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Publish & Subscribe Real-time Messaging with PubNub

github.com/pubnub/javascript

pubnub/javascript

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d[f]={createdByActualRequest:t,channels:g,channelGroups:b,clientIdentifier:c.clientIdentifier,timestamp:Date.now()},v=null!==(i=c.heartbeat.presenceState)&&void 0!==i?i:{},y=!1;let m=c.heartbeatInterval;for(const e of l)e.heartbeatInterval&&(m=Math.min(m,e.heartbeatInterval));if(y&&d[f].clientIdentifier){const e=d[f].timestamp+1e3*m,t=Date.now();if(!n&&!q&&t<e){const n=.05*m*1e3;if(m-n<=3||e-t>n)return void B(c,!0)}}delete d[f].response,d[f].clientIdentifier=c.clientIdentifier;for(const t of l){const{heartbeat:n}=t;void 0!==n&&t.clientIdentifier!==e.clientIdentifier&&(n.presenceState&&(v=Object.assign(Object.assign({},v),n.presenceState)),b.push(...n.channelGroups.filter((e=>!b.includes(e)))),g.push(...n.channels.filter((e=>!g.includes(e)))))}d[f].channels=g,d[f].channelGroups=b,n||(d[f].timestamp=Date.now());for(const e in Object.keys(v))g.includes(e)||b.includes(e)||delete v[e];if(0!==g.length||0!==b.length){if(g.length||b.length){const e=u.path.split("/");e[6]=g.length?g.join(","):",",u.path=e.join("/")}if(b.length&&(u.queryParameters["channel-group"]=b.join(",")),Object.keys(v).length?u.queryParameters.state=JSON.stringify(v):delete u.queryParameters.state,l.length>1&&u.queryParameters&&u.queryParameters.auth){const e=ie(l);e&&(u.queryParameters.auth=e)}return u}},A=(e,t)=>{var n;const r=null!=t?t:h[e.clientIdentifier],s=Z(e,t);let i=te(e.request),o=ee(e.request);const a=Object.assign({},e.request);if(r&&r.subscription){const{subscription:e}=r;if(o.length){e.channels=e.channels.filter((e=>!o.includes(e)));const t=e.path.split("/");if(","!==t[4]){const n=t[4].split(",").filter((e=>!o.includes(e)));t[4]=n.length?n.join(","):",",e.path=t.join("/")}}if(i.length&&(e.channelGroups=e.channelGroups.filter((e=>!i.includes(e))),e.channelGroupQuery.length>0)){const t=e.channelGroupQuery.split(",").filter((e=>!i.includes(e)));e.channelGroupQuery=t.length?t.join(","):""}}if(r&&r.heartbeat){const{heartbeat:e}=r;o.length&&(e.channels=e.channels.filter((e=>!o.includes(e)))),i.length&&(e.channelGroups=e.channelGroups.filter((e=>!i.includes(e))))}for(const t of s){const n=t.subscription;void 0!==n&&(t.clientIdentifier!==e.clientIdentifier&&(o.length&&(o=o.filter((e=>!e.endsWith("-pnpres")&&!n.channels.includes(e)))),i.length&&(i=i.filter((e=>!e.endsWith("-pnpres")&&!n.channelGroups.includes(e))))))}const c=o.length+i.length;if(o.length&&(o=o.filter((e=>!e.endsWith("-pnpres")))),i.length&&(i=i.filter((e=>!e.endsWith("-pnpres")))),0!==o.length||0!==i.length){if(r&&p[r.subscriptionKey]&&(o.length||i.length)){const e=p[r.subscriptionKey],t=`${r.userId}_${null!==(n=se(r))&&void 0!==n?n:""}`;if(e[t]){let{channels:n,channelGroups:r}=e[t];i.length&&(r=r.filter((e=>!o.includes(e)))),o.length&&(n=n.filter((e=>!o.includes(e)))),e[t].channelGroups=r,e[t].channels=n}}if(o.length){const e=a.path.split("/");e[6]=o.join(","),a.path=e.join("/")}if(i.length&&(a.queryParameters["channel-group"]=i.join(",")),s.length>1&&a.queryParameters&&a.queryParameters.auth){const e=ie(s);e&&(a.queryParameters.auth=e)}return a}if(r&&r.workerLogVerbosity){const e=s.reduce(((e,{clientIdentifier:t})=>(e.push(t),e)),[]).join(", ");ae(c>0?"Leaving only presence channels which doesn't require presence leave. 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Invalidating...`,t);V(e.subscriptionKey,e.clientIdentifier)}}e&&!r&&(e.lastPingRequest=(new Date).getTime()/1e3,R(e,t))})),n&&n.length>0&&n[0]){const t=n[0].offlineClientsCheckInterval;l[e]=setTimeout((()=>re(e)),500*t-1)}},se=e=>{var t;return e.accessToken&&null!==(t=e.accessToken.token)&&void 0!==t?t:e.authKey},ie=e=>{const t=e.filter((e=>!!e.accessToken)).sort(((e,t)=>e.accessToken.expiration-t.accessToken.expiration)).pop();return t?t.authKey:void 0},oe=e=>{const t=se(e);let n=`${e.userId}-${e.subscriptionKey}${t?`-${t}`:""}`;return e.subscription&&e.subscription.filterExpression&&(n+=`-${e.subscription.filterExpression}`),n},ae=(e,t)=>{const n=(t?[t]:Object.values(h)).filter((e=>e&&e.workerLogVerbosity)),r={type:"shared-worker-console-log",message:e};n.forEach((e=>{e&&R(e,r)}))},ce=(e,t,n)=>{const r=(n?[n]:Object.values(h)).filter((e=>e&&e.workerLogVerbosity)),s={type:"shared-worker-console-dir",message:t,data:e};r.forEach((e=>{e&&R(e,s)}))},le=e=>Object.keys(e).map((t=>{const n=e[t];return Array.isArray(n)?n.map((e=>`${t}=${ue(e)}`)).join("&"):`${t}=${ue(n)}`})).join("&"),ue=e=>encodeURIComponent(e).replace(/[!~*'()]/g,(e=>`%${e.charCodeAt(0).toString(16).toUpperCase()}`))}));