gjerokrsteski / pimf-framework

core/Pimf/View.php

<?php
/**
 * Pimf
 *
 * @copyright Copyright (c)  Gjero Krsteski (http://krsteski.de)
 * @license   http://opensource.org/licenses/MIT MIT
 */

namespace Pimf;

use Pimf\Contracts\Renderable;
use Pimf\Util\File;
use Pimf\Contracts\Arrayable;

/**
 * A simply view for sending and rendering data.
 *
 * @package Pimf
 * @author  Gjero Krsteski <gjero@krsteski.de>
 */
class View implements Renderable
{
    /**
     * @var string Name of the template.
     */
    protected $template;

    /**
     * Contains the variables that are to be embedded in the template.
     *
     * @var \ArrayObject
     */
    protected $data;

    /**
     * Path to templates - is framework restriction.
     *
     * @var string
     */
    protected $path;

    /**
     * @param string $template
     * @param array  $data
     * @param string $path Path to templates if you do not want to use PIMF framework restriction.
     */
    public function __construct($template = 'default.phtml', array $data = array(), $path = null)
    {
        $this->data = new \ArrayObject($data, \ArrayObject::ARRAY_AS_PROPS);
        $this->path = (!$path) ? BASE_PATH . 'app/' . Config::get('app.name') . '/_templates' : $path;
        $this->template = (string)$template;
    }

    /**
     * @param string $template
     *
     * @return View
     */
    public function produce($template)
    {
        $view = clone $this;
        $view->template = (string)$template;

        return $view;
    }

    /**
     * @param string          $template
     * @param array|Arrayable $model
     *
     * @return string
     */
    public function partial($template, $model = array())
    {
        $model = ($model instanceof Arrayable) ? $model->toArray() : $model;

        return $this->produce($template)->pump($model)->render();
    }

    /**
     * @param string $template
     * @param array  $model
     *
     * @return string
     */
    public function loop($template, array $model = array())
    {
        $out = '';

        foreach ($model as $row) {
            $out .= $this->partial($template, $row);
        }

        return $out;
    }

    /**
     * Assigns a variable to a specific key for the template.
     *
     * @param string $key   The key.
     * @param mixed  $value The Value.
     *
     * @return View
     */
    public function assign($key, $value)
    {
        $this->data[$key] = $value;

        return $this;
    }

    /**
     * Exchange all variables.
     *
     * @param $model
     *
     * @return View
     */
    public function pump($model)
    {
        $this->data->exchangeArray((array)$model);

        return $this;
    }

    /**
     * @param string $name
     *
     * @return mixed
     * @throws \OutOfBoundsException If undefined property at the template.
     */
    public function __get($name)
    {
        if ($this->data->offsetExists($name)) {
            return $this->data->offsetGet($name);
        }

        $trace = debug_backtrace();
        throw new \OutOfBoundsException(
            'undefined property "' . $name . '" at file ' . $trace[0]['file'] . ' line ' . $trace[0]['line']
        );
    }

    /**
     * @return string
     */
    public function render()
    {
        $level = ob_get_level();

$level is not used, you could remove the assignment.

        ob_start();

        try {

            echo $this->reunite();

        } catch (\Exception $exception) {

catch (\Exception $exception) { while (ob_get_level() > $level) { ob_end_clean(); } trigger_error($exception->getMessage(), E_USER_NOTICE); } does not seem to be reachable.

            while (ob_get_level() > $level) {
                ob_end_clean();
            }

            trigger_error($exception->getMessage(), E_USER_NOTICE);
        }

        return ob_get_clean();
    }

    /**
     * Puts the template an the variables together.
     */
    public function reunite()
    {
        include new File(str_replace('/', DS, $this->path . '/' . $this->template));
    }

    /**
     * Act when the view is treated like a string
     *
     * @return string
     */
    public function __toString()
    {
        return $this->render();
    }
}