34 lines
921 B
PHP
34 lines
921 B
PHP
|
<?php
|
||
|
|
|
||
|
|
declare(strict_types=1);
|
||
|
|
|
||
|
|
namespace App\Support;
|
||
|
|
|
||
|
|
final class MentionParser
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* Marker syntax for mentions inside a comment body.
|
||
|
|
*
|
||
|
|
* "Hey @[019dabc...] could you review?"
|
||
|
|
*
|
||
|
|
* The frontend stores the user_id wrapped in `@[ ]` so that downstream
|
||
|
|
* rendering and notification dispatch never depend on a free-form display
|
||
|
|
* name (which can change or be ambiguous within a workspace).
|
||
|
|
*/
|
||
|
|
private const PATTERN = '/@\[([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12})\]/';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Extract the unique user ids referenced in the given comment body.
|
||
|
|
*
|
||
|
|
* @return array<int, string>
|
||
|
|
*/
|
||
|
|
public static function extractUserIds(string $body): array
|
||
|
|
{
|
||
|
|
if (! preg_match_all(self::PATTERN, $body, $matches)) {
|
||
|
|
return [];
|
||
|
|
}
|
||
|
|
|
||
|
|
return array_values(array_unique($matches[1]));
|
||
|
|
}
|
||
|
|
}
|