wp_widget_rss_process

Source code

function wp_widget_rss_process( $widget_rss, $check_feed = true ) {

	$items = (int) $widget_rss['items'];

	if ( $items < 1 || 20 < $items )

		$items = 10;

	$url           = esc_url_raw(strip_tags( $widget_rss['url'] ));

	$title         = trim(strip_tags( $widget_rss['title'] ));

	$show_summary  = isset($widget_rss['show_summary']) ? (int) $widget_rss['show_summary'] : 0;

	$show_author   = isset($widget_rss['show_author']) ? (int) $widget_rss['show_author'] :0;

	$show_date     = isset($widget_rss['show_date']) ? (int) $widget_rss['show_date'] : 0;



	if ( $check_feed ) {

		$rss = fetch_feed($url);

		$error = false;

		$link = '';

		if ( is_wp_error($rss) ) {

			$error = $rss->get_error_message();

		} else {

			$link = esc_url(strip_tags($rss->get_permalink()));

			while ( stristr($link, 'http') != $link )

				$link = substr($link, 1);



			$rss->__destruct();

			unset($rss);

		}

	}



	return compact( 'title', 'url', 'link', 'items', 'error', 'show_summary', 'show_author', 'show_date' );

}