Added vendor/ directory for Composer's installed files

vendor/slim/views/Twig.php

@@ -0,0 +1,153 @@
+<?php
+/**
+ * Slim - a micro PHP 5 framework
+ *
+ * @author      Josh Lockhart
+ * @author      Andrew Smith
+ * @link        http://www.slimframework.com
+ * @copyright   2013 Josh Lockhart
+ * @version     0.1.3
+ * @package     SlimViews
+ *
+ * MIT LICENSE
+ *
+ * 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.
+ */
+namespace Slim\Views;
+
+/**
+ * Twig view
+ *
+ * The Twig view is a custom View class that renders templates using the Twig
+ * template language (http://www.twig-project.org/).
+ *
+ * Two fields that you, the developer, will need to change are:
+ * - parserDirectory
+ * - parserOptions
+ */
+class Twig extends \Slim\View
+{
+    /**
+     * @var string The path to the Twig code directory WITHOUT the trailing slash
+     */
+    public $parserDirectory = null;
+
+    /**
+     * DEPRECATION WARNING! This method will be removed in the next major point release
+     *
+     * @var array Paths to directories to attempt to load Twig template from
+     */
+    public $twigTemplateDirs = array();
+
+    /**
+     * @var array The options for the Twig environment, see
+     * http://www.twig-project.org/book/03-Twig-for-Developers
+     */
+    public $parserOptions = array();
+
+    /**
+     * @var TwigExtension The Twig extensions you want to load
+     */
+    public $parserExtensions = array();
+
+    /**
+     * @var TwigEnvironment The Twig environment for rendering templates.
+     */
+    private $parserInstance = null;
+
+    /**
+     * Render Twig Template
+     *
+     * This method will output the rendered template content
+     *
+     * @param string $template The path to the Twig template, relative to the Twig templates directory.
+     * @param null $data
+     * @return string
+     */
+    public function render($template, $data = null)
+    {
+        $env = $this->getInstance();
+        $parser = $env->loadTemplate($template);
+
+        $data = array_merge($this->all(), (array) $data);
+
+        return $parser->render($data);
+    }
+
+    /**
+     * DEPRECATION WARNING! This method will be removed in the next major point release
+     *
+     * Use getInstance method instead
+     */
+    public function getEnvironment()
+    {
+        return $this->getInstance();
+    }
+
+    /**
+     * Creates new TwigEnvironment if it doesn't already exist, and returns it.
+     *
+     * @return \Twig_Environment
+     */
+    public function getInstance()
+    {
+        if (!$this->parserInstance) {
+            /**
+             * Check if Twig_Autoloader class exists
+             * otherwise include it.
+             */
+            if (!class_exists('\Twig_Autoloader')) {
+                require_once $this->parserDirectory . '/Autoloader.php';
+            }
+
+            \Twig_Autoloader::register();
+            $loader = new \Twig_Loader_Filesystem($this->getTemplateDirs());
+            $this->parserInstance = new \Twig_Environment(
+                $loader,
+                $this->parserOptions
+            );
+
+            foreach ($this->parserExtensions as $ext) {
+                $extension = is_object($ext) ? $ext : new $ext;
+                $this->parserInstance->addExtension($extension);
+            }
+        }
+
+        return $this->parserInstance;
+    }
+
+    /**
+     * DEPRECATION WARNING! This method will be removed in the next major point release
+     *
+     * Get a list of template directories
+     *
+     * Returns an array of templates defined by self::$twigTemplateDirs, falls
+     * back to Slim\View's built-in getTemplatesDirectory method.
+     *
+     * @return array
+     **/
+    private function getTemplateDirs()
+    {
+        if (empty($this->twigTemplateDirs)) {
+            return array($this->getTemplatesDirectory());
+        }
+        return $this->twigTemplateDirs;
+    }
+}