&$opts: Options to use for the query
&$join: Join conditions
+'wfShellMaintenanceCmd': Called when generating a shell-escaped command line
+ string to run a maintenance script.
+&$script: MediaWiki maintenance script path
+&$parameters: Array of arguments and options to the script
+&$options: Associative array of options, may contain the 'php' and 'wrapper'
+ keys
+
'wgQueryPages': called when initialising $wgQueryPages, use this to add new
query pages to be updated with maintenance/updateSpecialPages.php
$query: $wgQueryPages itself
$IP . '/includes/actions/',
$IP . '/includes/api/',
$IP . '/includes/cache/',
+ $IP . '/includes/context/',
$IP . '/includes/db/',
$IP . '/includes/diff/',
$IP . '/includes/filerepo/',