From d774e98d34813a1c1c103f918b4468b1ba1c14f4 Mon Sep 17 00:00:00 2001
From: ulaulaman <gianluigi.ulaula@gmail.com>
Date: Wed, 30 Jun 2021 10:37:43 +0200
Subject: [PATCH] Modifiche minori e per risoluzione issue

---
 sidebars/brera.php | 27 ++++++++++++++-------------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/sidebars/brera.php b/sidebars/brera.php
index 5cf070d..c10f675 100644
--- a/sidebars/brera.php
+++ b/sidebars/brera.php
@@ -7,7 +7,8 @@ add_shortcode( 'sbcorsobase', function () {
 	$logo = '<p align="center"><img src="https://edu.inaf.it/wp-content/plugins/eduinaf/images/loghi/corso_base_astro.png" /></p>';
 	
 	$autore = do_shortcode('[blog-post-coauthors]');
-	
+	$autore = '<p><strong>Lezione a cura di</strong>: '.$autore.'</p>';
+
 	$breraNav = wp_get_nav_menu_items(1682);
 	
 	foreach ( $breraNav as $navItem ) {
@@ -17,20 +18,20 @@ add_shortcode( 'sbcorsobase', function () {
 	$menu = '<div align="center" class="btn-group">'.$nav.'</div>';
 	
 	$custom = get_post_custom();
-	foreach( $custom as $key => $value ) {
-		$key_name = get_post_custom_values( $key = 'pdfcap' );
-		if ( $key_name[0] <> null ) {
-			$capitolo = '<p><a href="'.$key_name[0].'" target="pdf">Scarica la lezione in pdf</a></p>';
-		} else {
-			$capitolo = null;
+	if ( empty($custom) ) {
+		$capitolo = null;
+	} else { 
+		foreach( $custom as $key => $value ) {
+			$key_name = get_post_custom_values( $key = 'pdfcap' );
+			if ( $key_name[0] <> null ) {
+				$capitolo = '<p><a href="'.$key_name[0].'" target="pdf">Scarica la lezione in pdf</a></p>';
+			} else {
+				$capitolo = null;
+			}
 		}
 	}
 	
-	$cap = '<p><strong>Lezione a cura di</strong>: '.$autore.'</p>';
-	
-	$sidebar = $logo.$cap.$capitolo.$menu;
-	
-	$out = $sidebar;
+	$sidebar = $logo.$autore.$capitolo.$menu;
 
-	return $out;
+	return $sidebar;
 } );
\ No newline at end of file