1 <?php

     2 /**

     3  * Licensed to the Apache Software Foundation (ASF) under one or more

     4  * contributor license agreements. See the NOTICE file distributed with

     5  * this work for additional information regarding copyright ownership.

     6  * The ASF licenses this file to You under the Apache License, Version 2.0

     7  * (the "License"); you may not use this file except in compliance with

     8  * the License. You may obtain a copy of the License at

     9  *

    10  *       http://www.apache.org/licenses/LICENSE-2.0

    11  *

    12  * Unless required by applicable law or agreed to in writing, software

    13  * distributed under the License is distributed on an "AS IS" BASIS,

    14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    15  * See the License for the specific language governing permissions and

    16  * limitations under the License.

    17  *

    18  * @package log4php

    19  */

    20 

    21 /**

    22  * Converts PHP configuration files to a PHP array.

    23  *

    24  * The file should only hold the PHP config array preceded by "return".

    25  *

    26  * Example PHP config file:

    27  * <code>

    28  * <?php

    29  * return array(

    30  *   'rootLogger' => array(

    31  *     'level' => 'info',

    32  *     'appenders' => array('default')

    33  *   ),

    34  *   'appenders' => array(

    35  *     'default' => array(

    36  *       'class' => 'LoggerAppenderEcho',

    37  *       'layout' => array(

    38  *        'class' => 'LoggerLayoutSimple'

    39  *        )

    40  *     )

    41  *   )

    42  * )

    43  * ?>

    44  * </code>

    45  *

    46  * @package log4php

    47  * @subpackage configurators

    48  * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0

    49  * @version $Revision: 1343601 $

    50  * @since 2.2

    51  */

    52 class LoggerConfigurationAdapterPHP implements LoggerConfigurationAdapter {

    53     public function convert($url) {

    54         if (!file_exists($url)) {

    55             throw new LoggerException("File [$url] does not exist.");

    56         }

    57 

    58         // Load the config file

    59         $data = @file_get_contents($url);

    60         if ($data === false) {

    61             $error = error_get_last();

    62             throw new LoggerException("Error loading config file: {$error['message']}");

    63         }

    64 

    65         $config = @eval('?>' . $data);

    66 

    67         if ($config === false) {

    68             $error = error_get_last();

    69             throw new LoggerException("Error parsing configuration: " . $error['message']);

    70         }

    71 

    72         if (empty($config)) {

    73             throw new LoggerException("Invalid configuration: empty configuration array.");

    74         }

    75 

    76         if (!is_array($config)) {

    77             throw new LoggerException("Invalid configuration: not an array.");

    78         }

    79 

    80         return $config;

    81     }

    82 }

    83