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/vendor/Microsoft/Console/Command/ParameterSource/ConfigFile.php

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PHP | 111 lines | 45 code | 10 blank | 56 comment | 19 complexity | 424c9950afc9ec78504fdc2f002aa5a0 MD5 | raw file
  1<?php
  2/**
  3 * Copyright (c) 2009 - 2011, RealDolmen
  4 * All rights reserved.
  5 *
  6 * Redistribution and use in source and binary forms, with or without
  7 * modification, are permitted provided that the following conditions are met:
  8 *     * Redistributions of source code must retain the above copyright
  9 *       notice, this list of conditions and the following disclaimer.
 10 *     * Redistributions in binary form must reproduce the above copyright
 11 *       notice, this list of conditions and the following disclaimer in the
 12 *       documentation and/or other materials provided with the distribution.
 13 *     * Neither the name of RealDolmen nor the
 14 *       names of its contributors may be used to endorse or promote products
 15 *       derived from this software without specific prior written permission.
 16 *
 17 * THIS SOFTWARE IS PROVIDED BY RealDolmen ''AS IS'' AND ANY
 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 20 * DISCLAIMED. IN NO EVENT SHALL RealDolmen BE LIABLE FOR ANY
 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 26 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 27 *
 28 * @category   Microsoft
 29 * @package    Microsoft_Console
 30 * @subpackage Exception
 31 * @version    $Id: Exception.php 55733 2011-01-03 09:17:16Z unknown $
 32 * @copyright  Copyright (c) 2009 - 2011, RealDolmen (http://www.realdolmen.com)
 33 * @license    http://phpazure.codeplex.com/license
 34 */
 35
 36/**
 37 * @see Microsoft_AutoLoader
 38 */
 39require_once dirname(__FILE__) . '/../../../AutoLoader.php';
 40
 41/**
 42 * @category   Microsoft
 43 * @package    Microsoft_Console
 44 * @copyright  Copyright (c) 2009 - 2011, RealDolmen (http://www.realdolmen.com)
 45 * @license    http://phpazure.codeplex.com/license
 46 */
 47class Microsoft_Console_Command_ParameterSource_ConfigFile
 48	implements Microsoft_Console_Command_ParameterSource_ParameterSourceInterface
 49{
 50	/**
 51	 * Get value for a named parameter.
 52	 * 
 53	 * @param mixed $parameter Parameter to get a value for
 54	 * @param array $argv Argument values passed to the script when run in console.
 55	 * @return mixed
 56	 */
 57	public function getValueForParameter($parameter, $argv = array())
 58	{
 59		// Configuration file path
 60		$configurationFilePath = null;
 61		
 62		// Check if a path to a configuration file is specified
 63		foreach ($argv as $parameterInput) {
 64			$parameterInput = explode('=', $parameterInput, 2);
 65			
 66			if (strtolower($parameterInput[0]) == '--configfile' || strtolower($parameterInput[0]) == '-f') {
 67				if (!isset($parameterInput[1])) {
 68					throw new Microsoft_Console_Exception("No path to a configuration file is given. Specify the path using the --ConfigFile or -F switch.");
 69				}
 70				$configurationFilePath = $parameterInput[1];
 71				break;
 72			}
 73		}
 74		
 75		// Value given?
 76		if (is_null($configurationFilePath)) {
 77			return null;
 78		}
 79		if (!file_exists($configurationFilePath)) {
 80			throw new Microsoft_Console_Exception("Invalid configuration file given. Specify the correct path using the --ConfigFile or -F switch.");
 81		}
 82		
 83		// Parse values
 84		$iniValues = parse_ini_file($configurationFilePath);
 85		
 86		// Default value
 87		$parameterValue = null;
 88		
 89		// Loop aliases
 90		foreach ($parameter->aliases as $alias) {
 91			if (array_key_exists($alias, $iniValues)) {
 92				$parameterValue = $iniValues[$alias]; break;
 93			} else if (array_key_exists(strtolower($alias), $iniValues)) {
 94				$parameterValue = $iniValues[strtolower($alias)]; break;
 95			} else if (array_key_exists(str_replace('-', '', $alias), $iniValues)) {
 96				$parameterValue = $iniValues[str_replace('-', '', $alias)]; break;
 97			} else if (array_key_exists(strtolower(str_replace('-', '', $alias)), $iniValues)) {
 98				$parameterValue = $iniValues[strtolower(str_replace('-', '', $alias))]; break;
 99			}
100		}
101
102		if (strtolower($parameterValue) == 'true') {
103			$parameterValue = true;
104		} else if (strtolower($parameterValue) == 'false') {
105			$parameterValue = false;
106		}
107		
108		// Done!
109		return $parameterValue;
110	}
111}