- 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="://" target=_blank><IMG SRC="://" 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 + ".gif" border=0>此主题相关图片如下:<br><A HREF="" TARGET=_blank><IMG SRC="" 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 +
- ".gif" border=0> <a href="">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= height=><param name=src value=><embed src= pluginspage=http://www.macromedia.com/shockwave/download/ width= height=></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= width= height= 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= height= ><param name=ShowStatusBar value=-1><param name=Filename value=><embed type=application/x-oleobject codebase=http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701 flename=mp src= width= height=></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= height=><PARAM NAME=SRC VALUE=><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=><PARAM NAME=SRC VALUE=><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="" 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=""><PARAM NAME=quality VALUE=high><embed src="" quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width=500 height=400></embed></OBJECT>");
- re = "([FLASH=*([0-9]*),*([0-9]*)])(.[^[]*)([/FLASH])";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll(
- "<a href="" 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= height=><PARAM NAME=movie VALUE=""><PARAM NAME=quality VALUE=high><embed src="" quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width= height=></embed></OBJECT>");
- //转换URL
- re = "([URL])(.[^[]*)([/URL])";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<A HREF="" TARGET=_blank></A>");
- re = "([URL=(.[^[]*)])(.[^[]*)([/URL])";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<A HREF="" TARGET=_blank></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:"></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:" TARGET=_blank></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=></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=></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=></a>");
-
- //自动识别www等开头的网址
- re = "([^(http://|http:\)])((www|cn)[.](w)+[.](net|com|cn|org|cc)(((/[~]*|[~]*)(w)+)|[.](w)+)*(((([?](w)+)[=]*))*((w)+)([&](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://></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)+[@]((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="mailto:"></a>");
- //转换EM
- re = "[em(.[^[]*)]";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<img src="" + emotImagePath +
- "em.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></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></td></table>");
- //转换COLOR
- re = "[color=(.[^[]*)](.[^[]*)[/color]";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<font color=></font>");
- //转换FACE
- re = "[face=(.[^[]*)](.[^[]*)[/face]";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<font face=></font>");
- //转换ALIGN
- re = "[align=(center|left|right)](.*)[/align]";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<div align=></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></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></marquee>");
- //转换MOVE
- re = "[move](.*)[/move]";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<MARQUEE scrollamount=3></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= style="filter:glow(color=, strength=)"></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= style="filter:shadow(color=, strength=)"></table>");
-
- re = "[i](.[^[]*)[/i]";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<i></i>");
- re = "[u](.[^[]*)([/u])";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<u></u>");
- re = "[b](.[^[]*)([/b])";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<b></b>");
- re = "[size=([1-4])](.[^[]*)[/size]";
- pattern = Pattern.compile(re);
- matcher = pattern.matcher(strContent);
- strContent = matcher.replaceAll("<font size=></font>");
- /*re ="(s)";
- matcher = pattern.matcher(strContent);
- strContent=matcher.replaceAll("<I></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");
- 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();
- }
-
- }
引自:http://www.javaresearch.org/article/showarticle.jsp?column=106&thread=51550
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