< Manual:Hooks
HtmlCacheUpdaterVaryUrls
Available from version 1.35.0 (Gerrit change 589421)
This hook is used to add variants of URLs to purge from HTTP caches.
Define function: 
public static function onHtmlCacheUpdaterVaryUrls( array $urls, array &$append ) { ... }
Attach hook: In extension.json: 
{
	"Hooks": {
		"HtmlCacheUpdaterVaryUrls": "MyExtensionHooks::onHtmlCacheUpdaterVaryUrls"
	}
}
Called from: File(s): cache/HtmlCacheUpdater.php
Function(s): getUrls
Interface: HtmlCacheUpdaterVaryUrlsHook.php

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

Parameters

  • $urls: An array of canonical URLs
  • &$appendUrls: A modifiable array to append alternative URLs for $urls
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