->remove_buddy = purple_remove_buddy;
                ret->keepalive = purple_keepalive;
                ret->send_typing = purple_send_typing;
                ret->handle_cmp = g_strcasecmp;
                
                register_protocol( ret );
        }
}