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/*
* Copyright (c) 2003-2005 by FlashCode <flashcode@flashtux.org>
* See README for License detail, AUTHORS for developers list.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* irc-channel.c: manages a chat (channel or private chat) */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include "../common/weechat.h"
#include "irc.h"
char *channel_modes = "iklmnst";
/*
* channel_new: allocate a new channel for a server and add it to the server queue
*/
t_irc_channel *
channel_new (t_irc_server *server, int channel_type, char *channel_name,
int switch_to_buffer)
{
t_irc_channel *new_channel;
/* alloc memory for new channel */
if ((new_channel = (t_irc_channel *) malloc (sizeof (t_irc_channel))) == NULL)
{
fprintf (stderr, _("%s cannot allocate new channel"), WEECHAT_ERROR);
return NULL;
}
/* initialize new channel */
new_channel->type = channel_type;
new_channel->name = strdup (channel_name);
new_channel->topic = NULL;
memset (new_channel->modes, ' ', sizeof (new_channel->modes));
new_channel->modes[sizeof (new_channel->modes) - 1] = '\0';
new_channel->limit = 0;
new_channel->key = NULL;
new_channel->checking_away = 0;
new_channel->nicks = NULL;
new_channel->last_nick = NULL;
/* add new channel to queue */
new_channel->prev_channel = server->last_channel;
new_channel->next_channel = NULL;
if (server->channels)
server->last_channel->next_channel = new_channel;
else
server->channels = new_channel;
server->last_channel = new_channel;
gui_buffer_new (gui_current_window, server, new_channel, 0, switch_to_buffer);
/* all is ok, return address of new channel */
return new_channel;
}
/*
* channel_free: free a channel and remove it from channels queue
*/
void
channel_free (t_irc_server *server, t_irc_channel *channel)
{
t_irc_channel *new_channels;
/* remove channel from queue */
if (server->last_channel == channel)
server->last_channel = channel->prev_channel;
if (channel->prev_channel)
{
(channel->prev_channel)->next_channel = channel->next_channel;
new_channels = server->channels;
}
else
new_channels = channel->next_channel;
if (channel->next_channel)
(channel->next_channel)->prev_channel = channel->prev_channel;
/* free data */
if (channel->name)
free (channel->name);
if (channel->topic)
free (channel->topic);
nick_free_all (channel);
free (channel);
server->channels = new_channels;
}
/*
* channel_free_all: free all allocated channels
*/
void
channel_free_all (t_irc_server *server)
{
/* remove all channels for the server */
while (server->channels)
channel_free (server, server->channels);
}
/*
* channel_search: returns pointer on a channel with name
*/
t_irc_channel *
channel_search (t_irc_server *server, char *channel_name)
{
t_irc_channel *ptr_channel;
for (ptr_channel = server->channels; ptr_channel;
ptr_channel = ptr_channel->next_channel)
{
if (strcasecmp (ptr_channel->name, channel_name) == 0)
return ptr_channel;
}
return NULL;
}
/*
* string_is_channel: returns 1 if string is channel
*/
int
string_is_channel (char *string)
{
char first_char[2];
first_char[0] = string[0];
first_char[1] = '\0';
return (strpbrk (first_char, CHANNEL_PREFIX)) ? 1 : 0;
}
/*
* channel_remove_away: remove away for all nicks on a channel
*/
void
channel_remove_away (t_irc_channel *channel)
{
t_irc_nick *ptr_nick;
if (channel->type == CHAT_CHANNEL)
{
for (ptr_nick = channel->nicks; ptr_nick; ptr_nick = ptr_nick->next_nick)
{
ptr_nick->is_away = 0;
}
gui_draw_buffer_nick (channel->buffer, 0);
}
}
/*
* channel_check_away: check for away on a channel
*/
void
channel_check_away (t_irc_server *server, t_irc_channel *channel)
{
if (channel->type == CHAT_CHANNEL)
{
channel->checking_away++;
server_sendf (server, "WHO %s\r\n", channel->name);
}
}
/*
* channel_set_away: set/unset away status for a channel
*/
void
channel_set_away (t_irc_channel *channel, char *nick, int is_away)
{
t_irc_nick *ptr_nick;
if (channel->type == CHAT_CHANNEL)
{
ptr_nick = nick_search (channel, nick);
if (ptr_nick)
nick_set_away (channel, ptr_nick, is_away);
}
}
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