php/src/common/File.php

<?php
/**
 * 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.
 */


class File {

  public static function exists($file) {
    // only really check if check_file_exists == true, big performance hit on production systems, but also much safer :)
    if (Config::get('check_file_exists')) {
      return file_exists($file);
    } else {
      return true;
    }
  }

  public static function readable($file) {
    // only really check if check_file_exists == true, big performance hit on production systems, but also much safer :)
    if (Config::get('check_file_exists')) {
      return is_readable($file);
    } else {
      return true;
    }
  }
}