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https://github.com/node-red/node-red-nodes.git
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removed HTTP_generic
moved scanBLE into a subfolder
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74
hardware/scanBLE/101-scanBLE.js
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74
hardware/scanBLE/101-scanBLE.js
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/**
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* scanBLE.js
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* Scans for a specific Bluetooth 4 (BLE) Device (by Name and UUID)
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* Returns the Name the of Device when found and stops scanning
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* Requires Noble: https://github.com/sandeepmistry/noble
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* Copyright 2013 Charalampos Doukas
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var RED = require("../../red/red");
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//import noble
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var noble = require('noble');
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// The main node definition - most things happen in here
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function Scan(n) {
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// Create a RED node
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RED.nodes.createNode(this,n);
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var msg = {};
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var ble_name;
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var node = this;
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//get name and uuid from user
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this.ble_name = n.ble_name;
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this.ble_uuid = n.ble_uuid;
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this.on("input", function(msg){
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noble.startScanning();
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});
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noble.on('scanStart', function(msg) {
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var msg = {};
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msg.topic = node.topic;
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msg.payload = "Scanning initiated..." //debugging
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//console.log('scanning initiated...');
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node.send(msg);
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});
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noble.on('discover', function(peripheral) {
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var msg = {};
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msg.topic = node.topic;
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msg.payload = "not found";
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if(peripheral.advertisement.localName==node.ble_name && peripheral.advertisement.serviceUuids[0]==node.ble_uuid) {
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msg.payload=peripheral.advertisement.localName;
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noble.stopScanning(); }
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node.send(msg);
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});
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}
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// Register the node by name. This must be called before overriding any of the
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// Node functions.
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RED.nodes.registerType("scanBLE", Scan);
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Scan.prototype.close = function() {
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}
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