<?php
require_once "functions.php";

$sites = dbw_query($db_conn,"SELECT * FROM CHECKS");


while ($site = dbw_fetch_array($db_conn,$sites)){
	$ID_C= $site['ID_C'];
	$timestamp = time(); //Timestamp for saving time of checking.
	unset($result); //Avoiding problems
	switch ($site['ID_TC']) {
		case '1': //Ping to IP:Port
			unset($port); //Needed for the ?: if

			if (strpos($site['URL'], ":")){ //Si usa un puerto, dividir
				$host = explode(":", $site['URL'])[0];
				$port = explode(":", $site['URL'])[1];
			}else{$host=$site['URL'];}
			$result = isset($port) ? ping($host,$port) : ping($host); //Ping IP with or without port
			dbw_query($db_conn, "INSERT INTO `CHKHIST` (`ID_C`,`code`,`timestamp`) VALUES ('$ID_C','$result','$timestamp')");
		break;

		case '2': //HttpCode
			$httpCode = httpCode($site['URL']); //Code

			$code = (int)$site['TCParam'] != 0 ? $site['TCParam'] : 200; //Establish the code test want to see

			if ($httpCode == $code){ //Si es igual
				dbw_query($db_conn, "INSERT INTO `CHKHIST` (`ID_C`,`code`,`timestamp`) VALUES ('$site[ID_C]','0','$timestamp')");
			}else{ //Si no es igual (Incluye false)
				$httpCode = (int)$httpCode; //Force int
				dbw_query($db_conn, "INSERT INTO `CHKHIST` (`ID_C`,`code`,`codeText`,`timestamp`) VALUES ('$site[ID_C]','1','$httpCode','$timestamp')");
			}
		break;

		case '4': //MySQL|Database connect
			$ch = curl_init();
			curl_setopt($ch, CURLOPT_URL, $site['URL']);
			curl_setopt($ch, CURLOPT_HEADER, FALSE);
			curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
			curl_setopt($ch, CURLOPT_TIMEOUT, 4); //timeout in seconds
			$body = curl_exec($ch); //All file
			curl_close($ch);
			$result = htmlentities($body);
			if($result == 'OK'){
				dbw_query($db_conn, "INSERT INTO `CHKHIST` (`ID_C`,`code`,`timestamp`) VALUES ('$site[ID_C]','0','$timestamp')");
			}else{ //Fail if it's not ok.
				dbw_query($db_conn, "INSERT INTO `CHKHIST` (`ID_C`,`code`,`timestamp`) VALUES ('$site[ID_C]','1','$timestamp')");
			}
		break;
	}

}


//Delete old Checks (Based on user input)
$sites = dbw_query($db_conn,"SELECT * FROM CHECKS");
while ($site = dbw_fetch_array($db_conn,$sites)){
	$count = dbw_query_fetch_array($db_conn,"SELECT COUNT(*) FROM CHKHIST WHERE ID_C='$site[ID_C]'")[0]; //Count how much checks has a site
	
	if ($count > getSystemOpt("maxChecksSave")){
		$todelete = $count - getSystemOpt("maxChecksSave"); //How much to delete
		dbw_query($db_conn, "DELETE FROM CHKHIST WHERE ID_C='$site[ID_C]' ORDER BY `timestamp` ASC LIMIT $todelete");
	}
}
//Delete Checks stored for pages that not exist
dbw_query($db_conn, "DELETE FROM CHKHIST WHERE ID_C NOT IN (SELECT ID_C FROM CHECKS)");


?>