comparison: doorbell/bellpush.js
doorbell/bellpush.js
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| 1 #! /usr/bin/env node | |
| 2 // | |
| 3 // Doorbell - Door Bell Gateway for Mesh Networks | |
| 4 // Copyright © 2015 Michael Schloh von Bennewitz <michael@schloh.com> | |
| 5 // | |
| 6 // Permission to use, copy, modify, and/or distribute this software for | |
| 7 // any purpose with or without fee is hereby granted, provided that the | |
| 8 // above copyright notice and this permission notice appear in all copies. | |
| 9 // | |
| 10 // THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL | |
| 11 // WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED | |
| 12 // WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE | |
| 13 // AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL | |
| 14 // DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR | |
| 15 // PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS | |
| 16 // ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF | |
| 17 // THIS SOFTWARE. | |
| 18 // | |
| 19 // This file is part of Doorbell, a smart door bell IoT gateway | |
| 20 // which can be found at http://dev.europalab.com/doorbell/ | |
| 21 // | |
| 22 // bellpush.js: ECMA JavaScript implementation | |
| 23 // | |
| 24 | |
| 25 /*********************************************************** | |
| 26 | _ _ _ _ | | |
| 27 | __| | ___ ___ _ __| |__ ___| | | | | |
| 28 | / _` |/ _ \ / _ \| '__| '_ \ / _ \ | | | | |
| 29 | | (_| | (_) | (_) | | | |_) | __/ | | | | |
| 30 | \__,_|\___/ \___/|_| |_.__/ \___|_|_| | | |
| 31 | | | |
| 32 | Requirements: MQTT broker with standard configuration | | |
| 33 | NodeJS and NPM modules (see package.json) | | |
| 34 | | | |
| 35 | Execute: To start this application, launch it with the | | |
| 36 | script named bellpush.js: $ ./bellpush.js | | |
| 37 | | | |
| 38 | Support: http://list.europalab.com/mailman/doorbell/ | | |
| 39 | | | |
| 40 | Test: mosquitto_sub -t door/bell | | |
| 41 | | | |
| 42 ***********************************************************/ | |
| 43 | |
| 44 // Simple doorbell publish client | |
| 45 var mqtt = require('mqtt') | |
| 46 var locli = mqtt.connect('mqtt://localhost/'); | |
| 47 var args = process.argv.slice(2).length; // Argc | |
| 48 var prog = process.argv.slice(1)[0]; // Program name | |
| 49 var parm = process.argv.slice(2)[0]; // Parameter cmd | |
| 50 | |
| 51 // Either activate or deactivate the doorbell | |
| 52 if (args > 1 || parm != 'ON' && parm != 'OFF') | |
| 53 console.error('usage: %s <ON|OFF>', prog); | |
| 54 else | |
| 55 locli.publish('/door/bell', parm); | |
| 56 | |
| 57 // Close connection | |
| 58 locli.end(); |
