/* Various functions for dealing with passwords. */
var min_len=4;
var max_len=32;
var format="None";

/* Check length and format of password */
function pwdLengthAndFormat(pwd) {
	var pwd_len = pwd.length;
	if (pwd_len < min_len || pwd_len > max_len) {
		window.alert("The password must be between 4 and 32 characters!");
		return false;
	}
	return true;
	/* This is no longer done in javascript but in customizeable system parameters */
	if (format == "NUMERIC") {
		var good_chars = "0123456789";
		for (i=0; i < pwd_len; i++) {
			if (good_chars.indexOf(pwd.charAt(i)) == -1) {
				window.alert("The password can only include numbers!");
				return false;
			}
		}
	}
	return true;
}

/* Make sure both passwords are the same and not blank. */
function userVerify(user) {
	if (user == "") {
		window.alert("User login name is required!");
		return false;
	}
	else {
		/* We are good, submit the form. */
		return true;
	}
}

function pwdVerify(pwd1, pwd2) {
	if ((pwd1 == "") || (pwd2 == "")) {
		window.alert("The passwords cannot be left blank!");
		return false;
	}
	else {
		if (pwd1.indexOf('\\') > -1) {
			window.alert("\\ is not a supported character.");
			return false;
		}
		if (pwd1 != pwd2) {
			window.alert("The passwords must be the same!");
			return false;
		}
		if (pwdLengthAndFormat(pwd1) == false) {
			return false;
		}
		else {
			/* We are good, submit the form. */
			return true;
		}
	}
}

/* Make sure both passwords are the same. */
function pwdVerifyAllowBlank(a_form) {
	var pwd1 = a_form.pwd1.value;
	var pwd2 = a_form.pwd2.value;
	if (pwd1 != pwd2) {
		window.alert("The passwords must be the same!");
		return false;
	}
	else if(pwd1.length == 0 || pwd1 == null) {
		if(typeof a_form.save_pwd != "undefined" && a_form.save_pwd.value.length != 0 && a_form.save_pwd.value != null) {
			a_form.pwd1.value = a_form.save_pwd.value;
			a_form.pwd2.value = a_form.save_pwd.value;
			return true;
		}
		else {
			alert("You must set a password!");
			return false;
		}
	}
	else if (pwdLengthAndFormat(pwd1) == false) {
		return false;
	}
	else {
		/* We are good, submit the form. */
		return true;
	}
}

function blankPassword(a_form) {
	alert("HRM");
	var pwd1 = a_form.pwd1.value;
	var pwd2 = a_form.pwd2.value;
	if(pwd1 == pwd2 && (pwd1.length == 0 || pwd1 == null)) {
		a_form.pwd1.value = a_form.save_pwd.value;
		a_form.pwd2.value = a_form.save_pwd.value;
		alert(a_form.pwd1.value);
		alert(a_form.pwd2.value);
		return true;
	}
	else return false;
}

function hasPassword(pwd) {
	alert("HI");
	if(pwd.length == 0 || pwd == null) {
		alert("You must set a password!");
		return false;
	}
	else return true;
}