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15 lines
3.4 KiB
JavaScript
15 lines
3.4 KiB
JavaScript
/*
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This file is part of Mibew Messenger project.
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http://mibew.org
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Copyright (c) 2005-2011 Mibew Messenger Community
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License: http://mibew.org/license.php
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*/
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ChatServer=Class.create();
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ChatServer.prototype={initialize:function(a){this.updateTimer=null;this.options={servl:"",requestsFrequency:2,onTimeout:function(){},onTransportError:function(){},onCallError:function(){},onUpdateError:function(){},onResponseError:function(){}}.extend(a);this.callbacks={};this.callPeriodically=[];this.ajaxOptions={_method:"post",asynchronous:!0,timeout:5E3,onComplete:this.receiveResponse.bind(this),onException:this.onTransportError.bind(this),onTimeout:this.onTimeout.bind(this)};this.ajaxRequest=
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null;this.buffer=[];this.functions={};this.mibewAPI=new MibewAPI(new MibewAPICoreInteraction)},callFunctions:function(a,b,d){try{if(!(a instanceof Array))throw Error("The first arguments must be an array");for(var c in a)a.hasOwnProperty(c)&&this.mibewAPI.checkFunction(a[c],!1);var e=this.generateToken();this.callbacks[e]=b;this.buffer.push({token:e,functions:a});d&&this.update()}catch(f){return this.options.onCallError(f),!1}return!0},callFunctionsPeriodically:function(a,b){this.callPeriodically.push({functionsListBuilder:a,
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callbackFunction:b})},generateToken:function(){var a;do a="wnd"+(new Date).getTime().toString()+Math.round(50*Math.random()).toString();while(a in this.callbacks);return a},processRequest:function(a){var b=new MibewAPIExecutionContext,d=this.mibewAPI.getResultFunction(a.functions,this.callbacks.hasOwnProperty(a.token));if(null===d)for(var c in a.functions)a.functions.hasOwnProperty(c)&&(this.processFunction(a.functions[c],b),this.buffer.push(this.mibewAPI.buildResult(b.getResults(),a.token)));else this.callbacks.hasOwnProperty(a.token)&&
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(this.callbacks[a.token](d.arguments),delete this.callbacks[a.token])},processFunction:function(a,b){if(this.functions.hasOwnProperty(a["function"])){var d=b.getArgumentsList(a),c={},e;for(e in this.functions[a["function"]])this.functions[a["function"]].hasOwnProperty(e)&&c.extend(this.functions[a["function"]][e](d));b.storeFunctionResults(a,c)}},sendRequests:function(a){this.ajaxRequest=new Ajax.Request(this.options.servl,this.ajaxOptions.extend({parameters:"data="+this.mibewAPI.encodePackage(a)}))},
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runUpdater:function(){null==this.updateTimer&&this.update();this.updateTimer=setTimeout(this.update.bind(this),1E3*this.options.requestsFrequency)},restartUpdater:function(){this.updateTimer&&clearTimeout(this.updateTimer);this.ajaxRequest._options&&(this.ajaxRequest._options.onComplete=void 0);this.update();this.updateTimer=setTimeout(this.update.bind(this),1E3)},update:function(){this.updateTimer&&clearTimeout(this.updateTimer);for(var a=0;a<this.callPeriodically.length;a++)this.callFunctions(this.callPeriodically[a].functionsListBuilder(),
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this.callPeriodically[a].callbackFunction);if(0==this.buffer.length)this.runUpdater();else try{this.sendRequests(this.buffer),this.buffer=[]}catch(b){this.options.onUpdateError(b)}},receiveResponse:function(a){""==a.response&&this.runUpdater();try{var b=this.mibewAPI.decodePackage(a.response),d;for(d in b.requests)this.processRequest(b.requests[d])}catch(c){this.options.onResponseError(c)}finally{this.runUpdater()}},registerFunction:function(a,b){a in this.functions||(this.functions[a]=[]);this.functions[a].push(b)},
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onTransportError:function(a,b){this.restartUpdater();this.options.onTransportError(b)},onTimeout:function(){this.restartUpdater();this.options.onTimeout()}}; |