Manual:Hooks/SkinTemplateOutputPageBeforeExec

SkinTemplateOutputPageBeforeExec
Available from version 1.10.0 (r19063) allows further setup of the template engine after all standard setup has been performed but before the skin has been rendered
*Define function:	function fnMyHook( &$sk, &$tpl ) { ... }
*Attach hook:	$wgHooks['SkinTemplateOutputPageBeforeExec'][] = 'MyExtensionHooks::someExample';
Called from:	SkinTemplate.php

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

Example

$wgHooks['SkinTemplateOutputPageBeforeExec'][] = 'lfSkinTemplateOutputPageBeforeExec';
function lfSkinTemplateOutputPageBeforeExec( $sk, &$tpl ) {
        $tpl->set( 'key', 'value' );
        $someVar = 'asdf';
        $tpl->setRef( 'key', $someVar );
        $tpl->data['key'];
        return true;
}