From 5e1003cca2be9751e6fff7d9bdc851713192e5f2 Mon Sep 17 00:00:00 2001
From: ghost <localhost>
Date: Sat, 26 Aug 2023 21:28:13 +0300
Subject: [PATCH] add URN parser

---
 src/Urn.php | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 src/Urn.php

diff --git a/src/Urn.php b/src/Urn.php
new file mode 100644
index 0000000..9a3631c
--- /dev/null
+++ b/src/Urn.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace YGGverse\Parser;
+
+class Urn {
+
+  public static function is(string $urn) : bool
+  {
+    return ('urn' == parse_url($urn, PHP_URL_SCHEME));
+  }
+
+  public static function parse(string $urn) : mixed
+  {
+    if (!self::is($urn))
+    {
+      return false;
+    }
+
+    if ($part = explode(':', $urn))
+    {
+      if (empty($part[0]) || empty($part[1]) || empty($part[2]))
+      {
+        return false;
+      }
+
+      unset($part[0]);
+
+      $result =
+      [
+        'urn'   => implode(':', $part),
+        'parts' => $part,
+      ];
+
+      return (object) $result;
+    }
+
+    return false;
+  }
+}
\ No newline at end of file