PhpServerConfiguration.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\Environment\Configuration\Server;
 
use ILIAS\Data\DataSize;
 
class PhpServerConfiguration implements ServerConfiguration
{
    // — PHP runtime —
 
    public function getPhpVersion(): string
    {
        return PHP_VERSION;
    }
 
    public function getPhpSapi(): string
    {
        return PHP_SAPI;
    }
 
    public function isFpm(): bool
    {
        return PHP_SAPI === 'fpm-fcgi';
    }
 
    public function getPhpBinary(): string
    {
        if (PHP_BINARY !== '') {
            return escapeshellarg(PHP_BINARY);
        }
 
        foreach ([PHP_BINDIR . '/php', PHP_BINDIR . '/php-cli.exe', PHP_BINDIR . '/php.exe'] as $candidate) {
            if (is_readable($candidate)) {
                return escapeshellarg($candidate);
            }
        }
 
        return 'php';
    }
 
    // — Error handling —
 
    public function getErrorReportingLevel(): int
    {
        return (int) ini_get('error_reporting');
    }
 
    public function isErrorLoggingEnabled(): bool
    {
        return filter_var(ini_get('log_errors'), FILTER_VALIDATE_BOOLEAN);
    }
 
    public function isErrorDisplayEnabled(): bool
    {
        return filter_var(ini_get('display_errors'), FILTER_VALIDATE_BOOLEAN);
    }
 
    // — Memory & upload limits —
 
    public function getMemoryLimit(): DataSize
    {
        return new DataSize($this->parseIniBytes(ini_get('memory_limit')), DataSize::Byte);
    }
 
    public function getUploadSizeLimit(): DataSize
    {
        $bytes = min(
            $this->parseIniBytes(ini_get('post_max_size')),
            $this->parseIniBytes(ini_get('upload_max_filesize')),
        );
        return new DataSize($bytes, DataSize::Byte);
    }
 
    public function getPostMaxSize(): DataSize
    {
        return new DataSize($this->parseIniBytes(ini_get('post_max_size')), DataSize::Byte);
    }
 
    public function getUploadMaxFilesize(): DataSize
    {
        return new DataSize($this->parseIniBytes(ini_get('upload_max_filesize')), DataSize::Byte);
    }
 
    // — Execution constraints —
 
    public function getMaxExecutionTime(): int
    {
        return (int) ini_get('max_execution_time');
    }
 
    public function getMaxInputVars(): int
    {
        return (int) ini_get('max_input_vars');
    }
 
    // — Operating system —
 
    public function getOperatingSystem(): string
    {
        return PHP_OS;
    }
 
    public function getOperatingSystemFamily(): string
    {
        return PHP_OS_FAMILY;
    }
 
    // — Internal —
 
    private function parseIniBytes(string $value): int
    {
        if (is_numeric($value)) {
            return (int) $value;
        }
 
        $suffix = strtoupper(substr($value, -1));
        $number = (int) substr($value, 0, -1);
 
        return match ($suffix) {
            'P' => $number * 1024 ** 5,
            'T' => $number * 1024 ** 4,
            'G' => $number * 1024 ** 3,
            'M' => $number * 1024 ** 2,
            'K' => $number * 1024,
            default => (int) $value,
        };
    }
}