training edit with coaches OK

_class/class_user.php

@@ -96,6 +96,14 @@ class user {
 
 	}
 
+
+	public function is_coach_at_training($_training_id) {
+		global $sql;
+		//kap egy training id-t, és megmondja, hogy az user be van-e jelölve edzőként azon az edzésen
+		$query = "SELECT * FROM training_coach WHERE trc_coach_uc_id = '" . $this->get_ua_id() . "' AND trc_training_tr_id = '" . $_training_id ."';";
+		return $sql->num_of_rows($query);
+	}
+
 	public function update_login_time($_ua_id = null) {
 		global $sql;
 		//az adott user_id-n updateli a login_time-ot