Prettier account and stream entry URLs

app/controllers/statuses_controller.rb

@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+class StatusesController < ApplicationController
+  layout 'public'
+
+  before_action :set_account
+  before_action :set_status
+  before_action :set_link_headers
+  before_action :check_account_suspension
+
+  def show
+    @ancestors   = @status.reply? ? cache_collection(@status.ancestors(current_account), Status) : []
+    @descendants = cache_collection(@status.descendants(current_account), Status)
+
+    render 'stream_entries/show'
+  end
+
+  private
+
+  def set_account
+    @account = Account.find_local!(params[:account_username])
+  end
+
+  def set_link_headers
+    response.headers['Link'] = LinkHeader.new([[account_stream_entry_url(@account, @status.stream_entry, format: 'atom'), [%w(rel alternate), %w(type application/atom+xml)]]])
+  end
+
+  def set_status
+    @status       = @account.statuses.find(params[:id])
+    @stream_entry = @status.stream_entry
+    @type         = @stream_entry.activity_type.downcase
+
+    raise ActiveRecord::RecordNotFound unless @status.permitted?(current_account)
+  end
+
+  def check_account_suspension
+    gone if @account.suspended?
+  end
+end