Merge "app_blind_transfer: new application BlindTransfer" into 16
This commit is contained in:
George Joseph
Gerrit Code Review
commit
5c2bf122ed
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/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2019, Alexei Gradinari
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*
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* Alexei Gradinari <alex2grad@gmail.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Blind transfer by caller channel
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*
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* \author Alexei Gradinari <alex2grad@gmail.com>
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*
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* \ingroup applications
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*/
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/*** MODULEINFO
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<support_level>extended</support_level>
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***/
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#include "asterisk.h"
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#include "asterisk/pbx.h"
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#include "asterisk/module.h"
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#include "asterisk/app.h"
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#include "asterisk/channel.h"
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#include "asterisk/bridge.h"
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/*** DOCUMENTATION
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<application name="BlindTransfer" language="en_US">
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<synopsis>
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Blind transfer channel(s) to the extension and context provided
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</synopsis>
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<syntax>
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<parameter name="exten" required="true">
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<para>Specify extension.</para>
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</parameter>
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<parameter name="context">
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<para>Optionally specify a context.
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By default, Asterisk will use the caller channel context.</para>
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</parameter>
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</syntax>
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<description>
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<para>Redirect all channels currently bridged to the caller channel to the
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specified destination.</para>
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<para>The result of the application will be reported in the <variable>BLINDTRANSFERSTATUS</variable>
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channel variable:</para>
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<variablelist>
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<variable name="BLINDTRANSFERSTATUS">
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<value name="SUCCESS">
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Transfer succeeded.
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</value>
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<value name="FAILURE">
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Transfer failed.
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</value>
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<value name="INVALID">
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Transfer invalid.
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</value>
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<value name="NOTPERMITTED">
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Transfer not permitted.
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</value>
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</variable>
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</variablelist>
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</description>
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</application>
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***/
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static const char * const app = "BlindTransfer";
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static int blind_transfer_exec(struct ast_channel *chan, const char *data)
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{
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char *exten = NULL;
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char *context = NULL;
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char *parse;
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(exten);
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AST_APP_ARG(context);
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);
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if (ast_strlen_zero((char *)data)) {
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ast_log(LOG_WARNING, "%s requires an argument (exten)\n", app);
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pbx_builtin_setvar_helper(chan, "BLINDTRANSFERSTATUS", "FAILURE");
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return 0;
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}
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parse = ast_strdupa(data);
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AST_STANDARD_APP_ARGS(args, parse);
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exten = args.exten;
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if (ast_strlen_zero(args.context)) {
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context = (char *)ast_channel_context(chan);
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} else {
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context = args.context;
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}
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switch (ast_bridge_transfer_blind(1, chan, exten, context, NULL, NULL)) {
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case AST_BRIDGE_TRANSFER_NOT_PERMITTED:
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pbx_builtin_setvar_helper(chan, "BLINDTRANSFERSTATUS", "NOTPERMITTED");
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break;
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case AST_BRIDGE_TRANSFER_INVALID:
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pbx_builtin_setvar_helper(chan, "BLINDTRANSFERSTATUS", "INVALID");
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break;
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case AST_BRIDGE_TRANSFER_FAIL:
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pbx_builtin_setvar_helper(chan, "BLINDTRANSFERSTATUS", "FAILURE");
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break;
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case AST_BRIDGE_TRANSFER_SUCCESS:
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pbx_builtin_setvar_helper(chan, "BLINDTRANSFERSTATUS", "SUCCESS");
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break;
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default:
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pbx_builtin_setvar_helper(chan, "BLINDTRANSFERSTATUS", "FAILURE");
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}
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return 0;
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}
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static int unload_module(void)
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{
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return ast_unregister_application(app);
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}
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static int load_module(void)
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{
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return ast_register_application_xml(app, blind_transfer_exec);
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Blind transfer channel to the given destination");
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@ -0,0 +1,4 @@
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Subject: BlindTransfer
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A new application, this will redirect all channels currently
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bridged to the caller channel to the specified destination.
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@ -10,6 +10,8 @@
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</member>
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<member name="app_authenticate" displayname="Authentication Application" remove_on_change="apps/app_authenticate.o apps/app_authenticate.so">
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</member>
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<member name="app_blind_transfer" displayname="Blind transfer by caller channel" remove_on_change="apps/app_blind_transfer.o apps/app_blind_transfer.so">
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</member>
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<member name="app_cdr" displayname="Tell Asterisk to not maintain a CDR for the current call" remove_on_change="apps/app_cdr.o apps/app_cdr.so">
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</member>
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<member name="app_chanisavail" displayname="Check channel availability" remove_on_change="apps/app_chanisavail.o apps/app_chanisavail.so">
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@ -11,6 +11,8 @@
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</member>
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<member name="app_authenticate" displayname="Authentication Application" remove_on_change="apps/app_authenticate.o apps/app_authenticate.so">
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</member>
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<member name="app_blind_transfer" displayname="Blind transfer by caller channel" remove_on_change="apps/app_blind_transfer.o apps/app_blind_transfer.so">
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</member>
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<member name="app_cdr" displayname="Tell Asterisk to not maintain a CDR for the current call" remove_on_change="apps/app_cdr.o apps/app_cdr.so">
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</member>
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<member name="app_chanisavail" displayname="Check channel availability" remove_on_change="apps/app_chanisavail.o apps/app_chanisavail.so">
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