Manual:cleanupPreferences.php

<td class="mw-version-versionbox" title="<translate nowrap> The latest stable version is <tvar name=1>1.41</tvar></translate>">

<translate> ≥</translate> 1.20

<translate> MediaWiki version:</translate>

MediaWiki file: cleanupPreferences.php
Location:	maintenance/
Source code:	master • 1.41.1 • 1.40.3 • 1.39.7
Classes:	CleanupPreferences

Details

cleanupPreferences.php file is a maintenance script to delete user preference values which are hidden by $wgHiddenPrefs , or those that are unknown (e.g. were added by a since-uninstalled extension).

It contains the DeleteUnknownPreferences hook.

Options/Arguments

Option	Description	Required?
--dry-run	Print debug info instead of actually deleting	<translate> Optional</translate>
--hidden	Drop hidden preferences ($wgHiddenPrefs)	<translate> Optional</translate>
--unknown	Drop unknown preferences (not in $wgDefaultUserOptions or prefixed with "userjs-")	<translate> Optional</translate>

Usage

php maintenance/cleanupPreferences.php [ --dry-run| --hidden| --unknown ]

Terminal

$ php maintenance/cleanupPreferences.php --unknown

Dropping unknown preferences...
..doing 4 entries
DONE! (handled 4 entries)

See also

• $wgHiddenPrefs
• Manual:Hooks/DeleteUnknownPreferences
• Manual:InitUserPreference.php
• Manual:User preferences