Issue #3 support 'root' option.

Author: judgej

README.md

@@ -5,10 +5,10 @@
 [![GitHub license](https://img.shields.io/github/license/academe/laravel-azure-file-storage-driver.svg)](https://github.com/academe/laravel-azure-file-storage-driver/blob/master/LICENCE)
 [![GitHub issues](https://img.shields.io/github/issues/academe/laravel-azure-file-storage-driver.svg)](https://github.com/academe/laravel-azure-file-storage-driver/issues)
 
-# Microsoft Azure File Storage Filesystem Driver for Laravel 5
+# Microsoft Azure File Storage Filesystem Driver for Laravel 5 and 6
 
 This package allows Microsoft Azure File Storage
-to be used as a filesystem in laravel 5.
+to be used as a filesystem in laravel 5 and 6.
 
 ## Installation
 
@@ -55,6 +55,7 @@ Add the following to your `config/filesystems.php`:
             // Optional settings
             'disableRecursiveDelete' => false,
             'driverOptions' => [],
+            'root' => 'root/directory', // Without leading '/'
         ],
     ],
 ];

src/ServiceProvider.php

@@ -46,15 +46,29 @@ public function boot()
                 [] // $optionsWithMiddlewares
             );
 
-            $driverOptions = !empty($config['driverOptions'])
-                ? $config['driverOptions']
-                : null;
+            $directoryPrefix = null;
+
+            if (! empty($config['driverOptions'])) {
+                // If a string, then treat it like a prefix for legacy support.
+
+                if (is_string($config['driverOptions'])) {
+                    $directoryPrefix = $config['driverOptions'];
+                }
+
+                if (is_array($config['driverOptions'])) {
+                    $driverConfig = array_merge($driverConfig, $config['driverOptions']);
+                }
+            }
+
+            if (! empty($config['root']) && is_string($config['root'])) {
+                $directoryPrefix = $config['root'];
+            }
 
             return new Filesystem(
                 new AzureFileAdapter(
                     $fileService,
                     $driverConfig,
-                    $driverOptions
+                    $directoryPrefix
                 )
             );
         });