/* ========================================================================

 * Bootstrap: popover.js v3.0.3

 * http://getbootstrap.com/javascript/#popovers

 * ========================================================================

 * Copyright 2013 Twitter, Inc.

 *

 * 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.

 * ======================================================================== */

+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')[this.options.html ? 'html' : '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) $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);