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4 |
1 | <?php |
2 | |
3 | namespace FileImporter\Services; |
4 | |
5 | use File; |
6 | use FileImporter\Data\FileRevision; |
7 | use FileRepo; |
8 | |
9 | /** |
10 | * Class that can be used to check if a FileRevision already exists on the current wiki. |
11 | * Only current / latest and non deleted files are checked. |
12 | * |
13 | * @license GPL-2.0-or-later |
14 | * @author Addshore |
15 | */ |
16 | class DuplicateFileRevisionChecker { |
17 | |
18 | private FileRepo $fileRepo; |
19 | |
20 | public function __construct( FileRepo $fileRepo ) { |
21 | $this->fileRepo = $fileRepo; |
22 | } |
23 | |
24 | /** |
25 | * @return File[] array of matched files |
26 | */ |
27 | public function findDuplicates( FileRevision $fileRevision ) { |
28 | $sha1 = $fileRevision->getField( 'sha1' ); |
29 | if ( !$sha1 ) { |
30 | return []; |
31 | } |
32 | |
33 | $files = $this->fileRepo->findBySha1( $sha1 ); |
34 | $files = $this->removeIgnoredFiles( $files ); |
35 | |
36 | return $files; |
37 | } |
38 | |
39 | /** |
40 | * This removed removes files that are either old or deleted. |
41 | * |
42 | * @param File[] $files |
43 | * |
44 | * @return File[] |
45 | */ |
46 | private function removeIgnoredFiles( array $files ) { |
47 | $wantedFiles = []; |
48 | |
49 | foreach ( $files as $file ) { |
50 | if ( |
51 | $file->isOld() || |
52 | $file->isDeleted( File::DELETED_FILE ) |
53 | ) { |
54 | continue; |
55 | } |
56 | $wantedFiles[] = $file; |
57 | } |
58 | |
59 | return $wantedFiles; |
60 | } |
61 | |
62 | } |