From fd6daf8d195b985fcdec82c0c53e8ba230765f41 Mon Sep 17 00:00:00 2001
From: Arthur Schiwon <blizzz@arthur-schiwon.de>
Date: Wed, 30 Aug 2017 10:56:02 +0200
Subject: AutoCompletion backend

* introduce a Controller for requests
* introduce result sorting mechanism
* extend Comments to retrieve commentors (actors) in a tree
* add commenters sorter
* add share recipients sorter

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>
---
 lib/private/Collaboration/AutoComplete/Manager.php | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 lib/private/Collaboration/AutoComplete/Manager.php

(limited to 'lib/private/Collaboration')

diff --git a/lib/private/Collaboration/AutoComplete/Manager.php b/lib/private/Collaboration/AutoComplete/Manager.php
new file mode 100644
index 00000000000..f801ea23338
--- /dev/null
+++ b/lib/private/Collaboration/AutoComplete/Manager.php
@@ -0,0 +1,81 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Arthur Schiwon <blizzz@arthur-schiwon.de>
+ *
+ * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
+ *
+ * @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 OC\Collaboration\AutoComplete;
+
+use OCP\Collaboration\AutoComplete\IManager;
+use OCP\Collaboration\AutoComplete\ISorter;
+use OCP\IServerContainer;
+
+class Manager implements IManager {
+	/** @var string[] */
+	protected $sorters =[];
+
+	/** @var ISorter[]  */
+	protected $sorterInstances = [];
+	/** @var IServerContainer */
+	private $c;
+
+	public function __construct(IServerContainer $container) {
+		$this->c = $container;
+	}
+
+	public function runSorters(array $sorters, array &$sortArray, array $context) {
+		$sorterInstances = $this->getSorters();
+		while($sorter = array_shift($sorters)) {
+			if(isset($sorterInstances[$sorter])) {
+				$sorterInstances[$sorter]->sort($sortArray, $context);
+			} else {
+				$this->c->getLogger()->warning('No sorter for ID "{id}", skipping', [
+					'app' => 'core', 'id' => $sorter
+				]);
+			}
+		}
+	}
+
+	public function registerSorter($className) {
+		$sorters[] = $className;
+	}
+
+	protected function getSorters() {
+		if(count($this->sorterInstances) === 0) {
+			foreach ($this->sorters as $sorter) {
+				/** @var ISorter $instance */
+				$instance = $this->c->resolve($sorter);
+				if(!$instance instanceof ISorter) {
+					$this->c->getLogger()->notice('Skipping sorter which is not an instance of ISorter. Class name: {class}',
+						['app' => 'core', 'class' => $sorter]);
+					continue;
+				}
+				$sorterId = trim($instance->getId());
+				if(trim($sorterId) === '') {
+					$this->c->getLogger()->notice('Skipping sorter with empty ID. Class name: {class}',
+						['app' => 'core', 'class' => $sorter]);
+					continue;
+				}
+				$this->sorterInstances[$sorterId] = $instance;
+			}
+		}
+		return $this->sorterInstances;
+	}
+}
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