MediaWiki uploads configuration

gistfile1.php

# Allow uploads
## http://www.mediawiki.org/wiki/Manual:Configuring_file_uploads
$wgFileExtensions = array_merge($wgFileExtensions, array('doc', 'xls', 'mpp', 'ppt', 'pdf', 'zip'));
$wgEnableUploads = true; # Enable uploads
## http://www.mediawiki.org/wiki/Manual:Mime_type_detection
$wgMimeDetectorCommand = "file -bi";
## Prevent users from replacing files: http://www.mediawiki.org/wiki/Manual:Configuring_file_uploads
$wgGroupPermissions['user']['reupload'] = false;
$wgGroupPermissions['autoconfirmed']['reupload'] = false;
## Allow users to reupload own files: http://www.mediawiki.org/wiki/Manual:User_rights
$wgGroupPermissions['user']['reupload-own'] = true;
## Fix mime detection: http://www.mediawiki.org/wiki/Manual:Mime_type_detection
$wgMimeDetectorCommand = "file -bi";
## Fix blacklist to allow .zip files
function notApplicationZipFilter ($kind) { return($kind != "application/zip"); }
$wgMimeTypeBlacklist = array_filter($wgMimeTypeBlacklist, "notApplicationZipFilter");