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index.js
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index.js
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$(document).ready(function() {
var loginDialog, loginForm,
name = $("#name"),
password = $("#password"),
allFields = $([]).add(name).add(password),
tips = $(".validateTips"),
defaultTip = "All form fields are required.";
tips.text( defaultTip );
loginDialog = $("#login-form").dialog({
autoOpen: false,
height: 400,
width: 350,
modal: true,
buttons: {
"Login": login,
Cancel: function () {
loginDialog.dialog("close");
tips.text( defaultTip );
}
},
close: function () {
loginForm[0].reset();
allFields.removeClass("ui-state-error");
tips.text( defaultTip );
}
});
loginForm = loginDialog.find("form").on("submit", function (event) {
event.preventDefault();
login();
});
function login() {
var valid = true;
allFields.removeClass( "ui-state-error" );
valid = valid && checkLength( name, "username", 5 );
valid = valid && checkLength( password, "password", 7 );
if (valid) {
var cognito = Cognito.initialise(name.val(), password.val());
cognito.cognitoUser.authenticateUser(cognito.authenticationDetails, {
onSuccess: function (result) {
var id = result.getIdToken().getJwtToken();
var user = cognito.cognitoUser.getUsername();
console.log("authenticated: " + user);
$( "#authenticate" ).button("disable");
$( "a" ).off('click');
sessionStorage.idToken = id;
loginDialog.dialog("close");
tips.text( defaultTip );
},
onFailure: function (result) {
updateTips( "Login failed!" );
valid = false;
}
});
}
return valid;
}
function updateTips( t ) {
tips
.text( t )
.addClass( "ui-state-highlight" );
setTimeout(function() {
tips.removeClass( "ui-state-highlight", 1500 );
}, 500 );
}
function checkLength( o, n, min ) {
if ( o.val().length < min ) {
o.addClass( "ui-state-error" );
updateTips( "Length of " + n + " must be greater than or equal to " + min + "." );
return false;
} else {
return true;
}
}
if (!sessionStorage.idToken) {
$( "a" ).click(function( e ) {
event.preventDefault();
alert ("You need to login first");
});
}
$( "#authenticate" ).button( {
disabled: sessionStorage.idToken
}).click( function( event ) {
loginDialog.dialog( "open" );
});
});