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1 | <?php |
2 | |
3 | namespace MediaWiki\User\Options; |
4 | |
5 | use MediaWiki\User\UserIdentity; |
6 | |
7 | /** |
8 | * @since 1.43 |
9 | * @stable to implement |
10 | */ |
11 | interface UserOptionsStore { |
12 | /** |
13 | * Fetch all options for a given user from the store. |
14 | * |
15 | * Note that OptionsStore does not handle fallback to default. Options are |
16 | * either present or absent. |
17 | * |
18 | * @param UserIdentity $user A user with a non-zero ID |
19 | * @param int $recency a bit field composed of READ_XXX flags |
20 | * @return array<string,string> |
21 | */ |
22 | public function fetch( UserIdentity $user, int $recency ); |
23 | |
24 | /** |
25 | * Process a batch of option updates. |
26 | * |
27 | * The store may assume that fetch() was previously called with a recency |
28 | * sufficient to provide reference values for a differential update. It is |
29 | * the caller's responsibility to manage recency. |
30 | * |
31 | * Note that OptionsStore does not have a concept of defaults. The store is |
32 | * not required to check whether the value matches the default. |
33 | * |
34 | * @param UserIdentity $user A user with a non-zero ID |
35 | * @param array<string,string|null> $updates A map of option names to new |
36 | * values. If the value is null, the key should be deleted from the store |
37 | * and subsequently not returned from fetch(). Absent keys should be left |
38 | * unchanged. |
39 | * @return bool Whether any change was made |
40 | */ |
41 | public function store( UserIdentity $user, array $updates ); |
42 | } |