Plugin.php

<?php
/**
 * 显示评论者的UserAgent
 *
 * @package UserAgent
 * @author Jimmy Ho
 * @version 1.1.0
 * @link https://blog.jimmyho.net/
 */
 
class UserAgent_Plugin implements Typecho_Plugin_Interface
{
    /**
     * 激活插件方法,如果激活失败,直接抛出异常
     *
     * @access public
     * @return void
     * @throws Typecho_Plugin_Exception
     */
    public static function activate(){}

    /**
     * 禁用插件方法,如果禁用失败,直接抛出异常
     *
     * @static
     * @access public
     * @return void
     * @throws Typecho_Plugin_Exception
     */
    public static function deactivate(){}

    /**
     * 获取插件配置面板
     *
     * @access public
     * @param Typecho_Widget_Helper_Form $form 配置面板
     * @return void
     */
    public static function config(Typecho_Widget_Helper_Form $form)
    {
        /** user agent icons **/
        $icons = new Typecho_Widget_Helper_Form_Element_Radio( 'icons',  array(
            '16'  =>  '16px',
            '24'  =>  '24px'),
            '16', _t('选择图标尺寸'), _t('') );
        $form->addInput($icons->multiMode());

        /** user agent show **/
        $show = new Typecho_Widget_Helper_Form_Element_Radio( 'show',  array(
            '1'   =>  '只显示图标',
            '2'   =>  '只显示文字',
            '3'   =>  '显示图标和文字'),
            '1', _t('选择显示的内容'), _t('') );
        $form->addInput($show->multiMode());
    }

    /**
     * 个人用户的配置面板
     *
     * @access public
     * @param Typecho_Widget_Helper_Form $form
     * @return void
     */
    public static function personalConfig(Typecho_Widget_Helper_Form $form){}

    /**
     * 插件实现方法
     *
     * @access public
     * @return void
     */
    public static function render($agent)
    {
        $options = Typecho_Widget::widget('Widget_Options');
        $url_plugin = $options->pluginUrl . '/UserAgent/';
        global $url_img, $icons;
        $url_img = $url_plugin."img/";

        $icons = Typecho_Widget::widget('Widget_Options')->plugin('UserAgent')->icons;
        $show = Typecho_Widget::widget('Widget_Options')->plugin('UserAgent')->show;

        require_once 'useragent-os.php';
        $os = detect_os($agent);
        $os_img = self::img($os['code'],"/os/",$os['title']);
        $os_title = $os['title'];

        require_once 'useragent-webbrowser.php';
        $wb = detect_webbrowser($agent);
        $wb_img = self::img($wb['code'],"/net/",$wb['title']);
        $wb_title = $wb['title'];

        switch($show){
            case 1:
                $ua = $os_img."&nbsp;|&nbsp;".$wb_img;
                break;
            case 2:
                $ua = $os_title."&nbsp;|&nbsp;".$wb_title;
                break;
            case 3:
                $ua = $os_img."&nbsp;".$os_title."&nbsp;|&nbsp;".$wb_img."&nbsp;".$wb_title;
                break;
            default :
                $ua = $os_img."&nbsp;|&nbsp;".$wb_img;
                break;
        }

        echo $ua;
    }

    /**
     * 图标输出
     *
     * @access public
     * @return void
     */
    public static function img($code, $type, $title)
    {
        global $icons, $url_img;
        //默认16px
        if ($icons == "") {
            $icons = 16;
        }
        $img = "<img src='".$url_img.$icons.$type.$code.".png' title='".$title."' alt='".$title."' height='".$icons."' width='".$icons."' />";

        return $img;
    }
}