php/test/misc/invalidation/count.php

<?php
namespace apache\shindig\test\misc\invalidation;

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
@date_default_timezone_set(@date_default_timezone_get());

$filename = sys_get_temp_dir() . '/shindig_test_misc_invalidation_count';

if (file_exists($filename)) {
  $count = file_get_contents($filename);
} else {
  touch($filename);
  $count = 0;
}

$count += 1;
echo "Count: $count at time: " . date('Y-m-d H:i:s');

file_put_contents($filename, $count);