funpay.php

/**
 * Parses SMS message text from Yandex.Money
 * extracts three numbers:
 * confirmation code, transaction amount and account number.
 *
 * @param string $text message text
 *
 * @throws Exception on parse failure
 *
 * @return array
 */
function parseSMS($text) {

  $result = [
    'code' => '',
    'amount' => '',
    'account' => '',
  ];


  $reCode = '/(\d{4,6}+)(?!,\d)/';
  $reAmount = '/(\d+([,\.]\d{1,2})?)р/';
  $reAccount = '/(\d{11,})/';


  $match = function ($key, $re) use ($text, &$result) {
    if (preg_match($re, $text, $matches)) {
      $result[$key] = $matches[1];
    } else {
      throw new Exception( sprintf('Failed to parse %s: %s', $key, $text));
    }
  };


  $match('code', $reCode);
  $match('amount', $reAmount);
  $match('account', $reAccount);

  
  return $result;
}