1 files changed, 30 insertions, 0 deletions
diff --git a/www/wiki/includes/changes/ChangesListStringOptionsFilter.php b/www/wiki/includes/changes/ChangesListStringOptionsFilter.php
new file mode 100644
index 00000000..930ba128
--- /dev/null
+++ b/www/wiki/includes/changes/ChangesListStringOptionsFilter.php
@@ -0,0 +1,30 @@
+<?php
+
+/**
+ * An individual filter in a ChangesListStringOptionsFilterGroup.
+ *
+ * This filter type will only be displayed on the structured UI currently.
+ *
+ * @since 1.29
+ */
+class ChangesListStringOptionsFilter extends ChangesListFilter {
+	/**
+	 * @inheritDoc
+	 */
+	public function displaysOnUnstructuredUi() {
+		return false;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function isSelected( FormOptions $opts ) {
+		$option = $opts[ $this->getGroup()->getName() ];
+		if ( $option === ChangesListStringOptionsFilterGroup::ALL ) {
+			return true;
+		}
+
+		$values = explode( ChangesListStringOptionsFilterGroup::SEPARATOR, $option );
+		return in_array( $this->getName(), $values );
+	}
+}