static AP + interfaces

Signed-off-by: Maxence Lange <maxence@artificial-owl.com>

26 files changed, 1395 insertions, 1587 deletions

diff --git a/lib/AP.php b/lib/AP.php
new file mode 100644
index 00000000..705dafe2
--- /dev/null
+++ b/lib/AP.php
@@ -0,0 +1,363 @@
+<?php
+declare(strict_types=1);
+
+
+/**
+ * Nextcloud - Social Support
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Maxence Lange <maxence@artificial-owl.com>
+ * @copyright 2018, Maxence Lange <maxence@artificial-owl.com>
+ * @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\Social;
+
+
+use daita\MySmallPhpTools\Traits\TArrayTools;
+use OCA\Social\Exceptions\RedundancyLimitException;
+use OCA\Social\Exceptions\SocialAppConfigException;
+use OCA\Social\Exceptions\UnknownItemException;
+use OCA\Social\Interfaces\Activity\AcceptInterface;
+use OCA\Social\Interfaces\Activity\AddInterface;
+use OCA\Social\Interfaces\Activity\BlockInterface;
+use OCA\Social\Interfaces\Activity\CreateInterface;
+use OCA\Social\Interfaces\Activity\DeleteInterface;
+use OCA\Social\Interfaces\Activity\FollowInterface;
+use OCA\Social\Interfaces\Activity\LikeInterface;
+use OCA\Social\Interfaces\Activity\RejectInterface;
+use OCA\Social\Interfaces\Activity\RemoveInterface;
+use OCA\Social\Interfaces\Activity\UndoInterface;
+use OCA\Social\Interfaces\Activity\UpdateInterface;
+use OCA\Social\Interfaces\Actor\PersonInterface;
+use OCA\Social\Interfaces\IActivityPubInterface;
+use OCA\Social\Interfaces\Object\NoteInterface;
+use OCA\Social\Model\ActivityPub\ACore;
+use OCA\Social\Model\ActivityPub\Activity\Accept;
+use OCA\Social\Model\ActivityPub\Activity\Add;
+use OCA\Social\Model\ActivityPub\Activity\Block;
+use OCA\Social\Model\ActivityPub\Activity\Create;
+use OCA\Social\Model\ActivityPub\Activity\Delete;
+use OCA\Social\Model\ActivityPub\Activity\Follow;
+use OCA\Social\Model\ActivityPub\Activity\Like;
+use OCA\Social\Model\ActivityPub\Activity\Reject;
+use OCA\Social\Model\ActivityPub\Activity\Remove;
+use OCA\Social\Model\ActivityPub\Activity\Undo;
+use OCA\Social\Model\ActivityPub\Activity\Update;
+use OCA\Social\Model\ActivityPub\Actor\Person;
+use OCA\Social\Model\ActivityPub\Object\Document;
+use OCA\Social\Model\ActivityPub\Object\Image;
+use OCA\Social\Model\ActivityPub\Object\Note;
+use OCA\Social\Model\ActivityPub\Object\Tombstone;
+use OCA\Social\Service\ConfigService;
+use OCP\AppFramework\QueryException;
+
+
+/**
+ * Class AP
+ *
+ * @package OCA\Social
+ */
+class AP {
+
+
+	use TArrayTools;
+
+
+	const REDUNDANCY_LIMIT = 10;
+
+
+	/** @var AcceptInterface */
+	public $acceptInterface;
+
+	/** @var AddInterface */
+	public $addInterface;
+
+	/** @var BlockInterface */
+	public $blockInterface;
+
+	/** @var CreateInterface */
+	public $createInterface;
+
+	/** @var DeleteInterface */
+	public $deleteInterface;
+
+	/** @var FollowInterface */
+	public $followInterface;
+
+	/** @var LikeInterface */
+	public $likeInterface;
+
+	/** @var PersonInterface */
+	public $personInterface;
+
+	/** @var NoteInterface */
+	public $noteInterface;
+
+	/** @var RejectInterface */
+	public $rejectInterface;
+
+	/** @var RemoveInterface */
+	public $removeInterface;
+
+	/** @var UndoInterface */
+	public $undoInterface;
+
+	/** @var UpdateInterface */
+	public $updateInterface;
+
+	/** @var ConfigService */
+	public $configService;
+
+
+	/** @var AP */
+	public static $activityPub = null;
+
+
+	/**
+	 * AP constructor.
+	 */
+	public function __construct() {
+	}
+
+
+	/**
+	 *
+	 */
+	public static function init() {
+		$ap = new AP();
+		try {
+			$ap->acceptInterface = \OC::$server->query(AcceptInterface::class);
+			$ap->addInterface = \OC::$server->query(AddInterface::class);
+			$ap->blockInterface = \OC::$server->query(BlockInterface::class);
+			$ap->createInterface = \OC::$server->query(CreateInterface::class);
+			$ap->deleteInterface = \OC::$server->query(DeleteInterface::class);
+			$ap->followInterface = \OC::$server->query(FollowInterface::class);
+			$ap->likeInterface = \OC::$server->query(LikeInterface::class);
+			$ap->rejectInterface = \OC::$server->query(RejectInterface::class);
+			$ap->removeInterface = \OC::$server->query(RemoveInterface::class);
+			$ap->personInterface = \OC::$server->query(PersonInterface::class);
+			$ap->noteInterface = \OC::$server->query(NoteInterface::class);
+			$ap->undoInterface = \OC::$server->query(UndoInterface::class);
+			$ap->updateInterface = \OC::$server->query(UpdateInterface::class);
+
+			$ap->configService = \OC::$server->query(ConfigService::class);
+
+			AP::$activityPub = $ap;
+		} catch (QueryException $e) {
+		}
+	}
+
+
+	/**
+	 * @param array $data
+	 * @param ACore $parent
+	 * @param int $level
+	 *
+	 * @return ACore
+	 * @throws RedundancyLimitException
+	 * @throws SocialAppConfigException
+	 * @throws UnknownItemException
+	 */
+	public function getItemFromData(array $data, $parent = null, int $level = 0): ACore {
+		if (++$level > self::REDUNDANCY_LIMIT) {
+			throw new RedundancyLimitException($level);
+		}
+
+		$item = $this->getSimpleItemFromData($data);
+		if ($parent !== null) {
+			$item->setParent($parent);
+		}
+
+		try {
+			$object = $this->getItemFromData($this->getArray('object', $data, []), $item, $level);
+			$item->setObject($object);
+		} catch (UnknownItemException $e) {
+		}
+
+		try {
+			/** @var Document $icon */
+			$icon = $this->getItemFromData($this->getArray('icon', $data, []), $item, $level);
+			$item->setIcon($icon);
+		} catch (UnknownItemException $e) {
+		}
+
+		return $item;
+	}
+
+
+	/**
+	 * @param array $data
+	 *
+	 * @return ACore
+	 * @throws SocialAppConfigException
+	 * @throws UnknownItemException
+	 */
+	public function getSimpleItemFromData(array $data): Acore {
+		$item = $this->getItemFromType($this->get('type', $data, ''));
+		$item->setUrlCloud($this->configService->getCloudAddress());
+		$item->import($data);
+		$item->setSource(json_encode($data, JSON_UNESCAPED_SLASHES));
+
+		return $item;
+	}
+
+	/**
+	 * @param string $type
+	 *
+	 * @return ACore
+	 * @throws UnknownItemException
+	 */
+	public function getItemFromType(string $type) {
+		switch ($type) {
+			case Accept::TYPE:
+				return new Accept();
+
+			case Add::TYPE:
+				return new Add();
+
+			case Block::TYPE:
+				return new Block();
+
+			case Create::TYPE:
+				return new Create();
+
+			case Delete::TYPE:
+				return new Delete();
+
+			case Follow::TYPE:
+				return new Follow();
+
+			case Image::TYPE:
+				return new Image();
+
+			case Like::TYPE:
+				return new Like();
+
+			case Note::TYPE:
+				return new Note();
+
+			case Person::TYPE:
+				return new Note();
+
+			case Reject::TYPE:
+				return new Reject();
+
+			case Remove::TYPE:
+				return new Remove();
+
+			case Tombstone::TYPE:
+				return new Tombstone();
+
+			case Undo::TYPE:
+				return new Undo();
+
+			case Update::TYPE:
+				return new Update();
+
+			default:
+				throw new UnknownItemException();
+		}
+	}
+
+
+	/**
+	 * @param ACore $activity
+	 *
+	 * @return IActivityPubInterface
+	 * @throws UnknownItemException
+	 */
+	public function getInterfaceForItem(Acore $activity): IActivityPubInterface {
+		return $this->getInterfaceFromType($activity->getType());
+	}
+
+
+	/**
+	 * @param string $type
+	 *
+	 * @return IActivityPubInterface
+	 * @throws UnknownItemException
+	 */
+	public function getInterfaceFromType(string $type): IActivityPubInterface {
+		switch ($type) {
+			case Accept::TYPE:
+				$service = $this->acceptInterface;
+				break;
+
+			case Add::TYPE:
+				$service = $this->addInterface;
+				break;
+
+			case Block::TYPE:
+				$service = $this->blockInterface;
+				break;
+
+			case Create::TYPE:
+				$service = $this->createInterface;
+				break;
+
+			case Delete::TYPE:
+				$service = $this->deleteInterface;
+				break;
+
+			case Follow::TYPE:
+				$service = $this->followInterface;
+				break;
+
+			case Like::TYPE:
+				$service = $this->likeInterface;
+				break;
+
+			case Note::TYPE:
+				$service = $this->noteInterface;
+				break;
+
+			case Person::TYPE:
+				$service = $this->personInterface;
+				break;
+
+			case Reject::TYPE:
+				$service = $this->rejectInterface;
+				break;
+
+			case Remove::TYPE:
+				$service = $this->removeInterface;
+				break;
+
+			case Undo::TYPE:
+				$service = $this->undoInterface;
+				break;
+
+			case Update::TYPE:
+				$service = $this->updateInterface;
+				break;
+
+			default:
+				throw new UnknownItemException();
+		}
+
+		return $service;
+	}
+
+}
+
+
+AP::init();
+
diff --git a/lib/Exceptions/ItemNotFoundException.php b/lib/Exceptions/ItemNotFoundException.php
new file mode 100644
index 00000000..60b90bf1
--- /dev/null
+++ b/lib/Exceptions/ItemNotFoundException.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace OCA\Social\Exceptions;
+
+class ItemNotFoundException extends \Exception {
+
+}
+
diff --git a/lib/Exceptions/RedundancyLimitException.php b/lib/Exceptions/RedundancyLimitException.php
new file mode 100644
index 00000000..7a28a908
--- /dev/null
+++ b/lib/Exceptions/RedundancyLimitException.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace OCA\Social\Exceptions;
+
+class RedundancyLimitException extends \Exception {
+
+}
+
diff --git a/lib/Service/ActivityPub/Activity/AcceptService.php b/lib/Interfaces/Activity/AcceptInterface.php
index bbdfb2aa..d2addb8e 100644
--- a/lib/Service/ActivityPub/Activity/AcceptService.php
+++ b/lib/Interfaces/Activity/AcceptInterface.php
@@ -28,17 +28,18 @@ declare(strict_types=1);
  */
 
 
-namespace OCA\Social\Service\ActivityPub\Activity;
+namespace OCA\Social\Interfaces\Activity;
 
 
+use OCA\Social\AP;
+use OCA\Social\Exceptions\ItemNotFoundException;
 use OCA\Social\Exceptions\UnknownItemException;
+use OCA\Social\Interfaces\IActivityPubInterface;
 use OCA\Social\Model\ActivityPub\ACore;
-use OCA\Social\Service\ActivityPub\ICoreService;
-use OCA\Social\Service\ImportService;
 use OCA\Social\Service\MiscService;
 
 
-class AcceptService implements ICoreService {
+class AcceptInterface implements IActivityPubInterface {
 
 
 	/** @var MiscService */
@@ -57,16 +58,15 @@ class AcceptService implements ICoreService {
 
 	/**
 	 * @param ACore $item
-	 * @param ImportService $importService
 	 */
-	public function processIncomingRequest(ACore $item, ImportService $importService) {
+	public function processIncomingRequest(ACore $item) {
 		if (!$item->gotObject()) {
 			return;
 		}
 		$object = $item->getObject();
 
 		try {
-			$service = $importService->getServiceForItem($item->getObject());
+			$service = AP::$activityPub->getInterfaceForItem($item->getObject());
 			$service->activity($item, $object);
 		} catch (UnknownItemException $e) {
 		}
@@ -75,12 +75,21 @@ class AcceptService implements ICoreService {
 
 	/**
 	 * @param ACore $item
-	 * @param ImportService $importService
 	 */
-	public function processResult(ACore $item, ImportService $importService) {
+	public function processResult(ACore $item) {
 	}
 
 
+	/**
+	 * @param string $id
+	 *
+	 * @return ACore
+	 * @throws ItemNotFoundException
+	 */
+	public function getItemById(string $id): ACore {
+		throw new ItemNotFoundException();
+	}
+
 
 	/**
 	 * @param ACore $item
@@ -101,5 +110,6 @@ class AcceptService implements ICoreService {
 	 */
 	public function activity(ACore $activity, ACore $item) {
 	}
+
 }
 
diff --git a/lib/Service/ActivityPub/Activity/AddService.php b/lib/Interfaces/Activity/AddInterface.php
index 166e2b80..efd0adce 100644
--- a/lib/Service/ActivityPub/Activity/AddService.php
+++ b/lib/Interfaces/Activity/AddInterface.php
@@ -28,17 +28,18 @@ declare(strict_types=1);
  */
 
 
-namespace OCA\Social\Service\ActivityPub\Activity;
+namespace OCA\Social\Interfaces\Activity;
 
 
+use OCA\Social\AP;
+use OCA\Social\Exceptions\ItemNotFoundException;
 use OCA\Social\Exceptions\UnknownItemException;
+use OCA\Social\Interfaces\IActivityPubInterface;
 use OCA\Social\Model\ActivityPub\ACore;
-use OCA\Social\Service\ActivityPub\ICoreService;
-use OCA\Social\Service\ImportService;
 use OCA\Social\Service\MiscService;
 
 
-class AddService implements ICoreService {
+class AddInterface implements IActivityPubInterface {
 
 
 	/** @var MiscService */
@@ -57,16 +58,15 @@ class AddService implements ICoreService {
 
 	/**
 	 * @param ACore $item
-	 * @param ImportService $importService
 	 */
-	public function processIncomingRequest(ACore $item, ImportService $importService) {
+	public function processIncomingRequest(ACore $item) {
 		if (!$item->gotObject()) {
 			return;
 		}
 		$object = $item->getObject();
 
 		try {
-			$service = $importService->getServiceForItem($item->getObject());
+			$service = AP::$activityPub->getInterfaceForItem($item->getObject());
 			$service->activity($item, $object);
 		} catch (UnknownItemException $e) {
 		}
@@ -75,12 +75,20 @@ class AddService implements ICoreService {
 
 	/**
 	 * @param ACore $item
-	 * @param ImportService $importService
 	 */
-	public function processResult(ACore $item, ImportService $importService) {
+	public function processResult(ACore $item) {
 	}
 
 
+	/**
+	 * @param string $id
+	 *
+	 * @return ACore
+	 * @throws ItemNotFoundException
+	 */
+	public function getItemById(string $id): ACore {
+		throw new ItemNotFoundException();
+	}
 
 
 	/**
diff --git a/lib/Service/ActivityPub/Activity/BlockService.php b/lib/Interfaces/Activity/BlockInterface.php
index 35c58e3f..cec96640 100644
--- a/lib/Service/ActivityPub/Activity/BlockService.php
+++ b/lib/Interfaces/Activity/BlockInterface.php
@@ -28,17 +28,18 @@ declare(strict_types=1);
  */
 
 
-namespace OCA\Social\Service\ActivityPub\Activity;
+namespace OCA\Social\Interfaces\Activity;
 
 
+use OCA\Social\AP;
+use OCA\Social\Exceptions\ItemNotFoundException;
 use OCA\Social\Exceptions\UnknownItemException;
+use OCA\Social\Interfaces\IActivityPubInterface;
 use OCA\Social\Model\ActivityPub\ACore;
-use OCA\Social\Service\ActivityPub\ICoreService;
-use OCA\Social\Service\ImportService;
 use OCA\Social\Service\MiscService;
 
 
-class BlockService implements ICoreService {
+class BlockInterface implements IActivityPubInterface {
 
 
 	/** @var MiscService */
@@ -57,16 +58,15 @@ class BlockService implements ICoreService {
 
 	/**
 	 * @param ACore $item
-	 * @param ImportService $importService
 	 */
-	public function processIncomingRequest(ACore $item, ImportService $importService) {
+	public function processIncomingRequest(ACore $item) {
 		if (!$item->gotObject()) {
 			return;
 		}
 		$object = $item->getObject();
 
 		try {
-			$service = $importService->getServiceForItem($item->getObject());
+			$service = AP::$activityPub->getInterfaceForItem($item->getObject());
 			$service->activity($item, $object);
 		} catch (UnknownItemException $e) {
 		}
@@ -75,12 +75,20 @@ class BlockService implements ICoreService {
 
 	/**
 	 * @param ACore $item
-	 * @param ImportService $importService
 	 */
-	public function processResult(ACore $item, ImportService $importService) {
+	public function processResult(ACore $item) {
 	}
 
 
+	/**
+	 * @param string $id
+	 *
+	 * @return ACore
+	 * @throws ItemNotFoundException
+	 */
+	public function getItemById(string $id): ACore {
+		throw new ItemNotFoundException();
+	}
 
 
 	/**
diff --git a/lib/Interfaces/Activity/CreateInterface.php b/lib/Interfaces/Activity/CreateInterface.php
new file mode 100644
index 00000000..966fa931
--- /dev/null
+++ b/lib/Interfaces/Activity/CreateInterface.php
@@ -0,0 +1,114 @@
+<?php
+declare(strict_types=1);
+
+
+/**
+ * Nextcloud - Social Support
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Maxence Lange <maxence@artificial-owl.com>
+ * @copyright 2018, Maxence Lange <maxence@artificial-owl.com>
+ * @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\Social\Interfaces\Activity;
+
+
+use OCA\Social\AP;
+use OCA\Social\Exceptions\ItemNotFoundException;
+use OCA\Social\Exceptions\UnknownItemException;
+use OCA\Social\Interfaces\IActivityPubInterface;
+use OCA\Social\Model\ActivityPub\ACore;
+use OCA\Social\Service\MiscService;
+
+
+class CreateInterface implements IActivityPubInterface {
+
+
+	/** @var MiscService */
+	private $miscService;
+
+
+	/**
+	 * CreateInterface constructor.
+	 *
+	 * @param MiscService $miscService
+	 */
+	public function __construct(MiscService $miscService) {
+		$this->miscService = $miscService;
+	}
+
+
+	/**
+	 * @param ACore $item
+	 */
+	public function processIncomingRequest(ACore $item) {
+		if (!$item->gotObject()) {
+			return;
+		}
+		$object = $item->getObject();
+
+		try {
+			$service = AP::$activityPub->getInterfaceForItem($item->getObject());
+			$service->activity($item, $object);
+		} catch (UnknownItemException $e) {
+		}
+	}
+
+
+	/**
+	 * @param ACore $item
+	 */
+	public function processResult(ACore $item) {
+	}
+
+
+	/**
+	 * @param string $id
+	 *
+	 * @return ACore
+	 * @throws ItemNotFoundException
+	 */
+	public function getItemById(string $id): ACore {
+		throw new ItemNotFoundException();
+	}
+
+
+	/**
+	 * @param ACore $item
+	 */
+	public function save(ACore $item) {
+	}
+
+
+	/**
+	 * @param ACore $item
+	 */
+	public function delete(ACore $item) {
+	}
+
+	/**
+	 * @param ACore $activity
+	 * @param ACore $item
+	 */
+	public function activity(ACore $activity, ACore $item) {
+	}
+}
+
diff --git a/lib/Interfaces/Activity/DeleteInterface.php b/lib/Interfaces/Activity/DeleteInterface.php
new file mode 100644
index 00000000..abe5a815
--- /dev/null
+++ b/lib/Interfaces/Activity/DeleteInterface.php
@@ -0,0 +1,148 @@
+<?php
+declare(strict_types=1);
+
+
+/**
+ * Nextcloud - Social Support
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Maxence Lange <maxence@artificial-owl.com>
+ * @copyright 2018, Maxence Lange <maxence@artificial-owl.com>
+ * @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\Social\Interfaces\Activity;
+
+
+use OCA\Social\AP;
+use OCA\Social\Exceptions\ItemNotFoundException;
+use OCA\Social\Exceptions\UnknownItemException;
+use OCA\Social\Interfaces\IActivityPubInterface;
+use OCA\Social\Model\ActivityPub\ACore;
+use OCA\Social\Service\MiscService;
+
+class DeleteInterface implements IActivityPubInterface {
+
+
+	/** @var MiscService */
+	private $miscService;
+
+
+	/**
+	 * UndoService constructor.
+	 *
+	 * @param MiscService $miscService
+	 */
+	public function __construct(MiscService $miscService) {
+		$this->miscService = $miscService;
+	}
+
+
+	/**
+	 * @param ACore $item
+	 *
+	 */
+	public function processIncomingRequest(ACore $item) {
+		if (!$item->gotObject()) {
+			return;
+		}
+		$object = $item->getObject();
+
+		try {
+			$service = AP::$activityPub->getInterfaceForItem($object);
+			$service->delete($object);
+		} catch (UnknownItemException $e) {
+		}
+	}
+
+//
+//	/**
+//	 * @param ACore $delete
+//	 *
+//	 * @throws InvalidOriginException
+//	 */
+//	public function processIncomingRequest(ACore $delete) {
+//
+//		if ($delete->gotObject()) {
+//			$id = $delete->getObject()
+//						 ->getId();
+//		} else {
+//			$id = $delete->getObjectId();
+//		}
+//
+//		$delete->checkOrigin($id);
+//
+//
+//		/** @var Delete $delete */
+//		try {