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1<?php
2
3namespace Olz\Command;
4
5use Olz\Command\Common\OlzCommand;
6use Olz\Utils\ImageUtils;
7use Symfony\Component\Console\Attribute\AsCommand;
8use Symfony\Component\Console\Command\Command;
9use Symfony\Component\Console\Input\InputInterface;
10use Symfony\Component\Console\Output\OutputInterface;
11
12#[AsCommand(name: 'olz:clean-data')]
13class CleanDataCommand extends OlzCommand {
14    /** @return array<string> */
15    protected function getAllowedAppEnvs(): array {
16        return ['dev', 'test', 'staging', 'prod'];
17    }
18
19    protected function handle(InputInterface $input, OutputInterface $output): int {
20        $data_path = $this->envUtils()->getDataPath();
21        $paths = array_values(ImageUtils::TABLES_IMG_DIRS);
22        sort($paths);
23        foreach ($paths as $path) {
24            $entities_path = "{$data_path}{$path}";
25            $this->forEachDirectoryEntry(
26                $entities_path,
27                function ($entry) use ($entities_path) {
28                    if (strval(intval($entry)) !== $entry) {
29                        $this->logAndOutput("Invalid entity ID: {$entry}");
30                        return;
31                    }
32                    $entity_img_path = "{$entities_path}{$entry}/";
33                    $this->cleanThumbDir($entity_img_path);
34                }
35            );
36        }
37        return Command::SUCCESS;
38    }
39
40    private function cleanThumbDir(string $entity_img_path): void {
41        $thumb_dir = "{$entity_img_path}thumb/";
42        try {
43            $this->forEachDirectoryEntry(
44                $thumb_dir,
45                function ($entry) use ($thumb_dir) {
46                    $is_valid_thumb = preg_match('/^[a-zA-Z0-9_-]{24}\.jpg\$(32|64|128|256|512)\.jpg$/', $entry);
47                    if (!$is_valid_thumb) {
48                        $entry_path = "{$thumb_dir}{$entry}";
49                        $this->logAndOutput("Invalid thumb: {$entry_path}");
50                        $this->unlink($entry_path);
51                    }
52                }
53            );
54        } catch (\Throwable $th) {
55            $this->logAndOutput("Error validating thumbs: {$th->getMessage()}");
56        }
57
58        $img_dir = "{$entity_img_path}img/";
59        $image_ids = [];
60        $this->forEachDirectoryEntry(
61            $img_dir,
62            function ($entry) use ($img_dir, &$image_ids) {
63                $is_valid_img = preg_match('/^[a-zA-Z0-9_-]{24}\.jpg$/', $entry);
64                if ($is_valid_img) {
65                    $image_ids[] = $entry;
66                } else {
67                    $entry_path = "{$img_dir}{$entry}";
68                    $this->logAndOutput("Invalid img: {$entry_path}");
69                }
70            }
71        );
72        try {
73            $this->imageUtils()->generateThumbnails($image_ids, $entity_img_path);
74        } catch (\Throwable $th) {
75            $this->logAndOutput("Error generating thumbnails: {$th->getMessage()}");
76        }
77    }
78
79    protected function forEachDirectoryEntry(string $directory, callable $callback): void {
80        if (!is_dir($directory)) {
81            $this->logAndOutput("Creating directory {$directory}...");
82            $this->mkdir($directory, 0o777, true);
83        }
84        $handle = $this->opendir($directory);
85        if (!$handle) {
86            throw new \Exception("Failed to open directory {$directory}");
87        }
88        while (false !== ($entry = $this->readdir($handle))) {
89            if ($entry === '.' || $entry === '..') {
90                continue;
91            }
92            $callback($entry);
93        }
94        $this->closedir($handle);
95    }
96
97    /** @return false|resource */
98    protected function opendir(string $path): mixed {
99        return @opendir($path);
100    }
101
102    /** @param resource|null $handle */
103    protected function readdir(mixed $handle): bool|string {
104        return @readdir($handle);
105    }
106
107    /** @param resource|null $handle */
108    protected function closedir(mixed $handle): void {
109        @closedir($handle);
110    }
111
112    // @codeCoverageIgnoreStart
113    // Reason: Mocked in tests.
114
115    protected function mkdir(string $directory, int $permissions, bool $recursive): void {
116        mkdir($directory, $permissions, $recursive);
117    }
118
119    protected function unlink(string $path): void {
120        unlink($path);
121    }
122
123    // @codeCoverageIgnoreEnd
124}