php实现过滤UBB代码的类

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php实现过滤UBB代码的类

这篇文章主要介绍了php实现过滤UBB代码的类,涉及php正则表达式的操作技巧,具有一定参考借鉴价值,需要的朋友可以参考下。

本文实例讲述了php实现过滤UBB代码的类，分享给大家供大家参考，具体如下：

PHP代码如下：

class Day{

 function ubb($Text) { /// UBB代码转换

 //$Text=htmlspecialchars($Text);

 //$Text=ereg_replace("\r\n"," ",$Text);

 $Text=ereg_replace("\[br\]"," ",$Text);

 $Text=nl2br($Text);

 $Text=stripslashes($Text);

 $Text=preg_replace("/\\t/is"," ",$Text);

 $Text=preg_replace("/\[url\](http:\/\/.+?)\[\/url\]/is","<a href=\"\\1\" target=\"new\">\\1</a>",$Text);

 $Text=preg_replace("/\[url\](.+?)\[\/url\]/is","<a href=\"http://\\1\" target=\"new\">\\1</a>",$Text);

 $Text=preg_replace("/\[url=(http:\/\/.+?)\](.+?)\[\/url\]/is","<a href=\"\\1\" target=\"new\">\\2</a>",$Text);

 $Text=preg_replace("/\[url=(.+?)\](.+?)\[\/url\]/is","<a href=\"http://\\1\" target=\"new\">\\2</a>",$Text);

 $Text=preg_replace("/\[color=(.+?)\](.+?)\[\/color\]/is","\\2",$Text);

 $Text=preg_replace("/\[font=(.+?)\](.+?)\[\/font\]/is","\\2",$Text);

 $Text=preg_replace("/\[email=(.+?)\](.+?)\[\/email\]/is","<a href=\"mailto:\\1\">\\2</a>",$Text);

 $Text=preg_replace("/\[email\](.+?)\[\/email\]/is","<a href=\"mailto:\\1\">\\1</a>",$Text);

 $Text=preg_replace("/\[i\](.+?)\[\/i\]/is","\\1",$Text);

 $Text=preg_replace("/\[u\](.+?)\[\/u\]/is","\\1",$Text);

 $Text=preg_replace("/\[b\](.+?)\[\/b\]/is","\\1",$Text);

 $Text=preg_replace("/\[fly\](.+?)\[\/fly\]/is","<marquee width=\"98%\" behavior=\"alternate\" scrollamount=\"3\">\\1</marquee>",$Text);

 $Text=preg_replace("/\[move\](.+?)\[\/move\]/is","<marquee width=\"98%\" scrollamount=\"3\">\\1</marquee>",$Text);

 $Text=preg_replace("/\[shadow=([#0-9a-z]{1,10})\,([0-9]{1,3})\,([0-9]{1,2})\](.+?)\[\/shadow\]/is","<table width=\"*\"><tr><td style=\"filter:shadow(color=\\1, direction=\\2 ,strength=\\3)\">\\4</td></tr></table>",$Text);

 return $Text;

 }

}

希望本文所述对大家的php程序设计有所帮助。

出处：http://www.phpfensi.com/php/20210516/15403.html

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