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a=function(a){var b,c,d,e=0;if(0===a.length)return e;for(b=0,c=a.length;b<c;b++)d=a.charCodeAt(b),e=(e<<5)-e+d,e|=0;return e};return{calculate:a}}),define("core/analytics/identity",["exports","core/utils/cookies","core/utils/guid","core/utils/hash","core/utils/fingerprint"],function(a,b,c,d,e){"use strict";var f=!1,g=a.ImpressionManager=function(){this.isPrivate=!0,this.impId=c.generate()};g.prototype.COOKIE_NAME="__jid",g.prototype.TTL=18e5,g.prototype.init=function(a){this.isPrivate=a&&a.isPrivate,this.isPrivate||(this.prevImp=b.read(this.COOKIE_NAME)),this.persist()},g.prototype.setImpressionId=function(a){this.impId=a,this.persist()},g.prototype.persist=function(){return this.isPrivate?void b.erase(this.COOKIE_NAME):void b.create(this.COOKIE_NAME,this.impId,{expiresIn:this.TTL})};var h=a.UniqueManager=function(){this.isPrivate=!0};h.prototype.COOKIE_NAME="disqus_unique",h.prototype.TTL=31536e6,h.prototype.init=function(a){return this.isPrivate=a&&a.isPrivate,this.isPrivate?void 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a(a){return a.indexOf("+")>=0?a:a+"+00:00"}var b="YYYY-MM-DDTHH:mm:ssZ";return{ISO_8601:b,assureTzOffset:a}}),define("core/api",["jquery","underscore","backbone","core/config","core/utils"],function(a,b,c,d,e){"use strict";function f(a){return l.href=a,l.origin||l.protocol+"//"+l.hostname+(l.port?":"+l.port:"")}function g(a){return a.replace(/^(http:)?\/\//,"https://")}function h(c){c=b.defaults(c,m),c.traditional=!0,f(window.location.href)!==f(c.url)&&(c.xhrFields={withCredentials:!0}),c.omitDisqusApiKey||(c.data=c.data||{},window.FormData&&c.data instanceof window.FormData?c.url=e.serialize(c.url,{api_key:d.keys.api}):c.data.api_key=d.keys.api);var g=c.error;return c.error=function(a){n.trigger("error",a),b.isFunction(g)&&g(a)},a.ajax(c)}function i(a,c){return c=c||{},c.url=j(a),c.omitDisqusApiKey||(c.data=b.extend(c.data||{},{api_key:d.keys.api})),n.trigger("call",c),h(c).always(b.bind(this.trigger,this,"complete",c))}function 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b&&b.cache},isAnonymous:function(){return!this.get("id")},isRegistered:function(){return!this.isAnonymous()},validate:function(a){if(!this.hasValidAvatar(a))return"None of the avatar related properties can be null, undefined or empty on User models."},toJSON:function(){var b=a.Model.prototype.toJSON.apply(this,arguments);return b.thread={},this.hasValidAvatar()||(b.avatar=this.defaults.avatar),b.isRegistered=this.isRegistered(),b}});return c}),define("core/models/User",["jquery","underscore","moment","core/config","core/time","core/utils","core/strings","core/api","core/models/BaseUser"],function(a,b,c,d,e,f,g,h,i){"use strict";function j(a,b,c){a[b]=a[b]||[],a[b].push(c)}var k=g.get,l=i.extend({url:h.getURL("users/details"),validate:function(c){var d={};if(c.display_name&&(c.display_name=a.trim(c.display_name)),c.display_name||j(d,"display_name",k("Please enter your name.")),c.email||j(d,"email",k("Please enter your email address.")),f.validateEmail(c.email)||j(d,"email",k("Invalid 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this.get("id")?c.user=this.get("id"):this.get("username")&&(c.user="username:"+this.get("username")),b.extend(c,a.data),a.data=c,a},fetch:function(a){return a=this.prepareFetchOptions(a),i.prototype.fetch.call(this,a)},parse:function(a){return a.response||a},register:function(a){var c=this;return a=a||{},h.call("internal/users/register.json",{data:b.extend(this.toRegisterJSON(),{gRecaptchaResponse:a.gRecaptchaResponse}),method:"POST",success:function(d){h.call("users/acceptTerms",{method:"POST"}),c.set(b.extend({},d.response,{hasAcceptedGdprTerms:!0})),a.success&&a.success(d)},error:a.error})},saveAvatar:function(a){var b=new window.FormData;return b.append("avatar_file",a),b.append("api_key",d.keys.api),h.call("internal/users/updateAvatar.json",{method:"post",data:b,cache:!1,contentType:!1,processData:!1})},saveProfile:function(){return h.call("users/updateProfile.json",{method:"POST",data:{name:this.get("name"),about:this.get("about"),location:this.get("location"),url:this.get("url")}})},toRegisterJSON:function(){return b.pick(this.toJSON(),"display_name","email","password")},isSession:function(a){return a.user.id&&a.user.id===this.id},isEditable:function(a){return this.isSession(a)&&!this.get("remote")},toJSON:function(a){a=a||{};var b=i.prototype.toJSON.call(this),c=this.collection&&this.collection.thread;return b.thread.canModerate=Boolean(c&&c.isModerator(this)),a.session&&(b.isSession=this.isSession(a.session),b.isEditable=this.isEditable(a.session)),b},_changeFollowState:function(a){this.set({isFollowing:a,numFollowers:Math.max(0,this.get("numFollowers")+(a?1:-1))});var b="users/"+(a?"follow":"unfollow"),c=this;return h.call(b+".json",{data:{target:this.get("id")},method:"POST",success:function(a){c.trigger("sync",c,a,{})}})},follow:function(){return this._changeFollowState(!0)},unfollow:function(){return this._changeFollowState(!1)},_changeBlockState:function(a){var b="users/block/"+(a?"create":"delete"),c=this;return h.call(b+".json",{data:{user:this.get("id")},method:"POST",success:function(a){c.set(a.response)}})},block:function(){return this._changeBlockState(!0)},unblock:function(){return this._changeBlockState(!1)},report:function(a){var b=this;return h.call("users/report.json",{data:{reason:a,user:this.get("id")},method:"POST",success:function(){b.set("isFlagged",!0)}})},toggleFollowState:function(){return this._changeFollowState(!this.get("isFollowing"))},registeredLessThan:function(a,b){var d=e.assureTzOffset(this.get("joinedAt")),f=c().subtract(a,b);return c(d).isAfter(f)},registeredToday:function(){return this.registeredLessThan(1,"day")},registeredThisWeek:function(){return 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p=f.extend({defaults:b.extend({numPosts:0},f.prototype.defaults)}),q=d.sessionstorage?"sessionStorage":null,r=c.UniqueModel(f,"User",q),s=c.UniqueModel(p,"User",q),t=c.Model.extend({});return{Forum:m,TypingUser:n,User:f,TopUser:p,Switch:t,SyncedUser:r,SyncedTopUser:s}}),define("core/models/Session",["jquery","underscore","backbone","moment","core/api","core/bus","core/config","core/time","core/utils","core/utils/cookies","core/utils/guid","core/utils/auth","core/models/BaseUser","core/models/User"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n){"use strict";var o=function(){return l.getFromCookie()},p=c.Model.extend({initialize:function(){this.constructor.fromCookie=b.once(o),this.user=this.getAnonUserInstance()},setUser:function(a){this.user&&this.stopListening(this.user),this.user=a,this.setIfNewUser(),this.listenTo(a,"all",this.trigger),this.trigger("change:id",a)},isLoggedOut:function(){return!this.isLoggedIn()},isLoggedIn:function(){return 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d=c.thread?b.fetchThreadDetails(c):i.prototype.fetch.call(b,c);return d.done(function(){b.set("notificationCount",0)}),d},fetchNotificationCount:function(){var b=this;return b.isLoggedIn()?d.call("timelines/getUnreadCount.json",{data:{type:"notifications",routingVersion:f.feedApiVersion}}).done(function(a){b.set("notificationCount",a.response)}):a.Deferred().resolve()},fetchThreadDetails:function(a){var c=this,e=a.thread;c._request&&(c._request.abort(),c._request=null);var f={thread:e.id,post:e.posts.pluck("id")};return c._request=d.call("embed/threadDetails.json",{data:f,success:function(a){var d=a.response,f={};d.user&&b.extend(f,d.user,{votes:d.votes}),c.set(d.session),f.id?(c.setUser(new j(g.User,f)),e.users.add(c.user),d.thread&&(e.set("userScore",d.thread.userScore),e.set("userSubscription",d.thread.userSubscription),e.set("userRating",d.thread.userRating))):c.loginAsAnon(),d.blockedUsers&&b.each(d.blockedUsers,function(a){new 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a={client_id:this.get("apiKey"),response_type:"audiencesync",forum_id:this.get("thread").forum.id};return"https:"===window.location.protocol&&(a.ssl=1),l(h.authorize,a)},audienceSync:function(){this.openAuthWindow(this.getAudienceSyncUrl(),460,355)},needsAudienceSyncAuth:function(a){return a.get("settings").audienceSyncEnabled&&this.isLoggedIn()&&!this.get("audienceSyncVerified")},getLoggedOutUserFlags:function(){return this._loggedOutUserFlags?this._loggedOutUserFlags:(this._loggedOutUserFlags=new p.Collection(p.LOGGED_OUT_FLAGS,{session:this}),this._loggedOutUserFlags)}});return b.extend(u,b.chain(w).keys().map(function(a){return[a,w[a]]}).object().value(),{get:function(){return s=s||new w},setDefaults:function(a){if(s)throw new Error("Session defaults cannot be changed after a session instance is created!");return w._defaults=b.extend(w.prototype._defaults,a),w._defaults},forget:function(){s&&(s.stop(),s=null)}}),u}),define("core/utils/html",[],function(){"use strict";var a="...",b=a.length,c=function(a){var b;try{b=(new window.DOMParser).parseFromString("<!doctype html><meta charset=utf-8><title> </title>","text/html")}catch(c){}return b||(b=window.document.implementation.createHTMLDocument("")),b.body.innerHTML=a,b};return{stripTags:function(a){var b=c(a).body;return(b.textContent||b.innerText).replace(/\r?\n/g," ")},replaceAnchors:function(a,d){var e=c(a);return[].forEach.call(e.querySelectorAll("a"),function(a){var c=a.getAttribute("href")||"",e=a.innerHTML,f=d(a);0===c.indexOf(e.slice(0,-b))?e=f:c.length&&e.indexOf(c)!==-1?e=e.replace(c,f):e+=" "+f,a.insertAdjacentHTML("afterend",e),a.parentNode.removeChild(a)}),e.body.innerHTML.trim()}}}),define("recommendations/models",["backbone","moment","core/time"],function(a,b,c){"use strict";var d=function(a){var d=a.prototype;return a.extend({defaults:{threadId:null,forumId:null,forum:null,threadForum:null,requestBin:null,createdAgo:!1},initialize:function(a,d){if(this.set("threadForum",a.forum),d&&d.humanFriendlyTimestamp){var e=c.assureTzOffset(this.get("createdAt"));e=b(e,c.ISO_8601),this.set("createdAgo",e.fromNow())}},toJSON:function(){var a=d.toJSON.call(this);return a.preview&&(a.preview=a.preview.toJSON()),a},toString:function(){return"recommendations link: "+this.get("title")+" "+this.get("link")+" (id = "+this.id+")"}})}(a.Model);return{RelatedThread:d}}),define("recommendations/collections",["underscore","backbone","loglevel","core/api","core/utils/html","recommendations/models"],function(a,b,c,d,e,f){"use strict";var g=1e4,h=b.Collection.extend({url:d.getURL("discovery/listTopPost.json"),parse:function(a){for(var c=b.Collection.prototype.parse.call(this,a),d=0,f=c.length;d<f;d++)c[d].plaintext=e.stripTags(c[d].message);return c}}),i=b.Collection.extend({url:d.getURL("discovery/listRecommendations.json"),initialize:function(a,b){this.model=f.RelatedThread,this.forum=b.forum,this.thread=b.thread,this.minLength=b.minLength,this.maxLength=b.maxLength,this.settings=b.settings,this.featuredComments=b.featuredComments,this.forumUrl=b.forumUrl},addClickMetadata:function(a){this.invoke("set",a)},fetch:function(){var a={timeout:g,data:{forum:this.forum,thread:this.thread,limit:this.maxLength},reset:!0,humanFriendlyTimestamp:!0},d=Promise.resolve(b.Collection.prototype.fetch.call(this,a)),e=this;return this.featuredComments&&(d=d.then(function(){return e.getFeaturedPosts()["catch"](function(a){c.info("There was a problem fetching featured comments: ",a)})})),d},parse:function(a){var c=b.Collection.prototype.parse.call(this,a);return this.validateThreads(c)},validateThreads:function(a){var b=this,c=a.filter(function(a){return Boolean(a.id)&&Boolean(a.images.length)&&Boolean(a.title)&&Boolean(a.description)&&Boolean(a.url)});return this.forumUrl?(this.forumUrl=this.forumUrl.replace(/(^\w+:|^)\/\/(www\.)?/,"").split("/")[0].toLowerCase(),c.filter(function(a){return a.url.indexOf(b.forumUrl)>-1})):c},getFeaturedPosts:function(){var b=this.map(function(a){return parseInt(a.get("id"),10)});if(b.length<this.minLength)return Promise.resolve();b.sort(function(a,b){return a-b});var c=Promise.resolve(this.previews.fetch({data:{thread:b},timeout:i.CONTENT_PREVIEWS_FETCH_TIMEOUT}));return c.then(a.bind(this.attachPreviews,this))},attachPreviews:function(){this.previews.each(function(a){var b=a.get("thread"),c=this.get(b);c&&c.set("preview",a)},this)}},{CONTENT_PREVIEWS_FETCH_TIMEOUT:5e3}),j={PostCollection:h,RelatedThreadCollection:i};return j}),define("recommendations/helpers",["underscore","jquery","loglevel"],function(a,b,c){"use strict";var d=function(d,e){function f(){var a=.2;return j.scrollHeight-j.offsetHeight>a*k}function g(){i.lastChild&&!a.contains(["...","…"],i.lastChild.nodeValue)&&(l=i.appendChild(window.document.createTextNode(" "+o)),f()&&(i.removeChild(l),i.removeChild(i.lastChild),g()))}if(!d.closest("body").length)return void c.info("lineTruncate called on el not on DOM");if(d.text().length<1)return void c.info("lineTruncated called on empty el");var h=function(a){return 3!==a.nodeType};if(a.any(d.children(),h))return void c.info("lineTruncate called on non-flat el");var i=d[0],j=i;if("block"!==d.css("display"))for(;j.parentNode&&(j=j.parentNode,"block"!==b(j).css("display")););var k=parseFloat(d.parent().css("font-size"),10);if(f()){e=e||{};var l,m,n=e.lines||1,o=e.ellipsis,p=d.text();if(p.length){var q=d.width()/k,r=parseInt(q*n,10),s=p.split(/\s/),t=0;d.empty();var u=s.length;for(m=0;m<u&&(t+=s[m].length+1,!(t>=r));m++)0!==m&&(s[m]=" "+s[m]),i.appendChild(window.document.createTextNode(s[m]));if(f())for(;i.lastChild&&f();)l=i.removeChild(i.lastChild);else{do l=i.appendChild(window.document.createTextNode(" "+s[m])),m+=1;while(!f()&&m<u);i.removeChild(l)}o&&(a.isString(o)||(o="…"),g())}}},e=["product","zone","service","experiment","variant"],f=function(b){b=b||"";var c=a.object(e,b.split(":"));return{bin:b,experiment:c.experiment||"",variant:c.variant||""}};return{lineTruncate:d,binToEventParams:f}}),define("recommendations/models/State",["backbone"],function(a){"use strict";var b={UNTOUCHED:1,PROCESSING:2,DONE:4};return a.Model.extend({defaults:{status:b.UNTOUCHED,placement:null,error:null},isResolved:function(){return this.isDone()&&!this.get("error")},isRejected:function(){return this.isDone()&&this.get("error")},isDone:function(){return this.get("status")===b.DONE}},{STATUS:b})}),define("recommendations/models/Container",["underscore","backbone","core/analytics/jester","common/Session","recommendations/helpers","recommendations/models/State"],function(a,b,c,d,e,f){"use strict";return b.Model.extend({initialize:function(b){var c=this;c.app=b.app,c.threads=b.threads,c.collections=[],a.bindAll(c,"prepareData","validateCollectionMin"),c.set("sectionNames",["col-organic"]),c.set("sectionIds",a.map(c.get("sectionNames"),function(a){return a+"-"+c.cid})),c.collections.push(this.threads),this.state=new f,c.threads&&c.threads.each(function(a){a.state=c.state})},validateCollectionMin:function(){for(var a=this.collections,b=this.get("sectionNames").slice(0),c=this.get("sectionIds").slice(0),d=a.length;d>0;){d-=1;var e=a[d];e.length<e.minLength&&(a.splice(d,1),b.splice(d,1),c.splice(d,1),d=a.length)}this.set("sectionNames",b),this.set("sectionIds",c)},prepareData:function(){var a=this.commonClickMetadata();this.threads.addClickMetadata(a)},validateData:function(){this.validateCollectionMin(),this.prepareData()},commonClickMetadata:function(){var a=this.app,b=a.get("forum"),c={forumId:b.get("pk"),forum:b.id,requestBin:a.get("requestBin")};return d.isKnownToBeLoggedOut()||(c.userId=d.fromCookie().id),c},report:function(b){a.isEmpty(b)||c.client.emit(a.extend(this.snapshot(),b))},snapshot:function(){var b=this.threads,c=this.app,f=e.binToEventParams(c.get("requestBin")),g=d.isKnownToBeLoggedOut()?{}:{userId:d.fromCookie().id},h=a.extend({internal_organic:b&&b.length,external_organic:0,promoted:0,display:!0,placement:this.state.get("placement"),zone:"thread",area:this.state.get("placement"),thread_id:c.get("thread").id,forum_id:c.get("forum").get("pk")},g,f,{object_type:"link"});return h}})}),define("common/jsxUtils",["underscore"],function(a){"use strict";return{append:function(b,c){var d=function e(c){if(null!==c)return a.isArray(c)?void c.forEach(e):a.isElement(c)||c&&c.nodeType===window.Node.DOCUMENT_FRAGMENT_NODE?void b.appendChild(c):void b.appendChild(window.document.createTextNode(c))};d(c)}}});var _extends=Object.assign||function(a){for(var b=1;b<arguments.length;b++){var c=arguments[b];for(var d in c)Object.prototype.hasOwnProperty.call(c,d)&&(a[d]=c[d])}return a};define("react",["jquery","underscore","common/jsxUtils"],function(a,b,c){"use strict";var d=window.document;return{createElement:function(e,f){for(var g=arguments.length,h=Array(g>2?g-2:0),i=2;i<g;i++)h[i-2]=arguments[i];if("function"==typeof e){h.length>0&&(f=_extends({children:1===h.length?h[0]:h},f));var j=e(f);if(b.isArray(j)){var k=d.createDocumentFragment();return c.append(k,j),k}return j}if("string"!=typeof e)throw new Error("Unknown type");var l=d.createElement(e),m=!1;return f&&Object.keys(f).forEach(function(b){var c=f[b];if(/^(?:data-|aria-|role$)/.test(b))null!==c&&l.setAttribute(b,c);else if("dangerouslySetInnerHTML"===b)m=!0,l.innerHTML=c&&c.__html||"";else if("style"===b)Object.keys(c).forEach(function(a){l.style[a]=c[a]});else if(/^on[A-Z]/.test(b))c&&a(l).on(b.slice(2).toLowerCase(),c);else if("key"===b);else try{l[b]=c}catch(d){}}),m||c.append(l,h),l}}}),define("react-dom",["common/jsxUtils"],function(a){"use strict";return{render:function(b,c,d){return c.innerHTML="",a.append(c,b),d&&d(),null}}}),define("core/utils/object/get",[],function(){"use strict";return function(a,b,c){for(var d=0,e=b.length;a&&d<e;)a=a[b[d]],d+=1;return d<e||void 0===a?c:a}});var _extends=Object.assign||function(a){for(var b=1;b<arguments.length;b++){var c=arguments[b];for(var d in c)Object.prototype.hasOwnProperty.call(c,d)&&(a[d]=c[d])}return a};define("templates/recommendationsCollection",["underscore","react","core/strings","core/utils/object/get"],function(a,b,c,d){"use strict";var e=c.gettext,f=function(c){return a.map(c.collection,function(a,d){return b.createElement(g,{index:d,post:a,settings:c.settings})})},g=function(a){var c=a.index,f=a.post,g=a.settings;return b.createElement("div",{className:"recommend-post post-"+c,id:"recommend-link-"+f.domIdSuffix,"data-role":"recommended-post","data-link":f.recommendationLink},b.createElement("header",{className:"recommend-post-header"},b.createElement("div",{className:"recommend-image-wrapper"},b.createElement("img",{src:f.images[0].url,alt:f.title,title:f.title}),b.createElement("span",{className:"overlay"})),g.disableOverlay?null:b.createElement("h3",{className:"recommend-post-title",title:f.title},b.createElement("span",{"data-role":"recommend-thread-title",className:"title line-truncate","data-line-truncate":d(g,["numLinesHeadline"],""),"data-content":f.title,dangerouslySetInnerHTML:{__html:f.title}}))),b.createElement("ul",{className:"meta"},g.metaDate?b.createElement("li",{className:"time"},f.createdAgo):null," ",g.metaComments&&f.posts>0?b.createElement("li",{className:"comments"},1===f.posts?e("1 comment"):e("%(numPosts)s comments",{numPosts:f.posts})," "):null),g.contentPreview?b.createElement(h,_extends({settings:g},f)):null,g.featuredComment&&!g.contentPreview?b.createElement(i,f):null)},h=function(a){return b.createElement("div",{className:"content-preview-wrapper"},b.createElement("div",{className:"recommend-content"},a.settings.titleHidden||!a.settings.disableOverlay?b.createElement("span",{"data-role":"recommend-description-snippet",className:"line-truncate","data-line-truncate":"5"},a.description):b.createElement("h3",{className:"recommend-post-title",title:a.title},b.createElement("span",{"data-role":"recommend-thread-title",className:"title line-truncate","data-line-truncate":3,"data-content":a.title,dangerouslySetInnerHTML:{__html:a.title}}))))},i=function(a){return b.createElement("div",{className:"top-comment","data-role":"recommend-top-comment"},b.createElement("div",{className:"top-comment-header"},b.createElement("span",{className:"top-comment-avatar-wrapper"},b.createElement("img",{"data-src":d(a.preview,["author","avatar","cache"],""),alt:e("Avatar"),"data-role":"recommend-avatar"})),b.createElement("span",{className:"user publisher-color","data-role":"recommend-top-comment-author"},d(a.preview,["author","name"],null))),b.createElement("div",{className:"recommend-top-comment-wrapper"},b.createElement("span",{"data-role":"recommend-top-comment-snippet",className:"line-truncate","data-line-truncate":"3",dangerouslySetInnerHTML:{__html:d(a.preview,["message"],null)}})))};return f}),define("recommendations/views/links/BaseCollectionView",["underscore","jquery","backbone","react","react-dom","recommendations/helpers","templates/recommendationsCollection"],function(a,b,c,d,e,f,g){"use strict";var h=c.View.extend({events:{"click [data-redirect]":"handleClick"},handleClick:function(a){this.swapHref(a.currentTarget)},swapHref:function(b){b.setAttribute("data-href",b.getAttribute("href")),b.setAttribute("href",b.getAttribute("data-redirect"));var c=100;a.delay(function(){b.setAttribute("href",b.getAttribute("data-href"))},c)},initialize:function(a){this.app=a.model.app,this.initContext=a.context,this.settings=a.settings,this.adSupported=a.adSupported,this.elementsSelector="div.recommend-post",this.$elements=this.$el.find(this.elementsSelector);var b=this.collection;this.listenTo(b,{remove:this.remove,reset:this.render})},truncate:function(){var c=this.$el.find(".line-truncate");a.each(c,function(a){var c=b(a);f.lineTruncate(c,{lines:parseInt(c.attr("data-line-truncate"),10),ellipsis:!0})})},metaPlacement:function(){var c=this.$el.find(".meta"),d=this.$el.find(".recommend-post-title");c.length&&"absolute"===b(c[0]).css("position")&&a.each(c,function(a,c){var e=10,f=e+"px";if(d.length){var g=b(d[c]),h=parseInt(g.context.offsetHeight,10),i=Math.ceil(parseFloat(g.css("line-height"))/2),j=7;f=Math.ceil(i+h+j).toString()+"px"}b(a).css({bottom:f})})},resizeImage:function(a){var b=this.app.get("cardWidth"),c=this.app.get("cardHeight"),d=0,e=a.images[0];return e.width>b&&e.height>c?e.height<e.width?(d=c/e.height,e.height=c,e.width*=d,e.url+="&h="+e.height):(d=b/e.width,e.width=b,e.height*=d,e.url+="&w="+e.width):e.size||(e.url+="&h="+c),a.image=e,a},getTemplateContext:function(){this.appContext||(this.appContext=this.model.app.toJSON()),this.settings=a.extend(this.settings,this.appContext);var b=a.extend({settings:this.settings},this.initContext);b.collection=this.collection.toJSON();var c=a.bind(this.resizeImage,this);b.collection=b.collection.reduce(function(a,b){return a.push(c(b)),a},[]);var d=this.collection.at(0);if(d){var e=d.has("id")?"organic-":"promoted-",f=d.idAttribute;a.each(b.collection,function(a){a.advertisement_id=a[f],a.domIdSuffix=a[f],a.domIdSuffix=e+a.domIdSuffix,a.recommendationLink=a.url})}return b},render:function(){var a=this.getTemplateContext();return this.el.children.length||e.render(d.createElement(g,a),this.el),this.$elements=this.$el.find(this.elementsSelector),this.truncate(),this.metaPlacement(),this},remove:function(d,e,f){if(0===arguments.length)return c.View.prototype.remove.call(this);var g=a.toArray(this.$elements),h=g.splice(f.index,1)[0];return b(h).remove(),this.$elements=b(g),this}});return h}),define("templates/recommendationsMain",["underscore","react","core/strings","core/utils/object/get"],function(a,b,c,d){"use strict";var e=c.gettext,f=function(c){var f=c.settings.contentPreview?"":"no-preview";f=c.settings.titleHidden||!c.settings.disableOverlay?f:"has-preview-title";var g=c.settings.metaDate||c.settings.metaComments?"":"no-meta";return b.createElement("div",{id:c.id,className:"recommend-main "+f+" "+g},a.map(c.sections,function(a){return b.createElement("section",{id:a.id,className:a.className},b.createElement("header",{id:"recommendations-header",className:"recommend-col-header"},b.createElement("h2",{className:"recommendations-unit-title"},e("Also on %(forumName)s",{forumName:b.createElement("strong",{className:"recommendations-forum"},d(c.forum,["name"],null))}))),b.createElement("div",{className:"recommendations-unit"},b.createElement("div",{className:"recommendation-container"},b.createElement("button",{className:"scroll-btn scroll-left","data-action":"scroll-left"},"❮"),b.createElement("div",{className:"recommend-wrapper"},b.createElement("div",{className:"recommend-posts","data-role":"recommend-posts"})),b.createElement("button",{className:"scroll-btn scroll-right","data-action":"scroll-right"},"❯"))))}))};return f}),define("recommendations/views/links/MainView",["jquery","underscore","backbone","core/bus","recommendations/views/links/BaseCollectionView","templates/recommendationsMain"],function(a,b,c,d,e,f){"use strict";var g=c.View.extend({events:{"click [data-role=recommended-post]":"handleClick","click [data-action=scroll-left]":"clickScrollLeft","click [data-action=scroll-right]":"clickScrollRight"},topEdgeOffset:0,bottomEdgeOffset:1/0,initialize:function(a){a=a||{},this.settings=a.settings,this.adSupported=a.adSupported},handleClick:function(b){var c=a(b.currentTarget),e=c.data("link");d.trigger("uiAction:recommendationsClick",e),b.stopPropagation(),window.open(e,"_blank")},clickScrollLeft:function(){this.scroll(-1)},clickScrollRight:function(){this.scroll(1)},scroll:function(b){var c=a(this.$el.find(".recommend-wrapper")[0]),d=a(this.$el.find(".recommend-posts")[0]),e=this.$el.find(".recommend-post").length,f=d.width()/e,g=2*f,h=700;c.width()<g&&(g=f,h/=2);var i=c.scrollLeft()+g*b;c.animate({scrollLeft:i},h)},createSections:function(){var a=this.model,c=a.get("sectionNames"),d=a.get("sectionIds");return b.map(a.collections,function(a,b){return{id:d[b],className:c[b],collection:a}})},getTemplateContext:function(){var a=this.model.app,b=this.createSections();return{id:a.get("innerContainerId"),sections:b,forum:a.get("forum").toJSON()}},render:function(){var c=this;return c.model.validateData(),c.renderViews(),c.resizeHandler=b.debounce(function(){c.views&&b.invoke(c.views,"render")},100),a(window).on("resize",c.resizeHandler),this},renderViews:function(){var c=this.getTemplateContext(),d=this;c.settings=d.settings,c.adSupported=d.adSupported,this.$el.html(f(c)),this.$el.addClass("recommendations-wrapper");var g=b.map(c.sections,function(b){return new e({model:d.model,collection:b.collection,settings:c.settings,adSupported:c.adSupported,el:a("#"+b.id+" [data-role=recommend-posts]"),context:{}})}),h=this.$el.width(),i=20;this.$el.width(h-i),b.invoke(g,"render"),this.$el.width("100%");var j=g[0].$el.width();j<=h&&this.$el.find(".scroll-btn").hide(),this.views=g},remove:function(){c.View.prototype.remove.call(this),this.resizeHandler&&a(window).off("resize",this.resizeHandler)}});return g}),define("recommendations/views/Placement",["backbone","core/bus","common/utils","recommendations/views/links/MainView"],function(a,b,c,d){"use strict";var e=a.View.extend({className:"post-list",initialize:function(a){a=a||{},this.placement=a.placement,this.settings=a.settings,this.adSupported=a.adSupported,this.threadUrl=a.threadUrl,this._enabled=!0,this._collapse()},setRequestBin:function(a){this._bin=a},tryPlacement:function(a){this._unsetView(),a.state.set("placement",this.placement),this._recommendations=new d({model:a,settings:this.settings,adSupported:this.adSupported}),this.$el.html(this._recommendations.el),this._recommendations.render(),this._expand()},getCurrentUnit:function(){return this._recommendations},disable:function(){this._enabled=!1,this._collapse()},enable:function(){this._enabled=!0,this._expand()},remove:function(){return this._unsetView(),a.View.prototype.remove.apply(this,arguments)},_unsetView:function(){this._recommendations&&(this._recommendations.model.state.unset("placement"),this._recommendations.remove(),this._recommendations=null)},_expand:function(){if(this._enabled){this.$el.css({height:"auto",visibility:"visible"}),this.trigger("recommendations:expanded");var a=c.getPageHeight();b.frame.sendHostMessage("rendered",{height:a})}},_collapse:function(){this.$el.css({height:0,visibility:"hidden"})}});return e}),define("recommendations/app",["backbone","jquery","loglevel","core/bus","recommendations/collections","recommendations/models/Container","recommendations/views/Placement"],function(a,b,c,d,e,f,g){"use strict";var h=a.Model.extend({defaults:{name:"default",featuredComments:!1,forum:null,minLength:4,maxLength:8,cardWidth:200,cardHeight:200,innerContainerName:"recommend-main",experiment:"",service:"",variant:"",lineTruncationEnabled:!0,numLinesHeadline:3,adSupported:!1},initialize:function(){this.$el=b(this.get("el")),this.forum=this.get("forum"),this.settings=this.get("settings"),this.initPlacement(),this.createDataCollections(),this.run(),this.set("innerContainerId",this.get("innerContainerName")+"-"+this.cid)},initPlacement:function(){this.position=new g({placement:this.settings.placement,settings:this.settings,adSupported:this.get("adSupported")}),b("#recommendations-layout").html(this.position.$el),this.listenToOnce(this.position,"recommendations:expanded",function(){this.trigger("recommendations:visible")})},createDataCollections:function(){var a={forum:this.forum.get("id"),minLength:this.get("minLength"),maxLength:this.get("maxLength"),featuredComments:this.get("featuredComments"),settings:this.settings,forumUrl:this.forum.get("url")};this.threads=new e.RelatedThreadCollection([],a)},run:function(){var a=this;return a.getRecommendationsData().then(function(){return a.threads.length<a.get("minLength")?(c.debug("Not enough recommended threads, bailing out"),void d.frame.sendHostMessage("fail",{height:"0px"})):a.renderRecommendations()})["catch"](function(a){c.debug("Recommendations collection failed",a)})},getRecommendationsData:function(){return this.threads.fetch()},renderRecommendations:function(){var a=new f({app:this,threads:this.threads});this.position.tryPlacement(a)}});return{RecommendationsApp:h}}),define("templates/recommendationsLayout",["react"],function(a){"use strict";var b=function(){return a.createElement("div",{id:"recommendations-layout",className:"recommendations-layout","data-tracking-area":"recommendations-layout"},a.createElement("div",{id:"recommendations-error",className:"alert--error",style:{display:"none"}}))};return b});var _extends=Object.assign||function(a){for(var b=1;b<arguments.length;b++){var c=arguments[b];for(var d in c)Object.prototype.hasOwnProperty.call(c,d)&&(a[d]=c[d])}return a};define("recommendations/views",["backbone","jquery","underscore","loglevel","raven","stance","core/analytics/identity","core/bus","core/mixins/appliesPublisherClasses","core/switches","core/utils","core/utils/isIframed","common/models","common/Session","common/utils","recommendations/app","recommendations/common","templates/recommendationsLayout"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r){"use strict";var s=window.document,t=a.View.extend({initialize:function(a){q.setRecommendations(this),a=a||{},this.language=s.documentElement.lang,n.setDefaults(a.session),this.session=n.get(),this.forum=new m.Forum,this.forum.set(a.forum),this.states={hasError:!1,inViewport:!1,fullyVisible:!1,recommendationsLoaded:!1},this.options=_extends({},a,{forum:this.forum,session:this.session});var b=c.bind(this.bootstrap,this);l(window)?this.listenTo(h.frame,"init",b):c.defer(b),this.renderLayout()},bootstrap:function(a){this.config=a=a||o.getConfigFromHash(window),this.states.fullyVisible=a.startedFullyVisible,this.config.experiment=a.experiment||{},this.activateExperiment(this.config.experiment),a.forceSwitch&&j.forceFeature(a.forceSwitch),g.init({isPrivate:a.isPrivate}),a.impressionId&&g.impression.setImpressionId(a.impressionId),this.bindBusListeners(),this.applyPublisherClasses(),this.forum.get("settings").organicDiscoveryEnabled&&a.recsOutsideEmbedEnabled?this.initRecommendations():"standalone"===this.options.settings.placement&&this.setErrorMessage({message:"It appears that Recommendations are not enabled on the current forum. If you are a moderator you can enable this feature in the {LINK}.",linkText:"settings",linkUrl:"https://"+this.forum.id+".disqus.com/admin/settings/recommendations"}),this.trigger("bootstrap:complete",this)},bindBusListeners:function(){this.listenTo(h.frame,{"window.scroll":function(a){this.trigger("scroll",a),this.relayScrollToStance(a)},"window.inViewport":function(){this.states.inViewport=!0,this.trigger("inViewport")},"window.scrollOffViewport":function(){this.states.inViewport=!1,this.trigger("scrollOffViewport")},"frame.visible":function(){this.states.fullyVisible=!0,this.trigger("frame.visible")},error:function(a){a=JSON.parse(a),e.captureException(a.error,{extra:{details:a.details},culprit:a.culprit})}})},relayScrollToStance:function(a){f.scroll({top:a.pageOffset-a.frameOffset.top,height:a.height})},activateExperiment:function(a){if(a.experiment&&a.variant){var b=a.experiment,c=a.variant;b=b.replace(/_hidden$/,""),j.forceFeature(["experiment",b,c].join(":"))}},initRecommendations:function(){this.states.hasError||this.states.recommendationsLoaded||(this.app=this.createRecommendationsApp(),this.listenToOnce(this.app,"recommendations:visible",function(){this.expand()}),this.states.recommendationsLoaded=!0)},createRecommendationsApp:function(){var a=c.extend({},_extends({forum:this.options.forum,settings:this.options.settings,adSupported:Boolean(this.config.recommendationsPlacementUrl)},this.config.experiment));return new p.RecommendationsApp(a)},setErrorMessage:function(a){
if(this.states.hasError)return void d.debug(a.message.replace("{LINK}",a.linkText));this.states.hasError=!0;var b=this.$el.find("#recommendations-error"),c='<a href="'+a.linkUrl+'" target="_blank" rel="noopener noreferrer">'+a.linkText+"</a>";b.html(a.message.replace("{LINK}",c)),b.show(),d.debug(a.message.replace("{LINK}",a.linkText)),this.expand()},whenFullyVisible:function(){var a=b.Deferred();return this.states.fullyVisible?a.resolve():this.listenTo(this,"frame.visible",function(){a.resolve()}),a.promise()},expand:function(){var a=o.getPageHeight();h.frame.sendHostMessage("rendered",{height:a})},renderLayout:function(){this.addFeatureDetectionClasses();var a=b(r());a.appendTo(this.$el)},addFeatureDetectionClasses:function(){var a=b(s.documentElement);k.isMobileUserAgent()&&a.addClass("mobile"),k.isMobileUserAgent()||a.addClass("use-opacity-transitions")}});return i.call(t.prototype),{Recommendations:t}}),define("recommendations/main",["jquery","core/utils/getEmbeddedData","recommendations/tracking","recommendations/views"],function(a,b,c,d){"use strict";return{init:function(){var e=b("forumData"),f=b("recommendationSettings");delete f.id,a.extend(e,{settings:f});var g=new d.Recommendations({forum:e.forum,settings:e.settings,session:e.session,el:window.document.body});c.init(g)}}}),define("recommendations.bundle",function(){});