1.1.11

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.1.11 (2022-02-05)
+* sheet name maximum length is 31 chars, mb_substr used now
+* license fixed
+
 ## 1.1.10 (2022-02-05)
 * namespace added, use Shuchkin\SimpleXLSXGen
 

license.md

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2014 Lukas Martinelli
+Copyright (c) 2020-2022 Sergey Shuchkin sergey.shuchkin@gmail.com
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

src/SimpleXLSXGen.php

@@ -120,12 +120,17 @@ class SimpleXLSXGen {
         if ( $name === null ) { // autogenerated sheet names
             $name = 'Sheet'.($this->curSheet+1);
         } else {
+            $name = mb_substr($name, 0, 31);
             $names = [];
             foreach( $this->sheets as $sh ) {
                 $names[ mb_strtoupper( $sh['name']) ] = 1;
             }
             for( $i = 0; $i < 100; $i++ ) {
-                $new_name = ($i === 0) ? $name : $name .' ('.$i.')';
+                $postfix = ' ('.$i.')';
+                $new_name = ($i === 0) ? $name : $name . $postfix;
+                if (mb_strlen($new_name) > 31) {
+                    $new_name = mb_substr($name,0, 31-mb_strlen($postfix)) . $postfix;
+                }
                 $NEW_NAME = mb_strtoupper( $new_name );
                 if ( !isset( $names[ $NEW_NAME ]) ) {
                     $name = $new_name;