bookmarkservlet.java

JAVA邮件系统

/* 
 *  BookmarkServlet.java
 */

import java.io.*;
import java.sql.*;
import javax.servlet.*;
import javax.servlet.http.*;

/**
 *
 * @author Liyan
 */

//The class hand the Http request
public class BookmarkServlet extends HttpServlet {


    public void doGet(HttpServletRequest request,
                      HttpServletResponse response)
        throws IOException, ServletException
    {
		
		HtmlOut htmlOut = new HtmlOut (response);

		Person p=new Person();
		p.setName (CommonMethods.GetUserName(request));
		String pass = CommonMethods.GetUserPass (request);
		if( p.getName ()==null || (!p.checkPassword(pass)) )
		{
	    	htmlOut.setErrorID (htmlOut.SHOW_SIMPLE_MESSAGE ,"",
								"请先登录！","Login?action=reLog");
			htmlOut.outHtml();
			return;
		}

		String flag=request.getParameter("flag");
		
		BookmarkChannel bookmarkChannel=new BookmarkChannel();
		
		if (flag==null)
		{
		//取得书签主模板：
			String sParentID=request.getParameter("parentID");
			String sLink=request.getParameter("link");
			//如果是点击一个书签的链接，就直接去
			if(sLink!=null)
				if(sLink.trim().length()!=0)
				{
					int nPlace=sLink.indexOf("//");
					if(nPlace!=-1) sLink=sLink.substring(nPlace+2,sLink.length());
					response.sendRedirect("//"+sLink);
				}
			TemplateList tempList=CommonMethods.getBookmark_MainTemplate();
			bookmarkChannel.makeBookmark_Main(p,tempList,htmlOut,"parentID",
											  sParentID,"");
		} else {
			if (flag.compareTo("up")==0)
			{
			//取得书签主模板：
				String sLink=request.getParameter("link");
				
				TemplateList tempList=CommonMethods.getBookmark_MainTemplate();
				bookmarkChannel.makeBookmark_Main(p,tempList,htmlOut,"parentID",
												  sLink,"");
			}
			
			
			if (flag.compareTo("insertLink")==0) //显示添加链接界面
			{
				//TemplateList tempList=CommonMethods.getCard_AddTemplate();
				//cardChannel.makeCard_Add(p,tempList,new HtmlOuter(out));
				String sName=CommonMethods.DealWithGBCodeOfRequest(request.getParameter("name"));
				String sContent=CommonMethods.DealWithGBCodeOfRequest(request.getParameter("content"));
				String sCurrentFolder=request.getParameter("currentFolder");
				if(sName==null)
					sName="";
				if(sContent==null)
					sContent="";
				if(sCurrentFolder==null)
					sCurrentFolder="0";
				String sHtml="";
				sHtml+="<table border=0 cellspacing=0 cellpadding=0 width=100%>";
				sHtml+="<form name=ok action=\"BookmarkServlet?flag=add\" method=\"POST\" onsubmit=\"return checkLink(this)\">";
				sHtml+="<input name=currentFolder type=hidden value="+sCurrentFolder+">";
				sHtml+="<input name=attrib type=hidden value=link>";
				sHtml+="<tr><td nowrap width=20% align=center><font color=0000aa>书签名称：</font></td>";
				sHtml+="<td nowrap width=35%><input type=text size=25 name=name MAXLENGTH=10 value="+sName+"></td>";
				sHtml+="<td nowrap width=10% align=center><font color=0000aa>网址:</font></td>";
				sHtml+="<td nowrap width=35%><input type=text size=30 name=content MAXLENGTH=50 value="+sContent+"></td>";
				sHtml+="</tr>";
				sHtml+="</table>";
				sHtml+="<table border=0 cellspacing=0 cellpadding=0 width=100%>";
				sHtml+="<tr><td nowrap width=20% align=center><font color=0000aa>简介：</font></td>";
				sHtml+="<td nowrap width=60%><input type=text name=addition size=45 MAXLENGTH=50></td>";
				sHtml+="<td nowrap width=20%>";
				sHtml+="<input type=submit value=\"添加\">";
				sHtml+="<input type=reset> ";
				sHtml+="</form> ";
				sHtml+="</td></tr>";   
				sHtml+="</table>";
				
				//htmlOut.addString (sHtml);
				TemplateList templist;
				templist=CommonMethods.getBookmark_MainTemplate();
				bookmarkChannel.makeBookmark_Main(p,templist,htmlOut,"ParentID",sCurrentFolder,sHtml);
			}
			
			if (flag.compareTo("insertFolder")==0) //显示添加文件夹界面
			{
				String sCurrentFolder=request.getParameter("currentFolder");
				String sHtml="";
				sHtml+="<form name=ok action=\"BookmarkServlet?flag=add\" method=\"POST\" onsubmit=\"return checkFolder(this)\">";
				sHtml+="<input name=currentFolder type=hidden value="+sCurrentFolder+">";
				sHtml+="<input name=attrib type=hidden value=folder>";
				sHtml+="<tr bgcolor=\"#FFFFFF\"> <td colspan=\"6\">";
				sHtml+="<table border=0 cellpadding=0 cellspacing=0 width=\"100%\"><tr>";
				sHtml+="<td align=middle noWrap width=\"20%\">目录名称：</td>";
				sHtml+="<td noWrap width=\"60%\"><input maxlength=10 name=name size=45></td><td noWrap width=\"20%\">";
				sHtml+="<div align=\"center\"><input type=submit value=添加 name=\"submit\">";
				sHtml+="<input type=reset value=重置 name=\"reset\">";
				sHtml+="</div></td></tr></table></form></td></tr>";
				//htmlOut.addString (sHtml);
				TemplateList templist;
				templist=CommonMethods.getBookmark_MainTemplate();
				bookmarkChannel.makeBookmark_Main(p,templist,htmlOut,"ParentID",sCurrentFolder,sHtml);
			}
			
			if (flag.compareTo("add")==0) //书签入库
			{
				String sBookmarkID=request.getParameter("bookmarkID");
				String sName=CommonMethods.DealWithGBCodeOfRequest(request.getParameter("name"));
				String sAttrib=request.getParameter("attrib");
				String sParentID=request.getParameter("currentFolder");
				String sContent=CommonMethods.DealWithGBCodeOfRequest(request.getParameter("content"));
				String sAddition=CommonMethods.DealWithGBCodeOfRequest(request.getParameter("addition"));
				if(sContent==null) sContent="";
				if(sAddition==null) sAddition="";
				if(sBookmarkID==null) sBookmarkID="0";
				if(sParentID==null) sParentID="0";

				Bookmark bookmark = new Bookmark();
				bookmark.setValues(p.getName(),CommonMethods.GetInt(sBookmarkID,10),sName,sAttrib,CommonMethods.GetInt(sParentID,10),
								   sContent,sAddition);
				bookmark.save();
				bookmark.clear();

				response.sendRedirect("BookmarkServlet?parentID="+sParentID);
			}
			if (flag.compareTo("delete")==0) //删除书签
			{
				String sParentID=request.getParameter("currentFolder");
				Bookmark bookmark = new Bookmark();
				int nLength=request.getParameterValues("single").length;
				String[] dArray=new String[nLength];
				dArray=request.getParameterValues("single");
				for(int i=0;i<nLength;i++) {
					//out.println(dArray[i]+"<br>");
					if(dArray[i]==null||(dArray[i].compareTo("yes")==0))
						dArray[i] = "0";
					bookmark.delete(p.getName(),CommonMethods.GetInt(dArray[i],10));
					bookmark.clear();
				}
				response.sendRedirect("BookmarkServlet?parentID="+sParentID);
			}
			
			if (flag.compareTo("edit")==0) //编辑功能
			{
				int nLength=request.getParameterValues("single").length;
				String[] dArray=new String[nLength];
				String sBookmarkID="";
				dArray=request.getParameterValues("single");
				if(dArray[0].compareTo("yes")==0)
					sBookmarkID=dArray[1];
				else
					sBookmarkID=dArray[0];
				
				String[] sArray=new String[7];
				Bookmark bookmark = new Bookmark();
				bookmark.setQuery("BookMarkID",sBookmarkID);
				bookmark.query(p.getName());
				if(bookmark.read()) {
					sArray[0]=bookmark.getUserName();
					sArray[1]=""+bookmark.getBookmarkId();
					sArray[2]=bookmark.getName();
					sArray[3]=bookmark.getAttrib();
					sArray[4]=""+bookmark.getParentID();
					sArray[5]=bookmark.getContent();
					sArray[6]=bookmark.getAddition();
				}
				bookmark.clear();
				//out.println("要编辑的属性是："+sArray[3]+"<br>");
				
				//根据不同的情况显示编辑界面：
				TemplateList templist;
				if(sArray[3].trim().compareTo("link")==0) {
					templist=CommonMethods.getBookmark_EditLinkTemplate();
				}
				else
				{
					templist=CommonMethods.getBookmark_EditFolderTemplate();
				}
				bookmarkChannel.makeBookmark_Edit(p,templist,htmlOut,sArray);
			}
			
			if (flag.compareTo("moveto")==0) //移动书签选择目的地
			{
				int nLength=request.getParameterValues("single").length;
				String[] dArray=new String[nLength];
				String sBookmarkID="";
				dArray=request.getParameterValues("single");

				//根据不同的情况显示编辑界面：

				String sHtml="";
				sHtml+="<html><head><title>移动书签</title>";
				sHtml+="<link rel=\"stylesheet\" href=\"/img/style.css\">";
				sHtml+="</head>";
				sHtml+="<body bgcolor=\"#e3e5e5\">";
				sHtml+="请选择要移动到的目录：<br>";
				sHtml+="<form action=\"BookmarkServlet?flag=move\" method=post>";
				sHtml+="";
				htmlOut.addString(sHtml);
				Bookmark bookmark = new Bookmark();
				bookmark.showFolder(p.getName(),0,0,"我的书签",htmlOut);
				sHtml="<br><input type=submit value=确定>";
				for(int i=0;i<nLength;i++)
					if (dArray[i].compareTo("yes")!=0)
						sHtml+="<br><input name=source type=hidden value="+dArray[i]+">";
				sHtml+="";
				sHtml+="</form>";
				sHtml+="</body>";
				sHtml+="</html>";
				htmlOut.addString(sHtml);
				htmlOut.outHtml ();
			}
			if (flag.compareTo("move")==0)  //判断并进行移动
			{
				int nLength = request.getParameterValues("source").length;
				String[] sSource = new String[nLength];
				sSource = request.getParameterValues("source");
				if(sSource!=null) {
					htmlOut.addString("您要把：");
					for(int i=0;i<nLength;i++)
						htmlOut.addString(sSource[i]+"、");
					String sDest=request.getParameter("dest");
					if(sDest!=null) {
						htmlOut.addString("移到：");
						htmlOut.addString(sDest);
						Bookmark bookmark = new Bookmark();
						for(int i=0;i<nLength;i++) {
							//干活
							bookmark.move(p.getName(),sSource[i],sDest);
							bookmark.clear();
						}
					}
				}
				htmlOut.outHtml ();
				response.sendRedirect("BookmarkServlet");
			}
		}
		htmlOut.outHtml ();
    }
	
    public void doPost(HttpServletRequest request,
                      HttpServletResponse response)
        throws IOException, ServletException
    {
        doGet(request, response);
    }
}