add uuid_exists api call

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@14668 d0543943-73ff-0310-b7d9-9358b9ac24b2

diff --git a/src/mod/applications/mod_commands/mod_commands.c b/src/mod/applications/mod_commands/mod_commands.c
index c0d04fa8c0707ea04624a92584ef48622abe7a3f..928323d1185fc1ff522142537b34ad95f79c8b65 100644 (file)
--- a/src/mod/applications/mod_commands/mod_commands.c
+++ b/src/mod/applications/mod_commands/mod_commands.c
@@ -3196,6 +3196,25 @@ SWITCH_STANDARD_API(uuid_setvar_multi_function)
        return SWITCH_STATUS_SUCCESS;
 }
 
+#define EXISTS_SYNTAX "<uuid> <var>"
+SWITCH_STANDARD_API(uuid_exists_function)
+{
+       int exists = 0;
+       
+    if (cmd) {
+               switch_core_session_t *psession = NULL;
+               if ((psession = switch_core_session_locate(cmd))) {
+                       switch_core_session_rwunlock(psession);
+                       exists = 1;
+               }
+    }
+
+       stream->write_function(stream, "%s", exists ? "true" : "false");
+
+       return SWITCH_STATUS_SUCCESS;
+}
+
+
 #define GETVAR_SYNTAX "<uuid> <var>"
 SWITCH_STANDARD_API(uuid_getvar_function)
 {
@@ -3542,6 +3561,7 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_commands_load)
        SWITCH_ADD_API(commands_api_interface, "uuid_setvar", "uuid_setvar", uuid_setvar_function, SETVAR_SYNTAX);
        SWITCH_ADD_API(commands_api_interface, "uuid_setvar_multi", "uuid_setvar_multi", uuid_setvar_multi_function, SETVAR_MULTI_SYNTAX);
        SWITCH_ADD_API(commands_api_interface, "uuid_getvar", "uuid_getvar", uuid_getvar_function, GETVAR_SYNTAX);
+       SWITCH_ADD_API(commands_api_interface, "uuid_exists", "see if a uuid exists", uuid_exists_function, EXISTS_SYNTAX);
        SWITCH_ADD_API(commands_api_interface, "uuid_dump", "uuid_dump", uuid_dump_function, DUMP_SYNTAX);
        SWITCH_ADD_API(commands_api_interface, "global_setvar", "global_setvar", global_setvar_function, GLOBAL_SETVAR_SYNTAX);
        SWITCH_ADD_API(commands_api_interface, "global_getvar", "global_getvar", global_getvar_function, GLOBAL_GETVAR_SYNTAX);