<?php
if (!defined('__TYPECHO_ROOT_DIR__')) exit;
/**
 * Typecho Blog Platform
 *
 * @copyright  Copyright (c) 2008 Typecho team (http://www.typecho.org)
 * @license    GNU General Public License 2.0
 * @version    $Id$
 */

/**
 * 插件配置组件
 *
 * @author qining
 * @category typecho
 * @package Widget
 * @copyright Copyright (c) 2008 Typecho team (http://www.typecho.org)
 * @license GNU General Public License 2.0
 */
class Widget_Plugins_Config extends Widget_Abstract_Options
{
    /**
     * 插件文件路径
     *
     * @access private
     * @var string
     */
    private $_pluginFileName;

    /**
     * 插件类
     *
     * @access private
     * @var string
     */
    private $_className;

    /**
     * 获取插件信息
     *
     * @access public
     * @var array
     */
    public $info;

    /**
     * 绑定动作
     *
     * @access public
     */
    public function execute()
    {
        $this->user->pass('administrator');
        $config = $this->request->filter('slug')->config;
        if (empty($config)) {
            throw new Typecho_Widget_Exception(_t('插件不存在'), 404);
        }

        /** 获取插件入口 */
        list($this->_pluginFileName, $this->_className) = Typecho_Plugin::portal($config,
            $this->options->pluginDir($config));
        $this->info = Typecho_Plugin::parseInfo($this->_pluginFileName);
    }

    /**
     * 获取菜单标题
     *
     * @access public
     * @return string
     */
    public function getMenuTitle()
    {
        return _t('设置插件 %s', $this->info['title']);
    }

    /**
     * 配置插件
     *
     * @access public
     * @return Typecho_Widget_Helper_Form
     * @throws Typecho_Widget_Exception
     */
    public function config()
    {
        /** 获取插件名称 */
        $pluginName = $this->request->filter('slug')->config;

        /** 获取已启用插件 */
        $plugins = Typecho_Plugin::export();
        $activatedPlugins = $plugins['activated'];

        /** 判断实例化是否成功 */
        if (!$this->info['config'] || !isset($activatedPlugins[$pluginName])) {
            throw new Typecho_Widget_Exception(_t('无法配置插件'), 500);
        }

        /** 载入插件 */
        require_once $this->_pluginFileName;
        $form = new Typecho_Widget_Helper_Form($this->security->getIndex('/action/plugins-edit?config=' . $pluginName),
            Typecho_Widget_Helper_Form::POST_METHOD);
        call_user_func(array($this->_className, 'config'), $form);

        $options = $this->options->plugin($pluginName);

        if (!empty($options)) {
            foreach ($options as $key => $val) {
                $form->getInput($key)->value($val);
            }
        }

        $submit = new Typecho_Widget_Helper_Form_Element_Submit(NULL, NULL, _t('保存设置'));
        $submit->input->setAttribute('class', 'btn primary');
        $form->addItem($submit);
        return $form;
    }
}