new appraoch

pancake/system/vendor/league/oauth2-client/src/Tool/ArrayAccessorTrait.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * This file is part of the league/oauth2-client library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Alex Bilbie <hello@alexbilbie.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ * @link http://thephpleague.com/oauth2-client/ Documentation
+ * @link https://packagist.org/packages/league/oauth2-client Packagist
+ * @link https://github.com/thephpleague/oauth2-client GitHub
+ */
+
+namespace League\OAuth2\Client\Tool;
+
+/**
+ * Provides generic array navigation tools.
+ */
+trait ArrayAccessorTrait
+{
+    /**
+     * Returns a value by key using dot notation.
+     *
+     * @param  array      $data
+     * @param  string     $key
+     * @param  mixed|null $default
+     * @return mixed
+     */
+    private function getValueByKey(array $data, $key, $default = null)
+    {
+        if (!is_string($key) || empty($key) || !count($data)) {
+            return $default;
+        }
+
+        if (strpos($key, '.') !== false) {
+            $keys = explode('.', $key);
+
+            foreach ($keys as $innerKey) {
+                if (!is_array($data) || !array_key_exists($innerKey, $data)) {
+                    return $default;
+                }
+
+                $data = $data[$innerKey];
+            }
+
+            return $data;
+        }
+
+        return array_key_exists($key, $data) ? $data[$key] : $default;
+    }
+}

pancake/system/vendor/league/oauth2-client/src/Tool/BearerAuthorizationTrait.php

@@ -0,0 +1,36 @@
+<?php
+/**
+ * This file is part of the league/oauth2-client library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Alex Bilbie <hello@alexbilbie.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ * @link http://thephpleague.com/oauth2-client/ Documentation
+ * @link https://packagist.org/packages/league/oauth2-client Packagist
+ * @link https://github.com/thephpleague/oauth2-client GitHub
+ */
+
+namespace League\OAuth2\Client\Tool;
+
+use League\OAuth2\Client\Token\AccessTokenInterface;
+
+/**
+ * Enables `Bearer` header authorization for providers.
+ *
+ * @link http://tools.ietf.org/html/rfc6750 Bearer Token Usage (RFC 6750)
+ */
+trait BearerAuthorizationTrait
+{
+    /**
+     * Returns authorization headers for the 'bearer' grant.
+     *
+     * @param  AccessTokenInterface|string|null $token Either a string or an access token instance
+     * @return array
+     */
+    protected function getAuthorizationHeaders($token = null)
+    {
+        return ['Authorization' => 'Bearer ' . $token];
+    }
+}

pancake/system/vendor/league/oauth2-client/src/Tool/GuardedPropertyTrait.php

@@ -0,0 +1,70 @@
+<?php
+/**
+ * This file is part of the league/oauth2-client library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Alex Bilbie <hello@alexbilbie.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ * @link http://thephpleague.com/oauth2-client/ Documentation
+ * @link https://packagist.org/packages/league/oauth2-client Packagist
+ * @link https://github.com/thephpleague/oauth2-client GitHub
+ */
+
+namespace League\OAuth2\Client\Tool;
+
+/**
+ * Provides support for blacklisting explicit properties from the
+ * mass assignment behavior.
+ */
+trait GuardedPropertyTrait
+{
+    /**
+     * The properties that aren't mass assignable.
+     *
+     * @var array
+     */
+    protected $guarded = [];
+
+    /**
+     * Attempts to mass assign the given options to explicitly defined properties,
+     * skipping over any properties that are defined in the guarded array.
+     *
+     * @param array $options
+     * @return mixed
+     */
+    protected function fillProperties(array $options = [])
+    {
+        if (isset($options['guarded'])) {
+            unset($options['guarded']);
+        }
+
+        foreach ($options as $option => $value) {
+            if (property_exists($this, $option) && !$this->isGuarded($option)) {
+                $this->{$option} = $value;
+            }
+        }
+    }
+
+    /**
+     * Returns current guarded properties.
+     *
+     * @return array
+     */
+    public function getGuarded()
+    {
+        return $this->guarded;
+    }
+
+    /**
+     * Determines if the given property is guarded.
+     *
+     * @param  string  $property
+     * @return bool
+     */
+    public function isGuarded($property)
+    {
+        return in_array($property, $this->getGuarded());
+    }
+}

pancake/system/vendor/league/oauth2-client/src/Tool/MacAuthorizationTrait.php

@@ -0,0 +1,83 @@
+<?php
+/**
+ * This file is part of the league/oauth2-client library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Alex Bilbie <hello@alexbilbie.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ * @link http://thephpleague.com/oauth2-client/ Documentation
+ * @link https://packagist.org/packages/league/oauth2-client Packagist
+ * @link https://github.com/thephpleague/oauth2-client GitHub
+ */
+
+namespace League\OAuth2\Client\Tool;
+
+use League\OAuth2\Client\Token\AccessToken;
+use League\OAuth2\Client\Token\AccessTokenInterface;
+
+/**
+ * Enables `MAC` header authorization for providers.
+ *
+ * @link http://tools.ietf.org/html/draft-ietf-oauth-v2-http-mac-05 Message Authentication Code (MAC) Tokens
+ */
+trait MacAuthorizationTrait
+{
+    /**
+     * Returns the id of this token for MAC generation.
+     *
+     * @param  AccessToken $token
+     * @return string
+     */
+    abstract protected function getTokenId(AccessToken $token);
+
+    /**
+     * Returns the MAC signature for the current request.
+     *
+     * @param  string $id
+     * @param  integer $ts
+     * @param  string $nonce
+     * @return string
+     */
+    abstract protected function getMacSignature($id, $ts, $nonce);
+
+    /**
+     * Returns a new random string to use as the state parameter in an
+     * authorization flow.
+     *
+     * @param  int $length Length of the random string to be generated.
+     * @return string
+     */
+    abstract protected function getRandomState($length = 32);
+
+    /**
+     * Returns the authorization headers for the 'mac' grant.
+     *
+     * @param  AccessTokenInterface|string|null $token Either a string or an access token instance
+     * @return array
+     * @codeCoverageIgnore
+     *
+     * @todo This is currently untested and provided only as an example. If you
+     * complete the implementation, please create a pull request for
+     * https://github.com/thephpleague/oauth2-client
+     */
+    protected function getAuthorizationHeaders($token = null)
+    {
+        if ($token === null) {
+            return [];
+        }
+
+        $ts    = time();
+        $id    = $this->getTokenId($token);
+        $nonce = $this->getRandomState(16);
+        $mac   = $this->getMacSignature($id, $ts, $nonce);
+
+        $parts = [];
+        foreach (compact('id', 'ts', 'nonce', 'mac') as $key => $value) {
+            $parts[] = sprintf('%s="%s"', $key, $value);
+        }
+
+        return ['Authorization' => 'MAC ' . implode(', ', $parts)];
+    }
+}

pancake/system/vendor/league/oauth2-client/src/Tool/ProviderRedirectTrait.php

@@ -0,0 +1,122 @@
+<?php
+
+namespace League\OAuth2\Client\Tool;
+
+use GuzzleHttp\Exception\BadResponseException;
+use GuzzleHttp\Psr7\Uri;
+use InvalidArgumentException;
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+
+trait ProviderRedirectTrait
+{
+    /**
+     * Maximum number of times to follow provider initiated redirects
+     *
+     * @var integer
+     */
+    protected $redirectLimit = 2;
+
+    /**
+     * Retrieves a response for a given request and retrieves subsequent
+     * responses, with authorization headers, if a redirect is detected.
+     *
+     * @param  RequestInterface $request
+     * @return ResponseInterface
+     * @throws BadResponseException
+     */
+    protected function followRequestRedirects(RequestInterface $request)
+    {
+        $response = null;
+        $attempts = 0;
+
+        while ($attempts < $this->redirectLimit) {
+            $attempts++;
+            $response = $this->getHttpClient()->send($request, [
+                'allow_redirects' => false
+            ]);
+
+            if ($this->isRedirect($response)) {
+                $redirectUrl = new Uri($response->getHeader('Location')[0]);
+                $request = $request->withUri($redirectUrl);
+            } else {
+                break;
+            }
+        }
+
+        return $response;
+    }
+
+    /**
+     * Returns the HTTP client instance.
+     *
+     * @return GuzzleHttp\ClientInterface
+     */
+    abstract public function getHttpClient();
+
+    /**
+     * Retrieves current redirect limit.
+     *
+     * @return integer
+     */
+    public function getRedirectLimit()
+    {
+        return $this->redirectLimit;
+    }
+
+    /**
+     * Determines if a given response is a redirect.
+     *
+     * @param  ResponseInterface  $response
+     *
+     * @return boolean
+     */
+    protected function isRedirect(ResponseInterface $response)
+    {
+        $statusCode = $response->getStatusCode();
+
+        return $statusCode > 300 && $statusCode < 400 && $response->hasHeader('Location');
+    }
+
+    /**
+     * Sends a request instance and returns a response instance.
+     *
+     * WARNING: This method does not attempt to catch exceptions caused by HTTP
+     * errors! It is recommended to wrap this method in a try/catch block.
+     *
+     * @param  RequestInterface $request
+     * @return ResponseInterface
+     */
+    public function getResponse(RequestInterface $request)
+    {
+        try {
+            $response = $this->followRequestRedirects($request);
+        } catch (BadResponseException $e) {
+            $response = $e->getResponse();
+        }
+
+        return $response;
+    }
+
+    /**
+     * Updates the redirect limit.
+     *
+     * @param integer $limit
+     * @return League\OAuth2\Client\Provider\AbstractProvider
+     * @throws InvalidArgumentException
+     */
+    public function setRedirectLimit($limit)
+    {
+        if (!is_int($limit)) {
+            throw new InvalidArgumentException('redirectLimit must be an integer.');
+        }
+
+        if ($limit < 1) {
+            throw new InvalidArgumentException('redirectLimit must be greater than or equal to one.');
+        }
+
+        $this->redirectLimit = $limit;
+
+        return $this;
+    }
+}

pancake/system/vendor/league/oauth2-client/src/Tool/QueryBuilderTrait.php

@@ -0,0 +1,33 @@
+<?php
+/**
+ * This file is part of the league/oauth2-client library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Alex Bilbie <hello@alexbilbie.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ * @link http://thephpleague.com/oauth2-client/ Documentation
+ * @link https://packagist.org/packages/league/oauth2-client Packagist
+ * @link https://github.com/thephpleague/oauth2-client GitHub
+ */
+
+namespace League\OAuth2\Client\Tool;
+
+/**
+ * Provides a standard way to generate query strings.
+ */
+trait QueryBuilderTrait
+{
+    /**
+     * Build a query string from an array.
+     *
+     * @param array $params
+     *
+     * @return string
+     */
+    protected function buildQueryString(array $params)
+    {
+        return http_build_query($params, '', '&', \PHP_QUERY_RFC3986);
+    }
+}

pancake/system/vendor/league/oauth2-client/src/Tool/RequestFactory.php

@@ -0,0 +1,87 @@
+<?php
+/**
+ * This file is part of the league/oauth2-client library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Alex Bilbie <hello@alexbilbie.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ * @link http://thephpleague.com/oauth2-client/ Documentation
+ * @link https://packagist.org/packages/league/oauth2-client Packagist
+ * @link https://github.com/thephpleague/oauth2-client GitHub
+ */
+
+namespace League\OAuth2\Client\Tool;
+
+use GuzzleHttp\Psr7\Request;
+
+/**
+ * Used to produce PSR-7 Request instances.
+ *
+ * @link https://github.com/guzzle/guzzle/pull/1101
+ */
+class RequestFactory
+{
+    /**
+     * Creates a PSR-7 Request instance.
+     *
+     * @param  null|string $method HTTP method for the request.
+     * @param  null|string $uri URI for the request.
+     * @param  array $headers Headers for the message.
+     * @param  string|resource|StreamInterface $body Message body.
+     * @param  string $version HTTP protocol version.
+     *
+     * @return Request
+     */
+    public function getRequest(
+        $method,
+        $uri,
+        array $headers = [],
+        $body = null,
+        $version = '1.1'
+    ) {
+        return new Request($method, $uri, $headers, $body, $version);
+    }
+
+    /**
+     * Parses simplified options.
+     *
+     * @param array $options Simplified options.
+     *
+     * @return array Extended options for use with getRequest.
+     */
+    protected function parseOptions(array $options)
+    {
+        // Should match default values for getRequest
+        $defaults = [
+            'headers' => [],
+            'body'    => null,
+            'version' => '1.1',
+        ];
+
+        return array_merge($defaults, $options);
+    }
+
+    /**
+     * Creates a request using a simplified array of options.
+     *
+     * @param  null|string $method
+     * @param  null|string $uri
+     * @param  array $options
+     *
+     * @return Request
+     */
+    public function getRequestWithOptions($method, $uri, array $options = [])
+    {
+        $options = $this->parseOptions($options);
+
+        return $this->getRequest(
+            $method,
+            $uri,
+            $options['headers'],
+            $options['body'],
+            $options['version']
+        );
+    }
+}

pancake/system/vendor/league/oauth2-client/src/Tool/RequiredParameterTrait.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * This file is part of the league/oauth2-client library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Alex Bilbie <hello@alexbilbie.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ * @link http://thephpleague.com/oauth2-client/ Documentation
+ * @link https://packagist.org/packages/league/oauth2-client Packagist
+ * @link https://github.com/thephpleague/oauth2-client GitHub
+ */
+
+namespace League\OAuth2\Client\Tool;
+
+use BadMethodCallException;
+
+/**
+ * Provides functionality to check for required parameters.
+ */
+trait RequiredParameterTrait
+{
+    /**
+     * Checks for a required parameter in a hash.
+     *
+     * @throws BadMethodCallException
+     * @param  string $name
+     * @param  array  $params
+     * @return void
+     */
+    private function checkRequiredParameter($name, array $params)
+    {
+        if (!isset($params[$name])) {
+            throw new BadMethodCallException(sprintf(
+                'Required parameter not passed: "%s"',
+                $name
+            ));
+        }
+    }
+
+    /**
+     * Checks for multiple required parameters in a hash.
+     *
+     * @throws InvalidArgumentException
+     * @param  array $names
+     * @param  array $params
+     * @return void
+     */
+    private function checkRequiredParameters(array $names, array $params)
+    {
+        foreach ($names as $name) {
+            $this->checkRequiredParameter($name, $params);
+        }
+    }
+}