Manual:Hooks/DifferenceEngineShowDiffPageMaybeShowMissingRevision

DifferenceEngineShowDiffPageMaybeShowMissingRevision
Available from version 1.29.0 (Gerrit change 322039)
called in DifferenceEngine::showDiffPage() when revision data cannot be loaded.
Define function:
public static function onDifferenceEngineShowDiffPageMaybeShowMissingRevision( $differenceEngine ) { ... }
Attach hook: In extension.json:
{
	"Hooks": {
		"DifferenceEngineShowDiffPageMaybeShowMissingRevision": "MediaWiki\\Extension\\MyExtension\\Hooks::onDifferenceEngineShowDiffPageMaybeShowMissingRevision"
	}
}
Called from: File(s): diff/DifferenceEngine.php
Function(s): showDiffPage
Interface: DifferenceEngineShowDiffPageMaybeShowMissingRevisionHook.php

For more information about attaching hooks, see Manual:Hooks .
For examples of extensions using this hook, see Category:DifferenceEngineShowDiffPageMaybeShowMissingRevision extensions.


Called in DifferenceEngine::showDiffPage() when revision data cannot be loaded. Return false in order to prevent displaying the missing revision message (i.e. to prevent DifferenceEngine::showMissingRevision() from being called).

Details edit

  • $differenceEngine: DifferenceEngine object