2003-05-14 05:33:06 +00:00
|
|
|
/*
|
2005-09-14 20:46:50 +00:00
|
|
|
* Asterisk -- An open source telephony toolkit.
|
2003-05-14 05:33:06 +00:00
|
|
|
*
|
2005-01-21 07:06:25 +00:00
|
|
|
* Copyright (C) 1999 - 2005, Digium, Inc.
|
2003-05-14 05:33:06 +00:00
|
|
|
*
|
2004-10-02 00:58:31 +00:00
|
|
|
* Mark Spencer <markster@digium.com>
|
2003-05-14 05:33:06 +00:00
|
|
|
*
|
2005-09-14 20:46:50 +00:00
|
|
|
* 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.
|
|
|
|
*
|
2003-05-14 05:33:06 +00:00
|
|
|
* This program is free software, distributed under the terms of
|
2005-09-14 20:46:50 +00:00
|
|
|
* the GNU General Public License Version 2. See the LICENSE file
|
|
|
|
* at the top of the source tree.
|
|
|
|
*/
|
|
|
|
|
2005-10-24 20:12:06 +00:00
|
|
|
/*! \file
|
2005-09-14 20:46:50 +00:00
|
|
|
*
|
2005-10-24 20:12:06 +00:00
|
|
|
* \brief Transfer a caller
|
2005-12-30 21:18:06 +00:00
|
|
|
*
|
|
|
|
* \author Mark Spencer <markster@digium.com>
|
2005-09-14 20:46:50 +00:00
|
|
|
*
|
2005-11-06 15:09:47 +00:00
|
|
|
* Requires transfer support from channel driver
|
|
|
|
*
|
|
|
|
* \ingroup applications
|
2003-05-14 05:33:06 +00:00
|
|
|
*/
|
|
|
|
|
2011-07-14 20:28:54 +00:00
|
|
|
/*** MODULEINFO
|
|
|
|
<support_level>core</support_level>
|
|
|
|
***/
|
|
|
|
|
2006-06-07 18:54:56 +00:00
|
|
|
#include "asterisk.h"
|
|
|
|
|
|
|
|
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
|
|
|
|
|
2005-04-21 06:02:45 +00:00
|
|
|
#include "asterisk/pbx.h"
|
|
|
|
#include "asterisk/module.h"
|
2005-11-07 22:48:29 +00:00
|
|
|
#include "asterisk/app.h"
|
2007-11-22 03:50:04 +00:00
|
|
|
#include "asterisk/channel.h"
|
2003-05-14 05:33:06 +00:00
|
|
|
|
2008-11-01 21:10:07 +00:00
|
|
|
/*** DOCUMENTATION
|
|
|
|
<application name="Transfer" language="en_US">
|
|
|
|
<synopsis>
|
|
|
|
Transfer caller to remote extension.
|
|
|
|
</synopsis>
|
|
|
|
<syntax>
|
2012-04-03 20:14:01 +00:00
|
|
|
<parameter name="dest" required="true" argsep="">
|
|
|
|
<argument name="Tech/" />
|
2008-11-01 21:10:07 +00:00
|
|
|
<argument name="destination" required="true" />
|
|
|
|
</parameter>
|
|
|
|
</syntax>
|
|
|
|
<description>
|
|
|
|
<para>Requests the remote caller be transferred
|
|
|
|
to a given destination. If TECH (SIP, IAX2, LOCAL etc) is used, only
|
|
|
|
an incoming call with the same channel technology will be transfered.
|
|
|
|
Note that for SIP, if you transfer before call is setup, a 302 redirect
|
|
|
|
SIP message will be returned to the caller.</para>
|
|
|
|
<para>The result of the application will be reported in the <variable>TRANSFERSTATUS</variable>
|
|
|
|
channel variable:</para>
|
|
|
|
<variablelist>
|
|
|
|
<variable name="TRANSFERSTATUS">
|
|
|
|
<value name="SUCCESS">
|
|
|
|
Transfer succeeded.
|
|
|
|
</value>
|
|
|
|
<value name="FAILURE">
|
|
|
|
Transfer failed.
|
|
|
|
</value>
|
|
|
|
<value name="UNSUPPORTED">
|
|
|
|
Transfer unsupported by channel driver.
|
|
|
|
</value>
|
|
|
|
</variable>
|
|
|
|
</variablelist>
|
|
|
|
</description>
|
|
|
|
</application>
|
|
|
|
***/
|
2005-10-19 18:19:02 +00:00
|
|
|
|
2009-05-12 13:59:35 +00:00
|
|
|
static const char * const app = "Transfer";
|
2003-05-14 05:33:06 +00:00
|
|
|
|
2009-05-21 21:13:09 +00:00
|
|
|
static int transfer_exec(struct ast_channel *chan, const char *data)
|
2003-05-14 05:33:06 +00:00
|
|
|
{
|
2005-08-22 20:53:38 +00:00
|
|
|
int res;
|
2005-02-19 17:34:06 +00:00
|
|
|
int len;
|
|
|
|
char *slash;
|
2005-08-22 20:53:38 +00:00
|
|
|
char *tech = NULL;
|
2005-11-07 22:48:29 +00:00
|
|
|
char *dest = NULL;
|
2005-08-22 20:53:38 +00:00
|
|
|
char *status;
|
2005-11-07 22:48:29 +00:00
|
|
|
char *parse;
|
|
|
|
AST_DECLARE_APP_ARGS(args,
|
|
|
|
AST_APP_ARG(dest);
|
|
|
|
);
|
2005-08-22 20:53:38 +00:00
|
|
|
|
2006-01-21 17:50:04 +00:00
|
|
|
if (ast_strlen_zero((char *)data)) {
|
2008-10-27 16:03:12 +00:00
|
|
|
ast_log(LOG_WARNING, "Transfer requires an argument ([Tech/]destination)\n");
|
2005-08-22 20:53:38 +00:00
|
|
|
pbx_builtin_setvar_helper(chan, "TRANSFERSTATUS", "FAILURE");
|
|
|
|
return 0;
|
2006-05-10 13:22:15 +00:00
|
|
|
} else
|
|
|
|
parse = ast_strdupa(data);
|
2005-08-22 20:53:38 +00:00
|
|
|
|
2005-11-07 22:48:29 +00:00
|
|
|
AST_STANDARD_APP_ARGS(args, parse);
|
|
|
|
|
|
|
|
dest = args.dest;
|
2005-10-19 18:19:02 +00:00
|
|
|
|
2005-08-22 20:53:38 +00:00
|
|
|
if ((slash = strchr(dest, '/')) && (len = (slash - dest))) {
|
|
|
|
tech = dest;
|
2005-05-08 16:35:54 +00:00
|
|
|
dest = slash + 1;
|
2005-02-19 17:34:06 +00:00
|
|
|
/* Allow execution only if the Tech/destination agrees with the type of the channel */
|
2012-02-20 23:43:27 +00:00
|
|
|
if (strncasecmp(ast_channel_tech(chan)->type, tech, len)) {
|
2005-08-22 20:53:38 +00:00
|
|
|
pbx_builtin_setvar_helper(chan, "TRANSFERSTATUS", "FAILURE");
|
2005-02-19 17:34:06 +00:00
|
|
|
return 0;
|
2005-08-22 20:53:38 +00:00
|
|
|
}
|
2005-02-19 17:34:06 +00:00
|
|
|
}
|
2005-05-08 16:35:54 +00:00
|
|
|
|
2005-08-22 20:53:38 +00:00
|
|
|
/* Check if the channel supports transfer before we try it */
|
2012-02-20 23:43:27 +00:00
|
|
|
if (!ast_channel_tech(chan)->transfer) {
|
2005-08-22 20:53:38 +00:00
|
|
|
pbx_builtin_setvar_helper(chan, "TRANSFERSTATUS", "UNSUPPORTED");
|
|
|
|
return 0;
|
2003-05-14 05:33:06 +00:00
|
|
|
}
|
2005-08-22 20:53:38 +00:00
|
|
|
|
|
|
|
res = ast_transfer(chan, dest);
|
|
|
|
|
2005-09-07 21:39:53 +00:00
|
|
|
if (res < 0) {
|
2005-08-22 20:53:38 +00:00
|
|
|
status = "FAILURE";
|
2005-09-07 21:39:53 +00:00
|
|
|
res = 0;
|
2005-08-22 20:53:38 +00:00
|
|
|
} else {
|
|
|
|
status = "SUCCESS";
|
2003-05-14 05:33:06 +00:00
|
|
|
res = 0;
|
2005-08-22 20:53:38 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
pbx_builtin_setvar_helper(chan, "TRANSFERSTATUS", status);
|
|
|
|
|
2003-05-14 05:33:06 +00:00
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|
2006-08-21 02:11:39 +00:00
|
|
|
static int unload_module(void)
|
2003-05-14 05:33:06 +00:00
|
|
|
{
|
2007-07-16 13:35:20 +00:00
|
|
|
return ast_unregister_application(app);
|
2003-05-14 05:33:06 +00:00
|
|
|
}
|
|
|
|
|
2006-08-21 02:11:39 +00:00
|
|
|
static int load_module(void)
|
2003-05-14 05:33:06 +00:00
|
|
|
{
|
2008-11-01 21:10:07 +00:00
|
|
|
return ast_register_application_xml(app, transfer_exec);
|
2003-05-14 05:33:06 +00:00
|
|
|
}
|
|
|
|
|
2007-05-30 05:17:09 +00:00
|
|
|
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Transfers a caller to another extension");
|