5 files changed, 131 insertions, 4 deletions
diff --git a/app/controllers/admin/custom_emojis_controller.rb b/app/controllers/admin/custom_emojis_controller.rb
new file mode 100644
index 000000000..572ad1ac2
--- /dev/null
+++ b/app/controllers/admin/custom_emojis_controller.rb
@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+module Admin
+  class CustomEmojisController < BaseController
+    def index
+      @custom_emojis = CustomEmoji.where(domain: nil)
+    end
+
+    def new
+      @custom_emoji = CustomEmoji.new
+    end
+
+    def create
+      @custom_emoji = CustomEmoji.new(resource_params)
+
+      if @custom_emoji.save
+        redirect_to admin_custom_emojis_path, notice: I18n.t('admin.custom_emojis.created_msg')
+      else
+        render :new
+      end
+    end
+
+    def destroy
+      CustomEmoji.find(params[:id]).destroy
+      redirect_to admin_custom_emojis_path, notice: I18n.t('admin.custom_emojis.destroyed_msg')
+    end
+
+    private
+
+    def resource_params
+      params.require(:custom_emoji).permit(:shortcode, :image)
+    end
+  end
+end
diff --git a/app/controllers/admin/instances_controller.rb b/app/controllers/admin/instances_controller.rb
index 3296e08db..22f02e5d0 100644
--- a/app/controllers/admin/instances_controller.rb
+++ b/app/controllers/admin/instances_controller.rb
@@ -14,8 +14,12 @@ module Admin
 
     private
 
+    def filtered_instances
+      InstanceFilter.new(filter_params).results
+    end
+
     def paginated_instances
-      Account.remote.by_domain_accounts.page(params[:page])
+      filtered_instances.page(params[:page])
     end
 
     helper_method :paginated_instances
@@ -27,5 +31,11 @@ module Admin
     def subscribeable_accounts
       Account.with_followers.remote.where(domain: params[:by_domain])
     end
+
+    def filter_params
+      params.permit(
+        :domain_name
+      )
+    end
   end
 end
diff --git a/app/controllers/admin/settings_controller.rb b/app/controllers/admin/settings_controller.rb
index c5e6fe4e5..a2f86b8a9 100644
--- a/app/controllers/admin/settings_controller.rb
+++ b/app/controllers/admin/settings_controller.rb
@@ -14,6 +14,7 @@ module Admin
       open_deletion
       timeline_preview
       bootstrap_timeline_accounts
+      thumbnail
     ).freeze
 
     BOOLEAN_SETTINGS = %w(
@@ -22,14 +23,23 @@ module Admin
       timeline_preview
     ).freeze
 
+    UPLOAD_SETTINGS = %w(
+      thumbnail
+    ).freeze
+
     def edit
       @admin_settings = Form::AdminSettings.new
     end
 
     def update
       settings_params.each do |key, value|
-        setting = Setting.where(var: key).first_or_initialize(var: key)
-        setting.update(value: value_for_update(key, value))
+        if UPLOAD_SETTINGS.include?(key)
+          upload = SiteUpload.where(var: key).first_or_initialize(var: key)
+          upload.update(file: value)
+        else
+          setting = Setting.where(var: key).first_or_initialize(var: key)
+          setting.update(value: value_for_update(key, value))
+        end
       end
 
       flash[:notice] = I18n.t('generic.changes_saved_msg')
diff --git a/app/controllers/home_controller.rb b/app/controllers/home_controller.rb
index fbfb5473e..ad7f09f34 100644
--- a/app/controllers/home_controller.rb
+++ b/app/controllers/home_controller.rb
@@ -12,7 +12,30 @@ class HomeController < ApplicationController
   private
 
   def authenticate_user!
-    redirect_to(single_user_mode? ? account_path(Account.first) : about_path) unless user_signed_in?
+    return if user_signed_in?
+
+    matches = request.path.match(/\A\/web\/(statuses|accounts)\/([\d]+)\z/)
+
+    if matches
+      case matches[1]
+      when 'statuses'
+        status = Status.find_by(id: matches[2])
+
+        if status && (status.public_visibility? || status.unlisted_visibility?)
+          redirect_to(ActivityPub::TagManager.instance.url_for(status))
+          return
+        end
+      when 'accounts'
+        account = Account.find_by(id: matches[2])
+
+        if account
+          redirect_to(ActivityPub::TagManager.instance.url_for(account))
+          return
+        end
+      end
+    end
+
+    redirect_to(default_redirect_path)
   end
 
   def set_initial_state_json
@@ -29,4 +52,14 @@ class HomeController < ApplicationController
       admin: Account.find_local(Setting.site_contact_username),
     }
   end
+
+  def default_redirect_path
+    if request.path.start_with?('/web')
+      new_user_session_path
+    elsif single_user_mode?
+      short_account_path(Account.first)
+    else
+      about_path
+    end
+  end
 end
diff --git a/app/controllers/media_proxy_controller.rb b/app/controllers/media_proxy_controller.rb
new file mode 100644
index 000000000..155670837
--- /dev/null
+++ b/app/controllers/media_proxy_controller.rb
@@ -0,0 +1,40 @@
+# frozen_string_literal: true
+
+class MediaProxyController < ApplicationController
+  include RoutingHelper
+
+  def show
+    RedisLock.acquire(lock_options) do |lock|
+      if lock.acquired?
+        @media_attachment = MediaAttachment.remote.find(params[:id])
+        redownload! if @media_attachment.needs_redownload? && !reject_media?
+      end
+    end
+
+    redirect_to full_asset_url(@media_attachment.file.url(version))
+  end
+
+  private
+
+  def redownload!
+    @media_attachment.file_remote_url = @media_attachment.remote_url
+    @media_attachment.created_at      = Time.now.utc
+    @media_attachment.save!
+  end
+
+  def version
+    if request.path.ends_with?('/small')
+      :small
+    else
+      :original
+    end
+  end
+
+  def lock_options
+    { redis: Redis.current, key: "media_download:#{params[:id]}" }
+  end
+
+  def reject_media?
+    DomainBlock.find_by(domain: @media_attachment.account.domain)&.reject_media?
+  end
+end