Pressroom template verwijderd, website naar root van repo

vendor/fzaninotto/faker/src/Faker/Calculator/Iban.php

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+<?php
+
+namespace Faker\Calculator;
+
+class Iban
+{
+    /**
+     * Generates IBAN Checksum
+     *
+     * @param string $iban
+     * @return string Checksum (numeric string)
+     */
+    public static function checksum($iban)
+    {
+        // Move first four digits to end and set checksum to '00'
+        $checkString = substr($iban, 4) . substr($iban, 0, 2) . '00';
+
+        // Replace all letters with their number equivalents
+        $checkString = preg_replace_callback('/[A-Z]/', array('self','alphaToNumberCallback'), $checkString);
+
+        // Perform mod 97 and subtract from 98
+        $checksum = 98 - self::mod97($checkString);
+
+        return str_pad($checksum, 2, '0', STR_PAD_LEFT);
+    }
+
+    /**
+     * @return int
+     */
+    private static function alphaToNumberCallback($match)
+    {
+        return self::alphaToNumber($match[0]);
+    }
+
+    /**
+     * Converts letter to number
+     *
+     * @param string $char
+     * @return int
+     */
+    public static function alphaToNumber($char)
+    {
+        return ord($char) - 55;
+    }
+
+    /**
+     * Calculates mod97 on a numeric string
+     *
+     * @param string $number Numeric string
+     * @return int
+     */
+    public static function mod97($number)
+    {
+        $checksum = (int)$number[0];
+        for ($i = 1, $size = strlen($number); $i < $size; $i++) {
+            $checksum = (10 * $checksum + (int) $number[$i]) % 97;
+        }
+        return $checksum;
+    }
+
+    /**
+     * Checks whether an IBAN has a valid checksum
+     *
+     * @param string $iban
+     * @return boolean
+     */
+    public static function isValid($iban)
+    {
+        return self::checksum($iban) === substr($iban, 2, 2);
+    }
+}

vendor/fzaninotto/faker/src/Faker/Calculator/Luhn.php

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+<?php
+
+namespace Faker\Calculator;
+
+/**
+ * Utility class for generating Luhn checksum and validating a number
+ *
+ * Luhn algorithm is used to validate credit card numbers, IMEI numbers, and
+ * National Provider Identifier numbers.
+ *
+ * @see http://en.wikipedia.org/wiki/Luhn_algorithm
+ */
+class Luhn
+{
+    /**
+     * @param string $number
+     * @return int
+     */
+    private static function checksum($number)
+    {
+        $number = (string) $number;
+        $length = strlen($number);
+        $sum = 0;
+        for ($i = $length - 1; $i >= 0; $i -= 2) {
+            $sum += $number{$i};
+        }
+        for ($i = $length - 2; $i >= 0; $i -= 2) {
+            $sum += array_sum(str_split($number{$i} * 2));
+        }
+
+        return $sum % 10;
+    }
+
+    /**
+     * @param $partialNumber
+     * @return string
+     */
+    public static function computeCheckDigit($partialNumber)
+    {
+        $checkDigit = self::checksum($partialNumber . '0');
+        if ($checkDigit === 0) {
+            return 0;
+        }
+
+        return (string) (10 - $checkDigit);
+    }
+
+    /**
+     * Checks whether a number (partial number + check digit) is Luhn compliant
+     *
+     * @param string $number
+     * @return bool
+     */
+    public static function isValid($number)
+    {
+        return self::checksum($number) === 0;
+    }
+}