Class: FileInfoRW

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

Instance Method Summary collapse

Constructor Details

#initialize(file_loc, file_path) ⇒ FileInfoRW

file_loc = cache file location file_path = path of the file that represents the cache file



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# File 'lib/FileInfo.rb', line 10

def initialize(file_loc, file_path)
  @file_loc = file_loc
  @file_path = file_path
end

Instance Method Details

#create_cache ⇒ Object

Create the cache file



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# File 'lib/FileInfo.rb', line 32

def create_cache()
  json = self._json

  dirnames = File.dirname(@file_loc)
  unless File.directory?(dirnames)
    # Directories do not exist, create them
    FileUtils.mkdir_p(dirnames)
  end
  
  File.write(@file_loc, json)
end

#file_has_changed? ⇒ Boolean

Read the info file and write a new one if needed Report back if the file has changed

Returns:

  • (Boolean) 


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# File 'lib/FileInfo.rb', line 17

def file_has_changed?()
  cache_file = File.open(@file_loc)
  
  file_info = JSON.parse(cache_file.read, object_class: OpenStruct)
  last_modified = File.mtime(@file_path).to_i
  if last_modified > file_info.date
    json = self._json
    File.write(@file_loc, json)
    return true
  else
    return false
  end
end