fix script/discourse script

script/discourse

@@ -28,7 +28,7 @@ WHERE table_schema='public' and (data_type like 'char%' or data_type like 'text%
     results.each do |result|
       table_name = result["table_name"]
       column_name = result["column_name"]
-      puts "Reampping #{table_name} #{column_name}"
+      puts "Remapping #{table_name} #{column_name}"
       result = cnn.async_exec("UPDATE #{table_name}
                       SET #{column_name} = replace(#{column_name}, $1, $2)
                       WHERE NOT #{column_name} IS NULL
@@ -38,25 +38,34 @@ WHERE table_schema='public' and (data_type like 'char%' or data_type like 'text%
 
   end
 
-  desc "export", "Export a Discourse backup"
+  desc "backup", "Backup a discourse forum"
-  def export(filename=nil)
+  def backup
     load_rails
 
-    filename = File.expand_path(filename) if filename
+    require "backup_restore"
+    require "export/exporter"
+
     puts 'Starting export...'
-    output_filename = Jobs::Exporter.new.execute( format: :json, filename: filename)
+    output_filename = Export::Exporter.new(Discourse.system_user).run
     puts 'Export done.'
     puts "Output file is in: #{output_filename}", ''
   end
 
-  desc "import", "Import a Discourse backup"
+  desc "export", "Backup a Discourse forum"
-  def import(filename)
+  def export
+    backup
+  end
+
+  desc "restore", "Restore a Discourse backup"
+  def restore(filename)
     load_rails
 
+    require "backup_restore"
+    require "import/importer"
+
     begin
-      filename = File.expand_path(filename)
       puts "Starting import: #{filename}"
-      Jobs::Importer.new.execute( format: :json, filename: filename)
+      Import::Importer.new(Discourse.system_user, filename).run
       puts 'Import done.'
     rescue Import::FilenameMissingError
       puts '', 'The filename argument was missing.', ''
@@ -67,6 +76,11 @@ WHERE table_schema='public' and (data_type like 'char%' or data_type like 'text%
     end
   end
 
+  desc "import", "Restore a Discourse backup"
+  def import(filename)
+    restore(filename)
+  end
+
   desc "migrate", "Make sure all the posts are pointing to the new domain"
   option :from, type: :array, required: true, banner: "http://previous.domain.com"
   option :database, default: "default", aliases: :db