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<?php
/*
* Copyright (c) 2014 Mathieu Parent <sathieu@debian.org>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
namespace Pkgtools\Base;
/**
* This class represent one package name override
*
* @copyright Copyright (c) 2014 Mathieu Parent <sathieu@debian.org>
* @author Mathieu Parent <sathieu@debian.org>
* @license Expat http://www.jclark.com/xml/copying.txt
*/
class Override {
/**
* Project
*
* @var string
*/
private $_project;
/**
* Package name
*
* @var string
*/
private $_package;
/**
* Override
*
* @var string
*/
private $_override;
/**
* Override constraint
*
* @var string
*/
private $_constraint;
/**
* Constructor
*
* As this class should not be instanciated, this fails
*/
final public function __construct($project, $package, $override, $constraint) {
if ($project === 'pear-extension') {
$project = 'pear-pecl.php.net';
}
$this->_project = $project;
$this->_package = $package;
$this->_override = $override;
$this->_constraint = $constraint;
}
/**
* Apply an override
* Return:
* - NULL if no override found
* - a Dependency object
*
* @param Dependency $dependency
* @return Dependency|NULL
*/
function override($dependency) {
if (preg_match('/(^|^pear-|\.)'.$dependency->project.'($|\.)/i', $this->_project)
&& strcasecmp(str_replace('_', '-', $dependency->package), str_replace('_', '-', $this->_package))==0
) {
if ($this->_constraint === 'none') {
$min = NULL;
$max = NULL;
} else {
// Inherit the dependency
$min = $dependency->minVersion;
$max = $dependency->maxVersion;
}
$dep = new Dependency($dependency->level, '__override__', $this->_override,
$min, $max, $dependency);
$dep->excludeMinVersion = $dependency->excludeMinVersion;
$dep->excludeMaxVersion = $dependency->excludeMaxVersion;
return $dep;
}
return NULL;
}
}
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