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expand | |
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1 | <?php |
2 | |
3 | declare(strict_types=1); |
4 | |
5 | namespace Hyde\Markdown\Processing; |
6 | |
7 | use Hyde\Markdown\Contracts\MarkdownShortcodeContract; |
8 | use Hyde\Markdown\Models\Markdown; |
9 | |
10 | use function ltrim; |
11 | use function explode; |
12 | use function sprintf; |
13 | use function str_starts_with; |
14 | use function trim; |
15 | |
16 | /** |
17 | * @internal This class may be refactored further, thus extending this class is discouraged. |
18 | */ |
19 | class ColoredBlockquotes implements MarkdownShortcodeContract |
20 | { |
21 | /** @var string The core signature. We combine this with an additional check for color later. */ |
22 | protected static string $signature = '>'; |
23 | |
24 | /** @var array<string> */ |
25 | protected static array $signatures = ['>danger', '>info', '>success', '>warning']; |
26 | |
27 | public static function signature(): string |
28 | { |
29 | return static::$signature; |
30 | } |
31 | |
32 | public static function resolve(string $input): string |
33 | { |
34 | return self::stringStartsWithSignature($input) |
35 | ? static::expand($input) |
36 | : $input; |
37 | } |
38 | |
39 | /** |
40 | * @internal |
41 | * |
42 | * @return array<string> |
43 | */ |
44 | public static function getSignatures(): array |
45 | { |
46 | return self::$signatures; |
47 | } |
48 | |
49 | protected static function expand(string $input): string |
50 | { |
51 | $parts = explode(' ', $input, 2); |
52 | $class = ltrim($parts[0], '>'); |
53 | $contents = trim($parts[1] ?? '', ' '); |
54 | |
55 | return sprintf('<blockquote class="%s">%s</blockquote>', |
56 | $class, trim(Markdown::render($contents)) |
57 | ); |
58 | } |
59 | |
60 | protected static function stringStartsWithSignature(string $input): bool |
61 | { |
62 | foreach (static::$signatures as $signature) { |
63 | if (str_starts_with($input, $signature)) { |
64 | return true; |
65 | } |
66 | } |
67 | |
68 | return false; |
69 | } |
70 | } |