grunt

1 files changed, 69 insertions, 39 deletions

diff --git a/dist/js/bootstrap.js b/dist/js/bootstrap.js
index 02cbb5c1c..0068a0f09 100644
--- a/dist/js/bootstrap.js
+++ b/dist/js/bootstrap.js
@@ -42,7 +42,8 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
 
   // http://blog.alexmaccaw.com/css-transitions
   $.fn.emulateTransitionEnd = function (duration) {
-    var called = false, $el = this
+    var called = false
+    var $el = this
     $(this).one($.support.transition.end, function () { called = true })
     var callback = function () { if (!called) $($el).trigger($.support.transition.end) }
     setTimeout(callback, duration)
@@ -297,7 +298,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
     wrap: true
   }
 
-  Carousel.prototype.cycle =  function (e) {
+  Carousel.prototype.cycle = function (e) {
     e || (this.paused = false)
 
     this.interval && clearInterval(this.interval)
@@ -364,10 +365,13 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
       $next = this.$element.find('.item')[fallback]()
     }
 
-    if ($next.hasClass('active')) return this.sliding = false
+    if ($next.hasClass('active')) return (this.sliding = false)
 
     var relatedTarget = $next[0]
-    var slideEvent = $.Event('slide.bs.carousel', { relatedTarget: relatedTarget, direction: direction })
+    var slideEvent = $.Event('slide.bs.carousel', {
+      relatedTarget: relatedTarget,
+      direction: direction
+    })
     this.$element.trigger(slideEvent)
     if (slideEvent.isDefaultPrevented()) return
 
@@ -394,7 +398,9 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
           $next.removeClass([type, direction].join(' ')).addClass('active')
           $active.removeClass(['active', direction].join(' '))
           that.sliding = false
-          setTimeout(function () { that.$element.trigger(slidEvent) }, 0)
+          setTimeout(function () {
+            that.$element.trigger(slidEvent)
+          }, 0)
         })
         .emulateTransitionEnd($active.css('transition-duration').slice(0, -1) * 1000)
     } else {
@@ -446,7 +452,8 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
   // =================
 
   $(document).on('click.bs.carousel.data-api', '[data-slide], [data-slide-to]', function (e) {
-    var $this   = $(this), href
+    var href
+    var $this   = $(this)
     var $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) //strip for ie7
     var options = $.extend({}, $target.data(), $this.data())
     var slideIndex = $this.attr('data-slide-to')
@@ -454,7 +461,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
 
     Plugin.call($target, options)
 
-    if (slideIndex = $this.attr('data-slide-to')) {
+    if (slideIndex) {
       $target.data('bs.carousel').to(slideIndex)
     }
 
@@ -631,7 +638,8 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
   // =================
 
   $(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) {
-    var $this   = $(this), href
+    var href
+    var $this   = $(this)
     var target  = $this.attr('data-target')
         || e.preventDefault()
         || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') //strip for ie7
@@ -993,7 +1001,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
     } else if (!this.isShown && this.$backdrop) {
       this.$backdrop.removeClass('in')
 
-      var callbackRemove = function() {
+      var callbackRemove = function () {
         that.removeBackdrop()
         callback && callback()
       }
@@ -1013,8 +1021,8 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
     this.scrollbarWidth = this.scrollbarWidth || this.measureScrollbar()
   }
 
-  Modal.prototype.setScrollbar =  function () {
-    var bodyPad = parseInt(this.$body.css('padding-right') || 0)
+  Modal.prototype.setScrollbar = function () {
+    var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10)
     if (this.scrollbarWidth) this.$body.css('padding-right', bodyPad + this.scrollbarWidth)
   }
 
@@ -1073,10 +1081,13 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
 
     if ($this.is('a')) e.preventDefault()
 
-    Plugin.call($target, option, this)
-    $target.one('hide.bs.modal', function () {
-      $this.is(':visible') && $this.trigger('focus')
+    $target.one('show.bs.modal', function (showEvent) {
+      if (showEvent.isDefaultPrevented()) return  // only register focus restorer if modal will actually get shown
+      $target.one('hidden.bs.modal', function () {
+        $this.is(':visible') && $this.trigger('focus')
+      })
     })
+    Plugin.call($target, option, this)
   })
 
 }(jQuery);
@@ -1228,12 +1239,17 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
     if (this.hasContent() && this.enabled) {
       this.$element.trigger(e)
 
-      if (e.isDefaultPrevented()) return
-      var that = this;
+      var inDom = $.contains(document.documentElement, this.$element[0])
+      if (e.isDefaultPrevented() || !inDom) return
+      var that = this
 
       var $tip = this.tip()
 
+      var tipId = this.getUID(this.type)
+
       this.setContent()
+      $tip.attr('id', tipId)
+      this.$element.attr('aria-describedby', tipId)
 
       if (this.options.animation) $tip.addClass('fade')
 
@@ -1249,6 +1265,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
         .detach()
         .css({ top: 0, left: 0, display: 'block' })
         .addClass(placement)
+        .data('bs.' + this.type, this)
 
       this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element)
 
@@ -1277,7 +1294,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
       this.applyPlacement(calculatedOffset, placement)
       this.hoverState = null
 
-      var complete = function() {
+      var complete = function () {
         that.$element.trigger('shown.bs.' + that.type)
       }
 
@@ -1356,6 +1373,8 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
     var $tip = this.tip()
     var e    = $.Event('hide.bs.' + this.type)
 
+    this.$element.removeAttr('aria-describedby')
+
     function complete() {
       if (that.hoverState != 'in') $tip.detach()
       that.$element.trigger('hidden.bs.' + that.type)
@@ -1380,7 +1399,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
 
   Tooltip.prototype.fixTitle = function () {
     var $e = this.$element
-    if ($e.attr('title') || typeof($e.attr('data-original-title')) != 'string') {
+    if ($e.attr('title') || typeof ($e.attr('data-original-title')) != 'string') {
       $e.attr('data-original-title', $e.attr('title') || '').attr('title', '')
     }
   }
@@ -1397,7 +1416,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
       scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : $element.scrollTop(),
       width:  isBody ? $(window).width()  : $element.outerWidth(),
       height: isBody ? $(window).height() : $element.outerHeight()
-    }, isBody ? {top: 0, left: 0} : $element.offset())
+    }, isBody ? { top: 0, left: 0 } : $element.offset())
   }
 
   Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) {
@@ -1447,12 +1466,18 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
     return title
   }
 
+  Tooltip.prototype.getUID = function (prefix) {
+    do prefix += ~~(Math.random() * 1000000)
+    while (document.getElementById(prefix))
+    return prefix
+  }
+
   Tooltip.prototype.tip = function () {
-    return this.$tip = this.$tip || $(this.options.template)
+    return (this.$tip = this.$tip || $(this.options.template))
   }
 
   Tooltip.prototype.arrow = function () {
-    return this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow')
+    return (this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow'))
   }
 
   Tooltip.prototype.validate = function () {
@@ -1599,7 +1624,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
   }
 
   Popover.prototype.arrow = function () {
-    return this.$arrow = this.$arrow || this.tip().find('.arrow')
+    return (this.$arrow = this.$arrow || this.tip().find('.arrow'))
   }
 
   Popover.prototype.tip = function () {
@@ -1655,20 +1680,17 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
   // ==========================
 
   function ScrollSpy(element, options) {
-    var href
     var process  = $.proxy(this.process, this)
 
-    this.$element       = $(element).is('body') ? $(window) : $(element)
     this.$body          = $('body')
-    this.$scrollElement = this.$element.on('scroll.bs.scrollspy', process)
+    this.$scrollElement = $(element).is('body') ? $(window) : $(element)
     this.options        = $.extend({}, ScrollSpy.DEFAULTS, options)
-    this.selector       = (this.options.target
-      || ((href = $(element).attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) //strip for ie7
-      || '') + ' .nav li > a'
-    this.offsets        = $([])
-    this.targets        = $([])
+    this.selector       = (this.options.target || '') + ' .nav li > a'
+    this.offsets        = []
+    this.targets        = []
     this.activeTarget   = null
 
+    this.$scrollElement.on('scroll.bs.scrollspy', process)
     this.refresh()
     this.process()
   }
@@ -1680,10 +1702,16 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
   }
 
   ScrollSpy.prototype.refresh = function () {
-    var offsetMethod = this.$element[0] == window ? 'offset' : 'position'
+    var offsetMethod = 'offset'
+    var offsetBase   = 0
 
-    this.offsets = $([])
-    this.targets = $([])
+    if (!$.isWindow(this.$scrollElement[0])) {
+      offsetMethod = 'position'
+      offsetBase   = this.$scrollElement.scrollTop()
+    }
+
+    this.offsets = []
+    this.targets = []
 
     var self     = this
 
@@ -1698,7 +1726,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
         return ($href
           && $href.length
           && $href.is(':visible')
-          && [[ $href[offsetMethod]().top + (!$.isWindow(self.$scrollElement.get(0)) && self.$scrollElement.scrollTop()), href ]]) || null
+          && [[$href[offsetMethod]().top + offsetBase, href]]) || null
       })
       .sort(function (a, b) { return a[0] - b[0] })
       .each(function () {
@@ -1710,14 +1738,14 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
   ScrollSpy.prototype.process = function () {
     var scrollTop    = this.$scrollElement.scrollTop() + this.options.offset
     var scrollHeight = this.$scrollElement[0].scrollHeight || Math.max(this.$body[0].scrollHeight, document.documentElement.scrollHeight)
-    var maxScroll    = scrollHeight - this.$scrollElement.height()
+    var maxScroll    = this.options.offset + scrollHeight - this.$scrollElement.height()
     var offsets      = this.offsets
     var targets      = this.targets
     var activeTarget = this.activeTarget
     var i
 
     if (scrollTop >= maxScroll) {
-      return activeTarget != (i = targets.last()[0]) && this.activate(i)
+      return activeTarget != (i = targets[targets.length - 1]) && this.activate(i)
     }
 
     if (activeTarget && scrollTop <= offsets[0]) {
@@ -1728,7 +1756,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
       activeTarget != targets[i]
         && scrollTop >= offsets[i]
         && (!offsets[i + 1] || scrollTop <= offsets[i + 1])
-        && this.activate( targets[i] )
+        && this.activate(targets[i])
     }
   }
 
@@ -1892,7 +1920,7 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
   // TAB PLUGIN DEFINITION
   // =====================
 
-  function Plugin( option ) {
+  function Plugin(option) {
     return this.each(function () {
       var $this = $(this)
       var data  = $this.data('bs.tab')
@@ -2015,7 +2043,9 @@ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript re
       .trigger($.Event(affixType.replace('affix', 'affixed')))
 
     if (affix == 'bottom') {
-      this.$element.offset({ top: scrollHeight - this.$element.height() - offsetBottom })
+      this.$element.offset({
+        top: scrollHeight - this.$element.height() - offsetBottom
+      })
     }
   }