class.ilRuntime.php

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<?php
/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */

final class ilRuntime
{
    private static $instance = null;

    private function __construct()
    {
    }

    public static function getInstance()
    {
        if (self::$instance === null) {
            self::$instance = new self();
        }

        return self::$instance;
    }

    public function isHHVM()
    {
        return defined('HHVM_VERSION');
    }

    public function isPHP()
    {
        return !$this->isHHVM();
    }


    public function isFPM()
    {
        return (php_sapi_name() == 'fpm-fcgi');
    }

    public function getVersion()
    {
        if ($this->isHHVM()) {
            return HHVM_VERSION;
        } else {
            return PHP_VERSION;
        }
    }

    public function getName()
    {
        if ($this->isHHVM()) {
            return 'HHVM';
        } else {
            return 'PHP';
        }
    }

    public function __toString()
    {
        return $this->getName() . ' ' . $this->getVersion();
    }

    public function getReportedErrorLevels()
    {
        if ($this->isHHVM()) {
            return ini_get('hhvm.log.runtime_error_reporting_level');
        } else {
            return ini_get('error_reporting');
        }
    }

    public function shouldLogErrors()
    {
        if ($this->isHHVM()) {
            return (bool) ini_get('hhvm.log.use_log_file');
        } else {
            return (bool) ini_get('log_errors');
        }
    }

    public function shouldDisplayErrors()
    {
        if ($this->isHHVM()) {
            return (bool) ini_get('hhvm.debug.server_error_message');
        } else {
            return (bool) ini_get('display_errors');
        }
    }
}