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1 | <?php |
2 | |
3 | namespace MediaWiki\Hook; |
4 | |
5 | use MediaWiki\Parser\Parser; |
6 | use PPFrame; |
7 | |
8 | /** |
9 | * This is a hook handler interface, see docs/Hooks.md. |
10 | * Use the hook name "ParserGetVariableValueSwitch" to register handlers implementing this interface. |
11 | * |
12 | * @stable to implement |
13 | * @ingroup Hooks |
14 | */ |
15 | interface ParserGetVariableValueSwitchHook { |
16 | /** |
17 | * This hook is called when the parser needs the value of a |
18 | * custom magic word. |
19 | * |
20 | * @since 1.35 |
21 | * |
22 | * @param Parser $parser |
23 | * @param array &$variableCache Array to cache the value; when you return |
24 | * $variableCache[$magicWordId] should be the same as $ret |
25 | * @param string $magicWordId Index of the magic word (hook should not mutate it!) |
26 | * @param string &$ret Value of the magic word (the hook should set it) |
27 | * @param PPFrame $frame PPFrame object to use for expanding any template variables |
28 | * @return bool|void True or no return value to continue or false to abort |
29 | * @note Setting $variableCache[$magicWordId] is no longer necessary since |
30 | * MW 1.39, but hooks may wish to do so for backward compatibility. |
31 | */ |
32 | public function onParserGetVariableValueSwitch( $parser, &$variableCache, |
33 | $magicWordId, &$ret, $frame |
34 | ); |
35 | } |