2004-06-21 23:00:00 +00:00
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/*
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2005-09-15 15:44:26 +00:00
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* Asterisk -- An open source telephony toolkit.
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2004-06-21 23:00:00 +00:00
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*
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2005-09-15 15:44:26 +00:00
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* Copyright (C) 1999 - 2005, Digium, Inc.
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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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2004-06-21 23:00:00 +00:00
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*
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* This program is free software, distributed under the terms of
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2005-09-15 15:44:26 +00:00
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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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2005-10-24 20:12:06 +00:00
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/*! \file
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2005-09-15 15:44:26 +00:00
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*
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2005-10-24 20:12:06 +00:00
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* \brief UserEvent application -- send manager event
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2005-09-15 15:44:26 +00:00
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*
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2005-11-06 15:09:47 +00:00
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* \ingroup applications
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2004-06-21 23:00:00 +00:00
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*/
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2011-07-14 20:28:54 +00:00
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/*** MODULEINFO
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<support_level>core</support_level>
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***/
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2006-06-07 18:54:56 +00:00
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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2005-09-15 15:44:26 +00:00
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2005-04-21 06:02:45 +00:00
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#include "asterisk/pbx.h"
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#include "asterisk/module.h"
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#include "asterisk/manager.h"
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2006-05-20 13:29:22 +00:00
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#include "asterisk/app.h"
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2013-03-22 14:06:46 +00:00
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#include "asterisk/json.h"
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2013-04-08 14:26:37 +00:00
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#include "asterisk/stasis_channels.h"
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2004-06-21 23:00:00 +00:00
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2008-11-01 21:10:07 +00:00
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/*** DOCUMENTATION
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<application name="UserEvent" language="en_US">
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<synopsis>
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2013-05-10 13:13:06 +00:00
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Send an arbitrary user-defined event to parties interested in a channel (AMI users and relevant res_stasis applications).
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2008-11-01 21:10:07 +00:00
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</synopsis>
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<syntax>
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<parameter name="eventname" required="true" />
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<parameter name="body" />
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</syntax>
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<description>
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2013-05-10 13:13:06 +00:00
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<para>Sends an arbitrary event to interested parties, with an optional
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2008-11-01 21:10:07 +00:00
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<replaceable>body</replaceable> representing additional arguments. The
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<replaceable>body</replaceable> may be specified as
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2013-05-10 13:13:06 +00:00
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a <literal>,</literal> delimited list of key:value pairs.</para>
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<para>For AMI, each additional argument will be placed on a new line in
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the event and the format of the event will be:</para>
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2008-11-01 21:10:07 +00:00
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<para> Event: UserEvent</para>
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<para> UserEvent: <specified event name></para>
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<para> [body]</para>
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2013-05-10 13:13:06 +00:00
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<para>If no <replaceable>body</replaceable> is specified, only Event and
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UserEvent headers will be present.</para>
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<para>For res_stasis applications, the event will be provided as a JSON
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blob with additional arguments appearing as keys in the object and the
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<replaceable>eventname</replaceable> under the
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<literal>eventname</literal> key.</para>
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2008-11-01 21:10:07 +00:00
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</description>
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</application>
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***/
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2004-06-21 23:00:00 +00:00
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2008-11-01 21:10:07 +00:00
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static char *app = "UserEvent";
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2004-06-21 23:00:00 +00:00
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2009-05-21 21:13:09 +00:00
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static int userevent_exec(struct ast_channel *chan, const char *data)
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2004-06-21 23:00:00 +00:00
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{
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2009-01-19 20:05:52 +00:00
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char *parse;
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int x;
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2006-05-20 13:29:22 +00:00
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(eventname);
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AST_APP_ARG(extra)[100];
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);
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2013-03-22 14:06:46 +00:00
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RAII_VAR(struct ast_json *, blob, NULL, ast_json_unref);
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RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
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2004-06-21 23:00:00 +00:00
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2005-10-26 19:48:14 +00:00
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if (ast_strlen_zero(data)) {
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2007-07-31 01:10:47 +00:00
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ast_log(LOG_WARNING, "UserEvent requires an argument (eventname,optional event body)\n");
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2009-01-19 20:05:52 +00:00
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return -1;
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}
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2006-05-20 13:29:22 +00:00
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parse = ast_strdupa(data);
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2005-10-19 18:19:02 +00:00
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2006-05-20 13:29:22 +00:00
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AST_STANDARD_APP_ARGS(args, parse);
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2013-05-09 14:41:38 +00:00
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blob = ast_json_pack("{s: s, s: s}",
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2013-05-10 13:13:06 +00:00
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"type", "userevent",
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"eventname", args.eventname);
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2013-03-22 14:06:46 +00:00
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if (!blob) {
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return -1;
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}
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2013-05-10 13:13:06 +00:00
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for (x = 0; x < args.argc - 1; x++) {
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char *key, *value = args.extra[x];
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struct ast_json *json_value;
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key = strsep(&value, ":");
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if (!value) {
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/* no ':' in string? */
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continue;
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}
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value = ast_strip(value);
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json_value = ast_json_string_create(value);
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if (!json_value) {
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return -1;
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}
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/* ref stolen by ast_json_object_set */
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if (ast_json_object_set(blob, key, json_value)) {
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return -1;
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}
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}
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2013-05-08 18:34:50 +00:00
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msg = ast_channel_blob_create(
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chan, ast_channel_user_event_type(), blob);
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2013-03-22 14:06:46 +00:00
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if (!msg) {
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return -1;
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}
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stasis_publish(ast_channel_topic(chan), msg);
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2006-05-20 13:29:22 +00:00
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2004-06-21 23:00:00 +00:00
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return 0;
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}
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2006-08-21 02:11:39 +00:00
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static int unload_module(void)
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2004-06-21 23:00:00 +00:00
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{
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2007-07-16 13:35:20 +00:00
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return ast_unregister_application(app);
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2004-06-21 23:00:00 +00:00
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}
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2006-08-21 02:11:39 +00:00
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static int load_module(void)
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2004-06-21 23:00:00 +00:00
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{
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2008-11-01 21:10:07 +00:00
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return ast_register_application_xml(app, userevent_exec);
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2004-06-21 23:00:00 +00:00
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}
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2006-08-21 02:11:39 +00:00
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Custom User Event Application");
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