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7438586d8e
Some modules have a different support level documented in their MODULEINFO XML and Asterisk module definition. This change brings the two in sync for the modules which were not matching. ASTERISK-29336 Change-Id: If2f819103d4a271e2e0624ef4db365e897fa3d35
144 lines
3.8 KiB
C
144 lines
3.8 KiB
C
/*
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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 Attended 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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#include "asterisk/features_config.h"
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/*** DOCUMENTATION
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<application name="AttendedTransfer" language="en_US">
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<synopsis>
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Attended transfer to the extension provided and TRANSFER_CONTEXT
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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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</syntax>
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<description>
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<para>Queue up attended transfer to the specified extension in the <literal>TRANSFER_CONTEXT</literal>.</para>
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<para>Note that the attended transfer only work when two channels have answered and are bridged together.</para>
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<para>Make sure to set Attended Transfer DTMF feature <literal>atxfer</literal>
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and attended transfer is permitted.</para>
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<para>The result of the application will be reported in the <variable>ATTENDEDTRANSFERSTATUS</variable>
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channel variable:</para>
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<variablelist>
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<variable name="ATTENDEDTRANSFERSTATUS">
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<value name="SUCCESS">
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Transfer successfully queued.
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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="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 = "AttendedTransfer";
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static int attended_transfer_exec(struct ast_channel *chan, const char *data)
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{
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char *exten = NULL;
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const 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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);
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char feature_code[AST_FEATURE_MAX_LEN];
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const char *digit;
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struct ast_frame f = { .frametype = AST_FRAME_DTMF };
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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, "ATTENDEDTRANSFERSTATUS", "FAILURE");
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return 0;
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}
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context = pbx_builtin_getvar_helper(chan, "TRANSFER_CONTEXT");
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if (ast_strlen_zero(context)) {
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pbx_builtin_setvar_helper(chan, "ATTENDEDTRANSFERSTATUS", "NOTPERMITTED");
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return 0;
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}
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ast_channel_lock(chan);
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if (ast_get_builtin_feature(chan, "atxfer", feature_code, sizeof(feature_code)) ||
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ast_strlen_zero(feature_code)) {
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pbx_builtin_setvar_helper(chan, "ATTENDEDTRANSFERSTATUS", "NOTPERMITTED");
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ast_channel_unlock(chan);
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return 0;
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}
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ast_channel_unlock(chan);
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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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for (digit = feature_code; *digit; ++digit) {
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f.subclass.integer = *digit;
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ast_queue_frame(chan, &f);
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}
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for (digit = exten; *digit; ++digit) {
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f.subclass.integer = *digit;
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ast_queue_frame(chan, &f);
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}
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f.subclass.integer = '#';
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ast_queue_frame(chan, &f);
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pbx_builtin_setvar_helper(chan, "ATTENDEDTRANSFERSTATUS", "SUCCESS");
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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, attended_transfer_exec);
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}
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AST_MODULE_INFO_STANDARD_EXTENDED(ASTERISK_GPL_KEY, "Attended transfer to the given extension");
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