CONTRIB-4724: New function module_scale_used_anywhere() should be implemented

lib.php

@@ -1268,3 +1268,22 @@ function game_get_completion_state($course, $cm, $userid, $type) {
     return $grade && $grade->score > 0;
 }
 
+/**
+ * Checks if scale is being used by any instance of Game
+ *
+ * This is used to find out if scale used anywhere
+ *
+ * @global object
+ * @param int $scaleid
+ * @return boolean True if the scale is used by any Game
+ */
+function game_scale_used_anywhere($scaleid) {
+    global $DB;
+
+    if ($scaleid and $DB->record_exists('game', array('grade'=>-$scaleid))) {
+        return true;
+    } else {
+        return false;
+    }
+}
+

version.php

@@ -11,7 +11,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $module->component = 'mod_game';  // Full name of the plugin (used for diagnostics)
-$module->version   = 2013122503;  // The current module version (Date: YYYYMMDDXX)
+$module->version   = 2013122504;  // The current module version (Date: YYYYMMDDXX)
 $module->requires  = 2010112400;  // Requires Moodle 2.0
 $module->cron      = 0;           // Period for cron to check this module (secs)
-$module->release   = '3.12.25.3';
+$module->release   = '3.12.25.4';