--- /dev/null
+<?php
+
+namespace Drupal\views\Plugin\views\argument;
+
+/**
+ * Argument handler for a week.
+ *
+ * @ViewsArgument("date_week")
+ */
+class WeekDate extends Date {
+
+ /**
+ * {@inheritdoc}
+ */
+ protected $argFormat = 'W';
+
+ /**
+ * Provide a link to the next level of the view
+ */
+ public function summaryName($data) {
+ $created = $data->{$this->name_alias};
+ return $this->t('Week @week', ['@week' => $created]);
+ }
+
+}