Resolve a crash in SLATrunk when the specified trunk doesn't exist.
[asterisk/asterisk.git] / apps / app_userevent.c
old mode 100755 (executable)
new mode 100644 (file)
index 737949c..092f22f
  * at the top of the source tree.
  */
 
-/*
+/*! \file
  *
- * UserEvent application -- send manager event
+ * \brief UserEvent application -- send manager event
  * 
+ * \ingroup applications
  */
 
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-
 #include "asterisk.h"
 
 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
 
-#include "asterisk/lock.h"
-#include "asterisk/file.h"
-#include "asterisk/logger.h"
-#include "asterisk/channel.h"
 #include "asterisk/pbx.h"
 #include "asterisk/module.h"
 #include "asterisk/manager.h"
-
-static char *tdesc = "Custom User Event Application";
+#include "asterisk/app.h"
+
+/*** DOCUMENTATION
+       <application name="UserEvent" language="en_US">
+               <synopsis>
+                       Send an arbitrary event to the manager interface.
+               </synopsis>
+               <syntax>
+                       <parameter name="eventname" required="true" />
+                       <parameter name="body" />
+               </syntax>
+               <description>
+                       <para>Sends an arbitrary event to the manager interface, with an optional
+                       <replaceable>body</replaceable> representing additional arguments. The
+                       <replaceable>body</replaceable> may be specified as
+                       a <literal>|</literal> delimited list of headers. Each additional
+                       argument will be placed on a new line in the event. The format of the
+                       event will be:</para>
+                       <para>    Event: UserEvent</para>
+                       <para>    UserEvent: &lt;specified event name&gt;</para>
+                       <para>    [body]</para>
+                       <para>If no <replaceable>body</replaceable> is specified, only Event and UserEvent headers will be present.</para>
+               </description>
+       </application>
+ ***/
 
 static char *app = "UserEvent";
 
-static char *synopsis = "Send an arbitrary event to the manager interface";
-
-static char *descrip = 
-"  UserEvent(eventname[|body]): Sends an arbitrary event to the\n"
-"manager interface, with an optional body representing additional\n"
-"arguments.  The format of the event will be:\n"
-"    Event: UserEvent<specified event name>\n"
-"    Channel: <channel name>\n"
-"    Uniqueid: <call uniqueid>\n"
-"    [body]\n"
-"If the body is not specified, only Event, Channel, and Uniqueid fields\n"
-"will be present.  Returns 0.";
-
-STANDARD_LOCAL_USER;
-
-LOCAL_USER_DECL;
-
-static int userevent_exec(struct ast_channel *chan, void *data)
+static int userevent_exec(struct ast_channel *chan, const char *data)
 {
-       struct localuser *u;
-       char info[512];
-    char eventname[512];
-       char *eventbody;
-
-       if (!data || !strlen(data)) {
-               ast_log(LOG_WARNING, "UserEvent requires an argument (eventname|optional event body)\n");
+       char *parse;
+       int x;
+       AST_DECLARE_APP_ARGS(args,
+               AST_APP_ARG(eventname);
+               AST_APP_ARG(extra)[100];
+       );
+       struct ast_str *body = ast_str_create(16);
+
+       if (ast_strlen_zero(data)) {
+               ast_log(LOG_WARNING, "UserEvent requires an argument (eventname,optional event body)\n");
+               ast_free(body);
                return -1;
        }
 
-       strncpy(info, (char *)data, strlen((char *)data) + AST_MAX_EXTENSION-1);
-       snprintf(eventname, sizeof(eventname), "UserEvent%s", info);
-       eventbody = strchr(eventname, '|');
-       if (eventbody) {
-               *eventbody = '\0';
-               eventbody++;
+       if (!body) {
+               ast_log(LOG_WARNING, "Unable to allocate buffer\n");
+               return -1;
        }
-       LOCAL_USER_ADD(u);
-
-       if(eventbody) {
-            ast_log(LOG_DEBUG, "Sending user event: %s, %s\n", eventname, eventbody);
-            manager_event(EVENT_FLAG_USER, eventname, 
-                       "Channel: %s\r\nUniqueid: %s\r\n%s\r\n",
-                       chan->name, chan->uniqueid, eventbody);
-       } else {
-            ast_log(LOG_DEBUG, "Sending user event: %s\n", eventname);
-            manager_event(EVENT_FLAG_USER, eventname, 
-                       "Channel: %s\r\nUniqueid: %s\r\n", chan->name, chan->uniqueid);
+
+       parse = ast_strdupa(data);
+
+       AST_STANDARD_APP_ARGS(args, parse);
+
+       for (x = 0; x < args.argc - 1; x++) {
+               ast_str_append(&body, 0, "%s\r\n", args.extra[x]);
        }
 
-       LOCAL_USER_REMOVE(u);
+       manager_event(EVENT_FLAG_USER, "UserEvent", "UserEvent: %s\r\n%s", args.eventname, ast_str_buffer(body));
+       ast_free(body);
+
        return 0;
 }
 
-int unload_module(void)
+static int unload_module(void)
 {
-       STANDARD_HANGUP_LOCALUSERS;
        return ast_unregister_application(app);
 }
 
-int load_module(void)
-{
-       return ast_register_application(app, userevent_exec, synopsis, descrip);
-}
-
-char *description(void)
+static int load_module(void)
 {
-       return tdesc;
+       return ast_register_application_xml(app, userevent_exec);
 }
 
-int usecount(void)
-{
-       int res;
-       STANDARD_USECOUNT(res);
-       return res;
-}
-
-char *key()
-{
-       return ASTERISK_GPL_KEY;
-}
+AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Custom User Event Application");