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openproject/app/services/copy/dependency.rb

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#-- encoding: UTF-8
#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2021 the OpenProject GmbH
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2013 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++
##
# Dependent service to be executed under the BaseServices::Copy service
module Copy
class Dependency < ::BaseServices::BaseCallable
attr_reader :source,
:target,
:user,
:result
##
# Identifier of this dependency to include/exclude
def self.identifier
name.demodulize.gsub('DependentService', '').underscore
end
##
# Localizable human name used in errors
def self.human_name
identifier.capitalize
end
def initialize(source:, target:, user:)
@source = source
@target = target
@user = user
# Create a result with an empty error set
# that we can merge! so that not the target.errors object is reused.
@result = ServiceResult.new(result: target, success: true, errors: ActiveModel::Errors.new(target))
end
protected
##
# Merge some other model's errors with the result errors
def add_error!(model, errors, model_name: human_model_name(model))
result.errors.add(:base, "#{model_name}: #{error_messages(errors)}")
end
def human_model_name(model)
"#{model.class.model_name.human} '#{model}'"
end
def error_messages(errors)
errors.full_messages.join(". ")
end
def perform(params:)
begin
copy_dependency(params: params)
rescue StandardError => e
Rails.logger.error { "Failed to copy dependency #{self.class.identifier}: #{e.message}" }
result.success = false
result.errors.add(:base, :could_not_be_copied, dependency: self.class.human_name)
end
result
end
def copy_dependency(params:)
raise NotImplementedError
end
end
end