Handle addressbook migration issue by writing the faulty event to the log and continue

apps/dav/appinfo/application.php

@@ -99,9 +99,12 @@ class Application extends App {
 		$container->registerService('MigrateAddressbooks', function($c) {
 			/** @var IAppContainer $c */
 			$db = $c->getServer()->getDatabaseConnection();
+			$logger = $c->getServer()->getLogger();
 			return new MigrateAddressbooks(
 				new AddressBookAdapter($db),
-				$c->query('CardDavBackend')
+				$c->query('CardDavBackend'),
+				$logger,
+				null
 			);
 		});
 

apps/dav/lib/migration/migrateaddressbooks.php

@@ -23,10 +23,8 @@ namespace OCA\Dav\Migration;
 
 use OCA\DAV\CardDAV\AddressBook;
 use OCA\DAV\CardDAV\CardDavBackend;
+use OCP\ILogger;
 use Sabre\CardDAV\Plugin;
-use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Input\InputArgument;
-use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 
 class MigrateAddressbooks {
@@ -37,15 +35,26 @@ class MigrateAddressbooks {
 	/** @var CardDavBackend */
 	private $backend;
 
+	/** @var ILogger */
+	private $logger;
+
+	/** @var OutputInterface */
+	private $consoleOutput;
+
+
 	/**
 	 * @param AddressBookAdapter $adapter
 	 * @param CardDavBackend $backend
 	 */
 	function __construct(AddressBookAdapter $adapter,
-						 CardDavBackend $backend
+						 CardDavBackend $backend,
+						 ILogger $logger,
+						 OutputInterface $consoleOutput = null
 	) {
 		$this->adapter = $adapter;
 		$this->backend = $backend;
+		$this->logger = $logger;
+		$this->consoleOutput = $consoleOutput;
 	}
 
 	/**
@@ -80,7 +89,17 @@ class MigrateAddressbooks {
 	 */
 	private function migrateBook($addressBookId, $newAddressBookId) {
 		$this->adapter->foreachCard($addressBookId, function($card) use ($newAddressBookId) {
-			$this->backend->createCard($newAddressBookId, $card['uri'], $card['carddata']);
+			try {
+				$this->backend->createCard($newAddressBookId, $card['uri'], $card['carddata']);
+			} catch (\Exception $ex) {
+				$eventId = $card['id'];
+				$addressBookId = $card['addressbookid'];
+				$msg = "One event could not be migrated. (id: $eventId, addressbookid: $addressBookId)";
+				$this->logger->logException($ex, ['app' => 'dav', 'message' => $msg]);
+				if (!is_null($this->consoleOutput)) {
+					$this->consoleOutput->writeln($msg);
+				}
+			}
 		});
 	}
 

apps/dav/tests/unit/migration/migrateaddressbooktest.php

@@ -22,6 +22,7 @@ namespace OCA\DAV\Tests\Unit\Migration;
 
 use OCA\DAV\CardDAV\CardDavBackend;
 use OCA\Dav\Migration\AddressBookAdapter;
+use OCP\ILogger;
 use Test\TestCase;
 
 class MigrateAddressbookTest extends TestCase {
@@ -35,8 +36,10 @@ class MigrateAddressbookTest extends TestCase {
 		$cardDav->method('createAddressBook')->willReturn(666);
 		$cardDav->expects($this->once())->method('createAddressBook')->with('principals/users/test01', 'test_contacts');
 		$cardDav->expects($this->once())->method('createCard')->with(666, '63f0dd6c-39d5-44be-9d34-34e7a7441fc2.vcf', 'BEGIN:VCARD');
+		/** @var ILogger $logger */
+		$logger = $this->getMockBuilder('\OCP\ILogger')->disableOriginalConstructor()->getMock();
 
-		$m = new \OCA\Dav\Migration\MigrateAddressbooks($adapter, $cardDav);
+		$m = new \OCA\Dav\Migration\MigrateAddressbooks($adapter, $cardDav, $logger, null);
 		$m->migrateForUser('test01');
 	}