cleanup guest stats

includes/pages/guest_stats.php

@@ -16,15 +16,20 @@ function guest_stats() {
       $done_shifts_seconds = sql_select_single_cell("SELECT SUM(`Shifts`.`end` - `Shifts`.`start`) FROM `ShiftEntry` JOIN `Shifts` USING (`SID`) WHERE `Shifts`.`end` < UNIX_TIMESTAMP()");
       $stats['done_work_hours'] = round($done_shifts_seconds / (60 * 60), 0);
       
-      $users_in_action_source = sql_select("SELECT `Shifts`.`start`, `Shifts`.`end` FROM `ShiftEntry` JOIN `Shifts` ON `Shifts`.`SID`=`ShiftEntry`.`SID` WHERE UNIX_TIMESTAMP() BETWEEN `Shifts`.`start` AND `Shifts`.`end`");
-      $stats['users_in_action'] = count($users_in_action_source);
+      $users_in_action = sql_select("SELECT `Shifts`.`start`, `Shifts`.`end` FROM `ShiftEntry` JOIN `Shifts` ON `Shifts`.`SID`=`ShiftEntry`.`SID` WHERE UNIX_TIMESTAMP() BETWEEN `Shifts`.`start` AND `Shifts`.`end`");
+      $stats['users_in_action'] = count($users_in_action);
       
       header("Content-Type: application/json");
-      die(json_encode($stats));
-    } else die(json_encode(array('error' => "Wrong api_key.")));
-  } else die(json_encode(array('error' => "Missing parameter api_key.")));
-
+      raw_output(json_encode($stats));
+      return;
+    }
+    raw_output(json_encode([
+        'error' => "Wrong api_key." 
+    ]));
+  }
+  raw_output(json_encode([
+      'error' => "Missing parameter api_key." 
+  ]));
 }
-
 
 ?>