bbscsutil.java

一个jsp写的bbs

package com.laoer.bbscs.comm;

import javax.servlet.http.*;
import org.apache.struts.config.ModuleConfig;
import org.apache.struts.*;
import org.apache.struts.util.*;
import org.apache.commons.lang.*;
import java.net.*;
import java.io.*;
import java.util.*;
import java.util.regex.*;
import org.apache.struts.taglib.TagUtils;
import org.apache.commons.io.*;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.logging.Log;
import java.text.*;
import com.laoer.comm.util.*;
import com.laoer.bbscs.bean.UserLevel;

/**
 * <p>Title: 天乙社区</p>
 *
 * <p>Description: BBSCS</p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: Laoer.com</p>
 *
 * @author Gong Tianyi
 * @version 7.0
 */
public class BBSCSUtil {

  private static final Log logger = LogFactory.getLog(BBSCSUtil.class);

  public static String getWebRealPath(HttpServletRequest request) {
    StringBuffer sb = new StringBuffer();
    sb.append("http://");
    sb.append(request.getServerName());
    if (request.getServerPort() != 80) {
      sb.append(":");
      sb.append(request.getServerPort());
    }

    //sb.append(request.getContextPath());
    //sb.append("/");
    return sb.toString();
  }

  public static String getActionMappingName(String action) {
    String value = action;
    int question = action.indexOf("?");
    if (question >= 0) {
      value = value.substring(0, question);
    }
    int slash = value.lastIndexOf("/");
    int period = value.lastIndexOf(".");
    if ( (period >= 0) && (period > slash)) {
      value = value.substring(0, period);
    }
    if (value.startsWith("/")) {
      return (value);
    }
    else {
      return ("/" + value);
    }
  }

  public static String getActionMappingNameWithoutPrefix(String action) {
    String value = action;
    int question = action.indexOf("?");
    if (question >= 0) {
      value = value.substring(0, question);
    }
    int slash = value.lastIndexOf("/");
    int period = value.lastIndexOf(".");
    if ( (period >= 0) && (period > slash)) {
      value = value.substring(0, period);
    }
    return (value);
  }

  public static String getActionMappingURL(String action) {

    StringBuffer value = new StringBuffer();

    // Use our servlet mapping, if one is specified
    String servletMapping = Constant.SERVLET_MAPPING;
    if (servletMapping != null) {

      String queryString = null;
      int question = action.indexOf("?");
      if (question >= 0) {
        queryString = action.substring(question);
      }
      String actionMapping = getActionMappingName(action);
      if (servletMapping.startsWith("*.")) {
        value.append(actionMapping);
        value.append(servletMapping.substring(1));
      }
      else if (servletMapping.endsWith("/*")) {
        value.append(servletMapping.substring(0, servletMapping.length() - 2));
        value.append(actionMapping);
      }
      else if (servletMapping.equals("/")) {
        value.append(actionMapping);
      }
      if (queryString != null) {
        value.append(queryString);
      }
    }

    // Otherwise, assume extension mapping is in use and extension is
    // already included in the action property
    else {
      if (!action.startsWith("/")) {
        value.append("/");
      }
      value.append(action);
    }

    // Return the completed value
    return (value.toString());
  }

  public static String getActionMappingURLWithoutPrefix(String action) {

    StringBuffer value = new StringBuffer();

    // Use our servlet mapping, if one is specified
    String servletMapping = Constant.SERVLET_MAPPING;
    if (servletMapping != null) {

      String queryString = null;
      int question = action.indexOf("?");
      if (question >= 0) {
        queryString = action.substring(question);
      }
      String actionMapping = getActionMappingNameWithoutPrefix(action);
      if (servletMapping.startsWith("*.")) {
        value.append(actionMapping);
        value.append(servletMapping.substring(1));
      }
      else if (servletMapping.endsWith("/*")) {
        value.append(servletMapping.substring(0, servletMapping.length() - 2));
        value.append(actionMapping);
      }
      else if (servletMapping.equals("/")) {
        value.append(actionMapping);
      }
      if (queryString != null) {
        value.append(queryString);
      }
    }

    // Otherwise, assume extension mapping is in use and extension is
    // already included in the action property
    //else {
    //  if (!action.startsWith("/")) {
    //    value.append("/");
    //  }
    //  value.append(action);
    //}

    // Return the completed value
    return (value.toString());
  }

  public static String getActionMappingURL(String action, HttpServletRequest request) {

    StringBuffer value = new StringBuffer(request.getContextPath());
    ModuleConfig config = (ModuleConfig) request.getAttribute(Globals.MODULE_KEY);
    if (config != null) {
      value.append(config.getPrefix());
    }

    // Use our servlet mapping, if one is specified
    String servletMapping = Constant.SERVLET_MAPPING;
    if (servletMapping != null) {
      String queryString = null;
      int question = action.indexOf("?");
      if (question >= 0) {
        queryString = action.substring(question);
      }
      String actionMapping = getActionMappingName(action);
      if (servletMapping.startsWith("*.")) {
        value.append(actionMapping);
        value.append(servletMapping.substring(1));
      }
      else if (servletMapping.endsWith("/*")) {
        value.append(servletMapping.substring(0, servletMapping.length() - 2));
        value.append(actionMapping);
      }
      else if (servletMapping.equals("/")) {
        value.append(actionMapping);
      }
      if (queryString != null) {
        value.append(queryString);
      }
    }

    // Otherwise, assume extension mapping is in use and extension is
    // already included in the action property
    else {
      if (!action.startsWith("/")) {
        value.append("/");
      }
      value.append(action);
    }

    // Return the completed value
    return (value.toString());
  }

  public static StringBuffer getActionMappingURLPerfix(HttpServletRequest request) {
    StringBuffer value = new StringBuffer(request.getContextPath());
    ModuleConfig config = (ModuleConfig) request.getAttribute(Globals.MODULE_KEY);
    if (config != null) {
      value.append(config.getPrefix());
    }
    return value;
  }

  public static String getActionMappingURL(String action, StringBuffer value) {

    // Use our servlet mapping, if one is specified
    String servletMapping = Constant.SERVLET_MAPPING;
    if (servletMapping != null) {
      String queryString = null;
      int question = action.indexOf("?");
      if (question >= 0) {
        queryString = action.substring(question);
      }
      String actionMapping = getActionMappingName(action);
      if (servletMapping.startsWith("*.")) {
        value.append(actionMapping);
        value.append(servletMapping.substring(1));
      }
      else if (servletMapping.endsWith("/*")) {
        value.append(servletMapping.substring(0, servletMapping.length() - 2));
        value.append(actionMapping);
      }
      else if (servletMapping.equals("/")) {
        value.append(actionMapping);
      }
      if (queryString != null) {
        value.append(queryString);
      }
    }

    // Otherwise, assume extension mapping is in use and extension is
    // already included in the action property
    else {
      if (!action.startsWith("/")) {
        value.append("/");
      }
      value.append(action);
    }

    // Return the completed value
    return (value.toString());
  }

  public static URL absoluteActionURL(HttpServletRequest request, String action) throws
      MalformedURLException {
    return new URL(RequestUtils.serverURL(request) + getActionMappingURL(action, request));
  }

  public static URL absoluteActionURLHtml(HttpServletRequest request, String url) throws
      MalformedURLException {
    return new URL(RequestUtils.serverURL(request) + request.getContextPath() + url);
  }

  public static int getStrLength(String txt, String charset) {
    try {
      return txt.getBytes(charset).length;
    }
    catch (UnsupportedEncodingException ex) {
      return txt.length();
    }
  }

  public static int getSysCharsetStrLength(String txt) {
    try {
      return txt.getBytes(Constant.CHARSET).length;
    }
    catch (UnsupportedEncodingException ex) {
      return txt.length();
    }
  }

  public static Vector getDateShowTypeValues(Locale locale) {
    Vector v = new Vector();
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.DateShowType0"), "0"));
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.DateShowType1"), "1"));
    return v;
  }

  /*
     public static Vector getBoardTypeValues(Locale locale) {
    Vector v = new Vector();
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.boardType0"), "0"));
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.boardType1"), "1"));
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.boardType2"), "2"));
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.boardType3"), "3"));
    return v;
     }*/

  public static Vector getBoardTypeValues(Locale locale) {
    Vector v = new Vector();
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.boardType1"), "1"));
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.boardType3"), "3"));
    return v;
  }

  public static Vector getBoardUseStatValues(Locale locale) {
    Vector v = new Vector();
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.board.useStat0"), "0"));
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "admin.board.useStat1"), "1"));
    return v;
  }

  public static Vector getBoardsValues(Locale locale) {
    Vector v = new Vector();
    v.add(new LabelValueBean(Constant.MESSAGE.getMessage(locale, "bbscs.none"), "0"));