Create "UmSubdivisionCode" rule

library/Exceptions/SubdivisionCode/UmSubdivisionCodeException.php

@@ -0,0 +1,31 @@
+<?php
+
+/*
+ * This file is part of Respect/Validation.
+ *
+ * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ *
+ * For the full copyright and license information, please view the "LICENSE.md"
+ * file that was distributed with this source code.
+ */
+
+namespace Respect\Validation\Exceptions\SubdivisionCode;
+
+use Respect\Validation\Exceptions\SubdivisionCodeException;
+
+/**
+ * Exception class for U.S. Minor Outlying Islands subdivision code.
+ *
+ * ISO 3166-1 alpha-2: UM
+ */
+class UmSubdivisionCodeException extends SubdivisionCodeException
+{
+    public static $defaultTemplates = array(
+        self::MODE_DEFAULT => array(
+            self::STANDARD => '{{name}} must be a subdivision code of U.S. Minor Outlying Islands',
+        ),
+        self::MODE_NEGATIVE => array(
+            self::STANDARD => '{{name}} must not be a subdivision code of U.S. Minor Outlying Islands',
+        ),
+    );
+}

library/Rules/SubdivisionCode/UmSubdivisionCode.php

@@ -0,0 +1,38 @@
+<?php
+
+/*
+ * This file is part of Respect/Validation.
+ *
+ * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ *
+ * For the full copyright and license information, please view the "LICENSE.md"
+ * file that was distributed with this source code.
+ */
+
+namespace Respect\Validation\Rules\SubdivisionCode;
+
+use Respect\Validation\Rules\AbstractSearcher;
+
+/**
+ * Validator for U.S. Minor Outlying Islands subdivision code.
+ *
+ * ISO 3166-1 alpha-2: UM
+ *
+ * @link http://www.geonames.org/UM/administrative-division-united-states-minor-outlying-islands.html
+ */
+class UmSubdivisionCode extends AbstractSearcher
+{
+    public $haystack = array(
+        '67', // Johnston Atoll
+        '71', // Midway Atoll
+        '76', // Navassa Island
+        '79', // Wake Island
+        '81', // Baker Island
+        '84', // Howland Island
+        '86', // Jarvis Island
+        '89', // Kingman Reef
+        '95', // Palmyra Atoll
+    );
+
+    public $compareIdentical = true;
+}