java的ubb类

import java.util.regex. * ; // 导入正则表达式包中的类

/**

* 使网页支持ubbcode.

* @author shanwei

* @version 1.0

public final class Ubbcode {

private static final String ImagePath = " images/ " ; // 定义图片路径

private static final String emotImagePath = " images/emot/ " ;

/**

* @description 转换代码，使之支持ubbcode.

* @param strContent 转换前的代码.

* @return result 转换后的内容.

public static String UBBCode(String strContent) { //

strContent = dvHTMLEncode(strContent);

strContent = FilterJS(strContent);

String re;

// re.IgnoreCase =true

// re.Global=True

Pattern pattern = null ; //

Matcher matcher = null ;

// 转换IMG

re = " \\[IMG\\](http|https|ftp):\\/\\/(.[^\\[]*)\\[\\/IMG\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " < a onfocus=this.blur() href=\ " $ 1 : // $2\" target=_blank><IMG SRC=\"$1: // $2\" border=0 alt=按此在新窗口浏览图片 onload=\"javascript:if(this.width> screen.width-333)this.width=screen.width-333\"></a>");

// 转换UPLOAD

re = " \\[UPLOAD=(gif|jpg|jpeg|bmp|png)\\](.[^\\[]*)(gif|jpg|jpeg|bmp|png)\\[\\/UPLOAD\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <br><IMG SRC=\ "" + ImagePath + " $ 1 .gif \ " border=0>此主题相关图片如下：<br><A HREF=\ " $ 2 $ 1 \ " TARGET=_blank> <IMG SRC=\ " $ 2 $ 1 \ " border=0 alt=按此在新窗口浏览图片 onload=\ " javascript: if ( this .width > screen.width - 333 ) this .width = screen.width - 333 \ " ></A> " );

re = " \\[UPLOAD=(.[^\\[]*)\\](.[^\\[]*)\\[\\/UPLOAD\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <br><IMG SRC=\ "" + ImagePath +

" $1.gif\ " border = 0 > < a href = \ " $2\ " > 点击浏览该文件 </ a > " );

// 转换DIR

re = " \\[DIR=*([0-9]*),*([0-9]*)\\](.[^\\[]*)\\[\\/DIR] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <object classid=clsid:166B1BCA-3F9C-11CF-8075-444553540000 codebase=http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab#version=7,0,2,0 width=$1 height=$2><param name=src value=$3><embed src=$3 pluginspage=http://www.macromedia.com/shockwave/download/ width=$1 height=$2></embed></object> " );

// 转换QT

re = " \\[QT=*([0-9]*),*([0-9]*)\\](.[^\\[]*)\\[\\/QT] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <embed src=$3 width=$1 height=$2 autoplay=true loop=false controller=true playeveryframe=false cache=false scale=TOFIT bgcolor=#000000 kioskmode=false targetcache=false pluginspage=http://www.apple.com/quicktime/>; " );

// 转换MP

re = " \\[MP=*([0-9]*),*([0-9]*)\\](.[^\\[]*)\\[\\/MP] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <object align=middle classid=CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95 class=OBJECT id=MediaPlayer width=$1 height=$2 ><param name=ShowStatusBar value=-1><param name=Filename value=$3><embed type=application/x-oleobject codebase=http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701 flename=mp src=$3 width=$1 height=$2></embed></object> " );

// 转换RM

re = " \\[RM=*([0-9]*),*([0-9]*)\\](.[^\\[]*)\\[\\/RM] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <OBJECT classid=clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA class=OBJECT id=RAOCX width=$1 height=$2><PARAM NAME=SRC VALUE=$3><PARAM NAME=CONSOLE VALUE=Clip1><PARAM NAME=CONTROLS VALUE=imagewindow><PARAM NAME=AUTOSTART VALUE=true></OBJECT><br><OBJECT classid=CLSID:CFCDAA03-8BE4-11CF-B84B-0020AFBBCCFA height=32 id=video2 width=$1><PARAM NAME=SRC VALUE=$3><PARAM NAME=AUTOSTART VALUE=-1><PARAM NAME=CONTROLS VALUE=controlpanel><PARAM NAME=CONSOLE VALUE=Clip1></OBJECT> " );

// 转换FLASH

re = " (\\[FLASH\\])(.[^\\[]*)(\\[\\/FLASH\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll(

" <a href=\ " $ 2 \ " TARGET=_blank><IMG SRC=\ "" + ImagePath + " swf.gif\ " border=0 alt=点击开新窗口欣赏该FLASH动画! height=16 width=16>[全屏欣赏]</a><br><OBJECT codeBase=http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0 classid=clsid:D27CDB6E-AE6D-11cf-96B8-444553540000 width=500 height=400><PARAM NAME=movie VALUE=\ " $ 2 \ " ><PARAM NAME=quality VALUE=high><embed src=\ " $ 2 \ " quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width=500 height=400>$2</embed></OBJECT> " );

re = " (\\[FLASH=*([0-9]*),*([0-9]*)\\])(.[^\\[]*)(\\[\\/FLASH\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll(

" <a href=\ " $ 4 \ " TARGET=_blank><IMG SRC=\ "" + ImagePath + " swf.gif \ " border=0 alt=点击开新窗口欣赏该FLASH动画! height=16 width=16>[全屏欣赏]</a> <br><OBJECT codeBase=http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0 classid=clsid:D27CDB6E-AE6D-11cf-96B8-444553540000 width=$2 height=$3><PARAM NAME=movie VALUE=\ " $ 4 \ " ><PARAM NAME=quality VALUE=high><embed src=\ " $ 4 \ " quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width=$2 height=$3>$4</embed></OBJECT> " );

// 转换URL

re = " (\\[URL\\])(.[^\\[]*)(\\[\\/URL\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <A HREF=\ " $ 2 \ " TARGET=_blank>$2</A> " );

re = " (\\[URL=(.[^\\[]*)\\])(.[^\\[]*)(\\[\\/URL\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <A HREF=\ " $ 2 \ " TARGET=_blank>$3</A> " );

// 转换EMAIL

re = " (\\[EMAIL\\])(\\S+\\@.[^\\[]*)(\\[\\/EMAIL\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <img align=absmiddle src=\ "" +

ImagePath +

" email1.gif\ " >< A HREF = \ " mailto:$2\ " > $ 2 </ A > " );

re = " (\\[EMAIL=(\\S+\\@.[^\\[]*)\\])(.[^\\[]*)(\\[\\/EMAIL\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <img align=absmiddle src=\ "" +

ImagePath +

" email1.gif\ " >< A HREF = \ " mailto:$2\ " TARGET = _blank > $ 3 </ A > " );

// 自动识别网址

re =

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll(

" <img align=absmiddle src=pic/url.gif border=0><a target=_blank href=$1>$1</a> " );

re =

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll(

" <img align=absmiddle src=pic/url.gif border=0><a target=_blank href=$1>$1</a> " );

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " $1<img align=absmiddle src=pic/url.gif border=0><a target=_blank href=$2>$2</a> " );

// 自动识别www等开头的网址

re = " ([^(http://|http:\\\\)])((www|cn)[.](\\w)+[.]{1,}(net|com|cn|org|cc)(((\\/[\\~]*|\\[\\~]*)(\\w)+)|[.](\\w)+)*(((([?](\\w)+){1}[=]*))*((\\w)+){1}([\\&](\\w)+[\\=](\\w)+)*)*) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <img align=absmiddle src=pic/url.gif border=0><a target=_blank href=http://$2>$2</a> " );

// 自动识别Email地址，如打开本功能在浏览内容很多的帖子会引起服务器停顿

re = " ([^(=)])((\\w)+[@]{1}((\\w)+[.]){1,3}(\\w)+) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <img align=absmiddle src=pic/url.gif border=0><a target=_blank href=\ " mailto:$ 2 \ " >$2</a> " );

// 转换EM

re = " \\[em(.[^\\[]*)\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <img src=\ "" + emotImagePath +

" em$1.gif\ " border = 0 align = middle > " );

// 转换HTML

re = " \\[HTML\\](.[^\\[]*)\\[\\/HTML\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " < table width='100%' border='0' cellspacing='0' cellpadding='6' class=tableborder1> <td><b>以下内容为程序代码:</b><br>$1</td>< /table> " );

// 转换CODE

re = " \\[code\\](.[^\\[]*)\\[\\/code\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " < table width='100%' border='0' cellspacing='0' cellpadding='6' class=tableborder1> <td><b>以下内容为程序代码:</b><br>$1</td>< /table> " );

// 转换COLOR

re = " \\[color=(.[^\\[]*)\\](.[^\\[]*)\\[\\/color\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <font color=$1>$2</font> " );

// 转换FACE

re = " \\[face=(.[^\\[]*)\\](.[^\\[]*)\\[\\/face\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <font face=$1>$2</font> " );

// 转换ALIGN

re = " \\[align=(center|left|right)\\](.*)\\[\\/align\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <div align=$1>$2</div> " );

// 转换QUOTE

re = " \\[QUOTE\\](.*)\\[\\/QUOTE\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <table style=\ " width: 80 % \ " cellpadding=5 cellspacing=1 class=tableborder1><TR><TD class=tableborder1>$1</td></tr></table><br> " );

// 转换FLY

re = " \\[fly\\](.*)\\[\\/fly\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll(

" <marquee width=90% behavior=alternate scrollamount=3>$1</marquee> " );

// 转换MOVE

re = " \\[move\\](.*)\\[\\/move\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <MARQUEE scrollamount=3>$1</marquee> " );

// 转换GLOW

re =

" \\[GLOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)\\](.[^\\[]*)\\[\\/GLOW] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll(

" <table width=$1 style=\ " filter:glow(color = $ 2 , strength = $ 3 )\ " >$4</table> " );

// 转换SHADOW

re =

" \\[SHADOW=*([0-9]*),*(#*[a-z0-9]*),*([0-9]*)\\](.[^\\[]*)\\[\\/SHADOW] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll(

" <table width=$1 style=\ " filter:shadow(color = $ 2 , strength = $ 3 )\ " >$4</table> " );

re = " \\[i\\](.[^\\[]*)\\[\\/i\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <i>$1</i> " );

re = " \\[u\\](.[^\\[]*)(\\[\\/u\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <u>$1</u> " );

re = " \\[b\\](.[^\\[]*)(\\[\\/b\\]) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <b>$1</b> " );

re = " \\[size=([1-4])\\](.[^\\[]*)\\[\\/size\\] " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(strContent);

strContent = matcher.replaceAll( " <font size=$1>$2</font> " );

/* re ="(\\s)";

matcher = pattern.matcher(strContent);

strContent=matcher.replaceAll("<I>$1</I>"); */

re = null ;

return strContent;

}

/**

* 过滤javascript代码.

* @param v转换前的代码.

* @return v转换后的内容.

public static String FilterJS(String v) {

if ( ! v.equals( " null " ) && v != null ) {

String t, re;

re = " (javascript) " ;

t = re.replace(v, " javascript " );

re = " (jscript:) " ;

t = re.replace(t, " jscript: " );

re = " (js:) " ;

t = re.replace(t, " js: " );

re = " (value) " ;

t = re.replace(t, " value " );

re = " (about:) " ;

t = re.replace(t, " about: " );

re = " (file:) " ;

t = re.replace(t, " file: " );

re = " (document.cookie) " ;

t = re.replace(t, " documents.cookie " );

re = " (vbscript:) " ;

t = re.replace(t, " vbscript: " );

re = " (vbs:) " ;

t = re.replace(t, " vbs: " );

re = " (on(mouse|exit|error|click|key)) " ;

t = re.replace(t, " on$2 " );

re = " (&#) " ;

t = re.replace(t, " ＆# " );

re = null ;

}

return v;

}

/**

* 替换一些特殊符号为html语法标记.

* @param fString转换前的代码.

* @return fString转换后的内容.

　 public static String dvHTMLEncode(String fString) {

if ( ! fString.equals( " null " ) && fString != null ) {

fString = replace(fString, " > " , " > " );

fString = replace(fString, " < " , " < " );

fString = replace(fString, " & " , " & " );

fString = replace(fString, " " , " " );

fString = replace(fString, " \ "" , """ );

fString = replace(fString, " \' " , " ' " );

fString = replace(fString, " \r " , "" );

fString = replace(fString, " \n " , " <BR> " );

fString = replace(fString, " \\ " , " \ " );

}

return fString;

}

/**

* html语法标记转换符号本身.

* @param fString转换前的代码.

* @return fString转换后的内容.

public static String dvHTMLCode(String fString) {

if ( ! fString.equals( " null " ) && fString != null ) {

fString = replace(fString, " > " , " > " );

fString = replace(fString, " < " , " < " );

fString = replace(fString, " & " , " & " );

fString = replace(fString, " " , " " );

fString = replace(fString, """ , " \ "" );

fString = replace(fString, " ' " , " \' " );

fString = replace(fString, " \ " , " \\ " );

fString = replace(fString, " <BR> " , " \n " );

}

return fString;

}

public static String nohtml(String str) {

String re;

Pattern pattern = null ;

Matcher matcher = null ;

re = " (\\<.[^\\<]*\\>) " ;

pattern = Pattern.compile(re);

matcher = pattern.matcher(str);

str = matcher.replaceAll( " " );

re = " (\\<\\/[^\\<]*\\>) " ;

str = re.replace(str, " " );

re = null ;

return str;

}

/**

* 分割函数.

* @param source原字符串,div将要被分割的字符串.

* @return returnStr分割后的字符串.

public static String[] split(String source, String div) {

int arynum = 0 , intIdx = 0 , intIdex = 0 , div_length = div.length();

if (source.compareTo( "" ) != 0 ) {

if (source.indexOf(div) != - 1 ) {

intIdx = source.indexOf(div);

for ( int intCount = 1 ; ; intCount ++ ) {

if (source.indexOf(div, intIdx + div_length) != - 1 ) {

intIdx = source.indexOf(div, intIdx + div_length);

arynum = intCount;

} else {

arynum += 2 ;

break ;

}

} else {

arynum = 1 ;

}

} else {

arynum = 0 ;

}

intIdx = 0 ;

intIdex = 0 ;

String[] returnStr = new String[arynum];

　　 if (source.compareTo( "" ) != 0 ) {

if (source.indexOf(div) != - 1 ) {

intIdx = ( int ) source.indexOf(div);

returnStr[ 0 ] = (String) source.substring( 0 , intIdx);

for ( int intCount = 1 ; ; intCount ++ ) {

if (source.indexOf(div, intIdx + div_length) != - 1 ) {

intIdex = ( int ) source.indexOf(div, intIdx + div_length);

returnStr[intCount] = (String) source.substring(intIdx +

div_length,

intIdex);

intIdx = ( int ) source.indexOf(div, intIdx + div_length);

} else {

returnStr[intCount] = (String) source.substring(intIdx +

div_length,

source.length());

break ;

}

} else {

returnStr[ 0 ] = (String) source.substring( 0 , source.length());

return returnStr;

}

} else {

return returnStr;

}

return returnStr;

}

/**

* 替换函数.

* @param str替换前的字符串,substr被替换的字符,restr替换的字符.

* @return 替换后并且经过除空处理的字符串.

public static String replace(String str, String substr, String restr) {

String[] tmp = split(str, substr);

String returnstr = null ;

if (tmp.length != 0 ) {

returnstr = tmp[ 0 ];

for ( int i = 0 ; i < tmp.length - 1 ; i ++ ) {

returnstr = dealNull(returnstr) + restr + tmp[i + 1 ];

}

return dealNull(returnstr);

}

/**

* 除空处理函数.

* @param str原字符串.

* @return 处理后的字符串.

public static String dealNull(String str) {

String returnstr = null ;

if (str == null ) {

returnstr = "" ;

} else {

returnstr = str;

}

return returnstr;

}

public static String tostring(Character i) {

Character c = i;

return c.toString();

}

posted on 2006-12-22 16:22 tambc 阅读(216) 评论(0) 编辑收藏所属分类: Java

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