Module: Rnote::ConfigFile

Included in:
AuthCache, SearchCache
Defined in:
lib/rnote/persister.rb

Instance Method Summary collapse

Instance Method Details

#modify_config ⇒ Object 



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# File 'lib/rnote/persister.rb', line 35

def modify_config
  
  raise if self.methods.include?(:readonly) and readonly
  
  # TODO lock the file through this process

  config = {}
  if File.exists?(@config_file)
    config = YAML.load_file(@config_file)
  end

  result = yield config

  # TODO unlink is unnecessary, just truncate the file and write the new content.
  #      this will keep permissions and lock
  File.unlink(@config_file) if File.exists?(@config_file)
  File.open(@config_file, 'w') do |f|
    f.write header if self.methods.include? :header
    f.write config.to_yaml
    after_vivify if self.methods.include? :after_vivify
  end

  result
end

#read_config {|config| ... } ⇒ Object

Yields:

  • (config) 


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# File 'lib/rnote/persister.rb', line 60

def read_config

  config = {}
  if File.exists?(@config_file)
    config = YAML.load_file(@config_file)
  end

  yield config
end