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/*
* 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
*/
#include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include "asterisk/file.h"
#include "asterisk/logger.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"
#include "asterisk/options.h"
static char *app = "ChannelRedirect";
static char *synopsis = "Redirects given channel to a dialplan target.";
static char *descrip =
"ChannelRedirect(channel|[[context|]extension|]priority):\n"
" Sends the specified channel to the specified extension priority\n";
static int asyncgoto_exec(struct ast_channel *chan, void *data)
{
int res = -1;
char *info, *context, *exten, *priority;
int prio = 1;
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);
goto quit;
}
chan2 = ast_get_channel_by_name_locked(args.channel);
if (!chan2) {
ast_log(LOG_WARNING, "No such channel: %s\n", args.channel);
goto quit;
}
/* Parsed right to left, so standard parsing won't work */
context = strsep(&args.label, "|");
exten = strsep(&args.label, "|");
if (exten) {
priority = strsep(&args.label, "|");
if (!priority) {
priority = exten;
exten = context;
context = NULL;
}
} else {
priority = context;
context = NULL;
}
/* ast_findlabel_extension does not convert numeric priorities; it only does a lookup */
if (!(prio = atoi(priority)) && !(prio = ast_findlabel_extension(chan2, S_OR(context, chan2->context),
S_OR(exten, chan2->exten), priority, chan2->cid.cid_num))) {
ast_log(LOG_WARNING, "'%s' is not a known priority or label\n", priority);
goto chanquit;
}
ast_debug(2, "Attempting async goto (%s) to %s|%s|%d\n", args.channel, S_OR(context, chan2->context), S_OR(exten, chan2->exten), prio);
if (ast_async_goto_if_exists(chan2, S_OR(context, chan2->context), S_OR(exten, chan2->exten), prio))
ast_log(LOG_WARNING, "%s failed for %s\n", app, args.channel);
else
res = 0;
chanquit:
ast_mutex_unlock(&chan2->lock);
quit:
return res;
}
static int unload_module(void)
{
return ast_unregister_application(app);
}
static int load_module(void)
{
return ast_register_application(app, asyncgoto_exec, synopsis, descrip);
}
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Redirects a given channel to a dialplan target");
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