Talk:OpenDuino

temporary storage for source code

arduino part

#include <Ethernet.h>

byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = { 192, 168, 1, 99 };
byte gateway[] = { 192 ,168 ,1 ,254 };
byte subnet[] = { 255, 255, 255, 0 };
boolean open = false;

//byte server_ip[] = {74, 125, 127, 100}; //google
byte server_ip[] = { 80, 90, 47, 170 }; //hackerspace.lu
//byte server_ip[] = { 192, 168, 1, 65 };

char request[300] = "GET /OpenDuino.php?status=0 HTTP/1.0";
//char request[300] = "GET /index.html HTTP/1.0";

unsigned long time = 0;
unsigned long oldtime = 0;

unsigned long trigger_oldtime = 0;

//Server server(1337);

void setup()
{
  Ethernet.begin(mac, ip, gateway, subnet);
  //server.begin();
  Serial.begin(9600);

  lights();
  // connect once on launch
  dialup();
  
  oldtime = millis();
}

void dialup() 
{
  Client client(server_ip,80);  
  Serial.println("Connecting...");
  Serial.println(request);
  if( client.connect() ){
    client.println(request);
    client.println();
   } else {
     Serial.println("Connection failed.");
   } //*/
     
  if(client.available()) {
    char c = client.read();
    Serial.println(c);
  } //*/
  client.stop();
}

void lights() {
  if( open ) {
    digitalWrite(7,HIGH);
    digitalWrite(5,LOW);
  } else {
    digitalWrite(7,LOW);
    digitalWrite(5,HIGH);
  }
}
  

void loop()
{
  time = millis();
  
  // read the switch state
  if(digitalRead(0) == 0) {
    if( time - trigger_oldtime > 1000 || time - trigger_oldtime < 0 ) {
      trigger_oldtime = time;
      Serial.println("Changing state.");
      open = !open;
      request[26] = (int)open+48;
      lights();
      dialup();
    }
  }
  

  // send regular updates
  if( time-oldtime > 300000 || time - oldtime < 0 ) {
      oldtime = time;
      dialup();
  }
}

Server part I

<?php

try{
        checkHostname();
        setStatus();
        respond();
} catch (Exception $e) {
        mail('','OpenDuino failure',$e->getMessage());
        writeToLog("Encountered an exception on ".date("r").": ".$e->getMessage());
}


/* functions */
function checkHostname(){
        $hostname = 'openduino.dyndns.org';
        $ip = $_SERVER['REMOTE_ADDR'];
        if($ip != gethostbyname($hostname))
                throw new Exception("Sorry dude, wrong ip!");
}

function setStatus(){
        $status = $_GET['status'];
        if($status != "0" && $status != "1")
                throw new Exception('No valid status given!');
        $file = '/var/www/hackerspace.lu/open/status';
        if(file_exists($file) && is_writeable($file)){
                $current = file_get_contents($file);
                if($status != $current){        // only write on change
                        file_put_contents($file,$status);
                        writeToLog("Wrote $status to statusfile on ".date("r"));
                }
        } else throw new Exception("Status file not writeable!");
}

function respond(){
        print('ok');
}


function writeToLog($text){
        $logfile = '/var/www/hackerspace.lu/open/log';
        if(file_exists($logfile) && is_writeable($logfile))
                file_put_contents($logfile,$text."\n");
}

?>

Server part II (MW extension)

<?php 

/**
 * Todo: Refactor
 */

$wgExtensionFunctions[] = "OpenDuino";
 
// Extension credits that show up on Special:Version
$wgExtensionCredits['parserhook'][] = array(
        'name' => 'OpenDuino',
        'author' => '[http://david.raison.lu David Raison]' ,
        'url' => 'http://www.hackerspace.lu/wiki/OpenDuino',
        'description' => 'OpenDuino is a hard- and software solution to notify site visitors of the hackerspace occupation status'
);

/* global vars */
$projectLink = '<a href="OpenDuino">*</a>';

function OpenDuino(){
    global $wgParser; 
    $wgParser->setHook('openduino', 'ShowOpenDuinoStatus');
}

function ShowOpenDuinoStatus(){
	global $wgOpenDuinoFile;
	$status = readStatusFile($wgOpenDuinoFile);
	if($status == 1)
		return displayLightOn();
	elseif($status == 0)
		return displayLightOff();
	else
		return displayError();
	return true;
}

function readStatusFile($file){
	if(file_exists($file) && is_readable($file))
		return file_get_contents($file);
}

function displayLightOn(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOn.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently open. Come on in!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayLightOff(){
	global $wgParser, $projectLink;
	//$link = "[[OpenDuino|*]]";
	//$projectLink = $wgParser->parse($link,new Title(), new ParserOptions(),true,true)->getText();
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOff.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently unoccupied. Check back later!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayError(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:50px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=Attention.png&width=32) left no-repeat;">'
		.'There was an error reading the Hackerspace status.<br/>You should probably contact an office member.'
		.' '.$projectLink
		.'</div>';
	return $output;
}

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Contents

Thread title	Replies	Last modified
Alternative OpenDuino authentication	2	20:24, 23 May 2011

Alternative OpenDuino authentication

• History
• Summarize

temporary storage for source code

arduino part

#include <Ethernet.h>

byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = { 192, 168, 1, 99 };
byte gateway[] = { 192 ,168 ,1 ,254 };
byte subnet[] = { 255, 255, 255, 0 };
boolean open = false;

//byte server_ip[] = {74, 125, 127, 100}; //google
byte server_ip[] = { 80, 90, 47, 170 }; //hackerspace.lu
//byte server_ip[] = { 192, 168, 1, 65 };

char request[300] = "GET /OpenDuino.php?status=0 HTTP/1.0";
//char request[300] = "GET /index.html HTTP/1.0";

unsigned long time = 0;
unsigned long oldtime = 0;

unsigned long trigger_oldtime = 0;

//Server server(1337);

void setup()
{
  Ethernet.begin(mac, ip, gateway, subnet);
  //server.begin();
  Serial.begin(9600);

  lights();
  // connect once on launch
  dialup();
  
  oldtime = millis();
}

void dialup() 
{
  Client client(server_ip,80);  
  Serial.println("Connecting...");
  Serial.println(request);
  if( client.connect() ){
    client.println(request);
    client.println();
   } else {
     Serial.println("Connection failed.");
   } //*/
     
  if(client.available()) {
    char c = client.read();
    Serial.println(c);
  } //*/
  client.stop();
}

void lights() {
  if( open ) {
    digitalWrite(7,HIGH);
    digitalWrite(5,LOW);
  } else {
    digitalWrite(7,LOW);
    digitalWrite(5,HIGH);
  }
}
  

void loop()
{
  time = millis();
  
  // read the switch state
  if(digitalRead(0) == 0) {
    if( time - trigger_oldtime > 1000 || time - trigger_oldtime < 0 ) {
      trigger_oldtime = time;
      Serial.println("Changing state.");
      open = !open;
      request[26] = (int)open+48;
      lights();
      dialup();
    }
  }
  

  // send regular updates
  if( time-oldtime > 300000 || time - oldtime < 0 ) {
      oldtime = time;
      dialup();
  }
}

Server part I

<?php

try{
        checkHostname();
        setStatus();
        respond();
} catch (Exception $e) {
        mail('','OpenDuino failure',$e->getMessage());
        writeToLog("Encountered an exception on ".date("r").": ".$e->getMessage());
}


/* functions */
function checkHostname(){
        $hostname = 'openduino.dyndns.org';
        $ip = $_SERVER['REMOTE_ADDR'];
        if($ip != gethostbyname($hostname))
                throw new Exception("Sorry dude, wrong ip!");
}

function setStatus(){
        $status = $_GET['status'];
        if($status != "0" && $status != "1")
                throw new Exception('No valid status given!');
        $file = '/var/www/hackerspace.lu/open/status';
        if(file_exists($file) && is_writeable($file)){
                $current = file_get_contents($file);
                if($status != $current){        // only write on change
                        file_put_contents($file,$status);
                        writeToLog("Wrote $status to statusfile on ".date("r"));
                }
        } else throw new Exception("Status file not writeable!");
}

function respond(){
        print('ok');
}


function writeToLog($text){
        $logfile = '/var/www/hackerspace.lu/open/log';
        if(file_exists($logfile) && is_writeable($logfile))
                file_put_contents($logfile,$text."\n");
}

?>

Server part II (MW extension)

<?php 

/**
 * Todo: Refactor
 */

$wgExtensionFunctions[] = "OpenDuino";
 
// Extension credits that show up on Special:Version
$wgExtensionCredits['parserhook'][] = array(
        'name' => 'OpenDuino',
        'author' => '[http://david.raison.lu David Raison]' ,
        'url' => 'http://www.hackerspace.lu/wiki/OpenDuino',
        'description' => 'OpenDuino is a hard- and software solution to notify site visitors of the hackerspace occupation status'
);

/* global vars */
$projectLink = '<a href="OpenDuino">*</a>';

function OpenDuino(){
    global $wgParser; 
    $wgParser->setHook('openduino', 'ShowOpenDuinoStatus');
}

function ShowOpenDuinoStatus(){
	global $wgOpenDuinoFile;
	$status = readStatusFile($wgOpenDuinoFile);
	if($status == 1)
		return displayLightOn();
	elseif($status == 0)
		return displayLightOff();
	else
		return displayError();
	return true;
}

function readStatusFile($file){
	if(file_exists($file) && is_readable($file))
		return file_get_contents($file);
}

function displayLightOn(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOn.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently open. Come on in!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayLightOff(){
	global $wgParser, $projectLink;
	//$link = "[[OpenDuino|*]]";
	//$projectLink = $wgParser->parse($link,new Title(), new ParserOptions(),true,true)->getText();
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOff.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently unoccupied. Check back later!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayError(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:50px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=Attention.png&width=32) left no-repeat;">'
		.'There was an error reading the Hackerspace status.<br/>You should probably contact an office member.'
		.' '.$projectLink
		.'</div>';
	return $output;
}

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• Edit
• Link to

Kwisatz‎19:23, 23 May 2011

temporary storage for source code

arduino part

#include <Ethernet.h>

byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = { 192, 168, 1, 99 };
byte gateway[] = { 192 ,168 ,1 ,254 };
byte subnet[] = { 255, 255, 255, 0 };
boolean open = false;

//byte server_ip[] = {74, 125, 127, 100}; //google
byte server_ip[] = { 80, 90, 47, 170 }; //hackerspace.lu
//byte server_ip[] = { 192, 168, 1, 65 };

char request[300] = "GET /OpenDuino.php?status=0 HTTP/1.0";
//char request[300] = "GET /index.html HTTP/1.0";

unsigned long time = 0;
unsigned long oldtime = 0;

unsigned long trigger_oldtime = 0;

//Server server(1337);

void setup()
{
  Ethernet.begin(mac, ip, gateway, subnet);
  //server.begin();
  Serial.begin(9600);

  lights();
  // connect once on launch
  dialup();
  
  oldtime = millis();
}

void dialup() 
{
  Client client(server_ip,80);  
  Serial.println("Connecting...");
  Serial.println(request);
  if( client.connect() ){
    client.println(request);
    client.println();
   } else {
     Serial.println("Connection failed.");
   } //*/
     
  if(client.available()) {
    char c = client.read();
    Serial.println(c);
  } //*/
  client.stop();
}

void lights() {
  if( open ) {
    digitalWrite(7,HIGH);
    digitalWrite(5,LOW);
  } else {
    digitalWrite(7,LOW);
    digitalWrite(5,HIGH);
  }
}
  

void loop()
{
  time = millis();
  
  // read the switch state
  if(digitalRead(0) == 0) {
    if( time - trigger_oldtime > 1000 || time - trigger_oldtime < 0 ) {
      trigger_oldtime = time;
      Serial.println("Changing state.");
      open = !open;
      request[26] = (int)open+48;
      lights();
      dialup();
    }
  }
  

  // send regular updates
  if( time-oldtime > 300000 || time - oldtime < 0 ) {
      oldtime = time;
      dialup();
  }
}

Server part I

<?php

try{
        checkHostname();
        setStatus();
        respond();
} catch (Exception $e) {
        mail('','OpenDuino failure',$e->getMessage());
        writeToLog("Encountered an exception on ".date("r").": ".$e->getMessage());
}


/* functions */
function checkHostname(){
        $hostname = 'openduino.dyndns.org';
        $ip = $_SERVER['REMOTE_ADDR'];
        if($ip != gethostbyname($hostname))
                throw new Exception("Sorry dude, wrong ip!");
}

function setStatus(){
        $status = $_GET['status'];
        if($status != "0" && $status != "1")
                throw new Exception('No valid status given!');
        $file = '/var/www/hackerspace.lu/open/status';
        if(file_exists($file) && is_writeable($file)){
                $current = file_get_contents($file);
                if($status != $current){        // only write on change
                        file_put_contents($file,$status);
                        writeToLog("Wrote $status to statusfile on ".date("r"));
                }
        } else throw new Exception("Status file not writeable!");
}

function respond(){
        print('ok');
}


function writeToLog($text){
        $logfile = '/var/www/hackerspace.lu/open/log';
        if(file_exists($logfile) && is_writeable($logfile))
                file_put_contents($logfile,$text."\n");
}

?>

Server part II (MW extension)

<?php 

/**
 * Todo: Refactor
 */

$wgExtensionFunctions[] = "OpenDuino";
 
// Extension credits that show up on Special:Version
$wgExtensionCredits['parserhook'][] = array(
        'name' => 'OpenDuino',
        'author' => '[http://david.raison.lu David Raison]' ,
        'url' => 'http://www.hackerspace.lu/wiki/OpenDuino',
        'description' => 'OpenDuino is a hard- and software solution to notify site visitors of the hackerspace occupation status'
);

/* global vars */
$projectLink = '<a href="OpenDuino">*</a>';

function OpenDuino(){
    global $wgParser; 
    $wgParser->setHook('openduino', 'ShowOpenDuinoStatus');
}

function ShowOpenDuinoStatus(){
	global $wgOpenDuinoFile;
	$status = readStatusFile($wgOpenDuinoFile);
	if($status == 1)
		return displayLightOn();
	elseif($status == 0)
		return displayLightOff();
	else
		return displayError();
	return true;
}

function readStatusFile($file){
	if(file_exists($file) && is_readable($file))
		return file_get_contents($file);
}

function displayLightOn(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOn.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently open. Come on in!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayLightOff(){
	global $wgParser, $projectLink;
	//$link = "[[OpenDuino|*]]";
	//$projectLink = $wgParser->parse($link,new Title(), new ParserOptions(),true,true)->getText();
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOff.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently unoccupied. Check back later!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayError(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:50px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=Attention.png&width=32) left no-repeat;">'
		.'There was an error reading the Hackerspace status.<br/>You should probably contact an office member.'
		.' '.$projectLink
		.'</div>';
	return $output;
}

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• Edit
• Link to

Gunstick‎19:47, 23 May 2011

temporary storage for source code

arduino part

#include <Ethernet.h>

byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = { 192, 168, 1, 99 };
byte gateway[] = { 192 ,168 ,1 ,254 };
byte subnet[] = { 255, 255, 255, 0 };
boolean open = false;

//byte server_ip[] = {74, 125, 127, 100}; //google
byte server_ip[] = { 80, 90, 47, 170 }; //hackerspace.lu
//byte server_ip[] = { 192, 168, 1, 65 };

char request[300] = "GET /OpenDuino.php?status=0 HTTP/1.0";
//char request[300] = "GET /index.html HTTP/1.0";

unsigned long time = 0;
unsigned long oldtime = 0;

unsigned long trigger_oldtime = 0;

//Server server(1337);

void setup()
{
  Ethernet.begin(mac, ip, gateway, subnet);
  //server.begin();
  Serial.begin(9600);

  lights();
  // connect once on launch
  dialup();
  
  oldtime = millis();
}

void dialup() 
{
  Client client(server_ip,80);  
  Serial.println("Connecting...");
  Serial.println(request);
  if( client.connect() ){
    client.println(request);
    client.println();
   } else {
     Serial.println("Connection failed.");
   } //*/
     
  if(client.available()) {
    char c = client.read();
    Serial.println(c);
  } //*/
  client.stop();
}

void lights() {
  if( open ) {
    digitalWrite(7,HIGH);
    digitalWrite(5,LOW);
  } else {
    digitalWrite(7,LOW);
    digitalWrite(5,HIGH);
  }
}
  

void loop()
{
  time = millis();
  
  // read the switch state
  if(digitalRead(0) == 0) {
    if( time - trigger_oldtime > 1000 || time - trigger_oldtime < 0 ) {
      trigger_oldtime = time;
      Serial.println("Changing state.");
      open = !open;
      request[26] = (int)open+48;
      lights();
      dialup();
    }
  }
  

  // send regular updates
  if( time-oldtime > 300000 || time - oldtime < 0 ) {
      oldtime = time;
      dialup();
  }
}

Server part I

<?php

try{
        checkHostname();
        setStatus();
        respond();
} catch (Exception $e) {
        mail('','OpenDuino failure',$e->getMessage());
        writeToLog("Encountered an exception on ".date("r").": ".$e->getMessage());
}


/* functions */
function checkHostname(){
        $hostname = 'openduino.dyndns.org';
        $ip = $_SERVER['REMOTE_ADDR'];
        if($ip != gethostbyname($hostname))
                throw new Exception("Sorry dude, wrong ip!");
}

function setStatus(){
        $status = $_GET['status'];
        if($status != "0" && $status != "1")
                throw new Exception('No valid status given!');
        $file = '/var/www/hackerspace.lu/open/status';
        if(file_exists($file) && is_writeable($file)){
                $current = file_get_contents($file);
                if($status != $current){        // only write on change
                        file_put_contents($file,$status);
                        writeToLog("Wrote $status to statusfile on ".date("r"));
                }
        } else throw new Exception("Status file not writeable!");
}

function respond(){
        print('ok');
}


function writeToLog($text){
        $logfile = '/var/www/hackerspace.lu/open/log';
        if(file_exists($logfile) && is_writeable($logfile))
                file_put_contents($logfile,$text."\n");
}

?>

Server part II (MW extension)

<?php 

/**
 * Todo: Refactor
 */

$wgExtensionFunctions[] = "OpenDuino";
 
// Extension credits that show up on Special:Version
$wgExtensionCredits['parserhook'][] = array(
        'name' => 'OpenDuino',
        'author' => '[http://david.raison.lu David Raison]' ,
        'url' => 'http://www.hackerspace.lu/wiki/OpenDuino',
        'description' => 'OpenDuino is a hard- and software solution to notify site visitors of the hackerspace occupation status'
);

/* global vars */
$projectLink = '<a href="OpenDuino">*</a>';

function OpenDuino(){
    global $wgParser; 
    $wgParser->setHook('openduino', 'ShowOpenDuinoStatus');
}

function ShowOpenDuinoStatus(){
	global $wgOpenDuinoFile;
	$status = readStatusFile($wgOpenDuinoFile);
	if($status == 1)
		return displayLightOn();
	elseif($status == 0)
		return displayLightOff();
	else
		return displayError();
	return true;
}

function readStatusFile($file){
	if(file_exists($file) && is_readable($file))
		return file_get_contents($file);
}

function displayLightOn(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOn.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently open. Come on in!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayLightOff(){
	global $wgParser, $projectLink;
	//$link = "[[OpenDuino|*]]";
	//$projectLink = $wgParser->parse($link,new Title(), new ParserOptions(),true,true)->getText();
	$output = '<div style="width:90%;height:40px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=LightOff.svg&width=32) left no-repeat;">'
		.'The hackerspace is currently unoccupied. Check back later!'
		.' '.$projectLink
		.'</div>';
	return $output;
}

function displayError(){
	global $wgParser, $projectLink;
	$output = '<div style="width:90%;height:50px;border:1px dashed navy;padding: 20px 5px 0px 40px;'
		.'background:#ffffff url(/w/thumb.php?f=Attention.png&width=32) left no-repeat;">'
		.'There was an error reading the Hackerspace status.<br/>You should probably contact an office member.'
		.' '.$projectLink
		.'</div>';
	return $output;
}

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• Edit
• Link to

Kwisatz‎20:01, 23 May 2011