jsp留言板(给初学者).doc
jsp留言板(给初学者).doc
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往链点点通共享资源，了解更多请登录www.WL jsp留言板源代码一: 给jsp初学者. 2000-12-18 00:00 T|T jsp留言板源代码一: 给jsp初学者. 作 者: precom (皮蛋) oracle数据表创建. create table guestbook ( lw_title varchar2(100) not null, --留言主题 lw_author varchar2(20) not null, --网上大名 pk author_http varchar2(40) , --主页地址 author_email varchar2(40) not null,--电子信箱 pk expression varchar2(2) not null,--表情 lw_time varchar2(14) not null,--发表回应时间 answer_num number(3) not null,--回应数 click_num number(4) not null,--点击数 author_ip varchar2(16) ,--来源ip lw_class1 varchar2(10) not null,--留言板大类 pk lw_class2 varchar2(20) not null,--论坛栏目 pk lw_type varchar2(1) not null,--留言类别,即是否为主贴 zt_time varchar2(14) ,--主贴时间 zt_author varchar2(40) ,--主贴email lw_content varchar2(4000) ,--内容 constraint pk_guestbook primary key(lw_class1,lw_class2,lw _time,lw_author) ) storage (initial 5M next 5M pctincrease 1); 本文来自: 站长之家() 详细出处参考： jsp留言板源代码二: 给jsp初学者. 2000-12-18 00:00 T|T 作 者: precom (皮蛋) 2000.12.10 guestbook.jsp =========================== <html><head> <META content="text/html; charset=gb2312 " http-equiv=Content-Type> <title>张家界电话黄页(网上114)</title></head> <style type="text/css"> <!-- BODY { FONT-FAMILY: "宋体","Arial Narrow", "Times New Roman"; FONT-SI ZE: 9pt } .p1 { FONT-FAMILY: "宋体", "Arial Narrow", "Times New Roman"; FONT-SIZ E: 12pt } A:link { COLOR: #00793d; TEXT-DECORATION: none } A:visited { TEXT-DECORATION: none } A:hover { TEXT-DECORATION: underline} TD { FONT-FAMILY: "宋体", "Arial Narrow", "Times New Roman"; FONT-SIZE : 9pt } .p2 { FONT-FAMILY: "宋体", "Arial Narrow", "Times New Roman"; FONT-SIZ E: 9pt; LINE-HEIGHT: 150% } .p3 { FONT-FAMILY: "宋体", "Arial Narrow", "Times New Roman"; FONT-SIZ E: 9pt; LINE-HEIGHT: 120% } --> </style> <body> <%@ page contentType="text/html; charset=GB2312" %> <%@ page language="java" import="java.sql.*" %> <jsp:useBean id="testInq" scope="page" class="ymbean.opDb" /> <% int pages=1; int pagesize=10; int count=0; int totalpages=0; String countsql="",inqsql="",lwhere="",insertsql="",st=""; String lw_title="",lw_author="",pagetitle="",author_http="",author_e mail="",lw_ico="", lw_content="",lw_class1=""; String author_ip="",lw_time="",lw_class2="",lw_type="",zt_time="",zt _author=""; int answer_num=0,click_num=0; int inquire_item=1; String inquire_itemt="",inquire_value=""; String lurlt="<a href=guestbook.jsp?",llink=""; lwhere=" where lw_type='z' "; //只显示主贴 /* Enumeration e = request.getParameterNames(); while (e.hasMoreElements()) { String name = (String) e.nextElement(); */ try{ //取显示的页页序数 pages = new Integer(request.getParameter("pages")).intValue(); } catch (Exception e) {} try{ //取查询参数 inquire_item=new Integer(request.getParameter("range")).intValu e(); inquire_value=new String(request.getParameter("findstr").getByt es("ISO8859_1")); if(inquire_item==0) inquire_itemt="lw_title"; else if(inquire_item==1) inquire_itemt="lw_content"; else if(inquire_item==2) inquire_itemt="lw_author"; else if(inquire_item==3) inquire_itemt="lw_time"; else if(inquire_item==4) inquire_itemt="lw_title"; lwhere=lwhere+" and "+inquire_itemt+" like '%"+inquire_value+"% '"; lurlt=lurlt+"range="+inquire_item+"&findstr="+inquire_value+"&" ; } catch (Exception e) {} try{ //取得参数 留言内容 lw_class1=new String(request.getParameter("gbname").getBytes("ISO885 9_1")); lw_title=new String(request.getParameter("lw_title").getBytes("ISO88 59_1")); lw_author=new String(request.getParameter("lw_author").getBytes("ISO 8859_1")); pagetitle=new String(request.getParameter("pagetitle").getBytes("ISO 8859_1")); author_http=new String(request.getParameter("author_http").getBytes( "ISO8859_1")); author_email=new String(request.getParameter("author_email").getByte s("ISO8859_1")); lw_ico=request.getParameter("gifface"); lw_content=new String(request.getParameter("lw_content").getBytes("I SO8859_1")); String requestMethod=request.getMethod(); requestMethod=requestMethod.toUpperCase(); if(requestMethod.indexOf("POST")<0) { out.print("非法操作!"); return; } //形成其他数据项 author_ip=request.getRemoteAddr() ; lw_time=testInq.getCurrentDate("yyyyMMddHHmmss"); lw_class2="2"; lw_type=""+"z"; //主贴 zt_time=lw_time; zt_author=lw_author; answer_num=0; click_num=0; //================ st="','"; //保证留言所有数据项的长度在正常范围内 if(lw_title.length()>50) lw_title=lw_title.substring(0,50); if(lw_author.length()>20) lw_author=lw_author.substring(0,20); if(author_http.length()>40) author_http=author_http.substring(0,40); if(author_email.length()>50) author_email=author_email.substring(0,4 0); if(lw_content.length()>4000) lw_content=lw_content.substring(0,4000) ; insertsql="insert into guestbook values('"+lw_title+st+lw_author+st+ author_http+st+ author_email+st+lw_ico+st+lw_time+"',"+answer_num+","+cli ck_num+",'"+ author_ip+st+lw_class1+st+lw_class2+st+lw_type+st+zt_time +st+zt_author+st+ lw_content+"')"; //out.print(insertsql); //插入留言 try{ String lmsg=testInq.executeUpdate(insertsql); if(lmsg.indexOf("executeUpdate ok")<0) out.print("lmsg="+lmsg); }catch (Exception e) { out.print("错误:"+e);} } catch (Exception e) {} %> <% //验证留言输入项合法性的javascript String ljs=" <SCRIPT language=JavaScript> \n"+ " <!-- \n"+ " function ValidInput() \n"+ " {if(document.sign.lw_author.value==\"\") \n"+ " {alert(\"请填写您的大名。\"); \n"+ " document.sign.lw_author.focus(); \n"+ " return false;} \n"+ " if(document.sign.lw_title.value==\"\") \n"+ " {alert(\"请填写留言主题。\"); \n"+ " document.sign.lw_title.focus(); \n"+ " return false;} \n"+ " if (document.sign.author_email.value!=\"\") \n"+ " { if ((document.sign.author_email.value.indexOf(\"@\")<0)//(document .sign.author_email.value.indexOf(\":\")!=-1)) \n"+ " {alert(\"您填写的EMail无效，请填写一个有效的Email!\"); \n"+ " document.sign.author_emaill.focus(); \n"+ " return false; \n"+ " } \n"+ " } \n"+ " return true; \n"+ " } \n"+ " function ValidSearch() \n"+ " { if(document.frmsearch.findstr.value==\"\") \n"+ " {alert(\"不能搜索空串！\"); \n"+ " document.frmsearch.findstr.focus(); \n"+ " return false;} \n"+ " } \n"+ " //--> \n"+ " </SCRIPT> "; out.print(ljs); %> <% //留言板界面首部 String ltop=" <DIV align=center> \n"+ " <CENTER> \n"+ " <FORM action=guestbook.jsp method=post name=frmsearch> \n"+ " <INPUT name=gbname type=hidden value=cnzjj_gt> \n"+ " <TABLE align=center border=0 cellSpacing=1 width=\"95%\"> \n"+ " <TBODY> \n"+ " <TR> \n"+ " <TD bgColor=#336699 colSpan=2 width=\"100%\"> \n"+ " <P align=center><FONT color=#ffffff face=楷体_GB2312 \n"+ " size=5>欢迎远方的朋友来张家界旅游观光</FONT></P></TD></TR> \n" + " <TR bgColor=#6699cc> \n"+ " <TD align=left noWrap width=\"50%\">主页: <A \n"+ " href=\"\" target=_blank><FONT \n"+ " color=#ffffff>张家界旅游</FONT></A> 管理员: <A \n" + " href=\"mailto:dzx@\"><FONT color=#ffffff> 一民</FONT></A> \n"+ " >><A \n"+ " href=\" \"><FONT \n"+ " color=#ffffff>管理</FONT></A> >><A \n"+ " href=\" \"><FONT \n"+ " color=#ffffff>申请</FONT></A> </TD> \n"+ " <TD align=right width=\"50%\"><SELECT class=ourfont name=range s ize=1> \n"+ " <OPTION selected value=0>按主题</OPTION> <OPTION value=1>按内 容</OPTION> \n"+ " <OPTION value=2>按作者</OPTION> <OPTION value=3>按日期</OPTI ON> <OPTION \n"+ " value=4>按主题&内容</OPTION></SELECT> <INPUT name=findst r> <INPUT name=search onclick=\"return ValidSearch()\" type=submit val ue=\"搜 索\"> \n"+ " </TD></TR></TBODY></TABLE></FORM> \n"+ " <HR align=center noShade SIZE=1 width=\"95%\"> \n"+ " </CENTER></div> "; out.print(ltop); %> <% //显示最近时间发表的一页留言 countsql="select count(lw_title) from guestbook "+lwhere; inqsql ="select lw_title,answer_num,click_num,lw_author,lw_time,expres sion,"+ " author_email,lw_class1,lw_class2 from guestbook "+lwhere+" o rder by lw_time desc" ; if(pages>0) { try { try{ ResultSet rcount=testInq.executeQuery(countsql); if(rcount.next()) { count = rcount.getInt(1); } rcount.close(); } catch (Exception el1) { out.println("count record error : "+el1+"<br>" ); out.println(countsql); } totalpages=(int)(count/pagesize); if(count>totalpages*pagesize) totalpages++; st=""+ " <TABLE align=center border=0 cellPadding=0 cellSpacing= 0 width=\"95%\"> "+ " <TBODY> <TR> <TD align=middle bgColor=#97badd width=\"1 00%\"><FONT color=#ff0000>"+ " 共 "+totalpages+" 页，"+count+" 条. "+" 当前页: "+pages+ " </FONT></TD></TR></TBODY></TABLE><BR> "; out.print(st); //out.print(" 共 "+totalpages+" 页，"+ count+" 条. "+" 当前页: "+pages+"<br>"); st=" <center> "+ " <TABLE border=0 cellPadding=2 cellSpacing=1 width=\"95%\"> "+ " <TBODY> "+ " <TR> "+ " <TD align=middle bgColor=#6699cc width=\"55%\"><FONT "+ " color=#ffffff>留言主题</FONT></TD> "+ " <TD align=middle bgColor=#6699cc width=50><FONT "+ " color=#ffffff>回应数</FONT></TD> "+ " <TD align=middle bgColor=#6699cc width=40><FONT "+ " color=#ffffff>点击数</FONT></TD> "+ " <TD align=middle bgColor=#6699cc width=100><FONT "+ " color=#ffffff>作者名</FONT></TD> "+ " <TD align=middle bgColor=#6699cc width=140><FONT "+ " color=#ffffff>发表/回应时间</FONT></TD></TR> "; out.print(st); if(count > 0 ) { ResultSet rs = testInq.executeQuery(inqsql); ResultSetMetaData metaData = rs.getMetaData(); int i; // 跳过pages -1 页,使cursor指向pages并准备显示 for(i=1;i<=(pages - 1)*pagesize;i++) rs.next(); //显示第pages页开始 String linestr=""; for(i=1;i<=pagesize;i++) if(rs.next()) { lw_title=rs.getString("lw_title"); answer_num=rs.getInt("answer_num"); click_num=rs.getInt("click_num"); lw_author=rs.getString("lw_author"); lw_time=rs.getString("lw_time"); st=lw_time.substring(0,4)+"-"+lw_time.substring(4,6)+"-" +lw_time.substring(6,8)+":"+ lw_time.substring(8,10)+":"+lw_time.substring(10,12)+ ":"+lw_time.substring(12,14); lw_ico=rs.getString("expression"); author_email=rs.getString("author_email"); lw_class1=rs.getString("lw_class1"); lw_class2=rs.getString("lw_class2"); llink="reply.jsp?lw_class1="+lw_class1+"&lw_class2="+lw_ class2+"&zt_time="+lw_time+ "&zt_author="+author_email; linestr=" <TR bgColor=#d5e8fd> \n" + " <TD bgColor=#d5e8fd><IMG src=\""+lw_ico+".gif\ "><A "+ " href=\""+llink+" \">"+lw_title+"</A></TD> "+ " <TD align=middle>["+answer_num+"]</TD>"+ " <TD align=middle>"+click_num+"</TD>"+ " <TD align=middle><A href=\"mailto:"+author_ema il+"\">"+lw_author+"</A></TD>"+ " <TD align=middle>"+st+"</TD></TR>"; out.println(linestr); } rs.close(); //显示第pages页结束 st="</TBODY></TABLE><BR>"; out.print(st); int iFirst=1,iLast=totalpages,iPre,iNext; if(pages<=1) iPre=1; else iPre=pages - 1; if(pages>=totalpages) iNext=totalpages; else iNext=pages + 1; int n=(int)(count/pagesize); if(n*pagesize<count) n++; if(n>1) { //for(i=1;i<=n;i++) out.print("<a href=inquire.jsp?pages= "+i+">"+i+" </a>"); //out.print("<HR align=center noShade SIZE=1 width=\"95%\ ">"); String lt1="返回主页",lt2="第一页",lt3="上一页",lt4="下一 页",lt5="最后一页",lt6=""; lt6="<a href=>"+ lt1 + " </ a>"+ lurlt + "pages="+iFirst+"><FONT color=red>"+lt2+"&nbs p; </a>"+ lurlt + "pages="+iPre+"><FONT color=red>"+lt3+" </a>" + lurlt + "pages="+iNext+"><FONT color=red>"+lt4+" ; </a>" + lurlt + "pages="+iLast+"><FONT color=red>"+lt5+" ; </a>"; st=""+ " <TABLE align=center border=0 cellPadding=0 cellSpacing= 0 width=\"95%\"> "+ " <TBODY> <TR> <TD align=middle bgColor=#97badd width=\"1 00%\"><FONT color=#ff0000>"+ lt6+ " </FONT></TD></TR></TBODY></TABLE><BR> "; out.print(st); } } } catch (Exception e) { out.println("error: "+e); } } %> <% //留言板界面尾部 String lbottom=""; lbottom=lbottom+ " \n"+ " <FORM action=guestbook.jsp method=post name=sign> \n"+ " <INPUT name=gbname type=hidden value=cnzjj_gt> \n"+ " <INPUT name=pages type=hidden value=1> \n"+ " <TABLE bgColor=#d5e8fd border=0 cellSpacing=1 width=\"95%\"> \n"+ " <TBODY> \n"+ " <TR> \n"+ " <TD align=middle bgColor=#e6e6fa colSpan=2 noWrap><STRONG><FONT color=blue \n"+ " face=楷体_GB2312 size=5>发 表 意 见</FONT></STRONG> &nbs p; [加*的内容必须填写] </TD></TR> \n"+ " <TR> \n"+ " <TD noWrap width=\"45%\"> \n"+ " <DIV align=left> \n"+ " <TABLE bgColor=#d5e8fd border=0 cellSpacing=1 width=\"100%\"> \n"+ " <TBODY> \n"+ " <TR> \n"+ " <TD noWrap width=\"100%\">*留言主题：<INPUT maxLength=40 n ame=lw_title \n"+ " size=36></TD></TR> \n"+ " <TR> \n"+ " <TD noWrap width=\"100%\">*网上大名：<INPUT maxLength=18 n ame=lw_author \n"+ " size=36></TD></TR> \n"+ " <TR> \n"+ " <TD noWrap width=\"100%\"> 主页标题：<INPUT maxLength =40 name=pagetitle \n"+ " size=36></TD></TR> \n"+ " <TR> \n"+ " <TD noWrap width=\"100%\"> 主页地址：<INPUT maxLength =255 name=author_http \n"+ " size=36></TD></TR> \n"+ " <TR> \n"+ " <TD noWrap width=\"100%\">*电子邮件：<INPUT maxLength=40 n ame=author_email \n"+ " size=36></TD></TR></TBODY></TABLE></DIV></TD> \n"+ " <TD noWrap vAlign=top width=\"55%\"> \n"+ " <DIV align=left> \n"+ " <TABLE bgColor=#b6d7fc border=0 cellSpacing=1 width=\"100%\"> \n"+ " <TBODY> \n"+ " <TR> \n"+ " <TD width=\"100%\">请在下面填写你的留言：</TD></TR> \n"+ " <TR> \n"+ " <TD width=\"100%\"><TEXTAREA cols=50 name=lw_content rows= 7></TEXTAREA></TD></TR></TBODY></TABLE></DIV></TD></TR> \n"+ " <TR> \n"+ " <TD bgColor=#fbf7ea colSpan=2 noWrap>表情\n"+ " <INPUT name=gifface type=radio value=1 checked><IMG \n"+ " alt=\"1.gif (152 bytes)\" height=15 src=\"1.gif\" width=15> <I NPUT \n"+ " name=gifface type=radio value=2><IMG alt=\"2.gif (174 bytes)\" height=15 \n"+ " src=\"2.gif\" width=15> <INPUT name=gifface type=radio value=3 ><IMG \n"+ " alt=\"3.gif (147 bytes)\" height=15 src=\"3.gif\" width=15> <I NPUT \n"+ " name=gifface type=radio value=4><IMG alt=\"4.gif (172 bytes)\" height=15 \n"+ " src=\"4.gif\" width=15> <INPUT name=gifface type=radio value=5 ><IMG \n"+ " alt=\"5.gif (118 bytes)\" height=15 src=\"5.gif\" width=15> <I NPUT \n"+ " name=gifface type=radio value=6><IMG alt=\"6.gif (180 bytes)\" height=15 \n"+ " src=\"6.gif\" width=15> <INPUT name=gifface type=radio value=7 ><IMG \n"+ " alt=\"7.gif (180 bytes)\" height=15 src=\"7.gif\" width=15> <I NPUT \n"+ " name=gifface type=radio value=8><IMG alt=\"8.gif (96 bytes)\" height=15 \n"+ " src=\"8.gif\" width=15> <INPUT name=gifface type=radio value=9 ><IMG \n"+ " alt=\"9.gif (162 bytes)\" height=15 src=\"9.gif\" width=15> <I NPUT \n"+ " name=gifface type=radio value=10><IMG alt=\"10.gif (113 bytes) \" height=15 \n"+ " src=\"10.gif\" width=15> <展开阅读全文
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