作 者: precom (皮蛋) 2000.12.10
reply.jsp
====================================
<%@ page contentType="text/html; charset=GB2312" %>
<%@ page language="java" import="java.sql.*" %>
xml:namespace prefix = jsp />
<%
int pages=1;
int pagesize=10;
int count=0;
int totalpages=0;
String countsql="",inqsql="",updatesql="",lwhere="",insertsql="",st=
"";
String lw_title="",lw_author="",pagetitle="",author_http="",author_e
mail="",lw_ico="0",
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="
lwhere=" where "; //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
lw_class1=new String(request.getParameter("lw_class1").getBytes
("ISO885Array_1"));
lw_class2=new String(request.getParameter("lw_class2").getBytes
("ISO885Array_1"));
zt_time=new String(request.getParameter("zt_time").getBytes("IS
O885Array_1"));
zt_author=new String(request.getParameter("zt_author").getBytes
("ISO885Array_1"));
lwhere=" where ( lw_class1="+lw_class1+" and lw_class2="+lw_
class2+
" and (lw_time="+ zt_time+" or zt_time="+zt_time+
") and (author_email="+zt_author+" or zt_author="+zt
_author+") ) ";
lurlt=lurlt+"lw_class1="+lw_class1+"&;lw_class2="+lw_class2+"&;zt
_time="+zt_time+
"&;zt_author="+zt_author+"&;";
//out.print(lwhere);
} catch (Exception e) { //out.print("error1: "+e+"
");
}
try{
//取得参数 留言内容
lw_class1=new String(request.getParameter("lw_class1").getBytes("ISO
885Array_1"));
lw_class2=new String(request.getParameter("lw_class2").getBytes("ISO
885Array_1"));
lw_title=new String(request.getParameter("lw_title").getBytes("ISO88
5Array_1"));
lw_author=new String(request.getPara
meter("lw_author").getBytes("ISO
885Array_1"));
pagetitle=new String(request.getParameter("pagetitle").getBytes("ISO
885Array_1"));
author_http=new String(request.getParameter("author_http").getBytes(
"ISO885Array_1"));
author_email=new String(request.getParameter("author_email").getByte
s("ISO885Array_1"));
zt_time=new String(request.getParameter("zt_time").getBytes("ISO885Array
_1"));
zt_author=new String(request.getParameter("zt_author").getBytes("ISO
885Array_1"));
lw_ico=request.getParameter("gifface");
} catch (Exception e) {}
try{
lw_content=new String(request.getParameter("lw_content").getBytes("I
SO885Array_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_type=""+"c"; //从贴
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(zt_author.length()>50) zt_author=zt_author.substring(0,40);
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(insert
sql);
//插入留言
try{
st=testInq.executeUpdate(insertsql);
if(st.indexOf("executeUpdate ok")<0)
out.print("msg="+st);
else
{
updatesql="update guestbook set answer_num=answer_num + 1 "+l
where;
//增加回复人数统计
try{
st=testInq.executeUpdate(updatesql);
if(st.indexOf("executeUpdate ok")<0)
out.print("msg="+st);
}catch (Exception e) { }
}
}catch (Exception e) { out.print("留言出错:"+e);}
} catch (Exception e) {}
%>
<%
//验证留言输入项合法性的javascript
String ljs=" ";
out.print(ljs);
%>
<%
//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,lw_author,lw_time,lw_content,author_ip, "+
" author_email from guestbook "+lwhere+" order by lw_time desc
" ;
updatesql="update guestbook set click_num=click_num + 1 "+lwhere;
//增加浏览人数统计
try{
st=testInq.executeUpdat