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Andrew Garrett
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‎AccessibilitySimulation.php‎

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<?php
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/**
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* MediaWiki Extension: AccessibilitySimulation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* This program is distributed WITHOUT ANY WARRANTY.
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*/
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/**
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*
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* @file
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* @ingroup Extensions
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* @author Andrew Garrett
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*/
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# Alert the user that this is not a valid entry point to MediaWiki if they try to access the special pages file directly.
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if ( !defined( 'MEDIAWIKI' ) ) {
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echo <<<EOT
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To install this extension, put the following line in LocalSettings.php:
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require_once( "$IP/extensions/AccessibilitySimulation/AccessibilitySimulation.php" );
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EOT;
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exit( 1 );
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}
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// Extension credits that will show up on Special:Version
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$wgExtensionCredits['specialpage'][] = array(
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'path' => __FILE__,
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'name' => 'AccessibilitySimulation',
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'url' => 'URL to extension information',
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'author' => array(
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'Andrew Garrett',
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),
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'descriptionmsg' => 'accessibilitysimulation-desc',
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);
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$dir = dirname( __FILE__ ) . '/';
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$wgMessagesDirs['AccessibilitySimulation'] = $dir . 'i18n';
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$wgResourceModules['ext.accessibility-simulation'] = array(
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'remoteExtPath' => 'AccessibilitySimulation',
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'localBasePath' => __DIR__,
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'group' => 'ext.accessibility-simulation',
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'styles' => 'filters.css',
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'scripts' => 'accessibility-switch.js',
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'dependencies' => 'oojs-ui',
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);
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$wgHooks['BeforePageDisplay'][] = function( $out ) {
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$out->addModules( 'ext.accessibility-simulation' );
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};

‎accessibility-switch.js‎

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( function( $, mw ) {
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$( function() {
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var $navBar = $( 'ul.navbar-right' ),
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$selectorPopup = $( '<div>My popup</div>' );
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selector = new OO.ui.DropdownWidget( {
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"label": "Vision simulation",
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"menu" : { 'items' : [
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new OO.ui.MenuOptionWidget( {
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'data' : '',
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'label' : 'No simulation',
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'selected' : true
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} ),
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new OO.ui.MenuOptionWidget( {
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'data' : 'protanopia',
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'label' : 'Protanopia',
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} ),
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new OO.ui.MenuOptionWidget( {
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'data' : 'deuteranopia',
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'label' : 'Deuteranopia',
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} ),
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new OO.ui.MenuOptionWidget( {
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'data' : 'tritanopia',
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'label' : 'Tritanopia',
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} ),
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new OO.ui.MenuOptionWidget( {
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'data' : 'monochromacy',
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'label' : 'Monochromacy',
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} ),
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] }
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} ),
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menu = selector.getMenu();
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$newItem = $( '<li/>' ).append( selector.$element );
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$newItem.prependTo( $navBar );
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menu.selectItem( menu.getItemFromData( '' ) );
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menu.on( 'select', function( item ) {
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var type = item.getData();
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$.each(
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['protanopia', 'deuteranopia', 'tritanopia', 'monochromacy'],
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function( i, type ) {
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$( '.container' ).removeClass( 'as-' + type );
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}
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);
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if ( type ) {
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$( '.container' ).addClass( 'as-' + type );
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}
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} );
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} );
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} )( jQuery, mediaWiki );

‎filters.css‎

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.as-protanopia {
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-webkit-filter: url(filters.svg#protanopia);
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-moz-filter: url(filters.svg#protanopia);
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-ms-filter: url(filters.svg#protanopia);
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-o-filter: url(filters.svg#protanopia);
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filter: url(filters.svg#protanopia); /* Firefox 3.5+ */
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}
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.as-deuteranopia {
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-webkit-filter: url(filters.svg#deuteranopia);
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-moz-filter: url(filters.svg#deuteranopia);
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-ms-filter: url(filters.svg#deuteranopia);
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-o-filter: url(filters.svg#deuteranopia);
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filter: url(filters.svg#deuteranopia); /* Firefox 3.5+ */
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}
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.as-tritanopia {
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-webkit-filter: url(filters.svg#tritanopia);
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-moz-filter: url(filters.svg#tritanopia);
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-ms-filter: url(filters.svg#tritanopia);
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-o-filter: url(filters.svg#tritanopia);
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filter: url(filters.svg#tritanopia); /* Firefox 3.5+ */
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}
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.as-monochromacy {
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-webkit-filter: url(filters.svg#monochromacy);
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-moz-filter: url(filters.svg#monochromacy);
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-ms-filter: url(filters.svg#monochromacy);
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-o-filter: url(filters.svg#monochromacy);
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filter: url(filters.svg#monochromacy); /* Firefox 3.5+ */
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}
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.as-enhance-r {
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-webkit-filter: url(filters.svg#enhance-r);
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-moz-filter: url(filters.svg#enhance-r);
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-ms-filter: url(filters.svg#enhance-r);
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-o-filter: url(filters.svg#enhance-r);
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filter: url(filters.svg#enhance-r); /* Firefox 3.5+ */
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}
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.as-enhance-g {
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-webkit-filter: url(filters.svg#enhance-g);
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-moz-filter: url(filters.svg#enhance-g);
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-ms-filter: url(filters.svg#enhance-g);
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-o-filter: url(filters.svg#enhance-g);
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filter: url(filters.svg#enhance-g); /* Firefox 3.5+ */
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}

‎filters.svg‎

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‎i18n/en.json‎

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{
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"accessibility-simulation" : "Provides simulation of various types of colour blindness"
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}

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