- switched "system search" Ajax endpoint data source from _SDE_ DB to new _eve_universe_ DB, #628 closed #644

- switched "constellation search" Ajax endpoint data source from _SDE_ DB to new _eve_universe_ DB, #628
- improved "system search" field, multiple changes/fixes see #644

app/main/model/basicmodel.php

@@ -896,6 +896,18 @@ abstract class BasicModel extends \DB\Cortex {
         $cache->set(self::getF3()->hash($key).'.var', $data, $ttl);
     }
 
+    /**
+     * check whether a cache $key exists
+     * -> §val (reference) get updated with the cache data
+     * -> equivalent to $f3->exists()
+     * @param string $key
+     * @param null $val
+     * @return bool
+     */
+    public static function existsCacheValue(string $key, &$val = null){
+        return self::getF3()->exists($key, $val);
+    }
+
     /**
      * debug log function
      * @param string $text