DefaultTwigView.php

gistfile1.php

<?php

namespace Purplebeanie\View;

use Joomla\Filesystem\Path;
use Joomla\Model\ModelInterface;
use Joomla\View\AbstractHtmlView;
use Joomla\Language\Text;
use Pms\Pms;
use emberlabs\GravatarLib\Gravatar;

//include(JPATH_ROOT.'/vendor/emberlabs/gravatarlib/emberlabs/gravatarlib/Gravatar.php');



/**
 * Sublcasses the standard AbstractHtmlView to create a view that renders a twig document with the provided data.
 *
 */

class DefaultTwigView extends AbstractHtmlView
{

	protected $layout = 'default';
	protected $path;					// the path to the top level template dir
	protected $data;					//data to be passed to the twig rendered
	protected $app;						//a link to the app itself
	protected $hidesubmenu = false;
	var $submenuActions = array();

	/**
	 * Method to instantiate the view.
	 *
	 * @param   ModelInterface     $model  The model object.
	 * @param   string 				$path 	The path to be used
	 *
	 * @since   1.0
	 */
	public function __construct(Pms $app, ModelInterface $model, $path = null)
	{
		parent::__construct($model);

		// Setup dependencies.
		$this->path = isset($path) ? $path : null;
		$this->data = array('host'=>JPATH_HOST);
		$this->addData('flashbag',$app->getMessageQueue());
		$this->app = $app;
		$this->addData('business',$app->getSession()->get('business'));

	}


	/**
	 * Method to get the view layout.
	 *
	 * @return  string  The layout name.
	 *
	 * @since   1.0
	 */
	public function getLayout()
	{
		return $this->layout;
	}


	/**
	 * Method to render the view.
	 *
	 * @return  string  The rendered view.
	 *
	 * @since   1.0
	 * @throws  \RuntimeException
	 */
	public function render()
	{

		$this->addData('submenuactions',$this->submenuActions);

		//load gravatar and add the user email to the view
		$gravatar = new \emberlabs\GravatarLib\Gravatar();
		$gravatar->setAvatarSize(60);
		if (isset($this->app->getSession()->get('user')->email))
			$this->addData('email',$this->app->getSession()->get('user')->email);

		// Start an output buffer.
		ob_start();


		// Load the layout.
		$loader = new \Twig_Loader_Filesystem($this->path);
		$twig = new \Twig_Environment($loader);

		//some filters - these are needed to use the Joomla \Form class
		$getLabel = new \Twig_SimpleFilter('getLabel',function($field){
			return $field->label;
		},array('is_safe'=>array('html')));

		$getInput = new \Twig_SimpleFilter('getInput',function($field){
			return $field->input;
		},array('is_safe'=>array('html')));

		$jtextFunction = new \Twig_SimpleFunction('jtext',function($string){
			$translation = Text::_($string);
			return $translation;
		},array('is_safe'=>array('html')));


		$twig->addFilter($getLabel);
		$twig->addFilter($getInput);
		$twig->addFunction($jtextFunction);
		$twig->addGlobal('gravatar',$gravatar);

		echo $twig->render($this->layout.'.twig',$this->data);
		//echo $twig->render('index.twig',$this->data);

		// Get the layout contents.
		$output = ob_get_clean();

		return $output;
	}

	/**
	 * Method to set the view layout.
	 *
	 * @param   string  $layout  The layout name.
	 *
	 * @return  AbstractHtmlView  Method supports chaining.
	 *
	 * @since   1.0
	 */
	public function setLayout($layout)
	{
		$this->layout = $layout;

		return $this;
	}


	/**
	* Method to add some data to the data array
	* @param string key
	* @param mixed the obhect to add
	*/

	public function addData($key,$object)
	{
		$this->data[$key] = $object;
	}

	/**
	* Method to add an action to the submenu array
	* @param array the item to add
	*/

	public function addSubmenuActions($actions = array())
	{
		$this->submenuActions = array_merge($this->submenuActions,$actions);
	}
}