register.jsp

机械工业出版社的《jsp2.0动态网站开发实例指南》的源代码

<%@ page contentType="text/html;charset=gb2312"%>
<%@ page import="shop.regBean" %>
<%!
	public String codeString(String s){
		//显示中文
		String str=s;
                try{
			byte b[]=str.getBytes("ISO-8859-1");
			str=new String (b);
			return str;
		}catch(Exception e){return str;}
	}
%>
<%!
	public boolean formatString(String s){
		/*
		if((s.indexOf(\',0)!=-1)||(s.indexOf(\",0)!=-1)||(s.indexOf('<',0)!=-1)||(s.indexOf('>',0!=-1)))
			return false;
		else 
			return true;
			*/
		return true;
	}
%>
<%
	String id,name,pwd,pwdr,sex,mail,addr,call,intr,success;
	//get input
	id=request.getParameter("id");
	if(id==null)id="";
	id=codeString(id);
	name=request.getParameter("name");
	if(name==null)name="";
	name=codeString(name);
	pwd=request.getParameter("pwd");
	if(pwd==null)pwd="";
	pwd=codeString(pwd);
	pwdr=request.getParameter("pwdr");
	if(pwdr==null)pwdr="";
	pwdr=codeString(pwdr);
	sex=request.getParameter("sex");
	if(sex==null)sex="";
	sex=codeString(sex);
	mail=request.getParameter("mail");
	if(mail==null)mail="";
	mail=codeString(mail);
	addr=request.getParameter("addr");
	if(addr==null)addr="";
	addr=codeString(addr);
	call=request.getParameter("call");
	if(call==null)call="";
	call=codeString(call);
	intr=request.getParameter("intr");
	if(intr==null)intr="";
	intr=codeString(intr);
	//show input
	/*
	out.println("id:"+id+"<br>");
	out.println("name:"+name+"<br>");
	out.println("pwd:"+pwd+"<br>");
	out.println("pwdr:"+pwdr+"<br>");
	out.println("sex:"+sex+"<br>");
	out.println("mail:"+mail+"<br>");
	out.println("addr:"+addr+"<br>");
	out.println("call:"+call+"<br>");
	out.println("intr:"+intr+"<br>");
	*/
	//check input
	if(
		id.equals("")||
		name.equals("")||
		pwd.equals("")||
		pwdr.equals("")||
		sex.equals("")||
		mail.equals("")||
		addr.equals("")||
		call.equals("")
		){
		out.println("<center><font color=#FF0000>输入不能为空！</font><br></center>");
		%>
		<jsp:include page="register1.jsp" flush="true"/>
		<%
	}
	else if(!(formatString(id)&&formatString(name)&&formatString(pwd)&&formatString(sex)&&formatString(mail)&&formatString(addr)&&formatString(call)&&formatString(intr))){
		out.println("<center><font color=#FF0000>输入了非法字符！</font><br></center>");
		%>
		<jsp:include page="register1.jsp" flush="true"/>
		<%
	}
	else if(!pwd.equals(pwdr)){
		out.println("<center><font color=#FF0000>两次密码不同！</font><br></center>");
		%>
		<jsp:include page="register1.jsp" flush="true"/>
		<%
	}
	else if(mail.indexOf('@',0)==-1||mail.indexOf('.',0)==-1||mail.length()<6){
		out.println("<center><font color=#FF0000>电邮地址有错！</font><br></center>");
		%>
		<jsp:include page="register1.jsp" flush="true"/>
		<%
	} 
	else{
		%>
		<jsp:useBean id="reg" class="shop.regBean" scope="request"/>
		<jsp:setProperty name="reg" property="id" value="<%=id%>"/>
		<jsp:setProperty name="reg" property="name" value="<%=name%>"/>
		<jsp:setProperty name="reg" property="pwd" value="<%=pwd%>"/>
		<jsp:setProperty name="reg" property="sex" value="<%=sex%>"/>
		<jsp:setProperty name="reg" property="mail" value="<%=mail%>"/>
		<jsp:setProperty name="reg" property="addr" value="<%=addr%>"/>
		<jsp:setProperty name="reg" property="call" value="<%=call%>"/>
		<jsp:setProperty name="reg" property="intr" value="<%=intr%>"/>
		<%
		success=reg.getSuccess();
		if(success.equals("false")){
			out.println("<center><font color=#FF0000>这个用户名已经有人用了！</font><br></center>");
			%>
			<jsp:include page="register1.jsp" flush="true"/>
			<%
		}
		else{
			out.println("<center><font color=#FF0000>恭喜你完成注册，请重新登录！</font><br></center>");
			%>
			<jsp:include page="login1.jsp" flush="true"/>
			<%
		}
	}
%>