* Songs: Fix rendering issue when no chord is found

1 files changed, 3 insertions, 1 deletions

diff --git a/laravel/app/Http/Controllers/SongController.php b/laravel/app/Http/Controllers/SongController.php
index 6452f7a..4545896 100644
--- a/laravel/app/Http/Controllers/SongController.php
+++ b/laravel/app/Http/Controllers/SongController.php
@@ -151,7 +151,9 @@ class SongController extends Controller
         $chords["Bb"] = $chords["A#"];
         $ochords = array( "C","Db","D","Eb","E","F","Gb","G","Ab","A","Bb","B" );
         $fromkey = trim($fromkey, 'm');
-        return $ochords[($chords[$fromkey] + $integer + 24)%12];
+        if ( isset( $chords[$fromkey] ) ) {
+            return $ochords[($chords[$fromkey] + $integer + 24)%12];
+        } return false;
     }
 
     public function post()