Remove support for old shares in the default share provider

In 9.0 we converted the old shares to the new shares. So for 9.1 we can
savely remove the fallback code.

This code was required when there was no initiator set.

* Fixed unit tests

2 files changed, 16 insertions, 123 deletions

diff --git a/lib/private/Share20/DefaultShareProvider.php b/lib/private/Share20/DefaultShareProvider.php
index b91ac24d44f..b5963e0e3c4 100644
--- a/lib/private/Share20/DefaultShareProvider.php
+++ b/lib/private/Share20/DefaultShareProvider.php
@@ -471,18 +471,7 @@ class DefaultShareProvider implements IShareProvider {
 		 * Reshares for this user are shares where they are the owner.
 		 */
 		if ($reshares === false) {
-			//Special case for old shares created via the web UI
-			$or1 = $qb->expr()->andX(
-				$qb->expr()->eq('uid_owner', $qb->createNamedParameter($userId)),
-				$qb->expr()->isNull('uid_initiator')
-			);
-
-			$qb->andWhere(
-				$qb->expr()->orX(
-					$qb->expr()->eq('uid_initiator', $qb->createNamedParameter($userId)),
-					$or1
-				)
-			);
+			$qb->andWhere($qb->expr()->eq('uid_initiator', $qb->createNamedParameter($userId)));
 		} else {
 			$qb->andWhere(
 				$qb->expr()->orX(
@@ -765,18 +754,8 @@ class DefaultShareProvider implements IShareProvider {
 			$share->setToken($data['token']);
 		}
 
-		if ($data['uid_initiator'] === null) {
-			//OLD SHARE
-			$share->setSharedBy($data['uid_owner']);
-			$path = $this->getNode($share->getSharedBy(), (int)$data['file_source']);
-
-			$owner = $path->getOwner();
-			$share->setShareOwner($owner->getUID());
-		} else {
-			//New share!
-			$share->setSharedBy($data['uid_initiator']);
-			$share->setShareOwner($data['uid_owner']);
-		}
+		$share->setSharedBy($data['uid_initiator']);
+		$share->setShareOwner($data['uid_owner']);
 
 		$share->setNodeId((int)$data['file_source']);
 		$share->setNodeType($data['item_type']);
diff --git a/tests/lib/share20/defaultshareprovidertest.php b/tests/lib/share20/defaultshareprovidertest.php
index 60024989681..610de3b6232 100644
--- a/tests/lib/share20/defaultshareprovidertest.php
+++ b/tests/lib/share20/defaultshareprovidertest.php
@@ -123,7 +123,8 @@ class DefaultShareProviderTest extends \Test\TestCase {
 			->values([
 				'share_type'  => $qb->expr()->literal(\OCP\Share::SHARE_TYPE_USER),
 				'share_with'  => $qb->expr()->literal('sharedWith'),
-				'uid_owner'   => $qb->expr()->literal('sharedBy'),
+				'uid_owner'   => $qb->expr()->literal('shareOwner'),
+				'uid_initiator' => $qb->expr()->literal('sharedBy'),
 				'item_type'   => $qb->expr()->literal('file'),
 				'file_source' => $qb->expr()->literal(42),
 				'file_target' => $qb->expr()->literal('myTarget'),
@@ -133,27 +134,18 @@ class DefaultShareProviderTest extends \Test\TestCase {
 
 		$id = $qb->getLastInsertId();
 
-		$sharedWith = $this->getMock('OCP\IUser');
 		$sharedBy = $this->getMock('OCP\IUser');
 		$sharedBy->method('getUID')->willReturn('sharedBy');
 		$shareOwner = $this->getMock('OCP\IUser');
 		$shareOwner->method('getUID')->willReturn('shareOwner');
 
-		$sharedByPath = $this->getMock('\OCP\Files\File');
 		$ownerPath = $this->getMock('\OCP\Files\File');
-
-		$sharedByPath->method('getOwner')->willReturn($shareOwner);
-
-		$sharedByFolder = $this->getMock('\OCP\Files\Folder');
-		$sharedByFolder->method('getById')->with(42)->willReturn([$sharedByPath]);
-
 		$shareOwnerFolder = $this->getMock('\OCP\Files\Folder');
 		$shareOwnerFolder->method('getById')->with(42)->willReturn([$ownerPath]);
 
 		$this->rootFolder
 			->method('getUserFolder')
 			->will($this->returnValueMap([
-				['sharedBy', $sharedByFolder],
 				['shareOwner', $shareOwnerFolder],
 			]));
 
@@ -257,7 +249,8 @@ class DefaultShareProviderTest extends \Test\TestCase {
 			->values([
 				'share_type' => $qb->expr()->literal(\OCP\Share::SHARE_TYPE_GROUP),
 				'share_with' => $qb->expr()->literal('sharedWith'),
-				'uid_owner' => $qb->expr()->literal('sharedBy'),
+				'uid_owner' => $qb->expr()->literal('shareOwner'),
+				'uid_initiator' => $qb->expr()->literal('sharedBy'),
 				'item_type'   => $qb->expr()->literal('file'),
 				'file_source' => $qb->expr()->literal(42),
 				'file_target' => $qb->expr()->literal('myTarget'),
@@ -268,27 +261,13 @@ class DefaultShareProviderTest extends \Test\TestCase {
 		// Get the id
 		$id = $qb->getLastInsertId();
 
-		$sharedWith = $this->getMock('OCP\IGroup');
-		$sharedBy = $this->getMock('OCP\IUser');
-		$sharedBy->method('getUID')->willReturn('sharedBy');
-		$shareOwner = $this->getMock('OCP\IUser');
-		$shareOwner->method('getUID')->willReturn('shareOwner');
-
-		$sharedByPath = $this->getMock('\OCP\Files\Folder');
 		$ownerPath = $this->getMock('\OCP\Files\Folder');
-
-		$sharedByPath->method('getOwner')->willReturn($shareOwner);
-
-		$sharedByFolder = $this->getMock('\OCP\Files\Folder');
-		$sharedByFolder->method('getById')->with(42)->willReturn([$sharedByPath]);
-
 		$shareOwnerFolder = $this->getMock('\OCP\Files\Folder');
 		$shareOwnerFolder->method('getById')->with(42)->willReturn([$ownerPath]);
 
 		$this->rootFolder
 				->method('getUserFolder')
 				->will($this->returnValueMap([
-						['sharedBy', $sharedByFolder],
 						['shareOwner', $shareOwnerFolder],
 				]));
 
@@ -351,7 +330,8 @@ class DefaultShareProviderTest extends \Test\TestCase {
 			->values([
 				'share_type' => $qb->expr()->literal(\OCP\Share::SHARE_TYPE_LINK),
 				'share_with' => $qb->expr()->literal('sharedWith'),
-				'uid_owner' => $qb->expr()->literal('sharedBy'),
+				'uid_owner' => $qb->expr()->literal('shareOwner'),
+				'uid_initiator' => $qb->expr()->literal('sharedBy'),
 				'item_type'   => $qb->expr()->literal('file'),
 				'file_source' => $qb->expr()->literal(42),
 				'file_target' => $qb->expr()->literal('myTarget'),
@@ -363,36 +343,16 @@ class DefaultShareProviderTest extends \Test\TestCase {
 
 		$id = $qb->getLastInsertId();
 
-		$sharedBy = $this->getMock('OCP\IUser');
-		$sharedBy->method('getUID')->willReturn('sharedBy');
-		$shareOwner = $this->getMock('OCP\IUser');
-		$shareOwner->method('getUID')->willReturn('shareOwner');
-
-		$sharedByPath = $this->getMock('\OCP\Files\Folder');
 		$ownerPath = $this->getMock('\OCP\Files\Folder');
-
-		$sharedByPath->method('getOwner')->willReturn($shareOwner);
-
-		$sharedByFolder = $this->getMock('\OCP\Files\Folder');
-		$sharedByFolder->method('getById')->with(42)->willReturn([$sharedByPath]);
-
 		$shareOwnerFolder = $this->getMock('\OCP\Files\Folder');
 		$shareOwnerFolder->method('getById')->with(42)->willReturn([$ownerPath]);
 
 		$this->rootFolder
 				->method('getUserFolder')
 				->will($this->returnValueMap([
-						['sharedBy', $sharedByFolder],
 						['shareOwner', $shareOwnerFolder],
 				]));
 
-		$this->userManager
-			->method('get')
-			->will($this->returnValueMap([
-				['sharedBy', $sharedBy],
-				['shareOwner', $shareOwner],
-			]));
-
 		$share = $this->provider->getShareById($id);
 
 		$this->assertEquals($id, $share->getId());
@@ -544,7 +504,8 @@ class DefaultShareProviderTest extends \Test\TestCase {
 			->values([
 				'share_type'  => $qb->expr()->literal(\OCP\Share::SHARE_TYPE_USER),
 				'share_with'  => $qb->expr()->literal('sharedWith'),
-				'uid_owner'   => $qb->expr()->literal('sharedBy'),
+				'uid_owner'   => $qb->expr()->literal('shareOwner'),
+				'uid_initiator' => $qb->expr()->literal('sharedBy'),
 				'item_type'   => $qb->expr()->literal('file'),
 				'file_source' => $qb->expr()->literal(42),
 				'file_target' => $qb->expr()->literal('myTarget'),
@@ -553,22 +514,15 @@ class DefaultShareProviderTest extends \Test\TestCase {
 		$qb->execute();
 
 		// Get the id
-		$qb = $this->dbConn->getQueryBuilder();
-		$cursor = $qb->select('id')
-			->from('share')
-			->setMaxResults(1)
-			->orderBy('id', 'DESC')
-			->execute();
-		$id = $cursor->fetch();
-		$id = $id['id'];
-		$cursor->closeCursor();
+		$id = $qb->getLastInsertId();
 
 		$qb = $this->dbConn->getQueryBuilder();
 		$qb->insert('share')
 			->values([
 				'share_type'  => $qb->expr()->literal(\OCP\Share::SHARE_TYPE_USER),
 				'share_with'  => $qb->expr()->literal('user1'),
-				'uid_owner'   => $qb->expr()->literal('user2'),
+				'uid_owner'   => $qb->expr()->literal('shareOwner'),
+				'uid_initiator' => $qb->expr()->literal('user2'),
 				'item_type'   => $qb->expr()->literal('file'),
 				'file_source' => $qb->expr()->literal(1),
 				'file_target' => $qb->expr()->literal('myTarget1'),
@@ -582,7 +536,8 @@ class DefaultShareProviderTest extends \Test\TestCase {
 			->values([
 				'share_type'  => $qb->expr()->literal(\OCP\Share::SHARE_TYPE_GROUP),
 				'share_with'  => $qb->expr()->literal('group1'),
-				'uid_owner'   => $qb->expr()->literal('user3'),
+				'uid_owner'   => $qb->expr()->literal('shareOwner'),
+				'uid_initiator' => $qb->expr()->literal('user3'),
 				'item_type'   => $qb->expr()->literal('folder'),
 				'file_source' => $qb->expr()->literal(3),
 				'file_target' => $qb->expr()->literal('myTarget2'),
@@ -591,30 +546,6 @@ class DefaultShareProviderTest extends \Test\TestCase {
 			]);
 		$qb->execute();
 
-		$shareOwner = $this->getMock('OCP\IUser');
-		$shareOwner->method('getUID')->willReturn('shareOwner');
-		$user1 = $this->getMock('OCP\IUser');
-		$user2 = $this->getMock('OCP\IUser');
-		$user2->method('getUID')->willReturn('user2');
-		$user3 = $this->getMock('OCP\IUser');
-		$user3->method('getUID')->willReturn('user3');
-
-		$user2Path = $this->getMock('\OCP\Files\File');
-		$user2Path->expects($this->once())->method('getOwner')->willReturn($shareOwner);
-		$user2Folder = $this->getMock('\OCP\Files\Folder');
-		$user2Folder->expects($this->once())
-			->method('getById')
-			->with(1)
-			->willReturn([$user2Path]);
-
-		$user3Path = $this->getMock('\OCP\Files\Folder');
-		$user3Path->expects($this->once())->method('getOwner')->willReturn($shareOwner);
-		$user3Folder = $this->getMock('\OCP\Files\Folder');
-		$user3Folder->expects($this->once())
-			->method('getById')
-			->with(3)
-			->willReturn([$user3Path]);
-
 		$ownerPath = $this->getMock('\OCP\Files\Folder');
 		$ownerFolder = $this->getMock('\OCP\Files\Folder');
 		$ownerFolder->method('getById')->willReturn([$ownerPath]);
@@ -623,23 +554,6 @@ class DefaultShareProviderTest extends \Test\TestCase {
 			->method('getUserFolder')
 			->will($this->returnValueMap([
 				['shareOwner', $ownerFolder],
-				['user2', $user2Folder],
-				['user3', $user3Folder],
-			]));
-
-		$this->userManager
-			->method('get')
-			->will($this->returnValueMap([
-				['user1', $user1],
-				['user2', $user2],
-				['user3', $user3],
-			]));
-
-		$group1 = $this->getMock('OCP\IGroup');
-		$this->groupManager
-			->method('get')
-			->will($this->returnValueMap([
-				['group1', $group1]
 			]));
 
 		$share = $this->getMock('\OCP\Share\IShare');