nafigator/Veles

<?php
/**
 * Json View adapter
 *
 * @file      JsonAdapter.php
 *
 * PHP version 7.1+
 *
 * @author    Alexander Yancharuk <alex at itvault dot info>
 * @copyright © 2012-2021 Alexander Yancharuk
 * @date      Втр Апр 29 22:20:05 MSK 2014
 * @license   The BSD 3-Clause License
 *            <https://tldrlegal.com/license/bsd-3-clause-license-(revised)>
 */

namespace Veles\View\Adapters;

/**
 * Class JsonAdapter
 *
 * @author  Alexander Yancharuk <alex at itvault dot info>
 */
class JsonAdapter extends ViewAdapterAbstract
{
    /**
     * Output method
     *
     * @param string $path Path to template
     */
    public function show($path)
    {
        if (empty($this->variables)) {
            return;
        }

        header('Content-Type: application/json');

        echo json_encode($this->variables);
    }

    /**
     * Output View into buffer and save it in variable
     *
     * @param string $path Path to template
     *
     * @return string View content
     */
    public function get($path)
    {
        foreach ($this->variables as $var_name => $value) {
            $$var_name = $value;
        }

        ob_start();
        echo json_encode($this->variables);
        $output = ob_get_contents();
        ob_end_clean();

        return $output;
    }

    /**
     * Check template cache status
     *
     * @param string $tpl Template file
     *
     * @return bool Cache status
     */
    public function isCached($tpl)
    {
        return false;
    }

    /**
     * Driver initialization
     */
    public function __construct()
    {
        $this->setDriver($this);
    }
}