strutil.java

cwbbs 云网论坛源码

        matcher = pattern.matcher(content);
        content = matcher.replaceAll(
                "<a href=\"$4\" TARGET=_blank><IMG SRC=images/pic/swf.gif border=0 alt=" +
                LoadString(request, "click_open_win") + " height=16 width=16>" +
                LoadString(request, "view_full_win") + "</a><br><OBJECT codeBase=hhttttpp://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=4,0,2,0 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='hhttttpp://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width=$2 height=$3></embed>$4</OBJECT><BR>");

        
        
        
        

        patternStr = "\\[img\\](.[^\\[]*)\\[\\/img\\]";
        pattern = Pattern.compile(patternStr,
                                  Pattern.DOTALL | Pattern.CASE_INSENSITIVE);
        matcher = pattern.matcher(content);
        content = matcher.replaceAll(
                "<a onfocus=this.blur() href=\"$1\" target=_blank><IMG SRC=\"$1\" border=0 alt=" +
                LoadString(request, "click_open_win") + " onmousewheel='return zoomimg(this)' onload=\"javascript:if(this.width>screen.width-333)this.width=screen.width-333\"></a><br>");

        
        patternStr = "\\[whitepad\\](.[^\\[]*)\\[\\/whitepad\\]";
        pattern = Pattern.compile(patternStr,
                                  Pattern.DOTALL | Pattern.CASE_INSENSITIVE);
        matcher = pattern.matcher(content);
        StringBuffer sb = new StringBuffer();
        boolean result = matcher.find();
        while (result) {
            INT_HELPER++;
            if (INT_HELPER >= 50000) {
                INT_HELPER = 0;
            }
            String str =
                    "<textarea style='display:none' id=\"value_spwhitepad_" +
                    INT_HELPER +
                    "\">$1</textarea><iframe src=\"../spwhitepad/show.htm\" name=\"spwhitepad_" +
                    INT_HELPER + "\" frameborder=\"0\" style=\"width:400px;height:200px;margin:5px;border:1px dashed #CCCCCC;\" scrolling=\"no\"></iframe>";
            matcher.appendReplacement(sb, str);
            result = matcher.find();
        }
        matcher.appendTail(sb);
        content = sb.toString();

        
        if (isAutoLink) {
            String imgurl = "";
            if (Global.virtualPath.equals(""))
                imgurl = "/forum/images/pic/url.gif";
            else
                imgurl = "/" + Global.virtualPath + "/forum/images/pic/url.gif";
            patternStr =
                    "((http|https|ftp|rtsp|mms):(\\/\\/|\\\\\\\\)[A-Za-z0-9\\./=\\?%\\-&_~`@':+!]+)";
            pattern = Pattern.compile(patternStr);
            matcher = pattern.matcher(content);
            content = matcher.replaceAll(
                    "<img align=absmiddle src='" + imgurl +
                    "' border=0><a target=_blank href=$1>$1</a>");
            patternStr = "((http|https|ftp|rtsp|mms):(\\/\\/|\\\\\\\\)[A-Za-z0-9\\./=\\?%\\-&_~`@':+!]+)$";
            pattern = Pattern.compile(patternStr,
                                      Pattern.DOTALL | Pattern.CASE_INSENSITIVE);
            matcher = pattern.matcher(content);
            content = matcher.replaceAll(
                    "<img align=absmiddle src='" + imgurl +
                    "' border=0><a target=_blank href=$1>$1</a>");
            patternStr = "([^>=\"])((http|https|ftp|rtsp|mms):(\\/\\/|\\\\\\\\)[A-Za-z0-9\\./=\\?%\\-&_~`@':+!]+)";
            pattern = Pattern.compile(patternStr,
                                      Pattern.DOTALL | Pattern.CASE_INSENSITIVE);
            matcher = pattern.matcher(content);
            content = matcher.replaceAll("$1<img align=absmiddle src='" +
                                         imgurl +
                                         "' border=0><a target=_blank href=$2>$2</a>");
            
            patternStr = "([^(http://|http:\\\\)])((www|cn)[.](\\w)+[.]{1,}(net|com|cn|org|cc)(((\\/[\\~]*|\\\\[\\~]*)(\\w)+)|[.](\\w)+)*(((([?](\\w)+){1}[=]*))*((\\w)+){1}([\\&](\\w)+[\\=](\\w)+)*)*)";
            pattern = Pattern.compile(patternStr);
            matcher = pattern.matcher(content);
            content = matcher.replaceAll("<img align=absmiddle src='" + imgurl +
                                         "' border=0><a target=_blank href=http://$2>$2</a>");
        }
        
        
        
        
        

        
        content = content.replaceAll("hhttttpp", "http");
        content = content.replaceAll("ffttpp", "ftp");
        return content;
    }

    public static String ubb(HttpServletRequest request, String content,
                             boolean show_smile) {
        return ubb(request, content, show_smile, true);
    }

    public static boolean isValidIP(String ip) {
        
        Pattern p = Pattern.compile(
                "[0-9\\*]{1,3}\\.[0-9\\*]{1,3}\\.[0-9\\*]{1,3}\\.[0-9\\*]{1,3}");
        Matcher m = p.matcher(ip);
        boolean result = m.find();
        if (result) {
            return true;
        }
        return false;
    }

    
    public static boolean IsValidEmail(String email) {
        String input = email;
        
        Pattern p = Pattern.compile("^\\.|^\\@");
        Matcher m = p.matcher(input);
        if (m.find()) {
            return false;
        }
        
        p = Pattern.compile("^www\\.");
        m = p.matcher(input);
        if (m.find()) {
            return false;
        }
        
        p = Pattern.compile("[^A-Za-z0-9\\.\\@_\\-~#]+");
        m = p.matcher(input);
        boolean result = m.find();
        if (result) {
            return false;
        }
        if (email.indexOf("@") == -1)
            return false;
        return true;
    }

    
    public static String ShowStatus(String msg) {
        String str = "";
        str = "<script language=javascript>\n";
        str += "<!--\n";
        str += "window.status=(\"" + msg + "\")\n";
        str += "-->\n";
        str += "</script>\n";
        return str;
    }

    
    public static String left(String str, int length) {
        if (str.length() >= length)
            return str.substring(0, length);
        else {
            return str.substring(0);
        }
    }

    
    public static String getLeft(String str, int length) {
        if (str == null)
            return "";
        int k = 0;
        int len = str.length();
        for (int i = 0; i < len; i++) {
            if (str.charAt(i) > 255) {
                k += 2;
            } else {
                k += 1;
            }
            if (k >= length)
                return str.substring(0, i + 1);
        }
        return str;
    }

    
    public static String HTMLEncode(String text) {
        if (text == null) {
            return "";
        }
        StringBuffer results = null;
        char[] orig = null;
        int beg = 0, len = text.length();
        for (int i = 0; i < len; i++) {
            char c = text.charAt(i);
            switch (c) {
            case 0:
            case '&':
            case '<':
            case '>':
            case '\"':
                if (results == null) {
                    orig = text.toCharArray();
                    results = new StringBuffer(len + 10);
                }
                if (i > beg) {
                    results.append(orig, beg, i - beg);
                }
                beg = i + 1;
                switch (c) {
                default:
                    continue;
                case '&':
                    results.append("&amp;");
                    break;
                case '<':
                    results.append("&lt;");
                    break;
                case '>':
                    results.append("&gt;");
                    break;
                case '\"':
                    results.append("&quot;");
                    break;
                }
                break;
            } 
        } 
        if (results == null) {
            return text;
        }
        results.append(orig, beg, len - beg);
        return results.toString();
    }

    
    public static String getFileExt(String fileName) {
        if (fileName == null)
            return "";
        
        
        int dotindex = fileName.lastIndexOf(".");
        String extName = fileName.substring(dotindex + 1, fileName.length());
        extName = extName.toLowerCase(); 
        return extName;
    }

    
    public static String PadString(String str, char padChar, int length,
                                   boolean isLeft) {
        int strLen = str.length();
        if (strLen >= length)
            return str;
        int len = length - strLen;
        String pStr = "";
        for (int i = 0; i < len; i++)
            pStr += padChar;
        if (isLeft)
            return pStr + str;
        else
            return str + pStr;
    }

    
    public static String format(String format, Object[] args) {
        int len = args.length;
        for (int i = 0; i < len; i++) {
            if (args[i] == null)
                args[i] = "null";
            format = format.replaceFirst("%s", args[i].toString());
        }
        return format;
    }

    
    public static String trace(Throwable t) {
        StringWriter sw = new StringWriter();
        PrintWriter pw = new PrintWriter(sw);
        t.printStackTrace(pw);
        pw.flush();
        String result = sw.toString();
        return result;
    }

    
    public static String toSBC(String input) {
        
        char[] c = input.toCharArray();
        for (int i = 0; i < c.length; i++) {
            if (c[i] == 32) {
                c[i] = (char) 12288;
                continue;
            }
            if (c[i] < 127)
                c[i] = (char) (c[i] + 65248);
        }
        return new String(c);
    }

    
    public static String toDBC(String input) {
        char[] c = input.toCharArray();
        for (int i = 0; i < c.length; i++) {
            if (c[i] == 12288) {
                c[i] = (char) 32;
                continue;
            }
            if (c[i] > 65280 && c[i] < 65375)
                c[i] = (char) (c[i] - 65248);
        }
        return new String(c);
    }

    
    public static String escape(String src) {
        int i;
        char j;
        StringBuffer tmp = new StringBuffer();
        tmp.ensureCapacity(src.length() * 6);
        for (i = 0; i < src.length(); i++) {
            j = src.charAt(i);
            if (Character.isDigit(j) || Character.isLowerCase(j) ||
                Character.isUpperCase(j))
                tmp.append(j);
            else
            if (j < 256) {
                tmp.append("%");
                if (j < 16)
                    tmp.append("0");
                tmp.append(Integer.toString(j, 16));
            } else {
                tmp.append("%u");
                tmp.append(Integer.toString(j, 16));
            }
        }
        return tmp.toString();
    }

    
    public static String unescape(String src) {
        StringBuffer tmp = new StringBuffer();
        tmp.ensureCapacity(src.length());
        int lastPos = 0, pos = 0;
        char ch;
        while (lastPos < src.length()) {
            pos = src.indexOf("%", lastPos);
            if (pos == lastPos) {
                if (src.charAt(pos + 1) == 'u') {
                    ch = (char) Integer.parseInt(src.substring(pos + 2, pos + 6),
                                                 16);
                    tmp.append(ch);
                    lastPos = pos + 6;
                } else {
                    ch = (char) Integer.parseInt(src.substring(pos + 1, pos + 3),
                                                 16);
                    tmp.append(ch);
                    lastPos = pos + 3;
                }
            } else {
                if (pos == -1) {
                    tmp.append(src.substring(lastPos));
                    lastPos = src.length();
                } else {
                    tmp.append(src.substring(lastPos, pos));
                    lastPos = pos;
                }
            }
        }
        return tmp.toString();
    }
}