mirror of
https://gitlab.com/openlp/website.git
synced 2024-08-31 02:53:38 +00:00
401 lines
16 KiB
JavaScript
401 lines
16 KiB
JavaScript
|
/*
|
||
|
Lightbox for Bootstrap 3 by @ashleydw
|
||
|
https://github.com/ashleydw/lightbox
|
||
|
|
||
|
License: https://github.com/ashleydw/lightbox/blob/master/LICENSE
|
||
|
*/
|
||
|
|
||
|
|
||
|
(function() {
|
||
|
"use strict";
|
||
|
var $, EkkoLightbox;
|
||
|
|
||
|
$ = jQuery;
|
||
|
|
||
|
EkkoLightbox = function(element, options) {
|
||
|
var content, footer, header,
|
||
|
_this = this;
|
||
|
this.options = $.extend({
|
||
|
title: null,
|
||
|
footer: null,
|
||
|
remote: null
|
||
|
}, $.fn.ekkoLightbox.defaults, options || {});
|
||
|
this.$element = $(element);
|
||
|
content = '';
|
||
|
this.modal_id = this.options.modal_id ? this.options.modal_id : 'ekkoLightbox-' + Math.floor((Math.random() * 1000) + 1);
|
||
|
header = '<div class="modal-header"' + (this.options.title || this.options.always_show_close ? '' : ' style="display:none"') + '><button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button><h4 class="modal-title">' + (this.options.title || " ") + '</h4></div>';
|
||
|
footer = '<div class="modal-footer"' + (this.options.footer ? '' : ' style="display:none"') + '>' + this.options.footer + '</div>';
|
||
|
$(document.body).append('<div id="' + this.modal_id + '" class="ekko-lightbox modal fade" tabindex="-1"><div class="modal-dialog"><div class="modal-content">' + header + '<div class="modal-body"><div class="ekko-lightbox-container"><div></div></div></div>' + footer + '</div></div></div>');
|
||
|
this.modal = $('#' + this.modal_id);
|
||
|
this.modal_dialog = this.modal.find('.modal-dialog').first();
|
||
|
this.modal_content = this.modal.find('.modal-content').first();
|
||
|
this.modal_body = this.modal.find('.modal-body').first();
|
||
|
this.lightbox_container = this.modal_body.find('.ekko-lightbox-container').first();
|
||
|
this.lightbox_body = this.lightbox_container.find('> div:first-child').first();
|
||
|
this.showLoading();
|
||
|
this.modal_arrows = null;
|
||
|
this.border = {
|
||
|
top: parseFloat(this.modal_dialog.css('border-top-width')) + parseFloat(this.modal_content.css('border-top-width')) + parseFloat(this.modal_body.css('border-top-width')),
|
||
|
right: parseFloat(this.modal_dialog.css('border-right-width')) + parseFloat(this.modal_content.css('border-right-width')) + parseFloat(this.modal_body.css('border-right-width')),
|
||
|
bottom: parseFloat(this.modal_dialog.css('border-bottom-width')) + parseFloat(this.modal_content.css('border-bottom-width')) + parseFloat(this.modal_body.css('border-bottom-width')),
|
||
|
left: parseFloat(this.modal_dialog.css('border-left-width')) + parseFloat(this.modal_content.css('border-left-width')) + parseFloat(this.modal_body.css('border-left-width'))
|
||
|
};
|
||
|
this.padding = {
|
||
|
top: parseFloat(this.modal_dialog.css('padding-top')) + parseFloat(this.modal_content.css('padding-top')) + parseFloat(this.modal_body.css('padding-top')),
|
||
|
right: parseFloat(this.modal_dialog.css('padding-right')) + parseFloat(this.modal_content.css('padding-right')) + parseFloat(this.modal_body.css('padding-right')),
|
||
|
bottom: parseFloat(this.modal_dialog.css('padding-bottom')) + parseFloat(this.modal_content.css('padding-bottom')) + parseFloat(this.modal_body.css('padding-bottom')),
|
||
|
left: parseFloat(this.modal_dialog.css('padding-left')) + parseFloat(this.modal_content.css('padding-left')) + parseFloat(this.modal_body.css('padding-left'))
|
||
|
};
|
||
|
this.modal.on('show.bs.modal', this.options.onShow.bind(this)).on('shown.bs.modal', function() {
|
||
|
_this.modal_shown();
|
||
|
return _this.options.onShown.call(_this);
|
||
|
}).on('hide.bs.modal', this.options.onHide.bind(this)).on('hidden.bs.modal', function() {
|
||
|
if (_this.gallery) {
|
||
|
$(document).off('keydown.ekkoLightbox');
|
||
|
}
|
||
|
_this.modal.remove();
|
||
|
return _this.options.onHidden.call(_this);
|
||
|
}).modal('show', options);
|
||
|
return this.modal;
|
||
|
};
|
||
|
|
||
|
EkkoLightbox.prototype = {
|
||
|
modal_shown: function() {
|
||
|
var video_id,
|
||
|
_this = this;
|
||
|
if (!this.options.remote) {
|
||
|
return this.error('No remote target given');
|
||
|
} else {
|
||
|
this.gallery = this.$element.data('gallery');
|
||
|
if (this.gallery) {
|
||
|
if (this.options.gallery_parent_selector === 'document.body' || this.options.gallery_parent_selector === '') {
|
||
|
this.gallery_items = $(document.body).find('*[data-toggle="lightbox"][data-gallery="' + this.gallery + '"]');
|
||
|
} else {
|
||
|
this.gallery_items = this.$element.parents(this.options.gallery_parent_selector).first().find('*[data-toggle="lightbox"][data-gallery="' + this.gallery + '"]');
|
||
|
}
|
||
|
this.gallery_index = this.gallery_items.index(this.$element);
|
||
|
$(document).on('keydown.ekkoLightbox', this.navigate.bind(this));
|
||
|
if (this.options.directional_arrows && this.gallery_items.length > 1) {
|
||
|
this.lightbox_container.append('<div class="ekko-lightbox-nav-overlay"><a href="#" class="' + this.strip_stops(this.options.left_arrow_class) + '"></a><a href="#" class="' + this.strip_stops(this.options.right_arrow_class) + '"></a></div>');
|
||
|
this.modal_arrows = this.lightbox_container.find('div.ekko-lightbox-nav-overlay').first();
|
||
|
this.lightbox_container.find('a' + this.strip_spaces(this.options.left_arrow_class)).on('click', function(event) {
|
||
|
event.preventDefault();
|
||
|
return _this.navigate_left();
|
||
|
});
|
||
|
this.lightbox_container.find('a' + this.strip_spaces(this.options.right_arrow_class)).on('click', function(event) {
|
||
|
event.preventDefault();
|
||
|
return _this.navigate_right();
|
||
|
});
|
||
|
}
|
||
|
}
|
||
|
if (this.options.type) {
|
||
|
if (this.options.type === 'image') {
|
||
|
return this.preloadImage(this.options.remote, true);
|
||
|
} else if (this.options.type === 'youtube' && (video_id = this.getYoutubeId(this.options.remote))) {
|
||
|
return this.showYoutubeVideo(video_id);
|
||
|
} else if (this.options.type === 'vimeo') {
|
||
|
return this.showVimeoVideo(this.options.remote);
|
||
|
} else if (this.options.type === 'instagram') {
|
||
|
return this.showInstagramVideo(this.options.remote);
|
||
|
} else if (this.options.type === 'url') {
|
||
|
return this.loadRemoteContent(this.options.remote);
|
||
|
} else if (this.options.type === 'video') {
|
||
|
return this.showVideoIframe(this.options.remote);
|
||
|
} else {
|
||
|
return this.error("Could not detect remote target type. Force the type using data-type=\"image|youtube|vimeo|instagram|url|video\"");
|
||
|
}
|
||
|
} else {
|
||
|
return this.detectRemoteType(this.options.remote);
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
strip_stops: function(str) {
|
||
|
return str.replace(/\./g, '');
|
||
|
},
|
||
|
strip_spaces: function(str) {
|
||
|
return str.replace(/\s/g, '');
|
||
|
},
|
||
|
isImage: function(str) {
|
||
|
return str.match(/(^data:image\/.*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg)((\?|#).*)?$)/i);
|
||
|
},
|
||
|
isSwf: function(str) {
|
||
|
return str.match(/\.(swf)((\?|#).*)?$/i);
|
||
|
},
|
||
|
getYoutubeId: function(str) {
|
||
|
var match;
|
||
|
match = str.match(/^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/);
|
||
|
if (match && match[2].length === 11) {
|
||
|
return match[2];
|
||
|
} else {
|
||
|
return false;
|
||
|
}
|
||
|
},
|
||
|
getVimeoId: function(str) {
|
||
|
if (str.indexOf('vimeo') > 0) {
|
||
|
return str;
|
||
|
} else {
|
||
|
return false;
|
||
|
}
|
||
|
},
|
||
|
getInstagramId: function(str) {
|
||
|
if (str.indexOf('instagram') > 0) {
|
||
|
return str;
|
||
|
} else {
|
||
|
return false;
|
||
|
}
|
||
|
},
|
||
|
navigate: function(event) {
|
||
|
event = event || window.event;
|
||
|
if (event.keyCode === 39 || event.keyCode === 37) {
|
||
|
if (event.keyCode === 39) {
|
||
|
return this.navigate_right();
|
||
|
} else if (event.keyCode === 37) {
|
||
|
return this.navigate_left();
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
navigateTo: function(index) {
|
||
|
var next, src;
|
||
|
if (index < 0 || index > this.gallery_items.length - 1) {
|
||
|
return this;
|
||
|
}
|
||
|
this.showLoading();
|
||
|
this.gallery_index = index;
|
||
|
this.$element = $(this.gallery_items.get(this.gallery_index));
|
||
|
this.updateTitleAndFooter();
|
||
|
src = this.$element.attr('data-remote') || this.$element.attr('href');
|
||
|
this.detectRemoteType(src, this.$element.attr('data-type') || false);
|
||
|
if (this.gallery_index + 1 < this.gallery_items.length) {
|
||
|
next = $(this.gallery_items.get(this.gallery_index + 1), false);
|
||
|
src = next.attr('data-remote') || next.attr('href');
|
||
|
if (next.attr('data-type') === 'image' || this.isImage(src)) {
|
||
|
return this.preloadImage(src, false);
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
navigate_left: function() {
|
||
|
if (this.gallery_items.length === 1) {
|
||
|
return;
|
||
|
}
|
||
|
if (this.gallery_index === 0) {
|
||
|
this.gallery_index = this.gallery_items.length - 1;
|
||
|
} else {
|
||
|
this.gallery_index--;
|
||
|
}
|
||
|
this.options.onNavigate.call(this, 'left', this.gallery_index);
|
||
|
return this.navigateTo(this.gallery_index);
|
||
|
},
|
||
|
navigate_right: function() {
|
||
|
if (this.gallery_items.length === 1) {
|
||
|
return;
|
||
|
}
|
||
|
if (this.gallery_index === this.gallery_items.length - 1) {
|
||
|
this.gallery_index = 0;
|
||
|
} else {
|
||
|
this.gallery_index++;
|
||
|
}
|
||
|
this.options.onNavigate.call(this, 'right', this.gallery_index);
|
||
|
return this.navigateTo(this.gallery_index);
|
||
|
},
|
||
|
detectRemoteType: function(src, type) {
|
||
|
var video_id;
|
||
|
type = type || false;
|
||
|
if (type === 'image' || this.isImage(src)) {
|
||
|
this.options.type = 'image';
|
||
|
return this.preloadImage(src, true);
|
||
|
} else if (type === 'youtube' || (video_id = this.getYoutubeId(src))) {
|
||
|
this.options.type = 'youtube';
|
||
|
return this.showYoutubeVideo(video_id);
|
||
|
} else if (type === 'vimeo' || (video_id = this.getVimeoId(src))) {
|
||
|
this.options.type = 'vimeo';
|
||
|
return this.showVimeoVideo(video_id);
|
||
|
} else if (type === 'instagram' || (video_id = this.getInstagramId(src))) {
|
||
|
this.options.type = 'instagram';
|
||
|
return this.showInstagramVideo(video_id);
|
||
|
} else if (type === 'video') {
|
||
|
this.options.type = 'video';
|
||
|
return this.showVideoIframe(video_id);
|
||
|
} else {
|
||
|
this.options.type = 'url';
|
||
|
return this.loadRemoteContent(src);
|
||
|
}
|
||
|
},
|
||
|
updateTitleAndFooter: function() {
|
||
|
var caption, footer, header, title;
|
||
|
header = this.modal_content.find('.modal-header');
|
||
|
footer = this.modal_content.find('.modal-footer');
|
||
|
title = this.$element.data('title') || "";
|
||
|
caption = this.$element.data('footer') || "";
|
||
|
if (title || this.options.always_show_close) {
|
||
|
header.css('display', '').find('.modal-title').html(title || " ");
|
||
|
} else {
|
||
|
header.css('display', 'none');
|
||
|
}
|
||
|
if (caption) {
|
||
|
footer.css('display', '').html(caption);
|
||
|
} else {
|
||
|
footer.css('display', 'none');
|
||
|
}
|
||
|
return this;
|
||
|
},
|
||
|
showLoading: function() {
|
||
|
this.lightbox_body.html('<div class="modal-loading">' + this.options.loadingMessage + '</div>');
|
||
|
return this;
|
||
|
},
|
||
|
showYoutubeVideo: function(id) {
|
||
|
var height, width;
|
||
|
width = this.checkDimensions(this.$element.data('width') || 560);
|
||
|
height = width / (560 / 315);
|
||
|
return this.showVideoIframe('//www.youtube.com/embed/' + id + '?badge=0&autoplay=1&html5=1', width, height);
|
||
|
},
|
||
|
showVimeoVideo: function(id) {
|
||
|
var height, width;
|
||
|
width = this.checkDimensions(this.$element.data('width') || 560);
|
||
|
height = width / (500 / 281);
|
||
|
return this.showVideoIframe(id + '?autoplay=1', width, height);
|
||
|
},
|
||
|
showInstagramVideo: function(id) {
|
||
|
var height, width;
|
||
|
width = this.checkDimensions(this.$element.data('width') || 612);
|
||
|
this.resize(width);
|
||
|
height = width + 80;
|
||
|
this.lightbox_body.html('<iframe width="' + width + '" height="' + height + '" src="' + this.addTrailingSlash(id) + 'embed/" frameborder="0" allowfullscreen></iframe>');
|
||
|
this.options.onContentLoaded.call(this);
|
||
|
if (this.modal_arrows) {
|
||
|
return this.modal_arrows.css('display', 'none');
|
||
|
}
|
||
|
},
|
||
|
showVideoIframe: function(url, width, height) {
|
||
|
height = height || width;
|
||
|
this.resize(width);
|
||
|
this.lightbox_body.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.options.onContentLoaded.call(this);
|
||
|
if (this.modal_arrows) {
|
||
|
this.modal_arrows.css('display', 'none');
|
||
|
}
|
||
|
return this;
|
||
|
},
|
||
|
loadRemoteContent: function(url) {
|
||
|
var disableExternalCheck, width,
|
||
|
_this = this;
|
||
|
width = this.$element.data('width') || 560;
|
||
|
this.resize(width);
|
||
|
disableExternalCheck = this.$element.data('disableExternalCheck') || false;
|
||
|
if (!disableExternalCheck && !this.isExternal(url)) {
|
||
|
this.lightbox_body.load(url, $.proxy(function() {
|
||
|
return _this.$element.trigger('loaded.bs.modal');
|
||
|
}));
|
||
|
} else {
|
||
|
this.lightbox_body.html('<iframe width="' + width + '" height="' + width + '" src="' + url + '" frameborder="0" allowfullscreen></iframe>');
|
||
|
this.options.onContentLoaded.call(this);
|
||
|
}
|
||
|
if (this.modal_arrows) {
|
||
|
this.modal_arrows.css('display', 'none');
|
||
|
}
|
||
|
return this;
|
||
|
},
|
||
|
isExternal: function(url) {
|
||
|
var match;
|
||
|
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;
|
||
|
},
|
||
|
error: function(message) {
|
||
|
this.lightbox_body.html(message);
|
||
|
return this;
|
||
|
},
|
||
|
preloadImage: function(src, onLoadShowImage) {
|
||
|
var img,
|
||
|
_this = this;
|
||
|
img = new Image();
|
||
|
if ((onLoadShowImage == null) || onLoadShowImage === true) {
|
||
|
img.onload = function() {
|
||
|
var image;
|
||
|
image = $('<img />');
|
||
|
image.attr('src', img.src);
|
||
|
image.addClass('img-responsive');
|
||
|
_this.lightbox_body.html(image);
|
||
|
if (_this.modal_arrows) {
|
||
|
_this.modal_arrows.css('display', 'block');
|
||
|
}
|
||
|
return image.load(function() {
|
||
|
_this.resize(img.width);
|
||
|
return _this.options.onContentLoaded.call(_this);
|
||
|
});
|
||
|
};
|
||
|
img.onerror = function() {
|
||
|
return _this.error('Failed to load image: ' + src);
|
||
|
};
|
||
|
}
|
||
|
img.src = src;
|
||
|
return img;
|
||
|
},
|
||
|
resize: function(width) {
|
||
|
var width_total;
|
||
|
width_total = width + this.border.left + this.padding.left + this.padding.right + this.border.right;
|
||
|
this.modal_dialog.css('width', 'auto').css('max-width', width_total);
|
||
|
this.lightbox_container.find('a').css('line-height', function() {
|
||
|
return $(this).parent().height() + 'px';
|
||
|
});
|
||
|
return this;
|
||
|
},
|
||
|
checkDimensions: function(width) {
|
||
|
var body_width, width_total;
|
||
|
width_total = width + this.border.left + this.padding.left + this.padding.right + this.border.right;
|
||
|
body_width = document.body.clientWidth;
|
||
|
if (width_total > body_width) {
|
||
|
width = this.modal_body.width();
|
||
|
}
|
||
|
return width;
|
||
|
},
|
||
|
close: function() {
|
||
|
return this.modal.modal('hide');
|
||
|
},
|
||
|
addTrailingSlash: function(url) {
|
||
|
if (url.substr(-1) !== '/') {
|
||
|
url += '/';
|
||
|
}
|
||
|
return url;
|
||
|
}
|
||
|
};
|
||
|
|
||
|
$.fn.ekkoLightbox = function(options) {
|
||
|
return this.each(function() {
|
||
|
var $this;
|
||
|
$this = $(this);
|
||
|
options = $.extend({
|
||
|
remote: $this.attr('data-remote') || $this.attr('href'),
|
||
|
gallery_parent_selector: $this.attr('data-parent'),
|
||
|
type: $this.attr('data-type')
|
||
|
}, options, $this.data());
|
||
|
new EkkoLightbox(this, options);
|
||
|
return this;
|
||
|
});
|
||
|
};
|
||
|
|
||
|
$.fn.ekkoLightbox.defaults = {
|
||
|
gallery_parent_selector: 'document.body',
|
||
|
left_arrow_class: '.glyphicon .glyphicon-chevron-left',
|
||
|
right_arrow_class: '.glyphicon .glyphicon-chevron-right',
|
||
|
directional_arrows: true,
|
||
|
type: null,
|
||
|
always_show_close: true,
|
||
|
loadingMessage: 'Loading...',
|
||
|
onShow: function() {},
|
||
|
onShown: function() {},
|
||
|
onHide: function() {},
|
||
|
onHidden: function() {},
|
||
|
onNavigate: function() {},
|
||
|
onContentLoaded: function() {}
|
||
|
};
|
||
|
|
||
|
}).call(this);
|