humhub/static/js/ekko-lightbox-modified.js

336 lines
15 KiB
JavaScript

// Generated by CoffeeScript 1.6.3
/*
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;
EkkoLightbox = function (element, options) {
var content, footer, header, video_id,
_this = this;
this.options = $.extend({
gallery_parent_selector: '*:not(.row)',
title: null,
footer: null,
remote: null,
left_arrow_class: '.glyphicon .glyphicon-chevron-left',
right_arrow_class: '.glyphicon .glyphicon-chevron-right',
directional_arrows: true,
type: null,
onShow: function () {
},
onShown: function () {
},
onHide: function () {
},
onHidden: function () {
},
id: false
}, options || {});
this.$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 ? '' : ' style="display:none"') + '><button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</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>';
//footer = '<div class="modal-footer"><button type="button" class="btn btn-primary" data-dismiss="modal">Close</button></div>';
$(document.body).append('<div id="' + this.modal_id + '" class="ekko-lightbox modal" tabindex="-1"><div class="modal-dialog" style="margin-top: 0 !important"><div class="modal-content">' + header + '<div class="modal-body"><div class="ekko-lightbox-container"><div></div></div></div>' + footer + '</div></div></div>');
this.modal = $('#' + this.modal_id);
this.modal_body = this.modal.find('.modal-body').first();
this.lightbox_container = this.modal_body.find('.ekko-lightbox-container').first();
this.lightbox_body = this.lightbox_container.find('> div:first-child').first();
this.modal_arrows = null;
this.padding = {
left: parseFloat(this.modal_body.css('padding-left'), 10),
right: parseFloat(this.modal_body.css('padding-right'), 10),
bottom: parseFloat(this.modal_body.css('padding-bottom'), 10),
top: parseFloat(this.modal_body.css('padding-top'), 10)
};
if (!this.options.remote) {
this.error('No remote target given');
} else {
this.gallery = this.$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.lightbox_container.prepend('<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') {
this.preloadImage(this.options.remote, true);
} else if (this.options.type === 'youtube' && (video_id = this.getYoutubeId(this.options.remote))) {
this.showYoutubeVideo(video_id);
} else if (this.options.type === 'vimeo') {
this.showVimeoVideo(this.options.remote);
} else {
this.error("Could not detect remote target type. Force the type using data-type=\"image|youtube|vimeo\"");
}
} else {
this.detectRemoteType(this.options.remote);
}
}
this.modal.on('show.bs.modal', this.options.onShow.bind(this)).on('shown.bs.modal',function () {
if (_this.modal_arrows) {
_this.resize(_this.lightbox_body.width());
}
return _this.options.onShown.call(_this);
}).on('hide.bs.modal', this.options.onHide.bind(this)).on('hidden.bs.modal',function () {
if (_this.gallery) {
$(document).off('keydown.ekkoLightbox');
}
_this.modal.remove();
return _this.options.onHidden.call(_this);
}).modal('show', options);
return this.modal;
};
EkkoLightbox.prototype = {
strip_stops: function (str) {
return str.replace(/\./g, '');
},
strip_spaces: function (str) {
return str.replace(/\s/g, '');
},
isImage: function (str) {
return str.match(/(^data:image\/.*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg)((\?|#).*)?$)/i);
},
isSwf: function (str) {
return str.match(/\.(swf)((\?|#).*)?$/i);
},
getYoutubeId: function (str) {
var match;
match = str.match(/^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/);
if (match && match[2].length === 11) {
return match[2];
} else {
return false;
}
},
getVimeoId: function (str) {
if (str.indexOf('vimeo') > 0) {
return str;
} else {
return false;
}
},
navigate: function (event) {
event = event || window.event;
if (event.keyCode === 39 || event.keyCode === 37) {
if (event.keyCode === 39) {
return this.navigate_right();
} else if (event.keyCode === 37) {
return this.navigate_left();
}
}
},
navigate_left: function () {
var src;
if (this.gallery_index === 0) {
this.gallery_index = this.gallery_items.length - 1;
} else {
this.gallery_index--;
}
this.$element = $(this.gallery_items.get(this.gallery_index));
this.updateTitleAndFooter();
src = this.$element.attr('data-remote') || this.$element.attr('href');
return this.detectRemoteType(src);
},
navigate_right: function () {
var next, src;
if (this.gallery_index === this.gallery_items.length - 1) {
this.gallery_index = 0;
} else {
this.gallery_index++;
}
this.$element = $(this.gallery_items.get(this.gallery_index));
src = this.$element.attr('data-remote') || this.$element.attr('href');
this.updateTitleAndFooter();
this.detectRemoteType(src);
if (this.gallery_index + 1 < this.gallery_items.length) {
next = $(this.gallery_items.get(this.gallery_index + 1), false);
src = next.attr('data-remote') || next.attr('href');
if (this.isImage(src)) {
return this.preloadImage(src, false);
}
}
},
detectRemoteType: function (src) {
var video_id;
if (this.isImage(src)) {
return this.preloadImage(src, true);
} else if (video_id = this.getYoutubeId(src)) {
return this.showYoutubeVideo(video_id);
} else if (video_id = this.getVimeoId(src)) {
return this.showVimeoVideo(video_id);
} else {
return this.error("Could not detect remote target type. Force the type using data-type=\"image|youtube|vimeo\"");
}
},
updateTitleAndFooter: function () {
var caption, footer, header, title;
header = this.modal.find('.modal-dialog .modal-content .modal-header');
footer = this.modal.find('.modal-dialog .modal-content .modal-footer');
title = this.$element.data('title') || "";
caption = this.$element.data('footer') || "";
if (title) {
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"><br><div class="loader"><div class="sk-spinner sk-spinner-three-bounce"><div class="sk-bounce1"></div><div class="sk-bounce2"></div><div class="sk-bounce3"></div></div></div></div>');
return this;
},
showYoutubeVideo: function (id) {
this.resize(560);
this.lightbox_body.html('<iframe width="560" height="315" src="//www.youtube.com/embed/' + id + '?badge=0&autoplay=1" frameborder="0" allowfullscreen></iframe>');
if (this.modal_arrows) {
return this.modal_arrows.css('display', 'none');
}
},
showVimeoVideo: function (id) {
this.resize(500);
this.lightbox_body.html('<iframe width="500" height="281" src="' + id + '?autoplay=1" frameborder="0" allowfullscreen></iframe>');
if (this.modal_arrows) {
return this.modal_arrows.css('display', 'none');
}
},
error: function (message) {
this.lightbox_body.html(message);
return this;
},
preloadImage: function (src, onLoadShowImage) {
var img,
_this = this;
_this.showLoading();
img = new Image();
if ((onLoadShowImage == null) || onLoadShowImage === true) {
var windowWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
var maxW = (windowWidth < 700) ? windowWidth : 700;
var maxWVal = (windowWidth < 700) ? '100%' : 700+'px';
var maxH = 700;
img.onload = function () {
var image;
var width = img.width;
var image = $('<img />');
image.attr('src', img.src);
image.css('max-width', maxWVal);
image.css('max-height', maxH+'px');
image.css('width', 'auto');
image.css('height', 'auto');
image.css('display', 'block');
image.css('margin', 'auto');
_this.lightbox_body.html(image);
if (_this.modal_arrows) {
_this.modal_arrows.css('display', 'block');
}
var width = image.width();
// Don't resize for small devices
if(windowWidth < 700) {
_this.lightbox_container.find('a').css('line-height', function() {
//return $(this).parent().height() + 'px';
});
return _this;
} else {
return _this.resize((width < maxW) ? width : maxW);
}
};
img.onerror = function () {
return _this.error('Failed to load image: ' + src);
};
}
img.src = src;
return img;
},
resize: function (width) {
var width_inc_padding;
width_inc_padding = width + this.padding.left + this.padding.right;
this.modal.find('.modal-content').animate({width: width_inc_padding}, 200);
this.modal.find('.modal-dialog').animate({width: width_inc_padding + 20}, 200);
this.lightbox_container.find('a').css('line-height', function() {
//return $(this).parent().height() + 'px';
});
return this;
},
checkImageDimensions: function (max_width) {
var w, width;
w = $(window);
width = max_width;
if ((max_width + (this.padding.left + this.padding.right + 20)) > w.width()) {
width = w.width() - (this.padding.left + this.padding.right + 20);
}
return width - 20;
},
close: function () {
return this.modal.modal('hide');
}
};
$.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;
});
};
$(document).delegate('*[data-toggle="lightbox"]', 'click', function (event) {
var $this;
event.preventDefault();
$this = $(this);
return $this.ekkoLightbox({
remote: $this.attr('data-remote') || $this.attr('href'),
gallery_parent_selector: $this.attr('data-parent'),
onShown: function () {
if (window.console) {
return console.log('Checking our the events huh?');
}
}
}).one('hide', function () {
return $this.is(':visible') && $this.focus();
});
});
}).call(this);