Module: InstantUpload::Helpers::ControllerHelper

Extended by:
ActiveSupport::Concern
Defined in:
lib/instant_upload/helpers/controller_helper.rb

Instance Method Summary collapse

Instance Method Details

#clear_uploaded_files(record, field) ⇒ Object 



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# File 'lib/instant_upload/helpers/controller_helper.rb', line 69

def clear_uploaded_files(record, field)
  session.delete("#{record.class.name.downcase}_#{field}")
end

#handle_upload(record, field, options = {}) ⇒ Object 



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# File 'lib/instant_upload/helpers/controller_helper.rb', line 11

def handle_upload(record, field, options ={})
  sesssion_key = "#{record.class.name.downcase}_#{field}"

  if request.env['HTTP_X_INSTANT_UPLOAD']
    if options[:multi].present? # multiple
      files = []

      record.send(field).each do |img|
        file = InstantUpload::Upload.new
        file.file = img.path
        file.save
        files << file
      end

      session[sesssion_key] = [] if session[sesssion_key].blank?
      session[sesssion_key] = files.map { |f| f.id }

      render json: record.send(field)
    else
      file = InstantUpload::Upload.new
      file.file = record.send(field)
      file.save

      session[sesssion_key] = file.id

      render json: record
    end

    return true
  else
     if remove_uploaded_file(record, field)
      render json: true
      return true
    end
    load_uploaded_files(record, field, options)
  end

  false
end

#load_uploaded_files(record, field, options = {}) ⇒ Object 



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# File 'lib/instant_upload/helpers/controller_helper.rb', line 51

def load_uploaded_files(record, field, options ={})
  sesssion_key = "#{record.class.name.downcase}_#{field}"

  if session[sesssion_key].present?
    if options[:multi].present? # multiple
      files = InstantUpload::Upload.find(session[sesssion_key])
      record.send(field).clear

      files.each do |f|
        record.send(field).build(options[:multi] => f.file)
      end
    else # single
      file = InstantUpload::Upload.find(session[sesssion_key])
      record.send("#{field}=", file.file)
    end
  end
end

#remove_uploaded_file(record, field) ⇒ Object 



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# File 'lib/instant_upload/helpers/controller_helper.rb', line 73

def remove_uploaded_file(record, field)
  sesssion_key = "#{record.class.name.downcase}_#{field}"

  if params[:iu_remove].present?
    logger.info 'remove media'
    logger.info session[sesssion_key].inspect
    session[sesssion_key].delete_at params[:index].to_i
    return true
  end

  false
end