Merge remote-tracking branch 'glitch/master' into production

14 files changed, 659 insertions, 58 deletions

diff --git a/app/javascript/flavours/glitch/components/account.js b/app/javascript/flavours/glitch/components/account.js
index 4fcafc509..3fc18cb72 100644
--- a/app/javascript/flavours/glitch/components/account.js
+++ b/app/javascript/flavours/glitch/components/account.js
@@ -31,6 +31,9 @@ export default class Account extends ImmutablePureComponent {
     intl: PropTypes.object.isRequired,
     hidden: PropTypes.bool,
     small: PropTypes.bool,
+    actionIcon: PropTypes.string,
+    actionTitle: PropTypes.string,
+    onActionClick: PropTypes.func,
   };
 
   handleFollow = () => {
@@ -53,12 +56,19 @@ export default class Account extends ImmutablePureComponent {
     this.props.onMuteNotifications(this.props.account, false);
   }
 
+  handleAction = () => {
+    this.props.onActionClick(this.props.account);
+  }
+
   render () {
     const {
       account,
       hidden,
       intl,
       small,
+      onActionClick,
+      actionIcon,
+      actionTitle,
     } = this.props;
 
     if (!account) {
@@ -76,7 +86,9 @@ export default class Account extends ImmutablePureComponent {
 
     let buttons;
 
-    if (account.get('id') !== me && !small && account.get('relationship', null) !== null) {
+    if (onActionClick && actionIcon) {
+      buttons = <IconButton icon={actionIcon} title={actionTitle} onClick={this.handleAction} />;
+    } else if (account.get('id') !== me && !small && account.get('relationship', null) !== null) {
       const following = account.getIn(['relationship', 'following']);
       const requested = account.getIn(['relationship', 'requested']);
       const blocking  = account.getIn(['relationship', 'blocking']);
diff --git a/app/javascript/flavours/glitch/components/autosuggest_emoji.js b/app/javascript/flavours/glitch/components/autosuggest_emoji.js
new file mode 100644
index 000000000..c8609e48f
--- /dev/null
+++ b/app/javascript/flavours/glitch/components/autosuggest_emoji.js
@@ -0,0 +1,42 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import unicodeMapping from 'flavours/glitch/util/emoji/emoji_unicode_mapping_light';
+
+const assetHost = process.env.CDN_HOST || '';
+
+export default class AutosuggestEmoji extends React.PureComponent {
+
+  static propTypes = {
+    emoji: PropTypes.object.isRequired,
+  };
+
+  render () {
+    const { emoji } = this.props;
+    let url;
+
+    if (emoji.custom) {
+      url = emoji.imageUrl;
+    } else {
+      const mapping = unicodeMapping[emoji.native] || unicodeMapping[emoji.native.replace(/\uFE0F$/, '')];
+
+      if (!mapping) {
+        return null;
+      }
+
+      url = `${assetHost}/emoji/${mapping.filename}.svg`;
+    }
+
+    return (
+      <div className='emoji'>
+        <img
+          className='emojione'
+          src={url}
+          alt={emoji.native || emoji.colons}
+        />
+
+        {emoji.colons}
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/flavours/glitch/components/autosuggest_input.js b/app/javascript/flavours/glitch/components/autosuggest_input.js
new file mode 100644
index 000000000..ca0dcb64f
--- /dev/null
+++ b/app/javascript/flavours/glitch/components/autosuggest_input.js
@@ -0,0 +1,229 @@
+import React from 'react';
+import AutosuggestAccountContainer from 'flavours/glitch/features/compose/containers/autosuggest_account_container';
+import AutosuggestEmoji from './autosuggest_emoji';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import { isRtl } from 'flavours/glitch/util/rtl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import classNames from 'classnames';
+import { List as ImmutableList } from 'immutable';
+
+const textAtCursorMatchesToken = (str, caretPosition, searchTokens) => {
+  let word;
+
+  let left  = str.slice(0, caretPosition).search(/[^\s\u200B]+$/);
+  let right = str.slice(caretPosition).search(/[\s\u200B]/);
+
+  if (right < 0) {
+    word = str.slice(left);
+  } else {
+    word = str.slice(left, right + caretPosition);
+  }
+
+  if (!word || word.trim().length < 3 || searchTokens.indexOf(word[0]) === -1) {
+    return [null, null];
+  }
+
+  word = word.trim().toLowerCase();
+
+  if (word.length > 0) {
+    return [left, word];
+  } else {
+    return [null, null];
+  }
+};
+
+export default class AutosuggestInput extends ImmutablePureComponent {
+
+  static propTypes = {
+    value: PropTypes.string,
+    suggestions: ImmutablePropTypes.list,
+    disabled: PropTypes.bool,
+    placeholder: PropTypes.string,
+    onSuggestionSelected: PropTypes.func.isRequired,
+    onSuggestionsClearRequested: PropTypes.func.isRequired,
+    onSuggestionsFetchRequested: PropTypes.func.isRequired,
+    onChange: PropTypes.func.isRequired,
+    onKeyUp: PropTypes.func,
+    onKeyDown: PropTypes.func,
+    autoFocus: PropTypes.bool,
+    className: PropTypes.string,
+    id: PropTypes.string,
+    searchTokens: PropTypes.list,
+    maxLength: PropTypes.number,
+  };
+
+  static defaultProps = {
+    autoFocus: true,
+    searchTokens: ImmutableList(['@', ':', '#']),
+  };
+
+  state = {
+    suggestionsHidden: true,
+    focused: false,
+    selectedSuggestion: 0,
+    lastToken: null,
+    tokenStart: 0,
+  };
+
+  onChange = (e) => {
+    const [ tokenStart, token ] = textAtCursorMatchesToken(e.target.value, e.target.selectionStart, this.props.searchTokens);
+
+    if (token !== null && this.state.lastToken !== token) {
+      this.setState({ lastToken: token, selectedSuggestion: 0, tokenStart });
+      this.props.onSuggestionsFetchRequested(token);
+    } else if (token === null) {
+      this.setState({ lastToken: null });
+      this.props.onSuggestionsClearRequested();
+    }
+
+    this.props.onChange(e);
+  }
+
+  onKeyDown = (e) => {
+    const { suggestions, disabled } = this.props;
+    const { selectedSuggestion, suggestionsHidden } = this.state;
+
+    if (disabled) {
+      e.preventDefault();
+      return;
+    }
+
+    if (e.which === 229 || e.isComposing) {
+      // Ignore key events during text composition
+      // e.key may be a name of the physical key even in this case (e.x. Safari / Chrome on Mac)
+      return;
+    }
+
+    switch(e.key) {
+    case 'Escape':
+      if (suggestions.size === 0 || suggestionsHidden) {
+        document.querySelector('.ui').parentElement.focus();
+      } else {
+        e.preventDefault();
+        this.setState({ suggestionsHidden: true });
+      }
+
+      break;
+    case 'ArrowDown':
+      if (suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        this.setState({ selectedSuggestion: Math.min(selectedSuggestion + 1, suggestions.size - 1) });
+      }
+
+      break;
+    case 'ArrowUp':
+      if (suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        this.setState({ selectedSuggestion: Math.max(selectedSuggestion - 1, 0) });
+      }
+
+      break;
+    case 'Enter':
+    case 'Tab':
+      // Select suggestion
+      if (this.state.lastToken !== null && suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        e.stopPropagation();
+        this.props.onSuggestionSelected(this.state.tokenStart, this.state.lastToken, suggestions.get(selectedSuggestion));
+      }
+
+      break;
+    }
+
+    if (e.defaultPrevented || !this.props.onKeyDown) {
+      return;
+    }
+
+    this.props.onKeyDown(e);
+  }
+
+  onBlur = () => {
+    this.setState({ suggestionsHidden: true, focused: false });
+  }
+
+  onFocus = () => {
+    this.setState({ focused: true });
+  }
+
+  onSuggestionClick = (e) => {
+    const suggestion = this.props.suggestions.get(e.currentTarget.getAttribute('data-index'));
+    e.preventDefault();
+    this.props.onSuggestionSelected(this.state.tokenStart, this.state.lastToken, suggestion);
+    this.input.focus();
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.suggestions !== this.props.suggestions && nextProps.suggestions.size > 0 && this.state.suggestionsHidden && this.state.focused) {
+      this.setState({ suggestionsHidden: false });
+    }
+  }
+
+  setInput = (c) => {
+    this.input = c;
+  }
+
+  renderSuggestion = (suggestion, i) => {
+    const { selectedSuggestion } = this.state;
+    let inner, key;
+
+    if (typeof suggestion === 'object') {
+      inner = <AutosuggestEmoji emoji={suggestion} />;
+      key   = suggestion.id;
+    } else if (suggestion[0] === '#') {
+      inner = suggestion;
+      key   = suggestion;
+    } else {
+      inner = <AutosuggestAccountContainer id={suggestion} />;
+      key   = suggestion;
+    }
+
+    return (
+      <div role='button' tabIndex='0' key={key} data-index={i} className={classNames('autosuggest-textarea__suggestions__item', { selected: i === selectedSuggestion })} onMouseDown={this.onSuggestionClick}>
+        {inner}
+      </div>
+    );
+  }
+
+  render () {
+    const { value, suggestions, disabled, placeholder, onKeyUp, autoFocus, className, id, maxLength } = this.props;
+    const { suggestionsHidden } = this.state;
+    const style = { direction: 'ltr' };
+
+    if (isRtl(value)) {
+      style.direction = 'rtl';
+    }
+
+    return (
+      <div className='autosuggest-input'>
+        <label>
+          <span style={{ display: 'none' }}>{placeholder}</span>
+
+          <input
+            type='text'
+            ref={this.setInput}
+            disabled={disabled}
+            placeholder={placeholder}
+            autoFocus={autoFocus}
+            value={value}
+            onChange={this.onChange}
+            onKeyDown={this.onKeyDown}
+            onKeyUp={onKeyUp}
+            onFocus={this.onFocus}
+            onBlur={this.onBlur}
+            style={style}
+            aria-autocomplete='list'
+            id={id}
+            className={className}
+            maxLength={maxLength}
+          />
+        </label>
+
+        <div className={`autosuggest-textarea__suggestions ${suggestionsHidden || suggestions.isEmpty() ? '' : 'autosuggest-textarea__suggestions--visible'}`}>
+          {suggestions.map(this.renderSuggestion)}
+        </div>
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/flavours/glitch/components/autosuggest_textarea.js b/app/javascript/flavours/glitch/components/autosuggest_textarea.js
new file mode 100644
index 000000000..e1ded2b3a
--- /dev/null
+++ b/app/javascript/flavours/glitch/components/autosuggest_textarea.js
@@ -0,0 +1,230 @@
+import React from 'react';
+import AutosuggestAccountContainer from 'flavours/glitch/features/compose/containers/autosuggest_account_container';
+import AutosuggestEmoji from './autosuggest_emoji';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import { isRtl } from 'flavours/glitch/util/rtl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import Textarea from 'react-textarea-autosize';
+import classNames from 'classnames';
+
+const textAtCursorMatchesToken = (str, caretPosition) => {
+  let word;
+
+  let left  = str.slice(0, caretPosition).search(/[^\s\u200B]+$/);
+  let right = str.slice(caretPosition).search(/[\s\u200B]/);
+
+  if (right < 0) {
+    word = str.slice(left);
+  } else {
+    word = str.slice(left, right + caretPosition);
+  }
+
+  if (!word || word.trim().length < 3 || ['@', ':', '#'].indexOf(word[0]) === -1) {
+    return [null, null];
+  }
+
+  word = word.trim().toLowerCase();
+
+  if (word.length > 0) {
+    return [left, word];
+  } else {
+    return [null, null];
+  }
+};
+
+export default class AutosuggestTextarea extends ImmutablePureComponent {
+
+  static propTypes = {
+    value: PropTypes.string,
+    suggestions: ImmutablePropTypes.list,
+    disabled: PropTypes.bool,
+    placeholder: PropTypes.string,
+    onSuggestionSelected: PropTypes.func.isRequired,
+    onSuggestionsClearRequested: PropTypes.func.isRequired,
+    onSuggestionsFetchRequested: PropTypes.func.isRequired,
+    onChange: PropTypes.func.isRequired,
+    onKeyUp: PropTypes.func,
+    onKeyDown: PropTypes.func,
+    onPaste: PropTypes.func.isRequired,
+    autoFocus: PropTypes.bool,
+  };
+
+  static defaultProps = {
+    autoFocus: true,
+  };
+
+  state = {
+    suggestionsHidden: true,
+    focused: false,
+    selectedSuggestion: 0,
+    lastToken: null,
+    tokenStart: 0,
+  };
+
+  onChange = (e) => {
+    const [ tokenStart, token ] = textAtCursorMatchesToken(e.target.value, e.target.selectionStart);
+
+    if (token !== null && this.state.lastToken !== token) {
+      this.setState({ lastToken: token, selectedSuggestion: 0, tokenStart });
+      this.props.onSuggestionsFetchRequested(token);
+    } else if (token === null) {
+      this.setState({ lastToken: null });
+      this.props.onSuggestionsClearRequested();
+    }
+
+    this.props.onChange(e);
+  }
+
+  onKeyDown = (e) => {
+    const { suggestions, disabled } = this.props;
+    const { selectedSuggestion, suggestionsHidden } = this.state;
+
+    if (disabled) {
+      e.preventDefault();
+      return;
+    }
+
+    if (e.which === 229 || e.isComposing) {
+      // Ignore key events during text composition
+      // e.key may be a name of the physical key even in this case (e.x. Safari / Chrome on Mac)
+      return;
+    }
+
+    switch(e.key) {
+    case 'Escape':
+      if (suggestions.size === 0 || suggestionsHidden) {
+        document.querySelector('.ui').parentElement.focus();
+      } else {
+        e.preventDefault();
+        this.setState({ suggestionsHidden: true });
+      }
+
+      break;
+    case 'ArrowDown':
+      if (suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        this.setState({ selectedSuggestion: Math.min(selectedSuggestion + 1, suggestions.size - 1) });
+      }
+
+      break;
+    case 'ArrowUp':
+      if (suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        this.setState({ selectedSuggestion: Math.max(selectedSuggestion - 1, 0) });
+      }
+
+      break;
+    case 'Enter':
+    case 'Tab':
+      // Select suggestion
+      if (this.state.lastToken !== null && suggestions.size > 0 && !suggestionsHidden) {
+        e.preventDefault();
+        e.stopPropagation();
+        this.props.onSuggestionSelected(this.state.tokenStart, this.state.lastToken, suggestions.get(selectedSuggestion));
+      }
+
+      break;
+    }
+
+    if (e.defaultPrevented || !this.props.onKeyDown) {
+      return;
+    }
+
+    this.props.onKeyDown(e);
+  }
+
+  onBlur = () => {
+    this.setState({ suggestionsHidden: true, focused: false });
+  }
+
+  onFocus = () => {
+    this.setState({ focused: true });
+  }
+
+  onSuggestionClick = (e) => {
+    const suggestion = this.props.suggestions.get(e.currentTarget.getAttribute('data-index'));
+    e.preventDefault();
+    this.props.onSuggestionSelected(this.state.tokenStart, this.state.lastToken, suggestion);
+    this.textarea.focus();
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.suggestions !== this.props.suggestions && nextProps.suggestions.size > 0 && this.state.suggestionsHidden && this.state.focused) {
+      this.setState({ suggestionsHidden: false });
+    }
+  }
+
+  setTextarea = (c) => {
+    this.textarea = c;
+  }
+
+  onPaste = (e) => {
+    if (e.clipboardData && e.clipboardData.files.length === 1) {
+      this.props.onPaste(e.clipboardData.files);
+      e.preventDefault();
+    }
+  }
+
+  renderSuggestion = (suggestion, i) => {
+    const { selectedSuggestion } = this.state;
+    let inner, key;
+
+    if (typeof suggestion === 'object') {
+      inner = <AutosuggestEmoji emoji={suggestion} />;
+      key   = suggestion.id;
+    } else if (suggestion[0] === '#') {
+      inner = suggestion;
+      key   = suggestion;
+    } else {
+      inner = <AutosuggestAccountContainer id={suggestion} />;
+      key   = suggestion;
+    }
+
+    return (
+      <div role='button' tabIndex='0' key={key} data-index={i} className={classNames('autosuggest-textarea__suggestions__item', { selected: i === selectedSuggestion })} onMouseDown={this.onSuggestionClick}>
+        {inner}
+      </div>
+    );
+  }
+
+  render () {
+    const { value, suggestions, disabled, placeholder, onKeyUp, autoFocus } = this.props;
+    const { suggestionsHidden } = this.state;
+    const style = { direction: 'ltr' };
+
+    if (isRtl(value)) {
+      style.direction = 'rtl';
+    }
+
+    return (
+      <div className='autosuggest-textarea'>
+        <label>
+          <span style={{ display: 'none' }}>{placeholder}</span>
+
+          <Textarea
+            inputRef={this.setTextarea}
+            className='autosuggest-textarea__textarea'
+            disabled={disabled}
+            placeholder={placeholder}
+            autoFocus={autoFocus}
+            value={value}
+            onChange={this.onChange}
+            onKeyDown={this.onKeyDown}
+            onKeyUp={onKeyUp}
+            onFocus={this.onFocus}
+            onBlur={this.onBlur}
+            onPaste={this.onPaste}
+            style={style}
+            aria-autocomplete='list'
+          />
+        </label>
+
+        <div className={`autosuggest-textarea__suggestions ${suggestionsHidden || suggestions.isEmpty() ? '' : 'autosuggest-textarea__suggestions--visible'}`}>
+          {suggestions.map(this.renderSuggestion)}
+        </div>
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/flavours/glitch/components/column_back_button.js b/app/javascript/flavours/glitch/components/column_back_button.js
index a562ef9b9..82556d22e 100644
--- a/app/javascript/flavours/glitch/components/column_back_button.js
+++ b/app/javascript/flavours/glitch/components/column_back_button.js
@@ -8,10 +8,15 @@ export default class ColumnBackButton extends React.PureComponent {
     router: PropTypes.object,
   };
 
-  handleClick = () => {
+  handleClick = (event) => {
     // if history is exhausted, or we would leave mastodon, just go to root.
     if (window.history.state) {
-      this.context.router.history.goBack();
+      const state = this.context.router.history.location.state;
+      if (event.shiftKey && state && state.mastodonBackSteps) {
+        this.context.router.history.go(-state.mastodonBackSteps);
+      } else {
+        this.context.router.history.goBack();
+      }
     } else {
       this.context.router.history.push('/');
     }
diff --git a/app/javascript/flavours/glitch/components/column_back_button_slim.js b/app/javascript/flavours/glitch/components/column_back_button_slim.js
index c99c202af..38afd3df3 100644
--- a/app/javascript/flavours/glitch/components/column_back_button_slim.js
+++ b/app/javascript/flavours/glitch/components/column_back_button_slim.js
@@ -8,10 +8,15 @@ export default class ColumnBackButtonSlim extends React.PureComponent {
     router: PropTypes.object,
   };
 
-  handleClick = () => {
+  handleClick = (event) => {
     // if history is exhausted, or we would leave mastodon, just go to root.
     if (window.history.state) {
-      this.context.router.history.goBack();
+      const state = this.context.router.history.location.state;
+      if (event.shiftKey && state && state.mastodonBackSteps) {
+        this.context.router.history.go(-state.mastodonBackSteps);
+      } else {
+        this.context.router.history.goBack();
+      }
     } else {
       this.context.router.history.push('/');
     }
diff --git a/app/javascript/flavours/glitch/components/column_header.js b/app/javascript/flavours/glitch/components/column_header.js
index 87e848a59..a0ff09986 100644
--- a/app/javascript/flavours/glitch/components/column_header.js
+++ b/app/javascript/flavours/glitch/components/column_header.js
@@ -47,10 +47,15 @@ export default class ColumnHeader extends React.PureComponent {
     animatingNCD: false,
   };
 
-  historyBack = () => {
+  historyBack = (skip) => {
     // if history is exhausted, or we would leave mastodon, just go to root.
     if (window.history.state) {
-      this.context.router.history.goBack();
+      const state = this.context.router.history.location.state;
+      if (skip && state && state.mastodonBackSteps) {
+        this.context.router.history.go(-state.mastodonBackSteps);
+      } else {
+        this.context.router.history.goBack();
+      }
     } else {
       this.context.router.history.push('/');
     }
@@ -73,8 +78,8 @@ export default class ColumnHeader extends React.PureComponent {
     this.props.onMove(1);
   }
 
-  handleBackClick = () => {
-    this.historyBack();
+  handleBackClick = (event) => {
+    this.historyBack(event.shiftKey);
   }
 
   handleTransitionEnd = () => {
diff --git a/app/javascript/flavours/glitch/components/media_gallery.js b/app/javascript/flavours/glitch/components/media_gallery.js
index 6be2b4700..194800d52 100644
--- a/app/javascript/flavours/glitch/components/media_gallery.js
+++ b/app/javascript/flavours/glitch/components/media_gallery.js
@@ -7,6 +7,7 @@ import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
 import { isIOS } from 'flavours/glitch/util/is_mobile';
 import classNames from 'classnames';
 import { autoPlayGif, displayMedia } from 'flavours/glitch/util/initial_state';
+import { decode } from 'blurhash';
 
 const messages = defineMessages({
   hidden: {
@@ -41,6 +42,7 @@ class Item extends React.PureComponent {
     letterbox: PropTypes.bool,
     onClick: PropTypes.func.isRequired,
     displayWidth: PropTypes.number,
+    visible: PropTypes.bool.isRequired,
   };
 
   static defaultProps = {
@@ -49,6 +51,10 @@ class Item extends React.PureComponent {
     size: 1,
   };
 
+  state = {
+    loaded: false,
+  };
+
   handleMouseEnter = (e) => {
     if (this.hoverToPlay()) {
       e.target.play();
@@ -82,13 +88,40 @@ class Item extends React.PureComponent {
     e.stopPropagation();
   }
 
-  handleMouseDown = (e) => {
-    e.preventDefault();
-    e.stopPropagation();
+  componentDidMount () {
+    if (this.props.attachment.get('blurhash')) {
+      this._decode();
+    }
+  }
+
+  componentDidUpdate (prevProps) {
+    if (prevProps.attachment.get('blurhash') !== this.props.attachment.get('blurhash') && this.props.attachment.get('blurhash')) {
+      this._decode();
+    }
+  }
+
+  _decode () {
+    const hash   = this.props.attachment.get('blurhash');
+    const pixels = decode(hash, 32, 32);
+
+    if (pixels) {
+      const ctx       = this.canvas.getContext('2d');
+      const imageData = new ImageData(pixels, 32, 32);
+
+      ctx.putImageData(imageData, 0, 0);
+    }
+  }
+
+  setCanvasRef = c => {
+    this.canvas = c;
+  }
+
+  handleImageLoad = () => {
+    this.setState({ loaded: true });
   }
 
   render () {
-    const { attachment, index, size, standalone, letterbox, displayWidth } = this.props;
+    const { attachment, index, size, standalone, letterbox, displayWidth, visible } = this.props;
 
     let width  = 50;
     let height = 100;
@@ -141,12 +174,20 @@ class Item extends React.PureComponent {
 
     let thumbnail = '';
 
-    if (attachment.get('type') === 'image') {
+    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')} target='_blank' style={{ cursor: 'pointer' }}>
+            <canvas width={32} height={32} ref={this.setCanvasRef} className='media-gallery__preview' />
+          </a>
+        </div>
+      );
+    } else if (attachment.get('type') === 'image') {
       const previewUrl   = attachment.get('preview_url');
       const previewWidth = attachment.getIn(['meta', 'small', 'width']);
 
-      const originalUrl    = attachment.get('url');
-      const originalWidth  = attachment.getIn(['meta', 'original', 'width']);
+      const originalUrl   = attachment.get('url');
+      const originalWidth = attachment.getIn(['meta', 'original', 'width']);
 
       const hasSize = typeof originalWidth === 'number' && typeof previewWidth === 'number';
 
@@ -173,6 +214,7 @@ class Item extends React.PureComponent {
             alt={attachment.get('description')}
             title={attachment.get('description')}
             style={{ objectPosition: letterbox ? null : `${x}% ${y}%` }}
+            onLoad={this.handleImageLoad}
           />
         </a>
       );
@@ -190,7 +232,6 @@ class Item extends React.PureComponent {
             onClick={this.handleClick}
             onMouseEnter={this.handleMouseEnter}
             onMouseLeave={this.handleMouseLeave}
-            onMouseDown={this.handleMouseDown}
             autoPlay={autoPlay}
             loop
             muted
@@ -203,7 +244,8 @@ class Item extends React.PureComponent {
 
     return (
       <div className={classNames('media-gallery__item', { standalone, letterbox })} key={attachment.get('id')} style={{ left: left, top: top, right: right, bottom: bottom, width: `${width}%`, height: `${height}%` }}>
-        {thumbnail}
+        <canvas width={32} height={32} ref={this.setCanvasRef} className={classNames('media-gallery__preview', { 'media-gallery__preview--hidden': visible && this.state.loaded })} />
+        {visible && thumbnail}
       </div>
     );
   }
@@ -263,6 +305,7 @@ export default class MediaGallery extends React.PureComponent {
     this.node = node;
     if (node && node.offsetWidth && node.offsetWidth != this.state.width) {
       if (this.props.cacheWidth) this.props.cacheWidth(node.offsetWidth);
+
       this.setState({
         width: node.offsetWidth,
       });
@@ -281,7 +324,7 @@ export default class MediaGallery extends React.PureComponent {
 
     const width = this.state.width || defaultWidth;
 
-    let children;
+    let children, spoilerButton;
 
     const style = {};
 
@@ -295,40 +338,32 @@ export default class MediaGallery extends React.PureComponent {
       return (<div className={computedClass} ref={this.handleRef}></div>);
     }
 
-    if (!visible) {
-      let warning = <FormattedMessage {...(sensitive ? messages.warning : messages.hidden)} />;
+    if (this.isStandaloneEligible()) {
+      children = <Item standalone onClick={this.handleClick} attachment={media.get(0)} displayWidth={width} visible={visible} />;
+    } else {
+      children = media.take(4).map((attachment, i) => <Item key={attachment.get('id')} onClick={this.handleClick} attachment={attachment} index={i} size={size} letterbox={letterbox} displayWidth={width} visible={visible} />);
+    }
 
-      children = (
-        <button className='media-spoiler' type='button' onClick={this.handleOpen}>
-          <span className='media-spoiler__warning'>{warning}</span>
-          <span className='media-spoiler__trigger'><FormattedMessage {...messages.toggle} /></span>
+    if (visible) {
+      spoilerButton = <IconButton title={intl.formatMessage(messages.toggle_visible)} icon='eye-slash' overlay onClick={this.handleOpen} />;
+    } else {
+      spoilerButton = (
+        <button type='button' onClick={this.handleOpen} className='spoiler-button__overlay'>
+          <span className='spoiler-button__overlay__label'>{sensitive ? <FormattedMessage id='status.sensitive_warning' defaultMessage='Sensitive content' /> : <FormattedMessage id='status.media_hidden' defaultMessage='Media hidden' />}</span>
         </button>
       );
-    } else {
-      if (this.isStandaloneEligible()) {
-        children = <Item standalone attachment={media.get(0)} onClick={this.handleClick} displayWidth={width} />;
-      } else {
-        children = media.take(4).map((attachment, i) => <Item key={attachment.get('id')} onClick={this.handleClick} attachment={attachment} index={i} size={size} letterbox={letterbox} displayWidth={width} />);
-      }
     }
 
     return (
       <div className={computedClass} style={style} ref={this.handleRef}>
-        {visible ? (
-          <div className='sensitive-info'>
-            <IconButton
-              icon='eye'
-              onClick={this.handleOpen}
-              overlay
-              title={intl.formatMessage(messages.toggle_visible)}
-            />
-            {sensitive ? (
-              <span className='sensitive-marker'>
-                <FormattedMessage {...messages.sensitive} />
-              </span>
-            ) : null}
-          </div>
-        ) : null}
+        <div className={classNames('spoiler-button', { 'spoiler-button--minified': visible })}>
+          {spoilerButton}
+          {visible && sensitive && (
+            <span className='sensitive-marker'>
+              <FormattedMessage {...messages.sensitive} />
+            </span>
+          )}
+        </div>
 
         {children}
       </div>
diff --git a/app/javascript/flavours/glitch/components/modal_root.js b/app/javascript/flavours/glitch/components/modal_root.js
index 7a90e6b8a..4e8648b49 100644
--- a/app/javascript/flavours/glitch/components/modal_root.js
+++ b/app/javascript/flavours/glitch/components/modal_root.js
@@ -40,7 +40,7 @@ export default class ModalRoot extends React.PureComponent {
       this.setState({ revealed: false });
     }
     if (!nextProps.children && !!this.props.children) {
-      this.activeElement.focus();
+      this.activeElement.focus({ preventScroll: true });
       this.activeElement = null;
     }
   }
diff --git a/app/javascript/flavours/glitch/components/permalink.js b/app/javascript/flavours/glitch/components/permalink.js
index 1ea6a2915..718b02115 100644
--- a/app/javascript/flavours/glitch/components/permalink.js
+++ b/app/javascript/flavours/glitch/components/permalink.js
@@ -24,7 +24,9 @@ export default class Permalink extends React.PureComponent {
 
       if (this.context.router) {
         e.preventDefault();
-        this.context.router.history.push(this.props.to);
+        let state = {...this.context.router.history.location.state};
+        state.mastodonBackSteps = (state.mastodonBackSteps || 0) + 1;
+        this.context.router.history.push(this.props.to, state);
       }
     }
   }
diff --git a/app/javascript/flavours/glitch/components/status.js b/app/javascript/flavours/glitch/components/status.js
index c8bf75f79..5f10e0c52 100644
--- a/app/javascript/flavours/glitch/components/status.js
+++ b/app/javascript/flavours/glitch/components/status.js
@@ -53,6 +53,7 @@ export default class Status extends ImmutablePureComponent {
     onReply: PropTypes.func,
     onFavourite: PropTypes.func,
     onReblog: PropTypes.func,
+    onBookmark: PropTypes.func,
     onDelete: PropTypes.func,
     onDirect: PropTypes.func,
     onMention: PropTypes.func,
@@ -295,7 +296,11 @@ export default class Status extends ImmutablePureComponent {
       else if (e.shiftKey) {
         this.setCollapsed(true);
         document.getSelection().removeAllRanges();
-      } else router.history.push(destination);
+      } else {
+        let state = {...router.history.location.state};
+        state.mastodonBackSteps = (state.mastodonBackSteps || 0) + 1;
+        router.history.push(destination, state);
+      }
       e.preventDefault();
     }
   }
@@ -304,7 +309,9 @@ export default class Status extends ImmutablePureComponent {
     if (this.context.router && e.button === 0) {
       const id = e.currentTarget.getAttribute('data-id');
       e.preventDefault();
-      this.context.router.history.push(`/accounts/${id}`);
+      let state = {...this.context.router.history.location.state};
+      state.mastodonBackSteps = (state.mastodonBackSteps || 0) + 1;
+      this.context.router.history.push(`/accounts/${id}`, state);
     }
   }
 
@@ -331,17 +338,25 @@ export default class Status extends ImmutablePureComponent {
     this.props.onReblog(this.props.status, e);
   }
 
+  handleHotkeyBookmark = e => {
+    this.props.onBookmark(this.props.status, e);
+  }
+
   handleHotkeyMention = e => {
     e.preventDefault();
     this.props.onMention(this.props.status.get('account'), this.context.router.history);
   }
 
   handleHotkeyOpen = () => {
-    this.context.router.history.push(`/statuses/${this.props.status.get('id')}`);
+    let state = {...this.context.router.history.location.state};
+    state.mastodonBackSteps = (state.mastodonBackSteps || 0) + 1;
+    this.context.router.history.push(`/statuses/${this.props.status.get('id')}`, state);
   }
 
   handleHotkeyOpenProfile = () => {
-    this.context.router.history.push(`/accounts/${this.props.status.getIn(['account', 'id'])}`);
+    let state = {...this.context.router.history.location.state};
+    state.mastodonBackSteps = (state.mastodonBackSteps || 0) + 1;
+    this.context.router.history.push(`/accounts/${this.props.status.getIn(['account', 'id'])}`, state);
   }
 
   handleHotkeyMoveUp = e => {
@@ -352,6 +367,14 @@ export default class Status extends ImmutablePureComponent {
     this.props.onMoveDown(this.props.containerId || this.props.id, e.target.getAttribute('data-featured'));
   }
 
+  handleHotkeyCollapse = e => {
+    if (!this.props.settings.getIn(['collapsed', 'enabled']))
+      return;
+
+    this.setCollapsed(!this.state.isCollapsed);
+  }
+
+
   handleRef = c => {
     this.node = c;
   }
@@ -456,6 +479,7 @@ export default class Status extends ImmutablePureComponent {
           <Bundle fetchComponent={Video} loading={this.renderLoadingVideoPlayer} >
             {Component => (<Component
               preview={video.get('preview_url')}
+              blurhash={video.get('blurhash')}
               src={video.get('url')}
               alt={video.get('description')}
               inline
@@ -540,6 +564,8 @@ export default class Status extends ImmutablePureComponent {
       moveUp: this.handleHotkeyMoveUp,
       moveDown: this.handleHotkeyMoveDown,
       toggleSpoiler: this.handleExpandedToggle,
+      bookmark: this.handleHotkeyBookmark,
+      toggleCollapse: this.handleHotkeyCollapse,
     };
 
     const computedClass = classNames('status', `status-${status.get('visibility')}`, {
diff --git a/app/javascript/flavours/glitch/components/status_action_bar.js b/app/javascript/flavours/glitch/components/status_action_bar.js
index e0cc652d2..6d1f54c60 100644
--- a/app/javascript/flavours/glitch/components/status_action_bar.js
+++ b/app/javascript/flavours/glitch/components/status_action_bar.js
@@ -150,7 +150,9 @@ export default class StatusActionBar extends ImmutablePureComponent {
   }
 
   handleOpen = () => {
-    this.context.router.history.push(`/statuses/${this.props.status.get('id')}`);
+    let state = {...this.context.router.history.location.state};
+    state.mastodonBackSteps = (state.mastodonBackSteps || 0) + 1;
+    this.context.router.history.push(`/statuses/${this.props.status.get('id')}`, state);
   }
 
   handleEmbed = () => {
diff --git a/app/javascript/flavours/glitch/components/status_content.js b/app/javascript/flavours/glitch/components/status_content.js
index ae14c949a..07a0d1d5d 100644
--- a/app/javascript/flavours/glitch/components/status_content.js
+++ b/app/javascript/flavours/glitch/components/status_content.js
@@ -213,6 +213,7 @@ export default class StatusContent extends React.PureComponent {
               style={directionStyle}
               tabIndex={!hidden ? 0 : null}
               dangerouslySetInnerHTML={content}
+              className='status__content__text'
               lang={status.get('language')}
             />
             {media}
@@ -233,6 +234,7 @@ export default class StatusContent extends React.PureComponent {
             ref={this.setRef}
             dangerouslySetInnerHTML={content}
             lang={status.get('language')}
+            className='status__content__text'
             tabIndex='0'
           />
           {media}
@@ -245,7 +247,7 @@ export default class StatusContent extends React.PureComponent {
           style={directionStyle}
           tabIndex='0'
         >
-          <div ref={this.setRef} dangerouslySetInnerHTML={content} lang={status.get('language')} tabIndex='0' />
+          <div ref={this.setRef} className='status__content__text' dangerouslySetInnerHTML={content} lang={status.get('language')} tabIndex='0' />
           {media}
         </div>
       );
diff --git a/app/javascript/flavours/glitch/components/status_list.js b/app/javascript/flavours/glitch/components/status_list.js
index a7629bd54..c1f51b307 100644
--- a/app/javascript/flavours/glitch/components/status_list.js
+++ b/app/javascript/flavours/glitch/components/status_list.js
@@ -46,22 +46,28 @@ export default class StatusList extends ImmutablePureComponent {
 
   handleMoveUp = (id, featured) => {
     const elementIndex = this.getCurrentStatusIndex(id, featured) - 1;
-    this._selectChild(elementIndex);
+    this._selectChild(elementIndex, true);
   }
 
   handleMoveDown = (id, featured) => {
     const elementIndex = this.getCurrentStatusIndex(id, featured) + 1;
-    this._selectChild(elementIndex);
+    this._selectChild(elementIndex, false);
   }
 
   handleLoadOlder = debounce(() => {
     this.props.onLoadMore(this.props.statusIds.size > 0 ? this.props.statusIds.last() : undefined);
   }, 300, { leading: true })
 
-  _selectChild (index) {
-    const element = this.node.node.querySelector(`article:nth-of-type(${index + 1}) .focusable`);
+  _selectChild (index, align_top) {
+    const container = this.node.node;
+    const element = container.querySelector(`article:nth-of-type(${index + 1}) .focusable`);
 
     if (element) {
+      if (align_top && container.scrollTop > element.offsetTop) {
+        element.scrollIntoView(true);
+      } else if (!align_top && container.scrollTop + container.clientHeight < element.offsetTop + element.offsetHeight) {
+        element.scrollIntoView(false);
+      }
       element.focus();
     }
   }