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Added recognition of previous status via twitter

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This commit is contained in:
Romedius Weiss 2013-01-24 01:23:53 +01:00
parent 615227d861
commit e0f99f34f1
1 changed files with 165 additions and 49 deletions
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202
TSI_inout_ino/TSI_inout_ino.ino
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@ -38,9 +38,9 @@ unsigned int localPort = 8888; // local port to listen for UDP packets
char thingSpeakAddress[] = "api.thingspeak.com";
String thingtweetAPIKey = "21I4R9UJQZJSC60Y";
// Variable Setup
// Variable Setup - check if these Variables are needed
long lastConnectionTime = 0;
boolean lastConnected = false;
boolean lastConnected = true;
int failedCounter = 0;
// NTP stuff
@ -56,17 +56,34 @@ byte packetBuffer[ NTP_PACKET_SIZE]; //buffer to hold incoming and outgoing pack
// A UDP instance to let us send and receive packets over UDP
EthernetUDP Udp;
// Initialize Arduino Ethernet Client
EthernetClient client;
// Twitter response variables
char serverName[] = "api.twitter.com"; // twitter URL
String currentLine = ""; // string to hold the text from server
String tweet = ""; // string to hold the tweet
boolean readingTweet = false; // if you're currently reading the tweet
// Specific variables
// Status
int hsopen =-1;
int hsopen =2;
int ethernetstatus = -1;
/*
0=not set
1=read thingspeak response
2=read tweet
*/
int readStatus=0;
// Twitter message, intermediate part
String tmsg = " Hackerspace @ Freies Theater at ";
//debug options
boolean debug = true;
boolean debug = false;
//LED and Switch pins
const int ropen=5;
const int rwait=6;
const int rclosed=7;
@ -105,60 +122,38 @@ void setup()
}
// Start Ethernet on Arduino
setEth(-1);
setRoom(hsopen);
startEthernet();
delay(1000);
setRoom(hsopen);
// Update Twitter via ThingTweet
TriggerTwitterReq();
}
void loop()
{
if((digitalRead(topen)==LOW)&&(hsopen!=1)){
setRoom(2);
if(updateTwitterStatus("Hackerspace @ Freies Theater: OPENING at " + read_time())==0){
hsopen=1;
switch(readStatus){
case 0:{
readStatus = readButtons();
break;
}
else
{
hsopen=-1;
case 1:{
readStatus = readThingspeakResponse();
break;
}
delay(3000);
setRoom(hsopen);
}
if((digitalRead(tclose)==LOW)&&(hsopen!=0)){
setRoom(2);
if(updateTwitterStatus("Hackerspace @ Freies Theater: CLOSING at " + read_time())==0){
hsopen=0;
}
else
{
hsopen=-1;
}
delay(3000);
setRoom(hsopen);
}
// Print Update Response to Serial Monitor
if(client.available())
{
char c = client.read();
if(debug){
Serial.print(c);
case 2:{
readStatus = readTwitterStatus();
break;
}
}
// Disconnect from ThingSpeak
if (!client.connected() && lastConnected)
{
if(debug){
Serial.println("...disconnected");
}
client.stop();
}
// Check if Arduino Ethernet needs to be restarted
if (failedCounter > 3 ) {startEthernet();}
if (failedCounter > 3 ) {
startEthernet();
}
lastConnected = client.connected();
}
@ -212,6 +207,59 @@ int updateTwitterStatus(String tsData)
}
}
int readButtons(){
int ret=0;
if((digitalRead(topen)==LOW)&&(hsopen!=1)){
setRoom(2);
if(updateTwitterStatus("Opening" + tmsg + read_time())==0){
hsopen=1;
ret=1;
}
else
{
hsopen=-1;
}
delay(3000);
setRoom(hsopen);
}
if((digitalRead(tclose)==LOW)&&(hsopen!=0)){
setRoom(2);
if(updateTwitterStatus("Closing" + tmsg + read_time())==0){
hsopen=0;
ret=1;
}
else
{
hsopen=-1;
}
delay(3000);
setRoom(hsopen);
}
return ret;
}
int readThingspeakResponse(){
// Print Update Response to Serial Monitor
if(client.available())
{
char c = client.read();
if(debug){
Serial.print(c);
}
}
// Disconnect from ThingSpeak
if (!client.connected() && lastConnected)
{
if(debug){
Serial.println("...disconnected");
}
client.stop();
return 0;
}
return 1;
}
void startEthernet()
{
client.stop();
@ -353,3 +401,71 @@ unsigned long sendNTPpacket(IPAddress& address)
Udp.endPacket();
}
/**
* http://arduino.cc/en/Tutorial/TwitterClient
*
*
*/
void TriggerTwitterReq() {
// attempt to connect, and wait a millisecond:
if(debug){Serial.println("connecting to server...");}
if (client.connect(serverName, 80)) {
if(debug){Serial.println("making HTTP request...");}
// make HTTP GET request to twitter:
client.println("GET /1/statuses/user_timeline.xml?screen_name=ITSynOpen&count=1 HTTP/1.1");
client.println("HOST: api.twitter.com");
client.println();
}
// note the time of this connect attempt:
readStatus=2;
}
int readTwitterStatus() {
if (client.connected()) {
if (client.available()) {
// read incoming bytes:
char inChar = client.read();
// add incoming byte to end of line:
currentLine += inChar;
// if you get a newline, clear the line:
if (inChar == '\n') {
currentLine = "";
}
// if the current line ends with <text>, it will
// be followed by the tweet:
if ( currentLine.endsWith("<text>")) {
// tweet is beginning. Clear the tweet string:
readingTweet = true;
tweet = "";
}
// if you're currently reading the bytes of a tweet,
// add them to the tweet String:
if (readingTweet) {
if (inChar != '<') {
tweet += inChar;
}
else {
// if you got a "<" character,
// you've reached the end of the tweet:
readingTweet = false;
if(debug){Serial.println("Tweet:");}
if(debug){Serial.println(tweet);}
if(debug){Serial.println(tweet.startsWith("Opening", 1));}
if(debug){Serial.println(tweet.startsWith("Closing", 1));}
if(tweet.startsWith("Opening", 1)){hsopen=1;}
else if(tweet.startsWith("Closing", 1)){hsopen=0;}
else {hsopen=-1;}
setRoom(hsopen);
// close the connection to the server:
client.stop();
return 0;
}
}
}
}
return 2;
}