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First Local Commit - After Clean up.

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Signed-off-by: Rick Hays <rhays@haysgang.com>
This commit is contained in:
Rick Hays
2019-12-02 14:54:38 -06:00
commit 10412ab7f6
486 changed files with 123242 additions and 0 deletions
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67
system/Encryption/EncrypterInterface.php Normal file
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<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014-2017 British Columbia Institute of Technology
* Copyright (c) 2019 CodeIgniter Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author CodeIgniter Dev Team
* @copyright 2014-2017 British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 4.0.0
* @filesource
*/
namespace CodeIgniter\Encryption;
/**
* CodeIgniter Encryption Handler
*
* Provides two-way keyed encryption
*/
interface EncrypterInterface
{
/**
* Encrypt - convert plaintext into ciphertext
*
* @param string $data Input data
* @param array $params Over-ridden parameters, specifically the key
* @return string
*/
public function encrypt($data, $params = null);
/**
* Decrypt - convert ciphertext into plaintext
*
* @param string $data Encrypted data
* @param array $params Over-ridden parameters, specifically the key
* @return string
*/
public function decrypt($data, $params = null);
}

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<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014-2017 British Columbia Institute of Technology
* Copyright (c) 2019 CodeIgniter Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author CodeIgniter Dev Team
* @copyright 2014-2017 British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 4.0.0
* @filesource
*/
namespace CodeIgniter\Encryption;
use Config\Encryption as EncryptionConfig;
use CodeIgniter\Encryption\Exceptions\EncryptionException;
use CodeIgniter\Config\BaseConfig;
use CodeIgniter\Config\Services;
/**
* CodeIgniter Encryption Manager
*
* Provides two-way keyed encryption via PHP's Sodium and/or OpenSSL extensions.
* This class determines the driver, cipher, and mode to use, and then
* initializes the appropriate encryption handler.
*/
class Encryption
{
/**
* The encrypter we create
*
* @var string
*/
protected $encrypter;
/**
* The driver being used
*/
protected $driver;
/**
* The key/seed being used
*/
protected $key;
/**
* The derived hmac key
*/
protected $hmacKey;
/**
* HMAC digest to use
*/
protected $digest = 'SHA512';
/**
* Map of drivers to handler classes, in preference order
*
* @var array
*/
protected $drivers = [
'OpenSSL',
];
// --------------------------------------------------------------------
/**
* Class constructor
*
* @param BaseConfig $config Configuration parameters
* @return void
*
* @throws \CodeIgniter\Encryption\Exceptions\EncryptionException
*/
public function __construct(BaseConfig $config = null)
{
if (empty($config))
{
$config = new \Config\Encryption();
}
$this->driver = $config->driver;
$this->key = $config->key;
// determine what is installed
$this->handlers = [
'OpenSSL' => extension_loaded('openssl'),
];
// if any aren't there, bomb
if (in_array(false, $this->handlers))
{
// this should never happen in travis-ci
// @codeCoverageIgnoreStart
throw EncryptionException::forNoHandlerAvailable($this->driver);
// @codeCoverageIgnoreEnd
}
}
/**
* Initialize or re-initialize an encrypter
*
* @param BaseConfig $config Configuration parameters
* @return \CodeIgniter\Encryption\EncrypterInterface
*
* @throws \CodeIgniter\Encryption\Exceptions\EncryptionException
*/
public function initialize(BaseConfig $config = null)
{
// override config?
if (! empty($config))
{
$this->driver = $config->driver;
$this->key = $config->key;
}
// Insist on a driver
if (empty($this->driver))
{
throw EncryptionException::forNoDriverRequested();
}
// Check for an unknown driver
if (! in_array($this->driver, $this->drivers))
{
throw EncryptionException::forUnKnownHandler($this->driver);
}
if (empty($this->key))
{
throw EncryptionException::forNeedsStarterKey();
}
// Derive a secret key for the encrypter
$this->hmacKey = bin2hex(\hash_hkdf($this->digest, $this->key));
$handlerName = 'CodeIgniter\\Encryption\\Handlers\\' . $this->driver . 'Handler';
$this->encrypter = new $handlerName($config);
return $this->encrypter;
}
// --------------------------------------------------------------------
/**
* Create a random key
*
* @param integer $length Output length
* @return string
*/
public static function createKey($length = 32)
{
return random_bytes($length);
}
// --------------------------------------------------------------------
/**
* __get() magic, providing readonly access to some of our protected properties
*
* @param string $key Property name
* @return mixed
*/
public function __get($key)
{
if (in_array($key, ['key', 'digest', 'driver', 'drivers'], true))
{
return $this->{$key};
}
return null;
}
/**
* __isset() magic, providing checking for some of our protected properties
*
* @param string $key Property name
* @return boolean
*/
public function __isset($key): bool
{
return in_array($key, ['key', 'digest', 'driver', 'drivers'], true);
}
}

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system/Encryption/Exceptions/EncryptionException.php Normal file
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<?php
namespace CodeIgniter\Encryption\Exceptions;
use CodeIgniter\Exceptions\ExceptionInterface;
/**
* Encryption exception
*/
class EncryptionException extends \RuntimeException implements ExceptionInterface
{
public static function forNoDriverRequested()
{
return new static(lang('Encryption.noDriverRequested'));
}
public static function forNoHandlerAvailable()
{
return new static(lang('Encryption.noHandlerAvailable'));
}
public static function forUnKnownHandler(string $driver = null)
{
return new static(lang('Encryption.unKnownHandler', [$driver]));
}
public static function forNeedsStarterKey()
{
return new static(lang('Encryption.starterKeyNeeded'));
}
public static function forAuthenticationFailed()
{
return new static(lang('Encryption.authenticationFailed'));
}
public static function forEncryptionFailed()
{
return new static(lang('Encryption.encryptionFailed'));
}
}

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<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014-2017 British Columbia Institute of Technology
* Copyright (c) 2019 CodeIgniter Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author CodeIgniter Dev Team
* @copyright 2014-2017 British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 4.0.0
* @filesource
*/
namespace CodeIgniter\Encryption\Handlers;
use CodeIgniter\Config\BaseConfig;
/**
* Base class for encryption handling
*/
abstract class BaseHandler implements \CodeIgniter\Encryption\EncrypterInterface
{
/**
* Configuraiton passed from encryption manager
*
* @var string
*/
protected $config;
/**
* Logger instance to record error messages and warnings.
*
* @var \PSR\Log\LoggerInterface
*/
protected $logger;
//--------------------------------------------------------------------
/**
* Constructor
*
* @param BaseConfig $config
*/
public function __construct(BaseConfig $config = null)
{
if (empty($config))
{
$config = new \Config\Encryption();
}
// make the parameters conveniently accessible
foreach ($config as $pkey => $value)
{
$this->$pkey = $value;
}
}
/**
* Byte-safe substr()
*
* @param string $str
* @param integer $start
* @param integer $length
* @return string
*/
protected static function substr($str, $start, $length = null)
{
return mb_substr($str, $start, $length, '8bit');
}
/**
* __get() magic, providing readonly access to some of our properties
*
* @param string $key Property name
* @return mixed
*/
public function __get($key)
{
if (in_array($key, ['cipher', 'key'], true))
{
return $this->{$key};
}
return null;
}
/**
* __isset() magic, providing checking for some of our properties
*
* @param string $key Property name
* @return boolean
*/
public function __isset($key): bool
{
return in_array($key, ['cipher', 'key'], true);
}
}

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system/Encryption/Handlers/OpenSSLHandler.php Normal file
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<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014-2017 British Columbia Institute of Technology
* Copyright (c) 2019 CodeIgniter Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author CodeIgniter Dev Team
* @copyright 2014-2017 British Columbia Institute of Technology (https://bcit.ca/)
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 4.0.0
* @filesource
*/
namespace CodeIgniter\Encryption\Handlers;
use CodeIgniter\Config\BaseConfig;
use CodeIgniter\Encryption\Exceptions\EncryptionException;
/**
* Encryption handling for OpenSSL library
*/
class OpenSSLHandler extends BaseHandler
{
/**
* HMAC digest to use
*/
protected $digest = 'SHA512';
/**
* Cipher to use
*/
protected $cipher = 'AES-256-CTR';
// --------------------------------------------------------------------
/**
* Initialize OpenSSL, remembering parameters
*
* @param BaseConfig $config
*
* @throws \CodeIgniter\Encryption\EncryptionException
*/
public function __construct(BaseConfig $config = null)
{
parent::__construct($config);
}
/**
* Encrypt plaintext, with optional HMAC and base64 encoding
*
* @param string $data Input data
* @param array $params Over-ridden parameters, specifically the key
* @return string
* @throws \CodeIgniter\Encryption\EncryptionException
*/
public function encrypt($data, $params = null)
{
// Allow key over-ride
if (! empty($params))
{
if (isset($params['key']))
{
$this->key = $params['key'];
}
else
{
$this->key = $params;
}
}
if (empty($this->key))
{
throw EncryptionException::forNeedsStarterKey();
}
// derive a secret key
$secret = \hash_hkdf($this->digest, $this->key);
// basic encryption
$iv = ($iv_size = \openssl_cipher_iv_length($this->cipher)) ? \openssl_random_pseudo_bytes($iv_size) : null;
$data = \openssl_encrypt($data, $this->cipher, $secret, OPENSSL_RAW_DATA, $iv);
if ($data === false)
{
throw EncryptionException::forEncryptionFailed();
}
$result = $iv . $data;
$hmacKey = \hash_hmac($this->digest, $result, $secret, true);
$result = $hmacKey . $result;
return $result;
}
// --------------------------------------------------------------------
/**
* Decrypt ciphertext, with optional HMAC and base64 encoding
*
* @param string $data Encrypted data
* @param array $params Over-ridden parameters, specifically the key
* @return string
* @throws \CodeIgniter\Encryption\EncryptionException
*/
public function decrypt($data, $params = null)
{
// Allow key over-ride
if (! empty($params))
{
if (isset($params['key']))
{
$this->key = $params['key'];
}
else
{
$this->key = $params;
}
}
if (empty($this->key))
{
throw EncryptionException::forStarterKeyNeeded();
}
// derive a secret key
$secret = \hash_hkdf($this->digest, $this->key);
$hmacLength = self::substr($this->digest, 3) / 8;
$hmacKey = self::substr($data, 0, $hmacLength);
$data = self::substr($data, $hmacLength);
$hmacCalc = \hash_hmac($this->digest, $data, $secret, true);
if (! hash_equals($hmacKey, $hmacCalc))
{
throw EncryptionException::forAuthenticationFailed();
}
if ($iv_size = \openssl_cipher_iv_length($this->cipher))
{
$iv = self::substr($data, 0, $iv_size);
$data = self::substr($data, $iv_size);
}
else
{
$iv = null;
}
return \openssl_decrypt($data, $this->cipher, $secret, OPENSSL_RAW_DATA, $iv);
}
}