plugins/GoogleAnalytics/Plugin.php

<?php
/**
 * Google Analytics
 * 
 * @package GoogleAnalytics
 * @author mutoo
 * @version 1.0.0
 * @link http://typecho.org
 */
class GoogleAnalytics_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()
    {
        Typecho_Plugin::factory('Widget_Archive')->footer = array('GoogleAnalytics_Plugin', 'render');
    }
    
    /**
     * 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)
    {
        /** 分类名称 */
        $account = new Typecho_Widget_Helper_Form_Element_Text('account', NULL, 'UA-XXXXXXX-X', _t('Google Analytics 帐号'));
        $form->addInput($account);
    }
    
    /**
     * 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()
    {
        $account = Typecho_Widget::widget('Widget_Options')->plugin('GoogleAnalytics')->account;
        echo "<script type=\"text/javascript\">var _gaq = _gaq || [];_gaq.push(['_setAccount', '{$account}}']);_gaq.push(['_trackPageview']);(function() {var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);})();</script>";
    }
}