app/controllers/api/v1/statuses_controller.rb

@@ -65,7 +65,8 @@ class Api::V1::StatusesController < Api::BaseController
       poll: status_params[:poll],
       content_type: status_params[:content_type],
       idempotency: request.headers['Idempotency-Key'],
-      with_rate_limit: true
+      with_rate_limit: true,
+      quote_id: status_params[:quote_id].presence
     )
 
     render json: @status, serializer: @status.is_a?(ScheduledStatus) ? REST::ScheduledStatusSerializer : REST::StatusSerializer
@@ -129,6 +130,7 @@ class Api::V1::StatusesController < Api::BaseController
       :visibility,
       :language,
       :scheduled_at,
+      :quote_id,
       :content_type,
       media_ids: [],
       poll: [

app/helpers/context_helper.rb

@@ -24,6 +24,7 @@ module ContextHelper
     voters_count: { 'toot' => 'http://joinmastodon.org/ns#', 'votersCount' => 'toot:votersCount' },
     olm: { 'toot' => 'http://joinmastodon.org/ns#', 'Device' => 'toot:Device', 'Ed25519Signature' => 'toot:Ed25519Signature', 'Ed25519Key' => 'toot:Ed25519Key', 'Curve25519Key' => 'toot:Curve25519Key', 'EncryptedMessage' => 'toot:EncryptedMessage', 'publicKeyBase64' => 'toot:publicKeyBase64', 'deviceId' => 'toot:deviceId', 'claim' => { '@type' => '@id', '@id' => 'toot:claim' }, 'fingerprintKey' => { '@type' => '@id', '@id' => 'toot:fingerprintKey' }, 'identityKey' => { '@type' => '@id', '@id' => 'toot:identityKey' }, 'devices' => { '@type' => '@id', '@id' => 'toot:devices' }, 'messageFranking' => 'toot:messageFranking', 'messageType' => 'toot:messageType', 'cipherText' => 'toot:cipherText' },
     suspended: { 'toot' => 'http://joinmastodon.org/ns#', 'suspended' => 'toot:suspended' },
+    quote_uri: { 'fedibird' => 'http://fedibird.com/ns#', 'quoteUri' => 'fedibird:quoteUri' },
   }.freeze
 
   def full_context

app/helpers/formatting_helper.rb

@@ -15,7 +15,17 @@ module FormattingHelper
   module_function :extract_status_plain_text
 
   def status_content_format(status)
-    html_aware_format(status.text, status.local?, preloaded_accounts: [status.account] + (status.respond_to?(:active_mentions) ? status.active_mentions.map(&:account) : []), content_type: status.content_type)
+    base = html_aware_format(status.text, status.local?, preloaded_accounts: [status.account] + (status.respond_to?(:active_mentions) ? status.active_mentions.map(&:account) : []), content_type: status.content_type)
+
+    if status.quote? && status.local?
+      after_html = begin
+        "<span class=\"quote-inline\"><a href=\"#{status.quote.to_log_permalink}\" class=\"status-link unhandled-link\" target=\"_blank\">#{status.quote.to_log_permalink}</a></span>"
+      end.html_safe # rubocop:disable Rails/OutputSafety
+
+      base + after_html
+    else
+      base
+    end
   end
 
   def rss_status_content_format(status)

app/javascript/flavours/glitch/actions/compose.js

@@ -82,6 +82,9 @@ export const COMPOSE_CHANGE_MEDIA_FOCUS       = 'COMPOSE_CHANGE_MEDIA_FOCUS';
 
 export const COMPOSE_SET_STATUS = 'COMPOSE_SET_STATUS';
 
+export const COMPOSE_QUOTE        = 'COMPOSE_QUOTE';
+export const COMPOSE_QUOTE_CANCEL = 'COMPOSE_QUOTE_CANCEL';
+
 const messages = defineMessages({
   uploadErrorLimit: { id: 'upload_error.limit', defaultMessage: 'File upload limit exceeded.' },
   uploadErrorPoll:  { id: 'upload_error.poll', defaultMessage: 'File upload not allowed with polls.' },
@@ -134,6 +137,25 @@ export function cancelReplyCompose() {
   };
 };
 
+export function quoteCompose(status, router) {
+  return (dispatch, getState) => {
+    dispatch({
+      type: COMPOSE_QUOTE,
+      status: status,
+    });
+
+    if (!getState().getIn(['compose', 'mounted'])) {
+      router.push('/publish');
+    }
+  };
+};
+
+export function cancelQuoteCompose() {
+  return {
+    type: COMPOSE_QUOTE_CANCEL,
+  };
+};
+
 export function resetCompose() {
   return {
     type: COMPOSE_RESET,
@@ -187,6 +209,7 @@ export function submitCompose(routerHistory) {
         status,
         content_type: getState().getIn(['compose', 'content_type']),
         in_reply_to_id: getState().getIn(['compose', 'in_reply_to'], null),
+        quote_id: getState().getIn(['compose', 'quote_id'], null),
         media_ids: media.map(item => item.get('id')),
         sensitive: getState().getIn(['compose', 'sensitive']) || (spoilerText.length > 0 && media.size !== 0),
         spoiler_text: spoilerText,

app/javascript/flavours/glitch/actions/importer/normalizer.js

@@ -74,6 +74,8 @@ export function normalizeStatus(status, normalOldStatus, settings) {
     normalStatus.contentHtml = normalOldStatus.get('contentHtml');
     normalStatus.spoilerHtml = normalOldStatus.get('spoilerHtml');
     normalStatus.hidden = normalOldStatus.get('hidden');
+    normalStatus.quote = normalOldStatus.get('quote');
+    normalStatus.quote_hidden = normalOldStatus.get('quote_hidden');
   } else {
     const spoilerText   = normalStatus.spoiler_text || '';
     const searchContent = ([spoilerText, status.content].concat((status.poll && status.poll.options) ? status.poll.options.map(option => option.title) : [])).concat(status.media_attachments.map(att => att.description)).join('\n\n').replace(/<br\s*\/?>/g, '\n').replace(/<\/p><p>/g, '\n\n');
@@ -83,6 +85,35 @@ export function normalizeStatus(status, normalOldStatus, settings) {
     normalStatus.contentHtml  = emojify(normalStatus.content, emojiMap);
     normalStatus.spoilerHtml  = emojify(escapeTextContentForBrowser(spoilerText), emojiMap);
     normalStatus.hidden       = (spoilerText.length > 0 || normalStatus.sensitive) && autoHideCW(settings, spoilerText);
+
+    if (status.quote && status.quote.id) {
+      const quote_spoilerText = status.quote.spoiler_text || '';
+      const quote_searchContent = [quote_spoilerText, status.quote.content].join('\n\n').replace(/<br\s*\/?>/g, '\n').replace(/<\/p><p>/g, '\n\n');
+
+      const quote_emojiMap = makeEmojiMap(normalStatus.quote);
+
+      const quote_account_emojiMap = makeEmojiMap(status.quote.account);
+      const displayName = normalStatus.quote.account.display_name.length === 0 ? normalStatus.quote.account.username : normalStatus.quote.account.display_name;
+      normalStatus.quote.account.display_name_html = emojify(escapeTextContentForBrowser(displayName), quote_account_emojiMap);
+      normalStatus.quote.search_index = domParser.parseFromString(quote_searchContent, 'text/html').documentElement.textContent;
+      let docElem = domParser.parseFromString(normalStatus.quote.content, 'text/html').documentElement;
+      Array.from(docElem.querySelectorAll('span.quote-inline'), span => span.remove());
+      Array.from(docElem.querySelectorAll('p,br'), line => {
+        let parentNode = line.parentNode;
+        if (line.nextSibling) {
+          parentNode.insertBefore(document.createTextNode(' '), line.nextSibling);
+        }
+      });
+      let _contentHtml = docElem.textContent;
+      normalStatus.quote.contentHtml  = '<p>'+emojify(_contentHtml.substr(0, 150), quote_emojiMap) + (_contentHtml.substr(150) ? '...' : '')+'</p>';
+      normalStatus.quote.spoilerHtml  = emojify(escapeTextContentForBrowser(quote_spoilerText), quote_emojiMap);
+      normalStatus.quote_hidden       = (quote_spoilerText.length > 0 || normalStatus.quote.sensitive) && autoHideCW(settings, quote_spoilerText);
+
+      // delete the quote link!!!!
+      let parentDocElem = domParser.parseFromString(normalStatus.contentHtml, 'text/html').documentElement;
+      Array.from(parentDocElem.querySelectorAll('span.quote-inline'), span => span.remove());
+      normalStatus.contentHtml = parentDocElem.children[1].innerHTML;
+    }
   }
 
   return normalStatus;

app/javascript/flavours/glitch/components/status.js

@@ -69,6 +69,7 @@ class Status extends ImmutablePureComponent {
     status: ImmutablePropTypes.map,
     account: ImmutablePropTypes.map,
     onReply: PropTypes.func,
+    onQuote: PropTypes.func,
     onFavourite: PropTypes.func,
     onReblog: PropTypes.func,
     onBookmark: PropTypes.func,
@@ -687,7 +688,7 @@ class Status extends ImmutablePureComponent {
       if (!status.get('sensitive') && !(status.get('spoiler_text').length > 0) && settings.getIn(['collapsed', 'backgrounds', 'preview_images'])) {
         background = attachments.getIn([0, 'preview_url']);
       }
-    } else if (status.get('card') && settings.get('inline_preview_cards') && !this.props.muted) {
+    } else if (!status.get('quote') && status.get('card') && settings.get('inline_preview_cards') && !this.props.muted) {
       media.push(
         <Card
           onOpenMedia={this.handleOpenMedia}

app/javascript/flavours/glitch/components/status_action_bar.js

@@ -25,6 +25,7 @@ const messages = defineMessages({
   replyAll: { id: 'status.replyAll', defaultMessage: 'Reply to thread' },
   reblog: { id: 'status.reblog', defaultMessage: 'Boost' },
   reblog_private: { id: 'status.reblog_private', defaultMessage: 'Boost with original visibility' },
+  quote: { id: 'status.quote', defaultMessage: 'Quote' },
   cancel_reblog_private: { id: 'status.cancel_reblog_private', defaultMessage: 'Unboost' },
   cannot_reblog: { id: 'status.cannot_reblog', defaultMessage: 'This post cannot be boosted' },
   favourite: { id: 'status.favourite', defaultMessage: 'Favourite' },
@@ -58,6 +59,7 @@ class StatusActionBar extends ImmutablePureComponent {
     onReply: PropTypes.func,
     onFavourite: PropTypes.func,
     onReblog: PropTypes.func,
+    onQuote: PropTypes.func,
     onDelete: PropTypes.func,
     onDirect: PropTypes.func,
     onMention: PropTypes.func,
@@ -124,6 +126,17 @@ class StatusActionBar extends ImmutablePureComponent {
     }
   }
 
+  handleQuoteClick = () => {
+    const { signedIn } = this.context.identity;
+
+    if (signedIn) {
+      this.props.onQuote(this.props.status, this.context.router.history);
+    } else {
+      // TODO(ariadne): Add an interaction modal for quoting specifically.
+      this.props.onInteractionModal('reply', this.props.status);
+    }
+  }
+
   handleBookmarkClick = (e) => {
     this.props.onBookmark(this.props.status, e);
   }
@@ -307,6 +320,8 @@ class StatusActionBar extends ImmutablePureComponent {
           obfuscateCount
         />
         <IconButton className={classNames('status__action-bar-button', { reblogPrivate })} disabled={!publicStatus && !reblogPrivate} active={status.get('reblogged')} title={reblogTitle} icon={reblogIcon} onClick={this.handleReblogClick} counter={withCounters ? status.get('reblogs_count') : undefined} />
+        <IconButton className='status__action-bar-button' disabled={!publicStatus} title={!publicStatus ? intl.formatMessage(messages.cannot_reblog) : intl.formatMessage(messages.quote)} icon='quote-right' onClick={this.handleQuoteClick} />
+
         <IconButton className='status__action-bar-button star-icon' animate active={status.get('favourited')} title={intl.formatMessage(messages.favourite)} icon='star' onClick={this.handleFavouriteClick} counter={withCounters ? status.get('favourites_count') : undefined} />
         {shareButton}
         <IconButton className='status__action-bar-button bookmark-icon' disabled={anonymousAccess} active={status.get('bookmarked')} title={intl.formatMessage(messages.bookmark)} icon='bookmark' onClick={this.handleBookmarkClick} />

app/javascript/flavours/glitch/components/status_content.js

@@ -275,6 +275,34 @@ export default class StatusContent extends React.PureComponent {
       'status__content--with-spoiler': status.get('spoiler_text').length > 0,
     });
 
+    let quote = '';
+
+    if (status.get('quote', null) !== null) {
+      let quoteStatus = status.get('quote');
+      let quoteStatusContent = { __html: quoteStatus.get('contentHtml') };
+      let quoteStatusAccount = quoteStatus.get('account');
+      let quoteStatusDisplayName = { __html: quoteStatusAccount.get('display_name_html') };
+
+      quote = (
+        <div class="status__quote">
+          <blockquote>
+            <bdi>
+              <span class="quote-display-name">
+                <Icon
+                  fixedWidth
+                  id='quote-right'
+                  aria-hidden='true'
+                  key='icon-quote-right' />
+                <strong class="display-name__html"
+                  dangerouslySetInnerHTML={quoteStatusDisplayName} />
+              </span>
+            </bdi>
+            <div dangerouslySetInnerHTML={quoteStatusContent} />
+          </blockquote>
+        </div>
+      );
+    }
+
     if (status.get('spoiler_text').length > 0) {
       let mentionsPlaceholder = '';
 
@@ -340,6 +368,7 @@ export default class StatusContent extends React.PureComponent {
           {mentionsPlaceholder}
 
           <div className={`status__content__spoiler ${!hidden ? 'status__content__spoiler--visible' : ''}`}>
+            {quote}
             <div
               ref={this.setContentsRef}
               key={`contents-${tagLinks}`}
@@ -365,6 +394,7 @@ export default class StatusContent extends React.PureComponent {
           onMouseUp={this.handleMouseUp}
           tabIndex='0'
         >
+          {quote}
           <div
             ref={this.setContentsRef}
             key={`contents-${tagLinks}-${rewriteMentions}`}
@@ -385,6 +415,7 @@ export default class StatusContent extends React.PureComponent {
           className='status__content'
           tabIndex='0'
         >
+          {quote}
           <div
             ref={this.setContentsRef}
             key={`contents-${tagLinks}`}

app/javascript/flavours/glitch/containers/status_container.js

@@ -4,6 +4,7 @@ import { List as ImmutableList } from 'immutable';
 import { makeGetStatus } from 'flavours/glitch/selectors';
 import {
   replyCompose,
+  quoteCompose,
   mentionCompose,
   directCompose,
 } from 'flavours/glitch/actions/compose';
@@ -50,6 +51,8 @@ const messages = defineMessages({
   redraftMessage: { id: 'confirmations.redraft.message', defaultMessage: 'Are you sure you want to delete this status and re-draft it? You will lose all replies, boosts and favourites to it.' },
   replyConfirm: { id: 'confirmations.reply.confirm', defaultMessage: 'Reply' },
   replyMessage: { id: 'confirmations.reply.message', defaultMessage: 'Replying now will overwrite the message you are currently composing. Are you sure you want to proceed?' },
+  quoteConfirm: { id: 'confirmations.quote.confirm', defaultMessage: 'Quote' },
+  quoteMessage: { id: 'confirmations.quote.message', defaultMessage: 'Quoting now will overwrite the message you are currently composing. Are you sure you want to proceed?' },
   unfilterConfirm: { id: 'confirmations.unfilter.confirm', defaultMessage: 'Show' },
   author: { id: 'confirmations.unfilter.author', defaultMessage: 'Author' },
   matchingFilters: { id: 'confirmations.unfilter.filters', defaultMessage: 'Matching {count, plural, one {filter} other {filters}}' },
@@ -111,6 +114,23 @@ const mapDispatchToProps = (dispatch, { intl, contextType }) => ({
     });
   },
 
+  onQuote (status, router) {
+    dispatch((_, getState) => {
+      let state = getState();
+
+      if (state.getIn(['local_settings', 'confirm_before_clearing_draft']) && state.getIn(['compose', 'text']).trim().length !== 0) {
+        dispatch(openModal('CONFIRM', {
+          message: intl.formatMessage(messages.quoteMessage),
+          confirm: intl.formatMessage(messages.quoteConfirm),
+          onDoNotAsk: () => dispatch(changeLocalSetting(['confirm_before_clearing_draft'], false)),
+          onConfirm: () => dispatch(quoteCompose(status, router)),
+        }));
+      } else {
+        dispatch(quoteCompose(status, router));
+      }
+    });
+  },
+
   onModalReblog (status, privacy) {
     if (status.get('reblogged')) {
       dispatch(unreblog(status));

app/javascript/flavours/glitch/features/compose/components/compose_form.js

@@ -2,6 +2,7 @@ import React from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import ReplyIndicatorContainer from '../containers/reply_indicator_container';
+import QuoteIndicatorContainer from '../containers/quote_indicator_container';
 import AutosuggestTextarea from '../../../components/autosuggest_textarea';
 import AutosuggestInput from '../../../components/autosuggest_input';
 import { defineMessages, injectIntl } from 'react-intl';
@@ -309,6 +310,7 @@ class ComposeForm extends ImmutablePureComponent {
         <WarningContainer />
 
         <ReplyIndicatorContainer />
+        <QuoteIndicatorContainer />
 
         <div className={`spoiler-input ${spoiler ? 'spoiler-input--visible' : ''}`} ref={this.setRef}>
           <AutosuggestInput

app/javascript/flavours/glitch/features/compose/components/quote_indicator.js

@@ -0,0 +1,86 @@
+//  Package imports.
+import PropTypes from 'prop-types';
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+//  Components.
+import AccountContainer from 'flavours/glitch/containers/account_container';
+import Icon from 'flavours/glitch/components/icon';
+import IconButton from 'flavours/glitch/components/icon_button';
+import AttachmentList from 'flavours/glitch/components/attachment_list';
+
+//  Messages.
+const messages = defineMessages({
+  cancel: {
+    defaultMessage: 'Cancel',
+    id: 'quote_indicator.cancel',
+  },
+});
+
+
+export default @injectIntl
+class QuoteIndicator extends ImmutablePureComponent {
+
+  static propTypes = {
+    status: ImmutablePropTypes.map,
+    intl: PropTypes.object.isRequired,
+    onCancel: PropTypes.func,
+  };
+
+  handleClick = () => {
+    const { onCancel } = this.props;
+    if (onCancel) {
+      onCancel();
+    }
+  }
+
+  //  Rendering.
+  render () {
+    const { status, intl } = this.props;
+
+    if (!status) {
+      return null;
+    }
+
+    const account     = status.get('account');
+    const content     = status.get('content');
+    const attachments = status.get('media_attachments');
+
+    //  The result.
+    return (
+      <article className='quote-indicator'>
+        <header className='quote-indicator__header'>
+          <IconButton
+            className='quote-indicator__cancel'
+            icon='times'
+            onClick={this.handleClick}
+            title={intl.formatMessage(messages.cancel)}
+            inverted
+          />
+          <Icon
+            className='quote-indicator__cancel icon-button inverted'
+            id='quote-right' />
+          {account && (
+            <AccountContainer
+              id={account}
+              small
+            />
+          )}
+        </header>
+        <div
+          className='quote-indicator__content icon-button translate'
+          dangerouslySetInnerHTML={{ __html: content || '' }}
+        />
+        {attachments.size > 0 && (
+          <AttachmentList
+            compact
+            media={attachments}
+          />
+        )}
+      </article>
+    );
+  }
+
+}

app/javascript/flavours/glitch/features/compose/components/reply_indicator.js

@@ -7,6 +7,7 @@ import ImmutablePureComponent from 'react-immutable-pure-component';
 
 //  Components.
 import AccountContainer from 'flavours/glitch/containers/account_container';
+import Icon from 'flavours/glitch/components/icon';
 import IconButton from 'flavours/glitch/components/icon_button';
 import AttachmentList from 'flavours/glitch/components/attachment_list';
 
@@ -58,6 +59,9 @@ class ReplyIndicator extends ImmutablePureComponent {
             title={intl.formatMessage(messages.cancel)}
             inverted
           />
+          <Icon
+            className='quote-indicator__cancel icon-button inverted'
+            id='reply' />
           {account && (
             <AccountContainer
               id={account}

app/javascript/flavours/glitch/features/compose/containers/quote_indicator_container.js

@@ -0,0 +1,27 @@
+import { connect } from 'react-redux';
+import { cancelQuoteCompose } from 'flavours/glitch/actions/compose';
+import QuoteIndicator from '../components/quote_indicator';
+
+const makeMapStateToProps = () => {
+  const mapStateToProps = state => {
+    const statusId = state.getIn(['compose', 'quote_id']);
+    const editing  = false;
+
+    return {
+      status: state.getIn(['statuses', statusId]),
+      editing,
+    };
+  };
+
+  return mapStateToProps;
+};
+
+const mapDispatchToProps = dispatch => ({
+
+  onCancel () {
+    dispatch(cancelQuoteCompose());
+  },
+
+});
+
+export default connect(makeMapStateToProps, mapDispatchToProps)(QuoteIndicator);

app/javascript/flavours/glitch/features/status/components/action_bar.js

@@ -18,6 +18,7 @@ const messages = defineMessages({
   reply: { id: 'status.reply', defaultMessage: 'Reply' },
   reblog: { id: 'status.reblog', defaultMessage: 'Boost' },
   reblog_private: { id: 'status.reblog_private', defaultMessage: 'Boost with original visibility' },
+  quote: { id: 'status.quote', defaultMessage: 'Quote' },
   cancel_reblog_private: { id: 'status.cancel_reblog_private', defaultMessage: 'Unboost' },
   cannot_reblog: { id: 'status.cannot_reblog', defaultMessage: 'This post cannot be boosted' },
   favourite: { id: 'status.favourite', defaultMessage: 'Favourite' },
@@ -52,6 +53,7 @@ class ActionBar extends React.PureComponent {
     onReblog: PropTypes.func.isRequired,
     onFavourite: PropTypes.func.isRequired,
     onBookmark: PropTypes.func.isRequired,
+    onQuote: PropTypes.func.isRequired,
     onMute: PropTypes.func,
     onMuteConversation: PropTypes.func,
     onBlock: PropTypes.func,
@@ -81,6 +83,10 @@ class ActionBar extends React.PureComponent {
     this.props.onBookmark(this.props.status, e);
   }
 
+  handleQuoteClick = () => {
+    this.props.onQuote(this.props.status);
+  }
+
   handleDeleteClick = () => {
     this.props.onDelete(this.props.status, this.context.router.history);
   }
@@ -215,6 +221,7 @@ class ActionBar extends React.PureComponent {
       <div className='detailed-status__action-bar'>
         <div className='detailed-status__button'><IconButton title={intl.formatMessage(messages.reply)} icon={status.get('in_reply_to_id', null) === null ? 'reply' : 'reply-all'} onClick={this.handleReplyClick} /></div>
         <div className='detailed-status__button'><IconButton className={classNames({ reblogPrivate })} disabled={!publicStatus && !reblogPrivate} active={status.get('reblogged')} title={reblogTitle} icon='retweet' onClick={this.handleReblogClick} /></div>
+        <div className='detailed-status__button'><IconButton className='quote-right-icon' disabled={!publicStatus} title={intl.formatMessage(messages.quote)} icon='quote-right' onClick={this.handleQuoteClick} /></div>
         <div className='detailed-status__button'><IconButton className='star-icon' animate active={status.get('favourited')} title={intl.formatMessage(messages.favourite)} icon='star' onClick={this.handleFavouriteClick} /></div>
         {shareButton}
         <div className='detailed-status__button'><IconButton className='bookmark-icon' disabled={!signedIn} active={status.get('bookmarked')} title={intl.formatMessage(messages.bookmark)} icon='bookmark' onClick={this.handleBookmarkClick} /></div>

app/javascript/flavours/glitch/features/status/components/detailed_status.js

@@ -210,7 +210,7 @@ class DetailedStatus extends ImmutablePureComponent {
         );
         mediaIcons.push('picture-o');
       }
-    } else if (status.get('card')) {
+    } else if (!status.get('quote') && status.get('card')) {
       media.push(<Card sensitive={status.get('sensitive')} onOpenMedia={this.props.onOpenMedia} card={status.get('card')} />);
       mediaIcons.push('link');
     }

app/javascript/flavours/glitch/features/status/containers/detailed_status_container.js

@@ -3,6 +3,7 @@ import DetailedStatus from '../components/detailed_status';
 import { makeGetStatus } from 'flavours/glitch/selectors';
 import {
   replyCompose,
+  quoteCompose,
   mentionCompose,
   directCompose,
 } from 'flavours/glitch/actions/compose';
@@ -33,6 +34,8 @@ import { showAlertForError } from 'flavours/glitch/actions/alerts';
 const messages = defineMessages({
   deleteConfirm: { id: 'confirmations.delete.confirm', defaultMessage: 'Delete' },
   deleteMessage: { id: 'confirmations.delete.message', defaultMessage: 'Are you sure you want to delete this status?' },
+  quoteConfirm: { id: 'confirmations.quote.confirm', defaultMessage: 'Quote' },
+  quoteMessage: { id: 'confirmations.quote.message', defaultMessage: 'Quoting now will overwrite the message you are currently composing. Are you sure you want to proceed?' },
   redraftConfirm: { id: 'confirmations.redraft.confirm', defaultMessage: 'Delete & redraft' },
   redraftMessage: { id: 'confirmations.redraft.message', defaultMessage: 'Are you sure you want to delete this status and re-draft it? Favourites and boosts will be lost, and replies to the original post will be orphaned.' },
   replyConfirm: { id: 'confirmations.reply.confirm', defaultMessage: 'Reply' },
@@ -68,6 +71,21 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
     });
   },
 
+  onQuote (status, router) {
+    dispatch((_, getState) => {
+      let state = getState();
+      if (state.getIn(['compose', 'text']).trim().length !== 0) {
+        dispatch(openModal('CONFIRM', {
+          message: intl.formatMessage(messages.quoteMessage),
+          confirm: intl.formatMessage(messages.quoteConfirm),
+          onConfirm: () => dispatch(quoteCompose(status, router)),
+        }));
+      } else {
+        dispatch(quoteCompose(status, router));
+      }
+    });
+  },
+
   onModalReblog (status, privacy) {
     dispatch(reblog(status, privacy));
   },

app/javascript/flavours/glitch/features/status/index.js

@@ -23,6 +23,7 @@ import {
 } from 'flavours/glitch/actions/interactions';
 import {
   replyCompose,
+  quoteCompose,
   mentionCompose,
   directCompose,
 } from 'flavours/glitch/actions/compose';
@@ -321,6 +322,21 @@ class Status extends ImmutablePureComponent {
     }
   }
 
+  handleQuoteClick = (status) => {
+    const { dispatch } = this.props;
+    const { signedIn } = this.context.identity;
+
+    if (signedIn) {
+      dispatch(quoteCompose(status, this.context.router.history));
+    } else {
+      dispatch(openModal('INTERACTION', {
+        type: 'reply',
+        accountId: status.getIn(['account', 'id']),
+        url: status.get('url'),
+      }));
+    }
+  }
+
   handleModalReblog = (status, privacy) => {
     const { dispatch } = this.props;
 
@@ -679,6 +695,7 @@ class Status extends ImmutablePureComponent {
                   onFavourite={this.handleFavouriteClick}
                   onReblog={this.handleReblogClick}
                   onBookmark={this.handleBookmarkClick}
+                  onQuote={this.handleQuoteClick}
                   onDelete={this.handleDeleteClick}
                   onEdit={this.handleEditClick}
                   onDirect={this.handleDirectClick}

app/javascript/flavours/glitch/reducers/compose.js

@@ -6,6 +6,8 @@ import {
   COMPOSE_REPLY,
   COMPOSE_REPLY_CANCEL,
   COMPOSE_DIRECT,
+  COMPOSE_QUOTE,
+  COMPOSE_QUOTE_CANCEL,
   COMPOSE_MENTION,
   COMPOSE_SUBMIT_REQUEST,
   COMPOSE_SUBMIT_SUCCESS,
@@ -85,6 +87,7 @@ const initialState = ImmutableMap({
   caretPosition: null,
   preselectDate: null,
   in_reply_to: null,
+  quote_id: null,
   is_submitting: false,
   is_uploading: false,
   is_changing_upload: false,
@@ -173,6 +176,7 @@ function clearAll(state) {
     map.set('is_submitting', false);
     map.set('is_changing_upload', false);
     map.set('in_reply_to', null);
+    map.set('quote_id', null);
     map.update(
       'advanced_options',
       map => map.mergeWith(overwrite, state.get('default_advanced_options'))
@@ -410,6 +414,7 @@ export default function compose(state = initialState, action) {
     return state.withMutations(map => {
       map.set('id', null);
       map.set('in_reply_to', action.status.get('id'));
+      map.set('quote_id', null);
       map.set('text', statusToTextMentions(state, action.status));
       map.set('privacy', privacyPreference(action.status.get('visibility'), state.get('default_privacy')));
       map.update(
@@ -439,6 +444,23 @@ export default function compose(state = initialState, action) {
     });
   case COMPOSE_REPLY_CANCEL:
     state = state.setIn(['advanced_options', 'threaded_mode'], false);
+  case COMPOSE_QUOTE:
+    return state.withMutations(map => {
+      map.set('id', null);
+      map.set('in_reply_to', null);
+      map.set('quote_id', action.status.get('id'));
+      map.set('text', '');
+      map.set('privacy', privacyPreference(action.status.get('visibility'), state.get('default_privacy')));
+      map.update(
+        'advanced_options',
+        map => map.merge(new ImmutableMap({ do_not_federate: !!action.status.get('local_only') }))
+      );
+      map.set('focusDate', new Date());
+      map.set('caretPosition', null);
+      map.set('preselectDate', new Date());
+      map.set('idempotencyKey', uuid());
+    });
+  case COMPOSE_QUOTE_CANCEL:
   case COMPOSE_RESET:
     return state.withMutations(map => {
       map.set('in_reply_to', null);

app/javascript/flavours/glitch/styles/components/compose_form.scss

@@ -123,6 +123,7 @@
   }
 }
 
+.quote-indicator,
 .reply-indicator {
   margin: 0 0 10px;
   border-radius: 4px;
@@ -133,6 +134,7 @@
   flex: 0 2 auto;
 }
 
+.quote-indicator__header,
 .reply-indicator__header {
   margin-bottom: 5px;
   overflow: hidden;
@@ -140,11 +142,13 @@
   & > .account.small { color: $inverted-text-color; }
 }
 
+.quote-indicator__cancel,
 .reply-indicator__cancel {
   float: right;
   line-height: 24px;
 }
 
+.quote-indicator__content,
 .reply-indicator__content {
   position: relative;
   margin: 10px 0;

app/javascript/flavours/glitch/styles/components/status.scss

@@ -77,6 +77,11 @@
     }
   }
 
+  .status__quote {
+    padding-bottom: 0.5em;
+  }
+
+  .status__quote,
   .status__content__text,
   .e-content {
     overflow: hidden;
@@ -123,6 +128,11 @@
       font-style: italic;
     }
 
+    i[role=img] {
+      font-style: normal;
+      padding-right: 0.25em;
+    }
+
     sub {
       font-size: smaller;
       vertical-align: sub;
@@ -686,6 +696,7 @@
 }
 
 a.status__display-name,
+.quote-indicator__display-name,
 .reply-indicator__display-name,
 .detailed-status__display-name,
 .account__display-name {

app/javascript/flavours/glitch/styles/contrast/diff.scss

@@ -14,6 +14,7 @@
 
 .status__content a,
 .link-footer a,
+.quote-indicator__content a,
 .reply-indicator__content a,
 .status__content__read-more-button {
   text-decoration: underline;

app/javascript/flavours/glitch/styles/mastodon-light/diff.scss

@@ -257,6 +257,7 @@ html {
 }
 
 // Change the background colors of status__content__spoiler-link
+.quote-indicator__content .status__content__spoiler-link,
 .reply-indicator__content .status__content__spoiler-link,
 .status__content .status__content__spoiler-link {
   background: $ui-base-color;
@@ -662,6 +663,7 @@ html {
   }
 }
 
+.quote-indicator,
 .reply-indicator {
   background: transparent;
   border: 1px solid lighten($ui-base-color, 8%);
@@ -673,6 +675,7 @@ html {
 }
 
 .status__content,
+.quote-indicator__content,
 .reply-indicator__content {
   a {
     color: $highlight-text-color;

app/lib/activitypub/activity/create.rb

@@ -126,6 +126,7 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
         conversation: conversation_from_uri(@object['conversation']),
         media_attachment_ids: process_attachments.take(4).map(&:id),
         poll: process_poll,
+        quote: process_quote,
       }
     end
   end
@@ -426,4 +427,24 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     poll.reload
     retry
   end
+
+  def guess_quote_url
+    if @object["quoteUrl"] && !@object["quoteUrl"].empty?
+      @object["quoteUrl"]
+    elsif @object["_misskey_quote"] && !@object["_misskey_quote"].empty?
+      @object["_misskey_quote"]
+    else
+      nil
+    end
+  end
+
+  def process_quote
+    url = guess_quote_url
+    return nil if url.nil?
+
+    quote = ResolveURLService.new.call(url)
+    status_from_uri(quote.uri) if quote
+  rescue
+    nil
+  end
 end

app/lib/activitypub/case_transform.rb

@@ -14,6 +14,8 @@ module ActivityPub::CaseTransform
       when String
         camel_lower_cache[value] ||= if value.start_with?('_:')
                                        '_:' + value.gsub(/\A_:/, '').underscore.camelize(:lower)
+                                     elsif value.start_with?('_')
+                                       value
                                      else
                                        value.underscore.camelize(:lower)
                                      end

app/models/status.rb

@@ -28,6 +28,7 @@
 #  edited_at                    :datetime
 #  trendable                    :boolean
 #  ordered_media_attachment_ids :bigint(8)        is an Array
+#  quote_id                     :bigint(8)
 #
 
 class Status < ApplicationRecord
@@ -61,6 +62,7 @@ class Status < ApplicationRecord
 
   belongs_to :thread, foreign_key: 'in_reply_to_id', class_name: 'Status', inverse_of: :replies, optional: true
   belongs_to :reblog, foreign_key: 'reblog_of_id', class_name: 'Status', inverse_of: :reblogs, optional: true
+  belongs_to :quote, foreign_key: 'quote_id', class_name: 'Status', inverse_of: :quote, optional: true
 
   has_many :favourites, inverse_of: :status, dependent: :destroy
   has_many :bookmarks, inverse_of: :status, dependent: :destroy
@@ -70,6 +72,7 @@ class Status < ApplicationRecord
   has_many :mentions, dependent: :destroy, inverse_of: :status
   has_many :active_mentions, -> { active }, class_name: 'Mention', inverse_of: :status
   has_many :media_attachments, dependent: :nullify
+  has_many :quoted, foreign_key: 'quote_id', class_name: 'Status', inverse_of: :quote, dependent: :nullify
 
   has_and_belongs_to_many :tags
   has_and_belongs_to_many :preview_cards
@@ -86,6 +89,7 @@ class Status < ApplicationRecord
   validates :reblog, uniqueness: { scope: :account }, if: :reblog?
   validates :visibility, exclusion: { in: %w(direct limited) }, if: :reblog?
   validates :content_type, inclusion: { in: %w(text/plain text/markdown text/html) }, allow_nil: true
+  validates :quote_visibility, inclusion: { in: %w(public unlisted) }, if: :quote?
 
   accepts_nested_attributes_for :poll
 
@@ -134,6 +138,17 @@ class Status < ApplicationRecord
                      account: [:account_stat, :user],
                      active_mentions: { account: :account_stat },
                    ],
+                   quote: [
+                     :application,
+                     :tags,
+                     :preview_cards,
+                     :media_attachments,
+                     :conversation,
+                     :status_stat,
+                     :preloadable_poll,
+                     account: [:account_stat, :user],
+                     active_mentions: { account: :account_stat },
+                   ],
                    thread: { account: :account_stat }
 
   delegate :domain, to: :account, prefix: true
@@ -195,6 +210,14 @@ class Status < ApplicationRecord
     !reblog_of_id.nil?
   end
 
+  def quote?
+    !quote_id.nil? && quote
+  end
+
+  def quote_visibility
+    quote&.visibility
+  end
+
   def within_realtime_window?
     created_at >= REAL_TIME_WINDOW.ago
   end
@@ -259,7 +282,7 @@ class Status < ApplicationRecord
     fields  = [spoiler_text, text]
     fields += preloadable_poll.options unless preloadable_poll.nil?
 
-    @emojis = CustomEmoji.from_text(fields.join(' '), account.domain)
+    @emojis = CustomEmoji.from_text(fields.join(' '), account.domain) + (quote? ? CustomEmoji.from_text([quote.spoiler_text, quote.text].join(' '), quote.account.domain) : [])
   end
 
   def ordered_media_attachments

app/serializers/activitypub/note_serializer.rb

@@ -3,7 +3,7 @@
 class ActivityPub::NoteSerializer < ActivityPub::Serializer
   include FormattingHelper
 
-  context_extensions :atom_uri, :conversation, :sensitive, :voters_count, :direct_message
+  context_extensions :atom_uri, :conversation, :sensitive, :voters_count, :direct_message, :quote_uri
 
   attributes :id, :type, :summary,
              :in_reply_to, :published, :url,
@@ -11,6 +11,8 @@ class ActivityPub::NoteSerializer < ActivityPub::Serializer
              :atom_uri, :in_reply_to_atom_uri,
              :conversation
 
+  attribute :quote_uri, if: -> { object.quote? }
+
   attribute :content
   attribute :content_map, if: :language?
   attribute :updated, if: :edited?
@@ -149,6 +151,10 @@ class ActivityPub::NoteSerializer < ActivityPub::Serializer
     end
   end
 
+  def quote_uri
+    ActivityPub::TagManager.instance.uri_for(object.quote) if object.quote?
+  end
+
   def local?
     object.account.local?
   end

app/serializers/rest/status_serializer.rb

@@ -184,3 +184,13 @@ class REST::StatusSerializer < ActiveModel::Serializer
     end
   end
 end
+
+class REST::QuoteStatusSerializer < REST::StatusSerializer
+  attribute :quote do
+    nil
+  end
+end
+
+class REST::StatusSerializer < ActiveModel::Serializer
+  belongs_to :quote, serializer: REST::QuoteStatusSerializer
+end

app/services/fetch_link_card_service.rb

@@ -74,7 +74,7 @@ class FetchLinkCardService < BaseService
         @status.text.scan(URL_PATTERN).map { |array| Addressable::URI.parse(array[1]).normalize }
       else
         document = Nokogiri::HTML(@status.text)
-        links    = document.css('a')
+        links    = document.css(':not(.quote-inline) > a')
 
         links.filter_map { |a| Addressable::URI.parse(a['href']) unless skip_link?(a) }.filter_map(&:normalize)
       end

app/services/post_status_service.rb

@@ -21,6 +21,7 @@ class PostStatusService < BaseService
   # @option [Doorkeeper::Application] :application
   # @option [String] :idempotency Optional idempotency key
   # @option [Boolean] :with_rate_limit
+  # @option [String] :quote_id
   # @return [Status]
   def call(account, options = {})
     @account     = account
@@ -179,6 +180,7 @@ class PostStatusService < BaseService
       application: @options[:application],
       content_type: @options[:content_type] || @account.user&.setting_default_content_type,
       rate_limit: @options[:with_rate_limit],
+      quote_id: @options[:quote_id],
     }.compact
   end
 

app/views/statuses/_detailed_status.html.haml

@@ -15,6 +15,9 @@
 
   = account_action_button(status.account)
 
+  - if status.quote?
+    = render partial: "statuses/quote_status", locals: {status: status.quote}
+
   .status__content.emojify{ :data => ({ spoiler: current_account&.user&.setting_expand_spoilers ? 'expanded' : 'folded' } if status.spoiler_text?) }<
     - if status.spoiler_text?
       %p<

app/views/statuses/_quote_status.html.haml

@@ -0,0 +1,35 @@
+.status.quote-status{ dataurl:  ActivityPub::TagManager.instance.url_for(status) }
+  = link_to ActivityPub::TagManager.instance.url_for(status.account), class: 'status__display-name u-url', target: stream_link_target, rel: 'noopener' do
+    .status__avatar
+      %div
+        = image_tag status.account.avatar_static_url, width: 18, height: 18, alt: '', class: 'u-photo account__avatar'
+    %span.display-name
+      %bdi
+        %strong.display-name__html.p-name.emojify= display_name(status.account, custom_emojify: true)
+       
+      %span.display-name__account
+        = acct(status.account)
+        = fa_icon('lock') if status.account.locked?
+
+  .status__content.emojify<
+    - if status.spoiler_text?
+      %p{ :style => ('margin-bottom: 0' unless current_account&.user&.setting_expand_spoilers) }<
+        %span.p-summary> #{Formatter.instance.format_spoiler(status)}&nbsp;
+        %button.status__content__spoiler-link= t('statuses.show_more')
+    .e-content{ lang: status.language, style: "display: #{!current_account&.user&.setting_expand_spoilers && status.spoiler_text? ? 'none' : 'block'}" }
+      = Formatter.instance.format_in_quote(status, custom_emojify: true)
+
+  - if !status.media_attachments.empty?
+    - if status.media_attachments.first.video?
+      - video = status.media_attachments.first
+      = react_component :video, src: video.file.url(:original), preview: video.file.url(:small), blurhash: video.blurhash, sensitive: !current_account&.user&.show_all_media? && status.sensitive? || current_account&.user&.hide_all_media?, width: 610, height: 343, inline: true, alt: video.description, quote: true do
+        = render partial: 'statuses/attachment_list', locals: { attachments: status.media_attachments }
+    - elsif status.media_attachments.first.audio?
+      - audio = status.media_attachments.first
+      = react_component :audio, src: audio.file.url(:original), height: 60, alt: audio.description, duration: audio.file.meta.dig(:original, :duration) do
+        = render partial: 'statuses/attachment_list', locals: { attachments: status.media_attachments }
+    - else
+      = react_component :media_gallery, height: 343, sensitive: !current_account&.user&.show_all_media? && status.sensitive? || current_account&.user&.hide_all_media?, 'autoPlayGif': current_account&.user&.setting_auto_play_gif, media: status.media_attachments.map { |a| ActiveModelSerializers::SerializableResource.new(a, serializer: REST::MediaAttachmentSerializer).as_json }, quote: true do
+        = render partial: 'statuses/attachment_list', locals: { attachments: status.media_attachments }
+  - elsif status.preview_card
+    = react_component :card, maxDescription: 10, card: ActiveModelSerializers::SerializableResource.new(status.preview_card, serializer: REST::PreviewCardSerializer).as_json, quote: true

app/views/statuses/_simple_status.html.haml

@@ -27,6 +27,10 @@
           %span.display-name__account
             = acct(status.account)
             = fa_icon('lock') if status.account.locked?
+
+  - if status.quote?
+    = render partial: "statuses/quote_status", locals: {status: status.quote}
+
   .status__content.emojify{ :data => ({ spoiler: current_account&.user&.setting_expand_spoilers ? 'expanded' : 'folded' } if status.spoiler_text?) }<
     - if status.spoiler_text?
       %p<

db/migrate/20221224204906_add_quote_id_to_statuses.rb

@@ -0,0 +1,5 @@
+class AddQuoteIdToStatuses < ActiveRecord::Migration[6.1]
+  def change
+    add_column :statuses, :quote_id, :bigint, null: true, default: nil
+  end
+end

db/migrate/20221224220348_add_index_to_statuses_quote_id.rb

@@ -0,0 +1,7 @@
+class AddIndexToStatusesQuoteId < ActiveRecord::Migration[6.1]
+  disable_ddl_transaction!
+
+  def change
+    add_index :statuses, :quote_id, algorithm: :concurrently
+  end
+end

db/schema.rb

@@ -943,6 +943,7 @@ ActiveRecord::Schema.define(version: 2022_11_04_133904) do
     t.datetime "edited_at"
     t.boolean "trendable"
     t.bigint "ordered_media_attachment_ids", array: true
+    t.bigint "quote_id"
     t.index ["account_id", "id", "visibility", "updated_at"], name: "index_statuses_20190820", order: { id: :desc }, where: "(deleted_at IS NULL)"
     t.index ["account_id"], name: "index_statuses_on_account_id"
     t.index ["deleted_at"], name: "index_statuses_on_deleted_at", where: "(deleted_at IS NOT NULL)"
@@ -950,6 +951,7 @@ ActiveRecord::Schema.define(version: 2022_11_04_133904) do
     t.index ["id", "account_id"], name: "index_statuses_public_20200119", order: { id: :desc }, where: "((deleted_at IS NULL) AND (visibility = 0) AND (reblog_of_id IS NULL) AND ((NOT reply) OR (in_reply_to_account_id = account_id)))"
     t.index ["in_reply_to_account_id"], name: "index_statuses_on_in_reply_to_account_id", where: "(in_reply_to_account_id IS NOT NULL)"
     t.index ["in_reply_to_id"], name: "index_statuses_on_in_reply_to_id", where: "(in_reply_to_id IS NOT NULL)"
+    t.index ["quote_id"], name: "index_statuses_on_quote_id"
     t.index ["reblog_of_id", "account_id"], name: "index_statuses_on_reblog_of_id_and_account_id"
     t.index ["uri"], name: "index_statuses_on_uri", unique: true, opclass: :text_pattern_ops, where: "(uri IS NOT NULL)"
   end

lib/sanitize_ext/sanitize_config.rb

@@ -31,6 +31,7 @@ class Sanitize
         next true if /^(h|p|u|dt|e)-/.match?(e) # microformats classes
         next true if /^(mention|hashtag)$/.match?(e) # semantic classes
         next true if /^(ellipsis|invisible)$/.match?(e) # link formatting classes
+        next true if /^quote-inline$/.match?(e) # quote inline classes
       end
 
       node['class'] = class_list.join(' ')