FancyBoxThumbs.php

<?php
/**
 * FancyBoxThumbs MediaWiki Extension
 * @version 2.2
 * @example at http://gilluminate.com/mediawiki/
 * @author [http://www.gilluminate.com Jason Gill]
 * @license [http://www.gnu.org/licenses/gpl.html GPLv3]
*/

/**
 * fancyBox - jQuery Plugin
 * @version: 2.1.4 (Thu, 17 Jan 2013)
 * @example at http://fancyapps.com/fancybox/
 * @license www.fancyapps.com/fancybox/#license
 * @copyright Copyright 2012 Janis Skarnelis - janis@fancyapps.com
 */

if ( !defined( 'MEDIAWIKI' ) ) {
	echo( "This file is part of an extension to the MediaWiki software and cannot be used standalone.\n" );
	die( 1 );
}

$fbtFancyBoxOptions = "{}";
 
//Register Credits
$wgExtensionCredits['media'][] = array(
    'name'        => 'FancyBoxThumbs',
    'url'         => 'http://www.mediawiki.org/wiki/Extension:FancyBoxThumbs',
    'author'      => '[http://www.gilluminate.com Jason Gill]',
    'description' => 'Displays thumbnailed images in a Mac-style "lightbox" that floats overtop of web page. A simple and fancy lightbox alternative',
    'version'     => '2.2'
);

$wgResourceModules['ext.FancyBoxThumbs'] = array(
	'scripts' => array('fancyBox/source/jquery.fancybox.js','ext.FancyBoxThumbs.js'),
	'styles' => 'fancyBox/source/jquery.fancybox.css',
	'localBasePath' => dirname( __FILE__ ).'/modules',
	'remoteExtPath' => 'FancyBoxThumbs/modules',
);

$wgHooks['BeforePageDisplay'][] = 'fbtBeforePageDisplay';
$wgAjaxExportList[] = 'efFBTGetImageSizes';

function fbtBeforePageDisplay(&$out){
	global $fbtFancyBoxOptions;
	$out->addModules( 'ext.FancyBoxThumbs' );
	$out->addInlineScript('var fbtFancyBoxOptions = '.$fbtFancyBoxOptions.';');
	return true;
}

// Ajax handler to get image sizes
function efFBTGetImageSizes( $names ) {
	$result = array();
	$user = RequestContext::getMain()->getUser();
	foreach ( explode( ':', $names ) as $name ) {
		if ( !isset( $result[$name] ) ) {
			$title = Title::makeTitle( NS_FILE, $name );
			if ( $title ) {
				if ( class_exists( 'MediaWiki\Permissions\PermissionManager' ) ) {
					// MW 1.33+
					$userCan = \MediaWiki\MediaWikiServices::getInstance()
						->getPermissionManager()
						->userCan( 'read', $user, $title );
				} else {
					$userCan = $title->userCan( 'read' );
				}
				if ( $userCan ) {
					if ( method_exists( MediaWikiServices::class, 'getRepoGroup' ) ) {
						// MediaWiki 1.34+
						$file = MediaWikiServices::getInstance()->getRepoGroup()->findFile( $title );
					} else {
						$file = wfFindFile( $title );
					}
					if ( $file && $file->getWidth() ) {
						$result[ $name ] = array(
							'width' => $file->getWidth(),
							'height' => $file->getHeight(),
							'url' => $file->getFullUrl(),
							'local' => $file->isLocal(),
						);
					}
				}
			}
		}
	}
	return json_encode( $result );
}