Completed
Push — develop ( 90766b...23de6e )
by Greg
15:33 queued 06:18
created

ImportThumbnailsAction::handle()   C

Complexity

Conditions 13
Paths 182

Size

Total Lines 79
Code Lines 47

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 13
eloc 47
c 1
b 0
f 0
nc 182
nop 1
dl 0
loc 79
rs 5.9333

How to fix   Long Method    Complexity   

Long Method

Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.

For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.

Commonly applied refactorings include:

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<?php
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/**
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 * webtrees: online genealogy
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 * Copyright (C) 2021 webtrees development team
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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 General Public License as published by
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 * the Free Software Foundation, either version 3 of the License, or
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 * (at your option) any later version.
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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 General Public License for more details.
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 * You should have received a copy of the GNU General Public License
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 * along with this program. If not, see <https://www.gnu.org/licenses/>.
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 */
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declare(strict_types=1);
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namespace Fisharebest\Webtrees\Http\RequestHandlers;
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use Fisharebest\Webtrees\Mime;
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use Fisharebest\Webtrees\Registry;
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use Fisharebest\Webtrees\Services\PendingChangesService;
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use Fisharebest\Webtrees\Services\TreeService;
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use League\Flysystem\FilesystemException;
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use League\Flysystem\UnableToDeleteFile;
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use League\Flysystem\UnableToMoveFile;
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use League\Flysystem\UnableToReadFile;
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use League\Flysystem\UnableToRetrieveMetadata;
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Psr\Http\Server\RequestHandlerInterface;
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use function dirname;
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use function explode;
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use function response;
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use function strlen;
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use function substr;
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/**
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 * Import custom thumbnails from webtrees 1.x.
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 */
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class ImportThumbnailsAction implements RequestHandlerInterface
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{
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    /** @var PendingChangesService */
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    private $pending_changes_service;
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    /** @var TreeService */
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    private $tree_service;
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    /**
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     * ImportThumbnailsController constructor.
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     *
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     * @param PendingChangesService $pending_changes_service
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     * @param TreeService           $tree_service
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     */
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    public function __construct(
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        PendingChangesService $pending_changes_service,
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        TreeService $tree_service
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    ) {
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        $this->pending_changes_service = $pending_changes_service;
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        $this->tree_service            = $tree_service;
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    }
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    /**
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     * Import custom thumbnails from webtrees 1.x.
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     *
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     * @param ServerRequestInterface $request
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     *
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     * @return ResponseInterface
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     */
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    public function handle(ServerRequestInterface $request): ResponseInterface
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    {
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        $data_filesystem = Registry::filesystem()->data();
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        $params = (array) $request->getParsedBody();
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        $thumbnail = $params['thumbnail'];
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        $action    = $params['action'];
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        $xrefs     = $params['xref'];
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        $geds      = $params['ged'];
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        try {
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            $file_exists = $data_filesystem->fileExists($thumbnail);
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        } catch (FilesystemException | UnableToRetrieveMetadata $ex) {
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            $file_exists = false;
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        }
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        if (!$file_exists) {
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            return response([]);
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        }
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        $media_objects = [];
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        foreach ($xrefs as $key => $xref) {
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            $tree            = $this->tree_service->all()->get($geds[$key]);
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            $media_objects[] = Registry::mediaFactory()->make($xref, $tree);
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        }
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        switch ($action) {
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            case 'delete':
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                try {
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                    $data_filesystem->delete($thumbnail);
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                } catch (FilesystemException | UnableToDeleteFile $ex) {
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                    // Cannot delete the file.  Leave it there.
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                }
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                break;
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            case 'add':
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                try {
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                    $mime_type = $data_filesystem->mimeType($thumbnail) ?: Mime::DEFAULT_TYPE;
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                } catch (FilesystemException | UnableToRetrieveMetadata $ex) {
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                    $mime_type = Mime::DEFAULT_TYPE;
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                }
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                try {
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                    $directory = dirname($thumbnail, 2);
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                    $sha1      = sha1($data_filesystem->read($thumbnail));
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                    $extension = explode('/', $mime_type)[1];
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                    $move_to   = $directory . '/' . $sha1 . '.' . $extension;
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                    $data_filesystem->move($thumbnail, $move_to);
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                    foreach ($media_objects as $media_object) {
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                        $prefix = $media_object->tree()->getPreference('MEDIA_DIRECTORY');
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                        $gedcom = '1 FILE ' . substr($move_to, strlen($prefix)) . "\n2 FORM " . $extension;
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                        if ($media_object->firstImageFile() === null) {
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                            // The media object doesn't have an image.  Add this as a secondary file.
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                            $media_object->createFact($gedcom, true);
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                        } else {
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                            // The media object already has an image.  Show this custom one in preference.
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                            $gedcom = '0 @' . $media_object->xref() . "@ OBJE\n" . $gedcom;
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                            foreach ($media_object->facts() as $fact) {
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                                $gedcom .= "\n" . $fact->gedcom();
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                            }
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                            $media_object->updateRecord($gedcom, true);
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                        }
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                        // Accept the changes, to keep the filesystem in sync with the GEDCOM data.
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                        $this->pending_changes_service->acceptRecord($media_object);
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                    }
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                } catch (FilesystemException | UnableToReadFile | UnableToMoveFile $ex) {
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                    // Cannot import the file?
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                }
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                break;
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        }
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        return response([]);
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    }
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}
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