Register an address book with recent contacts

Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

1 files changed, 171 insertions, 0 deletions

diff --git a/apps/contactsinteraction/lib/Listeners/ContactInteractionListener.php b/apps/contactsinteraction/lib/Listeners/ContactInteractionListener.php
new file mode 100644
index 00000000000..8e801f2e76e
--- /dev/null
+++ b/apps/contactsinteraction/lib/Listeners/ContactInteractionListener.php
@@ -0,0 +1,171 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright 2020 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @author 2020 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace OCA\ContactsInteraction\Listeners;
+
+use OCA\ContactsInteraction\Db\CardSearchDao;
+use OCA\ContactsInteraction\Db\RecentContact;
+use OCA\ContactsInteraction\Db\RecentContactMapper;
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\Contacts\Events\ContactInteractedWithEvent;
+use OCP\EventDispatcher\Event;
+use OCP\EventDispatcher\IEventListener;
+use OCP\IL10N;
+use OCP\ILogger;
+use OCP\IUserManager;
+use Sabre\VObject\Component\VCard;
+use Sabre\VObject\Reader;
+use Sabre\VObject\UUIDUtil;
+use Throwable;
+
+class ContactInteractionListener implements IEventListener {
+
+	/** @var RecentContactMapper */
+	private $mapper;
+
+	/** @var CardSearchDao */
+	private $cardSearchDao;
+
+	/** @var IUserManager */
+	private $userManager;
+
+	/** @var ITimeFactory */
+	private $timeFactory;
+
+	/** @var IL10N */
+	private $l10n;
+
+	/** @var ILogger */
+	private $logger;
+
+	public function __construct(RecentContactMapper $mapper,
+								CardSearchDao $cardSearchDao,
+								IUserManager $userManager,
+								ITimeFactory $timeFactory,
+								IL10N $l10nFactory,
+								ILogger $logger) {
+		$this->mapper = $mapper;
+		$this->cardSearchDao = $cardSearchDao;
+		$this->userManager = $userManager;
+		$this->timeFactory = $timeFactory;
+		$this->l10n = $l10nFactory;
+		$this->logger = $logger;
+	}
+
+	public function handle(Event $event): void {
+		if (!($event instanceof ContactInteractedWithEvent)) {
+			return;
+		}
+
+		if ($event->getUid() === null && $event->getEmail() === null && $event->getFederatedCloudId() === null) {
+			$this->logger->warning("Contact interaction event has no user identifier set");
+			return;
+		}
+
+		$existing = $this->mapper->findMatch(
+			$event->getActor(),
+			$event->getUid(),
+			$event->getEmail(),
+			$event->getFederatedCloudId()
+		);
+		if (!empty($existing)) {
+			$now = $this->timeFactory->getTime();
+			foreach ($existing as $c) {
+				$c->setLastContact($now);
+				$this->mapper->update($c);
+			}
+
+			return;
+		}
+
+		$contact = new RecentContact();
+		$contact->setActorUid($event->getActor()->getUID());
+		if ($event->getUid() !== null) {
+			$contact->setUid($event->getUid());
+		}
+		if ($event->getEmail() !== null) {
+			$contact->setEmail($event->getEmail());
+		}
+		if ($event->getFederatedCloudId() !== null) {
+			$contact->setFederatedCloudId($event->getFederatedCloudId());
+		}
+		$contact->setLastContact($this->timeFactory->getTime());
+
+		$copy = $this->cardSearchDao->findExisting(
+			$event->getActor(),
+			$event->getUid(),
+			$event->getEmail(),
+			$event->getFederatedCloudId()
+		);
+		if ($copy !== null) {
+			try {
+				$parsed = Reader::read($copy, Reader::OPTION_FORGIVING);
+				$parsed->CATEGORIES = $this->l10n->t('Recently contacted');
+				$contact->setCard($parsed->serialize());
+			} catch (Throwable $e) {
+				$this->logger->logException($e, [
+					'message' => 'Could not parse card to add recent category: ' . $e->getMessage(),
+					'level' => ILogger::WARN,
+				]);
+				$contact->setCard($copy);
+			}
+		} else {
+			$contact->setCard($this->generateCard($contact));
+		}
+		$this->mapper->insert($contact);
+	}
+
+	private function getDisplayName(?string $uid): ?string {
+		if ($uid === null) {
+			return null;
+		}
+		if (($user = $this->userManager->get($uid)) === null) {
+			return null;
+		}
+
+		return $user->getDisplayName();
+	}
+
+	private function generateCard(RecentContact $contact): string {
+		$props = [
+			'URI' => UUIDUtil::getUUID(),
+			'FN' => $this->getDisplayName($contact->getUid()) ?? $contact->getEmail() ?? $contact->getFederatedCloudId(),
+			'CATEGORIES' => $this->l10n->t('Recently contacted'),
+		];
+
+		if ($contact->getUid() !== null) {
+			$props['X-NEXTCLOUD-UID'] = $contact->getUid();
+		}
+		if ($contact->getEmail() !== null) {
+			$props['EMAIL'] = $contact->getEmail();
+		}
+		if ($contact->getFederatedCloudId() !== null) {
+			$props['CLOUD'] = $contact->getFederatedCloudId();
+		}
+
+		return (new VCard($props))->serialize();
+	}
+
+}