Module: SimpleAttachments::AttachmentModel::InstanceMethods

Defined in:
lib/simple_attachments/attachment_model.rb

Instance Method Summary collapse

Instance Method Details

#attached? ⇒ Boolean

Test if attached to any container.

Returns:

  • (Boolean) 


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# File 'lib/simple_attachments/attachment_model.rb', line 108

def attached?
  not send(self.class.container_name).nil?
end

#destroy_file ⇒ Object

Delete file from the filesystem.



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# File 'lib/simple_attachments/attachment_model.rb', line 95

def destroy_file
  File.delete full_file_path
rescue
end

#file=(file) ⇒ Object

Set file for attachment. file is UploadedFile object



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# File 'lib/simple_attachments/attachment_model.rb', line 59

def file=(file)
  if file.nil?
    uploading_error
  else
    @file = file
    self.mimetype = @file.content_type
    self.filesize = @file.tempfile.size
    self.filename = File.basename(@file.original_filename) # old browsers hack
    self.filepath = file_path
  end
end

#file_path ⇒ Object

Generate path to file. Redefine this method if you want another naming logic.



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# File 'lib/simple_attachments/attachment_model.rb', line 74

def file_path
  "#{Time.now.to_f}.#{filename}"
end

#full_file_path ⇒ Object

Generate full path to file. Redefine this method if you have another place to hold files.



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# File 'lib/simple_attachments/attachment_model.rb', line 81

def full_file_path
  Rails.root.join('uploads', filepath).to_s
end

#path ⇒ Object

Get url to the attachment.



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# File 'lib/simple_attachments/attachment_model.rb', line 120

def path
  Rails.application.routes.url_helpers.send(self.class.to_s.underscore.concat('_path'), id)
end

#save_file ⇒ Object

Save file in the filesystem.



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# File 'lib/simple_attachments/attachment_model.rb', line 87

def save_file
  File.open(full_file_path, 'w') { |file| file.write @file.read } unless @file.nil?
rescue
  uploading_error
end

#serializable_hash ⇒ Object

:nodoc:



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# File 'lib/simple_attachments/attachment_model.rb', line 100

def serializable_hash # :nodoc:
  data = super
  data['filepath'] = path # changing filepath to file url
  data
end

#uploading_error ⇒ Object

Generate error connected to any server problems.



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# File 'lib/simple_attachments/attachment_model.rb', line 114

def uploading_error
  errors[:base] << I18n.t('simple_attachments.uploading_error')
end