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Available from version 1.21.0 (Gerrit change 52579)
Override or extend the revision tools available from the diff view, i.e. undo, etc.
Define function:
public static function onDiffRevisionTools( Revision $newRev, &$links, $oldRev ) { ... }
Attach hook:

In extension.json:

	"Hooks": {
		"DiffRevisionTools": "MyExtensionHooks::onDiffRevisionTools"

For MediaWiki ≤1.25:

$wgHooks['DiffRevisionTools'][] = 'MyExtensionHooks::onDiffRevisionTools';
Called from:File(s): diff/DifferenceEngine.php

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


  • $newRev: Revision object of the "new" revision
  • &$links: Array of HTML links
  • $oldRev: Revision object of the "old" revision (may be null) (since 1.23)

See also[edit]