Minor correction for compatibility with PHP 5.2

Passing method call to empty() is not available in PHP prior to 5.5, so add temporary local variable to restore compatibility.
pluginkollektiv · Dec 4, 2017 · 045c10b · 045c10b
1 parent 469cb7b
commit 045c10b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/inc/cachify_hdd.class.php b/inc/cachify_hdd.class.php
@@ -14,7 +14,8 @@ final class Cachify_HDD {
 	 * @return  boolean  true/false  TRUE when installed
 	 */
 	public static function is_available() {
-		return ! empty( get_option( 'permalink_structure' ) );
+		$option = get_option( 'permalink_structure' );
+		return ! empty( $option );
 	}
 
 	/**