MediaWiki:Common.js

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/*global mw, JSconfig, importScript */
/*jshint forin:false, strict:false, onecase:true, laxbreak:true, browser:true, jquery:true */

mw.loader.using(['mediawiki.util']).then(function () {
/* Begin of mw.loader.using callback */

// Overwriting deprecated functions that have a follower that (also) accepts the same syntax:
window.getParamValue = mw.util.getParamValue;

/**
 * @source https://www.mediawiki.org/wiki/Snippets/Load_JS_and_CSS_by_URL
 * @revision 2017-05-16
 */
mw.loader.using( ['mediawiki.util'], function () {
	var extraCSS = mw.util.getParamValue( 'withCSS' ),
		extraJS = mw.util.getParamValue( 'withJS' ),
		extraModule = mw.util.getParamValue( 'withModule' );

	if ( extraCSS ) {
		// WARNING: DO NOT REMOVE THIS "IF" - REQUIRED FOR SECURITY (against XSS/CSRF attacks)
		if ( /^MediaWiki:[^&<>=%#]*\.css$/.test( extraCSS ) ) {
			mw.loader.load( '/w/index.php?title=' + encodeURIComponent( extraCSS ) + '&action=raw&ctype=text/css', 'text/css' );
		} else {
			mw.notify( 'Only pages from the MediaWiki namespace are allowed.', { title: 'Invalid withCSS value' } );
		}
	}

	if ( extraJS ) {
		// WARNING: DO NOT REMOVE THIS "IF" - REQUIRED FOR SECURITY (against XSS/CSRF attacks)
		if ( /^MediaWiki:[^&<>=%#]*\.js$/.test( extraJS ) ) {
			mw.loader.load( '/w/index.php?title=' + encodeURIComponent( extraJS ) + '&action=raw&ctype=text/javascript' );
		} else {
			mw.notify( 'Only pages from the MediaWiki namespace are allowed.', { title: 'Invalid withJS value' } );
		}
	}

	if ( extraModule ) {
		if ( /^ext\.gadget\.[^,\|]+$/.test( extraModule ) ) {
			mw.loader.load( extraModule );
		} else {
			mw.notify( 'Only gadget modules are allowed.', { title: 'Invalid withModule value' } );
		}
	}
});

/**
 * ImageAnnotator
 * Globally enabled per
 * http://commons.wikimedia.org/?title=Commons:Village_pump&oldid=26818359#New_interface_feature
 * Maintainer: [[User:Lupo]]
 */
// Not on Special pages, and only if viewing the page
if (mw.config.get( 'wgNamespaceNumber' ) !== -1 && ['view', 'submit'].indexOf(mw.config.get('wgAction') ) !== -1 ) {
 if (typeof ImageAnnotator_disable === 'undefined' || !ImageAnnotator_disable) {
  // Don't even import it if it's disabled.
  mw.loader.load( '/w/index.php?title=MediaWiki:Gadget-ImageAnnotator.js&action=raw&ctype=text/javascript' ); // Backlink: [[MediaWiki:Gadget-ImageAnnotator.js]]
 }
}

/* End of mw.loader.using callback */
});