1 files changed, 178 insertions, 0 deletions
diff --git a/apps/contactsinteraction/lib/AddressBook.php b/apps/contactsinteraction/lib/AddressBook.php
new file mode 100644
index 00000000000..6e015780378
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+++ b/apps/contactsinteraction/lib/AddressBook.php
@@ -0,0 +1,178 @@
+<?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;
+
+use Exception;
+use OCA\ContactsInteraction\AppInfo\Application;
+use OCA\ContactsInteraction\Db\RecentContact;
+use OCA\ContactsInteraction\Db\RecentContactMapper;
+use OCA\DAV\CardDAV\Integration\ExternalAddressBook;
+use OCA\DAV\DAV\Sharing\Plugin;
+use OCP\AppFramework\Db\DoesNotExistException;
+use OCP\IL10N;
+use Sabre\DAV\Exception\NotFound;
+use Sabre\DAV\Exception\NotImplemented;
+use Sabre\DAV\PropPatch;
+use Sabre\DAVACL\ACLTrait;
+use Sabre\DAVACL\IACL;
+
+class AddressBook extends ExternalAddressBook implements IACL {
+
+	public const URI = 'recent';
+
+	use ACLTrait;
+
+	/** @var RecentContactMapper */
+	private $mapper;
+
+	/** @var IL10N */
+	private $l10n;
+
+	/** @var string */
+	private $principalUri;
+
+	public function __construct(RecentContactMapper $mapper,
+								IL10N $l10n,
+								string $principalUri) {
+		parent::__construct(Application::APP_ID, self::URI);
+
+		$this->mapper = $mapper;
+		$this->l10n = $l10n;
+		$this->principalUri = $principalUri;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function delete(): void {
+		throw new Exception("This addressbook is immutable");
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	function createFile($name, $data = null) {
+		throw new Exception("This addressbook is immutable");
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws NotFound
+	 */
+	public function getChild($name) {
+		try {
+			return new Card(
+				$this->mapper->find(
+					$this->getUid(),
+					(int)$name
+				),
+				$this->principalUri,
+				$this->getACL()
+			);
+		} catch (DoesNotExistException $ex) {
+			throw new NotFound("Contact does not exist: " . $ex->getMessage(), 0, $ex);
+		}
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getChildren(): array {
+		return array_map(
+			function (RecentContact $contact) {
+				return new Card(
+					$contact,
+					$this->principalUri,
+					$this->getACL()
+				);
+			},
+			$this->mapper->findAll($this->getUid())
+		);
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function childExists($name) {
+		try {
+			$this->mapper->find(
+				$this->getUid(),
+				(int)$name
+			);
+			return true;
+		} catch (DoesNotExistException $e) {
+			return false;
+		}
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getLastModified() {
+		throw new NotImplemented();
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function propPatch(PropPatch $propPatch) {
+		throw new Exception("This addressbook is immutable");
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getProperties($properties) {
+		return [
+			'principaluri' => $this->principalUri,
+			'{DAV:}displayname' => $this->l10n->t('Recently contacted'),
+			'{' . Plugin::NS_OWNCLOUD . '}read-only' => true,
+		];
+	}
+
+	public function getOwner(): string {
+		return $this->principalUri;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getACL() {
+		return [
+			[
+				'privilege' => '{DAV:}read',
+				'principal' => $this->getOwner(),
+				'protected' => true,
+			],
+		];
+	}
+
+	private function getUid(): string {
+		list(, $uid) = \Sabre\Uri\split($this->principalUri);
+		return $uid;
+	}
+
+}