we need the file_source to delete a share successfully

apps/files_sharing/lib/api.php

@@ -68,7 +68,7 @@ class Api {
 	public static function getShare($params) {
 
 		$s = self::getShareFromId($params['id']);
-		$params['itemSource'] = $s['item_source'];
+		$params['itemSource'] = $s['file_source'];
 		$params['itemType'] = $s['item_type'];
 		$params['specificShare'] = true;
 
@@ -281,9 +281,8 @@ class Api {
 	public static function updateShare($params) {
 
 		$share = self::getShareFromId($params['id']);
-		$itemSource = isset($share['item_source']) ? $share['item_source'] : null;
 
-		if($itemSource === null) {
+		if(!isset($share['file_source'])) {
 			return new \OC_OCS_Result(null, 404, "wrong share Id, share doesn't exist.");
 		}
 
@@ -431,10 +430,10 @@ class Api {
 	public static function deleteShare($params) {
 
 		$share = self::getShareFromId($params['id']);
-		$itemSource = isset($share['item_source']) ? $share['item_source'] : null;
+		$fileSource = isset($share['file_source']) ? $share['file_source'] : null;
 		$itemType = isset($share['item_type']) ? $share['item_type'] : null;;
 
-		if($itemSource === null) {
+		if($fileSource === null) {
 			return new \OC_OCS_Result(null, 404, "wrong share ID, share doesn't exist.");
 		}
 
@@ -448,7 +447,7 @@ class Api {
 		try {
 			$return = \OCP\Share::unshare(
 					$itemType,
-					$itemSource,
+					$fileSource,
 					$shareType,
 					$shareWith);
 		} catch (\Exception $e) {
@@ -504,7 +503,7 @@ class Api {
 	 * @return array with: item_source, share_type, share_with, item_type, permissions
 	 */
 	private static function getShareFromId($shareID) {
-		$sql = 'SELECT `item_source`, `share_type`, `share_with`, `item_type`, `permissions` FROM `*PREFIX*share` WHERE `id` = ?';
+		$sql = 'SELECT `file_source`, `item_source`, `share_type`, `share_with`, `item_type`, `permissions` FROM `*PREFIX*share` WHERE `id` = ?';
 		$args = array($shareID);
 		$query = \OCP\DB::prepare($sql);
 		$result = $query->execute($args);

apps/files_sharing/tests/api.php

@@ -559,4 +559,38 @@ class Test_Files_Sharing_Api extends Test_Files_Sharing_Base {
 		$this->assertTrue(empty($itemsAfterDelete));
 
 	}
+
+	/**
+	 * @brief test unshare of a reshared file
+	 */
+	function testDeleteReshare() {
+
+		// user 1 shares a folder with user2
+		\Test_Files_Sharing_Api::loginHelper(\Test_Files_Sharing_Api::TEST_FILES_SHARING_API_USER1);
+
+		$fileInfo1 = $this->view->getFileInfo($this->folder);
+		$fileInfo2 = $this->view->getFileInfo($this->folder.'/'.$this->filename);
+
+		$result1 = \OCP\Share::shareItem('folder', $fileInfo1['fileid'], \OCP\Share::SHARE_TYPE_USER,
+				\Test_Files_Sharing_Api::TEST_FILES_SHARING_API_USER2, 31);
+
+		$this->assertTrue($result1);
+
+		// user2 shares a file from the folder as link
+		\Test_Files_Sharing_Api::loginHelper(\Test_Files_Sharing_Api::TEST_FILES_SHARING_API_USER2);
+
+		$result2 = \OCP\Share::shareItem('file', $fileInfo2['fileid'], \OCP\Share::SHARE_TYPE_LINK, null, 1);
+
+		$this->assertTrue(is_string($result2));
+
+		// test if we can unshare the link again
+		$items = \OCP\Share::getItemShared('file', null);
+		$this->assertEquals(1, count($items));
+
+		$item = reset($items);
+		$result3 = Share\Api::deleteShare(array('id' => $item['id']));
+
+		$this->assertTrue($result3->succeeded());
+
+	}
 }