<?php
/*
*
*	Configuration 
*
*
*/

$slackUrl = "https://mywebtailors.slack.com";
$user     = array(
        	"email"=>"",
	        "password"=>"",
        	"redir"=>"",
	        "signin"=>1,
        	"remenber"=>"on"
	);

$channel  = "G0BS0ABBM"; //coffee
$username = "sonia";


function file_get_content($url, $fields) {

        $fields_string = "";

        foreach($fields as $key=>$value) { $fields_string .= $key.'='.$value.'&'; }
        rtrim($fields_string, '&');

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL            , $url);
        if ($fields){
                curl_setopt($ch, CURLOPT_POST           , count($fields));
                curl_setopt($ch, CURLOPT_POSTFIELDS     , $fields_string);
        }
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER , FALSE);
        curl_setopt($ch, CURLOPT_COOKIEFILE     , "cookie.txt");
        curl_setopt($ch, CURLOPT_COOKIEJAR      , "cookie.txt");
        curl_setopt($ch, CURLOPT_RETURNTRANSFER , 1);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION , true);
        $result = curl_exec($ch);
        $datas = curl_getinfo($ch);
        curl_close($ch);
        return $result;
}

/*
*
*	Send a Message to Chan
*
*/ 
function postMessage($msg, $channel){
	global $auth, $username;
	if (!isset($auth) || empty($auth)) return 0;
	echo file_get_content("https://slack.com/api/chat.postMessage", 
	array(
		"token"=>$auth, 
		"channel"=>$channel, 
		"icon_url"=>"http://cook.sndimg.com/content/dam/images/cook/unsized/2010/9/27/0/CC-Avatar_Nadia-G_s48x48.jpg",
		"text"=>$msg, 
		"username"=> $username))."\n\n";
}


/*
*
*
*	Read Message last from chan
*
*/
function readMessage($channel){
	global $auth;
	$msg = file_get_content("https://slack.com/api/groups.history", 
	array("token"=>$auth,"channel"=>$channel,"count"=>1));
	$msg = json_decode($msg, true);
	$msg = $msg["messages"][0];
	$msg['username'] = UserName($msg['user']);
	return $msg;
}


/*
*
*
*	Get User Profile
*	
*/
function UserName($uid){
        global $auth;
        $usr = file_get_content("https://slack.com/api/users.info",
        array( "token"=>$auth, "user"=>$uid ));
        $usr = json_decode($usr, true);
        return $usr['user']['name'];
}


/*
*
*	Get Crumb !
*/
$crumbs = file_get_content($slackUrl, $user);
if (! preg_match('<input type="hidden" name="crumb" value="(.*?)">', $crumbs, $data)){ echo "Error Crumb\n"; exit(0);}
$user['crumb']=$data[1];

/*
*
*	Get Token
*
*/
$connexion = file_get_content($slackUrl, $user)."_token: 'eeeeee ";
if (! preg_match("/_token: '([a-zA-Z0-9^-]{0,50})',/i", $connexion, $data)){ echo "Error Token\n"; exit(0);}
$auth = $data[1];
echo $auth;


//Main 
 postMessage("Bonjour tout le monde !!!", $channel);
while (1){
	$message = readMessage($channel);
	if (preg_match('/(salut|bonjour|helo|hello|hi|\'lut|hey) '.$username.'/i', strtolower($message['text']),$match )){
		postMessage("Salut ". $message['username'], $channel);
	}
	else if (preg_match('/(ça va|salut ça va|ca va|salut ca va|bien ou bien|hey la forme) '.$username.'/i', strtolower($message['text']),$match )){
                postMessage("Bien et toi  ". $message['username']." ?", $channel);
        }
	else if (preg_match('/(bien et toi|ca va et toi|ça va et toi) '.$username.'/i', strtolower($message['text']),$match )){
                postMessage("ca va bien", $channel);
        }
	else
	   echo $message['username']." : ".$message['text']."\n";
}
?>