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Facebook login implemented

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This commit is contained in:
Joey Lai
2017-01-31 16:12:22 +01:00
parent 08f668859c
commit 8e98001217
82 changed files with 11126 additions and 133 deletions
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68
website/queries/Facebook/PseudoRandomString/McryptPseudoRandomStringGenerator.php Normal file
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<?php
/**
* Copyright 2014 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright 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.
*
*/
namespace Facebook\PseudoRandomString;
use Facebook\Exceptions\FacebookSDKException;
class McryptPseudoRandomStringGenerator implements PseudoRandomStringGeneratorInterface
{
use PseudoRandomStringGeneratorTrait;
/**
* @const string The error message when generating the string fails.
*/
const ERROR_MESSAGE = 'Unable to generate a cryptographically secure pseudo-random string from mcrypt_create_iv(). ';
/**
* @throws FacebookSDKException
*/
public function __construct()
{
if (!function_exists('mcrypt_create_iv')) {
throw new FacebookSDKException(
static::ERROR_MESSAGE .
'The function mcrypt_create_iv() does not exist.'
);
}
}
/**
* @inheritdoc
*/
public function getPseudoRandomString($length)
{
$this->validateLength($length);
$binaryString = mcrypt_create_iv($length, MCRYPT_DEV_URANDOM);
if ($binaryString === false) {
throw new FacebookSDKException(
static::ERROR_MESSAGE .
'mcrypt_create_iv() returned an error.'
);
}
return $this->binToHex($binaryString, $length);
}
}

67
website/queries/Facebook/PseudoRandomString/OpenSslPseudoRandomStringGenerator.php Normal file
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<?php
/**
* Copyright 2014 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright 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.
*
*/
namespace Facebook\PseudoRandomString;
use Facebook\Exceptions\FacebookSDKException;
class OpenSslPseudoRandomStringGenerator implements PseudoRandomStringGeneratorInterface
{
use PseudoRandomStringGeneratorTrait;
/**
* @const string The error message when generating the string fails.
*/
const ERROR_MESSAGE = 'Unable to generate a cryptographically secure pseudo-random string from openssl_random_pseudo_bytes().';
/**
* @throws FacebookSDKException
*/
public function __construct()
{
if (!function_exists('openssl_random_pseudo_bytes')) {
throw new FacebookSDKException(static::ERROR_MESSAGE . 'The function openssl_random_pseudo_bytes() does not exist.');
}
}
/**
* @inheritdoc
*/
public function getPseudoRandomString($length)
{
$this->validateLength($length);
$wasCryptographicallyStrong = false;
$binaryString = openssl_random_pseudo_bytes($length, $wasCryptographicallyStrong);
if ($binaryString === false) {
throw new FacebookSDKException(static::ERROR_MESSAGE . 'openssl_random_pseudo_bytes() returned an unknown error.');
}
if ($wasCryptographicallyStrong !== true) {
throw new FacebookSDKException(static::ERROR_MESSAGE . 'openssl_random_pseudo_bytes() returned a pseudo-random string but it was not cryptographically secure and cannot be used.');
}
return $this->binToHex($binaryString, $length);
}
}

45
website/queries/Facebook/PseudoRandomString/PseudoRandomStringGeneratorInterface.php Normal file
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<?php
/**
* Copyright 2014 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright 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.
*
*/
namespace Facebook\PseudoRandomString;
/**
* Interface
*
* @package Facebook
*/
interface PseudoRandomStringGeneratorInterface
{
/**
* Get a cryptographically secure pseudo-random string of arbitrary length.
*
* @see http://sockpuppet.org/blog/2014/02/25/safely-generate-random-numbers/
*
* @param int $length The length of the string to return.
*
* @return string
*
* @throws \Facebook\Exceptions\FacebookSDKException|\InvalidArgumentException
*/
public function getPseudoRandomString($length);
}

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website/queries/Facebook/PseudoRandomString/PseudoRandomStringGeneratorTrait.php Normal file
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<?php
/**
* Copyright 2014 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright 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.
*
*/
namespace Facebook\PseudoRandomString;
trait PseudoRandomStringGeneratorTrait
{
/**
* Validates the length argument of a random string.
*
* @param int $length The length to validate.
*
* @throws \InvalidArgumentException
*/
public function validateLength($length)
{
if (!is_int($length)) {
throw new \InvalidArgumentException('getPseudoRandomString() expects an integer for the string length');
}
if ($length < 1) {
throw new \InvalidArgumentException('getPseudoRandomString() expects a length greater than 1');
}
}
/**
* Converts binary data to hexadecimal of arbitrary length.
*
* @param string $binaryData The binary data to convert to hex.
* @param int $length The length of the string to return.
*
* @return string
*/
public function binToHex($binaryData, $length)
{
return mb_substr(bin2hex($binaryData), 0, $length);
}
}

89
website/queries/Facebook/PseudoRandomString/UrandomPseudoRandomStringGenerator.php Normal file
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<?php
/**
* Copyright 2014 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright 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.
*
*/
namespace Facebook\PseudoRandomString;
use Facebook\Exceptions\FacebookSDKException;
class UrandomPseudoRandomStringGenerator implements PseudoRandomStringGeneratorInterface
{
use PseudoRandomStringGeneratorTrait;
/**
* @const string The error message when generating the string fails.
*/
const ERROR_MESSAGE = 'Unable to generate a cryptographically secure pseudo-random string from /dev/urandom. ';
/**
* @throws FacebookSDKException
*/
public function __construct()
{
if (ini_get('open_basedir')) {
throw new FacebookSDKException(
static::ERROR_MESSAGE .
'There is an open_basedir constraint that prevents access to /dev/urandom.'
);
}
if (!is_readable('/dev/urandom')) {
throw new FacebookSDKException(
static::ERROR_MESSAGE .
'Unable to read from /dev/urandom.'
);
}
}
/**
* @inheritdoc
*/
public function getPseudoRandomString($length)
{
$this->validateLength($length);
$stream = fopen('/dev/urandom', 'rb');
if (!is_resource($stream)) {
throw new FacebookSDKException(
static::ERROR_MESSAGE .
'Unable to open stream to /dev/urandom.'
);
}
if (!defined('HHVM_VERSION')) {
stream_set_read_buffer($stream, 0);
}
$binaryString = fread($stream, $length);
fclose($stream);
if (!$binaryString) {
throw new FacebookSDKException(
static::ERROR_MESSAGE .
'Stream to /dev/urandom returned no data.'
);
}
return $this->binToHex($binaryString, $length);
}
}