Class: Tina4::Realtime::LocalStorage

Inherits:
StorageBackend show all
Defined in:
lib/tina4/realtime/local_storage.rb

Overview

Zero-dependency filesystem store. The default backend.

Instance Method Summary collapse

Constructor Details

#initialize(directory = nil) ⇒ LocalStorage

Returns a new instance of LocalStorage.



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# File 'lib/tina4/realtime/local_storage.rb', line 9

def initialize(directory = nil)
  super()
  @directory = File.expand_path(directory || ENV["TINA4_STORAGE_DIR"] || "data/rt_storage")
  FileUtils.mkdir_p(@directory)
end

Instance Method Details

#delete(key) ⇒ Object 



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# File 'lib/tina4/realtime/local_storage.rb', line 31

def delete(key)
  File.delete(path_for(key))
  nil
rescue Errno::ENOENT, ArgumentError
  nil
end

#exists?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tina4/realtime/local_storage.rb', line 38

def exists?(key)
  File.file?(path_for(key))
rescue ArgumentError
  false
end

#get(key) ⇒ Object 



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# File 'lib/tina4/realtime/local_storage.rb', line 20

def get(key)
  File.binread(path_for(key))
rescue Errno::ENOENT, ArgumentError
  nil
end

#put(key, data, _mime = "application/octet-stream") ⇒ Object 



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# File 'lib/tina4/realtime/local_storage.rb', line 15

def put(key, data, _mime = "application/octet-stream")
  File.binwrite(path_for(key), data)
  nil
end

#url(_key, _ttl = 3600) ⇒ Object

No direct URL: the permissioned app download route serves local files.



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# File 'lib/tina4/realtime/local_storage.rb', line 27

def url(_key, _ttl = 3600)
  nil
end