Class: RVC::FilesystemSession

Inherits:
Object
  • Object
show all
Defined in:
lib/rvc/filesystem_session.rb

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ FilesystemSession

Returns a new instance of FilesystemSession.



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# File 'lib/rvc/filesystem_session.rb', line 4

def initialize name
  fail "invalid session name" unless name =~ /^[\w-]+$/
  @dir = File.join(ENV['HOME'], '.rvc', 'sessions', name)
  prev_umask = File.umask 077
  FileUtils.mkdir_p @dir
  FileUtils.mkdir_p mark_dir
  FileUtils.mkdir_p connection_dir
  File.umask prev_umask
  @priv = {}
end

Instance Method Details

#connections ⇒ Object 



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# File 'lib/rvc/filesystem_session.rb', line 48

def connections
  Dir.entries(connection_dir).reject { |x| x == '.' || x == '..' }
end

#get_connection(key) ⇒ Object 



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# File 'lib/rvc/filesystem_session.rb', line 52

def get_connection key
  return nil unless File.exists? connection_fn(key)
  File.open(connection_fn(key)) { |io| YAML.load io }
end

#get_mark(key) ⇒ Object 



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# File 'lib/rvc/filesystem_session.rb', line 19

def get_mark key
  if is_private_mark? key
    @priv[key]
  else
    return nil unless File.exists? mark_fn(key)
    File.readlines(mark_fn(key)).
      map { |path| RVC::Util.lookup(path.chomp) }.
      inject([], &:+)
  end
end

#marks ⇒ Object 



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# File 'lib/rvc/filesystem_session.rb', line 15

def marks
  Dir.entries(mark_dir).reject { |x| x == '.' || x == '..' } + @priv.keys
end

#set_connection(key, conn) ⇒ Object 



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# File 'lib/rvc/filesystem_session.rb', line 57

def set_connection key, conn
  if conn == nil
    File.unlink(connection_fn(key))
  else
    File.open(connection_fn(key), 'w') { |io| YAML.dump conn, io }
  end
end

#set_mark(key, objs) ⇒ Object 



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# File 'lib/rvc/filesystem_session.rb', line 30

def set_mark key, objs
  if is_private_mark? key
    if objs == nil
      @priv.delete key
    else
      @priv[key] = objs
    end
  else
    if objs == nil
      File.unlink mark_fn(key)
    else
      File.open(mark_fn(key), 'w') do |io|
        objs.each { |obj| io.puts obj.rvc_path_str }
      end
    end
  end
end