fix

2022-02-28 19:31:37 -05:00
parent 862d129d00
commit 49e0c1191f
21 changed files with 554 additions and 62 deletions
@@ -0,0 +1,89 @@
+<?php
+
+class Cardpay_model extends CI_Model {
+
+    function __construct() {
+        
+    }
+
+    public function verifyCardData($data){
+        $error_status = false;
+        $errorArray = array ();
+    /*
+           $cd['cardnumber'] =  $this->input->post('cardnumber');
+            $cd['exp_month'] =   $this->input->post('exp_month');
+            $cd['exp_year'] =    $this->input->post('exp_year');
+            $cd['cvc'] =         $this->input->post('cvc');
+            $cd['description']=  $this->input->post('description');
+    */
+    
+        if ( strlen( $data['cvc'] ) == 0 ){
+            $error_status = true;
+            $errorArray[]="Enter valid card CVV";
+        }
+
+       if ( strlen( $data['cardnumber'] ) == 0 || $this->luhn_check( $data['cardnumber'] ) == false){
+            $error_status = true;
+            $errorArray[]="Enter valid card number";
+        }
+        
+        if ( strlen( $data['exp_year'] ) == 0 || $data['exp_year'] < date('Y') ){
+            $error_status = true;
+            $errorArray[]="Enter valid card expiration date";
+        }
+        else{
+
+            // let us test the month now
+        }
+
+        if ( strlen( $data['description'] ) == 0 ){
+            $error_status = true;
+            $errorArray[]="Enter name on card";
+        }
+
+        return [
+            "error_status" => $error_status,
+            "error_message" => $errorArray
+        ];
+    }
+
+    public function verifyCCNumber($cardNumber) {
+        
+            return $this->luhn_check($cardNumber);
+    }
+
+    /* Luhn algorithm number checker - (c) 2005-2008 shaman - www.planzero.org *
+    * This code has been released into the public domain, however please      *
+    * give credit to the original author where possible.                      */
+
+    private function luhn_check($number) {
+
+        // Strip any non-digits (useful for credit card numbers with spaces and hyphens)
+        $number=preg_replace('/\D/', '', $number);
+    
+        // Set the string length and parity
+        $number_length=strlen($number);
+        $parity=$number_length % 2;
+    
+        // Loop through each digit and do the maths
+        $total=0;
+        for ($i=0; $i<$number_length; $i++) {
+        $digit=$number[$i];
+        // Multiply alternate digits by two
+        if ($i % 2 == $parity) {
+            $digit*=2;
+            // If the sum is two digits, add them together (in effect)
+            if ($digit > 9) {
+            $digit-=9;
+            }
+        }
+        // Total up the digits
+        $total+=$digit;
+        }
+    
+        // If the total mod 10 equals 0, the number is valid
+        return ($total % 10 == 0) ? TRUE : FALSE;
+    
+    }
+
+}