dlundgren/phrender

<?php

/**
 * @file
 * Contains Phrender\Template\Factory
 */

namespace Phrender\Template;

use Interop\Output\Context as InteropContext;
use Interop\Output\TemplateFactory;
use Phrender\Context;
use Interop\Output\Exception\TemplateNotFound;

/**
 * Template for rendering PHP
 *
 * @package Phrender\Template
 */
class Template
    implements \Interop\Output\Template
{
    /**
     * The Factory for partials
     *
     * @var Factory
     */
    private $factory;

    /**
     * The file to render
     *
     * @var string
     */
    private $file;

    public function __construct($file, TemplateFactory $factory)
    {
        $this->factory = $factory;
        $this->file    = $file;
    }

    /**
     * {@inheritdoc}
     */
    public function file()
    {
        return $this->file;
    }

    /**
     * {@inheritdoc}
     */
    public function render(InteropContext $context)
    {
        $this->data    = $context->provide($this->file);

        ob_start();

        require $this->file;

        return ob_get_clean();
    }

    /**
     * Returns the value from the given name or null
     *
     * @param string $name
     * @return mixed|null
     */
    public function __get($name)
    {
        return isset($this->data[$name]) ? $this->data[$name] : null;
    }

    /**
     * Render a partial template with the given data using the instantiated factory
     *
     * @TODO should probably be using the engine instead?
     *
     * @param string     $template
     * @param array|null $data
     * @return bool|string
     */
    public function partial($template, $data = [])
    {
        try {
            return $this->factory->load($template)->render(new Context\Any(array_merge($this->data, $data)));
        }
        catch (TemplateNotFound $e) {
            return '';
        }
    }
}