Class: Dragonfly::GoogleDataStore

Inherits:
Object
  • Object
show all
Defined in:
lib/dragonfly/google_data_store.rb,
lib/dragonfly/google_data_store/version.rb

Constant Summary collapse

VERSION = 
"1.1.0"

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts) ⇒ GoogleDataStore

Returns a new instance of GoogleDataStore.



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# File 'lib/dragonfly/google_data_store.rb', line 9

def initialize(opts)
  @project = opts[:project]
  @keyfile = opts[:keyfile]
  @bucket_name = opts[:bucket]
  @root_path = opts[:root_path]
end

Instance Attribute Details

#bucket_name ⇒ Object (readonly)

Returns the value of attribute bucket_name.



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# File 'lib/dragonfly/google_data_store.rb', line 7

def bucket_name
  @bucket_name
end

#keyfile ⇒ Object (readonly)

Returns the value of attribute keyfile.



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# File 'lib/dragonfly/google_data_store.rb', line 7

def keyfile
  @keyfile
end

#project ⇒ Object (readonly)

Returns the value of attribute project.



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# File 'lib/dragonfly/google_data_store.rb', line 7

def project
  @project
end

#root_path ⇒ Object (readonly)

Returns the value of attribute root_path.



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# File 'lib/dragonfly/google_data_store.rb', line 7

def root_path
  @root_path
end

Class Method Details

.generate_uid ⇒ Object 



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# File 'lib/dragonfly/google_data_store.rb', line 52

def self.generate_uid
  "#{Time.now.strftime('%Y/%m/%d/%H/%M')}/#{SecureRandom.uuid}"
end

Instance Method Details

#destroy(uid) ⇒ Object 



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# File 'lib/dragonfly/google_data_store.rb', line 45

def destroy(uid)
  file = bucket.file full_path(uid)
  file.delete
rescue StandardError
  nil
end

#read(uid) ⇒ Object 



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# File 'lib/dragonfly/google_data_store.rb', line 31

def read(uid)
  file = bucket.file full_path(uid)

  metadata = file.metadata.dup
  metadata['name'] ||= File.basename(file.name)

  content = file.download
  content.rewind

  [content.read, metadata]
rescue StandardError
  nil
end

#write(object, opts = {}) ⇒ Object 



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# File 'lib/dragonfly/google_data_store.rb', line 16

def write(object, opts = {})
  ensure_bucket_exists

  uid = opts[:path] || Dragonfly::GoogleDataStore.generate_uid

  bucket.create_file(
    object.tempfile.path,
    full_path(uid),
    metadata: object.meta,
    content_type: object.mime_type
  )

  uid
end