init commit

api/app/Rules/NisPisPasep.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Rules;
+
+use Illuminate\Contracts\Validation\Rule;
+
+class NisPisPasep implements Rule
+{
+    /**
+     * Determine if the validation rule passes.
+     *
+     * @param  string  $attribute
+     * @param  mixed  $value
+     * @return bool
+     */
+    public function passes($attribute, $value)
+    {
+        $pis = str_pad(preg_replace('[^0-9]', '', $value), 11, '0', STR_PAD_LEFT);
+
+        if (strlen($pis) != 11 || (int)$pis == 0)
+            return false;
+
+            for ($d = 0, $p = 3, $c = 0; $c < 10; $c++) {
+
+                $d += $pis[$c] * $p;
+
+                $p = ($p < 3) ? 9 : --$p;
+
+            }
+
+            $d = ((10 * $d) % 11) % 10;
+
+        return $pis[$c] == $d;
+    }
+
+    /**
+     * Get the validation error message.
+     *
+     * @return string
+     */
+    public function message()
+    {
+        return 'PIS/PASEP|NIS inválido.';
+    }
+}