Viewing file:  DependencyChecker.php (1.24 KB) -rw-r--r--
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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2025 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Psy\Util;
/**
* Utility for checking PHP function availability.
*/
class DependencyChecker
{
/**
* Check if all functions in a list are available (exist and not disabled).
*
* @param string[] $functions List of function names to check
*/
public static function functionsAvailable(array $functions): bool
{
foreach ($functions as $func) {
if (!\function_exists($func)) {
return false;
}
}
return empty(self::functionsDisabled($functions));
}
/**
* Check if any functions in a list are disabled.
*
* @param string[] $functions List of function names to check
*
* @return string[] List of disabled functions
*/
public static function functionsDisabled(array $functions): array
{
$disabled = \array_map('strtolower', \array_map('trim', \explode(',', \ini_get('disable_functions'))));
$disabledFunctions = \array_intersect($functions, $disabled);
return $disabledFunctions;
}
}
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