Drop the webtrees 1.x custom-thumbnail importer

1 files changed, 0 insertions, 259 deletions

diff --git a/app/Http/RequestHandlers/ImportThumbnailsData.php b/app/Http/RequestHandlers/ImportThumbnailsData.php
deleted file mode 100644
index f0925cfaf3..0000000000
--- a/app/Http/RequestHandlers/ImportThumbnailsData.php
+++ /dev/null
@@ -1,259 +0,0 @@
-<?php
-
-/**
- * webtrees: online genealogy
- * Copyright (C) 2023 webtrees development team
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU 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 General Public License for more details.
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
-declare(strict_types=1);
-
-namespace Fisharebest\Webtrees\Http\RequestHandlers;
-
-use Fisharebest\Webtrees\I18N;
-use Fisharebest\Webtrees\Media;
-use Fisharebest\Webtrees\Mime;
-use Fisharebest\Webtrees\Registry;
-use Fisharebest\Webtrees\Services\SearchService;
-use Fisharebest\Webtrees\Validator;
-use Illuminate\Support\Collection;
-use Intervention\Image\ImageManager;
-use League\Flysystem\FilesystemException;
-use League\Flysystem\FilesystemOperator;
-use League\Flysystem\FilesystemReader;
-use League\Flysystem\StorageAttributes;
-use League\Flysystem\UnableToRetrieveMetadata;
-use Psr\Http\Message\ResponseInterface;
-use Psr\Http\Message\ServerRequestInterface;
-use Psr\Http\Server\RequestHandlerInterface;
-
-use function abs;
-use function array_map;
-use function e;
-use function explode;
-use function glob;
-use function implode;
-use function intdiv;
-use function is_file;
-use function max;
-use function response;
-use function route;
-use function str_contains;
-use function str_replace;
-use function stripos;
-use function substr;
-use function substr_compare;
-use function view;
-
-use const GLOB_NOSORT;
-
-/**
- * Import custom thumbnails from webtrees 1.x.
- */
-class ImportThumbnailsData implements RequestHandlerInterface
-{
-    private const FINGERPRINT_PIXELS = 10;
-
-    private SearchService $search_service;
-
-    /**
-     * @param SearchService $search_service
-     */
-    public function __construct(SearchService $search_service)
-    {
-        $this->search_service = $search_service;
-    }
-
-    /**
-     * Import custom thumbnails from webtrees 1.x.
-     *
-     * @param ServerRequestInterface $request
-     *
-     * @return ResponseInterface
-     */
-    public function handle(ServerRequestInterface $request): ResponseInterface
-    {
-        $data_filesystem = Registry::filesystem()->data();
-
-        $start  = Validator::queryParams($request)->integer('start');
-        $length = Validator::queryParams($request)->integer('length');
-        $draw   = Validator::queryParams($request)->integer('draw');
-        $search = Validator::queryParams($request)->array('search')['value'];
-
-        // Fetch all thumbnails
-        try {
-            $thumbnails = Collection::make($data_filesystem->listContents('', FilesystemReader::LIST_DEEP))
-                ->filter(static fn (StorageAttributes $attributes): bool => $attributes->isFile() && str_contains($attributes->path(), '/thumbs/'))
-                ->map(static fn (StorageAttributes $attributes): string => $attributes->path());
-        } catch (FilesystemException) {
-            $thumbnails = new Collection();
-        }
-
-        $recordsTotal = $thumbnails->count();
-
-        if ($search !== '') {
-            $thumbnails = $thumbnails->filter(static fn (string $thumbnail): bool => stripos($thumbnail, $search) !== false);
-        }
-
-        $recordsFiltered = $thumbnails->count();
-
-        $data = $thumbnails
-            ->slice($start, $length)
-            ->map(function (string $thumbnail) use ($data_filesystem): array {
-                // Turn each filename into a row for the table
-                $original = $this->findOriginalFileFromThumbnail($thumbnail);
-
-                $original_url  = route(AdminMediaFileThumbnail::class, ['path' => $original]);
-                $thumbnail_url = route(AdminMediaFileThumbnail::class, ['path' => $thumbnail]);
-
-                $difference = $this->imageDiff($data_filesystem, $thumbnail, $original);
-
-                $media = $this->search_service->findMediaObjectsForMediaFile($original);
-
-                $media_links = array_map(static fn (Media $media): string => '<a href="' . e($media->url()) . '">' . $media->fullName() . '</a>', $media);
-
-                $media_links = implode('<br>', $media_links);
-
-                $action = view('admin/webtrees1-thumbnails-form', [
-                    'difference' => $difference,
-                    'media'      => $media,
-                    'thumbnail'  => $thumbnail,
-                ]);
-
-                return [
-                    '<img src="' . e($thumbnail_url) . '" title="' . e($thumbnail) . '">',
-                    '<img src="' . e($original_url) . '" title="' . e($original) . '">',
-                    $media_links,
-                    I18N::percentage($difference / 100.0),
-                    $action,
-                ];
-            });
-
-        return response([
-            'draw'            => $draw,
-            'recordsTotal'    => $recordsTotal,
-            'recordsFiltered' => $recordsFiltered,
-            'data'            => $data->values()->all(),
-        ]);
-    }
-
-    /**
-     * Find the original image that corresponds to a (webtrees 1.x) thumbnail file.
-     *
-     * @param string $thumbnail
-     *
-     * @return string
-     */
-    private function findOriginalFileFromThumbnail(string $thumbnail): string
-    {
-        // First option - a file with the same name
-        $original = str_replace('/thumbs/', '/', $thumbnail);
-
-        // Second option - a .PNG thumbnail for some other image type
-        if (substr_compare($original, '.png', -4, 4) === 0) {
-            $pattern = substr($original, 0, -3) . '*';
-            $matches = glob($pattern, GLOB_NOSORT);
-            if ($matches !== [] && is_file($matches[0])) {
-                $original = $matches[0];
-            }
-        }
-
-        return $original;
-    }
-
-    /**
-     * Compare two images, and return a quantified difference.
-     * 0 (different) ... 100 (same)
-     *
-     * @param FilesystemOperator $data_filesystem
-     * @param string             $thumbnail
-     * @param string             $original
-     *
-     * @return int
-     */
-    private function imageDiff(FilesystemOperator $data_filesystem, string $thumbnail, string $original): int
-    {
-        // The original filename was generated from the thumbnail filename.
-        // It may not actually exist.
-        try {
-            $file_exists = $data_filesystem->fileExists($original);
-        } catch (FilesystemException | UnableToRetrieveMetadata) {
-            $file_exists = false;
-        }
-
-        if (!$file_exists) {
-            return 100;
-        }
-
-        try {
-            $thumbnail_type = $data_filesystem->mimeType($thumbnail) ?: Mime::DEFAULT_TYPE;
-        } catch (FilesystemException | UnableToRetrieveMetadata) {
-            $thumbnail_type = Mime::DEFAULT_TYPE;
-        }
-
-        try {
-            $original_type = $data_filesystem->mimeType($original) ?: Mime::DEFAULT_TYPE;
-        } catch (FilesystemException | UnableToRetrieveMetadata) {
-            $original_type = Mime::DEFAULT_TYPE;
-        }
-
-        if (explode('/', $thumbnail_type)[0] !== 'image' || explode('/', $original_type)[0] !== 'image') {
-            // If either file is not an image then similarity is unimportant .
-            // Response with an exact mismatch, so the GUI will recommend importing it.
-            return 0;
-        }
-
-        $pixels1 = $this->scaledImagePixels($data_filesystem, $thumbnail);
-        $pixels2 = $this->scaledImagePixels($data_filesystem, $original);
-
-        $max_difference = 0;
-
-        foreach ($pixels1 as $x => $row) {
-            foreach ($row as $y => $pixel) {
-                $max_difference = max($max_difference, abs($pixel - $pixels2[$x][$y]));
-            }
-        }
-
-        // The maximum difference is 255 (black versus white).
-        return 100 - intdiv($max_difference * 100, 255);
-    }
-
-    /**
-     * Scale an image to 10x10 and read the individual pixels.
-     * This is a slow operation, add we will do it many times on
-     * the "import webtrees 1 thumbnails" page so cache the results.
-     *
-     * @param FilesystemOperator $filesystem
-     * @param string             $path
-     *
-     * @return array<array<int>>
-     */
-    private function scaledImagePixels(FilesystemOperator $filesystem, string $path): array
-    {
-        return Registry::cache()->file()->remember('pixels-' . $path, static function () use ($filesystem, $path): array {
-            $blob    = $filesystem->read($path);
-            $manager = new ImageManager();
-            $image   = $manager->make($blob)->resize(self::FINGERPRINT_PIXELS, self::FINGERPRINT_PIXELS);
-
-            $pixels = [];
-            for ($x = 0; $x < self::FINGERPRINT_PIXELS; ++$x) {
-                $pixels[$x] = [];
-                for ($y = 0; $y < self::FINGERPRINT_PIXELS; ++$y) {
-                    $pixel          = $image->pickColor($x, $y);
-                    $pixels[$x][$y] = (int) (($pixel[0] + $pixel[1] + $pixel[2]) / 3);
-                }
-            }
-
-            return $pixels;
-        });
-    }
-}