1 files changed, 34 insertions, 0 deletions
diff --git a/lib/core-extensions/UserCSS/extension.php b/lib/core-extensions/UserCSS/extension.php
new file mode 100644
index 000000000..5343fd39a
--- /dev/null
+++ b/lib/core-extensions/UserCSS/extension.php
@@ -0,0 +1,34 @@
+<?php
+declare(strict_types=1);
+
+final class UserCSSExtension extends Minz_Extension {
+	public string $css_rules = '';
+	private const FILENAME = 'style.css';
+
+	#[\Override]
+	public function init(): void {
+		parent::init();
+
+		$this->registerTranslates();
+		if ($this->hasFile(self::FILENAME)) {
+			Minz_View::appendStyle($this->getFileUrl(self::FILENAME, 'css', false));
+		}
+	}
+
+	#[\Override]
+	public function handleConfigureAction(): void {
+		parent::init();
+
+		$this->registerTranslates();
+
+		if (Minz_Request::isPost()) {
+			$css_rules = html_entity_decode(Minz_Request::paramString('css-rules'));
+			$this->saveFile(self::FILENAME, $css_rules);
+		}
+
+		$this->css_rules = '';
+		if ($this->hasFile(self::FILENAME)) {
+			$this->css_rules = htmlentities($this->getFile(self::FILENAME) ?? '');
+		}
+	}
+}