From 44a7d87cb1f5df953b6c14c16c59e2e4ead1bcb9 Mon Sep 17 00:00:00 2001
From: Renaud Chaput <renchap@gmail.com>
Date: Mon, 20 Feb 2023 03:20:59 +0100
Subject: Rename JSX files with proper `.jsx` extension (#23733)

---
 app/javascript/mastodon/components/gifv.jsx | 73 +++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 app/javascript/mastodon/components/gifv.jsx

(limited to 'app/javascript/mastodon/components/gifv.jsx')

diff --git a/app/javascript/mastodon/components/gifv.jsx b/app/javascript/mastodon/components/gifv.jsx
new file mode 100644
index 000000000..1f0f99b46
--- /dev/null
+++ b/app/javascript/mastodon/components/gifv.jsx
@@ -0,0 +1,73 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+
+export default class GIFV extends React.PureComponent {
+
+  static propTypes = {
+    src: PropTypes.string.isRequired,
+    alt: PropTypes.string,
+    width: PropTypes.number,
+    height: PropTypes.number,
+    onClick: PropTypes.func,
+  };
+
+  state = {
+    loading: true,
+  };
+
+  handleLoadedData = () => {
+    this.setState({ loading: false });
+  };
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.src !== this.props.src) {
+      this.setState({ loading: true });
+    }
+  }
+
+  handleClick = e => {
+    const { onClick } = this.props;
+
+    if (onClick) {
+      e.stopPropagation();
+      onClick();
+    }
+  };
+
+  render () {
+    const { src, width, height, alt } = this.props;
+    const { loading } = this.state;
+
+    return (
+      <div className='gifv' style={{ position: 'relative' }}>
+        {loading && (
+          <canvas
+            width={width}
+            height={height}
+            role='button'
+            tabIndex='0'
+            aria-label={alt}
+            title={alt}
+            onClick={this.handleClick}
+          />
+        )}
+
+        <video
+          src={src}
+          role='button'
+          tabIndex='0'
+          aria-label={alt}
+          title={alt}
+          muted
+          loop
+          autoPlay
+          playsInline
+          onClick={this.handleClick}
+          onLoadedData={this.handleLoadedData}
+          style={{ position: loading ? 'absolute' : 'static', top: 0, left: 0 }}
+        />
+      </div>
+    );
+  }
+
+}
-- 
cgit 


From d3eefead3014175b264cb56f6f4cb552cbaaeac6 Mon Sep 17 00:00:00 2001
From: Christian Schmidt <github@chsc.dk>
Date: Sun, 26 Feb 2023 20:13:27 +0100
Subject: Add `lang` attribute to media and poll options (#23891)

---
 app/javascript/mastodon/components/gifv.jsx               |  5 ++++-
 app/javascript/mastodon/components/media_attachments.jsx  |  6 +++++-
 app/javascript/mastodon/components/media_gallery.jsx      | 15 +++++++++------
 app/javascript/mastodon/components/poll.jsx               |  5 ++++-
 app/javascript/mastodon/components/status.jsx             |  3 +++
 app/javascript/mastodon/components/status_content.jsx     |  2 +-
 .../features/account_gallery/components/media_item.jsx    |  3 +++
 app/javascript/mastodon/features/audio/index.jsx          |  4 +++-
 .../features/status/components/detailed_status.jsx        |  3 +++
 .../mastodon/features/ui/components/audio_modal.jsx       |  7 +++++--
 .../features/ui/components/compare_history_modal.jsx      | 11 +++++++----
 .../mastodon/features/ui/components/image_loader.jsx      |  5 ++++-
 .../mastodon/features/ui/components/media_modal.jsx       | 13 +++++++++++--
 .../mastodon/features/ui/components/video_modal.jsx       | 12 ++++++++++--
 .../mastodon/features/ui/components/zoomable_image.jsx    |  5 ++++-
 app/javascript/mastodon/features/video/index.jsx          |  4 +++-
 16 files changed, 79 insertions(+), 24 deletions(-)

(limited to 'app/javascript/mastodon/components/gifv.jsx')

diff --git a/app/javascript/mastodon/components/gifv.jsx b/app/javascript/mastodon/components/gifv.jsx
index 1f0f99b46..9ec201c6c 100644
--- a/app/javascript/mastodon/components/gifv.jsx
+++ b/app/javascript/mastodon/components/gifv.jsx
@@ -6,6 +6,7 @@ export default class GIFV extends React.PureComponent {
   static propTypes = {
     src: PropTypes.string.isRequired,
     alt: PropTypes.string,
+    lang: PropTypes.string,
     width: PropTypes.number,
     height: PropTypes.number,
     onClick: PropTypes.func,
@@ -35,7 +36,7 @@ export default class GIFV extends React.PureComponent {
   };
 
   render () {
-    const { src, width, height, alt } = this.props;
+    const { src, width, height, alt, lang } = this.props;
     const { loading } = this.state;
 
     return (
@@ -48,6 +49,7 @@ export default class GIFV extends React.PureComponent {
             tabIndex='0'
             aria-label={alt}
             title={alt}
+            lang={lang}
             onClick={this.handleClick}
           />
         )}
@@ -58,6 +60,7 @@ export default class GIFV extends React.PureComponent {
           tabIndex='0'
           aria-label={alt}
           title={alt}
+          lang={lang}
           muted
           loop
           autoPlay
diff --git a/app/javascript/mastodon/components/media_attachments.jsx b/app/javascript/mastodon/components/media_attachments.jsx
index 565a30330..0e25e5973 100644
--- a/app/javascript/mastodon/components/media_attachments.jsx
+++ b/app/javascript/mastodon/components/media_attachments.jsx
@@ -10,6 +10,7 @@ export default class MediaAttachments extends ImmutablePureComponent {
 
   static propTypes = {
     status: ImmutablePropTypes.map.isRequired,
+    lang: PropTypes.string,
     height: PropTypes.number,
     width: PropTypes.number,
   };
@@ -48,7 +49,7 @@ export default class MediaAttachments extends ImmutablePureComponent {
   };
 
   render () {
-    const { status, width, height } = this.props;
+    const { status, lang, width, height } = this.props;
     const mediaAttachments = status.get('media_attachments');
 
     if (mediaAttachments.size === 0) {
@@ -64,6 +65,7 @@ export default class MediaAttachments extends ImmutablePureComponent {
             <Component
               src={audio.get('url')}
               alt={audio.get('description')}
+              lang={lang || status.get('language')}
               width={width}
               height={height}
               poster={audio.get('preview_url') || status.getIn(['account', 'avatar_static'])}
@@ -87,6 +89,7 @@ export default class MediaAttachments extends ImmutablePureComponent {
               blurhash={video.get('blurhash')}
               src={video.get('url')}
               alt={video.get('description')}
+              lang={lang || status.get('language')}
               width={width}
               height={height}
               inline
@@ -102,6 +105,7 @@ export default class MediaAttachments extends ImmutablePureComponent {
           {Component => (
             <Component
               media={mediaAttachments}
+              lang={lang || status.get('language')}
               sensitive={status.get('sensitive')}
               defaultWidth={width}
               height={height}
diff --git a/app/javascript/mastodon/components/media_gallery.jsx b/app/javascript/mastodon/components/media_gallery.jsx
index 659a83375..f869bd62d 100644
--- a/app/javascript/mastodon/components/media_gallery.jsx
+++ b/app/javascript/mastodon/components/media_gallery.jsx
@@ -17,6 +17,7 @@ class Item extends React.PureComponent {
 
   static propTypes = {
     attachment: ImmutablePropTypes.map.isRequired,
+    lang: PropTypes.string,
     standalone: PropTypes.bool,
     index: PropTypes.number.isRequired,
     size: PropTypes.number.isRequired,
@@ -78,7 +79,7 @@ class Item extends React.PureComponent {
   };
 
   render () {
-    const { attachment, index, size, standalone, displayWidth, visible } = this.props;
+    const { attachment, lang, index, size, standalone, displayWidth, visible } = this.props;
 
     let width  = 50;
     let height = 100;
@@ -134,7 +135,7 @@ class Item extends React.PureComponent {
     if (attachment.get('type') === 'unknown') {
       return (
         <div className={classNames('media-gallery__item', { standalone })} key={attachment.get('id')} style={{ left: left, top: top, right: right, bottom: bottom, width: `${width}%`, height: `${height}%` }}>
-          <a className='media-gallery__item-thumbnail' href={attachment.get('remote_url') || attachment.get('url')} style={{ cursor: 'pointer' }} title={attachment.get('description')} target='_blank' rel='noopener noreferrer'>
+          <a className='media-gallery__item-thumbnail' href={attachment.get('remote_url') || attachment.get('url')} style={{ cursor: 'pointer' }} title={attachment.get('description')} lang={lang} target='_blank' rel='noopener noreferrer'>
             <Blurhash
               hash={attachment.get('blurhash')}
               className='media-gallery__preview'
@@ -174,6 +175,7 @@ class Item extends React.PureComponent {
             sizes={sizes}
             alt={attachment.get('description')}
             title={attachment.get('description')}
+            lang={lang}
             style={{ objectPosition: `${x}% ${y}%` }}
             onLoad={this.handleImageLoad}
           />
@@ -188,6 +190,7 @@ class Item extends React.PureComponent {
             className='media-gallery__item-gifv-thumbnail'
             aria-label={attachment.get('description')}
             title={attachment.get('description')}
+            lang={lang}
             role='application'
             src={attachment.get('url')}
             onClick={this.handleClick}
@@ -227,6 +230,7 @@ class MediaGallery extends React.PureComponent {
     sensitive: PropTypes.bool,
     standalone: PropTypes.bool,
     media: ImmutablePropTypes.list.isRequired,
+    lang: PropTypes.string,
     size: PropTypes.object,
     height: PropTypes.number.isRequired,
     onOpenMedia: PropTypes.func.isRequired,
@@ -310,9 +314,8 @@ class MediaGallery extends React.PureComponent {
   }
 
   render () {
-    const { media, intl, sensitive, height, defaultWidth, standalone, autoplay } = this.props;
+    const { media, lang, intl, sensitive, height, defaultWidth, standalone, autoplay } = this.props;
     const { visible } = this.state;
-
     const width = this.state.width || defaultWidth;
 
     let children, spoilerButton;
@@ -333,9 +336,9 @@ class MediaGallery extends React.PureComponent {
     const uncached = media.every(attachment => attachment.get('type') === 'unknown');
 
     if (standalone && this.isFullSizeEligible()) {
-      children = <Item standalone autoplay={autoplay} onClick={this.handleClick} attachment={media.get(0)} displayWidth={width} visible={visible} />;
+      children = <Item standalone autoplay={autoplay} onClick={this.handleClick} attachment={media.get(0)} lang={lang} displayWidth={width} visible={visible} />;
     } else {
-      children = media.take(4).map((attachment, i) => <Item key={attachment.get('id')} autoplay={autoplay} onClick={this.handleClick} attachment={attachment} index={i} size={size} displayWidth={width} visible={visible || uncached} />);
+      children = media.take(4).map((attachment, i) => <Item key={attachment.get('id')} autoplay={autoplay} onClick={this.handleClick} attachment={attachment} index={i} lang={lang} size={size} displayWidth={width} visible={visible || uncached} />);
     }
 
     if (uncached) {
diff --git a/app/javascript/mastodon/components/poll.jsx b/app/javascript/mastodon/components/poll.jsx
index 95a900c49..7efedfe34 100644
--- a/app/javascript/mastodon/components/poll.jsx
+++ b/app/javascript/mastodon/components/poll.jsx
@@ -40,6 +40,7 @@ class Poll extends ImmutablePureComponent {
 
   static propTypes = {
     poll: ImmutablePropTypes.map,
+    lang: PropTypes.string,
     intl: PropTypes.object.isRequired,
     disabled: PropTypes.bool,
     refresh: PropTypes.func,
@@ -126,7 +127,7 @@ class Poll extends ImmutablePureComponent {
   };
 
   renderOption (option, optionIndex, showResults) {
-    const { poll, disabled, intl } = this.props;
+    const { poll, lang, disabled, intl } = this.props;
     const pollVotesCount  = poll.get('voters_count') || poll.get('votes_count');
     const percent         = pollVotesCount === 0 ? 0 : (option.get('votes_count') / pollVotesCount) * 100;
     const leading         = poll.get('options').filterNot(other => other.get('title') === option.get('title')).every(other => option.get('votes_count') >= other.get('votes_count'));
@@ -159,6 +160,7 @@ class Poll extends ImmutablePureComponent {
               onKeyPress={this.handleOptionKeyPress}
               aria-checked={active}
               aria-label={option.get('title')}
+              lang={lang}
               data-index={optionIndex}
             />
           )}
@@ -175,6 +177,7 @@ class Poll extends ImmutablePureComponent {
 
           <span
             className='poll__option__text translate'
+            lang={lang}
             dangerouslySetInnerHTML={{ __html: titleEmojified }}
           />
 
diff --git a/app/javascript/mastodon/components/status.jsx b/app/javascript/mastodon/components/status.jsx
index 2e2d96634..a48230baf 100644
--- a/app/javascript/mastodon/components/status.jsx
+++ b/app/javascript/mastodon/components/status.jsx
@@ -417,6 +417,7 @@ class Status extends ImmutablePureComponent {
               <Component
                 src={attachment.get('url')}
                 alt={attachment.get('description')}
+                lang={status.get('language')}
                 poster={attachment.get('preview_url') || status.getIn(['account', 'avatar_static'])}
                 backgroundColor={attachment.getIn(['meta', 'colors', 'background'])}
                 foregroundColor={attachment.getIn(['meta', 'colors', 'foreground'])}
@@ -446,6 +447,7 @@ class Status extends ImmutablePureComponent {
                 blurhash={attachment.get('blurhash')}
                 src={attachment.get('url')}
                 alt={attachment.get('description')}
+                lang={status.get('language')}
                 width={this.props.cachedMediaWidth}
                 height={110}
                 inline
@@ -465,6 +467,7 @@ class Status extends ImmutablePureComponent {
             {Component => (
               <Component
                 media={status.get('media_attachments')}
+                lang={status.get('language')}
                 sensitive={status.get('sensitive')}
                 height={110}
                 onOpenMedia={this.handleOpenMedia}
diff --git a/app/javascript/mastodon/components/status_content.jsx b/app/javascript/mastodon/components/status_content.jsx
index ece54621f..a1c38171f 100644
--- a/app/javascript/mastodon/components/status_content.jsx
+++ b/app/javascript/mastodon/components/status_content.jsx
@@ -242,7 +242,7 @@ class StatusContent extends React.PureComponent {
     );
 
     const poll = !!status.get('poll') && (
-      <PollContainer pollId={status.get('poll')} />
+      <PollContainer pollId={status.get('poll')} lang={status.get('language')} />
     );
 
     if (status.get('spoiler_text').length > 0) {
diff --git a/app/javascript/mastodon/features/account_gallery/components/media_item.jsx b/app/javascript/mastodon/features/account_gallery/components/media_item.jsx
index d6d60ebda..53b04acfd 100644
--- a/app/javascript/mastodon/features/account_gallery/components/media_item.jsx
+++ b/app/javascript/mastodon/features/account_gallery/components/media_item.jsx
@@ -76,6 +76,7 @@ export default class MediaItem extends ImmutablePureComponent {
           <img
             src={attachment.get('preview_url') || attachment.getIn(['account', 'avatar_static'])}
             alt={attachment.get('description')}
+            lang={status.get('language')}
             onLoad={this.handleImageLoad}
           />
         );
@@ -95,6 +96,7 @@ export default class MediaItem extends ImmutablePureComponent {
           <img
             src={attachment.get('preview_url')}
             alt={attachment.get('description')}
+            lang={status.get('language')}
             style={{ objectPosition: `${x}% ${y}%` }}
             onLoad={this.handleImageLoad}
           />
@@ -105,6 +107,7 @@ export default class MediaItem extends ImmutablePureComponent {
             className='media-gallery__item-gifv-thumbnail'
             aria-label={attachment.get('description')}
             title={attachment.get('description')}
+            lang={status.get('language')}
             role='application'
             src={attachment.get('url')}
             onMouseEnter={this.handleMouseEnter}
diff --git a/app/javascript/mastodon/features/audio/index.jsx b/app/javascript/mastodon/features/audio/index.jsx
index bf954c06d..9a9de02ae 100644
--- a/app/javascript/mastodon/features/audio/index.jsx
+++ b/app/javascript/mastodon/features/audio/index.jsx
@@ -28,6 +28,7 @@ class Audio extends React.PureComponent {
   static propTypes = {
     src: PropTypes.string.isRequired,
     alt: PropTypes.string,
+    lang: PropTypes.string,
     poster: PropTypes.string,
     duration: PropTypes.number,
     width: PropTypes.number,
@@ -458,7 +459,7 @@ class Audio extends React.PureComponent {
   };
 
   render () {
-    const { src, intl, alt, editable, autoPlay, sensitive, blurhash } = this.props;
+    const { src, intl, alt, lang, editable, autoPlay, sensitive, blurhash } = this.props;
     const { paused, muted, volume, currentTime, duration, buffer, dragging, revealed } = this.state;
     const progress = Math.min((currentTime / duration) * 100, 100);
 
@@ -503,6 +504,7 @@ class Audio extends React.PureComponent {
           onKeyDown={this.handleAudioKeyDown}
           title={alt}
           aria-label={alt}
+          lang={lang}
         />
 
         <div className={classNames('spoiler-button', { 'spoiler-button--hidden': revealed || editable })}>
diff --git a/app/javascript/mastodon/features/status/components/detailed_status.jsx b/app/javascript/mastodon/features/status/components/detailed_status.jsx
index 064231ffe..f9ff57261 100644
--- a/app/javascript/mastodon/features/status/components/detailed_status.jsx
+++ b/app/javascript/mastodon/features/status/components/detailed_status.jsx
@@ -139,6 +139,7 @@ class DetailedStatus extends ImmutablePureComponent {
           <Audio
             src={attachment.get('url')}
             alt={attachment.get('description')}
+            lang={status.get('language')}
             duration={attachment.getIn(['meta', 'original', 'duration'], 0)}
             poster={attachment.get('preview_url') || status.getIn(['account', 'avatar_static'])}
             backgroundColor={attachment.getIn(['meta', 'colors', 'background'])}
@@ -161,6 +162,7 @@ class DetailedStatus extends ImmutablePureComponent {
             blurhash={attachment.get('blurhash')}
             src={attachment.get('url')}
             alt={attachment.get('description')}
+            lang={status.get('language')}
             width={300}
             height={150}
             inline
@@ -176,6 +178,7 @@ class DetailedStatus extends ImmutablePureComponent {
             standalone
             sensitive={status.get('sensitive')}
             media={status.get('media_attachments')}
+            lang={status.get('language')}
             height={300}
             onOpenMedia={this.props.onOpenMedia}
             visible={this.props.showMedia}
diff --git a/app/javascript/mastodon/features/ui/components/audio_modal.jsx b/app/javascript/mastodon/features/ui/components/audio_modal.jsx
index c46fefce8..a2fa8c49c 100644
--- a/app/javascript/mastodon/features/ui/components/audio_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/audio_modal.jsx
@@ -7,15 +7,17 @@ import ImmutablePureComponent from 'react-immutable-pure-component';
 import Footer from 'mastodon/features/picture_in_picture/components/footer';
 
 const mapStateToProps = (state, { statusId }) => ({
+  language: state.getIn(['statuses', statusId, 'language']),
   accountStaticAvatar: state.getIn(['accounts', state.getIn(['statuses', statusId, 'account']), 'avatar_static']),
 });
 
-export default @connect(mapStateToProps)
+export default @connect(mapStateToProps, null, null, { forwardRef: true })
 class AudioModal extends ImmutablePureComponent {
 
   static propTypes = {
     media: ImmutablePropTypes.map.isRequired,
     statusId: PropTypes.string.isRequired,
+    language: PropTypes.string,
     accountStaticAvatar: PropTypes.string.isRequired,
     options: PropTypes.shape({
       autoPlay: PropTypes.bool,
@@ -25,7 +27,7 @@ class AudioModal extends ImmutablePureComponent {
   };
 
   render () {
-    const { media, accountStaticAvatar, statusId, onClose } = this.props;
+    const { media, language, accountStaticAvatar, statusId, onClose } = this.props;
     const options = this.props.options || {};
 
     return (
@@ -34,6 +36,7 @@ class AudioModal extends ImmutablePureComponent {
           <Audio
             src={media.get('url')}
             alt={media.get('description')}
+            lang={language}
             duration={media.getIn(['meta', 'original', 'duration'], 0)}
             height={150}
             poster={media.get('preview_url') || accountStaticAvatar}
diff --git a/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx b/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx
index ecccc8f7d..cbb1567b7 100644
--- a/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx
@@ -12,6 +12,7 @@ import RelativeTimestamp from 'mastodon/components/relative_timestamp';
 import MediaAttachments from 'mastodon/components/media_attachments';
 
 const mapStateToProps = (state, { statusId }) => ({
+  language: state.getIn(['statuses', statusId, 'language']),
   versions: state.getIn(['history', statusId, 'items']),
 });
 
@@ -30,11 +31,12 @@ class CompareHistoryModal extends React.PureComponent {
     onClose: PropTypes.func.isRequired,
     index: PropTypes.number.isRequired,
     statusId: PropTypes.string.isRequired,
+    language: PropTypes.string.isRequired,
     versions: ImmutablePropTypes.list.isRequired,
   };
 
   render () {
-    const { index, versions, onClose } = this.props;
+    const { index, versions, language, onClose } = this.props;
     const currentVersion = versions.get(index);
 
     const emojiMap = currentVersion.get('emojis').reduce((obj, emoji) => {
@@ -65,12 +67,12 @@ class CompareHistoryModal extends React.PureComponent {
           <div className='status__content'>
             {currentVersion.get('spoiler_text').length > 0 && (
               <React.Fragment>
-                <div className='translate' dangerouslySetInnerHTML={spoilerContent} />
+                <div className='translate' dangerouslySetInnerHTML={spoilerContent} lang={language} />
                 <hr />
               </React.Fragment>
             )}
 
-            <div className='status__content__text status__content__text--visible translate' dangerouslySetInnerHTML={content} />
+            <div className='status__content__text status__content__text--visible translate' dangerouslySetInnerHTML={content} lang={language} />
 
             {!!currentVersion.get('poll') && (
               <div className='poll'>
@@ -82,6 +84,7 @@ class CompareHistoryModal extends React.PureComponent {
                       <span
                         className='poll__option__text translate'
                         dangerouslySetInnerHTML={{ __html: emojify(escapeTextContentForBrowser(option.get('title')), emojiMap) }}
+                        lang={language}
                       />
                     </li>
                   ))}
@@ -89,7 +92,7 @@ class CompareHistoryModal extends React.PureComponent {
               </div>
             )}
 
-            <MediaAttachments status={currentVersion} />
+            <MediaAttachments status={currentVersion} lang={language} />
           </div>
         </div>
       </div>
diff --git a/app/javascript/mastodon/features/ui/components/image_loader.jsx b/app/javascript/mastodon/features/ui/components/image_loader.jsx
index 92aeef5c4..9093eab28 100644
--- a/app/javascript/mastodon/features/ui/components/image_loader.jsx
+++ b/app/javascript/mastodon/features/ui/components/image_loader.jsx
@@ -8,6 +8,7 @@ export default class ImageLoader extends PureComponent {
 
   static propTypes = {
     alt: PropTypes.string,
+    lang: PropTypes.string,
     src: PropTypes.string.isRequired,
     previewSrc: PropTypes.string,
     width: PropTypes.number,
@@ -18,6 +19,7 @@ export default class ImageLoader extends PureComponent {
 
   static defaultProps = {
     alt: '',
+    lang: '',
     width: null,
     height: null,
   };
@@ -129,7 +131,7 @@ export default class ImageLoader extends PureComponent {
   };
 
   render () {
-    const { alt, src, width, height, onClick } = this.props;
+    const { alt, lang, src, width, height, onClick } = this.props;
     const { loading } = this.state;
 
     const className = classNames('image-loader', {
@@ -154,6 +156,7 @@ export default class ImageLoader extends PureComponent {
         ) : (
           <ZoomableImage
             alt={alt}
+            lang={lang}
             src={src}
             onClick={onClick}
             width={width}
diff --git a/app/javascript/mastodon/features/ui/components/media_modal.jsx b/app/javascript/mastodon/features/ui/components/media_modal.jsx
index 1cda8de04..086da8cf5 100644
--- a/app/javascript/mastodon/features/ui/components/media_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/media_modal.jsx
@@ -3,6 +3,7 @@ import ReactSwipeableViews from 'react-swipeable-views';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import Video from 'mastodon/features/video';
+import { connect } from 'react-redux';
 import classNames from 'classnames';
 import { defineMessages, injectIntl } from 'react-intl';
 import IconButton from 'mastodon/components/icon_button';
@@ -20,7 +21,12 @@ const messages = defineMessages({
   next: { id: 'lightbox.next', defaultMessage: 'Next' },
 });
 
-export default @injectIntl
+const mapStateToProps = (state, { statusId }) => ({
+  language: state.getIn(['statuses', statusId, 'language']),
+});
+
+export default @connect(mapStateToProps, null, null, { forwardRef: true })
+@injectIntl
 class MediaModal extends ImmutablePureComponent {
 
   static propTypes = {
@@ -129,7 +135,7 @@ class MediaModal extends ImmutablePureComponent {
   };
 
   render () {
-    const { media, statusId, intl, onClose } = this.props;
+    const { media, language, statusId, intl, onClose } = this.props;
     const { navigationHidden } = this.state;
 
     const index = this.getIndex();
@@ -149,6 +155,7 @@ class MediaModal extends ImmutablePureComponent {
             width={width}
             height={height}
             alt={image.get('description')}
+            lang={language}
             key={image.get('url')}
             onClick={this.toggleNavigation}
             zoomButtonHidden={this.state.zoomButtonHidden}
@@ -171,6 +178,7 @@ class MediaModal extends ImmutablePureComponent {
             onCloseVideo={onClose}
             detailed
             alt={image.get('description')}
+            lang={language}
             key={image.get('url')}
           />
         );
@@ -182,6 +190,7 @@ class MediaModal extends ImmutablePureComponent {
             height={height}
             key={image.get('preview_url')}
             alt={image.get('description')}
+            lang={language}
             onClick={this.toggleNavigation}
           />
         );
diff --git a/app/javascript/mastodon/features/ui/components/video_modal.jsx b/app/javascript/mastodon/features/ui/components/video_modal.jsx
index abaccbe98..1737d52db 100644
--- a/app/javascript/mastodon/features/ui/components/video_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/video_modal.jsx
@@ -2,15 +2,22 @@ import React from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import Video from 'mastodon/features/video';
+import { connect } from 'react-redux';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 import Footer from 'mastodon/features/picture_in_picture/components/footer';
 import { getAverageFromBlurhash } from 'mastodon/blurhash';
 
-export default class VideoModal extends ImmutablePureComponent {
+const mapStateToProps = (state, { statusId }) => ({
+  language: state.getIn(['statuses', statusId, 'language']),
+});
+
+export default @connect(mapStateToProps, null, null, { forwardRef: true })
+class VideoModal extends ImmutablePureComponent {
 
   static propTypes = {
     media: ImmutablePropTypes.map.isRequired,
     statusId: PropTypes.string,
+    language: PropTypes.string,
     options: PropTypes.shape({
       startTime: PropTypes.number,
       autoPlay: PropTypes.bool,
@@ -31,7 +38,7 @@ export default class VideoModal extends ImmutablePureComponent {
   }
 
   render () {
-    const { media, statusId, onClose } = this.props;
+    const { media, statusId, language, onClose } = this.props;
     const options = this.props.options || {};
 
     return (
@@ -49,6 +56,7 @@ export default class VideoModal extends ImmutablePureComponent {
             autoFocus
             detailed
             alt={media.get('description')}
+            lang={language}
           />
         </div>
 
diff --git a/app/javascript/mastodon/features/ui/components/zoomable_image.jsx b/app/javascript/mastodon/features/ui/components/zoomable_image.jsx
index 3b2bb0286..7faba4c10 100644
--- a/app/javascript/mastodon/features/ui/components/zoomable_image.jsx
+++ b/app/javascript/mastodon/features/ui/components/zoomable_image.jsx
@@ -96,6 +96,7 @@ class ZoomableImage extends React.PureComponent {
 
   static propTypes = {
     alt: PropTypes.string,
+    lang: PropTypes.string,
     src: PropTypes.string.isRequired,
     width: PropTypes.number,
     height: PropTypes.number,
@@ -106,6 +107,7 @@ class ZoomableImage extends React.PureComponent {
 
   static defaultProps = {
     alt: '',
+    lang: '',
     width: null,
     height: null,
   };
@@ -403,7 +405,7 @@ class ZoomableImage extends React.PureComponent {
   };
 
   render () {
-    const { alt, src, width, height, intl } = this.props;
+    const { alt, lang, src, width, height, intl } = this.props;
     const { scale, lockTranslate } = this.state;
     const overflow = scale === MIN_SCALE ? 'hidden' : 'scroll';
     const zoomButtonShouldHide = this.state.navigationHidden || this.props.zoomButtonHidden || this.state.zoomMatrix.rate <= MIN_SCALE ? 'media-modal__zoom-button--hidden' : '';
@@ -431,6 +433,7 @@ class ZoomableImage extends React.PureComponent {
             ref={this.setImageRef}
             alt={alt}
             title={alt}
+            lang={lang}
             src={src}
             width={width}
             height={height}
diff --git a/app/javascript/mastodon/features/video/index.jsx b/app/javascript/mastodon/features/video/index.jsx
index 8d63394aa..dc722a7a7 100644
--- a/app/javascript/mastodon/features/video/index.jsx
+++ b/app/javascript/mastodon/features/video/index.jsx
@@ -102,6 +102,7 @@ class Video extends React.PureComponent {
     frameRate: PropTypes.string,
     src: PropTypes.string.isRequired,
     alt: PropTypes.string,
+    lang: PropTypes.string,
     width: PropTypes.number,
     height: PropTypes.number,
     sensitive: PropTypes.bool,
@@ -524,7 +525,7 @@ class Video extends React.PureComponent {
   }
 
   render () {
-    const { preview, src, inline, onOpenVideo, onCloseVideo, intl, alt, detailed, sensitive, editable, blurhash, autoFocus } = this.props;
+    const { preview, src, inline, onOpenVideo, onCloseVideo, intl, alt, lang, detailed, sensitive, editable, blurhash, autoFocus } = this.props;
     const { containerWidth, currentTime, duration, volume, buffer, dragging, paused, fullscreen, hovered, muted, revealed } = this.state;
     const progress = Math.min((currentTime / duration) * 100, 100);
     const playerStyle = {};
@@ -585,6 +586,7 @@ class Video extends React.PureComponent {
           tabIndex='0'
           aria-label={alt}
           title={alt}
+          lang={lang}
           width={width}
           height={height}
           volume={volume}
-- 
cgit 


From ec0c104bf25f2689c31bb79f9f447be1a9b3da7f Mon Sep 17 00:00:00 2001
From: Nick Schonning <nschonni@gmail.com>
Date: Tue, 4 Apr 2023 10:33:44 -0400
Subject: Ensure tabIndex is number instead of string (#24409)

---
 .../mastodon/components/admin/ReportReasonSelector.jsx |  4 ++--
 .../mastodon/components/autosuggest_input.jsx          |  2 +-
 .../mastodon/components/autosuggest_textarea.jsx       |  2 +-
 .../mastodon/components/column_back_button_slim.jsx    |  2 +-
 app/javascript/mastodon/components/dropdown_menu.jsx   |  2 +-
 app/javascript/mastodon/components/gifv.jsx            |  4 ++--
 app/javascript/mastodon/components/icon_button.jsx     |  4 ++--
 .../components/intersection_observer_article.jsx       |  4 ++--
 .../components/picture_in_picture_placeholder.jsx      |  2 +-
 app/javascript/mastodon/components/poll.jsx            |  2 +-
 app/javascript/mastodon/components/status.jsx          |  4 ++--
 app/javascript/mastodon/components/status_content.jsx  |  6 +++---
 app/javascript/mastodon/features/about/index.jsx       |  2 +-
 app/javascript/mastodon/features/audio/index.jsx       |  8 ++++----
 .../features/compose/components/language_dropdown.jsx  |  2 +-
 .../mastodon/features/compose/components/poll_form.jsx |  2 +-
 .../features/compose/components/privacy_dropdown.jsx   |  2 +-
 .../mastodon/features/compose/components/search.jsx    |  2 +-
 .../mastodon/features/compose/components/upload.jsx    |  2 +-
 .../direct_timeline/components/conversation.jsx        |  2 +-
 .../mastodon/features/filters/select_filter.jsx        |  4 ++--
 .../features/list_editor/components/search.jsx         |  2 +-
 app/javascript/mastodon/features/list_editor/index.jsx |  2 +-
 .../mastodon/features/list_timeline/index.jsx          |  4 ++--
 .../notifications/components/clear_column_button.jsx   |  2 +-
 .../components/grant_permission_button.jsx             |  2 +-
 .../features/notifications/components/notification.jsx | 18 +++++++++---------
 .../mastodon/features/report/components/option.jsx     |  2 +-
 app/javascript/mastodon/features/status/index.jsx      |  2 +-
 .../mastodon/features/ui/components/actions_modal.jsx  |  2 +-
 .../mastodon/features/ui/components/media_modal.jsx    |  4 ++--
 app/javascript/mastodon/features/video/index.jsx       |  6 +++---
 32 files changed, 55 insertions(+), 55 deletions(-)

(limited to 'app/javascript/mastodon/components/gifv.jsx')

diff --git a/app/javascript/mastodon/components/admin/ReportReasonSelector.jsx b/app/javascript/mastodon/components/admin/ReportReasonSelector.jsx
index 58a861fde..cd14dac4e 100644
--- a/app/javascript/mastodon/components/admin/ReportReasonSelector.jsx
+++ b/app/javascript/mastodon/components/admin/ReportReasonSelector.jsx
@@ -33,7 +33,7 @@ class Category extends React.PureComponent {
     const { id, text, disabled, selected, children } = this.props;
 
     return (
-      <div tabIndex='0' role='button' className={classNames('report-reason-selector__category', { selected, disabled })} onClick={this.handleClick}>
+      <div tabIndex={0} role='button' className={classNames('report-reason-selector__category', { selected, disabled })} onClick={this.handleClick}>
         {selected && <input type='hidden' name='report[category]' value={id} />}
 
         <div className='report-reason-selector__category__label'>
@@ -74,7 +74,7 @@ class Rule extends React.PureComponent {
     const { id, text, disabled, selected } = this.props;
 
     return (
-      <div tabIndex='0' role='button' className={classNames('report-reason-selector__rule', { selected, disabled })} onClick={this.handleClick}>
+      <div tabIndex={0} role='button' className={classNames('report-reason-selector__rule', { selected, disabled })} onClick={this.handleClick}>
         <span className={classNames('poll__input', { checkbox: true, active: selected, disabled })} />
         {selected && <input type='hidden' name='report[rule_ids][]' value={id} />}
         {text}
diff --git a/app/javascript/mastodon/components/autosuggest_input.jsx b/app/javascript/mastodon/components/autosuggest_input.jsx
index f9616c581..a68e2a01b 100644
--- a/app/javascript/mastodon/components/autosuggest_input.jsx
+++ b/app/javascript/mastodon/components/autosuggest_input.jsx
@@ -180,7 +180,7 @@ export default class AutosuggestInput extends ImmutablePureComponent {
     }
 
     return (
-      <div role='button' tabIndex='0' key={key} data-index={i} className={classNames('autosuggest-textarea__suggestions__item', { selected: i === selectedSuggestion })} onMouseDown={this.onSuggestionClick}>
+      <div role='button' tabIndex={0} key={key} data-index={i} className={classNames('autosuggest-textarea__suggestions__item', { selected: i === selectedSuggestion })} onMouseDown={this.onSuggestionClick}>
         {inner}
       </div>
     );
diff --git a/app/javascript/mastodon/components/autosuggest_textarea.jsx b/app/javascript/mastodon/components/autosuggest_textarea.jsx
index c04491298..a627bc1ec 100644
--- a/app/javascript/mastodon/components/autosuggest_textarea.jsx
+++ b/app/javascript/mastodon/components/autosuggest_textarea.jsx
@@ -186,7 +186,7 @@ export default class AutosuggestTextarea extends ImmutablePureComponent {
     }
 
     return (
-      <div role='button' tabIndex='0' key={key} data-index={i} className={classNames('autosuggest-textarea__suggestions__item', { selected: i === selectedSuggestion })} onMouseDown={this.onSuggestionClick}>
+      <div role='button' tabIndex={0} key={key} data-index={i} className={classNames('autosuggest-textarea__suggestions__item', { selected: i === selectedSuggestion })} onMouseDown={this.onSuggestionClick}>
         {inner}
       </div>
     );
diff --git a/app/javascript/mastodon/components/column_back_button_slim.jsx b/app/javascript/mastodon/components/column_back_button_slim.jsx
index cc8bfb151..46ac23736 100644
--- a/app/javascript/mastodon/components/column_back_button_slim.jsx
+++ b/app/javascript/mastodon/components/column_back_button_slim.jsx
@@ -8,7 +8,7 @@ export default class ColumnBackButtonSlim extends ColumnBackButton {
   render () {
     return (
       <div className='column-back-button--slim'>
-        <div role='button' tabIndex='0' onClick={this.handleClick} className='column-back-button column-back-button--slim-button'>
+        <div role='button' tabIndex={0} onClick={this.handleClick} className='column-back-button column-back-button--slim-button'>
           <Icon id='chevron-left' className='column-back-button__icon' fixedWidth />
           <FormattedMessage id='column_back_button.label' defaultMessage='Back' />
         </div>
diff --git a/app/javascript/mastodon/components/dropdown_menu.jsx b/app/javascript/mastodon/components/dropdown_menu.jsx
index c04c513fb..eaaa72fd8 100644
--- a/app/javascript/mastodon/components/dropdown_menu.jsx
+++ b/app/javascript/mastodon/components/dropdown_menu.jsx
@@ -119,7 +119,7 @@ class DropdownMenu extends React.PureComponent {
 
     return (
       <li className='dropdown-menu__item' key={`${text}-${i}`}>
-        <a href={href} target={target} data-method={method} rel='noopener noreferrer' role='button' tabIndex='0' ref={i === 0 ? this.setFocusRef : null} onClick={this.handleClick} onKeyPress={this.handleItemKeyPress} data-index={i}>
+        <a href={href} target={target} data-method={method} rel='noopener noreferrer' role='button' tabIndex={0} ref={i === 0 ? this.setFocusRef : null} onClick={this.handleClick} onKeyPress={this.handleItemKeyPress} data-index={i}>
           {text}
         </a>
       </li>
diff --git a/app/javascript/mastodon/components/gifv.jsx b/app/javascript/mastodon/components/gifv.jsx
index 9ec201c6c..1ce7e7c29 100644
--- a/app/javascript/mastodon/components/gifv.jsx
+++ b/app/javascript/mastodon/components/gifv.jsx
@@ -46,7 +46,7 @@ export default class GIFV extends React.PureComponent {
             width={width}
             height={height}
             role='button'
-            tabIndex='0'
+            tabIndex={0}
             aria-label={alt}
             title={alt}
             lang={lang}
@@ -57,7 +57,7 @@ export default class GIFV extends React.PureComponent {
         <video
           src={src}
           role='button'
-          tabIndex='0'
+          tabIndex={0}
           aria-label={alt}
           title={alt}
           lang={lang}
diff --git a/app/javascript/mastodon/components/icon_button.jsx b/app/javascript/mastodon/components/icon_button.jsx
index 003692373..989cae440 100644
--- a/app/javascript/mastodon/components/icon_button.jsx
+++ b/app/javascript/mastodon/components/icon_button.jsx
@@ -23,7 +23,7 @@ export default class IconButton extends React.PureComponent {
     inverted: PropTypes.bool,
     animate: PropTypes.bool,
     overlay: PropTypes.bool,
-    tabIndex: PropTypes.string,
+    tabIndex: PropTypes.number,
     counter: PropTypes.number,
     obfuscateCount: PropTypes.bool,
     href: PropTypes.string,
@@ -36,7 +36,7 @@ export default class IconButton extends React.PureComponent {
     disabled: false,
     animate: false,
     overlay: false,
-    tabIndex: '0',
+    tabIndex: 0,
     ariaHidden: false,
   };
 
diff --git a/app/javascript/mastodon/components/intersection_observer_article.jsx b/app/javascript/mastodon/components/intersection_observer_article.jsx
index c2feb003a..77957a21d 100644
--- a/app/javascript/mastodon/components/intersection_observer_article.jsx
+++ b/app/javascript/mastodon/components/intersection_observer_article.jsx
@@ -113,7 +113,7 @@ export default class IntersectionObserverArticle extends React.Component {
           aria-setsize={listLength}
           style={{ height: `${this.height || cachedHeight}px`, opacity: 0, overflow: 'hidden' }}
           data-id={id}
-          tabIndex='0'
+          tabIndex={0}
         >
           {children && React.cloneElement(children, { hidden: true })}
         </article>
@@ -121,7 +121,7 @@ export default class IntersectionObserverArticle extends React.Component {
     }
 
     return (
-      <article ref={this.handleRef} aria-posinset={index + 1} aria-setsize={listLength} data-id={id} tabIndex='0'>
+      <article ref={this.handleRef} aria-posinset={index + 1} aria-setsize={listLength} data-id={id} tabIndex={0}>
         {children && React.cloneElement(children, { hidden: false })}
       </article>
     );
diff --git a/app/javascript/mastodon/components/picture_in_picture_placeholder.jsx b/app/javascript/mastodon/components/picture_in_picture_placeholder.jsx
index c8aa8f757..6322b1c66 100644
--- a/app/javascript/mastodon/components/picture_in_picture_placeholder.jsx
+++ b/app/javascript/mastodon/components/picture_in_picture_placeholder.jsx
@@ -58,7 +58,7 @@ class PictureInPicturePlaceholder extends React.PureComponent {
     const { height } = this.state;
 
     return (
-      <div ref={this.setRef} className='picture-in-picture-placeholder' style={{ height }} role='button' tabIndex='0' onClick={this.handleClick}>
+      <div ref={this.setRef} className='picture-in-picture-placeholder' style={{ height }} role='button' tabIndex={0} onClick={this.handleClick}>
         <Icon id='window-restore' />
         <FormattedMessage id='picture_in_picture.restore' defaultMessage='Put it back' />
       </div>
diff --git a/app/javascript/mastodon/components/poll.jsx b/app/javascript/mastodon/components/poll.jsx
index 360557d00..b9b96a700 100644
--- a/app/javascript/mastodon/components/poll.jsx
+++ b/app/javascript/mastodon/components/poll.jsx
@@ -154,7 +154,7 @@ class Poll extends ImmutablePureComponent {
           {!showResults && (
             <span
               className={classNames('poll__input', { checkbox: poll.get('multiple'), active })}
-              tabIndex='0'
+              tabIndex={0}
               role={poll.get('multiple') ? 'checkbox' : 'radio'}
               onKeyPress={this.handleOptionKeyPress}
               aria-checked={active}
diff --git a/app/javascript/mastodon/components/status.jsx b/app/javascript/mastodon/components/status.jsx
index 281e69874..923dc892d 100644
--- a/app/javascript/mastodon/components/status.jsx
+++ b/app/javascript/mastodon/components/status.jsx
@@ -337,7 +337,7 @@ class Status extends ImmutablePureComponent {
     if (hidden) {
       return (
         <HotKeys handlers={handlers}>
-          <div ref={this.handleRef} className={classNames('status__wrapper', { focusable: !this.props.muted })} tabIndex='0'>
+          <div ref={this.handleRef} className={classNames('status__wrapper', { focusable: !this.props.muted })} tabIndex={0}>
             <span>{status.getIn(['account', 'display_name']) || status.getIn(['account', 'username'])}</span>
             <span>{status.get('content')}</span>
           </div>
@@ -354,7 +354,7 @@ class Status extends ImmutablePureComponent {
 
       return (
         <HotKeys handlers={minHandlers}>
-          <div className='status__wrapper status__wrapper--filtered focusable' tabIndex='0' ref={this.handleRef}>
+          <div className='status__wrapper status__wrapper--filtered focusable' tabIndex={0} ref={this.handleRef}>
             <FormattedMessage id='status.filtered' defaultMessage='Filtered' />: {matchedFilters.join(', ')}.
             {' '}
             <button className='status__wrapper--filtered__button' onClick={this.handleUnfilterClick}>
diff --git a/app/javascript/mastodon/components/status_content.jsx b/app/javascript/mastodon/components/status_content.jsx
index 8d3a80248..fb953b9dd 100644
--- a/app/javascript/mastodon/components/status_content.jsx
+++ b/app/javascript/mastodon/components/status_content.jsx
@@ -268,7 +268,7 @@ class StatusContent extends React.PureComponent {
       }
 
       return (
-        <div className={classNames} ref={this.setRef} tabIndex='0' onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
+        <div className={classNames} ref={this.setRef} tabIndex={0} onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
           <p style={{ marginBottom: hidden && status.get('mentions').isEmpty() ? '0px' : null }}>
             <span dangerouslySetInnerHTML={spoilerContent} className='translate' lang={lang} />
             {' '}
@@ -286,7 +286,7 @@ class StatusContent extends React.PureComponent {
     } else if (this.props.onClick) {
       return (
         <>
-          <div className={classNames} ref={this.setRef} tabIndex='0' onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp} key='status-content' onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
+          <div className={classNames} ref={this.setRef} tabIndex={0} onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp} key='status-content' onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
             <div className='status__content__text status__content__text--visible translate' lang={lang} dangerouslySetInnerHTML={content} />
 
             {poll}
@@ -298,7 +298,7 @@ class StatusContent extends React.PureComponent {
       );
     } else {
       return (
-        <div className={classNames} ref={this.setRef} tabIndex='0' onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
+        <div className={classNames} ref={this.setRef} tabIndex={0} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
           <div className='status__content__text status__content__text--visible translate' lang={lang} dangerouslySetInnerHTML={content} />
 
           {poll}
diff --git a/app/javascript/mastodon/features/about/index.jsx b/app/javascript/mastodon/features/about/index.jsx
index 2804c4a21..bb35f3203 100644
--- a/app/javascript/mastodon/features/about/index.jsx
+++ b/app/javascript/mastodon/features/about/index.jsx
@@ -67,7 +67,7 @@ class Section extends React.PureComponent {
 
     return (
       <div className={classNames('about__section', { active: !collapsed })}>
-        <div className='about__section__title' role='button' tabIndex='0' onClick={this.handleClick}>
+        <div className='about__section__title' role='button' tabIndex={0} onClick={this.handleClick}>
           <Icon id={collapsed ? 'chevron-right' : 'chevron-down'} fixedWidth /> {title}
         </div>
 
diff --git a/app/javascript/mastodon/features/audio/index.jsx b/app/javascript/mastodon/features/audio/index.jsx
index b0c6eeee6..df40b48f0 100644
--- a/app/javascript/mastodon/features/audio/index.jsx
+++ b/app/javascript/mastodon/features/audio/index.jsx
@@ -470,7 +470,7 @@ class Audio extends React.PureComponent {
     }
 
     return (
-      <div className={classNames('audio-player', { editable, inactive: !revealed })} ref={this.setPlayerRef} style={{ backgroundColor: this._getBackgroundColor(), color: this._getForegroundColor(), width: '100%', height: this.props.fullscreen ? '100%' : (this.state.height || this.props.height) }} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave} tabIndex='0' onKeyDown={this.handleKeyDown}>
+      <div className={classNames('audio-player', { editable, inactive: !revealed })} ref={this.setPlayerRef} style={{ backgroundColor: this._getBackgroundColor(), color: this._getForegroundColor(), width: '100%', height: this.props.fullscreen ? '100%' : (this.state.height || this.props.height) }} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave} tabIndex={0} onKeyDown={this.handleKeyDown}>
 
         <Blurhash
           hash={blurhash}
@@ -493,7 +493,7 @@ class Audio extends React.PureComponent {
 
         <canvas
           role='button'
-          tabIndex='0'
+          tabIndex={0}
           className='audio-player__canvas'
           width={this.state.width}
           height={this.state.height}
@@ -526,7 +526,7 @@ class Audio extends React.PureComponent {
 
           <span
             className={classNames('video-player__seek__handle', { active: dragging })}
-            tabIndex='0'
+            tabIndex={0}
             style={{ left: `${progress}%`, backgroundColor: this._getAccentColor() }}
             onKeyDown={this.handleAudioKeyDown}
           />
@@ -543,7 +543,7 @@ class Audio extends React.PureComponent {
 
                 <span
                   className='video-player__volume__handle'
-                  tabIndex='0'
+                  tabIndex={0}
                   style={{ left: `${volume * 100}%`, backgroundColor: this._getAccentColor() }}
                 />
               </div>
diff --git a/app/javascript/mastodon/features/compose/components/language_dropdown.jsx b/app/javascript/mastodon/features/compose/components/language_dropdown.jsx
index 908cb61a7..08542e3a9 100644
--- a/app/javascript/mastodon/features/compose/components/language_dropdown.jsx
+++ b/app/javascript/mastodon/features/compose/components/language_dropdown.jsx
@@ -209,7 +209,7 @@ class LanguageDropdownMenu extends React.PureComponent {
     const { value } = this.props;
 
     return (
-      <div key={lang[0]} role='option' tabIndex='0' data-index={lang[0]} className={classNames('language-dropdown__dropdown__results__item', { active: lang[0] === value })} aria-selected={lang[0] === value} onClick={this.handleClick} onKeyDown={this.handleKeyDown}>
+      <div key={lang[0]} role='option' tabIndex={0} data-index={lang[0]} className={classNames('language-dropdown__dropdown__results__item', { active: lang[0] === value })} aria-selected={lang[0] === value} onClick={this.handleClick} onKeyDown={this.handleKeyDown}>
         <span className='language-dropdown__dropdown__results__item__native-name' lang={lang[0]}>{lang[2]}</span> <span className='language-dropdown__dropdown__results__item__common-name'>({lang[1]})</span>
       </div>
     );
diff --git a/app/javascript/mastodon/features/compose/components/poll_form.jsx b/app/javascript/mastodon/features/compose/components/poll_form.jsx
index c5a8f8ca7..c0acd7eeb 100644
--- a/app/javascript/mastodon/features/compose/components/poll_form.jsx
+++ b/app/javascript/mastodon/features/compose/components/poll_form.jsx
@@ -82,7 +82,7 @@ class OptionIntl extends React.PureComponent {
             onClick={this.handleToggleMultiple}
             onKeyPress={this.handleCheckboxKeypress}
             role='button'
-            tabIndex='0'
+            tabIndex={0}
             title={intl.formatMessage(isPollMultiple ? messages.switchToSingle : messages.switchToMultiple)}
             aria-label={intl.formatMessage(isPollMultiple ? messages.switchToSingle : messages.switchToMultiple)}
           />
diff --git a/app/javascript/mastodon/features/compose/components/privacy_dropdown.jsx b/app/javascript/mastodon/features/compose/components/privacy_dropdown.jsx
index 6c4b1064e..e65c9cb72 100644
--- a/app/javascript/mastodon/features/compose/components/privacy_dropdown.jsx
+++ b/app/javascript/mastodon/features/compose/components/privacy_dropdown.jsx
@@ -115,7 +115,7 @@ class PrivacyDropdownMenu extends React.PureComponent {
     return (
       <div style={{ ...style }} role='listbox' ref={this.setRef}>
         {items.map(item => (
-          <div role='option' tabIndex='0' key={item.value} data-index={item.value} onKeyDown={this.handleKeyDown} onClick={this.handleClick} className={classNames('privacy-dropdown__option', { active: item.value === value })} aria-selected={item.value === value} ref={item.value === value ? this.setFocusRef : null}>
+          <div role='option' tabIndex={0} key={item.value} data-index={item.value} onKeyDown={this.handleKeyDown} onClick={this.handleClick} className={classNames('privacy-dropdown__option', { active: item.value === value })} aria-selected={item.value === value} ref={item.value === value ? this.setFocusRef : null}>
             <div className='privacy-dropdown__option__icon'>
               <Icon id={item.icon} fixedWidth />
             </div>
diff --git a/app/javascript/mastodon/features/compose/components/search.jsx b/app/javascript/mastodon/features/compose/components/search.jsx
index 717ecea37..46723f5cc 100644
--- a/app/javascript/mastodon/features/compose/components/search.jsx
+++ b/app/javascript/mastodon/features/compose/components/search.jsx
@@ -287,7 +287,7 @@ class Search extends React.PureComponent {
           onBlur={this.handleBlur}
         />
 
-        <div role='button' tabIndex='0' className='search__icon' onClick={this.handleClear}>
+        <div role='button' tabIndex={0} className='search__icon' onClick={this.handleClear}>
           <Icon id='search' className={hasValue ? '' : 'active'} />
           <Icon id='times-circle' className={hasValue ? 'active' : ''} aria-label={intl.formatMessage(messages.placeholder)} />
         </div>
diff --git a/app/javascript/mastodon/features/compose/components/upload.jsx b/app/javascript/mastodon/features/compose/components/upload.jsx
index f114680b9..e3651c229 100644
--- a/app/javascript/mastodon/features/compose/components/upload.jsx
+++ b/app/javascript/mastodon/features/compose/components/upload.jsx
@@ -42,7 +42,7 @@ export default class Upload extends ImmutablePureComponent {
     const y = ((focusY / -2) + .5) * 100;
 
     return (
-      <div className='compose-form__upload' tabIndex='0' role='button'>
+      <div className='compose-form__upload' tabIndex={0} role='button'>
         <Motion defaultStyle={{ scale: 0.8 }} style={{ scale: spring(1, { stiffness: 180, damping: 12 }) }}>
           {({ scale }) => (
             <div className='compose-form__upload-thumbnail' style={{ transform: `scale(${scale})`, backgroundImage: `url(${media.get('preview_url')})`, backgroundPosition: `${x}% ${y}%` }}>
diff --git a/app/javascript/mastodon/features/direct_timeline/components/conversation.jsx b/app/javascript/mastodon/features/direct_timeline/components/conversation.jsx
index 5996dd666..d0dbffe65 100644
--- a/app/javascript/mastodon/features/direct_timeline/components/conversation.jsx
+++ b/app/javascript/mastodon/features/direct_timeline/components/conversation.jsx
@@ -144,7 +144,7 @@ class Conversation extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={handlers}>
-        <div className={classNames('conversation focusable muted', { 'conversation--unread': unread })} tabIndex='0'>
+        <div className={classNames('conversation focusable muted', { 'conversation--unread': unread })} tabIndex={0}>
           <div className='conversation__avatar' onClick={this.handleClick} role='presentation'>
             <AvatarComposite accounts={accounts} size={48} />
           </div>
diff --git a/app/javascript/mastodon/features/filters/select_filter.jsx b/app/javascript/mastodon/features/filters/select_filter.jsx
index b0aede187..5778eec8e 100644
--- a/app/javascript/mastodon/features/filters/select_filter.jsx
+++ b/app/javascript/mastodon/features/filters/select_filter.jsx
@@ -65,7 +65,7 @@ class SelectFilter extends React.PureComponent {
     }
 
     return (
-      <div key={filter[0]} role='button' tabIndex='0' data-index={filter[0]} className='language-dropdown__dropdown__results__item' onClick={this.handleItemClick} onKeyDown={this.handleKeyDown}>
+      <div key={filter[0]} role='button' tabIndex={0} data-index={filter[0]} className='language-dropdown__dropdown__results__item' onClick={this.handleItemClick} onKeyDown={this.handleKeyDown}>
         <span className='language-dropdown__dropdown__results__item__native-name'>{filter[1]}</span> {warning}
       </div>
     );
@@ -73,7 +73,7 @@ class SelectFilter extends React.PureComponent {
 
   renderCreateNew (name) {
     return (
-      <div key='add-new-filter' role='button' tabIndex='0' className='language-dropdown__dropdown__results__item' onClick={this.handleNewFilterClick} onKeyDown={this.handleKeyDown}>
+      <div key='add-new-filter' role='button' tabIndex={0} className='language-dropdown__dropdown__results__item' onClick={this.handleNewFilterClick} onKeyDown={this.handleKeyDown}>
         <Icon id='plus' fixedWidth /> <FormattedMessage id='filter_modal.select_filter.prompt_new' defaultMessage='New category: {name}' values={{ name }} />
       </div>
     );
diff --git a/app/javascript/mastodon/features/list_editor/components/search.jsx b/app/javascript/mastodon/features/list_editor/components/search.jsx
index b9745e0a8..f70e272f7 100644
--- a/app/javascript/mastodon/features/list_editor/components/search.jsx
+++ b/app/javascript/mastodon/features/list_editor/components/search.jsx
@@ -63,7 +63,7 @@ class Search extends React.PureComponent {
           />
         </label>
 
-        <div role='button' tabIndex='0' className='search__icon' onClick={this.handleClear}>
+        <div role='button' tabIndex={0} className='search__icon' onClick={this.handleClear}>
           <Icon id='search' className={classNames({ active: !hasValue })} />
           <Icon id='times-circle' aria-label={intl.formatMessage(messages.search)} className={classNames({ active: hasValue })} />
         </div>
diff --git a/app/javascript/mastodon/features/list_editor/index.jsx b/app/javascript/mastodon/features/list_editor/index.jsx
index 65cebbdc8..ed9d09132 100644
--- a/app/javascript/mastodon/features/list_editor/index.jsx
+++ b/app/javascript/mastodon/features/list_editor/index.jsx
@@ -60,7 +60,7 @@ class ListEditor extends ImmutablePureComponent {
             {accountIds.map(accountId => <Account key={accountId} accountId={accountId} added />)}
           </div>
 
-          {showSearch && <div role='button' tabIndex='-1' className='drawer__backdrop' onClick={onClear} />}
+          {showSearch && <div role='button' tabIndex={-1} className='drawer__backdrop' onClick={onClear} />}
 
           <Motion defaultStyle={{ x: -100 }} style={{ x: spring(showSearch ? 0 : -100, { stiffness: 210, damping: 20 }) }}>
             {({ x }) => (
diff --git a/app/javascript/mastodon/features/list_timeline/index.jsx b/app/javascript/mastodon/features/list_timeline/index.jsx
index d0ba2a186..c0b9a62ff 100644
--- a/app/javascript/mastodon/features/list_timeline/index.jsx
+++ b/app/javascript/mastodon/features/list_timeline/index.jsx
@@ -176,11 +176,11 @@ class ListTimeline extends React.PureComponent {
           multiColumn={multiColumn}
         >
           <div className='column-settings__row column-header__links'>
-            <button type='button' className='text-btn column-header__setting-btn' tabIndex='0' onClick={this.handleEditClick}>
+            <button type='button' className='text-btn column-header__setting-btn' tabIndex={0} onClick={this.handleEditClick}>
               <Icon id='pencil' /> <FormattedMessage id='lists.edit' defaultMessage='Edit list' />
             </button>
 
-            <button type='button' className='text-btn column-header__setting-btn' tabIndex='0' onClick={this.handleDeleteClick}>
+            <button type='button' className='text-btn column-header__setting-btn' tabIndex={0} onClick={this.handleDeleteClick}>
               <Icon id='trash' /> <FormattedMessage id='lists.delete' defaultMessage='Delete list' />
             </button>
           </div>
diff --git a/app/javascript/mastodon/features/notifications/components/clear_column_button.jsx b/app/javascript/mastodon/features/notifications/components/clear_column_button.jsx
index b82fd092f..9a076ce5e 100644
--- a/app/javascript/mastodon/features/notifications/components/clear_column_button.jsx
+++ b/app/javascript/mastodon/features/notifications/components/clear_column_button.jsx
@@ -11,7 +11,7 @@ export default class ClearColumnButton extends React.PureComponent {
 
   render () {
     return (
-      <button className='text-btn column-header__setting-btn' tabIndex='0' onClick={this.props.onClick}><Icon id='eraser' /> <FormattedMessage id='notifications.clear' defaultMessage='Clear notifications' /></button>
+      <button className='text-btn column-header__setting-btn' tabIndex={0} onClick={this.props.onClick}><Icon id='eraser' /> <FormattedMessage id='notifications.clear' defaultMessage='Clear notifications' /></button>
     );
   }
 
diff --git a/app/javascript/mastodon/features/notifications/components/grant_permission_button.jsx b/app/javascript/mastodon/features/notifications/components/grant_permission_button.jsx
index 798e4c787..5b2db48fd 100644
--- a/app/javascript/mastodon/features/notifications/components/grant_permission_button.jsx
+++ b/app/javascript/mastodon/features/notifications/components/grant_permission_button.jsx
@@ -10,7 +10,7 @@ export default class GrantPermissionButton extends React.PureComponent {
 
   render () {
     return (
-      <button className='text-btn column-header__permission-btn' tabIndex='0' onClick={this.props.onClick}>
+      <button className='text-btn column-header__permission-btn' tabIndex={0} onClick={this.props.onClick}>
         <FormattedMessage id='notifications.grant_permission' defaultMessage='Grant permission.' />
       </button>
     );
diff --git a/app/javascript/mastodon/features/notifications/components/notification.jsx b/app/javascript/mastodon/features/notifications/components/notification.jsx
index cf9d9f72c..f3104cee0 100644
--- a/app/javascript/mastodon/features/notifications/components/notification.jsx
+++ b/app/javascript/mastodon/features/notifications/components/notification.jsx
@@ -123,7 +123,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-follow focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.follow, { name: account.get('acct') }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-follow focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.follow, { name: account.get('acct') }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='user-plus' fixedWidth />
@@ -145,7 +145,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-follow-request focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage({ id: 'notification.follow_request', defaultMessage: '{name} has requested to follow you' }, { name: account.get('acct') }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-follow-request focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage({ id: 'notification.follow_request', defaultMessage: '{name} has requested to follow you' }, { name: account.get('acct') }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='user' fixedWidth />
@@ -185,7 +185,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-favourite focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.favourite, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-favourite focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.favourite, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='star' className='star-icon' fixedWidth />
@@ -217,7 +217,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-reblog focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.reblog, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-reblog focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.reblog, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='retweet' fixedWidth />
@@ -253,7 +253,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-status focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.status, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-status focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.status, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='home' fixedWidth />
@@ -290,7 +290,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-update focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.update, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-update focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.update, { name: notification.getIn(['account', 'acct']) }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='pencil' fixedWidth />
@@ -329,7 +329,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-poll focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, message, notification.get('created_at'))}>
+        <div className={classNames('notification notification-poll focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, message, notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='tasks' fixedWidth />
@@ -366,7 +366,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-admin-sign-up focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.adminSignUp, { name: account.get('acct') }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-admin-sign-up focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.adminSignUp, { name: account.get('acct') }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='user-plus' fixedWidth />
@@ -396,7 +396,7 @@ class Notification extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={this.getHandlers()}>
-        <div className={classNames('notification notification-admin-report focusable', { unread })} tabIndex='0' aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.adminReport, { name: account.get('acct'), target: notification.getIn(['report', 'target_account', 'acct']) }), notification.get('created_at'))}>
+        <div className={classNames('notification notification-admin-report focusable', { unread })} tabIndex={0} aria-label={notificationForScreenReader(intl, intl.formatMessage(messages.adminReport, { name: account.get('acct'), target: notification.getIn(['report', 'target_account', 'acct']) }), notification.get('created_at'))}>
           <div className='notification__message'>
             <div className='notification__favourite-icon-wrapper'>
               <Icon id='flag' fixedWidth />
diff --git a/app/javascript/mastodon/features/report/components/option.jsx b/app/javascript/mastodon/features/report/components/option.jsx
index 42c04b018..342204e22 100644
--- a/app/javascript/mastodon/features/report/components/option.jsx
+++ b/app/javascript/mastodon/features/report/components/option.jsx
@@ -40,7 +40,7 @@ export default class Option extends React.PureComponent {
 
         <span
           className={classNames('poll__input', { active: checked, checkbox: multiple })}
-          tabIndex='0'
+          tabIndex={0}
           role='radio'
           onKeyPress={this.handleKeyPress}
           aria-checked={checked}
diff --git a/app/javascript/mastodon/features/status/index.jsx b/app/javascript/mastodon/features/status/index.jsx
index 1d7cb685f..2d18c6e9d 100644
--- a/app/javascript/mastodon/features/status/index.jsx
+++ b/app/javascript/mastodon/features/status/index.jsx
@@ -630,7 +630,7 @@ class Status extends ImmutablePureComponent {
             {ancestors}
 
             <HotKeys handlers={handlers}>
-              <div className={classNames('focusable', 'detailed-status__wrapper', `detailed-status__wrapper-${status.get('visibility')}`)} tabIndex='0' aria-label={textForScreenReader(intl, status, false)}>
+              <div className={classNames('focusable', 'detailed-status__wrapper', `detailed-status__wrapper-${status.get('visibility')}`)} tabIndex={0} aria-label={textForScreenReader(intl, status, false)}>
                 <DetailedStatus
                   key={`details-${status.get('id')}`}
                   status={status}
diff --git a/app/javascript/mastodon/features/ui/components/actions_modal.jsx b/app/javascript/mastodon/features/ui/components/actions_modal.jsx
index fd59c1e20..35090e242 100644
--- a/app/javascript/mastodon/features/ui/components/actions_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/actions_modal.jsx
@@ -23,7 +23,7 @@ export default class ActionsModal extends ImmutablePureComponent {
     return (
       <li key={`${text}-${i}`}>
         <a href={href} target='_blank' rel='noopener noreferrer' onClick={this.props.onClick} data-index={i} className={classNames({ active })}>
-          {icon && <IconButton title={text} icon={icon} role='presentation' tabIndex='-1' inverted />}
+          {icon && <IconButton title={text} icon={icon} role='presentation' tabIndex={-1} inverted />}
           <div>
             <div className={classNames({ 'actions-modal__item-label': !!meta })}>{text}</div>
             <div>{meta}</div>
diff --git a/app/javascript/mastodon/features/ui/components/media_modal.jsx b/app/javascript/mastodon/features/ui/components/media_modal.jsx
index aa179a965..52bd75453 100644
--- a/app/javascript/mastodon/features/ui/components/media_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/media_modal.jsx
@@ -138,8 +138,8 @@ class MediaModal extends ImmutablePureComponent {
 
     const index = this.getIndex();
 
-    const leftNav  = media.size > 1 && <button tabIndex='0' className='media-modal__nav media-modal__nav--left' onClick={this.handlePrevClick} aria-label={intl.formatMessage(messages.previous)}><Icon id='chevron-left' fixedWidth /></button>;
-    const rightNav = media.size > 1 && <button tabIndex='0' className='media-modal__nav  media-modal__nav--right' onClick={this.handleNextClick} aria-label={intl.formatMessage(messages.next)}><Icon id='chevron-right' fixedWidth /></button>;
+    const leftNav  = media.size > 1 && <button tabIndex={0} className='media-modal__nav media-modal__nav--left' onClick={this.handlePrevClick} aria-label={intl.formatMessage(messages.previous)}><Icon id='chevron-left' fixedWidth /></button>;
+    const rightNav = media.size > 1 && <button tabIndex={0} className='media-modal__nav  media-modal__nav--right' onClick={this.handleNextClick} aria-label={intl.formatMessage(messages.next)}><Icon id='chevron-right' fixedWidth /></button>;
 
     const content = media.map((image) => {
       const width  = image.getIn(['meta', 'original', 'width']) || null;
diff --git a/app/javascript/mastodon/features/video/index.jsx b/app/javascript/mastodon/features/video/index.jsx
index 58bb45908..e2637e0be 100644
--- a/app/javascript/mastodon/features/video/index.jsx
+++ b/app/javascript/mastodon/features/video/index.jsx
@@ -582,7 +582,7 @@ class Video extends React.PureComponent {
           poster={preview}
           preload={preload}
           role='button'
-          tabIndex='0'
+          tabIndex={0}
           aria-label={alt}
           title={alt}
           lang={lang}
@@ -611,7 +611,7 @@ class Video extends React.PureComponent {
 
             <span
               className={classNames('video-player__seek__handle', { active: dragging })}
-              tabIndex='0'
+              tabIndex={0}
               style={{ left: `${progress}%` }}
               onKeyDown={this.handleVideoKeyDown}
             />
@@ -627,7 +627,7 @@ class Video extends React.PureComponent {
 
                 <span
                   className={classNames('video-player__volume__handle')}
-                  tabIndex='0'
+                  tabIndex={0}
                   style={{ left: `${volume * 100}%` }}
                 />
               </div>
-- 
cgit 

