Questions-and-Answers/media/uikit-v2/js/components/lightbox.min.js

/*! UIkit 2.27.5 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT License */
!function(i){var t;window.UIkit2&&(t=i(UIkit2)),"function"==typeof define&&define.amd&&define("uikit-lightbox",["uikit"],function(){return t||i(UIkit2)})}(function(i){"use strict";function t(t){if(e)return e.lightbox=t,e;e=i.$(['<div class="uk-modal">','<div class="uk-modal-dialog uk-modal-dialog-lightbox uk-slidenav-position" style="margin-left:auto;margin-right:auto;width:200px;height:200px;top:'+Math.abs(window.innerHeight/2-200)+'px;">','<a href="#" class="uk-modal-close uk-close uk-close-alt"></a>','<div class="uk-lightbox-content"></div>','<div class="uk-modal-spinner uk-hidden"></div>',"</div>","</div>"].join("")).appendTo("body"),e.dialog=e.find(".uk-modal-dialog:first"),e.content=e.find(".uk-lightbox-content:first"),e.loader=e.find(".uk-modal-spinner:first"),e.closer=e.find(".uk-close.uk-close-alt"),e.modal=i.modal(e,{modal:!1}),e.on("swipeRight swipeLeft",function(i){e.lightbox["swipeLeft"==i.type?"next":"previous"]()}).on("click","[data-lightbox-previous], [data-lightbox-next]",function(t){t.preventDefault(),e.lightbox[i.$(this).is("[data-lightbox-next]")?"next":"previous"]()}),e.on("hide.uk.modal",function(){e.content.html("")});var o={w:window.innerWidth,h:window.innerHeight};return i.$win.on("load resize orientationchange",i.Utils.debounce(function(){o.w!==window.innerWidth&&e.is(":visible")&&!i.Utils.isFullscreen()&&e.lightbox.fitSize(),o={w:window.innerWidth,h:window.innerHeight}},100)),e.lightbox=t,e}var e,o={};return i.component("lightbox",{defaults:{allowfullscreen:!0,duration:400,group:!1,keyboard:!0},index:0,items:!1,boot:function(){i.$html.on("click","[data-uk-lightbox]",function(t){t.preventDefault();var e=i.$(this);e.data("lightbox")||i.lightbox(e,i.Utils.options(e.attr("data-uk-lightbox"))),e.data("lightbox").show(e)}),i.$doc.on("keyup",function(i){if(e&&e.is(":visible")&&e.lightbox.options.keyboard)switch(i.preventDefault(),i.keyCode){case 37:e.lightbox.previous();break;case 39:e.lightbox.next()}})},init:function(){var t=[];if(this.index=0,this.siblings=[],this.element&&this.element.length){var e=this.options.group?i.$('[data-uk-lightbox*="'+this.options.group+'"]'):this.element;e.each(function(){var e=i.$(this);t.push({source:e.attr("href"),title:e.attr("data-title")||e.attr("title"),type:e.attr("data-lightbox-type")||"auto",link:e})}),this.index=e.index(this.element),this.siblings=t}else this.options.group&&this.options.group.length&&(this.siblings=this.options.group);this.trigger("lightbox-init",[this])},show:function(e){this.modal=t(this),this.modal.dialog.stop(),this.modal.content.stop();var o,n,s=this,h=i.$.Deferred();e=e||0,"object"==typeof e&&this.siblings.forEach(function(i,t){e[0]===i.link[0]&&(e=t)}),0>e?e=this.siblings.length-e:this.siblings[e]||(e=0),n=this.siblings[e],o={lightbox:s,source:n.source,type:n.type,index:e,promise:h,title:n.title,item:n,meta:{content:"",width:null,height:null}},this.index=e,this.modal.content.empty(),this.modal.is(":visible")||(this.modal.content.css({width:"",height:""}).empty(),this.modal.modal.show()),this.modal.loader.removeClass("uk-hidden"),h.promise().done(function(){s.data=o,s.fitSize(o)}).fail(function(){o.meta.content='<div class="uk-position-cover uk-flex uk-flex-middle uk-flex-center"><strong>Loading resource failed!</strong></div>',o.meta.width=400,o.meta.height=300,s.data=o,s.fitSize(o)}),s.trigger("showitem.uk.lightbox",[o])},fitSize:function(){var t=this,e=this.data,o=this.modal.dialog.outerWidth()-this.modal.dialog.width(),n=parseInt(this.modal.dialog.css("margin-top"),10),s=parseInt(this.modal.dialog.css("margin-bottom"),10),h=n+s,a=e.meta.content,l=t.options.duration;this.siblings.length>1&&(a=[a,'<a href="#" class="uk-slidenav uk-slidenav-contrast uk-slidenav-previous uk-hidden-touch" data-lightbox-previous></a>','<a href="#" class="uk-slidenav uk-slidenav-contrast uk-slidenav-next uk-hidden-touch" data-lightbox-next></a>'].join(""));var d,r,u=i.$("<div>&nbsp;</div>").css({opacity:0,position:"absolute",top:0,left:0,width:"100%",maxWidth:t.modal.dialog.css("max-width"),padding:t.modal.dialog.css("padding"),margin:t.modal.dialog.css("margin")}),c=e.meta.width,g=e.meta.height;u.appendTo("body").width(),d=u.width(),r=window.innerHeight-h,u.remove(),this.modal.dialog.find(".uk-modal-caption").remove(),e.title&&(this.modal.dialog.append('<div class="uk-modal-caption">'+e.title+"</div>"),r-=this.modal.dialog.find(".uk-modal-caption").outerHeight()),d<e.meta.width&&(g=Math.floor(g*(d/c)),c=d),g>r&&(g=Math.floor(r),c=Math.ceil(e.meta.width*(r/e.meta.height))),this.modal.content.css("opacity",0).width(c).html(a),"iframe"==e.type&&this.modal.content.find("iframe:first").height(g);var m=g+o,p=Math.floor(window.innerHeight/2-m/2)-h;0>p&&(p=0),this.modal.closer.addClass("uk-hidden"),t.modal.data("mwidth")==c&&t.modal.data("mheight")==g&&(l=0),this.modal.dialog.animate({width:c+o,height:g+o,top:p},l,"swing",function(){t.modal.loader.addClass("uk-hidden"),t.modal.content.css({width:""}).animate({opacity:1},function(){t.modal.closer.removeClass("uk-hidden")}),t.modal.data({mwidth:c,mheight:g})})},next:function(){this.show(this.siblings[this.index+1]?this.index+1:0)},previous:function(){this.show(this.siblings[this.index-1]?this.index-1:this.siblings.length-1)}}),i.plugin("lightbox","image",{init:function(i){i.on("showitem.uk.lightbox",function(i,t){if("image"==t.type||t.source&&t.source.match(/\.(jpg|jpeg|png|gif|svg)$/i)){var e=function(i,e,o){t.meta={content:'<img class="uk-responsive-width" width="'+e+'" height="'+o+'" src ="'+i+'">',width:e,height:o},t.type="image",t.promise.resolve()};if(o[t.source])e(t.source,o[t.source].width,o[t.source].height);else{var n=new Image;n.onerror=function(){t.promise.reject("Loading image failed")},n.onload=function(){o[t.source]={width:n.width,height:n.height},e(t.source,o[t.source].width,o[t.source].height)},n.src=t.source}}})}}),i.plugin("lightbox","youtube",{init:function(i){var t=/(\/\/.*?youtube\.[a-z]+)\/watch\?v=([^&]+)&?(.*)/,n=/youtu\.be\/(.*)/;i.on("showitem.uk.lightbox",function(i,s){var h,a,l=function(i,t,o){s.meta={content:'<iframe src="//www.youtube.com/embed/'+i+'" width="'+t+'" height="'+o+'" style="max-width:100%;"'+(e.lightbox.options.allowfullscreen?" allowfullscreen":"")+"></iframe>",width:t,height:o},s.type="iframe",s.promise.resolve()};if((a=s.source.match(t))&&(h=a[2]),(a=s.source.match(n))&&(h=a[1]),h){if(o[h])l(h,o[h].width,o[h].height);else{var d=new Image,r=!1;d.onerror=function(){o[h]={width:640,height:320},l(h,o[h].width,o[h].height)},d.onload=function(){120==d.width&&90==d.height?r?(o[h]={width:640,height:320},l(h,o[h].width,o[h].height)):(r=!0,d.src="//img.youtube.com/vi/"+h+"/0.jpg"):(o[h]={width:d.width,height:d.height},l(h,d.width,d.height))},d.src="//img.youtube.com/vi/"+h+"/maxresdefault.jpg"}i.stopImmediatePropagation()}})}}),i.plugin("lightbox","vimeo",{init:function(t){var n,s=/(\/\/.*?)vimeo\.[a-z]+\/([0-9]+).*?/;t.on("showitem.uk.lightbox",function(t,h){var a,l=function(i,t,o){h.meta={content:'<iframe src="//player.vimeo.com/video/'+i+'" width="'+t+'" height="'+o+'" style="width:100%;box-sizing:border-box;"'+(e.lightbox.options.allowfullscreen?" allowfullscreen":"")+"></iframe>",width:t,height:o},h.type="iframe",h.promise.resolve()};(n=h.source.match(s))&&(a=n[2],o[a]?l(a,o[a].width,o[a].height):i.$.ajax({type:"GET",url:"//vimeo.com/api/oembed.json?url="+encodeURI(h.source),jsonp:"callback",dataType:"jsonp",success:function(i){o[a]={width:i.width,height:i.height},l(a,o[a].width,o[a].height)}}),t.stopImmediatePropagation())})}}),i.plugin("lightbox","video",{init:function(t){t.on("showitem.uk.lightbox",function(t,e){var n=function(i,t,o){e.meta={content:'<video class="uk-responsive-width" src="'+i+'" width="'+t+'" height="'+o+'" controls></video>',width:t,height:o},e.type="video",e.promise.resolve()};if("video"==e.type||e.source.match(/\.(mp4|webm|ogv)$/i))if(o[e.source])n(e.source,o[e.source].width,o[e.source].height);else var s=i.$('<video style="position:fixed;visibility:hidden;top:-10000px;"></video>').attr("src",e.source).appendTo("body"),h=setInterval(function(){s[0].videoWidth&&(clearInterval(h),o[e.source]={width:s[0].videoWidth,height:s[0].videoHeight},n(e.source,o[e.source].width,o[e.source].height),s.remove())},20)})}}),i.plugin("lightbox","iframe",{init:function(i){i.on("showitem.uk.lightbox",function(t,o){var n=function(i,t,n){o.meta={content:'<iframe class="uk-responsive-width" src="'+i+'" width="'+t+'" height="'+n+'"'+(e.lightbox.options.allowfullscreen?" allowfullscreen":"")+"></iframe>",width:t,height:n},o.type="iframe",o.promise.resolve()};("iframe"===o.type||o.source.match(/\.(html|php)$/))&&n(o.source,i.options.width||800,i.options.height||600)})}}),i.lightbox.create=function(t,e){if(t){var o,n=[];return t.forEach(function(t){n.push(i.$.extend({source:"",title:"",type:"auto",link:!1},"string"==typeof t?{source:t}:t))}),o=i.lightbox(i.$.extend({},e,{group:n}))}},i.lightbox});