Class: CarrierWave::Mount::Mounter

Inherits:

Object

• Object
• CarrierWave::Mount::Mounter

show all

Defined in:

lib/carrierwave/mount.rb

Overview

Instance Attribute Summary (collapse)

• - (Object) column readonly

  :nodoc:.

• - (Object) integrity_error readonly

  :nodoc:.

• - (Object) processing_error readonly

  :nodoc:.

• - (Object) record readonly

  :nodoc:.

• - (Object) remote_url

  :nodoc:.

• - (Object) remove

  Returns the value of attribute remove.

Instance Method Summary (collapse)

• - (Boolean) blank?
• - (Object) cache(new_file)
• - (Object) cache_name
• - (Object) cache_name=(cache_name)
• - (Object) identifier
• - (Mounter) initialize(record, column, options = {}) constructor

  A new instance of Mounter.

• - (Object) remove!
• - (Boolean) remove?
• - (Object) store!
• - (Object) uploader
• - (Object) url(*args)
• - (Object) write_identifier

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# File 'lib/carrierwave/mount.rb', line 263

def initialize(record, column, options={})
  @record = record
  @column = column
  @options = record.class.uploader_options[column]
end

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# File 'lib/carrierwave/mount.rb', line 260

def column
  @column
end

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# File 'lib/carrierwave/mount.rb', line 260

def integrity_error
  @integrity_error
end

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# File 'lib/carrierwave/mount.rb', line 260

def processing_error
  @processing_error
end

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# File 'lib/carrierwave/mount.rb', line 260

def record
  @record
end

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# File 'lib/carrierwave/mount.rb', line 260

def remote_url
  @remote_url
end

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# File 'lib/carrierwave/mount.rb', line 261

def remove
  @remove
end

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# File 'lib/carrierwave/mount.rb', line 332

def blank?
  uploader.blank?
end

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# File 'lib/carrierwave/mount.rb', line 290

def cache(new_file)
  uploader.cache!(new_file)
  @integrity_error = nil
  @processing_error = nil
rescue CarrierWave::IntegrityError => e
  @integrity_error = e
  raise e unless option(:ignore_integrity_errors)
rescue CarrierWave::ProcessingError => e
  @processing_error = e
  raise e unless option(:ignore_processing_errors)
end

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# File 'lib/carrierwave/mount.rb', line 302

def cache_name
  uploader.cache_name
end

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# File 'lib/carrierwave/mount.rb', line 306

def cache_name=(cache_name)
  uploader.retrieve_from_cache!(cache_name) unless uploader.cached?
rescue CarrierWave::InvalidParameter
end

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# File 'lib/carrierwave/mount.rb', line 277

def identifier
  record.read_uploader(serialization_column)
end

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# File 'lib/carrierwave/mount.rb', line 340

def remove!
  uploader.remove!
end

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# File 'lib/carrierwave/mount.rb', line 336

def remove?
  !remove.blank? and remove !~ /\A0|false$\z/
end

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# File 'lib/carrierwave/mount.rb', line 318

def store!
  unless uploader.blank?
    if remove?
      uploader.remove!
    else
      uploader.store!
    end
  end
end

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# File 'lib/carrierwave/mount.rb', line 281

def uploader
  @uploader ||= record.class.uploaders[column].new(record, column)

  if @uploader.blank? and not identifier.blank?
    @uploader.retrieve_from_store!(identifier)
  end
  return @uploader
end

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# File 'lib/carrierwave/mount.rb', line 328

def url(*args)
  uploader.url(*args)
end

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# File 'lib/carrierwave/mount.rb', line 269

def write_identifier
  if remove?
    record.write_uploader(serialization_column, '')
  elsif not uploader.identifier.blank?
    record.write_uploader(serialization_column, uploader.identifier)
  end
end