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112 lines
3.8 KiB
C
112 lines
3.8 KiB
C
/*
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* Copyright (c) 2009, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: shell-sensortweet.c,v 1.1 2009/05/11 17:11:37 adamdunkels Exp $
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*/
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/**
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* \file
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* Shell command that posts sensor data to Twitter
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#include "contiki.h"
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#include "contiki-net.h"
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#include "cfs/cfs.h"
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#include "dev/sht11.h"
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#include "shell.h"
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#include "twitter.h"
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#include <stdio.h>
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#include <string.h>
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#define MAX_USERNAME_PASSWORD 32
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/*---------------------------------------------------------------------------*/
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PROCESS(sensortweet_process, "sensortweet");
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SHELL_COMMAND(sensortweet_command,
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"sensortweet",
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"sensortweet <username:password>: post sensor data to Twitter",
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&sensortweet_process);
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(sensortweet_process, ev, data)
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{
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char message[140];
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char username_password[MAX_USERNAME_PASSWORD];
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int len;
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int temp;
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uint16_t humidity;
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uint16_t battery_indicator;
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int humidity_converted;
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PROCESS_BEGIN();
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/* Open the username/password file. */
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if(data == NULL) {
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PROCESS_EXIT();
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}
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strncpy(username_password, data, MAX_USERNAME_PASSWORD);
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/* username_password[len] = 0;*/
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temp = sht11_temp();
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humidity = sht11_humidity();
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battery_indicator = sht11_sreg() & 0x40? 1: 0;
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humidity_converted = (int)(-4L + 405L * humidity / 10000L);
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if(humidity_converted > 100) {
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humidity_converted = 100;
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}
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if(humidity_converted < 0) {
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humidity_converted = 0;
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}
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if(!battery_indicator) {
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snprintf(message, sizeof(message), "Contiki #sensortweet %d.%d: Temperature %d.%d C, humidity %d%%",
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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(temp / 10 - 396) / 10,
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(temp / 10 - 396) % 10,
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humidity_converted);
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} else {
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snprintf(message, sizeof(message), "Contiki #sensortweet %d.%d: Battery low",
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1]);
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}
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twitter_post((uint8_t *)username_password, message);
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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void
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shell_sensortweet_init(void)
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{
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shell_register_command(&sensortweet_command);
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}
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/*---------------------------------------------------------------------------*/
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