Bootstrap.php

<?php
/**
 * GSC Tesseract
 * php version 8.2
 *
 * @category CMS
 * @package  Framework
 * @author   Fred Brooker <git@gscloud.cz>
 * @license  MIT https://gscloud.cz/LICENSE.txt
 * @link     https://mini.gscloud.cz
 */

declare (strict_types = 1);

use Nette\Neon\Neon;
use Tracy\Debugger;

define('TESSERACT_START', microtime(true));

// CLI SAPI external include
if (PHP_SAPI === 'cli') {
    $req = getenv('CLI_REQ');
    if ($req && file_exists($req) && is_readable($req)) {
        include_once $req;
    }
}

// PHP INI
ini_set(
    'auto_detect_line_endings',
    defined('AUTO_DETECT_LINE_ENDINGS') ? AUTO_DETECT_LINE_ENDINGS : 'true'
);
ini_set(
    'default_socket_timeout',
    defined('DEFAULT_SOCKET_TIMEOUT') ? DEFAULT_SOCKET_TIMEOUT : '15'
);
ini_set(
    'display_errors',
    defined('DISPLAY_ERRORS') ? DISPLAY_ERRORS : 'true'
);

ob_start();
error_reporting(E_ALL);

// directory separator
defined('DS') || define('DS', DIRECTORY_SEPARATOR);

// app root
defined('ROOT') || define('ROOT', __DIR__);

// Apache root, not mandatory for the main code
defined('WWW') || define('WWW', ROOT . DS . 'www');

// APP directory, mandatory for the main code (App.php etc. loaded from here)
$d = 'APP';
$x = ROOT . DS . 'app';
if (defined($d) && is_dir($x) && is_readable($x)) {
} else {
    if (is_dir($x) && is_readable($x)) {
        define($d, $x);
    } else {
        die('Could not read the APP directory: ' . $x);
    }
}

// CACHE directory, can use system temp
$d = 'CACHE';
$x = ROOT . DS . 'temp';
if (defined($d) && is_dir($x) && is_readable($x)) {
} else {
    if (is_dir($x) && is_writable($x)) {
        define($d, $x);
    } else {
        define($d, '/tmp');
    }
}

// DATA directory, can use system temp
$d = 'DATA';
$x = ROOT . DS . 'data';
if (defined($d) && is_dir($x) && is_writable($x)) {
} else {
    if (is_dir($x) && is_writable($x)) {
        define($d, $x);
    } else {
        define($d, '/tmp');
    }
}

// configuration file, test later
defined('CONFIG') || define('CONFIG', APP . DS . 'config.neon');

// private configuration file, not mandatory, test later
defined('CONFIG_PRIVATE') || define(
    'CONFIG_PRIVATE', APP . DS . 'config_private.neon'
);

// CSP definition file, used in App.php, not mandatory - can use system temp
$d = 'CSP';
$x = APP . DS . 'csp.neon';
if (file_exists($x) && is_readable($x)) {
    defined($d) || define($d, $x);
} else {
    defined($d) || define($d, null);
}

// Mustache templates, not mandatory - can use system temp
$d = 'TEMPLATES';
$x = APP . DS . 'templates';
if (is_dir($x) && is_readable($x)) {
    defined($d) || define($d, $x);
} else {
    defined($d) || define($d, '/tmp');
}

// Mustache partials, not mandatory - can use system temp
$d = 'PARTIALS';
$x = APP . DS . 'partials';
if (is_dir($x) && is_readable($x)) {
    defined($d) || define($d, $x);
} else {
    defined($d) || define($d, '/tmp');
}

// DOWNLOAD storage = files generated by Tesseract, not mandatory
$d = 'DOWNLOAD';
$x = WWW . DS . 'download';
if (is_dir($x) && is_readable($x)) {
    defined($d) || define($d, $x);
} else {
    defined($d) || define($d, null);
}

// UPLOAD storage = files uploaded by users, not mandatory
$d = 'UPLOAD';
$x = WWW . DS . 'upload';
if (is_dir($x) && is_readable($x)) {
    defined($d) || define($d, $x);
} else {
    defined($d) || define($d, null);
}

// LOGS storage for Tracy, not mandatory
$d = 'LOGS';
$x = ROOT . DS . 'logs';
if (is_dir($x) && is_writable($x)) {
    defined($d) || define($d, $x);
} else {
    defined($d) || define($d, null);
}

// TEMP files storage, not mandatory - can use system temp
$d = 'TEMP';
$x = ROOT . DS . 'temp';
if (is_dir($x) && is_writable($x)) {
    defined($d) || define('TEMP', $x);
} else {
    defined($d) || define($d, '/tmp');
}

// running from CLI?
defined('CLI') || define('CLI', (bool) (PHP_SAPI == 'cli'));

// running from localhost?
defined('LOCALHOST') || define(
    'LOCALHOST', (bool) (($_SERVER['SERVER_NAME'] ?? '') == 'localhost') || CLI
);

// Composer autoloader
require_once ROOT . DS . 'vendor' . DS . 'autoload.php';

// load CONFIGURATION
$cfg = null;
if (file_exists(CONFIG) && is_readable(CONFIG)) {
    $cfg_content = file_get_contents(CONFIG);
    if ($cfg_content) {
        $cfg = Neon::decode($cfg_content);
    } else {
        $cfg = null;
    }
    if (!is_array($cfg)) {
        die('FATAL ERROR: INVALID MAIN CONFIG!');
    }
    try {
        if (file_exists(CONFIG_PRIVATE) && is_readable(CONFIG_PRIVATE)) {
            $priv_content = file_get_contents(CONFIG_PRIVATE);
            if ($priv_content) {
                $priv = Neon::decode($priv_content);
            } else {
                $priv = null;
            }
            if (!is_array($priv)) {
                throw new Exception('FATAL ERROR: PRIVATE CONFIG IS NOT AN ARRAY!');
            }
            $cfg = array_replace_recursive($cfg, $priv);
        }
    } catch (Exception $e) {
        die('FATAL ERROR: INVALID PRIVATE CONFIG!');
    }
}
if (!is_array($cfg)) {
    die('FATAL ERROR: INVALID MAIN CONFIG!');
}

// DEFAULT TIME ZONE
date_default_timezone_set(
    (string) ($cfg['date_default_timezone'] ?? 'Europe/Prague')
);

// DEBUGGER
if (CLI === true) {
    defined('DEBUG') || define('DEBUG', false);
}
if (($_SERVER['SERVER_NAME'] ?? '') === 'localhost') {
    if (($cfg['dbg'] ?? null) === false) {
        defined('DEBUG') || define('DEBUG', false); // DISABLED - configuration
    }
    defined('DEBUG') || define('DEBUG', true); // ENABLED - localhost
}
if (isset($_SERVER['HTTP_USER_AGENT'])) {
    if (strpos($_SERVER['HTTP_USER_AGENT'], 'curl') !== false) {
        defined('DEBUG') || define('DEBUG', false); // DISABLED - curl
    }
}
defined('DEBUG') || define('DEBUG', (bool) ($cfg['dbg'] ?? false));

if (DEBUG === true) {
    // https://api.nette.org/tracy/master/Tracy.html
    // https://www.php.net/manual/en/errorfunc.constants.php
    Debugger::$logDirectory = LOGS;
    Debugger::$logSeverity = 15;
    Debugger::$maxDepth = (int) ($cfg['DEBUG_MAX_DEPTH'] ?? 10);
    Debugger::$maxLength = (int) ($cfg['DEBUG_MAX_LENGTH'] ?? 5000);
    Debugger::$scream = (bool) ($cfg['DEBUG_SCREAM'] ?? true);
    Debugger::$showBar = (bool) ($cfg['DEBUG_SHOW_BAR'] ?? true);
    Debugger::$showFireLogger = (bool) ($cfg['DEBUG_SHOW_FIRELOGGER'] ?? false);
    Debugger::$showLocation = (bool) ($cfg['DEBUG_SHOW_LOCATION'] ?? false);
    Debugger::$strictMode = (bool) ($cfg['DEBUG_STRICT_MODE'] ?? true);

    // debug cookie name: tracy-debug
    if ($cfg['DEBUG_COOKIE'] ?? null) {
        if (($_COOKIE['tracy-debug'] ?? null) === $cfg['DEBUG_COOKIE']) {
            Debugger::enable(Debugger::Development);
        } else {
            Debugger::enable(Debugger::Production);
        }
    } else {
        Debugger::enable(
            (bool) ($cfg['DEBUG_DEVELOPMENT_MODE'] ?? true)
            ? Debugger::DEVELOPMENT : Debugger::DETECT, LOGS
        );
    }
}

Debugger::timer('RUN');
require_once APP . DS . 'App.php';