101 lines
3.2 KiB
PHP
101 lines
3.2 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2022 Varun Patil <radialapps@gmail.com>
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* @author Varun Patil <radialapps@gmail.com>
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* @license AGPL-3.0-or-later
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace OCA\Memories\Controller;
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use OCP\AppFramework\Http;
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use OCP\AppFramework\Http\JSONResponse;
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class MapController extends ApiBase
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{
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/**
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* @NoAdminRequired
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*
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* @NoCSRFRequired
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*/
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public function clusters(): JSONResponse
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{
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// Get the folder to show
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$root = null;
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try {
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$root = $this->getRequestRoot();
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} catch (\Exception $e) {
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return new JSONResponse(['message' => $e->getMessage()], Http::STATUS_NOT_FOUND);
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}
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// Make sure we have bounds and zoom level
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// Zoom level is used to determine the grid length
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$bounds = $this->request->getParam('bounds');
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$zoomLevel = $this->request->getParam('zoom');
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if (!$bounds || !$zoomLevel || !is_numeric($zoomLevel)) {
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return new JSONResponse(['message' => 'Invalid parameters'], Http::STATUS_PRECONDITION_FAILED);
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}
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// A tweakable parameter to determine the number of boxes in the map
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$clusterDensity = 1;
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$gridLen = 180.0 / (2 ** $zoomLevel * $clusterDensity);
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try {
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$clusters = $this->timelineQuery->getMapClusters($gridLen, $bounds, $root);
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return new JSONResponse($clusters);
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} catch (\Exception $e) {
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return new JSONResponse(['message' => $e->getMessage()], Http::STATUS_INTERNAL_SERVER_ERROR);
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}
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}
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/**
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* @NoAdminRequired
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*
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* @NoCSRFRequired
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*
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* Get preview for a cluster
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*/
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public function clusterPreview(int $id)
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{
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$user = $this->userSession->getUser();
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if (null === $user) {
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return new JSONResponse([], Http::STATUS_PRECONDITION_FAILED);
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}
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// If this isn't the timeline folder then things aren't going to work
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$root = $this->getRequestRoot();
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if ($root->isEmpty()) {
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return new JSONResponse([], Http::STATUS_NOT_FOUND);
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}
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// Run actual query
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$list = $this->timelineQuery->getMapClusterPreviews($id, $root);
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if (null === $list || 0 === \count($list)) {
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return new JSONResponse([], Http::STATUS_NOT_FOUND);
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}
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shuffle($list);
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// Get preview from image list
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return $this->getPreviewFromImageList(array_map(static function (&$item) {
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return (int) $item['fileid'];
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}, $list), 256);
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}
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}
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