minute counter

cron-mcounter.php

<?
$counterBaseDir = './counter/';

$files = glob($counterBaseDir . '*.txt')
$now = date("YmdHi");

foreach ($files as $file) {
  $fileParts = explode($file, "_");
  $fileDate = $fileParts[0];
  $tenant = $fileParts[1];
  $key = $fileParts[2];
  if ($fileDate < $now) {
    $counter = strlen(file_get_contents($file));
    // store counter value somewhere then delete file
    unlink($file);
  }
}

mcounter.php

<?
/**
 * The task fo this script is to store counter for each minute in the day.
 * 
 * A cron script will come around, read all files for each minute
 * And use file string length to determine the count for each tenant + key.
**/
$counterBaseDir = './counter/';
$tenant = $_GET["tenant"];
$key = $_GET["key"];

$tenant = preg_replace('/[^A-Za-z0-9]+/', '-', $tenant);
$key = preg_replace('/[^A-Za-z0-9]+/', '-', $key);
$today = date("YmdHi");
$file = $today . '_' . $tenant . '_' . $key;

// get counter dir
$counterDir = $counterBaseDir;
if(!is_dir($counterDir)) {
  if (!mkdir($counterDir, 0755, true)) {
    die('Failed to create counter folders...');
  }
}
$counterFile = $counterDir . '/' . $file;
$fp = file_put_contents($counterFile, '1' , FILE_APPEND | LOCK_EX);

// return nothing