wp-includes/js/heartbeat.min.js

   1 window.wp=window.wp||{};(function(a){var b=function(){var t=this,e,c,q=typeof pagenow!="undefined"?pagenow:"",h=typeof ajaxurl!="undefined"?ajaxurl:"",C,B=0,x={},D,i,r=0,A=0,y,f=true,p,j,g,w=-1,l=false;this.hasConnectionError=function(){return l};if(typeof(window.heartbeatSettings)=="object"){C=a.extend({},window.heartbeatSettings);h=C.ajaxurl||h;delete C.ajaxurl;delete C.nonce;D=C.interval||15;delete C.interval;if(D<15){D=15}else{if(D>60){D=60}}D=D*1000;q=q||C.screenId||"front";delete C.screenId;a.extend(this,C)}function k(F){if(F){return parseInt((new Date()).getTime()/1000)}return(new Date()).getTime()}function z(I){var F,H=I.src;if(H&&/^https?:\/\//.test(H)){F=window.location.origin?window.location.origin:window.location.protocol+"//"+window.location.host;if(H.indexOf(F)!==0){return false}}try{if(I.contentWindow.document){return true}}catch(G){}return false}function v(G){var F;if(G){switch(G){case"abort":break;case"timeout":F=true;break;case"parsererror":case"error":case"empty":case"unknown":A++;if(A>2){F=true}break}if(F&&!t.hasConnectionError()){l=true;a(document).trigger("heartbeat-connection-lost",[G])}}else{if(t.hasConnectionError()){A=0;l=false;a(document).trigger("heartbeat-connection-restored")}}}function d(){var J={},I,F,H=true,G=typeof window.heartbeatSettings=="object"?window.heartbeatSettings.nonce:"";B=k();I=a.extend({},x);x={};a(document).trigger("heartbeat-send",[I]);for(F in I){if(I.hasOwnProperty(F)){H=false;break}}if(H&&!t.hasConnectionError()){i=false;u();return}J.data=I;J.interval=D/1000;J._nonce=G;J.action="heartbeat";J.screen_id=q;J.has_focus=f;i=true;t.xhr=a.ajax({url:h,type:"post",timeout:30000,data:J,dataType:"json"}).done(function(K,N,L){var M;if(!K){return v("empty")}if(t.hasConnectionError()){v()}if(K.nonces_expired){a(document).trigger("heartbeat-nonces-expired");return}if(K.heartbeat_interval){M=K.heartbeat_interval;delete K.heartbeat_interval}t.tick(K,N,L);if(M){t.interval.call(t,M)}}).always(function(){i=false;u()}).fail(function(L,M,K){v(M||"unknown");t.error(L,M,K)})}function u(){var G=k()-B,F=D;if(!e){return}if(!f){F=100000}else{if(r>0&&y){F=y;r--}}window.clearTimeout(c);if(G<F){c=window.setTimeout(function(){if(e){d()}},F-G)}else{d()}}function o(){window.clearTimeout(g);window.clearTimeout(w);g=w=0;f=false}function n(){window.clearTimeout(g);window.clearTimeout(w);g=w=0;p=k();if(f){return}f=true;window.clearTimeout(c);if(!i){u()}}function s(){a("iframe").each(function(F,G){if(!z(G)){return}if(a.data(G,"wp-heartbeat-focus")){return}a.data(G,"wp-heartbeat-focus",1);a(G.contentWindow).on("focus.wp-heartbeat-focus",function(H){n()}).on("blur.wp-heartbeat-focus",function(H){s();w=window.setTimeout(function(){o()},500)})})}a(window).on("blur.wp-heartbeat-focus",function(F){s();g=window.setTimeout(function(){o()},500)}).on("focus.wp-heartbeat-focus",function(){a("iframe").each(function(F,G){if(!z(G)){return}a.removeData(G,"wp-heartbeat-focus");a(G.contentWindow).off(".wp-heartbeat-focus")});n()});function E(){j=false;a(document).off(".wp-heartbeat-active");a("iframe").each(function(F,G){if(!z(G)){return}a(G.contentWindow).off(".wp-heartbeat-active")});n()}function m(){var F=p?k()-p:0;if(F>300000&&f){o()}if(!j){a(document).on("mouseover.wp-heartbeat-active keyup.wp-heartbeat-active",function(){E()});a("iframe").each(function(G,H){if(!z(H)){return}a(H.contentWindow).on("mouseover.wp-heartbeat-active keyup.wp-heartbeat-active",function(){E()})});j=true}}window.setInterval(function(){m()},30000);a(document).ready(function(){e=true;B=k();u()});this.hasFocus=function(){return f};this.interval=function(H,G){var F,I;G=parseInt(G,10)||30;G=G<1||G>30?30:G;if(H){switch(H){case"fast":I=5;r=G;break;case"slow":I=60;r=0;break;case"long-polling":D=0;return 0;break;default:I=15;r=0}F=I*1000<D;if(r>0){y=I*1000}else{D=I*1000;y=0}if(F){u()}}if(!f){return 120}return y?y/1000:D/1000};this.enqueue=function(H,G,F){if(H){if(x.hasOwnProperty(H)&&F){return false}x[H]=G;return true}return false};this.isQueued=function(F){return x[F]}};a.extend(b.prototype,{tick:function(d,e,c){a(document).trigger("heartbeat-tick",[d,e,c])},error:function(d,e,c){a(document).trigger("heartbeat-error",[d,e,c])}});wp.heartbeat=new b()}(jQuery));