kanbanworkflowstimelinescrumrubyroadmapproject-planningproject-managementopenprojectangularissue-trackerifcgantt-chartganttbug-trackerboardsbcf
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
108 lines
3.4 KiB
108 lines
3.4 KiB
#-- encoding: UTF-8
|
|
#-- copyright
|
|
# OpenProject is a project management system.
|
|
# Copyright (C) 2012-2017 the OpenProject Foundation (OPF)
|
|
#
|
|
# 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 doc/COPYRIGHT.rdoc for more details.
|
|
#++
|
|
|
|
require Rails.root.join('config/constants/project_activity')
|
|
|
|
module Project::Activity
|
|
def self.included(base)
|
|
base.send :extend, Scopes
|
|
end
|
|
|
|
module Scopes
|
|
def register_latest_project_activity(on:, chain: [], attribute:)
|
|
Constants::ProjectActivity.register(on: on,
|
|
chain: chain,
|
|
attribute: attribute)
|
|
end
|
|
|
|
def latest_project_activity
|
|
@latest_project_activity ||=
|
|
Constants::ProjectActivity.registered.map { |params|
|
|
build_latest_project_activity_for(on: params[:on],
|
|
chain: params[:chain],
|
|
attribute: params[:attribute])
|
|
}
|
|
end
|
|
|
|
def with_latest_activity
|
|
Project
|
|
.select('projects.*, activity.latest_activity_at')
|
|
.joins("LEFT JOIN (#{latest_activity_sql}) activity ON projects.id = activity.project_id")
|
|
end
|
|
|
|
def latest_activity_sql
|
|
<<-SQL
|
|
SELECT project_id, MAX(updated_at) latest_activity_at
|
|
FROM (#{all_activity_provider_union_sql}) activity
|
|
GROUP BY project_id
|
|
SQL
|
|
end
|
|
|
|
def all_activity_provider_union_sql
|
|
latest_project_activity.join(' UNION ALL ')
|
|
end
|
|
|
|
def build_latest_project_activity_for(on:, chain:, attribute:)
|
|
join_chain = Array(chain).dup.push(on)
|
|
from = join_chain.first
|
|
|
|
joins = build_joins_from_chain(join_chain)
|
|
|
|
<<-SQL
|
|
SELECT project_id, MAX(#{on.table_name}.#{attribute}) updated_at
|
|
FROM #{from.table_name}
|
|
#{joins.join(' ')}
|
|
WHERE #{on.table_name}.#{attribute} IS NOT NULL
|
|
GROUP BY project_id
|
|
SQL
|
|
end
|
|
|
|
def build_joins_from_chain(join_chain)
|
|
joins = []
|
|
|
|
(0..join_chain.length - 2).each do |i|
|
|
joins << build_join(join_chain[i + 1],
|
|
join_chain[i])
|
|
end
|
|
|
|
joins
|
|
end
|
|
|
|
def build_join(right, left)
|
|
associations = right.reflect_on_all_associations
|
|
association = associations.detect { |a| a.class_name == left.to_s }
|
|
|
|
<<-SQL
|
|
LEFT OUTER JOIN #{right.table_name}
|
|
ON #{left.table_name}.id =
|
|
#{right.table_name}.#{association.foreign_key}
|
|
SQL
|
|
end
|
|
end
|
|
end
|
|
|