webinterface.git

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<?php
# PHP IBAN - http://code.google.com/p/php-iban - LGPLv3
# Global flag by request
$__disable_iiban_gmp_extension=false;
# Verify an IBAN number.  Returns true or false.
#  NOTE: Input can be printed 'IIBAN xx xx xx...' or 'IBAN xx xx xx...' or machine 'xxxxx' format.
function verify_iban($iban) {
 # First convert to machine format.
 $iban = iban_to_machine_format($iban);
 # Get country of IBAN
 $country = iban_get_country_part($iban);
 # Test length of IBAN
 if(strlen($iban)!=iban_country_get_iban_length($country)) { return false; }
 # Get checksum of IBAN
 $checksum = iban_get_checksum_part($iban);
 # Get country-specific IBAN format regex
 $regex = '/'.iban_country_get_iban_format_regex($country).'/';
 # Check regex
 if(preg_match($regex,$iban)) {
  # Regex passed, check checksum
  if(!iban_verify_checksum($iban)) { 
   return false;
  }
 }
 else {
  return false;
 }
 # Otherwise it 'could' exist
 return true;
}
# Convert an IBAN to machine format.  To do this, we
# remove IBAN from the start, if present, and remove
# non basic roman letter / digit characters
function iban_to_machine_format($iban) {
 # Uppercase and trim spaces from left
 $iban = ltrim(strtoupper($iban));
 # Remove IIBAN or IBAN from start of string, if present
 $iban = preg_replace('/^I?IBAN/','',$iban);
 # Remove all non basic roman letter / digit characters
 $iban = preg_replace('/[^a-zA-Z0-9]/','',$iban);
 
 
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