Add profile directory

Fix #5578

app/controllers/admin/tags_controller.rb

@@ -0,0 +1,44 @@
+# frozen_string_literal: true
+
+module Admin
+  class TagsController < BaseController
+    before_action :set_tags, only: :index
+    before_action :set_tag, except: :index
+    before_action :set_filter_params
+
+    def index
+      authorize :tag, :index?
+    end
+
+    def hide
+      authorize @tag, :hide?
+      @tag.account_tag_stat.update!(hidden: true)
+      redirect_to admin_tags_path(@filter_params)
+    end
+
+    def unhide
+      authorize @tag, :unhide?
+      @tag.account_tag_stat.update!(hidden: true)
+      redirect_to admin_tags_path(@filter_params)
+    end
+
+    private
+
+    def set_tags
+      @tags = Tag.discoverable
+      @tags.merge!(Tag.hidden) if filter_params[:hidden]
+    end
+
+    def set_tag
+      @tag = Tag.find(params[:id])
+    end
+
+    def set_filter_params
+      @filter_params = filter_params.to_hash.symbolize_keys
+    end
+
+    def filter_params
+      params.permit(:hidden)
+    end
+  end
+end

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

@@ -21,7 +21,7 @@ def update
   private
 
   def account_params
-    params.permit(:display_name, :note, :avatar, :header, :locked, :bot, fields_attributes: [:name, :value])
+    params.permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, fields_attributes: [:name, :value])
   end
 
   def user_settings_params

app/controllers/directories_controller.rb

@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+class DirectoriesController < ApplicationController
+  layout 'public'
+
+  before_action :set_instance_presenter
+  before_action :set_tag, only: :show
+  before_action :set_tags
+  before_action :set_accounts
+
+  def index
+    render :index
+  end
+
+  def show
+    render :index
+  end
+
+  private
+
+  def set_tag
+    @tag = Tag.discoverable.find_by!(name: params[:id].downcase)
+  end
+
+  def set_tags
+    @tags = Tag.discoverable.limit(30)
+  end
+
+  def set_accounts
+    @accounts = Account.searchable.discoverable.page(params[:page]).per(50).tap do |query|
+      query.merge!(Account.tagged_with(@tag.id)) if @tag
+
+      if popular_requested?
+        query.merge!(Account.popular)
+      else
+        query.merge!(Account.by_recent_status)
+      end
+    end
+  end
+
+  def set_instance_presenter
+    @instance_presenter = InstancePresenter.new
+  end
+
+  def popular_requested?
+    request.path.ends_with?('/popular')
+  end
+end

app/controllers/settings/profiles_controller.rb

@@ -29,7 +29,7 @@ def update
   private
 
   def account_params
-    params.require(:account).permit(:display_name, :note, :avatar, :header, :locked, :bot, fields_attributes: [:name, :value])
+    params.require(:account).permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, fields_attributes: [:name, :value])
   end
 
   def set_account

app/helpers/admin/filter_helper.rb

@@ -5,8 +5,9 @@ module Admin::FilterHelper
   REPORT_FILTERS       = %i(resolved account_id target_account_id).freeze
   INVITE_FILTER        = %i(available expired).freeze
   CUSTOM_EMOJI_FILTERS = %i(local remote by_domain shortcode).freeze
+  TAGS_FILTERS         = %i(hidden).freeze
 
-  FILTERS = ACCOUNT_FILTERS + REPORT_FILTERS + INVITE_FILTER + CUSTOM_EMOJI_FILTERS
+  FILTERS = ACCOUNT_FILTERS + REPORT_FILTERS + INVITE_FILTER + CUSTOM_EMOJI_FILTERS + TAGS_FILTERS
 
   def filter_link_to(text, link_to_params, link_class_params = link_to_params)
     new_url = filtered_url_for(link_to_params)

app/javascript/styles/mastodon/accounts.scss

@@ -189,6 +189,11 @@
   &--under-tabs {
     border-radius: 0 0 4px 4px;
   }
+
+  &--flexible {
+    box-sizing: border-box;
+    min-height: 100%;
+  }
 }
 
 .account-role {

app/javascript/styles/mastodon/widgets.scss

@@ -240,3 +240,168 @@
     border-radius: 0;
   }
 }
+
+.page-header {
+  background: lighten($ui-base-color, 8%);
+  box-shadow: 0 0 15px rgba($base-shadow-color, 0.2);
+  border-radius: 4px;
+  padding: 60px 15px;
+  text-align: center;
+  margin: 10px 0;
+
+  h1 {
+    color: $primary-text-color;
+    font-size: 36px;
+    line-height: 1.1;
+    font-weight: 700;
+    margin-bottom: 10px;
+  }
+
+  p {
+    font-size: 15px;
+    color: $darker-text-color;
+  }
+}
+
+.directory {
+  background: $ui-base-color;
+  border-radius: 0 0 4px 4px;
+  box-shadow: 0 0 15px rgba($base-shadow-color, 0.2);
+
+  &__tag {
+    box-sizing: border-box;
+    margin-bottom: 10px;
+
+    a {
+      display: flex;
+      align-items: center;
+      justify-content: space-between;
+      background: $ui-base-color;
+      border-radius: 4px;
+      padding: 15px;
+      text-decoration: none;
+      color: inherit;
+      box-shadow: 0 0 15px rgba($base-shadow-color, 0.2);
+
+      &:hover,
+      &:active,
+      &:focus {
+        background: lighten($ui-base-color, 8%);
+      }
+    }
+
+    &.active a {
+      background: $ui-highlight-color;
+      cursor: default;
+    }
+
+    h4 {
+      flex: 1 1 auto;
+      font-size: 18px;
+      font-weight: 700;
+      color: $primary-text-color;
+
+      .fa {
+        color: $darker-text-color;
+      }
+
+      small {
+        display: block;
+        font-weight: 400;
+        font-size: 15px;
+        margin-top: 8px;
+        color: $darker-text-color;
+      }
+    }
+
+    &.active h4 {
+      &,
+      .fa,
+      small {
+        color: $primary-text-color;
+      }
+    }
+
+    .avatar-stack {
+      flex: 0 0 auto;
+      width: (36px + 4px) * 3;
+    }
+
+    &.active .avatar-stack .account__avatar {
+      border-color: $ui-highlight-color;
+    }
+  }
+}
+
+.avatar-stack {
+  display: flex;
+  justify-content: flex-end;
+
+  .account__avatar {
+    flex: 0 0 auto;
+    width: 36px;
+    height: 36px;
+    border-radius: 50%;
+    position: relative;
+    margin-left: -10px;
+    border: 2px solid $ui-base-color;
+
+    &:nth-child(1) {
+      z-index: 1;
+    }
+
+    &:nth-child(2) {
+      z-index: 2;
+    }
+
+    &:nth-child(3) {
+      z-index: 3;
+    }
+  }
+}
+
+.accounts-table {
+  width: 100%;
+
+  .account {
+    padding: 0;
+    border: 0;
+  }
+
+  thead th {
+    text-align: center;
+    text-transform: uppercase;
+    color: $darker-text-color;
+    font-weight: 700;
+    padding: 10px;
+
+    &:first-child {
+      text-align: left;
+    }
+  }
+
+  tbody td {
+    padding: 15px 0;
+    vertical-align: middle;
+    border-bottom: 1px solid lighten($ui-base-color, 8%);
+  }
+
+  tbody tr:last-child td {
+    border-bottom: 0;
+  }
+
+  &__count {
+    width: 120px;
+    text-align: center;
+    font-size: 15px;
+    font-weight: 500;
+    color: $primary-text-color;
+
+    small {
+      display: block;
+      color: $darker-text-color;
+      font-weight: 400;
+      font-size: 14px;
+    }
+  }
+}

app/models/account.rb

@@ -43,11 +43,13 @@
 #  featured_collection_url :string
 #  fields                  :jsonb
 #  actor_type              :string
+#  discoverable            :boolean
 #
 
 class Account < ApplicationRecord
   USERNAME_RE = /[a-z0-9_]+([a-z0-9_\.-]+[a-z0-9_]+)?/i
   MENTION_RE  = /(?<=^|[^\/[:word:]])@((#{USERNAME_RE})(?:@[a-z0-9\.\-]+[a-z0-9]+)?)/i
+  MIN_FOLLOWERS_DISCOVERY = 10
 
   include AccountAssociations
   include AccountAvatar
@@ -89,6 +91,10 @@ class Account < ApplicationRecord
   scope :matches_display_name, ->(value) { where(arel_table[:display_name].matches("#{value}%")) }
   scope :matches_domain, ->(value) { where(arel_table[:domain].matches("%#{value}%")) }
   scope :searchable, -> { where(suspended: false).where(moved_to_account_id: nil) }
+  scope :discoverable, -> { where(silenced: false).where(discoverable: true).joins(:account_stat).where(AccountStat.arel_table[:followers_count].gteq(MIN_FOLLOWERS_DISCOVERY)) }
+  scope :tagged_with, ->(tag) { joins(:accounts_tags).where(accounts_tags: { tag_id: tag }) }
+  scope :popular, -> { order('account_stats.followers_count desc') }
+  scope :by_recent_status, -> { order('(case when account_stats.last_status_at is null then 1 else 0 end) asc, account_stats.last_status_at desc') }
 
   delegate :email,
            :unconfirmed_email,
@@ -174,6 +180,40 @@ def keypair
     @keypair ||= OpenSSL::PKey::RSA.new(private_key || public_key)
   end
 
+  def tags_as_strings=(tag_names)
+    tag_names.map! { |name| name.mb_chars.downcase }
+    tag_names.uniq!(&:to_s)
+
+    # Existing hashtags
+    hashtags_map = Tag.where(name: tag_names).each_with_object({}) { |tag, h| h[tag.name] = tag }
+
+    # Initialize not yet existing hashtags
+    tag_names.each do |name|
+      next if hashtags_map.key?(name)
+      hashtags_map[name.downcase] = Tag.new(name: name)
+    end
+
+    # Remove hashtags that are to be deleted
+    tags.each do |tag|
+      if hashtags_map.key?(tag.name)
+        hashtags_map.delete(tag.name)
+      else
+        transaction do
+          tags.delete(tag)
+          tag.decrement_count!(:accounts_count)
+        end
+      end
+    end
+
+    # Add hashtags that were so far missing
+    hashtags_map.each_value do |tag|
+      transaction do
+        tags << tag
+        tag.increment_count!(:accounts_count)
+      end
+    end
+  end
+
   def fields
     (self[:fields] || []).map { |f| Field.new(self, f) }
   end