public function get_manual_purge_link()
{
if (!$this->can_purge_cache()) {
return;
}
$url = wp_nonce_url(admin_url('?cm_purge_all'), 'manual_purge');
$button_html = esc_html__('Press the button below to force a purge of your entire page cache.');
$button_html .= '</p><p><span class="button"><a href="' . esc_url($url) . '"><strong>';
$button_html .= esc_html__('Purge Page Cache');
$button_html .= '</strong></a></span>';
echo "<p>{$button_html}</p>\n";
}