scinote-web/app/controllers/concerns/active_storage/check_blob_permissions.rb

78 lines
2.3 KiB
Ruby

# frozen_string_literal: true
module ActiveStorage
module CheckBlobPermissions
extend ActiveSupport::Concern
included do
before_action :check_read_permissions
end
private
def check_read_permissions
return render_404 if @blob.attachments.blank?
render_403 unless @blob.attachments.any? { |attachment| check_attachment_read_permissions(attachment) }
end
def check_attachment_read_permissions(attachment)
current_user.permission_team = attachment.record.team if attachment.record.respond_to?(:team)
return false if attachment.record.blank?
case attachment.record_type
when 'Asset'
check_asset_read_permissions(attachment.record)
when 'TinyMceAsset'
check_tinymce_asset_read_permissions(attachment.record)
when 'Experiment'
can_read_experiment?(attachment.record)
when 'Report'
can_read_project?(attachment.record.project)
when 'User'
# No read restrictions for avatars
true
when 'ZipExport', 'TeamZipExport'
attachment.record.user == current_user
when 'TempFile'
attachment.record.session_id == request.session_options[:id].to_s
else
false
end
end
def check_asset_read_permissions(asset)
if asset.step
protocol = asset.step.protocol
can_read_protocol_in_module?(protocol) || can_read_protocol_in_repository?(protocol)
elsif asset.result
experiment = asset.result.my_module.experiment
can_read_experiment?(experiment)
elsif asset.repository_cell
repository = asset.repository_cell.repository_column.repository
can_read_repository?(repository)
else
false
end
end
def check_tinymce_asset_read_permissions(asset)
return true if asset.object.nil? && can_read_team?(asset.team)
case asset.object_type
when 'MyModule'
can_read_my_module?(asset.object)
when 'Protocol'
can_read_protocol_in_module?(asset.object) || can_read_protocol_in_repository?(asset.object)
when 'ResultText'
can_read_my_module?(asset.object.result.my_module)
when 'StepText'
can_read_protocol_in_module?(asset.object.step.protocol) ||
can_read_protocol_in_repository?(asset.object.step.protocol)
else
false
end
end
end
end