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b8da64e66996c650c9feeee85b1128df264fc437
weechat/src/plugins/irc/irc-info.c
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Sebastien Helleu 8724fc18af Use of const for some functions returning "char *"
2008-11-15 22:35:12 +01:00

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/*
* Copyright (c) 2003-2008 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/* irc-info.c: info and infolist hooks for IRC plugin */
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "../weechat-plugin.h"
#include "irc.h"
#include "irc-channel.h"
#include "irc-ignore.h"
#include "irc-nick.h"
#include "irc-protocol.h"
#include "irc-server.h"
/*
* irc_info_create_string_with_pointer: create a string with a pointer inside
* an IRC structure
*/
void
irc_info_create_string_with_pointer (char **string, void *pointer)
{
if (*string)
{
free (*string);
*string = NULL;
}
if (pointer)
{
*string = malloc (64);
if (*string)
{
snprintf (*string, 64 - 1, "0x%lx", (long unsigned int)pointer);
}
}
}
/*
* irc_info_get_info_cb: callback called when IRC info is asked
*/
const char *
irc_info_get_info_cb (void *data, const char *info_name,
const char *arguments)
{
char *pos_comma, *pos_comma2, *server, *channel, *host, *nick;
static char str_true[2] = "1";
struct t_irc_server *ptr_server;
struct t_irc_channel *ptr_channel;
/* make C compiler happy */
(void) data;
if (weechat_strcasecmp (info_name, "irc_is_channel") == 0)
{
if (irc_channel_is_channel (arguments))
return str_true;
return NULL;
}
else if (weechat_strcasecmp (info_name, "irc_nick_from_host") == 0)
{
return irc_protocol_get_nick_from_host (arguments);
}
else if (weechat_strcasecmp (info_name, "irc_buffer") == 0)
{
if (arguments && arguments[0])
{
server = NULL;
channel = NULL;
host = NULL;
ptr_server = NULL;
ptr_channel = NULL;
pos_comma = strchr (arguments, ',');
if (pos_comma)
{
server = weechat_strndup (arguments, pos_comma - arguments);
pos_comma2 = strchr (pos_comma + 1, ',');
if (pos_comma2)
{
channel = weechat_strndup (pos_comma + 1,
pos_comma2 - pos_comma - 1);
host = strdup (pos_comma2 + 1);
}
else
channel = strdup (pos_comma + 1);
}
else
{
if (irc_channel_is_channel (arguments))
channel = strdup (arguments);
else
server = strdup (arguments);
}
/* replace channel by nick in host if channel is not a channel
(private ?) */
if (channel && host)
{
if (!irc_channel_is_channel (channel))
{
free (channel);
channel = NULL;
nick = irc_protocol_get_nick_from_host (host);
if (nick)
channel = strdup (nick);
}
}
/* search for server or channel buffer */
if (server)
{
ptr_server = irc_server_search (server);
if (ptr_server && channel)
ptr_channel = irc_channel_search (ptr_server, channel);
}
if (server)
free (server);
if (channel)
free (channel);
if (host)
free (host);
if (ptr_channel)
{
irc_info_create_string_with_pointer (&ptr_channel->buffer_as_string,
ptr_channel->buffer);
return ptr_channel->buffer_as_string;
}
if (ptr_server)
{
irc_info_create_string_with_pointer (&ptr_server->buffer_as_string,
ptr_server->buffer);
return ptr_server->buffer_as_string;
}
}
}
return NULL;
}
/*
* irc_info_get_infolist_cb: callback called when IRC infolist is asked
*/
struct t_infolist *
irc_info_get_infolist_cb (void *data, const char *infolist_name,
void *pointer, const char *arguments)
{
struct t_infolist *ptr_infolist;
struct t_irc_server *ptr_server;
struct t_irc_channel *ptr_channel;
struct t_irc_nick *ptr_nick;
struct t_irc_ignore *ptr_ignore;
char *pos_comma, *server_name;
/* make C compiler happy */
(void) data;
if (!infolist_name || !infolist_name[0])
return NULL;
if (weechat_strcasecmp (infolist_name, "irc_server") == 0)
{
if (pointer && !irc_server_valid (pointer))
return NULL;
ptr_infolist = weechat_infolist_new ();
if (ptr_infolist)
{
if (pointer)
{
/* build list with only one server */
if (!irc_server_add_to_infolist (ptr_infolist, pointer))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
return ptr_infolist;
}
else
{
/* build list with all servers */
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
if (!irc_server_add_to_infolist (ptr_infolist, ptr_server))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
}
return ptr_infolist;
}
}
}
else if (weechat_strcasecmp (infolist_name, "irc_channel") == 0)
{
if (arguments && arguments[0])
{
ptr_server = irc_server_search (arguments);
if (ptr_server)
{
if (pointer && !irc_channel_valid (ptr_server, pointer))
return NULL;
ptr_infolist = weechat_infolist_new ();
if (ptr_infolist)
{
if (pointer)
{
/* build list with only one channel */
if (!irc_channel_add_to_infolist (ptr_infolist, pointer))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
return ptr_infolist;
}
else
{
/* build list with all channels of server */
for (ptr_channel = ptr_server->channels; ptr_channel;
ptr_channel = ptr_channel->next_channel)
{
if (!irc_channel_add_to_infolist (ptr_infolist,
ptr_channel))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
}
return ptr_infolist;
}
}
}
}
}
else if (weechat_strcasecmp (infolist_name, "irc_nick") == 0)
{
if (arguments && arguments[0])
{
ptr_server = NULL;
ptr_channel = NULL;
pos_comma = strchr (arguments, ',');
if (pos_comma)
{
server_name = weechat_strndup (arguments, pos_comma - arguments);
if (server_name)
{
ptr_server = irc_server_search (server_name);
if (ptr_server)
{
ptr_channel = irc_channel_search (ptr_server,
pos_comma + 1);
}
free (server_name);
}
}
if (ptr_server && ptr_channel)
{
if (pointer && !irc_nick_valid (ptr_channel, pointer))
return NULL;
ptr_infolist = weechat_infolist_new ();
if (ptr_infolist)
{
if (pointer)
{
/* build list with only one nick */
if (!irc_nick_add_to_infolist (ptr_infolist, pointer))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
return ptr_infolist;
}
else
{
/* build list with all nicks of channel */
for (ptr_nick = ptr_channel->nicks; ptr_nick;
ptr_nick = ptr_nick->next_nick)
{
if (!irc_nick_add_to_infolist (ptr_infolist,
ptr_nick))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
}
return ptr_infolist;
}
}
}
}
}
else if (weechat_strcasecmp (infolist_name, "irc_ignore") == 0)
{
if (pointer && !irc_ignore_valid (pointer))
return NULL;
ptr_infolist = weechat_infolist_new ();
if (ptr_infolist)
{
if (pointer)
{
/* build list with only one ignore */
if (!irc_ignore_add_to_infolist (ptr_infolist, pointer))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
return ptr_infolist;
}
else
{
/* build list with all ignore */
for (ptr_ignore = irc_ignore_list; ptr_ignore;
ptr_ignore = ptr_ignore->next_ignore)
{
if (!irc_ignore_add_to_infolist (ptr_infolist, ptr_ignore))
{
weechat_infolist_free (ptr_infolist);
return NULL;
}
}
return ptr_infolist;
}
}
}
return NULL;
}
/*
* irc_info_init: initialize info and infolist hooks for IRC plugin
*/
void
irc_info_init ()
{
/* irc info hooks */
weechat_hook_info ("irc_is_channel", N_("1 if string is an IRC channel"),
&irc_info_get_info_cb, NULL);
weechat_hook_info ("irc_nick_from_host", N_("get nick from IRC host"),
&irc_info_get_info_cb, NULL);
weechat_hook_info ("irc_buffer", N_("get buffer pointer for an IRC server/channel"),
&irc_info_get_info_cb, NULL);
/* irc infolist hooks */
weechat_hook_infolist ("irc_server", N_("list of IRC servers"),
&irc_info_get_infolist_cb, NULL);
weechat_hook_infolist ("irc_channel", N_("list of channels for an IRC server"),
&irc_info_get_infolist_cb, NULL);
weechat_hook_infolist ("irc_nick", N_("list of nicks for an IRC channel"),
&irc_info_get_infolist_cb, NULL);
weechat_hook_infolist ("irc_ignore", N_("list of IRC ignore"),
&irc_info_get_infolist_cb, NULL);
}
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