nextcloud / server

apps/files/lib/Command/TransferOwnership.php

Indentation +216 added lines, -216 removed lines

@@ -41,220 +41,220 @@
 
 class TransferOwnership extends Command {
 
-	/** @var IUserManager $userManager */
-	private $userManager;
-
-	/** @var IManager */
-	private $shareManager;
-
-	/** @var IMountManager */
-	private $mountManager;
-
-	/** @var FileInfo[] */
-	private $allFiles = [];
-
-	/** @var FileInfo[] */
-	private $encryptedFiles = [];
-
-	/** @var IShare[] */
-	private $shares = [];
-
-	/** @var string */
-	private $sourceUser;
-
-	/** @var string */
-	private $destinationUser;
-
-	/** @var string */
-	private $finalTarget;
-
-	public function __construct(IUserManager $userManager, IManager $shareManager, IMountManager $mountManager) {
-		$this->userManager = $userManager;
-		$this->shareManager = $shareManager;
-		$this->mountManager = $mountManager;
-		parent::__construct();
-	}
-
-	protected function configure() {
-		$this
-			->setName('files:transfer-ownership')
-			->setDescription('All files and folders are moved to another user - shares are moved as well.')
-			->addArgument(
-				'source-user',
-				InputArgument::REQUIRED,
-				'owner of files which shall be moved'
-			)
-			->addArgument(
-				'destination-user',
-				InputArgument::REQUIRED,
-				'user who will be the new owner of the files'
-			);
-	}
-
-	protected function execute(InputInterface $input, OutputInterface $output) {
-		$sourceUserObject = $this->userManager->get($input->getArgument('source-user'));
-		$destinationUserObject = $this->userManager->get($input->getArgument('destination-user'));
-
-		if (!$sourceUserObject instanceof IUser) {
-			$output->writeln("<error>Unknown source user $this->sourceUser</error>");
-			return 1;
-		}
-
-		if (!$destinationUserObject instanceof IUser) {
-			$output->writeln("<error>Unknown destination user $this->destinationUser</error>");
-			return 1;
-		}
-
-		$this->sourceUser = $sourceUserObject->getUID();
-		$this->destinationUser = $destinationUserObject->getUID();
-
-		// target user has to be ready
-		if (!\OC::$server->getEncryptionManager()->isReadyForUser($this->destinationUser)) {
-			$output->writeln("<error>The target user is not ready to accept files. The user has at least to be logged in once.</error>");
-			return 2;
-		}
-
-		$date = date('Y-m-d H-i-s');
-		$this->finalTarget = "$this->destinationUser/files/transferred from $this->sourceUser on $date";
-
-		// setup filesystem
-		Filesystem::initMountPoints($this->sourceUser);
-		Filesystem::initMountPoints($this->destinationUser);
-
-		// analyse source folder
-		$this->analyse($output);
-
-		// collect all the shares
-		$this->collectUsersShares($output);
-
-		// transfer the files
-		$this->transfer($output);
-
-		// restore the shares
-		$this->restoreShares($output);
-	}
-
-	private function walkFiles(View $view, $path, \Closure $callBack) {
-		foreach ($view->getDirectoryContent($path) as $fileInfo) {
-			if (!$callBack($fileInfo)) {
-				return;
-			}
-			if ($fileInfo->getType() === FileInfo::TYPE_FOLDER) {
-				$this->walkFiles($view, $fileInfo->getPath(), $callBack);
-			}
-		}
-	}
-
-	/**
-	 * @param OutputInterface $output
-	 * @throws \Exception
-	 */
-	protected function analyse(OutputInterface $output) {
-		$view = new View();
-		$output->writeln("Analysing files of $this->sourceUser ...");
-		$progress = new ProgressBar($output);
-		$progress->start();
-		$self = $this;
-		$this->walkFiles($view, "$this->sourceUser/files",
-				function (FileInfo $fileInfo) use ($progress, $self) {
-					if ($fileInfo->getType() === FileInfo::TYPE_FOLDER) {
-						// only analyze into folders from main storage,
-						if (!$fileInfo->getStorage()->instanceOfStorage(IHomeStorage::class)) {
-							return false;
-						}
-						return true;
-					}
-					$progress->advance();
-					$this->allFiles[] = $fileInfo;
-					if ($fileInfo->isEncrypted()) {
-						$this->encryptedFiles[] = $fileInfo;
-					}
-					return true;
-				});
-		$progress->finish();
-		$output->writeln('');
-
-		// no file is allowed to be encrypted
-		if (!empty($this->encryptedFiles)) {
-			$output->writeln("<error>Some files are encrypted - please decrypt them first</error>");
-			foreach($this->encryptedFiles as $encryptedFile) {
-				/** @var FileInfo $encryptedFile */
-				$output->writeln("  " . $encryptedFile->getPath());
-			}
-			throw new \Exception('Execution terminated.');
-		}
-
-	}
-
-	/**
-	 * @param OutputInterface $output
-	 */
-	private function collectUsersShares(OutputInterface $output) {
-		$output->writeln("Collecting all share information for files and folder of $this->sourceUser ...");
-
-		$progress = new ProgressBar($output, count($this->shares));
-		foreach([\OCP\Share::SHARE_TYPE_GROUP, \OCP\Share::SHARE_TYPE_USER, \OCP\Share::SHARE_TYPE_LINK, \OCP\Share::SHARE_TYPE_REMOTE] as $shareType) {
-		$offset = 0;
-			while (true) {
-				$sharePage = $this->shareManager->getSharesBy($this->sourceUser, $shareType, null, true, 50, $offset);
-				$progress->advance(count($sharePage));
-				if (empty($sharePage)) {
-					break;
-				}
-				$this->shares = array_merge($this->shares, $sharePage);
-				$offset += 50;
-			}
-		}
-
-		$progress->finish();
-		$output->writeln('');
-	}
-
-	/**
-	 * @param OutputInterface $output
-	 */
-	protected function transfer(OutputInterface $output) {
-		$view = new View();
-		$output->writeln("Transferring files to $this->finalTarget ...");
-		$view->rename("$this->sourceUser/files", $this->finalTarget);
-		// because the files folder is moved away we need to recreate it
-		$view->mkdir("$this->sourceUser/files");
-	}
-
-	/**
-	 * @param OutputInterface $output
-	 */
-	private function restoreShares(OutputInterface $output) {
-		$output->writeln("Restoring shares ...");
-		$progress = new ProgressBar($output, count($this->shares));
-
-		foreach($this->shares as $share) {
-			try {
-				if ($share->getSharedWith() === $this->destinationUser) {
-					// Unmount the shares before deleting, so we don't try to get the storage later on.
-					$shareMountPoint = $this->mountManager->find('/' . $this->destinationUser . '/files' . $share->getTarget());
-					if ($shareMountPoint) {
-						$this->mountManager->removeMount($shareMountPoint->getMountPoint());
-					}
-					$this->shareManager->deleteShare($share);
-				} else {
-					if ($share->getShareOwner() === $this->sourceUser) {
-						$share->setShareOwner($this->destinationUser);
-					}
-					if ($share->getSharedBy() === $this->sourceUser) {
-						$share->setSharedBy($this->destinationUser);
-					}
-
-					$this->shareManager->updateShare($share);
-				}
-			} catch (\OCP\Files\NotFoundException $e) {
-				$output->writeln('<error>Share with id ' . $share->getId() . ' points at deleted file, skipping</error>');
-			} catch (\Exception $e) {
-				$output->writeln('<error>Could not restore share with id ' . $share->getId() . ':' . $e->getTraceAsString() . '</error>');
-			}
-			$progress->advance();
-		}
-		$progress->finish();
-		$output->writeln('');
-	}
+    /** @var IUserManager $userManager */
+    private $userManager;
+
+    /** @var IManager */
+    private $shareManager;
+
+    /** @var IMountManager */
+    private $mountManager;
+
+    /** @var FileInfo[] */
+    private $allFiles = [];
+
+    /** @var FileInfo[] */
+    private $encryptedFiles = [];
+
+    /** @var IShare[] */
+    private $shares = [];
+
+    /** @var string */
+    private $sourceUser;
+
+    /** @var string */
+    private $destinationUser;
+
+    /** @var string */
+    private $finalTarget;
+
+    public function __construct(IUserManager $userManager, IManager $shareManager, IMountManager $mountManager) {
+        $this->userManager = $userManager;
+        $this->shareManager = $shareManager;
+        $this->mountManager = $mountManager;
+        parent::__construct();
+    }
+
+    protected function configure() {
+        $this
+            ->setName('files:transfer-ownership')
+            ->setDescription('All files and folders are moved to another user - shares are moved as well.')
+            ->addArgument(
+                'source-user',
+                InputArgument::REQUIRED,
+                'owner of files which shall be moved'
+            )
+            ->addArgument(
+                'destination-user',
+                InputArgument::REQUIRED,
+                'user who will be the new owner of the files'
+            );
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output) {
+        $sourceUserObject = $this->userManager->get($input->getArgument('source-user'));
+        $destinationUserObject = $this->userManager->get($input->getArgument('destination-user'));
+
+        if (!$sourceUserObject instanceof IUser) {
+            $output->writeln("<error>Unknown source user $this->sourceUser</error>");
+            return 1;
+        }
+
+        if (!$destinationUserObject instanceof IUser) {
+            $output->writeln("<error>Unknown destination user $this->destinationUser</error>");
+            return 1;
+        }
+
+        $this->sourceUser = $sourceUserObject->getUID();
+        $this->destinationUser = $destinationUserObject->getUID();
+
+        // target user has to be ready
+        if (!\OC::$server->getEncryptionManager()->isReadyForUser($this->destinationUser)) {
+            $output->writeln("<error>The target user is not ready to accept files. The user has at least to be logged in once.</error>");
+            return 2;
+        }
+
+        $date = date('Y-m-d H-i-s');
+        $this->finalTarget = "$this->destinationUser/files/transferred from $this->sourceUser on $date";
+
+        // setup filesystem
+        Filesystem::initMountPoints($this->sourceUser);
+        Filesystem::initMountPoints($this->destinationUser);
+
+        // analyse source folder
+        $this->analyse($output);
+
+        // collect all the shares
+        $this->collectUsersShares($output);
+
+        // transfer the files
+        $this->transfer($output);
+
+        // restore the shares
+        $this->restoreShares($output);
+    }
+
+    private function walkFiles(View $view, $path, \Closure $callBack) {
+        foreach ($view->getDirectoryContent($path) as $fileInfo) {
+            if (!$callBack($fileInfo)) {
+                return;
+            }
+            if ($fileInfo->getType() === FileInfo::TYPE_FOLDER) {
+                $this->walkFiles($view, $fileInfo->getPath(), $callBack);
+            }
+        }
+    }
+
+    /**
+     * @param OutputInterface $output
+     * @throws \Exception
+     */
+    protected function analyse(OutputInterface $output) {
+        $view = new View();
+        $output->writeln("Analysing files of $this->sourceUser ...");
+        $progress = new ProgressBar($output);
+        $progress->start();
+        $self = $this;
+        $this->walkFiles($view, "$this->sourceUser/files",
+                function (FileInfo $fileInfo) use ($progress, $self) {
+                    if ($fileInfo->getType() === FileInfo::TYPE_FOLDER) {
+                        // only analyze into folders from main storage,
+                        if (!$fileInfo->getStorage()->instanceOfStorage(IHomeStorage::class)) {
+                            return false;
+                        }
+                        return true;
+                    }
+                    $progress->advance();
+                    $this->allFiles[] = $fileInfo;
+                    if ($fileInfo->isEncrypted()) {
+                        $this->encryptedFiles[] = $fileInfo;
+                    }
+                    return true;
+                });
+        $progress->finish();
+        $output->writeln('');
+
+        // no file is allowed to be encrypted
+        if (!empty($this->encryptedFiles)) {
+            $output->writeln("<error>Some files are encrypted - please decrypt them first</error>");
+            foreach($this->encryptedFiles as $encryptedFile) {
+                /** @var FileInfo $encryptedFile */
+                $output->writeln("  " . $encryptedFile->getPath());
+            }
+            throw new \Exception('Execution terminated.');
+        }
+
+    }
+
+    /**
+     * @param OutputInterface $output
+     */
+    private function collectUsersShares(OutputInterface $output) {
+        $output->writeln("Collecting all share information for files and folder of $this->sourceUser ...");
+
+        $progress = new ProgressBar($output, count($this->shares));
+        foreach([\OCP\Share::SHARE_TYPE_GROUP, \OCP\Share::SHARE_TYPE_USER, \OCP\Share::SHARE_TYPE_LINK, \OCP\Share::SHARE_TYPE_REMOTE] as $shareType) {
+        $offset = 0;
+            while (true) {
+                $sharePage = $this->shareManager->getSharesBy($this->sourceUser, $shareType, null, true, 50, $offset);
+                $progress->advance(count($sharePage));
+                if (empty($sharePage)) {
+                    break;
+                }
+                $this->shares = array_merge($this->shares, $sharePage);
+                $offset += 50;
+            }
+        }
+
+        $progress->finish();
+        $output->writeln('');
+    }
+
+    /**
+     * @param OutputInterface $output
+     */
+    protected function transfer(OutputInterface $output) {
+        $view = new View();
+        $output->writeln("Transferring files to $this->finalTarget ...");
+        $view->rename("$this->sourceUser/files", $this->finalTarget);
+        // because the files folder is moved away we need to recreate it
+        $view->mkdir("$this->sourceUser/files");
+    }
+
+    /**
+     * @param OutputInterface $output
+     */
+    private function restoreShares(OutputInterface $output) {
+        $output->writeln("Restoring shares ...");
+        $progress = new ProgressBar($output, count($this->shares));
+
+        foreach($this->shares as $share) {
+            try {
+                if ($share->getSharedWith() === $this->destinationUser) {
+                    // Unmount the shares before deleting, so we don't try to get the storage later on.
+                    $shareMountPoint = $this->mountManager->find('/' . $this->destinationUser . '/files' . $share->getTarget());
+                    if ($shareMountPoint) {
+                        $this->mountManager->removeMount($shareMountPoint->getMountPoint());
+                    }
+                    $this->shareManager->deleteShare($share);
+                } else {
+                    if ($share->getShareOwner() === $this->sourceUser) {
+                        $share->setShareOwner($this->destinationUser);
+                    }
+                    if ($share->getSharedBy() === $this->sourceUser) {
+                        $share->setSharedBy($this->destinationUser);
+                    }
+
+                    $this->shareManager->updateShare($share);
+                }
+            } catch (\OCP\Files\NotFoundException $e) {
+                $output->writeln('<error>Share with id ' . $share->getId() . ' points at deleted file, skipping</error>');
+            } catch (\Exception $e) {
+                $output->writeln('<error>Could not restore share with id ' . $share->getId() . ':' . $e->getTraceAsString() . '</error>');
+            }
+            $progress->advance();
+        }
+        $progress->finish();
+        $output->writeln('');
+    }
 }