sogo/UI/WebServerResources/SOGoRootPage.js

/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

function initLogin() {
    var date = new Date();
    date.setTime(date.getTime() - 86400000);
    document.cookie = ("0xHIGHFLYxSOGo=discarded"
                       + "; expires=" + date.toGMTString()
                       + "; path=/");

    var about = $("about");
    if (about) {
        about.observe("click", function(event) { $("aboutBox").show(); });

        var aboutClose = $("aboutClose");
        aboutClose.observe("click", function(event) { $("aboutBox").hide(); });
    }

    var submit = $("submit");
    submit.observe("click", onLoginClick);

    var userName = $("userName");
    userName.focus();
    userName.observe("keydown", onFieldKeyDown);

    var passw = $("password");
    passw.observe("keydown", onFieldKeyDown);

    var image = $("preparedAnimation");
    image.parentNode.removeChild(image);

    var submitBtn = $("submit");
    submitBtn.disabled = false;
}

function onFieldKeyDown(event) {
    if (event.keyCode == Event.KEY_RETURN)
        if ($("password").value.length > 0
            && $("userName").value.length > 0)
            return onLoginClick (event);
        else
            Event.stop(event);
}

function onLoginClick(event) {
    var userNameField = $("userName");
    var userName = userNameField.value;
    var password = $("password").value;
    var language = $("language");

    if (userName.length > 0) {
        $("loginErrorMessage").hide();
        $("noCookiesErrorMessage").hide();
        this.disabled = true;
        startAnimation($("animation"));

        if (typeof(loginSuffix) != "undefined"
            && loginSuffix.length > 0
            && !userName.endsWith(loginSuffix))
            userName += loginSuffix;
        var url = $("connectForm").getAttribute("action");
        var parameters = "userName=" + encodeURIComponent(userName) + 
            "&password=" + encodeURIComponent(password);
        if (language)
            parameters += (language.value == "WONoSelectionString")?"":("&language=" + language.value);
        /// Discarded as it seems to create a cookie for nothing. To discard
        //  a cookie in JS, have a look here: http://www.quirksmode.org/js/cookies.html
        //document.cookie = "";
        triggerAjaxRequest(url, onLoginCallback, null, (parameters),
                           { "Content-type": "application/x-www-form-urlencoded",
                                   "Content-length": parameters.length,
                                   "Connection": "close" });
    }
    else
        userNameField.focus();

    preventDefault(event);
}

function onLoginCallback(http) {
    if (http.readyState == 4) {
        var noCookiesErrorMessage = $("noCookiesErrorMessage");
        var loginErrorMessage = $("loginErrorMessage");
        var submitBtn = $("submit");

        if (isHttpStatus204(http.status)) {
            // Make sure browser's cookies are enabled
            var cookieExists = 0;
            var ca = document.cookie.split(';');
            for (var i = 0; i < ca.length; i++) {
                var c = ca[i];
                while (c.charAt(0) == ' ') c = c.substring(1, c.length);
                if (c.indexOf("0xHIGHFLYxSOGo=") == 0) {
                    cookieExists = 1;
                    break;
                }
            }
            if (cookieExists === 0) {
                loginErrorMessage.hide();
                noCookiesErrorMessage.show();
                submitBtn.disabled = false;
                return false;
            }
      
            // Redirect to proper page
            var userName = $("userName").value;
            if (typeof(loginSuffix) != "undefined"
                && loginSuffix.length > 0
                && !userName.endsWith(loginSuffix))
                userName += loginSuffix;
            var address = "" + window.location.href;
            var baseAddress = ApplicationBaseURL + encodeURIComponent(userName);
            var altBaseAddress;
            if (baseAddress[0] == "/") {
                var parts = address.split("/");
                var hostpart = parts[2];
                var protocol = parts[0];
                baseAddress = protocol + "//" + hostpart + baseAddress;
            }
            var altBaseAddress;
            var parts = baseAddress.split("/");
            parts.splice(3, 0);
            altBaseAddress = parts.join("/");

            var newAddress;
            if ((address.startsWith(baseAddress)
                 || address.startsWith(altBaseAddress))
                && !address.endsWith("/logoff"))
                newAddress = address;
            else
                newAddress = baseAddress;
            window.location.href = newAddress;
        }
        else {
            loginErrorMessage.show();
            noCookiesErrorMessage.hide();
            submitBtn.disabled = false;
        }
    }
}

document.observe("dom:loaded", initLogin);