Fixed PHP undefined index error

permalinks-customizer.php

@@ -2,7 +2,7 @@
 
 /**
  * Plugin Name: Permalinks Customizer
- * Version: 0.3.2
+ * Version: 0.3.3
  * Plugin URI: https://wordpress.org/plugins/permalinks-customizer/
  * Description: Set permalinks for default post-type and custom post-type which can be changed from the single post edit page.
  * Author: Sami Ahmed Siddiqui
@@ -492,8 +492,12 @@ function permalinks_customizer_trailingslash($string, $type) {
   if ( !trim($request) ) return $string;
 
   if ( trim($_CPRegisteredURL,'/') == trim($request,'/') ) {
-    return ($string{0} == '/' ? '/' : '') . trailingslashit($url['path']) . $_CPRegisteredURL;
-  }
+		if( isset($url['path']) ){
+			return ($string{0} == '/' ? '/' : '') . trailingslashit($url['path']) . $_CPRegisteredURL;
+		}else{
+			return ($string{0} == '/' ? '/' : '') . $_CPRegisteredURL;
+		}
+	}
   return $string;
 }
 

readme.txt

@@ -5,7 +5,7 @@ License URI: http://www.gnu.org/licenses/gpl.html
 Tags: address, category, custom, custom permalink, custom post permalinks, link, permalink, rewrite slug, redirects, slug, tags, url
 Requires at least: 3.5
 Tested up to: 4.5
-Stable tag: 0.3.2
+Stable tag: 0.3.3
 
 Set permalinks for default post-type and custom post-type which can be changed from the single post edit page.
 
@@ -90,6 +90,10 @@ A. No, This plugin does not work with [custom permalinks](https://wordpress.org/
 
 == Changelog ==
 
+= 0.3.3 =
+
+ * Fixed PHP undefined index error
+
 = 0.3.2 =
 
  * Convert custom permalink to permalink customizer