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/*
* Copyright (c) 2003 by FlashCode <flashcode@flashtux.org>
* Bounga <bounga@altern.org>
* Xahlexx <xahlexx@tuxisland.org>
* See README for License detail.
*
* 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) */
#include <stdlib.h>
#include <string.h>
#include "../weechat.h"
#include "irc.h"
t_irc_channel *current_channel = NULL;
/*
* 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)
{
t_irc_channel *new_channel;
#if DEBUG >= 1
log_printf ("joining channel %s\n", channel_name);
#endif
/* 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;
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_window_new (server, new_channel);
/* 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;
}
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