5 files changed, 51 insertions, 13 deletions
diff --git a/app/models/account.rb b/app/models/account.rb
index 851ce1fd6..f4631e938 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -88,8 +88,8 @@ class Account < ApplicationRecord
   validates :username, presence: true
   validates_with UniqueUsernameValidator, if: -> { will_save_change_to_username? }
 
-  # Remote user validations
-  validates :username, format: { with: USERNAME_ONLY_RE }, if: -> { !local? && will_save_change_to_username? }
+  # Remote user validations, also applies to internal actors
+  validates :username, format: { with: USERNAME_ONLY_RE }, if: -> { (!local? || actor_type == 'Application') && will_save_change_to_username? }
 
   # Local user validations
   validates :username, format: { with: /\A[a-z0-9_]+\z/i }, length: { maximum: 30 }, if: -> { local? && will_save_change_to_username? && actor_type != 'Application' }
diff --git a/app/models/admin/import.rb b/app/models/admin/import.rb
index 79c0722d5..fecde4878 100644
--- a/app/models/admin/import.rb
+++ b/app/models/admin/import.rb
@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require 'csv'
+
 # A non-activerecord helper class for csv upload
 class Admin::Import
   include ActiveModel::Model
@@ -15,17 +17,46 @@ class Admin::Import
     data.original_filename
   end
 
+  def csv_rows
+    csv_data.rewind
+
+    csv_data.take(ROWS_PROCESSING_LIMIT + 1)
+  end
+
   private
 
-  def validate_data
-    return if data.blank?
+  def csv_data
+    return @csv_data if defined?(@csv_data)
+
+    csv_converter = lambda do |field, field_info|
+      case field_info.header
+      when '#domain', '#public_comment'
+        field&.strip
+      when '#severity'
+        field&.strip&.to_sym
+      when '#reject_media', '#reject_reports', '#obfuscate'
+        ActiveModel::Type::Boolean.new.cast(field)
+      else
+        field
+      end
+    end
+
+    @csv_data = CSV.open(data.path, encoding: 'UTF-8', skip_blanks: true, headers: true, converters: csv_converter)
+    @csv_data.take(1) # Ensure the headers are read
+    @csv_data = CSV.open(data.path, encoding: 'UTF-8', skip_blanks: true, headers: ['#domain'], converters: csv_converter) unless @csv_data.headers&.first == '#domain'
+    @csv_data
+  end
 
-    csv_data = CSV.read(data.path, encoding: 'UTF-8')
+  def csv_row_count
+    return @csv_row_count if defined?(@csv_row_count)
 
-    row_count  = csv_data.size
-    row_count -= 1 if csv_data.first&.first == '#domain'
+    csv_data.rewind
+    @csv_row_count = csv_data.take(ROWS_PROCESSING_LIMIT + 2).count
+  end
 
-    errors.add(:data, I18n.t('imports.errors.over_rows_processing_limit', count: ROWS_PROCESSING_LIMIT)) if row_count > ROWS_PROCESSING_LIMIT
+  def validate_data
+    return if data.nil?
+    errors.add(:data, I18n.t('imports.errors.over_rows_processing_limit', count: ROWS_PROCESSING_LIMIT)) if csv_row_count > ROWS_PROCESSING_LIMIT
   rescue CSV::MalformedCSVError => e
     errors.add(:data, I18n.t('imports.errors.invalid_csv_file', error: e.message))
   end
diff --git a/app/models/admin/status_batch_action.rb b/app/models/admin/status_batch_action.rb
index 39cd7d0eb..b8bdec722 100644
--- a/app/models/admin/status_batch_action.rb
+++ b/app/models/admin/status_batch_action.rb
@@ -6,7 +6,8 @@ class Admin::StatusBatchAction
   include Authorization
 
   attr_accessor :current_account, :type,
-                :status_ids, :report_id
+                :status_ids, :report_id,
+                :text
 
   attr_reader :send_email_notification
 
@@ -57,7 +58,8 @@ class Admin::StatusBatchAction
         action: :delete_statuses,
         account: current_account,
         report: report,
-        status_ids: status_ids
+        status_ids: status_ids,
+        text: text
       )
 
       statuses.each { |status| Tombstone.find_or_create_by(uri: status.uri, account: status.account, by_moderator: true) } unless target_account.local?
@@ -95,7 +97,8 @@ class Admin::StatusBatchAction
       action: :mark_statuses_as_sensitive,
       account: current_account,
       report: report,
-      status_ids: status_ids
+      status_ids: status_ids,
+      text: text
     )
 
     UserMailer.warning(target_account.user, @warning).deliver_later! if warnable?
diff --git a/app/models/concerns/account_finder_concern.rb b/app/models/concerns/account_finder_concern.rb
index e8b804934..37c3b8895 100644
--- a/app/models/concerns/account_finder_concern.rb
+++ b/app/models/concerns/account_finder_concern.rb
@@ -13,9 +13,11 @@ module AccountFinderConcern
     end
 
     def representative
-      Account.find(-99).tap(&:ensure_keys!)
+      actor = Account.find(-99).tap(&:ensure_keys!)
+      actor.update!(username: 'mastodon.internal') if actor.username.include?(':')
+      actor
     rescue ActiveRecord::RecordNotFound
-      Account.create!(id: -99, actor_type: 'Application', locked: true, username: Rails.configuration.x.local_domain)
+      Account.create!(id: -99, actor_type: 'Application', locked: true, username: 'mastodon.internal')
     end
 
     def find_local(username)
diff --git a/app/models/form/admin_settings.rb b/app/models/form/admin_settings.rb
index b595529f8..f76ee42e7 100644
--- a/app/models/form/admin_settings.rb
+++ b/app/models/form/admin_settings.rb
@@ -28,6 +28,7 @@ class Form::AdminSettings
     show_reblogs_in_public_timelines
     show_replies_in_public_timelines
     trends
+    trends_as_landing_page
     trendable_by_default
     trending_status_cw
     show_domain_blocks
@@ -57,6 +58,7 @@ class Form::AdminSettings
     show_reblogs_in_public_timelines
     show_replies_in_public_timelines
     trends
+    trends_as_landing_page
     trendable_by_default
     trending_status_cw
     noindex