java处理UBB类实现，javaubb类,UBB很流行。下面是一个
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java处理UBB类实现，javaubb类,UBB很流行。下面是一个
UBB很流行。下面是一个java将UBB代码转换为html的实现类：
java 解析UBB类实现
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 = " ^((http|https|ftp|rtsp|mms):(\\/\\/|\\\\)[A-Za-z0-9\\./=\\?%\\-&_~`@':+!]+) " ; 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>$1</a> " ); re = " ((http|https|ftp|rtsp|mms):(\\/\\/|\\\\)[A-Za-z0-9\\./=\\?%\\-&_~`@':+!]+)$ " ; 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 = " ([^>=\ " ])((http | https | ftp | rtsp | mms):(\\ / \\ /| \\\\)[A - Za - z0 - 9 \\. /= \\ ?% \\ -& _ ~ `@ ' :+!]+)"; 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(); }}使用方法：
String html = Ubbcode.UBBCode("这里是UBB代码");
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