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<?php
/**
* A helper class for platform management
*
* PHP versions 5
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @category Tools and Utilities
* @package CodeGen
* @author Hartmut Holzgraefe <hartmut@php.net>
* @copyright 2005 Hartmut Holzgraefe
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version CVS: $Id: Platform.php,v 1.3 2006/01/25 21:16:34 hholzgra Exp $
* @link http://pear.php.net/package/CodeGen
*/
/**
* A helper class for platform management
*
* @category Tools and Utilities
* @package CodeGen
* @author Hartmut Holzgraefe <hartmut@php.net>
* @copyright 2005 Hartmut Holzgraefe
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version Release: @package_version@
* @link http://pear.php.net/package/CodeGen
*/
class CodeGen_Tools_Platform
{
/**
* The supported platforms are collected here
*
* @access private
* @var array the platform short names
*/
protected $platforms = array();
/**
* Constructor gets a list of names or "all"
*
* @access public
* @param string|array names as comma separated string or array
*/
function __construct($names)
{
if (is_string($names)) {
$names = explode(",", $names);
}
foreach ($names as $name) {
switch (strtolower(trim($name))) {
case "all":
$this->platforms["win"] = true;
$this->platforms["unix"] = true;
break;
case "win":
case "win23":
case "windows":
case "microsoft":
$this->platforms["win"] = true;
break;
case "unix":
case "posix":
case "gnu":
$this->platforms["unix"] = true;
break;
default:
$this->error = PEAR::raiseError("'$name' is not a supported platform");
break(2);
}
}
}
/**
* Test for a platform shortname
*
* @access public
* @param string shortname
* @return bool true if supported else false
*/
function test($name)
{
switch (strtolower(trim($name))) {
case "all":
return 2 == $this->count();
case "win":
case "win32":
case "windows":
case "microsoft":
return isset($this->platforms["win"]);
case "unix":
case "posix":
case "gnu":
return isset($this->platforms["unix"]);
default:
return false;
}
}
/**
* Count the number of supported platforms
*
* @access public
* @return int platform count
*/
function count()
{
return count($this->platforms);
}
}
?>
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