<?php

/**
 * Copyright 2016-2019 Christoph M. Becker
 *
 * This file is part of Pagemanager_XH.
 *
 * Pagemanager_XH is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Pagemanager_XH is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Pagemanager_XH.  If not, see <http://www.gnu.org/licenses/>.
 */

namespace Pagemanager;

class View
{
    /**
     * @var string
     */
    private $template;

    /**
     * @var array
     */
    private $data = array();

    /**
     * @param string $template
     */
    public function __construct($template)
    {
        $this->template = $template;
    }

    /**
     * @param string $name
     * @param mixed $value
     */
    public function __set($name, $value)
    {
        $this->data[$name] = $value;
    }

    /**
     * @param string $name
     * @return string
     */
    public function __get($name)
    {
        return $this->data[$name];
    }

    /**
     * @param string $name
     * @return bool
     */
    public function __isset($name)
    {
        return isset($this->data[$name]);
    }

    /**
     * @param string $name
     * @return string
     */
    public function __call($name, array $args)
    {
        return $this->escape($this->data[$name]);
    }

    /**
     * @return string
     */
    public function __toString()
    {
        ob_start();
        $this->render();
        return ob_get_clean();
    }
    
    /**
     * @param string $key
     * @return string
     */
    protected function text($key)
    {
        global $plugin_tx;

        $args = func_get_args();
        array_shift($args);
        return $this->escape(vsprintf($plugin_tx['pagemanager'][$key], $args));
    }

    /**
     * @param string $key
     * @param int $count
     */
    protected function plural($key, $count)
    {
        global $plugin_tx;

        if ($count == 0) {
            $key .= '_0';
        } else {
            $key .= XH_numberSuffix($count);
        }
        $args = func_get_args();
        array_shift($args);
        return $this->escape(vsprintf($plugin_tx['pagemanager'][$key], $args));
    }

    /**
     * @return string
     */
    public function render()
    {
        global $pth;

        echo "<!-- {$this->template} -->", PHP_EOL;
        include "{$pth['folder']['plugins']}pagemanager/views/{$this->template}.php";
    }

    /**
     * @param mixed $value
     * @return mixed
     */
    protected function escape($value)
    {
        if ($value instanceof HtmlString) {
            return $value;
        } else {
            return XH_hsc($value);
        }
    }
}