File: loader.php

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File: loader.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: CIDRAM
Check if an IP address is a bad source of traffic
Author: By
Last change:
Date: 2 years ago
Size: 3,850 bytes
 

Contents

Class file image Download
<?php
/**
 * This file is a part of the CIDRAM package.
 * Homepage: https://cidram.github.io/
 *
 * CIDRAM COPYRIGHT 2016 and beyond by Caleb Mazalevskis (Maikuolan).
 *
 * License: GNU/GPLv2
 * @see LICENSE.txt
 *
 * This file: The loader (last modified: 2019.04.30).
 */

/**
 * CIDRAM should only be loaded once per PHP instance. To ensure this, we check
 * for the existence of a "CIDRAM" constant. If it doesn't exist, we define it
 * and continue loading. If it already exists, we do nothing.
 */
if (!defined('CIDRAM')) {
   
define('CIDRAM', true);

   
/** Version check. */
   
if (!version_compare(PHP_VERSION, '7.2.0', '>=')) {
       
header('Content-Type: text/plain');
        die(
'[CIDRAM] Not compatible with PHP versions below 7.2.0; Please update PHP in order to use CIDRAM.');
    }

   
/** Create an array for our working data. */
   
$CIDRAM = [];

   
/** Determine the location of the "vault" directory. */
   
$CIDRAM['Vault'] = __DIR__ . '/vault/';

   
/** Kill the script if we can't find the vault directory. */
   
if (!is_dir($CIDRAM['Vault'])) {
       
header('Content-Type: text/plain');
        die(
           
'[CIDRAM] Vault directory not correctly set: Can\'t continue. Refer to do' .
           
'cumentation if this is a first-time run, and if problems persist, seek a' .
           
'ssistance.'
       
);
    }

   
/** Checks whether we're calling CIDRAM directly or through a hook. */
   
$CIDRAM['Direct'] = !isset($_SERVER['SCRIPT_FILENAME']) || str_replace("\\", '/', strtolower(
       
realpath($_SERVER['SCRIPT_FILENAME'])
    )) ===
str_replace("\\", '/', strtolower(__FILE__));

   
/** Checks whether we're calling CIDRAM through an alternative pathway (e.g., Cronable). */
   
$CIDRAM['Alternate'] = class_exists('\Maikuolan\Cronable\Cronable');

   
/** Kill the script if the functions file doesn't exist. */
   
if (!file_exists($CIDRAM['Vault'] . 'functions.php')) {
       
header('Content-Type: text/plain');
        die(
'[CIDRAM] Functions file missing! Please reinstall CIDRAM.');
    }
   
/** Load the functions file. */
   
require $CIDRAM['Vault'] . 'functions.php';

   
/** Kill the script if the configuration handler doesn't exist. */
   
if (!file_exists($CIDRAM['Vault'] . 'config.php')) {
       
header('Content-Type: text/plain');
        die(
'[CIDRAM] Configuration handler missing! Please reinstall CIDRAM.');
    }
   
/** Load the configuration handler. */
   
require $CIDRAM['Vault'] . 'config.php';

   
/**
     * Check whether the language handler exists; Kill the script if it
     * doesn't.
     */
   
if (!file_exists($CIDRAM['Vault'] . 'lang.php')) {
       
header('Content-Type: text/plain');
        die(
'[CIDRAM] Language handler missing! Please reinstall CIDRAM.');
    }
   
/** Load the language handler. */
   
require $CIDRAM['Vault'] . 'lang.php';

   
/**
     * Check whether the output generator exists; Kill the script if it
     * doesn't; Load it if it does.
     */
   
if (!file_exists($CIDRAM['Vault'] . 'outgen.php')) {
       
header('Content-Type: text/plain');
        die(
'[CIDRAM] Output generator missing! Please reinstall CIDRAM.');
    }
    if (!
$CIDRAM['Alternate']) {
        require
$CIDRAM['Vault'] . 'outgen.php';
    }

   
/**
     * Check whether the front-end handler and the front-end template file
     * exist; If they do, load the front-end handler. Skip this check if
     * front-end access is disabled.
     */
   
if (
        !
$CIDRAM['Config']['general']['disable_frontend'] &&
       
file_exists($CIDRAM['Vault'] . 'frontend.php') &&
       
file_exists($CIDRAM['Vault'] . 'fe_assets/frontend.html') &&
        (
$CIDRAM['Direct'] || $CIDRAM['Alternate'])
    ) {
        require
$CIDRAM['Vault'] . 'frontend.php';
    }

   
/** Unset our working data so that we can exit cleanly. */
   
unset($CIDRAM);
}

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