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web/vendor/symfony/polyfill-php54/LICENSE

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+Copyright (c) 2014-2016 Fabien Potencier
+
+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.

web/vendor/symfony/polyfill-php54/Php54.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Polyfill\Php54;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @internal
+ */
+final class Php54
+{
+    public static function hex2bin($data)
+    {
+        $len = strlen($data);
+
+        if (null === $len) {
+            return;
+        }
+        if ($len % 2) {
+            trigger_error('hex2bin(): Hexadecimal input string must have an even length', E_USER_WARNING);
+
+            return false;
+        }
+
+        return pack('H*', $data);
+    }
+}

web/vendor/symfony/polyfill-php54/README.md

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+Symfony Polyfill / Php54
+========================
+
+This component provides functions unavailable in releases prior to PHP 5.4:
+
+- [`trait_exists`](http://php.net/trait_exists)
+- [`class_uses`](http://php.net/class_uses)
+- [`hex2bin`](http://php.net/hex2bin)
+- [`session_register_shutdown`](http://php.net/session_register_shutdown)
+
+More information can be found in the
+[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).
+
+License
+=======
+
+This library is released under the [MIT license](LICENSE).

web/vendor/symfony/polyfill-php54/Resources/stubs/CallbackFilterIterator.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class CallbackFilterIterator extends FilterIterator
+{
+    private $iterator;
+    private $callback;
+
+    public function __construct(Iterator $iterator, $callback)
+    {
+        $this->iterator = $iterator;
+        $this->callback = $callback;
+        parent::__construct($iterator);
+    }
+
+    public function accept()
+    {
+        return call_user_func($this->callback, $this->current(), $this->key(), $this->iterator);
+    }
+}

web/vendor/symfony/polyfill-php54/Resources/stubs/RecursiveCallbackFilterIterator.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class RecursiveCallbackFilterIterator extends CallbackFilterIterator implements RecursiveIterator
+{
+    private $iterator;
+    private $callback;
+
+    public function __construct(RecursiveIterator $iterator, $callback)
+    {
+        $this->iterator = $iterator;
+        $this->callback = $callback;
+        parent::__construct($iterator, $callback);
+    }
+
+    public function hasChildren()
+    {
+        return $this->iterator->hasChildren();
+    }
+
+    public function getChildren()
+    {
+        return new static($this->iterator->getChildren(), $this->callback);
+    }
+}

web/vendor/symfony/polyfill-php54/Resources/stubs/SessionHandlerInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * SessionHandlerInterface for PHP < 5.4.
+ *
+ * The order in which these methods are invoked by PHP are:
+ * 1. open [session_start]
+ * 2. read
+ * 3. gc [optional depending on probability settings: gc_probability / gc_divisor]
+ * 4. destroy [optional when session_regenerate_id(true) is used]
+ * 5. write [session_write_close] or destroy [session_destroy]
+ * 6. close
+ *
+ * Extensive documentation can be found at php.net, see links:
+ *
+ * @see http://php.net/sessionhandlerinterface
+ * @see http://php.net/session.customhandler
+ * @see http://php.net/session-set-save-handler
+ *
+ * @author Drak <drak@zikula.org>
+ * @author Tobias Schultze <http://tobion.de>
+ */
+interface SessionHandlerInterface
+{
+    /**
+     * Re-initializes existing session, or creates a new one.
+     *
+     * @see http://php.net/sessionhandlerinterface.open
+     *
+     * @param string $savePath    Save path
+     * @param string $sessionName Session name, see http://php.net/function.session-name.php
+     *
+     * @return bool true on success, false on failure
+     */
+    public function open($savePath, $sessionName);
+
+    /**
+     * Closes the current session.
+     *
+     * @see http://php.net/sessionhandlerinterface.close
+     *
+     * @return bool true on success, false on failure
+     */
+    public function close();
+
+    /**
+     * Reads the session data.
+     *
+     * @see http://php.net/sessionhandlerinterface.read
+     *
+     * @param string $sessionId Session ID, see http://php.net/function.session-id
+     *
+     * @return string Same session data as passed in write() or empty string when non-existent or on failure
+     */
+    public function read($sessionId);
+
+    /**
+     * Writes the session data to the storage.
+     *
+     * Care, the session ID passed to write() can be different from the one previously
+     * received in read() when the session ID changed due to session_regenerate_id().
+     *
+     * @see http://php.net/sessionhandlerinterface.write
+     *
+     * @param string $sessionId Session ID , see http://php.net/function.session-id
+     * @param string $data      Serialized session data to save
+     *
+     * @return bool true on success, false on failure
+     */
+    public function write($sessionId, $data);
+
+    /**
+     * Destroys a session.
+     *
+     * @see http://php.net/sessionhandlerinterface.destroy
+     *
+     * @param string $sessionId Session ID, see http://php.net/function.session-id
+     *
+     * @return bool true on success, false on failure
+     */
+    public function destroy($sessionId);
+
+    /**
+     * Cleans up expired sessions (garbage collection).
+     *
+     * @see http://php.net/sessionhandlerinterface.gc
+     *
+     * @param string|int $maxlifetime Sessions that have not updated for the last maxlifetime seconds will be removed
+     *
+     * @return bool true on success, false on failure
+     */
+    public function gc($maxlifetime);
+}

web/vendor/symfony/polyfill-php54/bootstrap.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Symfony\Polyfill\Php54 as p;
+
+if (PHP_VERSION_ID < 50400) {
+    if (!function_exists('trait_exists')) {
+        function trait_exists($class, $autoload = true) { return $autoload && class_exists($class, $autoload) && false; }
+    }
+    if (!function_exists('class_uses')) {
+        function class_uses($class, $autoload = true)
+        {
+            if (is_object($class) || class_exists($class, $autoload) || interface_exists($class, false)) {
+                return array();
+            }
+
+            return false;
+        }
+    }
+    if (!function_exists('hex2bin')) {
+        function hex2bin($data) { return p\Php54::hex2bin($data); }
+    }
+    if (!function_exists('session_register_shutdown')) {
+        function session_register_shutdown() { register_shutdown_function('session_write_close'); }
+    }
+}

web/vendor/symfony/polyfill-php54/composer.json

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+{
+    "name": "symfony/polyfill-php54",
+    "type": "library",
+    "description": "Symfony polyfill backporting some PHP 5.4+ features to lower PHP versions",
+    "keywords": ["polyfill", "shim", "compatibility", "portable"],
+    "homepage": "https://symfony.com",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Nicolas Grekas",
+            "email": "p@tchwork.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "https://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": ">=5.3.3"
+    },
+    "autoload": {
+        "psr-4": { "Symfony\\Polyfill\\Php54\\": "" },
+        "files": [ "bootstrap.php" ],
+        "classmap": [ "Resources/stubs" ]
+    },
+    "minimum-stability": "dev",
+    "extra": {
+        "branch-alias": {
+            "dev-master": "1.3-dev"
+        }
+    }
+}