Restore [url] and [url=] bbcodes.

src/Parsers/BBCode/BBCodeParser.php

@@ -35,6 +35,10 @@ class BBCodeParser implements ParserInterface
                 new Tags\StrikeTag,
                 new Tags\ImageTag,
 
+                // Links
+                new Tags\NamedUrlTag,
+                new Tags\UrlTag,
+
                 // Finally parse leftover newlines
                 new Tags\NewLineTag,
             ];

src/Parsers/BBCode/Tags/NamedUrlTag.php

@@ -0,0 +1,17 @@
+<?php
+namespace Misuzu\Parsers\BBCode\Tags;
+
+use Misuzu\Parsers\BBCode\BBCodeSimpleTag;
+
+final class NamedUrlTag extends BBCodeSimpleTag
+{
+    public function getPattern(): string
+    {
+        return "/\[url\=(.*?)\](.*?)\[\/url\]/s";
+    }
+
+    public function getReplacement(): string
+    {
+        return '<a href="$1" class="link" target="_blank" rel="noreferrer noopener">$2</a>';
+    }
+}

src/Parsers/BBCode/Tags/UrlTag.php

@@ -0,0 +1,17 @@
+<?php
+namespace Misuzu\Parsers\BBCode\Tags;
+
+use Misuzu\Parsers\BBCode\BBCodeSimpleTag;
+
+final class UrlTag extends BBCodeSimpleTag
+{
+    public function getPattern(): string
+    {
+        return "/\[url\](.*?)\[\/url\]/s";
+    }
+
+    public function getReplacement(): string
+    {
+        return '<a href="$1" class="link" target="_blank" rel="noreferrer noopener">$1</a>';
+    }
+}