source: extensions/TakeATour/js/custom-bootstrap-tour-standalone.js @ 29154

/* ===========================================================
# bootstrap-tour - v0.9.0
# http://bootstraptour.com
# ==============================================================
# Copyright 2012-2013 Ulrich Sossou
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
*/
/* ========================================================================
 * Bootstrap: tooltip.js v3.1.0
 * http://getbootstrap.com/javascript/#tooltip
 * Inspired by the original jQuery.tipsy by Jason Frame
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // TOOLTIP PUBLIC CLASS DEFINITION
  // ===============================

  var Tooltip = function (element, options) {
    this.type       =
    this.options    =
    this.enabled    =
    this.timeout    =
    this.hoverState =
    this.$element   = null

    this.init('tooltip', element, options)
  }

  Tooltip.DEFAULTS = {
    animation: true,
    placement: 'top',
    selector: false,
    template: '<div class="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>',
    trigger: 'hover focus',
    title: '',
    delay: 0,
    html: false,
    container: false
  }

  Tooltip.prototype.init = function (type, element, options) {
    this.enabled  = true
    this.type     = type
    this.$element = $(element)
    this.options  = this.getOptions(options)

    var triggers = this.options.trigger.split(' ')

    for (var i = triggers.length; i--;) {
      var trigger = triggers[i]

      if (trigger == 'click') {
        this.$element.on('click.' + this.type, this.options.selector, $.proxy(this.toggle, this))
      } else if (trigger != 'manual') {
        var eventIn  = trigger == 'hover' ? 'mouseenter' : 'focusin'
        var eventOut = trigger == 'hover' ? 'mouseleave' : 'focusout'

        this.$element.on(eventIn  + '.' + this.type, this.options.selector, $.proxy(this.enter, this))
        this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this))
      }
    }

    this.options.selector ?
      (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
      this.fixTitle()
  }

  Tooltip.prototype.getDefaults = function () {
    return Tooltip.DEFAULTS
  }

  Tooltip.prototype.getOptions = function (options) {
    options = $.extend({}, this.getDefaults(), this.$element.data(), options)

    if (options.delay && typeof options.delay == 'number') {
      options.delay = {
        show: options.delay,
        hide: options.delay
      }
    }

    return options
  }

  Tooltip.prototype.getDelegateOptions = function () {
    var options  = {}
    var defaults = this.getDefaults()

    this._options && $.each(this._options, function (key, value) {
      if (defaults[key] != value) options[key] = value
    })

    return options
  }

  Tooltip.prototype.enter = function (obj) {
    var self = obj instanceof this.constructor ?
      obj : $(obj.currentTarget)[this.type](this.getDelegateOptions()).data('bs.' + this.type)

    clearTimeout(self.timeout)

    self.hoverState = 'in'

    if (!self.options.delay || !self.options.delay.show) return self.show()

    self.timeout = setTimeout(function () {
      if (self.hoverState == 'in') self.show()
    }, self.options.delay.show)
  }

  Tooltip.prototype.leave = function (obj) {
    var self = obj instanceof this.constructor ?
      obj : $(obj.currentTarget)[this.type](this.getDelegateOptions()).data('bs.' + this.type)

    clearTimeout(self.timeout)

    self.hoverState = 'out'

    if (!self.options.delay || !self.options.delay.hide) return self.hide()

    self.timeout = setTimeout(function () {
      if (self.hoverState == 'out') self.hide()
    }, self.options.delay.hide)
  }

  Tooltip.prototype.show = function () {
    var e = $.Event('show.bs.' + this.type)

    if (this.hasContent() && this.enabled) {
      this.$element.trigger(e)

      if (e.isDefaultPrevented()) return
      var that = this;

      var $tip = this.tip()

      this.setContent()

      if (this.options.animation) $tip.addClass('fade')

      var placement = typeof this.options.placement == 'function' ?
        this.options.placement.call(this, $tip[0], this.$element[0]) :
        this.options.placement

      var autoToken = /\s?auto?\s?/i
      var autoPlace = autoToken.test(placement)
      if (autoPlace) placement = placement.replace(autoToken, '') || 'top'

      $tip
        .detach()
        .css({ top: 0, left: 0, display: 'block' })
        .addClass(placement)

      this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element)

      var pos          = this.getPosition()
      var actualWidth  = $tip[0].offsetWidth
      var actualHeight = $tip[0].offsetHeight

      if (autoPlace) {
        var $parent = this.$element.parent()

        var orgPlacement = placement
        var docScroll    = document.documentElement.scrollTop || document.body.scrollTop
        var parentWidth  = this.options.container == 'body' ? window.innerWidth  : $parent.outerWidth()
        var parentHeight = this.options.container == 'body' ? window.innerHeight : $parent.outerHeight()
        var parentLeft   = this.options.container == 'body' ? 0 : $parent.offset().left

        placement = placement == 'bottom' && pos.top   + pos.height  + actualHeight - docScroll > parentHeight  ? 'top'    :
                    placement == 'top'    && pos.top   - docScroll   - actualHeight < 0                         ? 'bottom' :
                    placement == 'right'  && pos.right + actualWidth > parentWidth                              ? 'left'   :
                    placement == 'left'   && pos.left  - actualWidth < parentLeft                               ? 'right'  :
                    placement

        $tip
          .removeClass(orgPlacement)
          .addClass(placement)
      }

      var calculatedOffset = this.getCalculatedOffset(placement, pos, actualWidth, actualHeight)

      this.applyPlacement(calculatedOffset, placement)
      this.hoverState = null

      var complete = function() {
        that.$element.trigger('shown.bs.' + that.type)
      }

      $.support.transition && this.$tip.hasClass('fade') ?
        $tip
          .one($.support.transition.end, complete)
          .emulateTransitionEnd(150) :
        complete()
    }
  }

  Tooltip.prototype.applyPlacement = function (offset, placement) {
    var replace
    var $tip   = this.tip()
    var width  = $tip[0].offsetWidth
    var height = $tip[0].offsetHeight

    // manually read margins because getBoundingClientRect includes difference
    var marginTop = parseInt($tip.css('margin-top'), 10)
    var marginLeft = parseInt($tip.css('margin-left'), 10)

    // we must check for NaN for ie 8/9
    if (isNaN(marginTop))  marginTop  = 0
    if (isNaN(marginLeft)) marginLeft = 0

    offset.top  = offset.top  + marginTop
    offset.left = offset.left + marginLeft

    // $.fn.offset doesn't round pixel values
    // so we use setOffset directly with our own function B-0
    $.offset.setOffset($tip[0], $.extend({
      using: function (props) {
        $tip.css({
          top: Math.round(props.top),
          left: Math.round(props.left)
        })
      }
    }, offset), 0)

    $tip.addClass('in')

    // check to see if placing tip in new offset caused the tip to resize itself
    var actualWidth  = $tip[0].offsetWidth
    var actualHeight = $tip[0].offsetHeight

    if (placement == 'top' && actualHeight != height) {
      replace = true
      offset.top = offset.top + height - actualHeight
    }

    if (/bottom|top/.test(placement)) {
      var delta = 0

      if (offset.left < 0) {
        delta       = offset.left * -2
        offset.left = 0

        $tip.offset(offset)

        actualWidth  = $tip[0].offsetWidth
        actualHeight = $tip[0].offsetHeight
      }

      this.replaceArrow(delta - width + actualWidth, actualWidth, 'left')
    } else {
      this.replaceArrow(actualHeight - height, actualHeight, 'top')
    }

    if (replace) $tip.offset(offset)
  }

  Tooltip.prototype.replaceArrow = function (delta, dimension, position) {
    this.arrow().css(position, delta ? (50 * (1 - delta / dimension) + '%') : '')
  }

  Tooltip.prototype.setContent = function () {
    var $tip  = this.tip()
    var title = this.getTitle()

    $tip.find('.tooltip-inner')[this.options.html ? 'html' : 'text'](title)
    $tip.removeClass('fade in top bottom left right')
  }

  Tooltip.prototype.hide = function () {
    var that = this
    var $tip = this.tip()
    var e    = $.Event('hide.bs.' + this.type)

    function complete() {
      if (that.hoverState != 'in') $tip.detach()
      that.$element.trigger('hidden.bs.' + that.type)
    }

    this.$element.trigger(e)

    if (e.isDefaultPrevented()) return

    $tip.removeClass('in')

    $.support.transition && this.$tip.hasClass('fade') ?
      $tip
        .one($.support.transition.end, complete)
        .emulateTransitionEnd(150) :
      complete()

    this.hoverState = null

    return this
  }

  Tooltip.prototype.fixTitle = function () {
    var $e = this.$element
    if ($e.attr('title') || typeof($e.attr('data-original-title')) != 'string') {
      $e.attr('data-original-title', $e.attr('title') || '').attr('title', '')
    }
  }

  Tooltip.prototype.hasContent = function () {
    return this.getTitle()
  }

  Tooltip.prototype.getPosition = function () {
    var el = this.$element[0]
    return $.extend({}, (typeof el.getBoundingClientRect == 'function') ? el.getBoundingClientRect() : {
      width: el.offsetWidth,
      height: el.offsetHeight
    }, this.$element.offset())
  }

  Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) {
    return placement == 'bottom' ? { top: pos.top + pos.height,   left: pos.left + pos.width / 2 - actualWidth / 2  } :
           placement == 'top'    ? { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2  } :
           placement == 'left'   ? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth } :
        /* placement == 'right' */ { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width   }
  }

  Tooltip.prototype.getTitle = function () {
    var title
    var $e = this.$element
    var o  = this.options

    title = $e.attr('data-original-title')
      || (typeof o.title == 'function' ? o.title.call($e[0]) :  o.title)

    return title
  }

  Tooltip.prototype.tip = function () {
    return this.$tip = this.$tip || $(this.options.template)
  }

  Tooltip.prototype.arrow = function () {
    return this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow')
  }

  Tooltip.prototype.validate = function () {
    if (!this.$element[0].parentNode) {
      this.hide()
      this.$element = null
      this.options  = null
    }
  }

  Tooltip.prototype.enable = function () {
    this.enabled = true
  }

  Tooltip.prototype.disable = function () {
    this.enabled = false
  }

  Tooltip.prototype.toggleEnabled = function () {
    this.enabled = !this.enabled
  }

  Tooltip.prototype.toggle = function (e) {
    var self = e ? $(e.currentTarget)[this.type](this.getDelegateOptions()).data('bs.' + this.type) : this
    self.tip().hasClass('in') ? self.leave(self) : self.enter(self)
  }

  Tooltip.prototype.destroy = function () {
    clearTimeout(this.timeout)
    this.hide().$element.off('.' + this.type).removeData('bs.' + this.type)
  }


  // TOOLTIP PLUGIN DEFINITION
  // =========================

  var old = $.fn.tooltip

  $.fn.tooltip = function (option) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.tooltip')
      var options = typeof option == 'object' && option

      if (!data && option == 'destroy') return
      if (!data) $this.data('bs.tooltip', (data = new Tooltip(this, options)))
      if (typeof option == 'string') data[option]()
    })
  }

  $.fn.tooltip.Constructor = Tooltip


  // TOOLTIP NO CONFLICT
  // ===================

  $.fn.tooltip.noConflict = function () {
    $.fn.tooltip = old
    return this
  }

}(jQuery);

/* ========================================================================
 * Bootstrap: popover.js v3.1.0
 * http://getbootstrap.com/javascript/#popovers
 * ========================================================================
 * Copyright 2011-2014 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * ======================================================================== */


+function ($) {
  'use strict';

  // POPOVER PUBLIC CLASS DEFINITION
  // ===============================

  var Popover = function (element, options) {
    this.init('popover', element, options)
  }

  if (!$.fn.tooltip) throw new Error('Popover requires tooltip.js')

  Popover.DEFAULTS = $.extend({}, $.fn.tooltip.Constructor.DEFAULTS, {
    placement: 'right',
    trigger: 'click',
    content: '',
    template: '<div class="popover"><div class="arrow"></div><h3 class="popover-title"></h3><div class="popover-content"></div></div>'
  })


  // NOTE: POPOVER EXTENDS tooltip.js
  // ================================

  Popover.prototype = $.extend({}, $.fn.tooltip.Constructor.prototype)

  Popover.prototype.constructor = Popover

  Popover.prototype.getDefaults = function () {
    return Popover.DEFAULTS
  }

  Popover.prototype.setContent = function () {
    var $tip    = this.tip()
    var title   = this.getTitle()
    var content = this.getContent()

    $tip.find('.popover-title')[this.options.html ? 'html' : 'text'](title)
    $tip.find('.popover-content')[ // we use append for html objects to maintain js events
      this.options.html ? (typeof content == 'string' ? 'html' : 'append') : 'text'
    ](content)

    $tip.removeClass('fade top bottom left right in')

    // IE8 doesn't accept hiding via the `:empty` pseudo selector, we have to do
    // this manually by checking the contents.
    if (!$tip.find('.popover-title').html()) $tip.find('.popover-title').hide()
  }

  Popover.prototype.hasContent = function () {
    return this.getTitle() || this.getContent()
  }

  Popover.prototype.getContent = function () {
    var $e = this.$element
    var o  = this.options

    return $e.attr('data-content')
      || (typeof o.content == 'function' ?
            o.content.call($e[0]) :
            o.content)
  }

  Popover.prototype.arrow = function () {
    return this.$arrow = this.$arrow || this.tip().find('.arrow')
  }

  Popover.prototype.tip = function () {
    if (!this.$tip) this.$tip = $(this.options.template)
    return this.$tip
  }


  // POPOVER PLUGIN DEFINITION
  // =========================

  var old = $.fn.popover

  $.fn.popover = function (option) {
    return this.each(function () {
      var $this   = $(this)
      var data    = $this.data('bs.popover')
      var options = typeof option == 'object' && option

      if (!data && option == 'destroy') return
      if (!data) $this.data('bs.popover', (data = new Popover(this, options)))
      if (typeof option == 'string') data[option]()
    })
  }

  $.fn.popover.Constructor = Popover


  // POPOVER NO CONFLICT
  // ===================

  $.fn.popover.noConflict = function () {
    $.fn.popover = old
    return this
  }

}(jQuery);

(function($, window) {
  var Tour, document;
  document = window.document;
  Tour = (function() {
    function Tour(options) {
      this._options = $.extend({
        name: "tour",
        steps: [],
        container: "body",
        keyboard: true,
        storage: window.localStorage,
        debug: false,
        backdrop: false,
        redirect: true,
        orphan: false,
        duration: false,
        basePath: "",
        template: "<div class='popover'>          <div class='arrow'></div>          <h3 class='popover-title'></h3>          <div class='popover-content'></div>          <div class='popover-navigation'>            <div class='btn-group'>              <button class='btn btn-sm btn-default' data-role='prev'>&laquo; Prev</button>              <button class='btn btn-sm btn-default' data-role='next'>Next &raquo;</button>              <button class='btn btn-sm btn-default' data-role='pause-resume' data-pause-text='Pause' data-resume-text='Resume'>Pause</button>            </div>            <button class='btn btn-sm btn-default' data-role='end'>End tour</button>          </div>        </div>",
        afterSetState: function(key, value) {},
        afterGetState: function(key, value) {},
        afterRemoveState: function(key) {},
        onStart: function(tour) {},
        onEnd: function(tour) {},
        onShow: function(tour) {},
        onShown: function(tour) {},
        onHide: function(tour) {},
        onHidden: function(tour) {},
        onNext: function(tour) {},
        onPrev: function(tour) {},
        onPause: function(tour, duration) {},
        onResume: function(tour, duration) {}
      }, options);
      this._force = false;
      this._inited = false;
      this.backdrop = {
        overlay: null,
        $element: null,
        $background: null,
        backgroundShown: false,
        overlayElementShown: false
      };
      this;
    }

    Tour.prototype.addSteps = function(steps) {
      var step, _i, _len;
      for (_i = 0, _len = steps.length; _i < _len; _i++) {
        step = steps[_i];
        this.addStep(step);
      }
      return this;
    };

    Tour.prototype.addStep = function(step) {
      this._options.steps.push(step);
      return this;
    };

    Tour.prototype.getStep = function(i) {
      if (this._options.steps[i] != null) {
        return $.extend({
          id: "step-" + i,
          path: "",
          placement: "right",
          title: "",
          content: "<p></p>",
          next: i === this._options.steps.length - 1 ? -1 : i + 1,
          prev: i - 1,
          animation: true,
          container: this._options.container,
          backdrop: this._options.backdrop,
          redirect: this._options.redirect,
          orphan: this._options.orphan,
          duration: this._options.duration,
          template: this._options.template,
          onShow: this._options.onShow,
          onShown: this._options.onShown,
          onHide: this._options.onHide,
          onHidden: this._options.onHidden,
          onNext: this._options.onNext,
          onPrev: this._options.onPrev,
          onPause: this._options.onPause,
          onResume: this._options.onResume
        }, this._options.steps[i]);
      }
    };

    Tour.prototype.init = function(force) {
      this._force = force;
      if (this.ended()) {
        this._debug("Tour ended, init prevented.");
        return this;
      }
      this.setCurrentStep();
      this._initMouseNavigation();
      this._initKeyboardNavigation();
      this._onResize((function(_this) {
        return function() {
        return _this.showStep(_this._current);
        };
      })(this));
      if (this._current !== null) {
        this.showStep(this._current);
      }
      this._inited = true;
      return this;
    };

    Tour.prototype.start = function(force) {
      var promise;
      if (force == null) {
        force = false;
      }
      if (!this._inited) {
        this.init(force);
      }
      if (this._current === null) {
        promise = this._makePromise(this._options.onStart != null ? this._options.onStart(this) : void 0);
        this._callOnPromiseDone(promise, this.showStep, 0);
      }
      return this;
    };

    Tour.prototype.next = function() {
      var promise;
      promise = this.hideStep(this._current);
      return this._callOnPromiseDone(promise, this._showNextStep);
    };

    Tour.prototype.prev = function() {
      var promise;
      promise = this.hideStep(this._current);
      return this._callOnPromiseDone(promise, this._showPrevStep);
    };

    Tour.prototype.goTo = function(i) {
      var promise;
      promise = this.hideStep(this._current);
      return this._callOnPromiseDone(promise, this.showStep, i);
    };

    Tour.prototype.end = function() {
      var endHelper, promise;
      endHelper = (function(_this) {
        return function(e) {
        $(document).off("click.tour-" + _this._options.name);
        $(document).off("keyup.tour-" + _this._options.name);
        $(window).off("resize.tour-" + _this._options.name);
        _this._setState("end", "yes");
        _this._inited = false;
        _this._force = false;
        _this._clearTimer();
        if (_this._options.onEnd != null) {
          return _this._options.onEnd(_this);
        }
      };
      })(this);
      promise = this.hideStep(this._current);
      return this._callOnPromiseDone(promise, endHelper);
    };

    Tour.prototype.ended = function() {
      return !this._force && !!this._getState("end");
    };

    Tour.prototype.restart = function() {
      this._removeState("current_step");
      this._removeState("end");
      this.setCurrentStep(0);
      return this.start();
    };

    Tour.prototype.pause = function() {
      var step;
      step = this.getStep(this._current);
      if (!(step && step.duration)) {
        return this;
      }
      this._paused = true;
      this._duration -= new Date().getTime() - this._start;
      window.clearTimeout(this._timer);
      this._debug("Paused/Stopped step " + (this._current + 1) + " timer (" + this._duration + " remaining).");
      if (step.onPause != null) {
        return step.onPause(this, this._duration);
      }
    };

    Tour.prototype.resume = function() {
      var step;
      step = this.getStep(this._current);
      if (!(step && step.duration)) {
        return this;
      }
      this._paused = false;
      this._start = new Date().getTime();
      this._duration = this._duration || step.duration;
      this._timer = window.setTimeout((function(_this) {
        return function() {
        if (_this._isLast()) {
          return _this.next();
        } else {
          return _this.end();
        }
        };
      })(this), this._duration);
      this._debug("Started step " + (this._current + 1) + " timer with duration " + this._duration);
      if ((step.onResume != null) && this._duration !== step.duration) {
        return step.onResume(this, this._duration);
      }
    };

    Tour.prototype.hideStep = function(i) {
      var hideStepHelper, promise, step;
      step = this.getStep(i);
      if (!step) {
        return;
      }
      this._clearTimer();
      promise = this._makePromise(step.onHide != null ? step.onHide(this, i) : void 0);
      hideStepHelper = (function(_this) {
        return function(e) {
        var $element;
        $element = $(step.element);
        if (!($element.data("bs.popover") || $element.data("popover"))) {
          $element = $("body");
        }
          $element.popover("destroy").removeClass("tour-" + _this._options.name + "-element tour-" + _this._options.name + "-" + i + "-element");
        if (step.reflex) {
          $element.css("cursor", "").off("click.tour-" + _this._options.name);
        }
        if (step.backdrop) {
          _this._hideBackdrop();
        }
        if (step.onHidden != null) {
          return step.onHidden(_this);
        }
      };
      })(this);
      this._callOnPromiseDone(promise, hideStepHelper);
      return promise;
    };

    Tour.prototype.showStep = function(i) {
      var promise, showStepHelper, skipToPrevious, step;
      if (this.ended()) {
        this._debug("Tour ended, showStep prevented.");
        return this;
      }
      step = this.getStep(i);
      if (!step) {
        return;
      }
      skipToPrevious = i < this._current;
      promise = this._makePromise(step.onShow != null ? step.onShow(this, i) : void 0);
      showStepHelper = (function(_this) {
        return function(e) {
        var current_path, path;
        _this.setCurrentStep(i);
        path = (function() {
            switch ({}.toString.call(step.path)) {
            case "[object Function]":
              return step.path();
            case "[object String]":
              return this._options.basePath + step.path;
            default:
              return step.path;
          }
        }).call(_this);
        current_path = document.location.href;
        if (_this._isRedirect(path, current_path)) {
          if (toString.call(path) === "[object RegExp]") {
            _this._redirect(step, path);
          }
          else {
            path = document.location.protocol+'//'+path;
            _this._redirect(step, path);
          }
          return;
        }
        if (_this._isOrphan(step)) {
          if (!step.orphan) {
            _this._debug("Skip the orphan step " + (_this._current + 1) + ". Orphan option is false and the element doesn't exist or is hidden.");
            if (skipToPrevious) {
              _this._showPrevStep();
            } else {
              _this._showNextStep();
            }
            return;
          }
          _this._debug("Show the orphan step " + (_this._current + 1) + ". Orphans option is true.");
        }
        if (step.title  === "" & step.content  === "") {
            if (skipToPrevious) {
              _this._showPrevStep();
            } else {
              _this._showNextStep();
            }
            return;
        }
        if (step.backdrop) {
          _this._showBackdrop(!_this._isOrphan(step) ? step.element : void 0);
        }
        _this._scrollIntoView(step.element, function() {
          if ((step.element != null) && step.backdrop) {
            _this._showOverlayElement(step.element);
          }
          _this._showPopover(step, i);
          if (step.onShown != null) {
            step.onShown(_this);
          }
          return _this._debug("Step " + (_this._current + 1) + " of " + _this._options.steps.length);
        });
        if (step.duration) {
          return _this.resume();
        }
      };
      })(this);
      this._callOnPromiseDone(promise, showStepHelper);
      return promise;
    };

    Tour.prototype.getCurrentStep = function() {
      return this._current;
    };

    Tour.prototype.setCurrentStep = function(value) {
      if (value != null) {
        this._current = value;
        this._setState("current_step", value);
      } else {
        this._current = this._getState("current_step");
        this._current = this._current === null ? null : parseInt(this._current, 10);
      }
      return this;
    };

    Tour.prototype._setState = function(key, value) {
      var e, keyName;
      if (this._options.storage) {
        keyName = "" + this._options.name + "_" + key;
        try {
          this._options.storage.setItem(keyName, value);
        } catch (_error) {
          e = _error;
          if (e.code === DOMException.QUOTA_EXCEEDED_ERR) {
            this.debug("LocalStorage quota exceeded. State storage failed.");
          }
        }
        return this._options.afterSetState(keyName, value);
      } else {
        if (this._state == null) {
          this._state = {};
        }
        return this._state[key] = value;
      }
    };

    Tour.prototype._removeState = function(key) {
      var keyName;
      if (this._options.storage) {
        keyName = "" + this._options.name + "_" + key;
        this._options.storage.removeItem(keyName);
        return this._options.afterRemoveState(keyName);
      } else {
        if (this._state != null) {
          return delete this._state[key];
        }
      }
    };

    Tour.prototype._getState = function(key) {
      var keyName, value;
      if (this._options.storage) {
        keyName = "" + this._options.name + "_" + key;
        value = this._options.storage.getItem(keyName);
      } else {
        if (this._state != null) {
          value = this._state[key];
        }
      }
      if (value === void 0 || value === "null") {
        value = null;
      }
      this._options.afterGetState(key, value);
      return value;
    };

    Tour.prototype._showNextStep = function() {
      var promise, showNextStepHelper, step;
      step = this.getStep(this._current);
      showNextStepHelper = (function(_this) {
        return function(e) {
        return _this.showStep(step.next);
      };
      })(this);
      promise = this._makePromise(step.onNext != null ? step.onNext(this) : void 0);
      return this._callOnPromiseDone(promise, showNextStepHelper);
    };

    Tour.prototype._showPrevStep = function() {
      var promise, showPrevStepHelper, step;
      step = this.getStep(this._current);
      showPrevStepHelper = (function(_this) {
        return function(e) {
        return _this.showStep(step.prev);
      };
      })(this);
      promise = this._makePromise(step.onPrev != null ? step.onPrev(this) : void 0);
      return this._callOnPromiseDone(promise, showPrevStepHelper);
    };

    Tour.prototype._debug = function(text) {
      if (this._options.debug) {
        return window.console.log("Bootstrap Tour '" + this._options.name + "' | " + text);
      }
    };

    Tour.prototype._isRedirect = function(path, currentPath) {
      return (path != null) && path !== "" && ((toString.call(path) === "[object RegExp]" && !path.test(currentPath)) || (toString.call(path) === "[object String]" && path !== currentPath.replace("http://", "").replace("https://", "")));
    };

    Tour.prototype._redirect = function(step, path) {
      if ($.isFunction(step.redirect)) {
        return step.redirect.call(this, path);
      } else if (step.redirect === true) {
        this._debug("Redirect to " + path);
        return document.location.href = path;
      }
    };

    Tour.prototype._isOrphan = function(step) {
      return (step.element == null) || !$(step.element).length || $(step.element).is(":hidden") && ($(step.element)[0].namespaceURI !== "http://www.w3.org/2000/svg");
    };

    Tour.prototype._isLast = function() {
      return this._current < this._options.steps.length - 1;
    };

    Tour.prototype._showPopover = function(step, i) {
      var $element, $navigation, $template, $tip, isOrphan, options;
      options = $.extend({}, this._options);
      $template = $.isFunction(step.template) ? $(step.template(i, step)) : $(step.template);
      $navigation = $template.find(".popover-navigation");
      isOrphan = this._isOrphan(step);
      if (isOrphan) {
        step.element = "body";
        step.placement = "top";
        $template = $template.addClass("orphan");
      }
      $element = $(step.element);
      $template.addClass("tour-" + this._options.name + " tour-" + this._options.name + "-" + i);
      $element.addClass("tour-" + this._options.name + "-element tour-" + this._options.name + "-" + i + "-element");
      if (step.options) {
        $.extend(options, step.options);
      }
      if (step.reflex & !isOrphan) {
        $element.css("cursor", "pointer").on("click.tour-" + this._options.name, (function(_this) {
          return function() {
          if (_this._isLast()) {
            return _this.next();
          } else {
            return _this.end();
          }
          };
        })(this));
      }
      if (step.prev < 0) {
        $navigation.find("[data-role='prev']").addClass("disabled");
      }
      if (step.next < 0) {
        $navigation.find("[data-role='next']").addClass("disabled");
      }
      if (!step.duration) {
        $navigation.find("[data-role='pause-resume']").remove();
      }
      step.template = $template.clone().wrap("<div>").parent().html();
      $element.popover({
        placement: step.placement,
        trigger: "manual",
        title: step.title,
        content: step.content,
        html: true,
        animation: step.animation,
        container: step.container,
        template: step.template,
        selector: step.element
      }).popover("show");
      $tip = $element.data("bs.popover") ? $element.data("bs.popover").tip() : $element.data("popover").tip();
      $tip.attr("id", step.id);
      this._reposition($tip, step);
      if (isOrphan) {
        return this._center($tip);
      }
    };

    Tour.prototype._reposition = function($tip, step) {
      var offsetBottom, offsetHeight, offsetRight, offsetWidth, originalLeft, originalTop, tipOffset;
      offsetWidth = $tip[0].offsetWidth;
      offsetHeight = $tip[0].offsetHeight;
      tipOffset = $tip.offset();
      originalLeft = tipOffset.left;
      originalTop = tipOffset.top;
      offsetBottom = $(document).outerHeight() - tipOffset.top - $tip.outerHeight();
      if (offsetBottom < 0) {
        tipOffset.top = tipOffset.top + offsetBottom;
      }
      offsetRight = $("html").outerWidth() - tipOffset.left - $tip.outerWidth();
      if (offsetRight < 0) {
        tipOffset.left = tipOffset.left + offsetRight;
      }
      if (tipOffset.top < 0) {
        tipOffset.top = 0;
      }
      if (tipOffset.left < 0) {
        tipOffset.left = 0;
      }
      $tip.offset(tipOffset);
      if (step.placement === "bottom" || step.placement === "top") {
        if (originalLeft !== tipOffset.left) {
          return this._replaceArrow($tip, (tipOffset.left - originalLeft) * 2, offsetWidth, "left");
        }
      } else {
        if (originalTop !== tipOffset.top) {
          return this._replaceArrow($tip, (tipOffset.top - originalTop) * 2, offsetHeight, "top");
        }
      }
    };

    Tour.prototype._center = function($tip) {
      return $tip.css("top", $(window).outerHeight() / 2 - $tip.outerHeight() / 2);
    };

    Tour.prototype._replaceArrow = function($tip, delta, dimension, position) {
      return $tip.find(".arrow").css(position, delta ? 50 * (1 - delta / dimension) + "%" : "");
    };

    Tour.prototype._scrollIntoView = function(element, callback) {
      var $element, $window, counter, offsetTop, scrollTop, windowHeight;
      $element = $(element);
      if (!$element.length) {
        return callback();
      }
      $window = $(window);
      offsetTop = $element.offset().top;
      windowHeight = $window.height();
      scrollTop = Math.max(0, offsetTop - (windowHeight / 2));
      this._debug("Scroll into view. ScrollTop: " + scrollTop + ". Element offset: " + offsetTop + ". Window height: " + windowHeight + ".");
      counter = 0;
      return $("body,html").stop(true, true).animate({
        scrollTop: Math.ceil(scrollTop)
      }, (function(_this) {
        return function() {
        if (++counter === 2) {
          callback();
          return _this._debug("Scroll into view. Animation end element offset: " + ($element.offset().top) + ". Window height: " + ($window.height()) + ".");
        }
        };
      })(this));
    };

    Tour.prototype._onResize = function(callback, timeout) {
      return $(window).on("resize.tour-" + this._options.name, function() {
        clearTimeout(timeout);
        return timeout = setTimeout(callback, 100);
      });
    };

    Tour.prototype._initMouseNavigation = function() {
      var _this;
      _this = this;
      return $(document).off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='prev']:not(.disabled)").off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='next']:not(.disabled)").off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='end']").off("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='pause-resume']").on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='next']:not(.disabled)", (function(_this) {
        return function(e) {
        e.preventDefault();
        return _this.next();
        };
      })(this)).on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='prev']:not(.disabled)", (function(_this) {
        return function(e) {
        e.preventDefault();
        return _this.prev();
        };
      })(this)).on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='end']", (function(_this) {
        return function(e) {
        e.preventDefault();
        return _this.end();
        };
      })(this)).on("click.tour-" + this._options.name, ".popover.tour-" + this._options.name + " *[data-role='pause-resume']", function(e) {
        var $this;
        e.preventDefault();
        $this = $(this);
        $this.text(_this._paused ? $this.data("pause-text") : $this.data("resume-text"));
        if (_this._paused) {
          return _this.resume();
        } else {
          return _this.pause();
        }
      });
    };

    Tour.prototype._initKeyboardNavigation = function() {
      if (!this._options.keyboard) {
        return;
      }
      return $(document).on("keyup.tour-" + this._options.name, (function(_this) {
        return function(e) {
        if (!e.which) {
          return;
        }
        switch (e.which) {
          case 39:
            e.preventDefault();
            if (_this._isLast()) {
              return _this.next();
            } else {
              return _this.end();
            }
            break;
          case 37:
            e.preventDefault();
            if (_this._current > 0) {
              return _this.prev();
            }
            break;
          case 27:
            e.preventDefault();
            return _this.end();
        }
        };
      })(this));
    };

    Tour.prototype._makePromise = function(result) {
      if (result && $.isFunction(result.then)) {
        return result;
      } else {
        return null;
      }
    };

    Tour.prototype._callOnPromiseDone = function(promise, cb, arg) {
      if (promise) {
        return promise.then((function(_this) {
          return function(e) {
          return cb.call(_this, arg);
          };
        })(this));
      } else {
        return cb.call(this, arg);
      }
    };

    Tour.prototype._showBackdrop = function(element) {
      if (this.backdrop.backgroundShown) {
        return;
      }
      this.backdrop = $("<div/>", {
        "class": "tour-backdrop"
      });
      this.backdrop.backgroundShown = true;
      return $("body").append(this.backdrop);
    };

    Tour.prototype._hideBackdrop = function() {
      this._hideOverlayElement();
      return this._hideBackground();
    };

    Tour.prototype._hideBackground = function() {
      this.backdrop.remove();
      this.backdrop.overlay = null;
      return this.backdrop.backgroundShown = false;
    };

    Tour.prototype._showOverlayElement = function(element) {
      var $background, $element, offset;
      $element = $(element);
      if (!$element || $element.length === 0 || this.backdrop.overlayElementShown) {
        return;
      }
      this.backdrop.overlayElementShown = true;
      $background = $("<div/>");
      offset = $element.offset();
      offset.top = offset.top;
      offset.left = offset.left;
      $background.width($element.innerWidth()).height($element.innerHeight()).addClass("tour-step-background").offset(offset);
      $element.addClass("tour-step-backdrop");
      $("body").append($background);
      this.backdrop.$element = $element;
      return this.backdrop.$background = $background;
    };

    Tour.prototype._hideOverlayElement = function() {
      if (!this.backdrop.overlayElementShown) {
        return;
      }
      this.backdrop.$element.removeClass("tour-step-backdrop");
      this.backdrop.$background.remove();
      this.backdrop.$element = null;
      this.backdrop.$background = null;
      return this.backdrop.overlayElementShown = false;
    };

    Tour.prototype._clearTimer = function() {
      window.clearTimeout(this._timer);
      this._timer = null;
      return this._duration = null;
    };

    return Tour;

  })();
  return window.Tour = Tour;
})(jQuery, window);