Add Misskey location, birthday, and isCat

app/controllers/api/v1/accounts/credentials_controller.rb

@@ -21,7 +21,7 @@ class Api::V1::Accounts::CredentialsController < Api::BaseController
   private
 
   def account_params
-    params.permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, fields_attributes: [:name, :value])
+    params.permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, :birthday, :location, fields_attributes: [:name, :value])
   end
 
   def user_settings_params

app/controllers/settings/preferences_controller.rb

@@ -76,6 +76,7 @@ class Settings::PreferencesController < Settings::BaseController
       :setting_hide_statuses_count,
       :setting_hide_following_count,
       :setting_hide_followers_count,
+      :setting_disable_joke_appearance,
       notification_emails: %i(follow follow_request reblog favourite emoji_reaction mention digest report pending_account trending_tag),
       interactions: %i(must_be_follower must_be_following must_be_following_dm)
     )

app/controllers/settings/profiles_controller.rb

@@ -20,7 +20,7 @@ class Settings::ProfilesController < Settings::BaseController
   private
 
   def account_params
-    params.require(:account).permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, fields_attributes: [:name, :value])
+    params.require(:account).permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, :birthday, :location, fields_attributes: [:name, :value])
   end
 
   def set_account

app/helpers/accounts_helper.rb

@@ -98,6 +98,26 @@ module AccountsHelper
     [prepend_str, account.note].join(' · ')
   end
 
+  def account_cat_params(account, **options)
+    result = options || {}
+    result.merge!({ 'data-acct': account.acct })
+
+    return result unless !current_user&.setting_disable_joke_appearance && account.other_settings['is_cat']
+
+    @cat_inline_styles ||= {}
+    @cat_inline_styles[account.acct] = account.cat_ears_color if account.cat_ears_color
+
+    result.merge!({ class: [options[:class], 'cat'].compact.join(' ') })
+  end
+
+  def account_cat_styles
+    return if @cat_inline_styles.nil?
+
+    @cat_inline_styles.map do |acct, color|
+      ".cat[data-acct=\"#{h(acct)}\"] { --cat-ears-color: #{h(color)}; }"
+    end.join("\n")
+  end
+
   def svg_logo
     content_tag(:svg, tag(:use, 'xlink:href' => '#mastodon-svg-logo'), 'viewBox' => '0 0 216.4144 232.00976')
   end

app/helpers/context_helper.rb

@@ -27,6 +27,8 @@ module ContextHelper
     quote_uri: { 'fedibird' => 'http://fedibird.com/ns#', 'quoteUri' => 'fedibird:quoteUri' },
     expiry: { 'fedibird' => 'http://fedibird.com/ns#', 'expiry' => 'fedibird:expiry' },
     other_setting: { 'fedibird' => 'http://fedibird.com/ns#', 'otherSetting' => 'fedibird:otherSetting' },
+    is_cat: { 'misskey' => 'https://misskey-hub.net/ns#', 'isCat' => 'misskey:isCat' },
+    vcard: { 'vcard' => 'http://www.w3.org/2006/vcard/ns#' },
   }.freeze
 
   def full_context

app/javascript/mastodon/components/avatar.js

@@ -1,7 +1,8 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
-import { autoPlayGif } from '../initial_state';
+import classNames from 'classnames';
+import { autoPlayGif, disable_joke_appearance } from '../initial_state';
 
 export default class Avatar extends React.PureComponent {
 
@@ -38,19 +39,18 @@ export default class Avatar extends React.PureComponent {
     const { hovering } = this.state;
 
     const src = account.get('avatar');
+    const isCat = !disable_joke_appearance && account.getIn(['other_settings', 'is_cat']);
+    const catEarsColor = !disable_joke_appearance && account.getIn(['other_settings', 'cat_ears_color']);
     const staticSrc = account.get('avatar_static');
 
-    let className = 'account__avatar';
+    const catEarsColorStyle = catEarsColor ? { '--cat-ears-color': catEarsColor } : {};
-
-    if (inline) {
-      className = className + ' account__avatar-inline';
-    }
 
     const style = {
       ...this.props.style,
       width: `${size}px`,
       height: `${size}px`,
       backgroundSize: `${size}px ${size}px`,
+      ...catEarsColorStyle,
     };
 
     if (hovering || animate) {
@@ -61,7 +61,8 @@ export default class Avatar extends React.PureComponent {
 
     return (
       <div
-        className={className}
+        className={classNames('account__avatar', { 'account__avatar-inline': inline, 'account__avatar-cat': isCat })}
+        data-cat-ears-color={catEarsColor}
         onMouseEnter={this.handleMouseEnter}
         onMouseLeave={this.handleMouseLeave}
         style={style}

app/javascript/mastodon/features/account/components/header.js

@@ -1,7 +1,7 @@
 import React, { Fragment } from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
-import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import { defineMessages, injectIntl, FormattedMessage, FormattedDate } from 'react-intl';
 import Button from 'mastodon/components/button';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 import { autoPlayGif, me, isStaff, show_followed_by, follow_button_to_list_adder } from 'mastodon/initial_state';
@@ -14,6 +14,7 @@ import ShortNumber from 'mastodon/components/short_number';
 import { NavLink } from 'react-router-dom';
 import DropdownMenuContainer from 'mastodon/containers/dropdown_menu_container';
 import AccountNoteContainer from '../containers/account_note_container';
+import age from 's-age';
 
 const messages = defineMessages({
   unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
@@ -338,6 +339,10 @@ class Header extends ImmutablePureComponent {
     const hide_following_count = account.getIn(['other_settings', 'hide_following_count'], false);
     const hide_followers_count = account.getIn(['other_settings', 'hide_followers_count'], false);
 
+    const location = account.getIn(['other_settings', 'location']);
+    const birthday = account.getIn(['other_settings', 'birthday']);
+    const joined = account.get('created_at');
+
     return (
       <div className={classNames('account__header', { inactive: !!account.get('moved') })} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
         <div className='account__header__image'>
@@ -408,7 +413,24 @@ class Header extends ImmutablePureComponent {
 
               {account.get('note').length > 0 && account.get('note') !== '<p></p>' && <div className='account__header__content translate' dangerouslySetInnerHTML={content} />}
 
-              <div className='account__header__joined'><FormattedMessage id='account.joined' defaultMessage='Joined {date}' values={{ date: intl.formatDate(account.get('created_at'), { year: 'numeric', month: 'short', day: '2-digit' }) }} /></div>
+              <div className='account__header__personal--wrapper'>
+                <table className='account__header__personal'>
+                  <tbody>
+                    {location && <tr>
+                      <th><Icon id='map-marker' fixedWidth aria-hidden='true' /> <FormattedMessage id='account.location' defaultMessage='Location' /></th>
+                      <td>{location}</td>
+                    </tr>}
+                    {birthday && <tr>
+                      <th><Icon id='birthday-cake' fixedWidth aria-hidden='true' /> <FormattedMessage id='account.birthday' defaultMessage='Birthday' /></th>
+                      <td><FormattedDate value={birthday} hour12={false} year='numeric' month='short' day='2-digit' />(<FormattedMessage id='account.age' defaultMessage='{age} years old}' values={{age: age(birthday)}} />)</td>
+                    </tr>}
+                    <tr>
+                      <th><Icon id='calendar' fixedWidth aria-hidden='true' /> <FormattedMessage id='account.joined' defaultMessage='Joined' /></th>
+                      <td><FormattedDate value={joined} hour12={false} year='numeric' month='short' day='2-digit' /></td>
+                    </tr>
+                  </tbody>
+                </table>
+              </div>
             </div>
 
             {!suspended && (

app/javascript/mastodon/initial_state.js

@@ -41,5 +41,6 @@ export const show_tab_bar_label = getMeta('show_tab_bar_label');
 export const enable_limited_timeline = getMeta('enable_limited_timeline');
 export const enableReaction = getMeta('enable_reaction');
 export const show_reply_tree_button = getMeta('show_reply_tree_button');
+export const disable_joke_appearance = getMeta('disable_joke_appearance');
 
 export default initialState;

app/javascript/mastodon/locales/en.json

@@ -2,8 +2,10 @@
   "account.account_note_header": "Note",
   "account.add_or_remove_from_circle": "Add or Remove from circles",
   "account.add_or_remove_from_list": "Add or Remove from lists",
+  "account.age": "{age} years old",
   "account.badges.bot": "Bot",
   "account.badges.group": "Group",
+  "account.birthday": "Birthday",
   "account.block": "Block @{name}",
   "account.block_domain": "Block domain {domain}",
   "account.blocked": "Blocked",
@@ -24,9 +26,10 @@
   "account.follows.empty": "This user doesn't follow anyone yet.",
   "account.follows_you": "Follows you",
   "account.hide_reblogs": "Hide boosts from @{name}",
-  "account.joined": "Joined {date}",
+  "account.joined": "Joined",
   "account.last_status": "Last active",
   "account.link_verified_on": "Ownership of this link was checked on {date}",
+  "account.location": "Location",
   "account.locked_info": "This account privacy status is set to locked. The owner manually reviews who can follow them.",
   "account.media": "Media",
   "account.members": "Members",

app/javascript/mastodon/locales/ja.json

@@ -2,8 +2,10 @@
   "account.account_note_header": "メモ",
   "account.add_or_remove_from_circle": "サークルから追加または外す",
   "account.add_or_remove_from_list": "リストから追加または外す",
+  "account.age": "{age}歳",
   "account.badges.bot": "Bot",
   "account.badges.group": "Group",
+  "account.birthday": "誕生日",
   "account.block": "@{name}さんをブロック",
   "account.block_domain": "{domain}全体をブロック",
   "account.blocked": "ブロック済み",
@@ -24,9 +26,10 @@
   "account.follows.empty": "まだ誰もフォローしていません。",
   "account.follows_you": "フォローされています",
   "account.hide_reblogs": "@{name}さんからのブーストを非表示",
-  "account.joined": "{date} に登録",
+  "account.joined": "登録日",
   "account.last_status": "最後の活動",
   "account.link_verified_on": "このリンクの所有権は{date}に確認されました",
+  "account.location": "場所",
   "account.locked_info": "このアカウントは承認制アカウントです。相手が承認するまでフォローは完了しません。",
   "account.media": "メディア",
   "account.members": "参加者",

app/javascript/styles/mastodon/components.scss

@@ -7447,6 +7447,24 @@ noscript {
       }
     }
 
+    .account__header__personal {
+      font-size: 14px;
+      color: $darker-text-color;
+      margin: 5px auto;
+      border-collapse: separate;
+      border-spacing: 10px 3px;
+
+      th {
+        white-space: nowrap;
+      }
+
+      &--wrapper {
+        width: 100%;
+        margin-top: 10px;
+        border-top: 1px solid lighten($ui-base-color, 12%);
+      }
+    }
+
     .account__header__fields {
       margin: 0;
       border-top: 1px solid lighten($ui-base-color, 12%);
@@ -7472,6 +7490,7 @@ noscript {
       font-size: 14px;
       color: $darker-text-color;
       padding: 10px 0;
+      border-top: 1px solid lighten($ui-base-color, 12%);
 
       a {
         display: inline-block;

app/javascript/styles/mastodon/forms.scss

@@ -296,6 +296,10 @@ code {
         max-width: 50%;
       }
 
+      &-8 {
+        max-width: 66.67%;
+      }
+
       .actions {
         margin-top: 27px;
       }

app/lib/activitypub/case_transform.rb

@@ -6,6 +6,15 @@ module ActivityPub::CaseTransform
       @camel_lower_cache ||= {}
     end
 
+    NON_CONVERSIONS = %w(
+      _misskey_content
+      _misskey_quote
+      _misskey_reaction
+      _misskey_votes
+      _misskey_talk
+      vcard:Address
+    ).freeze
+
     def camel_lower(value)
       case value
       when Array then value.map { |item| camel_lower(item) }
@@ -14,7 +23,7 @@ module ActivityPub::CaseTransform
       when String
         camel_lower_cache[value] ||= if value.start_with?('_:')
                                        '_:' + value.gsub(/\A_:/, '').underscore.camelize(:lower)
-                                     elsif value.start_with?('_')
+                                     elsif NON_CONVERSIONS.include? value
                                        value
                                      else
                                        value.underscore.camelize(:lower)

app/lib/formatter.rb

@@ -28,6 +28,7 @@ class Formatter
       html = reformat(raw_content)
       html = apply_inner_link(html)
       html = encode_custom_emojis(html, status.emojis, options[:autoplay]) if options[:custom_emojify]
+      html = nyaize_html(html) if options[:nyaize]
       return html.html_safe # rubocop:disable Rails/OutputSafety
     end
 
@@ -40,6 +41,7 @@ class Formatter
     html = encode_custom_emojis(html, status.emojis, options[:autoplay]) if options[:custom_emojify]
     html = simple_format(html, {}, sanitize: false)
     html = quotify(html, status) if status.quote? && !options[:escape_quotify]
+    html = nyaize_html(html) if options[:nyaize]
     html = html.delete("\n")
 
     html.html_safe # rubocop:disable Rails/OutputSafety
@@ -210,6 +212,44 @@ class Formatter
     html.sub(/(<[^>]+>)\z/, "<span class=\"quote-inline\"><br/>QT: #{link}</span>\\1")
   end
 
+  def nyaize_html(html)
+    inside_anchor = false
+
+    html.split(/(<.+?>)/).compact.map do |x|
+      if x.match(/^<a/)
+        inside_anchor = true
+      elsif x == '</a>'
+        inside_anchor = false
+      end
+
+      if inside_anchor || x[0] == '<'
+        x
+      else
+        x.split(/(:.+?:)/).compact.map do |x|
+          if x[0] == ':'
+            x
+          else
+            nyaize(x)
+          end
+        end.join
+      end
+    end.join
+  end
+
+  def nyaize(text)
+    text
+      # ja-JP
+      .gsub(/な/, "にゃ").gsub(/ナ/, "ニャ").gsub(/ﾅ/, "ﾆｬ")
+      # en-US
+      .gsub(/(?<=n)a/i) { |x| x == 'A' ? 'YA' : 'ya' }
+      .gsub(/(?<=morn)ing/i) { |x| x == 'ING' ? 'YAN' : 'yan' }
+      .gsub(/(?<=every)one/i) { |x| x == 'ONE' ? 'NYAN' : 'nyan' }
+      # vko-KR
+      .gsub(/[나-낳]/) { |c| (c.ord + '냐'.ord - '나'.ord).chr }
+      .gsub(/(다)|(다(?=\.))|(다(?= ))|(다(?=!))|(다(?=\?))/m, '다냥')
+      .gsub(/(야(?=\?))|(야$)|(야(?= ))/m, '냥')
+  end
+
   def rewrite(text, entities)
     text = text.to_s
 

app/lib/user_settings_decorator.rb

@@ -70,6 +70,7 @@ class UserSettingsDecorator
     user.settings['hide_statuses_count']               = hide_statuses_count_preference if change?('setting_hide_statuses_count')
     user.settings['hide_following_count']              = hide_following_count_preference if change?('setting_hide_following_count')
     user.settings['hide_followers_count']              = hide_followers_count_preference if change?('setting_hide_followers_count')
+    user.settings['disable_joke_appearance']           = disable_joke_appearance_preference if change?('setting_disable_joke_appearance')
   end
 
   def merged_notification_emails
@@ -236,6 +237,10 @@ class UserSettingsDecorator
     boolean_cast_setting 'setting_hide_followers_count'
   end
 
+  def disable_joke_appearance_preference
+    boolean_cast_setting 'setting_disable_joke_appearance'
+  end
+
   def boolean_cast_setting(key)
     ActiveModel::Type::Boolean.new.cast(settings[key])
   end

app/models/account.rb

@@ -414,23 +414,6 @@ class Account < ApplicationRecord
     ActionController::Base.helpers.strip_tags(note)
   end
 
-  def settings
-    self[:settings].class == String ? {} : self[:settings]
-  end
-
-  def other_settings
-    local? && user ? settings.merge(
-      {
-        'noindex'              => user.setting_noindex,
-        'hide_network'         => user.setting_hide_network,
-        'hide_statuses_count'  => user.setting_hide_statuses_count,
-        'hide_following_count' => user.setting_hide_following_count,
-        'hide_followers_count' => user.setting_hide_followers_count,
-        'enable_reaction'      => user.setting_enable_reaction,
-      }
-    ) : settings
-  end
-
   class Field < ActiveModelSerializers::Model
     attributes :name, :value, :verified_at, :account
 

app/models/concerns/account_avatar.rb

@@ -6,9 +6,14 @@ module AccountAvatar
   IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif', 'image/webp'].freeze
   LIMIT = 2.megabytes
 
+  BLURHASH_OPTIONS = {
+    x_comp: 4,
+    y_comp: 4,
+  }.freeze
+
   class_methods do
     def avatar_styles(file)
-      styles = { original: { geometry: '400x400#', file_geometry_parser: FastGeometryParser } }
+      styles = { original: { geometry: '400x400#', file_geometry_parser: FastGeometryParser, blurhash: BLURHASH_OPTIONS } }
       styles[:static] = { geometry: '400x400#', format: 'png', convert_options: '-coalesce', file_geometry_parser: FastGeometryParser } if file.content_type == 'image/gif'
       styles
     end
@@ -18,7 +23,7 @@ module AccountAvatar
 
   included do
     # Avatar upload
-    has_attached_file :avatar, styles: ->(f) { avatar_styles(f) }, convert_options: { all: '+profile exif' }, processors: [:lazy_thumbnail]
+    has_attached_file :avatar, styles: ->(f) { avatar_styles(f) }, convert_options: { all: '+profile exif' }, processors: [:lazy_thumbnail, :blurhash_transcoder]
     validates_attachment_content_type :avatar, content_type: IMAGE_MIME_TYPES
     validates_attachment_size :avatar, less_than: LIMIT
     remotable_attachment :avatar, LIMIT, suppress_errors: false

app/models/concerns/account_settings.rb

@@ -3,24 +3,81 @@
 module AccountSettings
   extend ActiveSupport::Concern
 
+  included do
+    after_initialize :setting_initialize
+  end
+
+  def cat?
+    true & settings['is_cat']
+  end
+
+  alias cat cat?
+
+  def cat=(val)
+    settings['is_cat'] = true & ActiveModel::Type::Boolean.new.cast(val)
+  end
+
+  def cat_ears_color
+    settings['cat_ears_color']
+  end
+
+  def birthday
+    settings['birthday']
+  end
+
+  def birthday=(val)
+    settings['birthday'] = ActiveRecord::Type::Date.new.cast(val)
+  end
+
+  def location
+    settings['location']
+  end
+
+  def location=(val)
+    settings['location'] = val
+  end
+
   def noindex?
-    local? ? user&.noindex? : settings['noindex']
+    true & (local? ? user&.noindex? : settings['noindex'])
   end
 
   def hide_network?
-    local? ? user&.hide_network? : settings['hide_network']
+    true & (local? ? user&.hide_network? : settings['hide_network'])
   end
 
   def hide_statuses_count?
-    local? ? user&.hide_statuses_count? : settings['hide_statuses_count']
+    true & (local? ? user&.hide_statuses_count? : settings['hide_statuses_count'])
   end
 
   def hide_following_count?
-    local? ? user&.hide_following_count? : settings['hide_following_count']
+    true & (local? ? user&.hide_following_count? : settings['hide_following_count'])
   end
 
   def hide_followers_count?
-    local? ? user&.hide_followers_count? : settings['hide_followers_count']
+    true & (local? ? user&.hide_followers_count? : settings['hide_followers_count'])
   end
 
+  def other_settings
+    local? && user ? settings.merge(
+      {
+        'noindex'              => user.setting_noindex,
+        'hide_network'         => user.setting_hide_network,
+        'hide_statuses_count'  => user.setting_hide_statuses_count,
+        'hide_following_count' => user.setting_hide_following_count,
+        'hide_followers_count' => user.setting_hide_followers_count,
+        'enable_reaction'      => user.setting_enable_reaction,
+      }
+    ) : settings
+  end
+
+  # Called by blurhash_transcoder
+  def blurhash=(val)
+    settings['cat_ears_color'] = "##{Blurhash::Base83::decode83(val.slice(2,4)).to_s(16).rjust(6, '0')}"
+  end
+
+  private
+
+  def setting_initialize
+    self[:settings] = {} if has_attribute?(:settings) && self[:settings] === "{}"
+  end
 end

app/models/user.rb

@@ -131,7 +131,7 @@ class User < ApplicationRecord
            :follow_button_to_list_adder, :show_navigation_panel, :show_quote_button, :show_bookmark_button,
            :place_tab_bar_at_bottom,:show_tab_bar_label, :enable_limited_timeline, :enable_reaction,
            :show_reply_tree_button,
-           :hide_statuses_count, :hide_following_count, :hide_followers_count,
+           :hide_statuses_count, :hide_following_count, :hide_followers_count, :disable_joke_appearance,
 
            to: :settings, prefix: :setting, allow_nil: false
 

app/serializers/activitypub/actor_serializer.rb

@@ -7,7 +7,8 @@ class ActivityPub::ActorSerializer < ActivityPub::Serializer
 
   context_extensions :manually_approves_followers, :featured, :also_known_as,
                      :moved_to, :property_value, :identity_proof,
-                     :discoverable, :olm, :suspended, :other_setting
+                     :discoverable, :olm, :suspended, :other_setting,
+                     :vcard
 
   attributes :id, :type, :following, :followers,
              :inbox, :outbox, :featured, :featured_tags,
@@ -24,6 +25,8 @@ class ActivityPub::ActorSerializer < ActivityPub::Serializer
   attribute :moved_to, if: :moved?
   attribute :also_known_as, if: :also_known_as?
   attribute :suspended, if: :suspended?
+  attribute :bday, key: :'vcard:bday'
+  attribute :address, key: :'vcard:Address'
 
   has_many :virtual_other_settings, key: :other_setting
 
@@ -164,6 +167,14 @@ class ActivityPub::ActorSerializer < ActivityPub::Serializer
     object.created_at.midnight.iso8601
   end
 
+  def bday
+    object.birthday
+  end
+
+  def address
+    object.location
+  end
+
   def virtual_other_settings
     object.other_settings.map do |k, v|
       {

app/serializers/initial_state_serializer.rb

@@ -55,6 +55,7 @@ class InitialStateSerializer < ActiveModel::Serializer
       store[:enable_limited_timeline]           = object.current_account.user.setting_enable_limited_timeline
       store[:enable_reaction]                   = object.current_account.user.setting_enable_reaction
       store[:show_reply_tree_button]            = object.current_account.user.setting_show_reply_tree_button
+      store[:disable_joke_appearance]           = object.current_account.user.setting_disable_joke_appearance
     else
       store[:auto_play_gif] = Setting.auto_play_gif
       store[:display_media] = Setting.display_media

app/serializers/rest/account_serializer.rb

@@ -3,7 +3,7 @@
 class REST::AccountSerializer < ActiveModel::Serializer
   include RoutingHelper
 
-  attributes :id, :username, :acct, :display_name, :locked, :bot, :discoverable, :group, :created_at,
+  attributes :id, :username, :acct, :display_name, :locked, :bot, :cat, :discoverable, :group, :created_at,
              :note, :url, :avatar, :avatar_static, :header, :header_static,
              :followers_count, :following_count, :subscribing_count, :statuses_count, :last_status_at
 
@@ -88,6 +88,10 @@ class REST::AccountSerializer < ActiveModel::Serializer
     object.suspended? ? false : object.bot
   end
 
+  def cat
+    object.suspended? ? false : object.cat
+  end
+
   def discoverable
     object.suspended? ? false : object.discoverable
   end

app/serializers/rest/instance_serializer.rb

@@ -127,6 +127,8 @@ class REST::InstanceSerializer < ActiveModel::Serializer
       :visibility_mutual,
       :visibility_limited,
       :emoji_reaction,
+      :misskey_birthday,
+      :misskey_location,
     ]
   end
 

app/serializers/rest/status_serializer.rb

@@ -17,6 +17,8 @@ class REST::StatusSerializer < ActiveModel::Serializer
   attribute :content, unless: :source_requested?
   attribute :text, if: :source_requested?
 
+  attribute :nyaize_content, if: :joke_applied?
+
   attribute :quote_id, if: :quote?
 
   attribute :expires_at, if: :has_expires?
@@ -119,7 +121,11 @@ class REST::StatusSerializer < ActiveModel::Serializer
   end
 
   def content
-    Formatter.instance.format(object)
+    @content ||= Formatter.instance.format(object)
+  end
+
+  def nyaize_content
+    @nyaize_content ||= Formatter.instance.format(object, nyaize: object.account.cat?)
   end
 
   def url
@@ -188,6 +194,10 @@ class REST::StatusSerializer < ActiveModel::Serializer
     instance_options[:source_requested]
   end
 
+  def joke_applied?
+    !source_requested? && object.account.cat? && nyaize_content != content
+  end
+
   def ordered_mentions
     object.active_mentions.to_a.sort_by(&:id)
   end

app/services/activitypub/process_account_service.rb

@@ -98,7 +98,7 @@ class ActivityPub::ProcessAccountService < BaseService
     @account.note                    = @json['summary'] || ''
     @account.locked                  = @json['manuallyApprovesFollowers'] || false
     @account.fields                  = property_values || {}
-    @account.settings                = defer_settings.merge(other_settings || {})
+    @account.settings                = defer_settings.merge(other_settings, birthday, address, is_cat)
     @account.also_known_as           = as_array(@json['alsoKnownAs'] || []).map { |item| value_or_id(item) }
     @account.discoverable            = @json['discoverable'] || false
   end
@@ -212,16 +212,34 @@ class ActivityPub::ProcessAccountService < BaseService
     as_array(@json['attachment']).select { |attachment| attachment['type'] == 'PropertyValue' }.map { |attachment| attachment.slice('name', 'value') }
   end
 
+  def birthday
+    return {} if @json['vcard:bday'].blank?
+    { 'birthday' => ActiveRecord::Type::Date.new.cast(@json['vcard:bday']) }
+  end
+
+  def address
+    return {} if @json['vcard:Address'].blank?
+    { 'location' => @json['vcard:Address'] }
+  end
+
+  def is_cat
+    return {} unless ActiveModel::Type::Boolean.new.cast(@json['isCat'])
+    { 'is_cat' => true }
+  end
+
   DEFER_SETTINGS_KEYS = %w(
+    birthday
+    location
+    cat_ears_color
     noindex
   ).freeze
 
   def defer_settings
-    (@account.settings || {}).select { |key, _| DEFER_SETTINGS_KEYS.include?(key) }
+    @account.settings.select { |key, _| DEFER_SETTINGS_KEYS.include?(key) }
   end
 
   def other_settings
-    return unless @json['otherSetting'].is_a?(Array)
+    return {} unless @json['otherSetting'].is_a?(Array)
     @json['otherSetting'].each_with_object({}) { |v, h| h.merge!({v['name'] => v['value']}) if v['type'] == 'PropertyValue' }
   end
 

app/views/accounts/_header.html.haml

@@ -2,7 +2,7 @@
   .public-account-header__image
     = image_tag (prefers_autoplay? ? account.header_original_url : account.header_static_url), class: 'parallax'
   .public-account-header__bar
-    = link_to short_account_url(account), class: 'avatar' do
+    = link_to short_account_url(account), account_cat_params(account, class: 'avatar') do
       = image_tag (prefers_autoplay? ? account.avatar_original_url : account.avatar_static_url), id: 'profile_page_avatar', data: { original: full_asset_url(account.avatar_original_url), static: full_asset_url(account.avatar_static_url), autoplay: prefers_autoplay? }
     .public-account-header__tabs
       .public-account-header__tabs__name

app/views/application/_card.html.haml

@@ -5,7 +5,7 @@
     .card__img
       = image_tag account.header.url, alt: ''
     .card__bar
-      .avatar
+      .avatar{ account_cat_params(account) }
         = image_tag account.avatar.url, alt: '', width: 48, height: 48, class: 'u-photo'
 
       .display-name

app/views/directories/index.html.haml

@@ -24,7 +24,7 @@
           = image_tag account.header.url, alt: ''
         .directory__card__bar
           = link_to TagManager.instance.url_for(account), class: 'directory__card__bar__name' do
-            .avatar
+            .avatar{ account_cat_params(account) }
               = image_tag account.avatar.url, alt: '', class: 'u-photo'
 
             .display-name

app/views/layouts/application.html.haml

@@ -33,6 +33,9 @@
     - if Setting.custom_css.present?
       = stylesheet_link_tag custom_css_path, host: request.host, media: 'all'
 
+    %style{ nonce: request.content_security_policy_nonce }
+      != account_cat_styles
+
     = yield :header_tags
 
   %body{ class: body_classes }

app/views/settings/preferences/appearance/show.html.haml

@@ -33,6 +33,11 @@
     = f.input :setting_disable_swiping, as: :boolean, wrapper: :with_label
     = f.input :setting_system_font_ui, as: :boolean, wrapper: :with_label
 
+  %h4= t 'appearance.joke'
+
+  .fields-group
+    = f.input :setting_disable_joke_appearance, as: :boolean, wrapper: :with_label, fedibird_features: true
+
   %h4= t 'appearance.toot_layout'
 
   .fields-group

app/views/settings/profiles/show.html.haml

@@ -55,6 +55,16 @@
           %input{ type: :text, maxlength: '999', spellcheck: 'false', readonly: 'true', value: link_to('Mastodon', ActivityPub::TagManager.instance.url_for(@account), rel: 'me').to_str }
         %button{ type: :button }= t('generic.copy')
 
+  .fields-row
+    .fields-row__column.fields-group.fields-row__column-8
+      = f.input :birthday, wrapper: :with_label, input_html: { placeholder: '2016-03-16', pattern: '\d{4}-\d{1,2}-\d{1,2}' }, hint: t('simple_form.hints.defaults.birthday'), fedibird_features: true
+      %p.warning-hint= t('simple_form.hints.defaults.birthday_caution')
+
+  .fields-row
+    .fields-row__column.fields-group.fields-row__column-8
+      = f.input :location, wrapper: :with_label, input_html: { maxlength: 50 }, hint: t('simple_form.hints.defaults.location'), fedibird_features: true
+      %p.warning-hint= t('simple_form.hints.defaults.location_caution')
+
   .actions
     = f.button :button, t('generic.save_changes'), type: :submit
 

app/views/statuses/_detailed_status.html.haml

@@ -1,7 +1,7 @@
 .detailed-status.detailed-status--flex{ class: "detailed-status-#{status.visibility}" }
   .p-author.h-card
     = link_to ActivityPub::TagManager.instance.url_for(status.account), class: 'detailed-status__display-name u-url', target: stream_link_target, rel: 'noopener' do
-      .detailed-status__display-avatar
+      .detailed-status__display-avatar{ account_cat_params(status.account) }
         - if prefers_autoplay?
           = image_tag status.account.avatar_original_url, alt: '', class: 'account__avatar u-photo'
         - else

app/views/statuses/_quote_status.html.haml

@@ -1,6 +1,6 @@
 .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
+    .status__avatar{ account_cat_params(status.account) }
       %div
         = image_tag status.account.avatar_static_url, width: 18, height: 18, alt: '', class: 'u-photo account__avatar'
     %span.display-name

app/views/statuses/_simple_status.html.haml

@@ -11,8 +11,7 @@
 
     .p-author.h-card
       = link_to ActivityPub::TagManager.instance.url_for(status.account), class: 'status__display-name u-url', target: stream_link_target, rel: 'noopener noreferrer' do
-        .status__avatar
+        .status__avatar{ account_cat_params(status.account) }
-          %div
           - if prefers_autoplay?
             = image_tag status.account.avatar_original_url, alt: '', class: 'u-photo account__avatar'
           - else

config/locales/en.yml

@@ -762,6 +762,7 @@ en:
     animations_and_accessibility: Animations and accessibility
     confirmation_dialogs: Confirmation dialogs
     discovery: Discovery
+    joke: Joke features
     localization:
       body: Mastodon is translated by volunteers.
       guide_link: https://crowdin.com/project/mastodon

config/locales/ja.yml

@@ -740,6 +740,7 @@ ja:
     animations_and_accessibility: アニメーションとアクセシビリティー
     confirmation_dialogs: 確認ダイアログ
     discovery: 見つける
+    joke: ジョーク機能
     localization:
       body: Mastodonは有志によって翻訳されています。
       guide_link: https://ja.crowdin.com/project/mastodon

config/locales/simple_form.en.yml

@@ -31,6 +31,8 @@ en:
       defaults:
         autofollow: People who sign up through the invite will automatically follow you
         avatar: PNG, GIF or JPG. At most %{size}. Will be downscaled to %{dimensions}px
+        birthday: Specify the date of birth in the format yyyy-mm-dd（ex. 2016-03-16）
+        birthday_caution: It will be published on the Internet. Please handle your personal information with care
         bot: Signal to others that the account mainly performs automated actions and might not be monitored
         context: One or multiple contexts where the filter should apply
         current_password: For security purposes please enter the password of the current account
@@ -43,12 +45,15 @@ en:
         inbox_url: Copy the URL from the frontpage of the relay you want to use
         irreversible: Filtered posts will disappear irreversibly, even if filter is later removed
         locale: The language of the user interface, e-mails and push notifications
+        location: Area of primary residence or activity
+        location_caution: It will be published on the Internet. Please do not include detailed addresses except for business use
         locked: Manually control who can follow you by approving follow requests
         password: Use at least 8 characters
         phrase: Will be matched regardless of casing in text or content warning of a post
         scopes: Which APIs the application will be allowed to access. If you select a top-level scope, you don't need to select individual ones.
         setting_aggregate_reblogs: Do not show new boosts for posts that have been recently boosted (only affects newly-received boosts)
         setting_default_sensitive: Sensitive media is hidden by default and can be revealed with a click
+        setting_disable_joke_appearance: Disable April Fools' Day and other joke functions
         setting_display_media_default: Hide media marked as sensitive
         setting_display_media_hide_all: Always hide media
         setting_display_media_show_all: Always show media
@@ -155,6 +160,7 @@ en:
       defaults:
         autofollow: Invite to follow your account
         avatar: Avatar
+        birthday: Birthday
         bot: This is a bot account
         chosen_languages: Filter languages
         confirm_new_password: Confirm new password
@@ -172,6 +178,7 @@ en:
         inbox_url: URL of the relay inbox
         irreversible: Drop instead of hide
         locale: Interface language
+        location: Location
         locked: Require follow requests
         max_uses: Max number of uses
         new_password: New password
@@ -188,6 +195,7 @@ en:
         setting_default_privacy: Posting privacy
         setting_default_sensitive: Always mark media as sensitive
         setting_delete_modal: Show confirmation dialog before deleting a post
+        setting_disable_joke_appearance: Disable joke feature to change appearance
         setting_disable_swiping: Disable swiping motions
         setting_display_media: Media display
         setting_display_media_default: Default

config/locales/simple_form.ja.yml

@@ -31,6 +31,8 @@ ja:
       defaults:
         autofollow: 招待から登録した人が自動的にあなたをフォローするようになります
         avatar: "%{size}までのPNG、GIF、JPGが利用可能です。%{dimensions}pxまで縮小されます"
+        birthday: 誕生日を年月日の順にyyyy-mm-dd（ex. 2016-03-16）という書式で指定します
+        birthday_caution: インターネットに公開されます。個人情報は慎重に取り扱ってください
         bot: このアカウントは主に自動で動作し、人が見ていない可能性があります
         context: フィルターを適用する対象 (複数選択可)
         current_password: 現在のアカウントのパスワードを入力してください
@@ -43,12 +45,15 @@ ja:
         inbox_url: 使用したいリレーサーバーのトップページからURLをコピーします
         irreversible: フィルターが後で削除されても、除外された投稿は元に戻せなくなります
         locale: ユーザーインターフェース、メールやプッシュ通知の言語
+        location: 主に居住・活動する地域・場所
+        location_caution: インターネットに公開されます。ビジネス用途を除き詳細な住所を記載しないでください
         locked: フォロワーを手動で承認する必要があります
         password: 少なくとも8文字は入力してください
         phrase: 投稿内容の大文字小文字や閲覧注意に関係なく一致
         scopes: アプリの API に許可するアクセス権を選択してください。最上位のスコープを選択する場合、個々のスコープを選択する必要はありません。
         setting_aggregate_reblogs: 最近ブーストされた投稿が新たにブーストされても表示しません (設定後受信したものにのみ影響)
         setting_default_sensitive: 閲覧注意状態のメディアはデフォルトでは内容が伏せられ、クリックして初めて閲覧できるようになります
+        setting_disable_joke_appearance: エイプリルフール等のジョーク機能を無効にします
         setting_display_media_default: 閲覧注意としてマークされたメディアは隠す
         setting_display_media_hide_all: メディアを常に隠す
         setting_display_media_show_all: メディアを常に表示する
@@ -155,6 +160,7 @@ ja:
       defaults:
         autofollow: 招待から参加後、あなたをフォロー
         avatar: アイコン
+        birthday: 誕生日
         bot: これは BOT アカウントです
         chosen_languages: 表示する言語
         confirm_new_password: 新しいパスワード（確認用）
@@ -172,6 +178,7 @@ ja:
         inbox_url: リレーサーバーの inbox URL
         irreversible: 隠すのではなく除外する
         locale: 言語
+        location: 場所
         locked: 承認制アカウントにする
         max_uses: 使用できる回数
         new_password: 新しいパスワード
@@ -188,6 +195,7 @@ ja:
         setting_default_privacy: 投稿の公開範囲
         setting_default_sensitive: メディアを常に閲覧注意としてマークする
         setting_delete_modal: 投稿を削除する前に確認ダイアログを表示する
+        setting_disable_joke_appearance: ジョーク機能による見た目の変更を無効にする
         setting_disable_swiping: スワイプでの切り替えを無効にする
         setting_display_media: メディアの表示
         setting_display_media_default: 標準

config/settings.yml

@@ -55,6 +55,7 @@ defaults: &defaults
   hide_statuses_count: false
   hide_following_count: false
   hide_followers_count: false
+  disable_joke_appearance: false
   notification_emails:
     follow: false
     reblog: false

package.json

@@ -153,6 +153,7 @@
     "requestidlecallback": "^0.3.0",
     "reselect": "^4.0.0",
     "rimraf": "^3.0.2",
+    "s-age": "^1.1.2",
     "sass": "^1.37.0",
     "sass-loader": "^10.2.0",
     "stacktrace-js": "^2.0.2",

yarn.lock

@@ -9869,6 +9869,11 @@ rx-lite@^3.1.2:
   resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-3.1.2.tgz#19ce502ca572665f3b647b10939f97fd1615f102"
   integrity sha1-Gc5QLKVyZl87ZHsQk5+X/RYV8QI=
 
+s-age@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/s-age/-/s-age-1.1.2.tgz#c0cf15233ccc93f41de92ea42c36d957977d1ea2"
+  integrity sha512-aSN2TlF39WLoZA/6cgYSJZhKt63kJ4EaadejPWjWY9/h4rksIqvfWY3gfd+3uAegSM1IXsA9aWeEhJtkxkFQtA==
+
 safe-buffer@5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"