| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| var isLegacy = /(?:web|hpw)OS\/(\d+)/.test(navigator.userAgent); |
| |
| function LS2Request(uri, params) { |
| this.uri = uri; |
| params = params || {}; |
| if(params.method) { |
| if(this.uri.charAt(this.uri.length-1) != "/") { |
| this.uri += "/"; |
| } |
| this.uri += params.method; |
| } |
| if(typeof params.onSuccess === 'function') { |
| this.onSuccess = params.onSuccess; |
| } |
| if(typeof params.onFailure === 'function') { |
| this.onFailure = params.onFailure; |
| } |
| if(typeof params.onComplete === 'function') { |
| this.onComplete = params.onComplete; |
| } |
| this.params = (typeof params.parameters === 'object') ? params.parameters : {}; |
| this.subscribe = params.subscribe || false; |
| if(this.subscribe) { |
| this.params.subscribe = params.subscribe; |
| } |
| if(this.params.subscribe) { |
| this.subscribe = this.params.subscribe; |
| } |
| this.resubscribe = params.resubscribe || false; |
| this.send(); |
| } |
| |
| LS2Request.prototype.send = function() { |
| if(!window.PalmServiceBridge) { |
| console.error("PalmServiceBridge not found."); |
| return; |
| } |
| this.bridge = new PalmServiceBridge(); |
| var self = this; |
| this.bridge.onservicecallback = this.callback = function(msg) { |
| var parsedMsg; |
| if(self.cancelled) { |
| return; |
| } |
| try { |
| parsedMsg = JSON.parse(msg); |
| } catch(e) { |
| parsedMsg = { |
| errorCode: -1, |
| errorText: msg |
| }; |
| } |
| if((parsedMsg.errorCode || parsedMsg.returnValue===false) && self.onFailure) { |
| self.onFailure(parsedMsg); |
| if(self.resubscribe && self.subscribe) { |
| self.delayID = setTimeout(function() { |
| self.send(); |
| }, LS2Request.resubscribeDelay); |
| } |
| } else if(self.onSuccess) { |
| self.onSuccess(parsedMsg); |
| } |
| if(self.onComplete) { |
| self.onComplete(parsedMsg); |
| } |
| if(!self.subscribe) { |
| self.cancel(); |
| } |
| }; |
| this.bridge.call(this.uri, JSON.stringify(this.params)); |
| }; |
| |
| LS2Request.prototype.cancel = function() { |
| this.cancelled = true; |
| if(this.resubscribeJob) { |
| clearTimeout(this.delayID); |
| } |
| if(this.bridge) { |
| this.bridge.cancel(); |
| this.bridge = undefined; |
| } |
| }; |
| |
| LS2Request.prototype.toString = function() { |
| return "[LS2Request]"; |
| }; |
| |
| LS2Request.resubscribeDelay = 10000; |
| |
| module.exports = { |
| request: function (uri, params) { |
| var req = new LS2Request(uri, params); |
| return req; |
| }, |
| systemPrefix: ((isLegacy) ? "com.palm." : "com.webos."), |
| protocol: "luna://" |
| }; |