function update($new_instance, $old_instance) { $testurl = isset($new_instance['url']) && (!isset($old_instance['url']) || $new_instance['url'] != $old_instance['url']); return nxt_widget_rss_process($new_instance, $testurl); }
/** * The RSS dashboard widget control. * * Sets up $args to be used as input to nxt_widget_rss_form(). Handles POST data * from RSS-type widgets. * * @since 2.5.0 * * @param string $widget_id * @param array $form_inputs */ function nxt_dashboard_rss_control($widget_id, $form_inputs = array()) { if (!($widget_options = get_option('dashboard_widget_options'))) { $widget_options = array(); } if (!isset($widget_options[$widget_id])) { $widget_options[$widget_id] = array(); } $number = 1; // Hack to use nxt_widget_rss_form() $widget_options[$widget_id]['number'] = $number; if ('POST' == $_SERVER['REQUEST_METHOD'] && isset($_POST['widget-rss'][$number])) { $_POST['widget-rss'][$number] = stripslashes_deep($_POST['widget-rss'][$number]); $widget_options[$widget_id] = nxt_widget_rss_process($_POST['widget-rss'][$number]); // title is optional. If black, fill it if possible if (!$widget_options[$widget_id]['title'] && isset($_POST['widget-rss'][$number]['title'])) { $rss = fetch_feed($widget_options[$widget_id]['url']); if (is_nxt_error($rss)) { $widget_options[$widget_id]['title'] = htmlentities(__('Unknown Feed')); } else { $widget_options[$widget_id]['title'] = htmlentities(strip_tags($rss->get_title())); $rss->__destruct(); unset($rss); } } update_option('dashboard_widget_options', $widget_options); $cache_key = 'dash_' . md5($widget_id); delete_transient($cache_key); } nxt_widget_rss_form($widget_options[$widget_id], $form_inputs); }