Class: ASpaceEnvironment

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# File 'backend/app/lib/bootstrap.rb', line 63

def self.download_demo_db
  
  if File.exists?(File.join(Dir.tmpdir, 'data'))
    puts "Data directory already exists at #{File.join(Dir.tmpdir, 'data')}." 
    AppConfig[:data_directory] = File.join(Dir.tmpdir, 'data') 
    return 
  end
  
  zip_file = File.join( Dir.tmpdir, "archivesspace_demo_data.zip")
  File.open( zip_file, 'wb' ) do |file|
    puts "Attempting to download data from #{AppConfig[:demo_data_url]}"
    open(AppConfig[:demo_data_url], 'rb') do |zip|
      file.write(zip.read)
    end
  end
  
  if File.exists?(zip_file)
    puts "Extracting data to #{Dir.tmpdir} directory" 
    Zip::File.open(zip_file) do |zf|
      zf.each do |entry|
        entry.extract(File.join(Dir.tmpdir, entry.name))
      end
    end
    AppConfig[:data_directory] = File.join(Dir.tmpdir, 'data') 
  else
      puts "\n************************************************************************\n*\n*   WARNING: Unable to download demo data. Using database defined in config     \n*\n************************************************************************\n"
  end
  

end

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# File 'backend/app/lib/bootstrap.rb', line 34

def self.environment
  @environment
end

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# File 'backend/app/lib/bootstrap.rb', line 39

def self.init(environment = :auto)
  return if @environment      # Already initialised

  if environment != :auto
    @environment = environment
  elsif ENV["ASPACE_DEMO"] == 'true' 
    download_demo_db
    @environment = :production 
  else
    if ENV["ASPACE_INTEGRATION"] == "true"
      @environment = :integration
    else
      @environment = :production
    end
  end

  prepare_database
end

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# File 'backend/app/lib/bootstrap.rb', line 102

def self.prepare_database
  if @environment == :integration && demo_db?
    # For integration, use an in-memory database instead.
    AppConfig[:db_url] = "jdbc:derby:memory:integrationdb;create=true;aspacedemo=true"
  end

  if @environment != :unit_test
    FileUtils.mkdir_p(AppConfig[:data_directory])

    if demo_db?
      # Try to discourage Derby from locking whole tables.
      java.lang.System.set_property("derby.locks.escalationThreshold", "2147483647")

      Sequel.connect(AppConfig[:db_url]) do |db|
        puts "Running database migrations for demo database"
        DBMigrator.setup_database(db)
        puts "All done."
      end

      puts "\n************************************************************************\n***\n*** WARNING: Running against the demo database, which is not intended\n*** for production use.\n***\n*** Please see the README.md file for instructions on configuring MySQL.\n***\n************************************************************************\n\n"
    end
  end
end