Class: CarrierWave::Storage::GcloudFile

Inherits:
Object
  • Object
show all
Defined in:
lib/carrierwave/storage/gcloud_file.rb

Constant Summary collapse

GCLOUD_STORAGE_URL = 
'https://storage.googleapis.com'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(uploader, connection, path) ⇒ GcloudFile

Returns a new instance of GcloudFile.



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 13

def initialize(uploader, connection, path)
  @uploader   = uploader
  @connection = connection
  @path       = path
end

Instance Attribute Details

#connection ⇒ Object

Returns the value of attribute connection.



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 9

def connection
  @connection
end

#file ⇒ Object Also known as: to_file 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 19

def file
  @file ||= bucket.file(path)
end

#file_exists ⇒ Object

Returns the value of attribute file_exists.



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 9

def file_exists
  @file_exists
end

#gcloud_options ⇒ Object

Returns the value of attribute gcloud_options.



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 9

def gcloud_options
  @gcloud_options
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 9

def path
  @path
end

#uploader ⇒ Object

Returns the value of attribute uploader.



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 9

def uploader
  @uploader
end

Instance Method Details

#attributes ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 24

def attributes
  return unless exists?
  {
    content_type: file.content_type,
    size: file.size,
    updated_at: file.updated_at.to_s,
    etag: file.etag
  }
end

#authenticated_url(options = {}) ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 86

def authenticated_url(options = {})
  bucket.signed_url(path, options)
end

#copy_to(new_path) ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 75

def copy_to(new_path)
  file.copy(
    new_path,
    acl: uploader.gcloud_bucket_is_public ? 'publicRead' : nil
  )
end

#delete ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 34

def delete
  deleted = file ? file.delete : true
  @file = nil if deleted
  deleted
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/carrierwave/storage/gcloud_file.rb', line 40

def exists?
  !file.nil?
end

#extension ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 44

def extension
  elements = path.split('.')
  elements.last if elements.size > 1
end

#filename(options = {}) ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 49

def filename(options = {})
  CarrierWave::Support::UriFilename.filename(file.url)
end

#public_url ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 90

def public_url
  if uploader.asset_host
    "#{uploader.asset_host}/#{path}"
  else
    "#{GCLOUD_STORAGE_URL}/#{uploader.gcloud_bucket}/#{@path}"
  end
end

#read ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 53

def read
  tmp_file = Tempfile.new(
    CarrierWave::Support::UriFilename.filename(file.name)
  )
  (file.download tmp_file.path, verify: :all).read
end

#store(new_file) ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 60

def store(new_file)
  if new_file.is_a?(self.class)
    new_file.copy_to(path)
  else
    @file = bucket.create_file(
      new_file.path,
      path,
      acl: uploader.gcloud_bucket_is_public ? 'publicRead' : nil,
      content_type: new_file.content_type,
      content_disposition: uploader.gcloud_content_disposition
    )
  end
  self
end

#url(options = {}) ⇒ Object 



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# File 'lib/carrierwave/storage/gcloud_file.rb', line 82

def url(options = {})
  uploader.gcloud_bucket_is_public ? public_url : authenticated_url(options)
end