21 lines
458 B
PHP
21 lines
458 B
PHP
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<?php
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namespace MediaWiki\Diff\Hook;
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/**
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* @stable for implementation
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* @ingroup Hooks
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*/
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interface DifferenceEngineOldHeaderNoOldRevHook {
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/**
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* Change the $oldHeader variable in cases
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* when there is no old revision
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*
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* @since 1.35
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*
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* @param ?mixed &$oldHeader empty string by default
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* @return bool|void True or no return value to continue or false to abort
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*/
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public function onDifferenceEngineOldHeaderNoOldRev( &$oldHeader );
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}
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