implement getId for the external storage providers

apps/files_external/lib/amazons3.php

@@ -29,12 +29,14 @@ class AmazonS3 extends \OC\Files\Storage\Common {
 	private $s3;
 	private $bucket;
 	private $objects = array();
+	private $id;
 
 	private static $tempFiles = array();
 
 	// TODO options: storage class, encryption server side, encrypt before upload?
 
 	public function __construct($params) {
+		$this->id = 'amazon::'.$params['key'] . md5($params['secret']);
 		$this->s3 = new \AmazonS3(array('key' => $params['key'], 'secret' => $params['secret']));
 		$this->bucket = $params['bucket'];
 	}
@@ -59,6 +61,10 @@ class AmazonS3 extends \OC\Files\Storage\Common {
 		return false;
 	}
 
+	public function getId(){
+		return $this->id;
+	}
+
 	public function mkdir($path) {
 		// Folders in Amazon S3 are 0 byte objects with a '/' at the end of the name
 		if (substr($path, -1) != '/') {

apps/files_external/lib/dropbox.php

@@ -28,12 +28,14 @@ class Dropbox extends \OC\Files\Storage\Common {
 
 	private $dropbox;
 	private $root;
+	private $id;
 	private $metaData = array();
 
 	private static $tempFiles = array();
 
 	public function __construct($params) {
 		if (isset($params['configured']) && $params['configured'] == 'true' && isset($params['app_key']) && isset($params['app_secret']) && isset($params['token']) && isset($params['token_secret'])) {
+			$this->id = 'dropbox::'.$params['app_key'] . $params['token']. '/' . $params['root'];
 			$this->root=isset($params['root'])?$params['root']:'';
 			$oauth = new \Dropbox_OAuth_Curl($params['app_key'], $params['app_secret']);
 			$oauth->setToken($params['token'], $params['token_secret']);
@@ -81,6 +83,10 @@ class Dropbox extends \OC\Files\Storage\Common {
 		}
 	}
 
+	public function getId(){
+		return $this->id;
+	}
+
 	public function mkdir($path) {
 		$path = $this->root.$path;
 		try {

apps/files_external/lib/ftp.php

@@ -32,6 +32,10 @@ class FTP extends \OC\Files\Storage\StreamWrapper{
 		}
 	}
 
+	public function getId(){
+		return 'ftp::' . $this->user . '@' . $this->host . '/' . $this->root;
+	}
+
 	/**
 	 * construct the ftp url
 	 * @param string path

apps/files_external/lib/google.php

@@ -30,6 +30,7 @@ class Google extends \OC\Files\Storage\Common {
 	private $oauth_token;
 	private $sig_method;
 	private $entries;
+	private $id;
 
 	private static $tempFiles = array();
 
@@ -37,6 +38,7 @@ class Google extends \OC\Files\Storage\Common {
 		if (isset($params['configured']) && $params['configured'] == 'true' && isset($params['token']) && isset($params['token_secret'])) {
 			$consumer_key = isset($params['consumer_key']) ? $params['consumer_key'] : 'anonymous';
 			$consumer_secret = isset($params['consumer_secret']) ? $params['consumer_secret'] : 'anonymous';
+			$this->id = 'google::' . $consumer_key . $consumer_secret;
 			$this->consumer = new \OAuthConsumer($consumer_key, $consumer_secret);
 			$this->oauth_token = new \OAuthToken($params['token'], $params['token_secret']);
 			$this->sig_method = new \OAuthSignatureMethod_HMAC_SHA1();
@@ -177,6 +179,9 @@ class Google extends \OC\Files\Storage\Common {
 		}
 	}
 
+	public function getId(){
+		return $this->id;
+	}
 
 	public function mkdir($path) {
 		$collection = dirname($path);

apps/files_external/lib/smb.php

@@ -42,6 +42,10 @@ class SMB extends \OC\Files\Storage\StreamWrapper{
 		}
 	}
 
+	public function getId(){
+		return 'smb::' . $this->user . '@' . $this->host . '/' . $this->share . '/' . $this->root;
+	}
+
 	public function constructUrl($path) {
 		if(substr($path,-1)=='/') {
 			$path=substr($path,0,-1);

apps/files_external/lib/swift.php

@@ -11,6 +11,7 @@ require_once 'php-cloudfiles/cloudfiles.php';
 namespace OC\Files\Storage;
 
 class SWIFT extends \OC\Files\Storage\Common{
+	private $id;
 	private $host;
 	private $root;
 	private $user;
@@ -274,6 +275,8 @@ class SWIFT extends \OC\Files\Storage\Common{
 		$this->user=$params['user'];
 		$this->root=isset($params['root'])?$params['root']:'/';
 		$this->secure=isset($params['secure'])?(bool)$params['secure']:true;
+
+		$this->id = 'swift::' . $this->user . '@' . $this->host . '/' . $this->root;
 		if(!$this->root || $this->root[0]!='/') {
 			$this->root='/'.$this->root;
 		}
@@ -289,6 +292,10 @@ class SWIFT extends \OC\Files\Storage\Common{
 		}
 	}
 
+	public function getId(){
+		return $this->id;
+	}
+
 
 	public function mkdir($path) {
 		if($this->containerExists($path)) {

apps/files_external/lib/webdav.php

@@ -56,6 +56,10 @@ class DAV extends \OC\Files\Storage\Common{
 		$this->mkdir('');
 	}
 
+	public function getId(){
+		return 'webdav::' . $this->user . '@' . $this->host . '/' . $this->root;
+	}
+
 	private function createBaseUri() {
 		$baseUri='http';
 		if($this->secure) {