Merge branch 'bootstrap' of https://github.com/PrestaShop/PrestaShop into bootstrap

admin-dev/themes/default/css/admin-theme.css

@@ -7830,7 +7830,7 @@ a.link-social:hover {
   display: none; }
 /* line 24, admin-theme/_admin-nav.sass */
 #nav-sidebar ul.menu {
-  margin: 0 0 50px 0;
+  margin: 0;
   padding: 0;
   border-top: 1px black solid;
   list-style: none; }

admin-dev/themes/default/css/admin-theme/_ladda-theme.sass

@@ -0,0 +1,27 @@
+$green: #2aca76
+$blue: #53b5e6
+$red: #ea8557
+$purple: #9973C2
+$mint: #16a085
+
+.ladda-button
+	&[disabled],
+	&[data-loading]
+		border-color: rgba( 0, 0, 0, 0.07 )
+		cursor: default
+		background-color: #999
+		&:hover
+			cursor: default
+			background-color: #999
+	&[data-size=xs]
+		padding: 4px 8px
+		.ladda-label
+			font-size: 0.7em
+	&[data-size=s]
+		padding: 6px 10px
+		.ladda-label
+			font-size: 0.9em
+	&[data-size=l] .ladda-label
+		font-size: 1.2em
+	&[data-size=xl] .ladda-label
+		font-size: 1.5em

admin-dev/themes/default/css/admin-theme/_ladda.scss

@@ -0,0 +1,471 @@
+/*!
+ * Ladda
+ * http://lab.hakim.se/ladda
+ * MIT licensed
+ *
+ * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
+ */
+
+
+/*************************************
+ * CONFIG
+ */
+
+$spinnerSize: 32px;
+
+
+/*************************************
+ * MIXINS
+ */
+
+@mixin prefix ( $property, $value ) {
+	-webkit-#{$property}: $value;
+	   -moz-#{$property}: $value;
+	    -ms-#{$property}: $value;
+	     -o-#{$property}: $value;
+	        #{$property}: $value;
+}
+
+@mixin transition( $value ) {
+	-webkit-transition: $value !important; // important to override bootstrap
+	   -moz-transition: $value !important;
+	    -ms-transition: $value !important;
+	     -o-transition: $value !important;
+	        transition: $value !important;
+}
+
+@mixin vendor-transform( $value ) {
+	@include prefix( transform, $value );
+}
+
+@mixin transform-origin( $value ) {
+	@include prefix( transform-origin, $value );
+}
+
+@mixin buttonColor( $name, $color ) {
+	&[data-color=#{$name}] {
+		background: $color;
+
+		&:hover {
+			background-color: lighten( $color, 5% );
+		}
+	}
+}
+
+
+/*************************************
+ * BUTTON BASE
+ */
+
+.ladda-button {
+	position: relative;
+}
+
+
+/* Spinner animation */
+.ladda-button .ladda-spinner {
+	position: absolute;
+	z-index: 2;
+	display: inline-block;
+	width: $spinnerSize;
+	height: $spinnerSize;
+	top: 50%;
+	margin-top: -$spinnerSize/2;
+	opacity: 0;
+	pointer-events: none;
+}
+
+/* Button label */
+.ladda-button .ladda-label {
+	position: relative;
+	z-index: 3;
+}
+
+/* Progress bar */
+.ladda-button .ladda-progress {
+	position: absolute;
+	width: 0;
+	height: 100%;
+	left: 0;
+	top: 0;
+	background: rgba( 0, 0, 0, 0.2 );
+
+	visibility: hidden;
+	opacity: 0;
+
+	@include transition( 0.1s linear all );
+}
+	.ladda-button[data-loading] .ladda-progress {
+		opacity: 1;
+		visibility: visible;
+	}
+
+
+/*************************************
+ * EASING
+ */
+
+.ladda-button,
+.ladda-button .ladda-spinner,
+.ladda-button .ladda-label {
+	@include transition( 0.3s cubic-bezier(0.175, 0.885, 0.320, 1.275) all );
+}
+
+.ladda-button[data-style=zoom-in],
+.ladda-button[data-style=zoom-in] .ladda-spinner,
+.ladda-button[data-style=zoom-in] .ladda-label,
+.ladda-button[data-style=zoom-out],
+.ladda-button[data-style=zoom-out] .ladda-spinner,
+.ladda-button[data-style=zoom-out] .ladda-label {
+	@include transition( 0.3s ease all );
+}
+
+
+/*************************************
+ * EXPAND LEFT
+ */
+
+.ladda-button[data-style=expand-right] {
+	.ladda-spinner {
+		right: 14px;
+	}
+
+	&[data-size="s"] .ladda-spinner,
+	&[data-size="xs"] .ladda-spinner {
+		right: 4px;
+	}
+
+	&[data-loading] {
+		padding-right: 56px;
+
+		.ladda-spinner {
+			opacity: 1;
+		}
+
+		&[data-size="s"],
+		&[data-size="xs"] {
+			padding-right: 40px;
+		}
+	}
+}
+
+
+/*************************************
+ * EXPAND RIGHT
+ */
+
+.ladda-button[data-style=expand-left] {
+	.ladda-spinner {
+		left: 14px;
+	}
+
+	&[data-size="s"] .ladda-spinner,
+	&[data-size="xs"] .ladda-spinner {
+		left: 4px;
+	}
+
+	&[data-loading] {
+		padding-left: 56px;
+
+		.ladda-spinner {
+			opacity: 1;
+		}
+
+		&[data-size="s"],
+		&[data-size="xs"] {
+			padding-left: 40px;
+		}
+	}
+}
+
+
+/*************************************
+ * EXPAND UP
+ */
+
+.ladda-button[data-style=expand-up] {
+	overflow: hidden;
+
+	.ladda-spinner {
+		top: -$spinnerSize;
+		left: 50%;
+		margin-left: -$spinnerSize/2;
+	}
+
+	&[data-loading] {
+		padding-top: 54px;
+
+		.ladda-spinner {
+			opacity: 1;
+			top: 14px;
+			margin-top: 0;
+		}
+
+		&[data-size="s"],
+		&[data-size="xs"] {
+			padding-top: 32px;
+
+			.ladda-spinner {
+				top: 4px;
+			}
+		}
+	}
+}
+
+
+/*************************************
+ * EXPAND DOWN
+ */
+
+ .ladda-button[data-style=expand-down] {
+ 	overflow: hidden;
+
+ 	.ladda-spinner {
+ 		top: 62px;
+ 		left: 50%;
+ 		margin-left: -$spinnerSize/2;
+ 	}
+
+ 	&[data-size="s"] .ladda-spinner,
+ 	&[data-size="xs"] .ladda-spinner {
+ 		top: 40px;
+ 	}
+
+ 	&[data-loading] {
+ 		padding-bottom: 54px;
+
+ 		.ladda-spinner {
+ 			opacity: 1;
+ 		}
+
+ 		&[data-size="s"],
+ 		&[data-size="xs"] {
+ 			padding-bottom: 32px;
+ 		}
+ 	}
+ }
+
+
+/*************************************
+ * SLIDE LEFT
+ */
+.ladda-button[data-style=slide-left] {
+	overflow: hidden;
+
+	.ladda-label {
+		position: relative;
+	}
+	.ladda-spinner {
+		left: 100%;
+		margin-left: -$spinnerSize/2;
+	}
+
+	&[data-loading] {
+		.ladda-label {
+			opacity: 0;
+			left: -100%;
+		}
+		.ladda-spinner {
+			opacity: 1;
+			left: 50%;
+		}
+	}
+}
+
+
+/*************************************
+ * SLIDE RIGHT
+ */
+.ladda-button[data-style=slide-right] {
+	overflow: hidden;
+
+	.ladda-label {
+		position: relative;
+	}
+	.ladda-spinner {
+		right: 100%;
+		margin-left: -$spinnerSize/2;
+	}
+
+	&[data-loading] {
+		.ladda-label {
+			opacity: 0;
+			left: 100%;
+		}
+		.ladda-spinner {
+			opacity: 1;
+			left: 50%;
+		}
+	}
+}
+
+
+/*************************************
+ * SLIDE UP
+ */
+.ladda-button[data-style=slide-up] {
+	overflow: hidden;
+
+	.ladda-label {
+		position: relative;
+	}
+	.ladda-spinner {
+		left: 50%;
+		margin-left: -$spinnerSize/2;
+		margin-top: 1em;
+	}
+
+	&[data-loading] {
+		.ladda-label {
+			opacity: 0;
+			top: -1em;
+		}
+		.ladda-spinner {
+			opacity: 1;
+			margin-top: -$spinnerSize/2;
+		}
+	}
+}
+
+
+/*************************************
+ * SLIDE DOWN
+ */
+.ladda-button[data-style=slide-down] {
+	overflow: hidden;
+
+	.ladda-label {
+		position: relative;
+	}
+	.ladda-spinner {
+		left: 50%;
+		margin-left: -$spinnerSize/2;
+		margin-top: -2em;
+	}
+
+	&[data-loading] {
+		.ladda-label {
+			opacity: 0;
+			top: 1em;
+		}
+		.ladda-spinner {
+			opacity: 1;
+			margin-top: -$spinnerSize/2;
+		}
+	}
+}
+
+
+/*************************************
+ * ZOOM-OUT
+ */
+
+.ladda-button[data-style=zoom-out] {
+	overflow: hidden;
+}
+	.ladda-button[data-style=zoom-out] .ladda-spinner {
+		left: 50%;
+		margin-left: -$spinnerSize/2;
+
+		@include vendor-transform( scale( 2.5 ) );
+	}
+	.ladda-button[data-style=zoom-out] .ladda-label {
+		position: relative;
+		display: inline-block;
+	}
+
+.ladda-button[data-style=zoom-out][data-loading] .ladda-label {
+	opacity: 0;
+
+	@include vendor-transform( scale( 0.5 ) );
+}
+.ladda-button[data-style=zoom-out][data-loading] .ladda-spinner {
+	opacity: 1;
+
+	@include vendor-transform( none );
+}
+
+
+/*************************************
+ * ZOOM-IN
+ */
+
+.ladda-button[data-style=zoom-in] {
+	overflow: hidden;
+}
+	.ladda-button[data-style=zoom-in] .ladda-spinner {
+		left: 50%;
+		margin-left: -$spinnerSize/2;
+
+		@include vendor-transform( scale( 0.2 ) );
+	}
+	.ladda-button[data-style=zoom-in] .ladda-label {
+		position: relative;
+		display: inline-block;
+	}
+
+.ladda-button[data-style=zoom-in][data-loading] .ladda-label {
+	opacity: 0;
+
+	@include vendor-transform( scale( 2.2 ) );
+}
+.ladda-button[data-style=zoom-in][data-loading] .ladda-spinner {
+	opacity: 1;
+
+	@include vendor-transform( none );
+}
+
+
+/*************************************
+ * CONTRACT
+ */
+
+.ladda-button[data-style=contract] {
+	overflow: hidden;
+	width: 100px;
+}
+	.ladda-button[data-style=contract] .ladda-spinner {
+		left: 50%;
+		margin-left: -16px;
+	}
+
+.ladda-button[data-style=contract][data-loading] {
+	border-radius: 50%;
+	width: 52px;
+}
+	.ladda-button[data-style=contract][data-loading] .ladda-label {
+		opacity: 0;
+	}
+	.ladda-button[data-style=contract][data-loading] .ladda-spinner {
+		opacity: 1;
+	}
+
+
+
+/*************************************
+ * OVERLAY
+ */
+
+.ladda-button[data-style=contract-overlay] {
+	overflow: hidden;
+	width: 100px;
+	box-shadow: 0px 0px 0px 3000px rgba(0,0,0,0);
+}
+	.ladda-button[data-style=contract-overlay] .ladda-spinner {
+		left: 50%;
+		margin-left: -16px;
+	}
+
+.ladda-button[data-style=contract-overlay][data-loading] {
+	border-radius: 50%;
+	width: 52px;
+
+	/*outline: 10000px solid rgba( 0, 0, 0, 0.5 );*/
+	box-shadow: 0px 0px 0px 3000px rgba(0,0,0,0.8);
+}
+	.ladda-button[data-style=contract-overlay][data-loading] .ladda-label {
+		opacity: 0;
+	}
+	.ladda-button[data-style=contract-overlay][data-loading] .ladda-spinner {
+		opacity: 1;
+	}

admin-dev/themes/default/template/controllers/login/content.tpl

@@ -32,7 +32,11 @@
 <div id="container">
 	<div class="row">
 		<div id="login" class="col-md-4 col-md-offset-4 panel">
-			<h1 class="text-center">{$shop_name}</h1>
+			<h1 class="text-center">
+				<img width="40px" src="data:image/svg+xml;base64,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"/>
+				PRESTASHOP
+			</h1>
+			<h4 class="text-center">{$shop_name}</h4>
 			<hr/>
 			<div id="error" class="hide alert alert-danger">
 			{if isset($errors)}
@@ -71,11 +75,11 @@
 					</div>
 				</div>
 				<div class="form-group">
+						<a href="#" class="show-forgot-password pull-right" >
+							{l s='Lost password'}&hellip;
+						</a>
 					<label class="control-label" for="passwd">
 						{l s='Password'}
-						(<a href="#" class="show-forgot-password" >
-							{l s='lost password'}&hellip;
-						</a>)
 					</label>
 					<div class="input-group">
 						<span class="input-group-addon"><i class="icon-key"></i></span>
@@ -99,9 +103,11 @@
 				</div>
 				<hr/>
 				<div class="form-group">
-					<button class="btn btn-default btn-lg btn-block" name="submitLogin" type="submit" tabindex="4">
-						<i class="icon-ok text-success"></i>
-						{l s='Log in'}
+					<button name="submitLogin" type="submit" tabindex="4" class="btn btn-default btn-lg btn-block ladda-button" data-style="slide-up" data-spinner-color="black" >
+						<span class="ladda-label">
+							<i class="icon-ok text-success"></i>
+							{l s='Log in'}
+						</span>
 					</button>
 				</div>
 				<input type="hidden" name="redirect" id="redirect" value="{$redirect}"/>

admin-dev/themes/default/template/controllers/login/header.tpl

@@ -33,7 +33,9 @@
 	<meta name="viewport" content="width=device-width, initial-scale=1.0">
 	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
 	<meta name="robots" content="NOFOLLOW, NOINDEX">
-	<title>{$shop_name} {if $meta_title != ''}{if isset($navigationPipe)}{$navigationPipe|escape:'htmlall':'UTF-8'}{else}&gt;{/if} {$meta_title}{/if} (PrestaShop&trade;)</title>
+	<title>
+		{$shop_name} {if $meta_title != ''}{if isset($navigationPipe)}{$navigationPipe|escape:'htmlall':'UTF-8'}{else}&gt;{/if} {$meta_title}{/if} (PrestaShop&trade;)
+	</title>
 	{foreach from=$css_files key=css_uri item=media}
 		<link href="{$css_uri}" rel="stylesheet" type="text/css" media="{$media}" />
 	{/foreach}

controllers/admin/AdminLoginController.php

@@ -46,6 +46,8 @@ class AdminLoginControllerCore extends AdminController
 		$this->addJquery();
 		$this->addCSS('/'.$admin_webpath.'/themes/'.$this->bo_theme.'/css/admin-theme.css');
 		$this->addJS(_PS_JS_DIR_.'vendor/jquery.validate.js');
+		$this->addJS(_PS_JS_DIR_.'vendor/spin.js');
+		$this->addJS(_PS_JS_DIR_.'vendor/ladda.js');
 		$this->addJS(_PS_JS_DIR_.'login.js');
 		$this->addJqueryUI('ui.widget');
 		$this->addJqueryUI('effects.shake');

js/login.js

@@ -1,11 +1,11 @@
 $(document).ready(function() {
 	// Initialize events
 	$("#login_form").validate({
-		  rules: {
-			 "email":{
+		rules: {
+			"email":{
 				"email": true,
 				"required": true },
-			 "passwd": {
+			"passwd": {
 				"required": true }
 			},
 			submitHandler: function(form) {
@@ -64,9 +64,13 @@ $(document).ready(function() {
 			}
 		});
 	});
-	
 });
 
+//todo: ladda init - move to top
+var l = new Object();
+function feedbackSubmit() {
+	l = Ladda.create( document.querySelector( 'button[type=submit]' ) );
+}
 
 function displayForgotPassword() {
 	$('#error').hide();
@@ -111,7 +115,12 @@ function doAjaxLogin(redirect) {
 				redirect: redirect,
 				stay_logged_in: $('#stay_logged_in:checked').val()
 			},
+			beforeSend: function(){
+				feedbackSubmit();
+				l.start();
+			},
 			success: function(jsonData) {
+				l.stop();
 				if (jsonData.hasErrors)
 					displayErrors(jsonData.errors);
 				else
@@ -163,7 +172,9 @@ function displayErrors(errors) {
 	for (var error in errors) //IE6 bug fix
 		if (error != 'indexOf') str_errors += '<li>' + errors[error] + '</li>';
 	$('#error').html(str_errors + '</ol>').removeClass('hide').fadeIn('slow');
-	$("#login").effect("shake", {
-		times: 4
-	}, 100);
+
+
+	// $("#login").effect("shake", {
+	// 	times: 4
+	// }, 100);
 }

js/vendor/ladda.js

@@ -0,0 +1,314 @@
+/*!
+ * Ladda 0.8.0
+ * http://lab.hakim.se/ladda
+ * MIT licensed
+ *
+ * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
+ */
+(function( root, factory ) {
+
+	// CommonJS
+	if( typeof exports === 'object' )  {
+		module.exports = factory();
+	}
+	// AMD module
+	else if( typeof define === 'function' && define.amd ) {
+		define( [ 'spin' ], factory );
+	}
+	// Browser global
+	else {
+		root.Ladda = factory( root.Spinner );
+	}
+
+}
+(this, function( Spinner ) {
+	'use strict';
+
+	// All currently instantiated instances of Ladda
+	var ALL_INSTANCES = [];
+
+	/**
+	 * Creates a new instance of Ladda which wraps the
+	 * target button element.
+	 *
+	 * @return An API object that can be used to control
+	 * the loading animation state.
+	 */
+	function create( button ) {
+
+		if( typeof button === 'undefined' ) {
+			console.warn( "Ladda button target must be defined." );
+			return;
+		}
+
+		// The text contents must be wrapped in a ladda-label
+		// element, create one if it doesn't already exist
+		if( !button.querySelector( '.ladda-label' ) ) {
+			button.innerHTML = '<span class="ladda-label">'+ button.innerHTML +'</span>';
+		}
+
+		// Create the spinner
+		var spinner = createSpinner( button );
+
+		// Wrapper element for the spinner
+		var spinnerWrapper = document.createElement( 'span' );
+		spinnerWrapper.className = 'ladda-spinner';
+		button.appendChild( spinnerWrapper );
+
+		// Timer used to delay starting/stopping
+		var timer;
+
+		var instance = {
+
+			/**
+			 * Enter the loading state.
+			 */
+			start: function() {
+
+				button.setAttribute( 'disabled', '' );
+				button.setAttribute( 'data-loading', '' );
+
+				clearTimeout( timer );
+				spinner.spin( spinnerWrapper );
+
+				this.setProgress( 0 );
+
+				return this; // chain
+
+			},
+
+			/**
+			 * Enter the loading state, after a delay.
+			 */
+			startAfter: function( delay ) {
+
+				clearTimeout( timer );
+				timer = setTimeout( function() { instance.start(); }, delay );
+
+				return this; // chain
+
+			},
+
+			/**
+			 * Exit the loading state.
+			 */
+			stop: function() {
+
+				button.removeAttribute( 'disabled' );
+				button.removeAttribute( 'data-loading' );
+
+				// Kill the animation after a delay to make sure it
+				// runs for the duration of the button transition
+				clearTimeout( timer );
+				timer = setTimeout( function() { spinner.stop(); }, 1000 );
+
+				return this; // chain
+
+			},
+
+			/**
+			 * Toggle the loading state on/off.
+			 */
+			toggle: function() {
+
+				if( this.isLoading() ) {
+					this.stop();
+				}
+				else {
+					this.start();
+				}
+
+				return this; // chain
+
+			},
+
+			/**
+			 * Sets the width of the visual progress bar inside of
+			 * this Ladda button
+			 *
+			 * @param {Number} progress in the range of 0-1
+			 */
+			setProgress: function( progress ) {
+
+				// Cap it
+				progress = Math.max( Math.min( progress, 1 ), 0 );
+
+				var progressElement = button.querySelector( '.ladda-progress' );
+
+				// Remove the progress bar if we're at 0 progress
+				if( progress === 0 && progressElement && progressElement.parentNode ) {
+					progressElement.parentNode.removeChild( progressElement );
+				}
+				else {
+					if( !progressElement ) {
+						progressElement = document.createElement( 'div' );
+						progressElement.className = 'ladda-progress';
+						button.appendChild( progressElement );
+					}
+
+					progressElement.style.width = ( ( progress || 0 ) * button.offsetWidth ) + 'px';
+				}
+
+			},
+
+			enable: function() {
+
+				this.stop();
+
+				return this; // chain
+
+			},
+
+			disable: function () {
+
+				this.stop();
+				button.setAttribute( 'disabled', '' );
+
+				return this; // chain
+
+			},
+
+			isLoading: function() {
+
+				return button.hasAttribute( 'data-loading' );
+
+			}
+
+		};
+
+		ALL_INSTANCES.push( instance );
+
+		return instance;
+
+	}
+
+	/**
+	 * Binds the target buttons to automatically enter the
+	 * loading state when clicked.
+	 *
+	 * @param target Either an HTML element or a CSS selector.
+	 * @param options
+	 *          - timeout Number of milliseconds to wait before
+	 *            automatically cancelling the animation.
+	 */
+	function bind( target, options ) {
+
+		options = options || {};
+
+		var targets = [];
+
+		if( typeof target === 'string' ) {
+			targets = toArray( document.querySelectorAll( target ) );
+		}
+		else if( typeof target === 'object' && typeof target.nodeName === 'string' ) {
+			targets = [ target ];
+		}
+
+		for( var i = 0, len = targets.length; i < len; i++ ) {
+
+			(function() {
+				var element = targets[i];
+
+				// Make sure we're working with a DOM element
+				if( typeof element.addEventListener === 'function' ) {
+					var instance = create( element );
+					var timeout = -1;
+
+					element.addEventListener( 'click', function() {
+
+						// This is asynchronous to avoid an issue where setting
+						// the disabled attribute on the button prevents forms
+						// from submitting
+						instance.startAfter( 1 );
+
+						// Set a loading timeout if one is specified
+						if( typeof options.timeout === 'number' ) {
+							clearTimeout( timeout );
+							timeout = setTimeout( instance.stop, options.timeout );
+						}
+
+						// Invoke callbacks
+						if( typeof options.callback === 'function' ) {
+							options.callback.apply( null, [ instance ] );
+						}
+
+					}, false );
+				}
+			})();
+
+		}
+
+	}
+
+	/**
+	 * Stops ALL current loading animations.
+	 */
+	function stopAll() {
+
+		for( var i = 0, len = ALL_INSTANCES.length; i < len; i++ ) {
+			ALL_INSTANCES[i].stop();
+		}
+
+	}
+
+	function createSpinner( button ) {
+
+		var height = button.offsetHeight,
+				spinnerColor;
+
+		// If the button is tall we can afford some padding
+		if( height > 32 ) {
+			height *= 0.8;
+		}
+
+		// Prefer an explicit height if one is defined
+		if( button.hasAttribute( 'data-spinner-size' ) ) {
+			height = parseInt( button.getAttribute( 'data-spinner-size' ), 10 );
+		}
+
+		// Allow buttons to specify the color of the spinner element
+		if (button.hasAttribute('data-spinner-color' ) ) {
+			spinnerColor = button.getAttribute( 'data-spinner-color' );
+		}
+
+		var lines = 12,
+			radius = height * 0.2,
+			length = radius * 0.6,
+			width = radius < 7 ? 2 : 3;
+
+		return new Spinner( {
+			color: spinnerColor || '#fff',
+			lines: lines,
+			radius: radius,
+			length: length,
+			width: width,
+			zIndex: 'auto',
+			top: 'auto',
+			left: 'auto',
+			className: ''
+		} );
+
+	}
+
+	function toArray( nodes ) {
+
+		var a = [];
+
+		for ( var i = 0; i < nodes.length; i++ ) {
+			a.push( nodes[ i ] );
+		}
+
+		return a;
+
+	}
+
+	// Public API
+	return {
+
+		bind: bind,
+		create: create,
+		stopAll: stopAll
+
+	};
+
+}));

js/vendor/spin.js

@@ -0,0 +1,349 @@
+//fgnass.github.com/spin.js#v1.3
+
+/*!
+ * Copyright (c) 2011-2013 Felix Gnass
+ * Licensed under the MIT license
+ */
+(function(root, factory) {
+
+  /* CommonJS */
+  if (typeof exports == 'object')  module.exports = factory()
+
+  /* AMD module */
+  else if (typeof define == 'function' && define.amd) define(factory)
+
+  /* Browser global */
+  else root.Spinner = factory()
+}
+(this, function() {
+  "use strict";
+
+  var prefixes = ['webkit', 'Moz', 'ms', 'O'] /* Vendor prefixes */
+    , animations = {} /* Animation rules keyed by their name */
+    , useCssAnimations /* Whether to use CSS animations or setTimeout */
+
+  /**
+   * Utility function to create elements. If no tag name is given,
+   * a DIV is created. Optionally properties can be passed.
+   */
+  function createEl(tag, prop) {
+    var el = document.createElement(tag || 'div')
+      , n
+
+    for(n in prop) el[n] = prop[n]
+    return el
+  }
+
+  /**
+   * Appends children and returns the parent.
+   */
+  function ins(parent /* child1, child2, ...*/) {
+    for (var i=1, n=arguments.length; i<n; i++)
+      parent.appendChild(arguments[i])
+
+    return parent
+  }
+
+  /**
+   * Insert a new stylesheet to hold the @keyframe or VML rules.
+   */
+  var sheet = (function() {
+    var el = createEl('style', {type : 'text/css'})
+    ins(document.getElementsByTagName('head')[0], el)
+    return el.sheet || el.styleSheet
+  }())
+
+  /**
+   * Creates an opacity keyframe animation rule and returns its name.
+   * Since most mobile Webkits have timing issues with animation-delay,
+   * we create separate rules for each line/segment.
+   */
+  function addAnimation(alpha, trail, i, lines) {
+    var name = ['opacity', trail, ~~(alpha*100), i, lines].join('-')
+      , start = 0.01 + i/lines * 100
+      , z = Math.max(1 - (1-alpha) / trail * (100-start), alpha)
+      , prefix = useCssAnimations.substring(0, useCssAnimations.indexOf('Animation')).toLowerCase()
+      , pre = prefix && '-' + prefix + '-' || ''
+
+    if (!animations[name]) {
+      sheet.insertRule(
+        '@' + pre + 'keyframes ' + name + '{' +
+        '0%{opacity:' + z + '}' +
+        start + '%{opacity:' + alpha + '}' +
+        (start+0.01) + '%{opacity:1}' +
+        (start+trail) % 100 + '%{opacity:' + alpha + '}' +
+        '100%{opacity:' + z + '}' +
+        '}', sheet.cssRules.length)
+
+      animations[name] = 1
+    }
+
+    return name
+  }
+
+  /**
+   * Tries various vendor prefixes and returns the first supported property.
+   */
+  function vendor(el, prop) {
+    var s = el.style
+      , pp
+      , i
+
+    if(s[prop] !== undefined) return prop
+    prop = prop.charAt(0).toUpperCase() + prop.slice(1)
+    for(i=0; i<prefixes.length; i++) {
+      pp = prefixes[i]+prop
+      if(s[pp] !== undefined) return pp
+    }
+  }
+
+  /**
+   * Sets multiple style properties at once.
+   */
+  function css(el, prop) {
+    for (var n in prop)
+      el.style[vendor(el, n)||n] = prop[n]
+
+    return el
+  }
+
+  /**
+   * Fills in default values.
+   */
+  function merge(obj) {
+    for (var i=1; i < arguments.length; i++) {
+      var def = arguments[i]
+      for (var n in def)
+        if (obj[n] === undefined) obj[n] = def[n]
+    }
+    return obj
+  }
+
+  /**
+   * Returns the absolute page-offset of the given element.
+   */
+  function pos(el) {
+    var o = { x:el.offsetLeft, y:el.offsetTop }
+    while((el = el.offsetParent))
+      o.x+=el.offsetLeft, o.y+=el.offsetTop
+
+    return o
+  }
+
+  // Built-in defaults
+
+  var defaults = {
+    lines: 12,            // The number of lines to draw
+    length: 7,            // The length of each line
+    width: 5,             // The line thickness
+    radius: 10,           // The radius of the inner circle
+    rotate: 0,            // Rotation offset
+    corners: 1,           // Roundness (0..1)
+    color: '#000',        // #rgb or #rrggbb
+    direction: 1,         // 1: clockwise, -1: counterclockwise
+    speed: 1,             // Rounds per second
+    trail: 100,           // Afterglow percentage
+    opacity: 1/4,         // Opacity of the lines
+    fps: 20,              // Frames per second when using setTimeout()
+    zIndex: 2e9,          // Use a high z-index by default
+    className: 'spinner', // CSS class to assign to the element
+    top: 'auto',          // center vertically
+    left: 'auto',         // center horizontally
+    position: 'relative'  // element position
+  }
+
+  /** The constructor */
+  function Spinner(o) {
+    if (typeof this == 'undefined') return new Spinner(o)
+    this.opts = merge(o || {}, Spinner.defaults, defaults)
+  }
+
+  // Global defaults that override the built-ins:
+  Spinner.defaults = {}
+
+  merge(Spinner.prototype, {
+
+    /**
+     * Adds the spinner to the given target element. If this instance is already
+     * spinning, it is automatically removed from its previous target b calling
+     * stop() internally.
+     */
+    spin: function(target) {
+      this.stop()
+
+      var self = this
+        , o = self.opts
+        , el = self.el = css(createEl(0, {className: o.className}), {position: o.position, width: 0, zIndex: o.zIndex})
+        , mid = o.radius+o.length+o.width
+        , ep // element position
+        , tp // target position
+
+      if (target) {
+        target.insertBefore(el, target.firstChild||null)
+        tp = pos(target)
+        ep = pos(el)
+        css(el, {
+          left: (o.left == 'auto' ? tp.x-ep.x + (target.offsetWidth >> 1) : parseInt(o.left, 10) + mid) + 'px',
+          top: (o.top == 'auto' ? tp.y-ep.y + (target.offsetHeight >> 1) : parseInt(o.top, 10) + mid)  + 'px'
+        })
+      }
+
+      el.setAttribute('role', 'progressbar')
+      self.lines(el, self.opts)
+
+      if (!useCssAnimations) {
+        // No CSS animation support, use setTimeout() instead
+        var i = 0
+          , start = (o.lines - 1) * (1 - o.direction) / 2
+          , alpha
+          , fps = o.fps
+          , f = fps/o.speed
+          , ostep = (1-o.opacity) / (f*o.trail / 100)
+          , astep = f/o.lines
+
+        ;(function anim() {
+          i++;
+          for (var j = 0; j < o.lines; j++) {
+            alpha = Math.max(1 - (i + (o.lines - j) * astep) % f * ostep, o.opacity)
+
+            self.opacity(el, j * o.direction + start, alpha, o)
+          }
+          self.timeout = self.el && setTimeout(anim, ~~(1000/fps))
+        })()
+      }
+      return self
+    },
+
+    /**
+     * Stops and removes the Spinner.
+     */
+    stop: function() {
+      var el = this.el
+      if (el) {
+        clearTimeout(this.timeout)
+        if (el.parentNode) el.parentNode.removeChild(el)
+        this.el = undefined
+      }
+      return this
+    },
+
+    /**
+     * Internal method that draws the individual lines. Will be overwritten
+     * in VML fallback mode below.
+     */
+    lines: function(el, o) {
+      var i = 0
+        , start = (o.lines - 1) * (1 - o.direction) / 2
+        , seg
+
+      function fill(color, shadow) {
+        return css(createEl(), {
+          position: 'absolute',
+          width: (o.length+o.width) + 'px',
+          height: o.width + 'px',
+          background: color,
+          boxShadow: shadow,
+          transformOrigin: 'left',
+          transform: 'rotate(' + ~~(360/o.lines*i+o.rotate) + 'deg) translate(' + o.radius+'px' +',0)',
+          borderRadius: (o.corners * o.width>>1) + 'px'
+        })
+      }
+
+      for (; i < o.lines; i++) {
+        seg = css(createEl(), {
+          position: 'absolute',
+          top: 1+~(o.width/2) + 'px',
+          transform: o.hwaccel ? 'translate3d(0,0,0)' : '',
+          opacity: o.opacity,
+          animation: useCssAnimations && addAnimation(o.opacity, o.trail, start + i * o.direction, o.lines) + ' ' + 1/o.speed + 's linear infinite'
+        })
+
+        if (o.shadow) ins(seg, css(fill('#000', '0 0 4px ' + '#000'), {top: 2+'px'}))
+
+        ins(el, ins(seg, fill(o.color, '0 0 1px rgba(0,0,0,.1)')))
+      }
+      return el
+    },
+
+    /**
+     * Internal method that adjusts the opacity of a single line.
+     * Will be overwritten in VML fallback mode below.
+     */
+    opacity: function(el, i, val) {
+      if (i < el.childNodes.length) el.childNodes[i].style.opacity = val
+    }
+
+  })
+
+
+  function initVML() {
+
+    /* Utility function to create a VML tag */
+    function vml(tag, attr) {
+      return createEl('<' + tag + ' xmlns="urn:schemas-microsoft.com:vml" class="spin-vml">', attr)
+    }
+
+    // No CSS transforms but VML support, add a CSS rule for VML elements:
+    sheet.addRule('.spin-vml', 'behavior:url(#default#VML)')
+
+    Spinner.prototype.lines = function(el, o) {
+      var r = o.length+o.width
+        , s = 2*r
+
+      function grp() {
+        return css(
+          vml('group', {
+            coordsize: s + ' ' + s,
+            coordorigin: -r + ' ' + -r
+          }),
+          { width: s, height: s }
+        )
+      }
+
+      var margin = -(o.width+o.length)*2 + 'px'
+        , g = css(grp(), {position: 'absolute', top: margin, left: margin})
+        , i
+
+      function seg(i, dx, filter) {
+        ins(g,
+          ins(css(grp(), {rotation: 360 / o.lines * i + 'deg', left: ~~dx}),
+            ins(css(vml('roundrect', {arcsize: o.corners}), {
+                width: r,
+                height: o.width,
+                left: o.radius,
+                top: -o.width>>1,
+                filter: filter
+              }),
+              vml('fill', {color: o.color, opacity: o.opacity}),
+              vml('stroke', {opacity: 0}) // transparent stroke to fix color bleeding upon opacity change
+            )
+          )
+        )
+      }
+
+      if (o.shadow)
+        for (i = 1; i <= o.lines; i++)
+          seg(i, -2, 'progid:DXImageTransform.Microsoft.Blur(pixelradius=2,makeshadow=1,shadowopacity=.3)')
+
+      for (i = 1; i <= o.lines; i++) seg(i)
+      return ins(el, g)
+    }
+
+    Spinner.prototype.opacity = function(el, i, val, o) {
+      var c = el.firstChild
+      o = o.shadow && o.lines || 0
+      if (c && i+o < c.childNodes.length) {
+        c = c.childNodes[i+o]; c = c && c.firstChild; c = c && c.firstChild
+        if (c) c.opacity = val
+      }
+    }
+  }
+
+  var probe = css(createEl('group'), {behavior: 'url(#default#VML)'})
+
+  if (!vendor(probe, 'transform') && probe.adj) initVML()
+  else useCssAnimations = vendor(probe, 'animation')
+
+  return Spinner
+
+}));