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Available from version 1.13.0
Called right before saving an edit submitted through api.php?action=edit
Define function:
public static function onAPIEditBeforeSave( $editPage, $text, &$resultArr ) { ... }
Attach hook:

In extension.json:

	"Hooks": {
		"APIEditBeforeSave": "MyExtensionHooks::onAPIEditBeforeSave"

For MediaWiki ≤1.25:

$wgHooks['APIEditBeforeSave'][] = 'MyExtensionHooks::onAPIEditBeforeSave';
Called from: File(s): ApiEditPage.php

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


  • $editPage: the EditPage object
  • $text: the new text of the article (has yet to be saved)
  • $resultArr: data in this array will be added to the API result


Return true to continue processing, return false to abort processing and reject the edit. If $resultArr was filled, the API will return an <edit result="Failure"> element with the contents of $resultArr added in. If $resultArr wasn't filled, the API will return an error message.