"Google style login extended (with HTML5 LocalStorage)"
Bootstrap 4.0.0 Snippet by pradodrith

<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <!-- you can substitue the span of reauth email for a input with the email and include the remember me checkbox --> <div class="container"> <div class="card card-container"> <!-- <img class="profile-img-card" src="//lh3.googleusercontent.com/-6V8xOA6M7BA/AAAAAAAAAAI/AAAAAAAAAAA/rzlHcD0KYwo/photo.jpg?sz=120" alt="" /> --> <img id="profile-img" class="profile-img-card" src="//ssl.gstatic.com/accounts/ui/avatar_2x.png" /> <p id="profile-name" class="profile-name-card"></p> <form class="form-signin"> <span id="reauth-email" class="reauth-email"></span> <input type="email" id="inputEmail" class="form-control" placeholder="Email address" required autofocus> <input type="password" id="inputPassword" class="form-control" placeholder="Password" required> <div id="remember" class="checkbox"> <label> <input type="checkbox" value="remember-me"> Remember me </label> </div> <button class="btn btn-lg btn-primary btn-block btn-signin" type="submit">Sign in</button> </form><!-- /form --> <a href="#" class="forgot-password"> Forgot the password? </a> </div><!-- /card-container --> </div><!-- /container -->
/* * Specific styles of signin component */ /* * General styles */ body, html { height: 100%; background-repeat: no-repeat; background-image: linear-gradient(rgb(104, 145, 162), rgb(12, 97, 33)); } .card-container.card { max-width: 350px; padding: 40px 40px; } .btn { font-weight: 700; height: 36px; -moz-user-select: none; -webkit-user-select: none; user-select: none; cursor: default; } /* * Card component */ .card { background-color: #F7F7F7; /* just in case there no content*/ padding: 20px 25px 30px; margin: 0 auto 25px; margin-top: 50px; /* shadows and rounded borders */ -moz-border-radius: 2px; -webkit-border-radius: 2px; border-radius: 2px; -moz-box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.3); -webkit-box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.3); box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.3); } .profile-img-card { width: 96px; height: 96px; margin: 0 auto 10px; display: block; -moz-border-radius: 50%; -webkit-border-radius: 50%; border-radius: 50%; } /* * Form styles */ .profile-name-card { font-size: 16px; font-weight: bold; text-align: center; margin: 10px 0 0; min-height: 1em; } .reauth-email { display: block; color: #404040; line-height: 2; margin-bottom: 10px; font-size: 14px; text-align: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; } .form-signin #inputEmail, .form-signin #inputPassword { direction: ltr; height: 44px; font-size: 16px; } .form-signin input[type=email], .form-signin input[type=password], .form-signin input[type=text], .form-signin button { width: 100%; display: block; margin-bottom: 10px; z-index: 1; position: relative; -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; } .form-signin .form-control:focus { border-color: rgb(104, 145, 162); outline: 0; -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgb(104, 145, 162); box-shadow: inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgb(104, 145, 162); } .btn.btn-signin { /*background-color: #4d90fe; */ background-color: rgb(104, 145, 162); /* background-color: linear-gradient(rgb(104, 145, 162), rgb(12, 97, 33));*/ padding: 0px; font-weight: 700; font-size: 14px; height: 36px; -moz-border-radius: 3px; -webkit-border-radius: 3px; border-radius: 3px; border: none; -o-transition: all 0.218s; -moz-transition: all 0.218s; -webkit-transition: all 0.218s; transition: all 0.218s; } .btn.btn-signin:hover, .btn.btn-signin:active, .btn.btn-signin:focus { background-color: rgb(12, 97, 33); } .forgot-password { color: rgb(104, 145, 162); } .forgot-password:hover, .forgot-password:active, .forgot-password:focus{ color: rgb(12, 97, 33); }
$( document ).ready(function() { // DOM ready // Test data /* * To test the script you should discomment the function * testLocalStorageData and refresh the page. The function * will load some test data and the loadProfile * will do the changes in the UI */ // testLocalStorageData(); // Load profile if it exits loadProfile(); }); /** * Function that gets the data of the profile in case * thar it has already saved in localstorage. Only the * UI will be update in case that all data is available * * A not existing key in localstorage return null * */ function getLocalProfile(callback){ var profileImgSrc = localStorage.getItem("PROFILE_IMG_SRC"); var profileName = localStorage.getItem("PROFILE_NAME"); var profileReAuthEmail = localStorage.getItem("PROFILE_REAUTH_EMAIL"); if(profileName !== null && profileReAuthEmail !== null && profileImgSrc !== null) { callback(profileImgSrc, profileName, profileReAuthEmail); } } /** * Main function that load the profile if exists * in localstorage */ function loadProfile() { if(!supportsHTML5Storage()) { return false; } // we have to provide to the callback the basic // information to set the profile getLocalProfile(function(profileImgSrc, profileName, profileReAuthEmail) { //changes in the UI $("#profile-img").attr("src",profileImgSrc); $("#profile-name").html(profileName); $("#reauth-email").html(profileReAuthEmail); $("#inputEmail").hide(); $("#remember").hide(); }); } /** * function that checks if the browser supports HTML5 * local storage * * @returns {boolean} */ function supportsHTML5Storage() { try { return 'localStorage' in window && window['localStorage'] !== null; } catch (e) { return false; } } /** * Test data. This data will be safe by the web app * in the first successful login of a auth user. * To Test the scripts, delete the localstorage data * and comment this call. * * @returns {boolean} */ function testLocalStorageData() { if(!supportsHTML5Storage()) { return false; } localStorage.setItem("PROFILE_IMG_SRC", "//lh3.googleusercontent.com/-6V8xOA6M7BA/AAAAAAAAAAI/AAAAAAAAAAA/rzlHcD0KYwo/photo.jpg?sz=120" ); localStorage.setItem("PROFILE_NAME", "César Izquierdo Tello"); localStorage.setItem("PROFILE_REAUTH_EMAIL", "oneaccount@gmail.com"); }

Related: See More


Questions / Comments: