CasperSecurity
/*!
* Lightbox for Bootstrap by @ashleydw
* https://github.com/ashleydw/lightbox
*
* License: https://github.com/ashleydw/lightbox/blob/master/LICENSE
*/
+function ($) {
'use strict';
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
var Lightbox = (function ($) {
var NAME = 'ekkoLightbox';
var JQUERY_NO_CONFLICT = $.fn[NAME];
var Default = {
title: '',
footer: '',
maxWidth: 9999,
maxHeight: 9999,
showArrows: true, //display the left / right arrows or not
wrapping: true, //if true, gallery loops infinitely
type: null, //force the lightbox into image / youtube mode. if null, or not image|youtube|vimeo; detect it
alwaysShowClose: false, //always show the close button, even if there is no title
loadingMessage: '<div class="ekko-lightbox-loader"><div><div></div><div></div></div></div>', // http://tobiasahlin.com/spinkit/
leftArrow: '<span>❮</span>',
rightArrow: '<span>❯</span>',
strings: {
close: 'Close',
fail: 'Failed to load image:',
type: 'Could not detect remote target type. Force the type using data-type'
},
doc: document, // if in an iframe can specify top.document
onShow: function onShow() {},
onShown: function onShown() {},
onHide: function onHide() {},
onHidden: function onHidden() {},
onNavigate: function onNavigate() {},
onContentLoaded: function onContentLoaded() {}
};
var Lightbox = (function () {
_createClass(Lightbox, null, [{
key: 'Default',
/**
Class properties:
_$element: null -> the <a> element currently being displayed
_$modal: The bootstrap modal generated
_$modalDialog: The .modal-dialog
_$modalContent: The .modal-content
_$modalBody: The .modal-body
_$modalHeader: The .modal-header
_$modalFooter: The .modal-footer
_$lightboxContainerOne: Container of the first lightbox element
_$lightboxContainerTwo: Container of the second lightbox element
_$lightboxBody: First element in the container
_$modalArrows: The overlayed arrows container
_$galleryItems: Other <a>'s available for this gallery
_galleryName: Name of the current data('gallery') showing
_galleryIndex: The current index of the _$galleryItems being shown
_config: {} the options for the modal
_modalId: unique id for the current lightbox
_padding / _border: CSS properties for the modal container; these are used to calculate the available space for the content
*/
get: function get() {
return Default;
}
}]);
function Lightbox($element, config) {
var _this = this;
_classCallCheck(this, Lightbox);
this._config = $.extend({}, Default, config);
this._$modalArrows = null;
this._galleryIndex = 0;
this._galleryName = null;
this._padding = null;
this._border = null;
this._titleIsShown = false;
this._footerIsShown = false;
this._wantedWidth = 0;
this._wantedHeight = 0;
this._touchstartX = 0;
this._touchendX = 0;
this._modalId = 'ekkoLightbox-' + Math.floor(Math.random() * 1000 + 1);
this._$element = $element instanceof jQuery ? $element : $($element);
this._isBootstrap3 = $.fn.modal.Constructor.VERSION[0] == 3;
var h4 = '<h4 class="modal-title">' + (this._config.title || " ") + '</h4>';
var btn = '<button type="button" class="close" data-dismiss="modal" aria-label="' + this._config.strings.close + '"><span aria-hidden="true">×</span></button>';
var header = '<div class="modal-header' + (this._config.title || this._config.alwaysShowClose ? '' : ' hide') + '">' + (this._isBootstrap3 ? btn + h4 : h4 + btn) + '</div>';
var footer = '<div class="modal-footer' + (this._config.footer ? '' : ' hide') + '">' + (this._config.footer || " ") + '</div>';
var body = '<div class="modal-body"><div class="ekko-lightbox-container"><div class="ekko-lightbox-item fade in show"></div><div class="ekko-lightbox-item fade"></div></div></div>';
var dialog = '<div class="modal-dialog" role="document"><div class="modal-content">' + header + body + footer + '</div></div>';
$(this._config.doc.body).append('<div id="' + this._modalId + '" class="ekko-lightbox modal fade" tabindex="-1" tabindex="-1" role="dialog" aria-hidden="true">' + dialog + '</div>');
this._$modal = $('#' + this._modalId, this._config.doc);
this._$modalDialog = this._$modal.find('.modal-dialog').first();
this._$modalContent = this._$modal.find('.modal-content').first();
this._$modalBody = this._$modal.find('.modal-body').first();
this._$modalHeader = this._$modal.find('.modal-header').first();
this._$modalFooter = this._$modal.find('.modal-footer').first();
this._$lightboxContainer = this._$modalBody.find('.ekko-lightbox-container').first();
this._$lightboxBodyOne = this._$lightboxContainer.find('> div:first-child').first();
this._$lightboxBodyTwo = this._$lightboxContainer.find('> div:last-child').first();
this._border = this._calculateBorders();
this._padding = this._calculatePadding();
this._galleryName = this._$element.data('gallery');
if (this._galleryName) {
this._$galleryItems = $(document.body).find('*[data-gallery="' + this._galleryName + '"]');
this._galleryIndex = this._$galleryItems.index(this._$element);
$(document).on('keydown.ekkoLightbox', this._navigationalBinder.bind(this));
// add the directional arrows to the modal
if (this._config.showArrows && this._$galleryItems.length > 1) {
this._$lightboxContainer.append('<div class="ekko-lightbox-nav-overlay"><a href="#">' + this._config.leftArrow + '</a><a href="#">' + this._config.rightArrow + '</a></div>');
this._$modalArrows = this._$lightboxContainer.find('div.ekko-lightbox-nav-overlay').first();
this._$lightboxContainer.on('click', 'a:first-child', function (event) {
event.preventDefault();
return _this.navigateLeft();
});
this._$lightboxContainer.on('click', 'a:last-child', function (event) {
event.preventDefault();
return _this.navigateRight();
});
this.updateNavigation();
}
}
this._$modal.on('show.bs.modal', this._config.onShow.bind(this)).on('shown.bs.modal', function () {
_this._toggleLoading(true);
_this._handle();
return _this._config.onShown.call(_this);
}).on('hide.bs.modal', this._config.onHide.bind(this)).on('hidden.bs.modal', function () {
if (_this._galleryName) {
$(document).off('keydown.ekkoLightbox');
$(window).off('resize.ekkoLightbox');
}
_this._$modal.remove();
return _this._config.onHidden.call(_this);
}).modal(this._config);
$(window).on('resize.ekkoLightbox', function () {
_this._resize(_this._wantedWidth, _this._wantedHeight);
});
this._$lightboxContainer.on('touchstart', function () {
_this._touchstartX = event.changedTouches[0].screenX;
}).on('touchend', function () {
_this._touchendX = event.changedTouches[0].screenX;
_this._swipeGesure();
});
}
_createClass(Lightbox, [{
key: 'element',
value: function element() {
return this._$element;
}
}, {
key: 'modal',
value: function modal() {
return this._$modal;
}
}, {
key: 'navigateTo',
value: function navigateTo(index) {
if (index < 0 || index > this._$galleryItems.length - 1) return this;
this._galleryIndex = index;
this.updateNavigation();
this._$element = $(this._$galleryItems.get(this._galleryIndex));
this._handle();
}
}, {
key: 'navigateLeft',
value: function navigateLeft() {
if (!this._$galleryItems) return;
if (this._$galleryItems.length === 1) return;
if (this._galleryIndex === 0) {
if (this._config.wrapping) this._galleryIndex = this._$galleryItems.length - 1;else return;
} else //circular
this._galleryIndex--;
this._config.onNavigate.call(this, 'left', this._galleryIndex);
return this.navigateTo(this._galleryIndex);
}
}, {
key: 'navigateRight',
value: function navigateRight() {
if (!this._$galleryItems) return;
if (this._$galleryItems.length === 1) return;
if (this._galleryIndex === this._$galleryItems.length - 1) {
if (this._config.wrapping) this._galleryIndex = 0;else return;
} else //circular
this._galleryIndex++;
this._config.onNavigate.call(this, 'right', this._galleryIndex);
return this.navigateTo(this._galleryIndex);
}
}, {
key: 'updateNavigation',
value: function updateNavigation() {
if (!this._config.wrapping) {
var $nav = this._$lightboxContainer.find('div.ekko-lightbox-nav-overlay');
if (this._galleryIndex === 0) $nav.find('a:first-child').addClass('disabled');else $nav.find('a:first-child').removeClass('disabled');
if (this._galleryIndex === this._$galleryItems.length - 1) $nav.find('a:last-child').addClass('disabled');else $nav.find('a:last-child').removeClass('disabled');
}
}
}, {
key: 'close',
value: function close() {
return this._$modal.modal('hide');
}
// helper private methods
}, {
key: '_navigationalBinder',
value: function _navigationalBinder(event) {
event = event || window.event;
if (event.keyCode === 39) return this.navigateRight();
if (event.keyCode === 37) return this.navigateLeft();
}
// type detection private methods
}, {
key: '_detectRemoteType',
value: function _detectRemoteType(src, type) {
type = type || false;
if (!type && this._isImage(src)) type = 'image';
if (!type && this._getYoutubeId(src)) type = 'youtube';
if (!type && this._getVimeoId(src)) type = 'vimeo';
if (!type && this._getInstagramId(src)) type = 'instagram';
if (!type || ['image', 'youtube', 'vimeo', 'instagram', 'video', 'url'].indexOf(type) < 0) type = 'url';
return type;
}
}, {
key: '_isImage',
value: function _isImage(string) {
return string && string.match(/(^data:image\/.*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg)((\?|#).*)?$)/i);
}
}, {
key: '_containerToUse',
value: function _containerToUse() {
var _this2 = this;
// if currently showing an image, fade it out and remove
var $toUse = this._$lightboxBodyTwo;
var $current = this._$lightboxBodyOne;
if (this._$lightboxBodyTwo.hasClass('in')) {
$toUse = this._$lightboxBodyOne;
$current = this._$lightboxBodyTwo;
}
$current.removeClass('in show');
setTimeout(function () {
if (!_this2._$lightboxBodyTwo.hasClass('in')) _this2._$lightboxBodyTwo.empty();
if (!_this2._$lightboxBodyOne.hasClass('in')) _this2._$lightboxBodyOne.empty();
}, 500);
$toUse.addClass('in show');
return $toUse;
}
}, {
key: '_handle',
value: function _handle() {
var $toUse = this._containerToUse();
this._updateTitleAndFooter();
var currentRemote = this._$element.attr('data-remote') || this._$element.attr('href');
var currentType = this._detectRemoteType(currentRemote, this._$element.attr('data-type') || false);
if (['image', 'youtube', 'vimeo', 'instagram', 'video', 'url'].indexOf(currentType) < 0) return this._error(this._config.strings.type);
switch (currentType) {
case 'image':
this._preloadImage(currentRemote, $toUse);
this._preloadImageByIndex(this._galleryIndex, 3);
break;
case 'youtube':
this._showYoutubeVideo(currentRemote, $toUse);
break;
case 'vimeo':
this._showVimeoVideo(this._getVimeoId(currentRemote), $toUse);
break;
case 'instagram':
this._showInstagramVideo(this._getInstagramId(currentRemote), $toUse);
break;
case 'video':
this._showHtml5Video(currentRemote, $toUse);
break;
default:
// url
this._loadRemoteContent(currentRemote, $toUse);
break;
}
return this;
}
}, {
key: '_getYoutubeId',
value: function _getYoutubeId(string) {
if (!string) return false;
var matches = string.match(/^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/);
return matches && matches[2].length === 11 ? matches[2] : false;
}
}, {
key: '_getVimeoId',
value: function _getVimeoId(string) {
return string && string.indexOf('vimeo') > 0 ? string : false;
}
}, {
key: '_getInstagramId',
value: function _getInstagramId(string) {
return string && string.indexOf('instagram') > 0 ? string : false;
}
// layout private methods
}, {
key: '_toggleLoading',
value: function _toggleLoading(show) {
show = show || false;
if (show) {
this._$modalDialog.css('display', 'none');
this._$modal.removeClass('in show');
$('.modal-backdrop').append(this._config.loadingMessage);
} else {
this._$modalDialog.css('display', 'block');
this._$modal.addClass('in show');
$('.modal-backdrop').find('.ekko-lightbox-loader').remove();
}
return this;
}
}, {
key: '_calculateBorders',
value: function _calculateBorders() {
return {
top: this._totalCssByAttribute('border-top-width'),
right: this._totalCssByAttribute('border-right-width'),
bottom: this._totalCssByAttribute('border-bottom-width'),
left: this._totalCssByAttribute('border-left-width')
};
}
}, {
key: '_calculatePadding',
value: function _calculatePadding() {
return {
top: this._totalCssByAttribute('padding-top'),
right: this._totalCssByAttribute('padding-right'),
bottom: this._totalCssByAttribute('padding-bottom'),
left: this._totalCssByAttribute('padding-left')
};
}
}, {
key: '_totalCssByAttribute',
value: function _totalCssByAttribute(attribute) {
return parseInt(this._$modalDialog.css(attribute), 10) + parseInt(this._$modalContent.css(attribute), 10) + parseInt(this._$modalBody.css(attribute), 10);
}
}, {
key: '_updateTitleAndFooter',
value: function _updateTitleAndFooter() {
var title = this._$element.data('title') || "";
var caption = this._$element.data('footer') || "";
this._titleIsShown = false;
if (title || this._config.alwaysShowClose) {
this._titleIsShown = true;
this._$modalHeader.css('display', '').find('.modal-title').html(title || " ");
} else this._$modalHeader.css('display', 'none');
this._footerIsShown = false;
if (caption) {
this._footerIsShown = true;
this._$modalFooter.css('display', '').html(caption);
} else this._$modalFooter.css('display', 'none');
return this;
}
}, {
key: '_showYoutubeVideo',
value: function _showYoutubeVideo(remote, $containerForElement) {
var id = this._getYoutubeId(remote);
var query = remote.indexOf('&') > 0 ? remote.substr(remote.indexOf('&')) : '';
var width = this._$element.data('width') || 560;
var height = this._$element.data('height') || width / (560 / 315);
return this._showVideoIframe('//www.youtube.com/embed/' + id + '?badge=0&autoplay=1&html5=1' + query, width, height, $containerForElement);
}
}, {
key: '_showVimeoVideo',
value: function _showVimeoVideo(id, $containerForElement) {
var width = this._$element.data('width') || 500;
var height = this._$element.data('height') || width / (560 / 315);
return this._showVideoIframe(id + '?autoplay=1', width, height, $containerForElement);
}
}, {
key: '_showInstagramVideo',
value: function _showInstagramVideo(id, $containerForElement) {
// instagram load their content into iframe's so this can be put straight into the element
var width = this._$element.data('width') || 612;
var height = width + 80;
id = id.substr(-1) !== '/' ? id + '/' : id; // ensure id has trailing slash
$containerForElement.html('<iframe width="' + width + '" height="' + height + '" src="' + id + 'embed/" frameborder="0" allowfullscreen></iframe>');
this._resize(width, height);
this._config.onContentLoaded.call(this);
if (this._$modalArrows) //hide the arrows when showing video
this._$modalArrows.css('display', 'none');
this._toggleLoading(false);
return this;
}
}, {
key: '_showVideoIframe',
value: function _showVideoIframe(url, width, height, $containerForElement) {
// should be used for videos only. for remote content use loadRemoteContent (data-type=url)
height = height || width; // default to square
$containerForElement.html('<div class="embed-responsive embed-responsive-16by9"><iframe width="' + width + '" height="' + height + '" src="' + url + '" frameborder="0" allowfullscreen class="embed-responsive-item"></iframe></div>');
this._resize(width, height);
this._config.onContentLoaded.call(this);
if (this._$modalArrows) this._$modalArrows.css('display', 'none'); //hide the arrows when showing video
this._toggleLoading(false);
return this;
}
}, {
key: '_showHtml5Video',
value: function _showHtml5Video(url, $containerForElement) {
// should be used for videos only. for remote content use loadRemoteContent (data-type=url)
var width = this._$element.data('width') || 560;
var height = this._$element.data('height') || width / (560 / 315);
$containerForElement.html('<div class="embed-responsive embed-responsive-16by9"><video width="' + width + '" height="' + height + '" src="' + url + '" preload="auto" autoplay controls class="embed-responsive-item"></video></div>');
this._resize(width, height);
this._config.onContentLoaded.call(this);
if (this._$modalArrows) this._$modalArrows.css('display', 'none'); //hide the arrows when showing video
this._toggleLoading(false);
return this;
}
}, {
key: '_loadRemoteContent',
value: function _loadRemoteContent(url, $containerForElement) {
var _this3 = this;
var width = this._$element.data('width') || 560;
var height = this._$element.data('height') || 560;
var disableExternalCheck = this._$element.data('disableExternalCheck') || false;
this._toggleLoading(false);
// external urls are loading into an iframe
// local ajax can be loaded into the container itself
if (!disableExternalCheck && !this._isExternal(url)) {
$containerForElement.load(url, $.proxy(function () {
return _this3._$element.trigger('loaded.bs.modal');l;
}));
} else {
$containerForElement.html('<iframe src="' + url + '" frameborder="0" allowfullscreen></iframe>');
this._config.onContentLoaded.call(this);
}
if (this._$modalArrows) //hide the arrows when remote content
this._$modalArrows.css('display', 'none');
this._resize(width, height);
return this;
}
}, {
key: '_isExternal',
value: function _isExternal(url) {
var match = url.match(/^([^:\/?#]+:)?(?:\/\/([^\/?#]*))?([^?#]+)?(\?[^#]*)?(#.*)?/);
if (typeof match[1] === "string" && match[1].length > 0 && match[1].toLowerCase() !== location.protocol) return true;
if (typeof match[2] === "string" && match[2].length > 0 && match[2].replace(new RegExp(':(' + ({
"http:": 80,
"https:": 443
})[location.protocol] + ')?$'), "") !== location.host) return true;
return false;
}
}, {
key: '_error',
value: function _error(message) {
console.error(message);
this._containerToUse().html(message);
this._resize(300, 300);
return this;
}
}, {
key: '_preloadImageByIndex',
value: function _preloadImageByIndex(startIndex, numberOfTimes) {
if (!this._$galleryItems) return;
var next = $(this._$galleryItems.get(startIndex), false);
if (typeof next == 'undefined') return;
var src = next.attr('data-remote') || next.attr('href');
if (next.attr('data-type') === 'image' || this._isImage(src)) this._preloadImage(src, false);
if (numberOfTimes > 0) return this._preloadImageByIndex(startIndex + 1, numberOfTimes - 1);
}
}, {
key: '_preloadImage',
value: function _preloadImage(src, $containerForImage) {
var _this4 = this;
$containerForImage = $containerForImage || false;
var img = new Image();
if ($containerForImage) {
(function () {
// if loading takes > 200ms show a loader
var loadingTimeout = setTimeout(function () {
$containerForImage.append(_this4._config.loadingMessage);
}, 200);
img.onload = function () {
if (loadingTimeout) clearTimeout(loadingTimeout);
loadingTimeout = null;
var image = $('<img />');
image.attr('src', img.src);
image.addClass('img-fluid');
// backward compatibility for bootstrap v3
image.css('width', '100%');
$containerForImage.html(image);
if (_this4._$modalArrows) _this4._$modalArrows.css('display', ''); // remove display to default to css property
_this4._resize(img.width, img.height);
_this4._toggleLoading(false);
return _this4._config.onContentLoaded.call(_this4);
};
img.onerror = function () {
_this4._toggleLoading(false);
return _this4._error(_this4._config.strings.fail + (' ' + src));
};
})();
}
img.src = src;
return img;
}
}, {
key: '_swipeGesure',
value: function _swipeGesure() {
if (this._touchendX < this._touchstartX) {
return this.navigateRight();
}
if (this._touchendX > this._touchstartX) {
return this.navigateLeft();
}
}
}, {
key: '_resize',
value: function _resize(width, height) {
height = height || width;
this._wantedWidth = width;
this._wantedHeight = height;
var imageAspecRatio = width / height;
// if width > the available space, scale down the expected width and height
var widthBorderAndPadding = this._padding.left + this._padding.right + this._border.left + this._border.right;
// force 10px margin if window size > 575px
var addMargin = this._config.doc.body.clientWidth > 575 ? 20 : 0;
var discountMargin = this._config.doc.body.clientWidth > 575 ? 0 : 20;
var maxWidth = Math.min(width + widthBorderAndPadding, this._config.doc.body.clientWidth - addMargin, this._config.maxWidth);
if (width + widthBorderAndPadding > maxWidth) {
height = (maxWidth - widthBorderAndPadding - discountMargin) / imageAspecRatio;
width = maxWidth;
} else width = width + widthBorderAndPadding;
var headerHeight = 0,
footerHeight = 0;
// as the resize is performed the modal is show, the calculate might fail
// if so, default to the default sizes
if (this._footerIsShown) footerHeight = this._$modalFooter.outerHeight(true) || 55;
if (this._titleIsShown) headerHeight = this._$modalHeader.outerHeight(true) || 67;
var borderPadding = this._padding.top + this._padding.bottom + this._border.bottom + this._border.top;
//calculated each time as resizing the window can cause them to change due to Bootstraps fluid margins
var margins = parseFloat(this._$modalDialog.css('margin-top')) + parseFloat(this._$modalDialog.css('margin-bottom'));
var maxHeight = Math.min(height, $(window).height() - borderPadding - margins - headerHeight - footerHeight, this._config.maxHeight - borderPadding - headerHeight - footerHeight);
if (height > maxHeight) {
// if height > the available height, scale down the width
width = Math.ceil(maxHeight * imageAspecRatio) + widthBorderAndPadding;
}
this._$lightboxContainer.css('height', maxHeight);
this._$modalDialog.css('flex', 1).css('maxWidth', width);
var modal = this._$modal.data('bs.modal');
if (modal) {
// v4 method is mistakenly protected
try {
modal._handleUpdate();
} catch (Exception) {
modal.handleUpdate();
}
}
return this;
}
}], [{
key: '_jQueryInterface',
value: function _jQueryInterface(config) {
var _this5 = this;
config = config || {};
return this.each(function () {
var $this = $(_this5);
var _config = $.extend({}, Lightbox.Default, $this.data(), typeof config === 'object' && config);
new Lightbox(_this5, _config);
});
}
}]);
return Lightbox;
})();
$.fn[NAME] = Lightbox._jQueryInterface;
$.fn[NAME].Constructor = Lightbox;
$.fn[NAME].noConflict = function () {
$.fn[NAME] = JQUERY_NO_CONFLICT;
return Lightbox._jQueryInterface;
};
return Lightbox;
})(jQuery);
//# sourceMappingURL=ekko-lightbox.js.map
}(jQuery);