154 lines
3.3 KiB
PHP
154 lines
3.3 KiB
PHP
<?php
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/**
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* @package Joomla.Component.Builder
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*
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* @created 4th September, 2022
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* @author Llewellyn van der Merwe <https://dev.vdm.io>
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* @git Joomla Component Builder <https://git.vdm.dev/joomla/Component-Builder>
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* @copyright Copyright (C) 2015 Vast Development Method. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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namespace VDM\Joomla\Componentbuilder;
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use VDM\Joomla\Componentbuilder\Crypt\FOF;
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use VDM\Joomla\Componentbuilder\Crypt\Password;
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/**
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* Crypto Class
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*
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* @since 3.2.0
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*/
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class Crypt
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{
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/**
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* The Crypt AES FOF class
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* replacement class
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*
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* @var FOF
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* @since 3.2.0
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*/
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protected FOF $fof;
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/**
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* The Password class
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*
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* @var Password
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* @since 3.2.0
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*/
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protected Password $password;
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/**
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* Active encryption options
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*
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* @var array
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* @since 3.2.0
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*/
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protected array $options = ['basic' => true, 'medium' => true];
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/**
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* Active passwords
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*
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* @var array
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* @since 3.2.0
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*/
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protected array $passwords = ['basic' => null, 'medium' => null];
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/**
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* Constructor
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*
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* @param FOF $fof The FOF class
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* @param Password $password The Password class
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*
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* @since 3.2.0
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*/
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public function __construct(FOF $fof, Password $password)
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{
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$this->fof = $fof;
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$this->password = $password;
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}
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/**
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* Encrypt a string as needed
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*
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* @param string $string The string to encrypt
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* @param string $method The encryption method to use
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* @param string|null $default The default password
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*
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* @return string
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* @since 3.2.0
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**/
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public function encrypt(string $string, string $method,
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?string $default = null): string
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{
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if (($password = $this->getPassword($method, $default)) !== null)
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{
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return $this->fof->encrypt($string, $password);
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}
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return $string;
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}
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/**
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* Decrypt a string as needed
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*
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* @param string $string The string to decrypt
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* @param string $method The encryption method to use
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* @param string|null $default The default password
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*
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* @return string
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* @since 3.2.0
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**/
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public function decrypt(string $string, string $method,
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?string $default = null): string
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{
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if (($password = $this->getPassword($method, $default)) !== null)
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{
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return $this->fof->decrypt($string, $password);
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}
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return $string;
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}
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/**
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* Check if a decryption method exist and is supported
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*
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* @param string $method The encryption method to find
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*
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* @return bool true it it exist
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* @since 3.2.0
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**/
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public function exist(string $method): bool
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{
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return $this->options[$method] ?? false;
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}
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/**
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* Get the password
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*
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* @param string $method The encryption method to find
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* @param string|null $default The default password
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*
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* @return string|null the password or null
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* @since 3.2.0
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**/
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protected function getPassword(string $method, ?string $default = null): ?string
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{
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if ($this->exist($method))
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{
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if (empty($this->passwords[$method]))
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{
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$this->passwords[$method] = $this->password->get($method, $default);
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}
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return $this->passwords[$method];
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}
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return null;
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}
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}
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