';
printArray($val);
} else
{
echo $val.', ';
}
}
echo ']
';
}
// -------------------------------------------------------------------------------------------
function formatDate ($date1) {
return date_format (new DateTime ($date1) , 'Y-m-d H:i');
}
// -------------------------------------------------------------------------------------------
function formatDateDiff ($date1, $date2) {
return date_diff (new DateTime ($date1), new DateTime ($date2 ) )-> format ('%ad %H:%I');
}
// -------------------------------------------------------------------------------------------
function formatDateISO ($date1) {
return date_format (new DateTime ($date1),'c');
}
// -------------------------------------------------------------------------------------------
function formatEventDate ($date1, $eventType) {
if (!empty ($date1) ) {
$ret = formatDate ($date1);
} elseif ($eventType == '') {
$ret = '';
} else {
$ret = '';
}
return $ret;
}
// -------------------------------------------------------------------------------------------
function formatIPlong ($IP) {
return sprintf('%u', ip2long($IP) );
}
//------------------------------------------------------------------------------
// Other functions
//------------------------------------------------------------------------------
function checkPermissions($files)
{
foreach ($files as $file)
{
// check access to database
if(file_exists($file) != 1)
{
$message = "File '".$file."' not found or inaccessible. Correct file permissions, create one yourself or generate a new one in 'Settings' by clicking the 'Save' button.";
displayMessage($message, TRUE);
}
}
}
// ----------------------------------------------------------------------------------------
function displayMessage($message, $logAlert = FALSE, $logConsole = TRUE, $logFile = TRUE, $logEcho = FALSE)
{
global $logFolderPath, $log_file, $timestamp;
// sanitize
$message = str_replace(array("\n", "\r", PHP_EOL), '', $message);
echo "";
// Javascript Alert pop-up
if($logAlert)
{
echo '';
}
// F12 Browser console
if($logConsole)
{
echo '';
}
//File
if($logFile)
{
if(file_exists($logFolderPath.$log_file) != 1) // file doesn't exist, create one
{
$log = fopen($logFolderPath.$log_file, "w") or die("Unable to open file!");
}else // file exists, append
{
$log = fopen($logFolderPath.$log_file, "a") or die("Unable to open file!");
}
fwrite($log, "[".$timestamp. "] " . str_replace('
',"\n ",str_replace('
',"\n ",$message)).PHP_EOL."" );
fclose($log);
}
//echo
if($logEcho)
{
echo $message;
}
}
// ----------------------------------------------------------------------------------------
function cleanLog($logFile)
{
global $logFolderPath, $timestamp;
$path = "";
$allowedFiles = ['pialert.log', 'pialert_front.log', 'IP_changes.log', 'stdout.log', 'stderr.log', "pialert_pholus_lastrun.log", 'pialert.php_errors.log'];
if(in_array($logFile, $allowedFiles))
{
$path = $logFolderPath.$logFile;
}
if($path != "")
{
// purge content
$file = fopen($path, "w") or die("Unable to open file!");
fwrite($file, "[".$timestamp. "] Log file manually purged" .PHP_EOL."");
fclose($file);
displayMessage('File '.$logFile.' purged.', FALSE, TRUE, TRUE, TRUE);
} else
{
displayMessage('File '.$logFile.' is not allowed to be purged.', FALSE, TRUE, TRUE, TRUE);
}
}
// ----------------------------------------------------------------------------------------
function saveSettings()
{
global $SETTINGS, $FUNCTION, $config_file, $fullConfPath, $configFolderPath, $timestamp;
// save to the file
$new_name = $config_file.'_'.$timestamp.'.backup';
$new_location = $configFolderPath.$new_name;
if(file_exists( $fullConfPath) != 1)
{
displayMessage('File "'.$fullConfPath.'" not found or missing read permissions. Creating a new '.$config_file.' file.', FALSE, TRUE, TRUE, TRUE);
}
// create a backup copy
elseif (!copy($fullConfPath, $new_location))
{
displayMessage("Failed to copy file ".$fullConfPath." to ".$new_location."
Check your permissions to allow read/write access to the /config folder.", FALSE, TRUE, TRUE, TRUE);
}
// generate a clean pialert.conf file
$groups = [];
$txt = "";
$txt = $txt."#-----------------AUTOGENERATED FILE-----------------#\n";
$txt = $txt."# #\n";
$txt = $txt."# Generated: ".$timestamp." #\n";
$txt = $txt."# #\n";
$txt = $txt."# Config file for the LAN intruder detection app: #\n";
$txt = $txt."# https://github.com/jokob-sk/Pi.Alert #\n";
$txt = $txt."# #\n";
$txt = $txt."#-----------------AUTOGENERATED FILE-----------------#\n";
// collect all groups
$decodedSettings = json_decode($SETTINGS, true);
foreach ($decodedSettings as $setting) {
if( in_array($setting[0] , $groups) == false) {
array_push($groups ,$setting[0]);
}
}
// go thru the groups and prepare settings to write to file
foreach ($groups as $group) {
$txt .= "\n\n# " . $group;
$txt .= "\n#---------------------------\n";
foreach ($decodedSettings as $setting) {
$settingGroup = $setting[0];
$settingKey = $setting[1];
$settingType = $setting[2];
$settingValue = $setting[3];
if ($group == $settingGroup) {
if ($settingType == 'text' || $settingType == 'password' || $settingType == 'readonly' || $settingType == 'text.select') {
$val = encode_single_quotes($settingValue);
$txt .= $settingKey . "='" . $val . "'\n";
} elseif ($settingType == 'integer' || $settingType == 'integer.select') {
$txt .= $settingKey . "=" . $settingValue . "\n";
} elseif ($settingType == 'boolean' || $settingType == 'integer.checkbox') {
if ($settingValue === true || $settingValue === 1 || strtolower($settingValue) === 'true') {
$val = "True";
} else {
$val = "False";
}
$txt .= $settingKey . "=" . $val . "\n";
} elseif ($settingType == 'text.multiselect' || $settingType == 'subnets' || $settingType == 'list') {
$temp = '';
if(is_array($settingValue) == FALSE)
{
$settingValue = json_decode($settingValue);
}
if (count($setting) > 3 && is_array($settingValue) == true) {
foreach ($settingValue as $val) {
$temp .= "'" . encode_single_quotes($val) . "',";
}
$temp = substr_replace($temp, "", -1); // remove last comma ','
}
$temp = '['.$temp.']'; // wrap brackets
$txt .= $settingKey . "=" . $temp . "\n";
} elseif ($settingType == 'json') {
$txt .= $settingKey . "=" . $settingValue . "\n";
}
}
}
}
$txt = $txt."\n\n";
$txt = $txt."#-------------------IMPORTANT INFO-------------------#\n";
$txt = $txt."# This file is ingested by a python script, so if #\n";
$txt = $txt."# modified it needs to use python syntax #\n";
$txt = $txt."#-------------------IMPORTANT INFO-------------------#\n";
// open new file and write the new configuration
$newConfig = fopen($fullConfPath, "w") or die("Unable to open file!");
fwrite($newConfig, $txt);
fclose($newConfig);
displayMessage("
Settings saved to the pialert.conf file.
A time-stamped backup of the previous file created.
Reloading...
",
FALSE, TRUE, TRUE, TRUE);
}
// -------------------------------------------------------------------------------------------
function getString ($codeName, $default) {
$result = lang($codeName);
if ($result )
{
return $result;
}
return $default;
}
// -------------------------------------------------------------------------------------------
function encode_single_quotes ($val) {
$result = str_replace ('\'','{s-quote}',$val);
return $result;
}
// -------------------------------------------------------------------------------------------
function getDateFromPeriod () {
$periodDate = $_REQUEST['period'];
$periodDateSQL = "";
$days = "";
switch ($periodDate) {
case '7 days':
$days = "7";
break;
case '1 month':
$days = "30";
break;
case '1 year':
$days = "365";
break;
case '100 years':
$days = "3650"; //10 years
break;
default:
$days = "1";
}
$periodDateSQL = "-".$days." day";
return " date('now', '".$periodDateSQL."') ";
// $period = $_REQUEST['period'];
// return '"'. date ('Y-m-d', strtotime ('+2 day -'. $period) ) .'"';
}
// -------------------------------------------------------------------------------------------
function quotes ($text) {
return str_replace ('"','""',$text);
}
// -------------------------------------------------------------------------------------------
function logServerConsole ($text) {
$x = array();
$y = $x['__________'. $text .'__________'];
}
// -------------------------------------------------------------------------------------------
function handleNull ($text, $default = "") {
if($text == NULL || $text == 'NULL')
{
return $default;
} else
{
return $text;
}
}
// -------------------------------------------------------------------------------------------
// Currently unused - should be source of truth for network types (or define somewhere else?)
function getNetworkTypes(){
$array = array(
"AP", "Gateway", "Firewall", "Hypervisor", "Powerline", "Switch", "WLAN", "PLC", "Router","USB LAN Adapter", "USB WIFI Adapter"
);
return $array;
}
// -------------------------------------------------------------------------------------------
function getDevicesColumns(){
$columns = ["dev_MAC",
"dev_Name",
"dev_Owner",
"dev_DeviceType",
"dev_Vendor",
"dev_Favorite",
"dev_Group",
"dev_Comments",
"dev_FirstConnection",
"dev_LastConnection",
"dev_LastIP",
"dev_StaticIP",
"dev_ScanCycle",
"dev_LogEvents",
"dev_AlertEvents",
"dev_AlertDeviceDown",
"dev_SkipRepeated",
"dev_LastNotification",
"dev_PresentLastScan",
"dev_NewDevice",
"dev_Location",
"dev_Archived",
"dev_Network_Node_port",
"dev_Network_Node_MAC_ADDR",
"dev_Icon"];
return $columns;
}
//------------------------------------------------------------------------------
// Simple cookie cache
//------------------------------------------------------------------------------
function getCache($key) {
if( isset($_COOKIE[$key]))
{
return $_COOKIE[$key];
}else
{
return "";
}
}
// -------------------------------------------------------------------------------------------
function setCache($key, $value, $expireMinutes = 5) {
setcookie($key, $value, time()+$expireMinutes*60, "/","", 0);
}
?>