asterisk/apps/app_channelredirect.c

118 lines
3.0 KiB
C

/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2006, Sergey Basmanov
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*! \file
*
* \brief ChannelRedirect application
*
* \author Sergey Basmanov <sergey_basmanov@mail.ru>
*
* \ingroup applications
*/
/*** MODULEINFO
<support_level>core</support_level>
***/
#include "asterisk.h"
#include "asterisk/file.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/lock.h"
#include "asterisk/app.h"
#include "asterisk/features.h"
/*** DOCUMENTATION
<application name="ChannelRedirect" language="en_US">
<synopsis>
Redirects given channel to a dialplan target
</synopsis>
<syntax>
<parameter name="channel" required="true" />
<parameter name="context" required="false" />
<parameter name="extension" required="false" />
<parameter name="priority" required="true" />
</syntax>
<description>
<para>Sends the specified channel to the specified extension priority</para>
<para>This application sets the following channel variables upon completion</para>
<variablelist>
<variable name="CHANNELREDIRECT_STATUS">
<value name="NOCHANNEL" />
<value name="SUCCESS" />
<para>Are set to the result of the redirection</para>
</variable>
</variablelist>
</description>
</application>
***/
static const char app[] = "ChannelRedirect";
static int asyncgoto_exec(struct ast_channel *chan, const char *data)
{
int res = -1;
char *info;
struct ast_channel *chan2 = NULL;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(channel);
AST_APP_ARG(label);
);
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "%s requires an argument (channel,[[context,]exten,]priority)\n", app);
return -1;
}
info = ast_strdupa(data);
AST_STANDARD_APP_ARGS(args, info);
if (ast_strlen_zero(args.channel) || ast_strlen_zero(args.label)) {
ast_log(LOG_WARNING, "%s requires an argument (channel,[[context,]exten,]priority)\n", app);
return -1;
}
if (!(chan2 = ast_channel_get_by_name(args.channel))) {
ast_log(LOG_WARNING, "No such channel: %s\n", args.channel);
pbx_builtin_setvar_helper(chan, "CHANNELREDIRECT_STATUS", "NOCHANNEL");
return 0;
}
res = ast_async_parseable_goto(chan2, args.label);
chan2 = ast_channel_unref(chan2);
pbx_builtin_setvar_helper(chan, "CHANNELREDIRECT_STATUS", "SUCCESS");
return res;
}
static int unload_module(void)
{
return ast_unregister_application(app);
}
static int load_module(void)
{
return ast_register_application_xml(app, asyncgoto_exec) ?
AST_MODULE_LOAD_DECLINE : AST_MODULE_LOAD_SUCCESS;
}
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Redirects a given channel to a dialplan target");