替换敏感词汇行为扩展！！

前台替换敏感词汇行为扩展
<?php <br /> /**<br>  * Created by PhpStorm.<br>  * User: cony<br>  * Date: 13-11-18<br>  * Time: 下午8:53<br>  */<br> class FilterWordBehavior extends Behavior{<br> <br>     protected $options=array(<br>         'FILTERWORD'=>true,<br>         'KEYWORDS'=>'',<br>         'REPLACEWORD'=>'***'<br>     );<br> <br>     public function run(&$content){<br>         if(C('FILTERWORD.FILTERWORD'))<br>         $content = $this->FilterWordsContent($content);<br>     }<br>     /**<br>      * 模板内容替换<br>      * @access protected<br>      * @param string $content 模板内容<br>      * @return string<br>      */<br>     protected function FilterWordsContent($content) {<br>         $keywordstring=C('FILTERWORD.KEYWORDS');<br>         $keywordarray=explode(',',$keywordstring);<br>         $replaceword=C('FILTERWORD.REPLACEWORD');<br>         $replace=array();<br>         if(is_array($keywordarray)){<br>             foreach($keywordarray as $key=>$value){<br>                 $replace[$value]=$replaceword;<br>             }<br>         }<br>         $content = str_replace(array_keys($replace),array_values($replace),$content);<br>         return $content;<br>     }<br> <br> }代码来源及使用方法：http://www.conist.com/bbs/forum.php?mod=viewthread&tid=12&extra=page%3D1

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