wp-includes/js/heartbeat.min.js

   1 !function(a,b,c){var d=function(){function d(){if("string"==typeof b.pagenow&&(B.screenId=b.pagenow),"string"==typeof b.ajaxurl&&(B.url=b.ajaxurl),"object"==typeof b.heartbeatSettings){var c=b.heartbeatSettings;!B.url&&c.ajaxurl&&(B.url=c.ajaxurl),c.interval&&(B.mainInterval=c.interval,B.mainInterval<15?B.mainInterval=15:B.mainInterval>60&&(B.mainInterval=60)),B.screenId||(B.screenId=c.screenId||"front"),"disable"===c.suspension&&(B.suspendEnabled=!1)}B.mainInterval=1e3*B.mainInterval,B.originalInterval=B.mainInterval,a(b).on("blur.wp-heartbeat-focus",function(){m(),B.winBlurTimer=b.setTimeout(function(){k()},500)}).on("focus.wp-heartbeat-focus",function(){n(),l()}).on("unload.wp-heartbeat",function(){B.suspend=!0,B.xhr&&4!==B.xhr.readyState&&B.xhr.abort()}),b.setInterval(function(){q()},3e4),A.ready(function(){B.lastTick=e(),j()})}function e(){return(new Date).getTime()}function f(a){var c,d=a.src;if(d&&/^https?:\/\//.test(d)&&(c=b.location.origin?b.location.origin:b.location.protocol+"//"+b.location.host,0!==d.indexOf(c)))return!1;try{if(a.contentWindow.document)return!0}catch(e){}return!1}function g(a,b){var c;if(a){switch(a){case"abort":break;case"timeout":c=!0;break;case"error":if(503===b&&B.hasConnected){c=!0;break}case"parsererror":case"empty":case"unknown":B.errorcount++,B.errorcount>2&&B.hasConnected&&(c=!0)}c&&!s()&&(B.connectionError=!0,A.trigger("heartbeat-connection-lost",[a,b]))}}function h(){B.hasConnected=!0,s()&&(B.errorcount=0,B.connectionError=!1,A.trigger("heartbeat-connection-restored"))}function i(){var c,d;B.connecting||B.suspend||(B.lastTick=e(),d=a.extend({},B.queue),B.queue={},A.trigger("heartbeat-send",[d]),c={data:d,interval:B.tempInterval?B.tempInterval/1e3:B.mainInterval/1e3,_nonce:"object"==typeof b.heartbeatSettings?b.heartbeatSettings.nonce:"",action:"heartbeat",screen_id:B.screenId,has_focus:B.hasFocus},B.connecting=!0,B.xhr=a.ajax({url:B.url,type:"post",timeout:3e4,data:c,dataType:"json"}).always(function(){B.connecting=!1,j()}).done(function(a,b,c){var d;return a?(h(),a.nonces_expired?void A.trigger("heartbeat-nonces-expired"):(a.heartbeat_interval&&(d=a.heartbeat_interval,delete a.heartbeat_interval),A.trigger("heartbeat-tick",[a,b,c]),void(d&&v(d)))):void g("empty")}).fail(function(a,b,c){g(b||"unknown",a.status),A.trigger("heartbeat-error",[a,b,c])}))}function j(){var a=e()-B.lastTick,c=B.mainInterval;B.suspend||(B.hasFocus?B.countdown>0&&B.tempInterval&&(c=B.tempInterval,B.countdown--,B.countdown<1&&(B.tempInterval=0)):c=12e4,b.clearTimeout(B.beatTimer),c>a?B.beatTimer=b.setTimeout(function(){i()},c-a):i())}function k(){o(),B.hasFocus=!1}function l(){o(),B.userActivity=e(),B.suspend=!1,B.hasFocus||(B.hasFocus=!0,j())}function m(){a("iframe").each(function(c,d){f(d)&&(a.data(d,"wp-heartbeat-focus")||(a.data(d,"wp-heartbeat-focus",1),a(d.contentWindow).on("focus.wp-heartbeat-focus",function(){l()}).on("blur.wp-heartbeat-focus",function(){m(),B.frameBlurTimer=b.setTimeout(function(){k()},500)})))})}function n(){a("iframe").each(function(b,c){f(c)&&(a.removeData(c,"wp-heartbeat-focus"),a(c.contentWindow).off(".wp-heartbeat-focus"))})}function o(){b.clearTimeout(B.winBlurTimer),b.clearTimeout(B.frameBlurTimer)}function p(){B.userActivityEvents=!1,A.off(".wp-heartbeat-active"),a("iframe").each(function(b,c){f(c)&&a(c.contentWindow).off(".wp-heartbeat-active")}),l()}function q(){var b=B.userActivity?e()-B.userActivity:0;b>3e5&&B.hasFocus&&k(),B.suspendEnabled&&b>12e5&&(B.suspend=!0),B.userActivityEvents||(A.on("mouseover.wp-heartbeat-active keyup.wp-heartbeat-active",function(){p()}),a("iframe").each(function(b,c){f(c)&&a(c.contentWindow).on("mouseover.wp-heartbeat-active keyup.wp-heartbeat-active",function(){p()})}),B.userActivityEvents=!0)}function r(){return B.hasFocus}function s(){return B.connectionError}function t(){B.lastTick=0,j()}function u(){B.suspendEnabled=!1}function v(a,b){var c,d=B.tempInterval?B.tempInterval:B.mainInterval;if(a){switch(a){case"fast":case 5:c=5e3;break;case 15:c=15e3;break;case 30:c=3e4;break;case 60:c=6e4;break;case"long-polling":return B.mainInterval=0,0;default:c=B.originalInterval}5e3===c?(b=parseInt(b,10)||30,b=1>b||b>30?30:b,B.countdown=b,B.tempInterval=c):(B.countdown=0,B.tempInterval=0,B.mainInterval=c),c!==d&&j()}return B.tempInterval?B.tempInterval/1e3:B.mainInterval/1e3}function w(a,b,c){return a?c&&this.isQueued(a)?!1:(B.queue[a]=b,!0):!1}function x(a){return a?B.queue.hasOwnProperty(a):void 0}function y(a){a&&delete B.queue[a]}function z(a){return a?this.isQueued(a)?B.queue[a]:c:void 0}var A=a(document),B={suspend:!1,suspendEnabled:!0,screenId:"",url:"",lastTick:0,queue:{},mainInterval:60,tempInterval:0,originalInterval:0,countdown:0,connecting:!1,connectionError:!1,errorcount:0,hasConnected:!1,hasFocus:!0,userActivity:0,userActivityEvents:!1,beatTimer:0,winBlurTimer:0,frameBlurTimer:0};return d(),{hasFocus:r,connectNow:t,disableSuspend:u,interval:v,hasConnectionError:s,enqueue:w,dequeue:y,isQueued:x,getQueuedItem:z}};b.wp=b.wp||{},b.wp.heartbeat=new d}(jQuery,window);