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📄 messageservlet.java

📁 一个简单的java邮件系统
💻 JAVA
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/*
 * @(#)MessageServlet.java
 *
 * Copyright (C) 2006 Sergey Bredikhin
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package olivax.webmail;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import oliva.common.OlivaUtils;

public class MessageServlet extends HttpServlet {

	static final long serialVersionUID = 1675075694621323211L;	
	
	public MessageServlet() {
	}

	public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		PrintWriter out = null;
		try {
			request.setCharacterEncoding(Context.clntCp);
			response.setContentType("text/html; charset=" + Context.clntCp);			
			out = response.getWriter();
			HttpSession session = request.getSession();
			Context myContext = (Context) session.getAttribute("myContext");
			if(myContext == null) {
				myContext = new Context();
				session.setAttribute("myContext", myContext);
			}			
			if(!myContext.isLoggedIn()) {
				Context.forward(this, request, response, "/logon"); 
			}
			myContext.setNoCache(response);
			
			// Get parameters
			String action = request.getParameter("action");
			int msgno = Integer.parseInt(request.getParameter("msgno"));
			//int nextno = Integer.parseInt(request.getParameter("nextno"));
			String msguid = request.getParameter("msguid");
			if (msguid == null)
				msguid = "";
			String strPartNo = request.getParameter("partno");
			int partno = -1;
			if (strPartNo != null)
				partno = Integer.parseInt(strPartNo);
			boolean showPics = false;
			if (oliva.common.OlivaUtils.nvl(request.getParameter("shpics"))
					.equalsIgnoreCase("true"))
				showPics = true;
			boolean picsHided = false;
			// perform action if any
			if (action != null) {
				if (action.equalsIgnoreCase("delete")) {
					myContext.mailBean.deleteMessage(msgno, msguid);
					Context.forward(this, request, response,
							"/message?action=none&msgno="
									+ request.getParameter("nextno") + 
									"&msguid=&partno=-1");
					return;
				}
			}
			oliva.mail.Message msg = null;
			if (partno == -1) {
				msg = myContext.getMessageNoCache(msgno, msguid, request
						.getParameter("cp"));
			} else {
				msg = myContext.getMessage(msgno, msguid, request
						.getParameter("cp"));
				if (msg != null) {
					msg = msg.getRfc822Part(partno);
					if (msg != null) {
						msg.msgNo = msgno;
						msg.UID = msguid;
					}
				}
			}
			if (msg == null) {
				Context.forward(this, request, response, "/list");
				return;
			}
			msguid = msg.UID;
			String FromAddr = msg.From.replaceAll("\"|'|`", "");
/*			
		    if (partno != -1) {
		    	msg.pgNo = Integer.parseInt(request.getParameter("ppgno")); 
		    }
*/		    
			// Main page
		    StringBuffer sb = new StringBuffer();
		    sb.append("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\r\n");
		    sb.append("<html>\r\n");
		    sb.append("<head>\r\n");
		    sb.append("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=").append(Context.clntCp).append("\">\r\n");
//		    sb.append("<meta http-equiv=\"Content-Language\" content=\"ru-RU\">\r\n");
		    sb.append("<meta HTTP-EQUIV=\"PRAGMA\" content=\"NO-CACHE\">\r\n");
		    sb.append("<title>\r\n");
		    sb.append(myContext.getI18nString("_str_msg_title")).append("\r\n");
		    sb.append("</title>\r\n");
		    sb.append("<link rel=\"stylesheet\" type=\"text/css\" href=\"./oliva.css\">\r\n");
		    sb.append("</head>\r\n");		    
		    sb.append("<body link=\"#000033\" alink=\"#000033\" vlink=\"#000033\">\r\n");
		    out.print(sb.toString());

		    //Logo		   
		    WebPage webPage = new WebPage();
		    webPage.addPane(myContext.getWebLogo());

		    //Title
		    WebPane webPane = new WebPane();		    
		    webPane.setColor(WebPane.COLOR_CCCCCC);
		    webPane.setWidth("100%");
		    webPane.setHeight("35");
		    webPane.setContent("<font size=\"3\" face=\"arial, tahoma, verdana\"><strong>" +
		    		myContext.getI18nString("_str_msg_title") + "</strong></font>");
		    webPage.addPaneToSameRow(webPane);		    

		    //Sublogo
		    webPane = new WebPane();
		    webPane.setColor(WebPane.COLOR_CCFF99);
		    webPane.setWidth("20%");
		    webPane.setHeight("35");
		    webPane.setContent("<font size=\"4\" color=\"#999966\" face=\"arial, tahoma, verdana\"><strong><i>"
		    		+ myContext.getSenderDomain() + "</i></strong></font>");
		    webPage.addPaneToSameRow(webPane);		    
		    
		    //Menu
		    sb = new StringBuffer();
		    sb.append("<font size=\"2\">\r\n");
			sb.append("<a href=\"./list?pg=").append(msg.pgNo)
					.append("\">")
					.append(myContext.getI18nString("_str_inbox")).append(
							"</a>&nbsp;&nbsp;&nbsp;\r\n");
		    if (partno != -1) {
				sb.append("<a href=\"./message?msgno=").append(
						msg.msgNo).append("&msguid=").append(
						msguid).append(
/*						"&partno=" + request.getParameter("ppno")).append( */
						"\"><font size=\"2\">").append(
						myContext.getI18nString("_str_parent")).append(
						"</font></a>&nbsp;&nbsp;&nbsp;\r\n");
			} else {
				if (msg.next == -1) {
					sb.append(myContext.getI18nString("_str_prev")).append(
							"&nbsp;&nbsp;&nbsp;");
				} else {
					sb.append("<a href=\"./message?msgno=").append(
							msg.next).append("\">").append(
							myContext.getI18nString("_str_prev")).append(
							"</a>&nbsp;&nbsp;&nbsp");
				}
				if (msg.prev == -1) {
					sb.append(myContext.getI18nString("_str_next")).append(
							"&nbsp;&nbsp;&nbsp;");
				} else {
					sb.append("<a href=\"./message?msgno=").append(
							msg.prev).append("\">").append(
							myContext.getI18nString("_str_next")).append(
							"</a>&nbsp;&nbsp;&nbsp;");
				}
			}
		    sb.append("<a href=\"./compose\">").append(myContext.getI18nString("_str_compose"))
		    	.append("</a>&nbsp;&nbsp;&nbsp;\r\n");
		    sb.append("<a href=\"./compose?action=reply&msgno=").append(msg.msgNo)
		    	.append("&msguid=").append(msguid).append("&cp=").append(OlivaUtils.nvl(msg.cp))
		    	.append("&partno=").append(partno).append("\">")
		    	.append(myContext.getI18nString("_str_reply")).append("</a>&nbsp;&nbsp;&nbsp;\r\n");
		    sb.append("<a href=\"./compose?action=forward&msgno=").append(msg.msgNo)
		    	.append("&msguid=").append(msguid).append("&cp=").append(OlivaUtils.nvl(msg.cp)).append("&partno=")
		    	.append(partno).append("\">").append(myContext.getI18nString("_str_forward"))
		    	.append("</a>&nbsp;&nbsp;&nbsp;\r\n");
		    if(partno == -1) {
		    	int nextno = msg.msgNo;
				if (msg.next != -1)
					nextno = msg.next;
				else if (msg.prev != -1)
					nextno = msg.prev;
		    	sb.append("<a onClick=\"javascript:{action1 = confirm('")
		    	.append(myContext.getI18nString("_str_msg_delete_conf"))
		    	.append("'); if(action1 == '0') return false;}\" href=\"./message?msgno=")
		    	.append(msg.msgNo).append("&msguid=").append(msguid)
		    	.append("&nextno=").append(nextno).append("&action=delete\">")
		    	.append(myContext.getI18nString("_str_delete")).append("</a>&nbsp;&nbsp;&nbsp;\r\n");
		    }
		    if(myContext._storage_enabled) {
		    	sb.append("<a href=\"./addr_form?action=search\">")
		    	.append(myContext.getI18nString("_str_addr_list_link")).append("</a>&nbsp;&nbsp;&nbsp;\r\n");
		    }
		    sb.append("<a href=\"./logon?action=logout\">").append(myContext.getI18nString("_str_exit")).append("</a>&nbsp;&nbsp;&nbsp;\r\n");
		    sb.append("</font>\r\n");
		    
		    WebPane menuPane = new WebPane();
		    menuPane.setColor(WebPane.COLOR_CCCC99);
		    menuPane.setContent(sb.toString());
		    webPage.addPane(menuPane);		    

		    //Hint
		    String notifyAddress = myContext.mailBean.getCoder().getPartHeader(
		    	    msg.apiMessage, "Disposition-Notification-To", msg.cp);
		    if (notifyAddress != null && !notifyAddress.equals("")) {		    	
			    webPane = new WebPane();
			    webPane.setColor(WebPane.COLOR_CCCCCC);
			    sb = new StringBuffer();
			    sb.append("<font size=\"2\" color=\"#ffff00\" face=\"Arial, Verdana, Tahoma\"><strong><a onClick=\"javascript:{action1 = confirm('")
			    		.append(myContext.getI18nString("_str_notify_conf")).append("'); if(action1 == '0') return false;}\" href=\"./send?action=notify&msgno=")
			    		.append(msg.msgNo).append("&msguid=").append(msguid).append("&cp=")
			    		.append(OlivaUtils.nvl(msg.cp)).append("&partno=").append(partno)
			    		.append("\">").append(notifyAddress).append("</a> ")
			    		.append(myContext.getI18nString("_str_notify_requested")).append("</strong></font>");
			    webPane.setContent(sb.toString());
			    webPage.addPane(webPane);		    			    
		    }		    		    
		    		    
		    // Main pane
		    sb = new StringBuffer();
		    sb.append("<form action=\"./message?\" method=\"get\">\r\n");
		    sb.append("<table border=\"0\" cellspacing=\"1\" cellpadding=\"2\" class=\"basic\" width=\"100%\">\r\n");
		    sb.append("<tr>");
		    sb.append("<td width=\"110\" valign=\"top\" class=\"hdr\" bgcolor=\"#ccccff\"><font size=\"2\">")
		    	.append(myContext.getI18nString("_str_msg_from"))
		    	.append("</font></td><td width=\"600\" class=\"data\" bgcolor=\"#eeeeff\"><font size=\"2\">")
		    	.append(oliva.mail.MailUtils.getHtmlAddressList(msg.From, myContext.getI18nString("_settings.mailto_url")))
		    	.append("&nbsp;</font>");
		    if(myContext._storage_enabled) { 
		    	sb.append("<font size=\"1\">&nbsp;<a href=\"./addr_form?action=new&addr=")
		    	.append(FromAddr).append("\">").append(myContext.getI18nString("_str_in_addr_book"))
		    	.append("</a></font>");
		    }
		    sb.append("</td></tr>\r\n");
		    sb.append("<tr><td width=\"110\" valign=\"top\" class=\"hdr\" bgcolor=\"#ccccff\"><font size=\"2\">")
		    	.append(myContext.getI18nString("_str_msg_to"))
		    	.append("</font></td><td width=\"600\" class=\"data\" bgcolor=\"#eeeeff\"><font size=\"2\">")
		    	.append(oliva.mail.MailUtils.getHtmlAddressList(msg.To, myContext.getI18nString("_settings.mailto_url")))
		    	.append("</font>&nbsp;</td></tr>\r\n");		    		    
		    sb.append("<tr><td width=\"110\" valign=\"top\" class=\"hdr\" bgcolor=\"#ccccff\"><font size=\"2\">")
	    	.append(myContext.getI18nString("_str_msg_subject"))
	    	.append("</font></td><td width=\"600\" class=\"data\" bgcolor=\"#eeeeff\"><font size=\"2\">")
	    	.append(msg.Subject)

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