Class: Utopia::Command::Site::Update

Inherits:

Samovar::Command

• Object
• Samovar::Command
• Utopia::Command::Site::Update

Defined in:

lib/utopia/command.rb

Instance Method Summary

• #invoke(parent) ⇒ Object
• #move_static! ⇒ Object

Instance Method Details

#invoke(parent) ⇒ Object

# File 'lib/utopia/command.rb', line 168

def invoke(parent)
  destination_root = parent.root
  branch_name = "utopia-upgrade-#{Utopia::VERSION}"
  
  $stderr.puts "Upgrading #{destination_root}..."
  
  Dir.chdir(destination_root) do
    system('git', 'checkout', '-b', branch_name)
  end
  
  Setup::Site::DIRECTORIES.each do |directory|
    FileUtils.mkdir_p(File.join(destination_root, directory))
  end
  
  Setup::Site::OLD_DIRECTORIES.each do |directory|
    path = File.join(destination_root, directory)
    $stderr.puts "\tRemoving #{path}..."
    FileUtils.rm_rf(path)
  end
  
  Setup::Site::CONFIGURATION_FILES.each do |configuration_file|
    source_path = File.join(Setup::Site::ROOT, configuration_file)
    destination_path = File.join(destination_root, configuration_file)
    
    $stderr.puts "Updating #{destination_path}..."
    
    FileUtils.copy_entry(source_path, destination_path)
    buffer = File.read(destination_path).gsub('$UTOPIA_VERSION', Utopia::VERSION)
    File.open(destination_path, "w") { |file| file.write(buffer) }
  end
  
  begin
    Dir.chdir(destination_root) do
      # Stage any files that have been changed or removed:
      system("git", "add", "-u")
      
      # Stage any new files that we have explicitly added:
      system("git", "add", *Setup::Site::CONFIGURATION_FILES)
      
      move_static!
      
      # Commit all changes:
      system("git", "commit", "-m", "Upgrade to utopia #{Utopia::VERSION}.")
      
      # Checkout master..
      system("git", "checkout", "master")
      
      # and merge:
      system("git", "merge", "--no-commit", "--no-ff", branch_name)
    end
  rescue RuntimeError
    $stderr.puts "** Detected error with upgrade, reverting changes. Some new files may still exist in tree. **"
    
    system("git", "checkout", "master")
    system("git", "branch", "-d", branch_name)
  end
end

#move_static! ⇒ Object

# File 'lib/utopia/command.rb', line 158

def move_static!
  if File.lstat("public/_static").symlink?
    FileUtils.rm_f "public/_static"
  end
  
  if File.directory?("pages/_static") and !File.exist?("public/_static")
    system("git", "mv", "pages/_static", "public/_static")
  end
end