OpenProject is the leading open source project management software.
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openproject/modules/budgets/app/models/labor_budget_item.rb

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#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2020 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) 2006-2017 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.
#++
class LaborBudgetItem < ApplicationRecord
belongs_to :budget
belongs_to :user
belongs_to :principal, foreign_key: 'user_id'
include ::Costs::DeletedUserFallback
validates_length_of :comments, maximum: 255, allow_nil: true
validates_presence_of :user
validates_presence_of :budget
validates_numericality_of :hours, allow_nil: false
include ActiveModel::ForbiddenAttributesProtection
# user_id correctness is ensured in Budget#*_labor_budget_item_attributes=
def self.visible(user, project)
table = arel_table
view_allowed = Project.allowed_to(user, :view_hourly_rates).select(:id)
view_own_allowed = Project.allowed_to(user, :view_own_hourly_rate).select(:id)
view_or_view_own = table[:project_id]
.in(view_allowed.arel)
.or(table[:project_id]
.in(view_own_allowed.arel)
.and(table[:user_id].eq(user.id)))
scope = includes([{ budget: :project }, :user])
.references(:projects)
.where(view_or_view_own)
if project
scope.where(budget: { projects_id: project.id })
end
end
scope :visible_costs, lambda { |*args|
visible((args.first || User.current), args[1])
}
def costs
amount || calculated_costs
end
def overridden_costs?
amount.present?
end
def calculated_costs(fixed_date = budget.fixed_date, project_id = budget.project_id)
if user_id && hours && (rate = HourlyRate.at_date_for_user_in_project(fixed_date, user_id, project_id))
rate.rate * hours
else
0.0
end
end
def costs_visible_by?(usr)
usr.allowed_to?(:view_hourly_rates, budget.project) ||
(usr.id == user_id && usr.allowed_to?(:view_own_hourly_rate, budget.project))
end
end