friendica_2021-01/frameworks/ekko-lightbox/ekko-lightbox.min.js
2016-03-28 16:29:05 +02:00

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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 a,b;a=jQuery,b=function(b,c){var d,e,f;return this.options=a.extend({title:null,footer:null,remote:null},a.fn.ekkoLightbox.defaults,c||{}),this.$element=a(b),d="",this.modal_id=this.options.modal_id?this.options.modal_id:"ekkoLightbox-"+Math.floor(1e3*Math.random()+1),f='<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">&times;</button><h4 class="modal-title">'+(this.options.title||"&nbsp;")+"</h4></div>",e='<div class="modal-footer"'+(this.options.footer?"":' style="display:none"')+">"+this.options.footer+"</div>",a(document.body).append('<div id="'+this.modal_id+'" class="ekko-lightbox modal fade" tabindex="-1"><div class="modal-dialog"><div class="modal-content">'+f+'<div class="modal-body"><div class="ekko-lightbox-container"><div></div></div></div>'+e+"</div></div></div>"),this.modal=a("#"+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.modal_header=this.modal.find(".modal-header").first(),this.modal_footer=this.modal.find(".modal-footer").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(a){return function(){return a.modal_shown(),a.options.onShown.call(a)}}(this)).on("hide.bs.modal",this.options.onHide.bind(this)).on("hidden.bs.modal",function(b){return function(){return b.gallery&&a(document).off("keydown.ekkoLightbox"),b.modal.remove(),b.options.onHidden.call(b)}}(this)).modal("show",c),this.modal},b.prototype={modal_shown:function(){var b;return this.options.remote?(this.gallery=this.$element.data("gallery"),this.gallery&&("document.body"===this.options.gallery_parent_selector||""===this.options.gallery_parent_selector?this.gallery_items=a(document.body).find('*[data-gallery="'+this.gallery+'"]'):this.gallery_items=this.$element.parents(this.options.gallery_parent_selector).first().find('*[data-gallery="'+this.gallery+'"]'),this.gallery_index=this.gallery_items.index(this.$element),a(document).on("keydown.ekkoLightbox",this.navigate.bind(this)),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(a){return function(b){return b.preventDefault(),a.navigate_left()}}(this)),this.lightbox_container.find("a"+this.strip_spaces(this.options.right_arrow_class)).on("click",function(a){return function(b){return b.preventDefault(),a.navigate_right()}}(this)))),this.options.type?"image"===this.options.type?this.preloadImage(this.options.remote,!0):"youtube"===this.options.type&&(b=this.getYoutubeId(this.options.remote))?this.showYoutubeVideo(b):"vimeo"===this.options.type?this.showVimeoVideo(this.options.remote):"instagram"===this.options.type?this.showInstagramVideo(this.options.remote):"url"===this.options.type?this.loadRemoteContent(this.options.remote):"video"===this.options.type?this.showVideoIframe(this.options.remote):this.error('Could not detect remote target type. Force the type using data-type="image|youtube|vimeo|instagram|url|video"'):this.detectRemoteType(this.options.remote)):this.error("No remote target given")},strip_stops:function(a){return a.replace(/\./g,"")},strip_spaces:function(a){return a.replace(/\s/g,"")},isImage:function(a){return a.match(/(^data:image\/.*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg)((\?|#).*)?$)/i)},isSwf:function(a){return a.match(/\.(swf)((\?|#).*)?$/i)},getYoutubeId:function(a){var b;return b=a.match(/^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/),b&&11===b[2].length?b[2]:!1},getVimeoId:function(a){return a.indexOf("vimeo")>0?a:!1},getInstagramId:function(a){return a.indexOf("instagram")>0?a:!1},navigate:function(a){if(a=a||window.event,39===a.keyCode||37===a.keyCode){if(39===a.keyCode)return this.navigate_right();if(37===a.keyCode)return this.navigate_left()}},navigateTo:function(b){var c,d;return 0>b||b>this.gallery_items.length-1?this:(this.showLoading(),this.gallery_index=b,this.$element=a(this.gallery_items.get(this.gallery_index)),this.updateTitleAndFooter(),d=this.$element.attr("data-remote")||this.$element.attr("href"),this.detectRemoteType(d,this.$element.attr("data-type")||!1),this.gallery_index+1<this.gallery_items.length&&(c=a(this.gallery_items.get(this.gallery_index+1),!1),d=c.attr("data-remote")||c.attr("href"),"image"===c.attr("data-type")||this.isImage(d))?this.preloadImage(d,!1):void 0)},navigate_left:function(){return 1!==this.gallery_items.length?(0===this.gallery_index?this.gallery_index=this.gallery_items.length-1:this.gallery_index--,this.options.onNavigate.call(this,"left",this.gallery_index),this.navigateTo(this.gallery_index)):void 0},navigate_right:function(){return 1!==this.gallery_items.length?(this.gallery_index===this.gallery_items.length-1?this.gallery_index=0:this.gallery_index++,this.options.onNavigate.call(this,"right",this.gallery_index),this.navigateTo(this.gallery_index)):void 0},detectRemoteType:function(a,b){var c;return b=b||!1,"image"===b||this.isImage(a)?(this.options.type="image",this.preloadImage(a,!0)):"youtube"===b||(c=this.getYoutubeId(a))?(this.options.type="youtube",this.showYoutubeVideo(c)):"vimeo"===b||(c=this.getVimeoId(a))?(this.options.type="vimeo",this.showVimeoVideo(c)):"instagram"===b||(c=this.getInstagramId(a))?(this.options.type="instagram",this.showInstagramVideo(c)):"video"===b?(this.options.type="video",this.showVideoIframe(c)):(this.options.type="url",this.loadRemoteContent(a))},updateTitleAndFooter:function(){var a,b,c,d;return c=this.modal_content.find(".modal-header"),b=this.modal_content.find(".modal-footer"),d=this.$element.data("title")||"",a=this.$element.data("footer")||"",d||this.options.always_show_close?c.css("display","").find(".modal-title").html(d||"&nbsp;"):c.css("display","none"),a?b.css("display","").html(a):b.css("display","none"),this},showLoading:function(){return this.lightbox_body.html('<div class="modal-loading">'+this.options.loadingMessage+"</div>"),this},showYoutubeVideo:function(a){var b,c,d;return c=null!=this.$element.attr("data-norelated")||this.options.no_related?"&rel=0":"",d=this.checkDimensions(this.$element.data("width")||560),b=d/(560/315),this.showVideoIframe("//www.youtube.com/embed/"+a+"?badge=0&autoplay=1&html5=1"+c,d,b)},showVimeoVideo:function(a){var b,c;return c=this.checkDimensions(this.$element.data("width")||560),b=c/(500/281),this.showVideoIframe(a+"?autoplay=1",c,b)},showInstagramVideo:function(a){var b,c;return c=this.checkDimensions(this.$element.data("width")||612),this.resize(c),b=c+80,this.lightbox_body.html('<iframe width="'+c+'" height="'+b+'" src="'+this.addTrailingSlash(a)+'embed/" frameborder="0" allowfullscreen></iframe>'),this.options.onContentLoaded.call(this),this.modal_arrows?this.modal_arrows.css("display","none"):void 0},showVideoIframe:function(a,b,c){return c=c||b,this.resize(b),this.lightbox_body.html('<div class="embed-responsive embed-responsive-16by9"><iframe width="'+b+'" height="'+c+'" src="'+a+'" frameborder="0" allowfullscreen class="embed-responsive-item"></iframe></div>'),this.options.onContentLoaded.call(this),this.modal_arrows&&this.modal_arrows.css("display","none"),this},loadRemoteContent:function(b){var c,d;return d=this.$element.data("width")||560,this.resize(d),c=this.$element.data("disableExternalCheck")||!1,c||this.isExternal(b)?(this.lightbox_body.html('<iframe width="'+d+'" height="'+d+'" src="'+b+'" frameborder="0" allowfullscreen></iframe>'),this.options.onContentLoaded.call(this)):this.lightbox_body.load(b,a.proxy(function(a){return function(){return a.$element.trigger("loaded.bs.modal")}}(this))),this.modal_arrows&&this.modal_arrows.css("display","none"),this},isExternal:function(a){var b;return b=a.match(/^([^:\/?#]+:)?(?:\/\/([^\/?#]*))?([^?#]+)?(\?[^#]*)?(#.*)?/),"string"==typeof b[1]&&b[1].length>0&&b[1].toLowerCase()!==location.protocol?!0:"string"==typeof b[2]&&b[2].length>0&&b[2].replace(new RegExp(":("+{"http:":80,"https:":443}[location.protocol]+")?$"),"")!==location.host?!0:!1},error:function(a){return this.lightbox_body.html(a),this},preloadImage:function(b,c){var d;return d=new Image,(null==c||c===!0)&&(d.onload=function(b){return function(){var c;return c=a("<img />"),c.attr("src",d.src),c.addClass("img-responsive"),b.lightbox_body.html(c),b.modal_arrows&&b.modal_arrows.css("display","block"),c.load(function(){return b.options.scale_height?b.scaleHeight(d.height,d.width):b.resize(d.width),b.options.onContentLoaded.call(b)})}}(this),d.onerror=function(a){return function(){return a.error("Failed to load image: "+b)}}(this)),d.src=b,d},scaleHeight:function(b,c){var d,e,f,g,h,i;return g=this.modal_header.outerHeight(!0)||0,f=this.modal_footer.outerHeight(!0)||0,this.modal_footer.is(":visible")||(f=0),this.modal_header.is(":visible")||(g=0),d=this.border.top+this.border.bottom+this.padding.top+this.padding.bottom,h=parseFloat(this.modal_dialog.css("margin-top"))+parseFloat(this.modal_dialog.css("margin-bottom")),i=a(window).height()-d-h-g-f,e=Math.min(i/b,1),this.modal_dialog.css("height","auto").css("max-height",i),this.resize(e*c)},resize:function(b){var c;return c=b+this.border.left+this.padding.left+this.padding.right+this.border.right,this.modal_dialog.css("width","auto").css("max-width",c),this.lightbox_container.find("a").css("line-height",function(){return a(this).parent().height()+"px"}),this},checkDimensions:function(a){var b,c;return c=a+this.border.left+this.padding.left+this.padding.right+this.border.right,b=document.body.clientWidth,c>b&&(a=this.modal_body.width()),a},close:function(){return this.modal.modal("hide")},addTrailingSlash:function(a){return"/"!==a.substr(-1)&&(a+="/"),a}},a.fn.ekkoLightbox=function(c){return this.each(function(){var d;return d=a(this),c=a.extend({remote:d.attr("data-remote")||d.attr("href"),gallery_parent_selector:d.attr("data-parent"),type:d.attr("data-type")},c,d.data()),new b(this,c),this})},a.fn.ekkoLightbox.defaults={gallery_parent_selector:"document.body",left_arrow_class:".glyphicon .glyphicon-chevron-left",right_arrow_class:".glyphicon .glyphicon-chevron-right",directional_arrows:!0,type:null,always_show_close:!0,no_related:!1,scale_height:!0,loadingMessage:"Loading...",onShow:function(){},onShown:function(){},onHide:function(){},onHidden:function(){},onNavigate:function(){},onContentLoaded:function(){}}}).call(this);