Add rel="noopener noreferrer" wherever target="_blank" is used

.eslintrc.js

@@ -57,7 +57,6 @@ module.exports = {
 		'react/jsx-curly-spacing': [ 1, 'always' ],
 		'react/jsx-no-bind': 1,
 		'react/jsx-no-duplicate-props': 1,
-		'react/jsx-no-target-blank': 1,
 		'react/jsx-space-before-closing': 1,
 		'react/jsx-uses-react': 1,
 		'react/jsx-uses-vars': 1,

client/auth/connect.jsx

@@ -38,7 +38,7 @@ const Connect = React.createClass( {
 						<Button href={ this.props.authUrl }>{ this.translate( 'Authorize App' ) }</Button>
 					</div>
 				}
-				<a className="auth__help" target="_blank" title={ this.translate( 'Visit the Calypso GitHub repository for help' ) } href="https://github.com/Automattic/wp-calypso">
+				<a className="auth__help" target="_blank" rel="noopener noreferrer" title={ this.translate( 'Visit the Calypso GitHub repository for help' ) } href="https://github.com/Automattic/wp-calypso">
 					<Gridicon icon="help" />
 				</a>
 				<div className="auth__links">

client/auth/login.jsx

@@ -27,7 +27,7 @@ const LostPassword = React.createClass( {
 	render: function() {
 		return (
 			<p className="auth__lost-password">
-				<a href="https://wordpress.com/wp-login.php?action=lostpassword" target="_blank">
+				<a href="https://wordpress.com/wp-login.php?action=lostpassword" target="_blank" rel="noopener noreferrer">
 					{ this.translate( 'Lost your password?' ) }
 				</a>
 			</p>
@@ -174,7 +174,7 @@ module.exports = React.createClass( {
 					{ errorMessage && <Notice text={ errorMessage } status={ errorLevel } showDismiss={ false } /> }
 					{ requires2fa && <AuthCodeButton username={ this.state.login } password={ this.state.password } /> }
 				</form>
-				<a className="auth__help" target="_blank" title={ this.translate( 'Visit the WordPress.com support site for help' ) } href="https://en.support.wordpress.com/">
+				<a className="auth__help" target="_blank" rel="noopener noreferrer" title={ this.translate( 'Visit the WordPress.com support site for help' ) } href="https://en.support.wordpress.com/">
 					<Gridicon icon="help" />
 				</a>
 				<div className="auth__links">

client/blocks/comments/post-trackback.jsx

@@ -27,7 +27,7 @@ export default class PostTrackback extends React.Component {
 					</div>
 
 					{ comment.author.URL
-						? <a href={ comment.author.URL } target="_blank" className="comments__comment-username">{ unescapedAuthorName }<Gridicon icon="external" /></a>
+						? <a href={ comment.author.URL } target="_blank" rel="noopener noreferrer" className="comments__comment-username">{ unescapedAuthorName }<Gridicon icon="external" /></a>
 						: <strong className="comments__comment-username">{ unescapedAuthorName }</strong> }
 
 					<small className="comments__comment-timestamp">

client/blocks/credit-card-form/index.jsx

@@ -263,10 +263,11 @@ const CreditCardForm = React.createClass( {
 								'and {{managePurchasesSupportPage}}how to cancel{{/managePurchasesSupportPage}}.',
 								{
 									components: {
-										tosLink: <a href="//wordpress.com/tos/" target="_blank" />,
-										autoRenewalSupportPage: <a href={ support.AUTO_RENEWAL } target="_blank" />,
+										tosLink: <a href="//wordpress.com/tos/" target="_blank" rel="noopener noreferrer" />,
+										autoRenewalSupportPage: <a href={ support.AUTO_RENEWAL } target="_blank" rel="noopener noreferrer" />,
 										managePurchasesSupportPage: <a href={ support.MANAGE_PURCHASES }
-											target="_blank" />
+											target="_blank"
+											rel="noopener noreferrer" />
 									}
 								}
 							) }

client/blocks/reader-author-link/index.jsx

@@ -28,11 +28,13 @@ const ReaderAuthorLink = ( { author, post, siteUrl, children } ) => {
 		return children;
 	}
 
+	/* eslint-disable react/jsx-no-target-blank */
 	return (
 		<ExternalLink className="reader-author-link" href={ linkUrl } target="_blank" onClick={ recordAuthorClick }>
 			{ children }
 		</ExternalLink>
 	);
+	/* eslint-enable react/jsx-no-target-blank */
 };
 
 ReaderAuthorLink.propTypes = {

client/blocks/reader-full-post/header.jsx

@@ -23,6 +23,7 @@ const ReaderFullPostHeader = ( { post } ) => {
 		recordGaEvent( 'Clicked Post Permalink', 'timestamp' );
 	};
 
+	/* eslint-disable react/jsx-no-target-blank */
 	return (
 		<div className="reader-full-post__header">
 			{ post.title
@@ -38,7 +39,8 @@ const ReaderFullPostHeader = ( { post } ) => {
 						<a className="reader-full-post__header-date-link"
 							onClick={ recordDateClick }
 							href={ post.URL }
-							target="_blank">
+							target="_blank"
+							rel="noopener noreferrer">
 							<PostTime date={ post.date } />
 						</a>
 					</span> : null }
@@ -51,6 +53,7 @@ const ReaderFullPostHeader = ( { post } ) => {
 			</div>
 		</div>
 	);
+	/* eslint-enable react/jsx-no-target-blank */
 };
 
 ReaderFullPostHeader.propTypes = {

client/blocks/site/index.jsx

@@ -119,12 +119,14 @@ export default React.createClass( {
 			url = this.props.site.options.admin_url + 'options-general.php';
 		}
 
+		/* eslint-disable react/jsx-no-target-blank */
 		return (
 			<ExternalLink icon={ true } href={ url } target="_blank" className="site__edit-icon" onClick={ this.onEditIconClick }>
 				<SiteIcon site={ this.props.site } />
 				<span className="site__edit-icon-text">{ this.translate( 'Edit Icon' ) }</span>
 			</ExternalLink>
 		);
+		/* eslint-enable react/jsx-no-target-blank */
 	},
 
 	getHref() {

client/components/app-promo/index.jsx

@@ -95,6 +95,7 @@ export default React.createClass( {
 					title="Try the desktop app!"
 					href={ promo_link }
 					target="_blank"
+					rel="noopener noreferrer"
 				>
 					<img
 						className="app-promo__icon"

client/components/button/index.jsx

@@ -14,7 +14,9 @@ export default class Button extends PureComponent {
 		scary: PropTypes.bool,
 		type: PropTypes.string,
 		href: PropTypes.string,
-		borderless: PropTypes.bool
+		borderless: PropTypes.bool,
+		target: PropTypes.string,
+		rel: PropTypes.string
 	};
 
 	static defaultProps = {
@@ -30,6 +32,7 @@ export default class Button extends PureComponent {
 			omitProps.push( 'type' );
 		} else {
 			tag = 'button';
+			omitProps.push( 'target', 'rel' );
 		}
 
 		return createElement( tag, {

client/components/card/docs/example.jsx

@@ -40,7 +40,7 @@ var Cards = React.createClass( {
 					<Card>I am another Card.</Card>
 					<Card className="awesome sauce">I am a third Card with custom classes!</Card>
 					<Card href="#cards">I am a linkable Card</Card>
-					<Card href="#cards" target="_blank">I am a externally linked Card</Card>
+					<Card href="#cards" target="_blank" rel="noopener noreferrer">I am a externally linked Card</Card>
 				</div>
 			);
 		} else {
@@ -50,7 +50,7 @@ var Cards = React.createClass( {
 					<CompactCard>I am another CompactCard.</CompactCard>
 					<CompactCard className="awesome sauce">I am a third CompactCard with custom classes!</CompactCard>
 					<CompactCard href="#cards">I am a linkable CompactCard</CompactCard>
-					<CompactCard href="#cards" target="_blank">I am a externally linked CompactCard</CompactCard>
+					<CompactCard href="#cards" target="_blank" rel="noopener noreferrer">I am a externally linked CompactCard</CompactCard>
 				</div>
 			);
 		}

client/components/domains/map-domain-step/index.jsx

@@ -193,6 +193,7 @@ var MapDomainStep = React.createClass( {
 						components: {
 							a: <a
 								target="_blank"
+								rel="noopener noreferrer"
 								href={ `https://dotblog.wordpress.com/
 								?email=${ this.props.currentUser && encodeURIComponent( this.props.currentUser.email ) || '' }
 								&domain=${ domain }` }/>
@@ -229,7 +230,7 @@ var MapDomainStep = React.createClass( {
 						{
 							components: {
 								strong: <strong />,
-								a1: <a target="_blank" href="http://wordpressfoundation.org/trademark-policy/"/>,
+								a1: <a target="_blank" rel="noopener noreferrer" href="http://wordpressfoundation.org/trademark-policy/"/>,
 								a2: <a href={ support.CALYPSO_CONTACT }/>
 							}
 						}

client/components/empty-content/empty-content.jsx

@@ -30,29 +30,31 @@ module.exports = React.createClass( {
 		] ),
 		actionURL: React.PropTypes.string,
 		actionCallback: React.PropTypes.func,
+		actionTarget: React.PropTypes.string,
 		secondaryAction: React.PropTypes.oneOfType( [
 			React.PropTypes.string,
 			React.PropTypes.element
 		] ),
 		secondaryActionURL: React.PropTypes.string,
 		secondaryActionCallback: React.PropTypes.func,
+		secondaryActionTarget: React.PropTypes.string,
 		className: React.PropTypes.string,
 		isCompact: React.PropTypes.bool
 	},
 
-	componentDidMount: function() {
+	componentDidMount() {
 		debug( 'Empty Content React component mounted.' );
 	},
 
-	getDefaultProps: function() {
+	getDefaultProps() {
 		return {
 			title: "You haven't created any content yet.",
 			illustration: '/calypso/images/drake/drake-empty-results.svg',
 			isCompact: false
 		};
 	},
 
-	primaryAction: function() {
+	primaryAction() {
 		if ( 'string' !== typeof this.props.action ) {
 			return this.props.action;
 		}
@@ -62,7 +64,7 @@ module.exports = React.createClass( {
 		} else if ( this.props.actionURL ) {
 			let targetProp = {};
 			if ( this.props.actionTarget ) {
-				targetProp = { target: this.props.actionTarget };
+				targetProp = { target: this.props.actionTarget, rel: "noopener noreferrer" };
 			}
 
 			return <a className="empty-content__action button is-primary" href={ this.props.actionURL } { ...targetProp }>{ this.props.action }</a>;
@@ -71,7 +73,7 @@ module.exports = React.createClass( {
 		}
 	},
 
-	secondaryAction: function() {
+	secondaryAction() {
 		if ( 'string' !== typeof this.props.secondaryAction ) {
 			return this.props.secondaryAction;
 		}
@@ -80,8 +82,8 @@ module.exports = React.createClass( {
 			return <a className="empty-content__action button" onClick={ this.props.secondaryActionCallback } href={ this.props.secondaryActionURL }>{ this.props.secondaryAction }</a>;
 		} else if ( this.props.secondaryActionURL ) {
 			let targetProp = {};
-			if ( this.props.actionTarget ) {
-				targetProp = { target: this.props.secondaryActionTarget };
+			if ( this.props.secondaryActionTarget ) {
+				targetProp = { target: this.props.secondaryActionTarget, rel: "noopener noreferrer" };
 			}
 
 			return <a className="empty-content__action button" href={ this.props.secondaryActionURL } { ...targetProp }>{ this.props.secondaryAction }</a>;
@@ -90,7 +92,7 @@ module.exports = React.createClass( {
 		}
 	},
 
-	render: function() {
+	render() {
 		const action = this.props.action && this.primaryAction();
 		const secondaryAction = this.props.secondaryAction && this.secondaryAction();
 		const illustration = this.props.illustration && <img src={ this.props.illustration } width={ this.props.illustrationWidth } className="empty-content__illustration" />;

client/components/external-link/docs/example.jsx

@@ -14,17 +14,19 @@ export default React.createClass( {
 	displayName: 'ExternalLink',
 
 	render() {
+		/* eslint-disable react/jsx-no-target-blank */
 		return (
 			<div className="design-assets__group">
 				<h2>
 					<a href="/devdocs/design/external-link">External Link</a>
 				</h2>
 				<Card>
-					<p><ExternalLink icon={ true } href="https://wordpress.org" >WordPress.org</ExternalLink></p>
+					<p><ExternalLink icon={ true } target="_blank" href="https://wordpress.org">WordPress.org</ExternalLink></p>
 					<p><ExternalLink href="https://wordpress.org">WordPress.org</ExternalLink></p>
 				</Card>
 
 			</div>
 		);
+		/* eslint-enable react/jsx-no-target-blank */
 	}
 } );

client/components/external-link/index.jsx

@@ -22,7 +22,8 @@ export default React.createClass( {
 		href: React.PropTypes.string,
 		onClick: React.PropTypes.func,
 		icon: React.PropTypes.bool,
-		iconSize: React.PropTypes.number
+		iconSize: React.PropTypes.number,
+		target: React.PropTypes.string
 	},
 
 	getDefaultProps() {
@@ -41,6 +42,10 @@ export default React.createClass( {
 			rel: 'external'
 		} );
 
+		if ( props.target ) {
+			props.rel = props.rel.concat( ' noopener noreferrer' );
+		}
+
 		return (
 			<a { ...props }>
 				{ this.props.children }

client/components/happiness-support/index.jsx

@@ -62,7 +62,7 @@ const HappinessSupport = React.createClass( {
 		}
 
 		return (
-			<Button href={ url } target="_blank">
+			<Button href={ url } target="_blank" rel="noopener noreferrer">
 				{ this.translate( 'Search our support site' ) }
 			</Button>
 		);

client/components/purchase-detail/index.jsx

@@ -25,6 +25,7 @@ const PurchaseDetail = ( {
 	onClick,
 	requiredText,
 	target,
+	rel,
 	title
 } ) => {
 	const classes = classNames( 'purchase-detail', {
@@ -40,6 +41,7 @@ const PurchaseDetail = ( {
 				href={ href }
 				onClick={ onClick }
 				target={ target }
+				rel={ rel }
 				text={ buttonText } />
 		);
 	}
@@ -91,6 +93,7 @@ PurchaseDetail.propTypes = {
 	onClick: PropTypes.func,
 	requiredText: PropTypes.string,
 	target: PropTypes.string,
+	rel: PropTypes.string,
 	title: PropTypes.string
 };
 

client/components/purchase-detail/purchase-button.jsx

@@ -14,6 +14,7 @@ const PurchaseButton = ( {
 	disabled,
 	onClick = () => {},
 	target,
+	rel,
 	text,
 	primary = true
 } ) => {
@@ -24,6 +25,7 @@ const PurchaseButton = ( {
 			href={ href }
 			onClick={ onClick }
 			target={ target }
+			rel={ rel }
 			primary={ primary }
 		>
 			{ text }
@@ -37,6 +39,7 @@ PurchaseButton.propTypes = {
 	disabled: PropTypes.bool,
 	onClick: PropTypes.func,
 	target: PropTypes.string,
+	rel: PropTypes.string,
 	text: PropTypes.string,
 	primary: PropTypes.bool
 };

client/components/signup-form/index.jsx

@@ -385,7 +385,8 @@ export default React.createClass( {
 							a: <a
 								href={ this.getTermsOfServiceUrl() }
 								onClick={ this.handleOnClickTos }
-								target="_blank" />
+								target="_blank"
+								rel="noopener noreferrer" />
 						}
 					}
 				)

client/components/tinymce/plugins/wplink/plugin.js

@@ -108,7 +108,7 @@ function wpLink( editor ) {
 		renderHtml: function() {
 			return (
 				'<div id="' + this._id + '" class="wp-link-preview">' +
-					'<a href="' + this.url + '" target="_blank" tabindex="-1">' + this.url + '</a>' +
+					'<a href="' + this.url + '" target="_blank" rel="noopener noreferrer" tabindex="-1">' + this.url + '</a>' +
 				'</div>'
 			);
 		},

client/components/web-preview/toolbar.jsx

@@ -60,6 +60,7 @@ export const PreviewToolbar = props => {
 					className="web-preview__external"
 					href={ externalUrl || previewUrl }
 					target="_blank"
+					rel="noopener noreferrer"
 				>
 					<Gridicon icon="external" />
 				</a>

client/devdocs/doc.jsx

@@ -93,7 +93,7 @@ module.exports = React.createClass( {
 			<div className="devdocs devdocs__doc">
 				<CompactCard className="devdocs__doc-header">
 					Path: <code>{ this.props.path }</code>
-					<a href={ editURL } target="_blank">Improve this document on GitHub &rarr;</a>
+					<a href={ editURL } target="_blank" rel="noopener noreferrer">Improve this document on GitHub &rarr;</a>
 				</CompactCard>
 				<div
 					className="devdocs__doc-content"

client/layout/community-translator/invitation.jsx

@@ -31,7 +31,7 @@ export default React.createClass( {
 			content: this.translate( 'Help translate the WordPress.com dashboard into your' +
 			' native language using the Community Translator tool. ' +
 			'{{docsLink}}Find out more{{/docsLink}}. ',
-				{ components: { docsLink: <a target="_blank"
+				{ components: { docsLink: <a target="_blank" rel="noopener noreferrer"
 						className="community-translator__translator-invitation__link"
 						href="https://en.support.wordpress.com/community-translator/"
 						onClick={ this.docsLink } /> } } )