<%@ page import="java.util.Properties" %>
<%@ page import="java.util.UUID" %>
<%@ page import="java.io.File" %>
<%@ page import="java.io.FileOutputStream" %>
<%@ page import="org.crosswire.utils.SMTPMail" %>
<%@ page import="org.crosswire.utils.Utils" %>
<%
String login = request.getParameter("reg_user");
String email = request.getParameter("email");

// check if we have all required data filled in
if ((login == null) || (email == null) || (login.length() < 2) || (email.length() < 2)) {
%>
<t:t>Please enter your requested user ID and email</t:t>
<%
	return;
}

// check if username is ok
for (int i = 0; i < login.length(); i++) {
	char c = login.charAt(i);
	if (((c < 'a') || (c > 'z')) &&
	    ((c < 'A') || (c > 'Z')) &&
	    ((c < '0') || (c > '9')) &&
	     (c != '_') &&
	     (c != '.')
        ) {
%>
<t:t>Valid user IDs consist of [A-Z][a-z][0-9][._]</t:t>
<%
	return;
}
}
// check if user exists
File user = new File(pageContext.getServletContext().getRealPath("/users/"+login));
if (user.exists()) {
%>
<t:t>User exists.  Try another user id.</t:t>
<%
	return;
}

// created uuid token on server and
// send confirmation email
String fromEmail = Utils.getSysConfig(session).getProperty("SendMailFrom");
String siteName = Utils.getSysConfig(session).getProperty("SiteName");
String siteRoot = Utils.getSysConfig(session).getProperty("SiteRoot");
Properties u = new Properties();
u.setProperty("login", login);
u.setProperty("email", email);
String uuid = UUID.randomUUID().toString();
File uuidFileName = new File(pageContext.getServletContext().getRealPath("/WEB-INF/regs/"+uuid+".properties"));
FileOutputStream uuidFile = new FileOutputStream(uuidFileName);
u.store(uuidFile, null);
uuidFile.close();
SMTPMail.sendEmail(session, fromEmail, email, siteName+" Registration",
	 "Someone-- hopefully you-- is attemping to create an account:\n"
	 +login+" at "+siteName+" site using your email address.\n"
	+"To activate this account click the link below:\n\n"
	+siteRoot+"/modules/login/activate.jsp?uuid="+uuid+"\n\n"
	+"If you did not request this, do nothing and this account will not be created.");

%>
<t:t>Verification sent.  Please check your email.</t:t>