- <?php
- function search_word_from() {
- $referer = isset($_SERVER['HTTP_REFERER'])?$_SERVER['HTTP_REFERER']:'';
- if(strstr( $referer, 'baidu.com')){ //百度
- preg_match( "|baidu.+wo?r?d=([^\\&]*)|is", $referer, $tmp );
- $keyword = urldecode( $tmp[1] );
- $from = 'baidu';
- }elseif(strstr( $referer, 'google.com') or strstr( $referer, 'google.cn')){ //谷歌
- preg_match( "|google.+q=([^\\&]*)|is", $referer, $tmp );
- $keyword = urldecode( $tmp[1] );
- $from = 'google';
- }elseif(strstr( $referer, 'so.com')){ //360搜索
- preg_match( "|so.+q=([^\\&]*)|is", $referer, $tmp );
- $keyword = urldecode( $tmp[1] );
- $from = '360';
- }elseif(strstr( $referer, 'sogou.com')){ //搜狗
- preg_match( "|sogou.com.+query=([^\\&]*)|is", $referer, $tmp );
- $keyword = urldecode( $tmp[1] );
- $from = 'sogou';
- }elseif(strstr( $referer, 'soso.com')){ //搜搜
- preg_match( "|soso.com.+w=([^\\&]*)|is", $referer, $tmp );
- $keyword = urldecode( $tmp[1] );
- $from = 'soso';
- }else {
- $keyword ='';
- $from = '';
- }
- return array('keyword'=>$keyword,'from'=>$from);
- }
- //以下为测试
- //在搜索引擎搜索个关键词,进入网站
- $word = search_word_from();
- if(!empty($word['keyword'])){
- echo '关键字:'.$word['keyword'].' 来自:'.$word['from'];
- }
- ?>
- //该片段来自于http://www.codesnippet.cn/detail/160920135884.html
来源: http://www.codesnippet.cn/detail/160920135884.html