From 65203b12dd5a3185d02cb6601f91556d5fde4a54 Mon Sep 17 00:00:00 2001
From: Olle Johansson <oej@edvina.net>
Date: Fri, 16 Jul 2010 09:25:48 +0000
Subject: [PATCH] Add a dialplan function to check if a queue exists:
QUEUE_EXISTS
Review: https://reviewboard.asterisk.org/r/777/
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@276950 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
CHANGES | 1 +
apps/app_queue.c | 41 +++++++++++++++++++++++++++++++++++++++++
2 files changed, 42 insertions(+)
diff --git a/CHANGES b/CHANGES
index a68e225973..2ec0534557 100644
--- a/CHANGES
+++ b/CHANGES
@@ -267,6 +267,7 @@ Queue changes
result is that if a member becomes auto-paused, he will be paused in all
queues for which he is a member, not just the queue that failed to reach
the member.
+ * Added dialplan function QUEUE_EXISTS to check if a queue exists
mISDN channel driver (chan_misdn) changes
----------------------------------------
diff --git a/apps/app_queue.c b/apps/app_queue.c
index 11de4d903a..286d7a9494 100644
--- a/apps/app_queue.c
+++ b/apps/app_queue.c
@@ -469,6 +469,17 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
<ref type="function">QUEUE_MEMBER_LIST</ref>
</see-also>
</function>
+ <function name="QUEUE_EXISTS" language="en_US">
+ <synopsis>
+ Check if a named queue exists on this server
+ </synopsis>
+ <syntax>
+ <parameter name="queuename" />
+ </syntax>
+ <description>
+ <para>Returns 1 if the specified queue exists, 0 if it does not</para>
+ </description>
+ </function>
<function name="QUEUE_WAITING_COUNT" language="en_US">
<synopsis>
Count number of calls currently waiting in a queue.
@@ -5926,6 +5937,29 @@ static int queue_function_var(struct ast_channel *chan, const char *cmd, char *d
return 0;
}
+/*!
+ * \brief Check if a given queue exists
+ *
+ */
+static int queue_function_exists(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
+{
+ struct call_queue *q;
+
+ buf[0] = '\0';
+
+ if (ast_strlen_zero(data)) {
+ ast_log(LOG_ERROR, "%s requires an argument: queuename\n", cmd);
+ return -1;
+ }
+ q = load_realtime_queue(data);
+ snprintf(buf, len, "%d", q != NULL? 1 : 0);
+ if (q) {
+ queue_t_unref(q, "Done with temporary reference in QUEUE_EXISTS()");
+ }
+
+ return 0;
+}
+
/*!
* \brief Get number either busy / free / ready or total members of a specific queue
* \retval number of members (busy / free / ready / total)
@@ -6192,6 +6226,11 @@ static int queue_function_memberpenalty_write(struct ast_channel *chan, const ch
return 0;
}
+static struct ast_custom_function queueexists_function = {
+ .name = "QUEUE_EXISTS",
+ .read = queue_function_exists,
+};
+
static struct ast_custom_function queuevar_function = {
.name = "QUEUE_VARIABLES",
.read = queue_function_var,
@@ -8038,6 +8077,7 @@ static int unload_module(void)
res |= ast_unregister_application(app_upqm);
res |= ast_unregister_application(app_ql);
res |= ast_unregister_application(app);
+ res |= ast_custom_function_unregister(&queueexists_function);
res |= ast_custom_function_unregister(&queuevar_function);
res |= ast_custom_function_unregister(&queuemembercount_function);
res |= ast_custom_function_unregister(&queuemembercount_dep);
@@ -8112,6 +8152,7 @@ static int load_module(void)
res |= ast_manager_register_xml("QueueReload", 0, manager_queue_reload);
res |= ast_manager_register_xml("QueueReset", 0, manager_queue_reset);
res |= ast_custom_function_register(&queuevar_function);
+ res |= ast_custom_function_register(&queueexists_function);
res |= ast_custom_function_register(&queuemembercount_function);
res |= ast_custom_function_register(&queuemembercount_dep);
res |= ast_custom_function_register(&queuememberlist_function);
--
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