Class: DbBackupTool::Archiver
- Inherits:
-
Object
- Object
- DbBackupTool::Archiver
- Defined in:
- lib/db_backup_tool/archiver.rb
Instance Method Summary collapse
- #export(output_directory) ⇒ Object
- #import(path) ⇒ Object
-
#initialize(mapper) ⇒ Archiver
constructor
A new instance of Archiver.
- #tables ⇒ Object
Constructor Details
#initialize(mapper) ⇒ Archiver
Returns a new instance of Archiver.
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# File 'lib/db_backup_tool/archiver.rb', line 7 def initialize(mapper) @mapper = mapper end |
Instance Method Details
#export(output_directory) ⇒ Object
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# File 'lib/db_backup_tool/archiver.rb', line 13 def export(output_directory) # Create an archive file path = File.join output_directory, "#{Time.now.to_i}.zip" puts "output path: #{path}" Zip::ZipFile.open(path, Zip::ZipFile::CREATE) do |zipfile| zipfile.get_output_stream('tables.yml') { |f| f.puts Hash[tables.each_with_index.map{|t,i|[i,t.first]}].to_yaml } tables.each_with_index do |t,i| zipfile.get_output_stream("#{i}.csv") { |f| DbBackupTool::Dumper.new(t.last).dump(f) } end end end |
#import(path) ⇒ Object
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# File 'lib/db_backup_tool/archiver.rb', line 29 def import(path) tables = self.tables Zip::ZipFile.open(path) do |zipfile| table_map = YAML::load zipfile.read('tables.yml') table_map.each do |i,tn| zipfile.get_input_stream("#{i}.csv"){ |f| DbBackupTool::Loader.new(tables[tn]).load(f) } if tables.has_key?(tn) end end end |
#tables ⇒ Object
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# File 'lib/db_backup_tool/archiver.rb', line 11 def tables; @mapper.tables; end |