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Moved validation functions to enrol_authorize_form class.

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ethem 2007-02-05 14:05:19 +00:00
parent 2542dea98f
commit c7aaa3cbdb
1 changed files with 80 additions and 82 deletions
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162
enrol/authorize/enrol_form.php
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@ -188,7 +188,7 @@ class enrol_authorize_form extends moodleform
}
$expdate = sprintf("%02d", intval($data['ccexpiremm'])) . $data['ccexpireyyyy'];
$validcc = CCVal($data['cc'], $data['cctype'], $expdate);
$validcc = $this->validade_cc($data['cc'], $data['cctype'], $expdate);
if (!$validcc) {
if ($validcc === 0) {
$errors['ccexpiregrp'] = get_string('ccexpired', 'enrol_authorize');
@ -204,7 +204,7 @@ class enrol_authorize_form extends moodleform
}
elseif (AN_METHOD_ECHECK == $data['paymentmethod'])
{
if (!ABAVal($data['abacode'])) {
if (!$this->validade_aba($data['abacode'])) {
$errors['abacode'] = get_string('invalidaba', 'enrol_authorize');
}
@ -240,106 +240,104 @@ class enrol_authorize_form extends moodleform
}
}
}
function ABAVal($aba)
{
if (ereg("^[0-9]{9}$", $aba)) {
$n = 0;
for($i = 0; $i < 9; $i += 3) {
$n += (substr($aba, $i, 1) * 3) + (substr($aba, $i + 1, 1) * 7) + (substr($aba, $i + 2, 1));
function validade_aba($aba)
{
if (ereg("^[0-9]{9}$", $aba)) {
$n = 0;
for($i = 0; $i < 9; $i += 3) {
$n += (substr($aba, $i, 1) * 3) + (substr($aba, $i + 1, 1) * 7) + (substr($aba, $i + 2, 1));
}
if ($n != 0 and $n % 10 == 0) {
return true;
}
}
if ($n != 0 and $n % 10 == 0) {
return true;
return false;
}
function validade_cc($Num, $Name = "n/a", $Exp = "")
{
// Check the expiration date first
if (strlen($Exp))
{
$Month = substr($Exp, 0, 2);
$Year = substr($Exp, -2);
$WorkDate = "$Month/01/$Year";
$WorkDate = strtotime($WorkDate);
$LastDay = date("t", $WorkDate);
$Expires = strtotime("$Month/$LastDay/$Year 11:59:59");
if ($Expires < time()) return 0;
}
}
return false;
}
function CCVal($Num, $Name = "n/a", $Exp = "")
{
// Check the expiration date first
if (strlen($Exp))
{
$Month = substr($Exp, 0, 2);
$Year = substr($Exp, -2);
$WorkDate = "$Month/01/$Year";
$WorkDate = strtotime($WorkDate);
$LastDay = date("t", $WorkDate);
$Expires = strtotime("$Month/$LastDay/$Year 11:59:59");
if ($Expires < time()) return 0;
}
// Innocent until proven guilty
$GoodCard = true;
// Innocent until proven guilty
$GoodCard = true;
// Get rid of any non-digits
$Num = ereg_replace("[^0-9]", "", $Num);
// Get rid of any non-digits
$Num = ereg_replace("[^0-9]", "", $Num);
// Perform card-specific checks, if applicable
switch ($Name)
{
case "mcd" :
$GoodCard = ereg("^5[1-5].{14}$", $Num);
break;
// Perform card-specific checks, if applicable
switch ($Name)
{
case "mcd" :
$GoodCard = ereg("^5[1-5].{14}$", $Num);
break;
case "vis" :
$GoodCard = ereg("^4.{15}$|^4.{12}$", $Num);
break;
case "vis" :
$GoodCard = ereg("^4.{15}$|^4.{12}$", $Num);
break;
case "amx" :
$GoodCard = ereg("^3[47].{13}$", $Num);
break;
case "amx" :
$GoodCard = ereg("^3[47].{13}$", $Num);
break;
case "dsc" :
$GoodCard = ereg("^6011.{12}$", $Num);
break;
case "dsc" :
$GoodCard = ereg("^6011.{12}$", $Num);
break;
case "dnc" :
$GoodCard = ereg("^30[0-5].{11}$|^3[68].{12}$", $Num);
break;
case "dnc" :
$GoodCard = ereg("^30[0-5].{11}$|^3[68].{12}$", $Num);
break;
case "jcb" :
$GoodCard = ereg("^3.{15}$|^2131|1800.{11}$", $Num);
break;
case "jcb" :
$GoodCard = ereg("^3.{15}$|^2131|1800.{11}$", $Num);
break;
case "dlt" :
$GoodCard = ereg("^4.{15}$", $Num);
break;
case "dlt" :
$GoodCard = ereg("^4.{15}$", $Num);
break;
case "swi" :
$GoodCard = ereg("^[456].{15}$|^[456].{17,18}$", $Num);
break;
case "swi" :
$GoodCard = ereg("^[456].{15}$|^[456].{17,18}$", $Num);
break;
case "enr" :
$GoodCard = ereg("^2014.{11}$|^2149.{11}$", $Num);
break;
}
case "enr" :
$GoodCard = ereg("^2014.{11}$|^2149.{11}$", $Num);
break;
}
// The Luhn formula works right to left, so reverse the number.
$Num = strrev($Num);
$Total = 0;
// The Luhn formula works right to left, so reverse the number.
$Num = strrev($Num);
$Total = 0;
for ($x=0; $x < strlen($Num); $x++)
{
$digit = substr($Num, $x, 1);
for ($x=0; $x < strlen($Num); $x++)
{
$digit = substr($Num, $x, 1);
// If it's an odd digit, double it
if ($x/2 != floor($x/2)) {
$digit *= 2;
// If it's an odd digit, double it
if ($x/2 != floor($x/2)) {
$digit *= 2;
// If the result is two digits, add them
if (strlen($digit) == 2)
// If the result is two digits, add them
if (strlen($digit) == 2)
$digit = substr($digit, 0, 1) + substr($digit, 1, 1);
}
// Add the current digit, doubled and added if applicable, to the Total
$Total += $digit;
}
// Add the current digit, doubled and added if applicable, to the Total
$Total += $digit;
// If it passed (or bypassed) the card-specific check and the Total is
// evenly divisible by 10, it's cool!
return ($GoodCard && $Total % 10 == 0);
}
// If it passed (or bypassed) the card-specific check and the Total is
// evenly divisible by 10, it's cool!
return ($GoodCard && $Total % 10 == 0);
}
?>