File io/template/data/DefaultTemplateData.class.php

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<?php
/**
 * This class is a default implementation of the {@link TemplateData} interface.
 * @package     IO
 * @subpackage  Template\data
 * @copyright   &copy; 2005-2019 PHPBoost
 * @license     https://www.gnu.org/licenses/gpl-3.0.html GNU/GPL-3.0
 * @author      Benoit SAUTEL <ben.popeye@phpboost.com>
 * @version     PHPBoost 5.2 - last update: 2018 09 14
 * @since       PHPBoost 3.0 - 2010 02 19
 * @contributor Julien BRISWALTER <j1.seth@phpboost.com>
 * @contributor Arnaud GENET <elenwii@phpboost.com>
*/

class DefaultTemplateData implements TemplateData
{
    private $strict = false;
    private $vars = array();

    /**
     * {@inheritdoc}
     */
    public function enable_strict_mode()
    {
        $this->strict = true;
    }

    /**
     * {@inheritdoc}
     */
    public function disable_strict_mode()
    {
        $this->strict = false;
    }

    /**
     * {@inheritdoc}
     */
    public function auto_load_frequent_vars()
    {
        $session = AppContext::get_session();
        $user = AppContext::get_current_user();
        $this->put_all(array(
            'THEME'             => $user->get_theme(),
            'LANG'              => $user->get_locale(),
            'IS_USER_CONNECTED' => $user->check_level(User::MEMBER_LEVEL),
            'IS_ADMIN'          => $user->check_level(User::ADMIN_LEVEL),
            'IS_MODERATOR'      => $user->check_level(User::MODERATOR_LEVEL),
            'PATH_TO_ROOT'      => TPL_PATH_TO_ROOT,
            'PHP_PATH_TO_ROOT'  => PATH_TO_ROOT,
            'TOKEN'             => !empty($session) ? $session->get_token() : '',
            'REWRITED_SCRIPT'   => REWRITED_SCRIPT
        ));
    }

    /**
     * {@inheritdoc}
     */
    public function put($key, $value)
    {
        $this->vars[$key] = $value;
    }

    /**
     * {@inheritdoc}
     */
    public function put_all(array $vars)
    {
        foreach ($vars as $key => $value)
        {
            $this->vars[$key] = $value;
        }
    }

    /**
     * {@inheritdoc}
     */
    public function assign_block_vars($block_name, array $array_vars, array $subtemplates = array())
    {
        $current_block = null;
        if (TextHelper::strpos($block_name, '.') !== false) // nested block
        {
            $blocks = explode('.', $block_name);
            $blockcount = count($blocks) - 1;

            $str = &$this->vars;
            for ($i = 0; $i < $blockcount; $i++)
            {
                $str = &$str[$blocks[$i]];
                $str = &$str[count($str) - 1];
            }
            $current_block = &$str[$blocks[$blockcount]][];
        }
        else
        {
            $current_block = &$this->vars[$block_name][];
        }
        $current_block = array_merge($array_vars, $subtemplates);
    }

    /**
     * {@inheritdoc}
     */
    public function get_block($blockname)
    {
        return $this->get_block_from_list($blockname, $this->vars);
    }

    /**
     * {@inheritdoc}
     */
    public function get_block_from_list($blockname, $parent_block)
    {
        if (isset($parent_block[$blockname]) && is_array($parent_block[$blockname]))
        {
            return $parent_block[$blockname];
        }
        elseif ($this->strict)
        {
            throw new TemplateRenderingException('Undefined block \'' . $blockname . '\'');
        }
        return array();
    }

    /**
     * {@inheritdoc}
     */
    public function is_true($value)
    {
        return !empty($value);
    }

    /**
     * {@inheritdoc}
     */
    public function get($varname)
    {
        return $this->get_from_list($varname, $this->vars);
    }

    /**
     * {@inheritdoc}
     */
    public function get_from_list($varname, &$list)
    {
        if (isset($list[$varname]))
        {
            return $list[$varname];
        }
        elseif ($this->strict)
        {
            throw new TemplateRenderingException('Undefined variable \'' . $varname . '\'');
        }
        return null;
    }

    private function register_var($name, $value, &$list)
    {
        $list[$name] = $value;
        return $value;
    }

    /**
     * {@inheritdoc}
     */
    public function bind_vars(TemplateData $data)
    {
        $data->vars =& $this->vars;
    }
}
?>