132 lines
4.1 KiB
PHP
132 lines
4.1 KiB
PHP
<?php
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if (!defined('__TYPECHO_ROOT_DIR__')) exit;
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/**
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* 高亮页面中的搜索关键字 【<a href="https://github.com/typecho-fans/plugins" target="_blank">TF</a>社区维护版】
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*
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* @package HighlightSearchKeywords
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* @author 羽中, gouki
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* @version 0.1.3
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* @link https://github.com/typecho-fans/plugins/tree/master/HighlightSearchKeywords
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*
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* 0.1.3 修正内部搜索无效问题，恢复自带样式
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*
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* 更新日志：
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* 0.1.0 高亮从google,yahoo,baidu过来的关键字
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* 0.1.1 文件名hightlight.js写错，改为highlight.js
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* 0.1.2 増加网站内部搜索关键字高亮
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*/
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class HighlightSearchKeywords_Plugin implements Typecho_Plugin_Interface
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{
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/**
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* 激活插件方法,如果激活失败,直接抛出异常
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*
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* @access public
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* @return void
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* @throws Typecho_Plugin_Exception
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*/
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public static function activate ()
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{
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Typecho_Plugin::factory('Widget_Abstract_Contents')->filter = array('HighlightSearchKeywords_Plugin', 'parse');
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Typecho_Plugin::factory('Widget_Archive')->header = array('HighlightSearchKeywords_Plugin', 'header');
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Typecho_Plugin::factory('Widget_Archive')->footer = array('HighlightSearchKeywords_Plugin', 'footer');
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}
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/**
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* 禁用插件方法,如果禁用失败,直接抛出异常
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*
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* @static
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* @access public
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* @return void
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* @throws Typecho_Plugin_Exception
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*/
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public static function deactivate(){}
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/**
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* 获取插件配置面板
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*
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* @access public
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* @param Typecho_Widget_Helper_Form $form 配置面板
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* @return void
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*/
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public static function config(Typecho_Widget_Helper_Form $form){}
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/**
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* 个人用户的配置面板
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*
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* @access public
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* @param Typecho_Widget_Helper_Form $form
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* @return void
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*/
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public static function personalConfig(Typecho_Widget_Helper_Form $form){}
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/**
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* 定义来源地址变量：httpd_referer
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*
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* @access public
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* @return unknown
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*/
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public static function header()
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{
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$referer = self::getHttpReferer();
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echo "<style type=\"text/css\">.searchword { background-color: yellow; }</style>";
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echo "<script>var httpd_referer='{$referer}';</script>";
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}
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/**
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* 引入涉及的JS，并自动初始化
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*
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* @access public
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* @return unknown
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*/
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public static function footer()
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{
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$highlightJS = Helper::options()->pluginUrl . "/HighlightSearchKeywords/src/highlight.js";
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echo "<script type='text/javascript' src='{$highlightJS}'></script>";
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}
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/**
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* 取得页面来源，基本上只针对google,baidu和yahoo
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*
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* @access private
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* @return string
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*/
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private static function getHttpReferer()
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{
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if(isset($_GET['highlight'])){
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return urldecode(trim($_GET['highlight']));
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}
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$request = Typecho_Request::getInstance();
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if( $referer = $request->getReferer() ){
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parse_str( parse_url( $referer , PHP_URL_QUERY ) , $query);
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if(isSet( $query['q'] ) ){
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return $query['q'];
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}else if ( isSet( $query['p'] ) ){
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return $query['p'];
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}else if ( isSet( $query['wd'] ) ){//baidu
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if(!$query['wd']){
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return '';
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}
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return iconv( 'gb2312', 'utf-8', urldecode( $query['wd'] ) ); //百度过来是gb2312，要转成utf-8
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//return urlencode(iconv( 'gb2312', 'utf-8', urldecode( $query['wd'] ) ));
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}
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}
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if(preg_match('|/search/(.*?)/|i', urldecode($request->getPathInfo()) , $result)){
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return $result[1];
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}
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return '';
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}
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public static function parse($text, $widget, $lastResult){
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$text = empty($lastResult) ? $text : $lastResult;
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if ($widget instanceof Widget_Archive && Typecho_Router::$current == 'search') {
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if($highlight = self::getHttpReferer()){
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$_GET['highlight'] = $highlight;
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$text['permalink'] .= "?". http_build_query($_GET);
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}
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}
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return $text;
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}
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} |