init

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

@@ -0,0 +1,73 @@
+<?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);
+    }
+
+    /**
+     * @param string $match
+     *
+     * @return int
+     */
+    private static function alphaToNumberCallback($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/Inn.php

@@ -0,0 +1,34 @@
+<?php
+namespace Faker\Calculator;
+
+class Inn
+{
+    /**
+     * Generates INN Checksum
+     *
+     * https://ru.wikipedia.org/wiki/%D0%98%D0%B4%D0%B5%D0%BD%D1%82%D0%B8%D1%84%D0%B8%D0%BA%D0%B0%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D1%8B%D0%B9_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80_%D0%BD%D0%B0%D0%BB%D0%BE%D0%B3%D0%BE%D0%BF%D0%BB%D0%B0%D1%82%D0%B5%D0%BB%D1%8C%D1%89%D0%B8%D0%BA%D0%B0
+     *
+     * @param string $inn
+     * @return string Checksum (one digit)
+     */
+    public static function checksum($inn)
+    {
+        $multipliers = array(1 => 2, 2 => 4, 3 => 10, 4 => 3, 5 => 5, 6 => 9, 7 => 4, 8 => 6, 9 => 8);
+        $sum = 0;
+        for ($i = 1; $i <= 9; $i++) {
+            $sum += intval(substr($inn, $i-1, 1)) * $multipliers[$i];
+        }
+        return strval(($sum % 11) % 10);
+    }
+
+    /**
+     * Checks whether an INN has a valid checksum
+     *
+     * @param string $inn
+     * @return boolean
+     */
+    public static function isValid($inn)
+    {
+        return self::checksum(substr($inn, 0, -1)) === substr($inn, -1, 1);
+    }
+}

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

@@ -0,0 +1,75 @@
+<?php
+
+namespace Faker\Calculator;
+
+use InvalidArgumentException;
+
+/**
+ * Utility class for generating and validating Luhn numbers.
+ *
+ * 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;
+    }
+
+    /**
+     * Generate a Luhn compliant number.
+     *
+     * @param string $partialValue
+     *
+     * @return string
+     */
+    public static function generateLuhnNumber($partialValue)
+    {
+        if (!preg_match('/^\d+$/', $partialValue)) {
+            throw new InvalidArgumentException('Argument should be an integer.');
+        }
+        return $partialValue . Luhn::computeCheckDigit($partialValue);
+    }
+}

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

@@ -0,0 +1,52 @@
+<?php
+
+namespace Faker\Calculator;
+
+use InvalidArgumentException;
+
+class TCNo
+{
+    /**
+     * Generates Turkish Identity Number Checksum
+     * Gets first 9 digit as prefix and calcuates checksums
+     *
+     * https://en.wikipedia.org/wiki/Turkish_Identification_Number
+     *
+     * @param string $identityPrefix
+     * @return string Checksum (two digit)
+     */
+    public static function checksum($identityPrefix)
+    {
+        if (strlen((string)$identityPrefix) !== 9) {
+            throw new InvalidArgumentException('Argument should be an integer and should be 9 digits.');
+        }
+
+        $oddSum = 0;
+        $evenSum = 0;
+
+        $identityArray = array_map('intval', str_split($identityPrefix)); // Creates array from int
+        foreach ($identityArray as $index => $digit) {
+            if ($index % 2 == 0) {
+                $evenSum += $digit;
+            } else {
+                $oddSum += $digit;
+            }
+        }
+
+        $tenthDigit = (7 * $evenSum - $oddSum) % 10;
+        $eleventhDigit = ($evenSum + $oddSum + $tenthDigit) % 10;
+
+        return $tenthDigit . $eleventhDigit;
+    }
+
+    /**
+     * Checks whether an TCNo has a valid checksum
+     *
+     * @param string $tcNo
+     * @return boolean
+     */
+    public static function isValid($tcNo)
+    {
+        return self::checksum(substr($tcNo, 0, -2)) === substr($tcNo, -2, 2);
+    }
+}