diff -r c7c34916027a -r 177826044cd9 wp/wp-includes/widgets/class-wp-widget-rss.php
--- a/wp/wp-includes/widgets/class-wp-widget-rss.php	Mon Oct 14 18:06:33 2019 +0200
+++ b/wp/wp-includes/widgets/class-wp-widget-rss.php	Mon Oct 14 18:28:13 2019 +0200
@@ -22,11 +22,14 @@
 	 * @since 2.8.0
 	 */
 	public function __construct() {
-		$widget_ops = array(
-			'description' => __( 'Entries from any RSS or Atom feed.' ),
+		$widget_ops  = array(
+			'description'                 => __( 'Entries from any RSS or Atom feed.' ),
 			'customize_selective_refresh' => true,
 		);
-		$control_ops = array( 'width' => 400, 'height' => 200 );
+		$control_ops = array(
+			'width'  => 400,
+			'height' => 200,
+		);
 		parent::__construct( 'rss', __( 'RSS' ), $widget_ops, $control_ops );
 	}
 
@@ -40,32 +43,38 @@
 	 * @param array $instance Settings for the current RSS widget instance.
 	 */
 	public function widget( $args, $instance ) {
-		if ( isset($instance['error']) && $instance['error'] )
+		if ( isset( $instance['error'] ) && $instance['error'] ) {
 			return;
+		}
 
 		$url = ! empty( $instance['url'] ) ? $instance['url'] : '';
-		while ( stristr($url, 'http') != $url )
-			$url = substr($url, 1);
+		while ( stristr( $url, 'http' ) != $url ) {
+			$url = substr( $url, 1 );
+		}
 
-		if ( empty($url) )
+		if ( empty( $url ) ) {
 			return;
+		}
 
 		// self-url destruction sequence
-		if ( in_array( untrailingslashit( $url ), array( site_url(), home_url() ) ) )
+		if ( in_array( untrailingslashit( $url ), array( site_url(), home_url() ) ) ) {
 			return;
+		}
 
-		$rss = fetch_feed($url);
+		$rss   = fetch_feed( $url );
 		$title = $instance['title'];
-		$desc = '';
-		$link = '';
+		$desc  = '';
+		$link  = '';
 
-		if ( ! is_wp_error($rss) ) {
-			$desc = esc_attr(strip_tags(@html_entity_decode($rss->get_description(), ENT_QUOTES, get_option('blog_charset'))));
-			if ( empty($title) )
+		if ( ! is_wp_error( $rss ) ) {
+			$desc = esc_attr( strip_tags( @html_entity_decode( $rss->get_description(), ENT_QUOTES, get_option( 'blog_charset' ) ) ) );
+			if ( empty( $title ) ) {
 				$title = strip_tags( $rss->get_title() );
+			}
 			$link = strip_tags( $rss->get_permalink() );
-			while ( stristr($link, 'http') != $link )
-				$link = substr($link, 1);
+			while ( stristr( $link, 'http' ) != $link ) {
+				$link = substr( $link, 1 );
+			}
 		}
 
 		if ( empty( $title ) ) {
@@ -75,10 +84,11 @@
 		/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
 		$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );
 
-		$url = strip_tags( $url );
+		$url  = strip_tags( $url );
 		$icon = includes_url( 'images/rss.png' );
-		if ( $title )
-			$title = '<a class="rsswidget" href="' . esc_url( $url ) . '"><img class="rss-widget-icon" style="border:0" width="14" height="14" src="' . esc_url( $icon ) . '" alt="RSS" /></a> <a class="rsswidget" href="' . esc_url( $link ) . '">'. esc_html( $title ) . '</a>';
+		if ( $title ) {
+			$title = '<a class="rsswidget" href="' . esc_url( $url ) . '"><img class="rss-widget-icon" style="border:0" width="14" height="14" src="' . esc_url( $icon ) . '" alt="RSS" /></a> <a class="rsswidget" href="' . esc_url( $link ) . '">' . esc_html( $title ) . '</a>';
+		}
 
 		echo $args['before_widget'];
 		if ( $title ) {
@@ -87,9 +97,10 @@
 		wp_widget_rss_output( $rss, $instance );
 		echo $args['after_widget'];
 
-		if ( ! is_wp_error($rss) )
+		if ( ! is_wp_error( $rss ) ) {
 			$rss->__destruct();
-		unset($rss);
+		}
+		unset( $rss );
 	}
 
 	/**
@@ -103,7 +114,7 @@
 	 * @return array Updated settings to save.
 	 */
 	public function update( $new_instance, $old_instance ) {
-		$testurl = ( isset( $new_instance['url'] ) && ( !isset( $old_instance['url'] ) || ( $new_instance['url'] != $old_instance['url'] ) ) );
+		$testurl = ( isset( $new_instance['url'] ) && ( ! isset( $old_instance['url'] ) || ( $new_instance['url'] != $old_instance['url'] ) ) );
 		return wp_widget_rss_process( $new_instance, $testurl );
 	}
 
@@ -116,7 +127,15 @@
 	 */
 	public function form( $instance ) {
 		if ( empty( $instance ) ) {
-			$instance = array( 'title' => '', 'url' => '', 'items' => 10, 'error' => false, 'show_summary' => 0, 'show_author' => 0, 'show_date' => 0 );
+			$instance = array(
+				'title'        => '',
+				'url'          => '',
+				'items'        => 10,
+				'error'        => false,
+				'show_summary' => 0,
+				'show_author'  => 0,
+				'show_date'    => 0,
+			);
 		}
 		$instance['number'] = $this->number;