1 line
5.0 KiB
JavaScript
Executable File
1 line
5.0 KiB
JavaScript
Executable File
!function(a){"object"==typeof module&&"object"==typeof module.exports?module.exports=a(jQuery):a(jQuery)}(function(a){var b=function(b){if(this._opt=null,!this._isNotEmpty(b,"url"))throw new Error("Missing argument, example usage: $.simpleWebSocket({ url: 'ws://127.0.0.1:3000' }); ");this._opt=b,this._ws=null,this._reConnectTries=60,this._reConnectDeferred=null,this._dataType=this._prop(this._opt,"dataType","json"),this._listeners=[];var c=this;return this._api=function(){return{connect:function(){return a.extend(c._api,c._reConnect.apply(c,[]))},isConnected:function(a){return a?(a.apply(this,[c._isConnected.apply(c,[])]),c._api):c._isConnected.apply(c,[])},send:function(b){return a.extend(c._api,c._send.apply(c,[b]))},listen:function(b){return a.extend(c._api,c._listenReconnect.apply(c,[b]))},remove:function(a){return c._remove.apply(c,[a]),c._api},removeAll:function(){return c._removeAll.apply(c,[]),c._api},close:function(){return c._close.apply(c,[]),c._reset.apply(c,[]),c._api}}}(),this._api};return b.prototype={_createWebSocket:function(a){var b;if(!(b=a.protocols?void 0!==window.MozWebSocket?new MozWebSocket(a.url,a.protocols):window.WebSocket?new WebSocket(a.url,a.protocols):null:void 0!==window.MozWebSocket?new MozWebSocket(a.url):window.WebSocket?new WebSocket(a.url):null))throw new Error("Error, websocket could not be initialized.");return b},_bindSocketEvents:function(b,c){var d=this;a(b).bind("open",c.open).bind("close",c.close).bind("message",function(a){try{if(d._dataType&&"json"===d._dataType.toLowerCase()){var b=JSON.parse(a.originalEvent.data);c[a.type].call(this,b)}else if(d._dataType&&"xml"===d._dataType.toLowerCase()){var e=new DOMParser,f=e.parseFromString(a.originalEvent.data,"text/xml");c[a.type].call(this,f)}else c[a.type]&&c[a.type].call(this,a.originalEvent.data)}catch(b){c[a.type]&&c[a.type].call(this,a.originalEvent.data)}}).bind("error",function(a){c.error&&c.error.call(this,a)})},_webSocket:function(a){var b=this._createWebSocket(a);return this._bindSocketEvents(b,a),b},_getSocketEventHandler:function(a){var b=this;return{open:function(b){var c=this;a&&a.resolve(c)},close:function(b){a&&a.rejectWith(b)},message:function(a){for(var c=0,d=b._listeners.length;c<d;c++)try{b._listeners[c].deferred.notify.apply(b,[a])}catch(a){}},error:function(c){b._ws=null;for(var d=0,e=b._listeners.length;d<e;d++)b._listeners[d].deferred.reject.apply(b,[c]);a&&a.rejectWith.apply(b,[c])}}},_connect:function(){var b=a.Deferred();if(this._ws)if(2===this._ws.readyState||3===this._ws.readyState)this._ws.close();else{if(0===this._ws.readyState)return b.promise();if(1===this._ws.readyState)return b.resolve(this._ws),b.promise()}return this._ws=this._webSocket(a.extend(this._opt,this._getSocketEventHandler(b))),b.promise()},_reset:function(){this._reConnectTries=this._prop(this._opt,"attempts",60),this._reConnectDeferred=a.Deferred()},_close:function(){this._ws&&(this._ws.close(),this._ws=null)},_isConnected:function(){return null!==this._ws&&1===this._ws.readyState},_reConnectTry:function(){var a=this;this._connect().done(function(){a._reConnectDeferred.resolve.apply(a,[a._ws])}).fail(function(b){a._reConnectTries--,a._reConnectTries>0?window.setTimeout(function(){a._reConnect.apply(a,[])},a._prop.apply(a,[a._opt,"timeout",1e4])):a._reConnectDeferred.rejectWith.apply(a,[b])})},_reConnect:function(){var a=this;return this._reConnectDeferred&&"pending"===this._reConnectDeferred.state()||this._reset(),this._ws&&1===this._ws.readyState?this._reConnectDeferred.resolve(this._ws):this._reConnectTry(),a._reConnectDeferred.promise.apply(a,[])},_preparePayload:function(a){return this._opt.dataType&&"text"===this._opt.dataType.toLowerCase()?a:this._opt.dataType&&"xml"===this._opt.dataType.toLowerCase()?a:(this._opt.dataType&&this._opt.dataType.toLowerCase(),JSON.stringify(a))},_send:function(b){var c=this,d=a.Deferred();return function(a){c._reConnect.apply(c,[]).done(function(b){b.send(a),d.resolve.apply(c,[c._api])}).fail(function(a){d.rejectWith.apply(c,[a])})}(this._preparePayload(b)),d.promise()},_indexOfListener:function(a){for(var b=0,c=this._listeners.length;b<c;b++)if(this._listeners[b].listener===a)return b;return-1},_isNotEmpty:function(a,b){return void 0!==a&&null!==a&&void 0!==b&&null!==b&&""!==b&&void 0!==a[b]&&null!==a[b]&&""!==a[b]},_prop:function(a,b,c){return this._isNotEmpty(a,b)?a[b]:c},_listen:function(b){var c=this,d=a.Deferred();return c._reConnect.apply(c,[]).done(function(){d.progress(function(){b.apply(this,arguments)}),c._remove.apply(c,[b]),c._listeners.push({deferred:d,listener:b})}).fail(function(a){d.reject(a)}),d.promise()},_listenReconnect:function(b){var c=a.Deferred(),d=this;return this._listen(b).fail(function(){c.notify(arguments),d._listenReconnect.apply(d,[b])}).done(function(){c.resolve()}),c.promise()},_remove:function(a){var b=this._indexOfListener(a);b!==-1&&(this._listeners[b].deferred.resolve(),this._listeners.splice(b,1))},_removeAll:function(){for(var a=0,b=this._listeners.length;a<b;a++)this._listeners[a].deferred.resolve();this._listeners=[]}},a.extend({simpleWebSocket:function(a){return new b(a)}}),a.simpleWebSocket}); |