PHP Wrapper to send RF 433 Mhz commands using rpi-rf_send module.

RFWrapper.php

<?php

	function sendRF($lightId, $lightStatus) {
		
		//                         0,       1,   2,        3,     4,                5,         6
		//                   entrada, lectura,  tv, calduino, verde, deshumidificador, multiusos 
		$lightCode=			    array(  6,     10,  14,    83028, 86100,            70740,     21588);
		$lightCodeDuration=	array(205,    205, 205,      355,   355,              355,       355);
		
		$sem_id = sem_get(RF_SEMAPHORE);
		
		while (!sem_acquire($sem_id));
		{
			usleep(100);
		}
		
		$unixCommand = "sudo rpi-rf_send -g 22 -p ".$lightCodeDuration[$lightId]." -t 1 ".($lightCode[$lightId]+$lightStatus). " 2>&1";

		for ($i = 1; $i < RESEND_TIMES; $i++) {				
			shell_exec ($unixCommand);
		}
		
		sem_release($sem_id);
	
	}

    define('RF_SEMAPHORE', 30);
	define('RESEND_TIMES', 3);  

	/* if started from commandline, wrap parameters to  $_POST */
	if (!isset($_SERVER["HTTP_HOST"])) {
	  parse_str($argv[1], $_POST);
	}
	
	if (isset($_POST["parameter"]))
	{
		$parameter = $_POST["parameter"];
	} else {
		$parameter = null;
	}	
	
	switch ($parameter) {
	
		case "sendToRF":
			$lightId = $_POST["lightId"];
			$lightStatus = $_POST["lightStatus"];
			sendRF($lightId, $lightStatus);
			break;	
	}

	

?>