From fac0c965b11a103a1973153d40347557d9bf68d9 Mon Sep 17 00:00:00 2001
From: Cliff Click <cliffc@acm.org>
Date: Sun, 1 Dec 2024 11:42:13 -0800
Subject: Start on a graph viz animation of peeps

---
 chapter18/docs/webtcp.min.js | 65 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 chapter18/docs/webtcp.min.js

(limited to 'chapter18/docs/webtcp.min.js')

diff --git a/chapter18/docs/webtcp.min.js b/chapter18/docs/webtcp.min.js
new file mode 100644
index 00000000..bf23ee5a
--- /dev/null
+++ b/chapter18/docs/webtcp.min.js
@@ -0,0 +1,65 @@
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+d._protocols=[];d.protocol=null;d.readyState=e.CONNECTING;d._ir=N(d._base_url);d._ir.onfinish=function(a,b){d._ir=null;a?(d._options.info&&(a=c.objectExtend(a,d._options.info)),d._options.rtt&&(b=d._options.rtt),d._applyInfo(a,b,h),d._didClose()):d._didClose(1002,"Can't connect to server",!0)}};e.prototype=new p;e.version="0.3.2";e.CONNECTING=0;e.OPEN=1;e.CLOSING=2;e.CLOSED=3;e.prototype._debug=function(){this._options.debug&&c.log.apply(c,arguments)};e.prototype._dispatchOpen=function(){this.readyState===
+e.CONNECTING?(this._transport_tref&&(clearTimeout(this._transport_tref),this._transport_tref=null),this.readyState=e.OPEN,this.dispatchEvent(new n("open"))):this._didClose(1006,"Server lost session")};e.prototype._dispatchMessage=function(a){this.readyState===e.OPEN&&this.dispatchEvent(new n("message",{data:a}))};e.prototype._dispatchHeartbeat=function(){this.readyState===e.OPEN&&this.dispatchEvent(new n("heartbeat",{}))};e.prototype._didClose=function(a,b,f){var d=this;if(d.readyState!==e.CONNECTING&&
+d.readyState!==e.OPEN&&d.readyState!==e.CLOSING)throw Error("INVALID_STATE_ERR");d._ir&&(d._ir.nuke(),d._ir=null);d._transport&&(d._transport.doCleanup(),d._transport=null);var h=new n("close",{code:a,reason:b,wasClean:c.userSetCode(a)});if(!c.userSetCode(a)&&d.readyState===e.CONNECTING&&!f){if(d._try_next_protocol(h))return;h=new n("close",{code:2E3,reason:"All transports failed",wasClean:!1,last_event:h})}d.readyState=e.CLOSED;c.delay(function(){d.dispatchEvent(h)})};e.prototype._didMessage=function(a){switch(a.slice(0,
+1)){case "o":this._dispatchOpen();break;case "a":for(var a=JSON.parse(a.slice(1)||"[]"),b=0;b<a.length;b++)this._dispatchMessage(a[b]);break;case "m":a=JSON.parse(a.slice(1)||"null");this._dispatchMessage(a);break;case "c":a=JSON.parse(a.slice(1)||"[]");this._didClose(a[0],a[1]);break;case "h":this._dispatchHeartbeat()}};e.prototype._try_next_protocol=function(a){var b=this;b.protocol&&(b._debug("Closed transport:",b.protocol,""+a),b.protocol=null);for(b._transport_tref&&(clearTimeout(b._transport_tref),
+b._transport_tref=null);;){a=b.protocol=b._protocols.shift();if(!a)return!1;if(e[a]&&!0===e[a].need_body&&(!j.body||"undefined"!=typeof j.readyState&&"complete"!==j.readyState))return b._protocols.unshift(a),b.protocol="waiting-for-load",c.attachEvent("load",function(){b._try_next_protocol()}),!0;if(e[a]&&e[a].enabled(b._options)){b._transport_tref=c.delay((b._options.rto||0)*(e[a].roundTrips||1)||5E3,function(){b.readyState===e.CONNECTING&&b._didClose(2007,"Transport timeouted")});var f=c.random_string(8),
+f=b._base_url+"/"+b._server+"/"+f;return b._debug("Opening transport:",a," url:"+f," RTO:"+b._options.rto),b._transport=new e[a](b,f,b._base_url),!0}b._debug("Skipping transport:",a)}};e.prototype.close=function(a,b){if(a&&!c.userSetCode(a))throw Error("INVALID_ACCESS_ERR");return this.readyState!==e.CONNECTING&&this.readyState!==e.OPEN?!1:(this.readyState=e.CLOSING,this._didClose(a||1E3,b||"Normal closure"),!0)};e.prototype.send=function(a){if(this.readyState===e.CONNECTING)throw Error("INVALID_STATE_ERR");
+return this.readyState===e.OPEN&&this._transport.doSend(c.quote(""+a)),!0};e.prototype._applyInfo=function(a,b,f){this._options.info=a;this._options.rtt=b;this._options.rto=c.countRTO(b);this._options.info.null_origin=!j.domain;b=c.probeProtocols();this._protocols=c.detectProtocols(b,f,a)};i=e.websocket=function(a,b){var f=this,d=b+"/websocket";"https"===d.slice(0,5)?d="wss"+d.slice(5):d="ws"+d.slice(4);f.ri=a;f.url=d;f.ws=new (g.WebSocket||g.MozWebSocket)(f.url);f.ws.onmessage=function(a){f.ri._didMessage(a.data)};
+f.unload_ref=c.unload_add(function(){f.ws.close()});f.ws.onclose=function(){f.ri._didMessage(c.closeFrame(1006,"WebSocket connection broken"))}};i.prototype.doSend=function(a){this.ws.send("["+a+"]")};i.prototype.doCleanup=function(){var a=this.ws;a&&(a.onmessage=a.onclose=null,a.close(),c.unload_del(this.unload_ref),this.unload_ref=this.ri=this.ws=null)};i.enabled=function(){return!!g.WebSocket||!!g.MozWebSocket};i.roundTrips=2;var l=function(){};l.prototype.send_constructor=function(a){this.send_buffer=
+[];this.sender=a};l.prototype.doSend=function(a){this.send_buffer.push(a);this.send_stop||this.send_schedule()};l.prototype.send_schedule_wait=function(){var a=this,b;a.send_stop=function(){a.send_stop=null;clearTimeout(b)};b=c.delay(25,function(){a.send_stop=null;a.send_schedule()})};l.prototype.send_schedule=function(){var a=this;if(0<a.send_buffer.length){var b="["+a.send_buffer.join(",")+"]";a.send_stop=a.sender(a.trans_url,b,function(){a.send_stop=null;a.send_schedule_wait()});a.send_buffer=
+[]}};l.prototype.send_destructor=function(){this._send_stop&&this._send_stop();this._send_stop=null};var O=function(a,b,f){if(!("_send_form"in this)){var d=this._send_form=j.createElement("form"),h=this._send_area=j.createElement("textarea");h.name="d";d.style.display="none";d.style.position="absolute";d.method="POST";d.enctype="application/x-www-form-urlencoded";d.acceptCharset="UTF-8";d.appendChild(h);j.body.appendChild(d)}var d=this._send_form,h=this._send_area,g="a"+c.random_string(8);d.target=
+g;d.action=a+"/jsonp_send?i="+g;var e;try{e=j.createElement('<iframe name="'+g+'">')}catch(i){e=j.createElement("iframe"),e.name=g}e.id=g;d.appendChild(e);e.style.display="none";try{h.value=b}catch(k){c.log("Your browser is seriously broken. Go home! "+k.message)}d.submit();var l=function(){e.onerror&&(e.onreadystatechange=e.onerror=e.onload=null,c.delay(500,function(){e.parentNode.removeChild(e);e=null}),h.value="",f())};return e.onerror=e.onload=l,e.onreadystatechange=function(){"complete"==e.readyState&&
+l()},l},P=function(a){return function(b,c,d){return(new a("POST",b+"/xhr_send",c)).onfinish=function(a){d(a)},function(a){d(0,a)}}},i=e["jsonp-polling"]=function(a,b){c.polluteGlobalNamespace();this.ri=a;this.trans_url=b;this.send_constructor(O);this._schedule_recv()};i.prototype=new l;i.prototype._schedule_recv=function(){var a=this,b=a.trans_url+"/jsonp",f="a"+c.random_string(6),b=b+"?c="+escape("_jp."+f),d=function(b){delete g._jp[f];a._recv_stop=null;b&&(a._is_closing||a.ri._didMessage(b));a._is_closing||
+a._schedule_recv()},e,m=j.createElement("script"),i,k=function(a){i&&(i.parentNode.removeChild(i),i=null);m&&(clearTimeout(e),m.parentNode.removeChild(m),m.onreadystatechange=m.onerror=m.onload=m.onclick=null,m=null,d(a),d=null)},l=!1,p=null;m.id="a"+c.random_string(8);m.src=b;m.type="text/javascript";m.charset="UTF-8";m.onerror=function(){p||(p=setTimeout(function(){l||k(c.closeFrame(1006,"JSONP script loaded abnormally (onerror)"))},1E3))};m.onload=function(){k(c.closeFrame(1006,"JSONP script loaded abnormally (onload)"))};
+m.onreadystatechange=function(){if(/loaded|closed/.test(m.readyState)){if(m&&m.htmlFor&&m.onclick){l=!0;try{m.onclick()}catch(a){}}m&&k(c.closeFrame(1006,"JSONP script loaded abnormally (onreadystatechange)"))}};if("undefined"==typeof m.async&&j.attachEvent)if(/opera/i.test(navigator.userAgent))i=j.createElement("script"),i.text="try{var a = document.getElementById('"+m.id+"'); if(a)a.onerror();}catch(x){};",m.async=i.async=!1;else{try{m.htmlFor=m.id,m.event="onclick"}catch(n){}m.async=!0}"undefined"!=
+typeof m.async&&(m.async=!0);e=setTimeout(function(){k(c.closeFrame(1006,"JSONP script loaded abnormally (timeout)"))},35E3);b=j.getElementsByTagName("head")[0];b=(b.insertBefore(m,b.firstChild),i&&b.insertBefore(i,b.firstChild),k);g._jp[f]=b;a._recv_stop=function(){g._jp[f]&&g._jp[f](c.closeFrame(1E3,"JSONP user aborted read"))}};i.enabled=function(){return!0};i.need_body=!0;i.prototype.doCleanup=function(){this._is_closing=!0;this._recv_stop&&this._recv_stop();this.ri=this._recv_stop=null;this.send_destructor()};
+i=function(){};i.prototype=new l;i.prototype.run=function(a,b,c,d,e){this.ri=a;this.trans_url=b;this.send_constructor(P(e));this.poll=new E(a,d,b+c,e)};i.prototype.doCleanup=function(){this.poll&&(this.poll.abort(),this.poll=null)};var w=e["xhr-streaming"]=function(a,b){this.run(a,b,"/xhr_streaming",y,c.XHRCorsObject)};w.prototype=new i;w.enabled=function(){return g.XMLHttpRequest&&"withCredentials"in new XMLHttpRequest&&!/opera/i.test(navigator.userAgent)};w.roundTrips=2;w.need_body=!0;l=e["xdr-streaming"]=
+function(a,b){this.run(a,b,"/xhr_streaming",y,c.XDRObject)};l.prototype=new i;l.enabled=function(){return!!g.XDomainRequest};l.roundTrips=2;var F=e["xhr-polling"]=function(a,b){this.run(a,b,"/xhr",y,c.XHRCorsObject)};F.prototype=new i;F.enabled=w.enabled;F.roundTrips=2;w=e["xdr-polling"]=function(a,b){this.run(a,b,"/xhr",y,c.XDRObject)};w.prototype=new i;w.enabled=l.enabled;w.roundTrips=2;var s=function(){};s.prototype.i_constructor=function(a,b,f){var d=this;d.ri=a;d.origin=c.getOrigin(f);d.base_url=
+f;d.trans_url=b;a=f+"/iframe.html";d.ri._options.devel&&(a+="?t="+ +new Date);d.window_id=c.random_string(8);a+="#"+d.window_id;d.iframeObj=c.createIframe(a,function(a){d.ri._didClose(1006,"Unable to load an iframe ("+a+")")});d.onmessage_cb=c.bind(d.onmessage,d);c.attachMessage(d.onmessage_cb)};s.prototype.doCleanup=function(){if(this.iframeObj){c.detachMessage(this.onmessage_cb);try{this.iframeObj.iframe.contentWindow&&this.postMessage("c")}catch(a){}this.iframeObj.cleanup();this.onmessage_cb=this.iframeObj=
+this.iframeObj=null}};s.prototype.onmessage=function(a){if(a.origin===this.origin){var b=a.data.slice(0,8),c=a.data.slice(8,9),a=a.data.slice(9);if(b===this.window_id)switch(c){case "s":this.iframeObj.loaded();this.postMessage("s",JSON.stringify([e.version,this.protocol,this.trans_url,this.base_url]));break;case "t":this.ri._didMessage(a)}}};s.prototype.postMessage=function(a,b){this.iframeObj.post(this.window_id+a+(b||""),this.origin)};s.prototype.doSend=function(a){this.postMessage("m",a)};s.enabled=
+function(){var a=navigator&&navigator.userAgent&&-1!==navigator.userAgent.indexOf("Konqueror");return("function"==typeof g.postMessage||"object"==typeof g.postMessage)&&!a};var G,H=function(a,b){parent!==g?parent.postMessage(G+a+(b||""),"*"):c.log("Can't postMessage, no parent window.",a,b)},u=function(){};u.prototype._didClose=function(a,b){H("t",c.closeFrame(a,b))};u.prototype._didMessage=function(a){H("t",a)};u.prototype._doSend=function(a){this._transport.doSend(a)};u.prototype._doCleanup=function(){this._transport.doCleanup()};
+c.parent_origin=void 0;e.bootstrap_iframe=function(){var a;G=j.location.hash.slice(1);c.attachMessage(function(b){if(b.source===parent&&("undefined"==typeof c.parent_origin&&(c.parent_origin=b.origin),b.origin===c.parent_origin)){var f=b.data.slice(0,8),d=b.data.slice(8,9),b=b.data.slice(9);if(f===G)switch(d){case "s":var h=JSON.parse(b),f=h[0],d=h[1],b=h[2],h=h[3];f!==e.version&&c.log('Incompatibile SockJS! Main site uses: "'+f+'", the iframe: "'+e.version+'".');if(!c.flatUrl(b)||!c.flatUrl(h)){c.log("Only basic urls are supported in SockJS");
+break}if(!c.isSameOriginUrl(b)||!c.isSameOriginUrl(h)){c.log("Can't connect to different domain from within an iframe. ("+JSON.stringify([g.location.href,b,h])+")");break}a=new u;a._transport=new u[d](a,b,h);break;case "m":a._doSend(b);break;case "c":a&&a._doCleanup(),a=null}}});H("s")};var z=function(a,b){var f=this;c.delay(function(){f.doXhr(a,b)})};z.prototype=new k(["finish"]);z.prototype.doXhr=function(a,b){var f=this,d=(new Date).getTime(),e=new b("GET",a+"/info"),g=c.delay(8E3,function(){e.ontimeout()});
+e.onfinish=function(a,b){clearTimeout(g);g=null;if(200===a){var c=(new Date).getTime()-d,e=JSON.parse(b);"object"!=typeof e&&(e={});f.emit("finish",e,c)}else f.emit("finish")};e.ontimeout=function(){e.close();f.emit("finish")}};var K=function(a){var b=this,f=function(){var c=new s;c.protocol="w-iframe-info-receiver";var f=function(a){"string"==typeof a&&"m"===a.substr(0,1)?(a=JSON.parse(a.substr(1)),b.emit("finish",a[0],a[1])):b.emit("finish");c.doCleanup();c=null};c.i_constructor({_options:{},_didClose:f,
+_didMessage:f},a,a)};j.body?f():c.attachEvent("load",f)};K.prototype=new k(["finish"]);var L=function(){var a=this;c.delay(function(){a.emit("finish",{},2E3)})};L.prototype=new k(["finish"]);var N=function(a){if(c.isSameOriginUrl(a))return new z(a,c.XHRLocalObject);switch(c.isXHRCorsCapable()){case 1:return new z(a,c.XHRLocalObject);case 2:return new z(a,c.XDRObject);case 3:return new K(a);default:return new L}};(u["w-iframe-info-receiver"]=function(a,b,f){(new z(f,c.XHRLocalObject)).onfinish=function(b,
+c){a._didMessage("m"+JSON.stringify([b,c]));a._didClose()}}).prototype.doCleanup=function(){};k=e["iframe-eventsource"]=function(){this.protocol="w-iframe-eventsource";this.i_constructor.apply(this,arguments)};k.prototype=new s;k.enabled=function(){return"EventSource"in g&&s.enabled()};k.need_body=!0;k.roundTrips=3;(u["w-iframe-eventsource"]=function(a,b){this.run(a,b,"/eventsource",I,c.XHRLocalObject)}).prototype=new i;k=e["iframe-xhr-polling"]=function(){this.protocol="w-iframe-xhr-polling";this.i_constructor.apply(this,
+arguments)};k.prototype=new s;k.enabled=function(){return g.XMLHttpRequest&&s.enabled()};k.need_body=!0;k.roundTrips=3;(u["w-iframe-xhr-polling"]=function(a,b){this.run(a,b,"/xhr",y,c.XHRLocalObject)}).prototype=new i;k=e["iframe-htmlfile"]=function(){this.protocol="w-iframe-htmlfile";this.i_constructor.apply(this,arguments)};k.prototype=new s;k.enabled=function(){return s.enabled()};k.need_body=!0;k.roundTrips=3;(u["w-iframe-htmlfile"]=function(a,b){this.run(a,b,"/htmlfile",J,c.XHRLocalObject)}).prototype=
+new i;var E=function(a,b,c,d){this.ri=a;this.Receiver=b;this.recv_url=c;this.AjaxObject=d;this._scheduleRecv()};E.prototype._scheduleRecv=function(){var a=this,b=a.poll=new a.Receiver(a.recv_url,a.AjaxObject);b.onmessage=function(b){a.ri._didMessage(b.data)};b.onclose=function(c){a.poll=b=b.onmessage=b.onclose=null;a.poll_is_closing||("permanent"===c.reason?a.ri._didClose(1006,"Polling error ("+c.reason+")"):a._scheduleRecv())}};E.prototype.abort=function(){this.poll_is_closing=!0;this.poll&&this.poll.abort()};
+var I=function(a){var b=this,f=new EventSource(a);f.onmessage=function(a){b.dispatchEvent(new n("message",{data:unescape(a.data)}))};b.es_close=f.onerror=function(a,e){var g=e?"user":2!==f.readyState?"network":"permanent";b.es_close=f.onmessage=f.onerror=null;f.close();f=null;c.delay(200,function(){b.dispatchEvent(new n("close",{reason:g}))})}};I.prototype=new p;I.prototype.abort=function(){this.es_close&&this.es_close({},!0)};var A,J=function(a){var b=this;c.polluteGlobalNamespace();b.id="a"+c.random_string(6,
+26);a+=(-1===a.indexOf("?")?"?":"&")+"c="+escape("_jp."+b.id);if(void 0===A)if("ActiveXObject"in g)try{A=!!new ActiveXObject("htmlfile")}catch(f){}else A=!1;var d=A?c.createHtmlfile:c.createIframe,e;g._jp[b.id]={start:function(){e.loaded()},message:function(a){b.dispatchEvent(new n("message",{data:a}))},stop:function(){b.iframe_close({},"network")}};b.iframe_close=function(a,c){e.cleanup();b.iframe_close=e=null;delete g._jp[b.id];b.dispatchEvent(new n("close",{reason:c}))};e=d(a,function(){b.iframe_close({},
+"permanent")})};J.prototype=new p;J.prototype.abort=function(){this.iframe_close&&this.iframe_close({},"user")};var y=function(a,b){var c=this,d=0;c.xo=new b("POST",a,null);c.xo.onchunk=function(a,b){if(200===a)for(;;){var e=b.slice(d),g=e.indexOf("\n");if(-1===g)break;d+=g+1;e=e.slice(0,g);c.dispatchEvent(new n("message",{data:e}))}};c.xo.onfinish=function(a,b){c.xo.onchunk(a,b);c.xo=null;c.dispatchEvent(new n("close",{reason:200===a?"network":"permanent"}))}};return y.prototype=new p,y.prototype.abort=
+function(){this.xo&&(this.xo.close(),this.dispatchEvent(new n("close",{reason:"user"})),this.xo=null)},e.getUtils=function(){return c},e.getIframeTransport=function(){return s},e}();"_sockjs_onload"in window&&setTimeout(_sockjs_onload,1);"function"==typeof define&&define.amd&&define("sockjs",[],function(){return SockJS});function WebTCP(j,g){this.sockets={};this.httpClients={};this.sock=new SockJS("http://"+j+":"+g+"/bridge");this.ready=!1;this.outputBuffer=[];var c=this;this.sock.onopen=function(){c.ready=!0;c.processBuffer()};this.processBuffer=function(){if(0<this.outputBuffer.length&&this.ready)for(var c in this.outputBuffer)this.sock.send(this.outputBuffer[c])};this.sock.onmessage=function(g){g.data=JSON.parse(g.data);g.data.sID?(sID=g.data.sID,c.sockets[sID].onEvent(g.data.eventName,g.data.data)):g.data.cID&&
+(cID=g.data.cID,c.httpClients[cID].onEvent(g.data.eventName,g.data.data))};this.sock.onclose=function(){console.log("close")};this.createSocket=function(c,g,j){return new Socket(this,c,g,j)};this.createHTTPClient=function(){return new Http(this)}};function WebTCPIO(){this.onEvent=function(j,g){this["on"+j](g);if(this["on"+j+"Custom"])this["on"+j+"Custom"](g)};this.on=function(j,g){this["on"+j+"Custom"]=g};this.rpc=function(j,g){var c=this.createPacket();c.command=j;c.args=g;this.send(JSON.stringify(c));return c.id};this.write=function(j){var g=this.createPacket();g.data=j;this.send(JSON.stringify(g));return g.id};this.send=function(j){if(this.webtcp.ready)this.webtcp.sock.send(j);else{if(this.webtcp.outputBuffer>this.webtcp.BUFF_SIZE)throw"Output buffer is already full, but sockJS connection is not ready yet";
+this.webtcp.outputBuffer.push(j)}};this.onerror=function(j){throw j;}};
\ No newline at end of file
-- 
cgit v1.2.3