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115 lines
4.3 KiB
115 lines
4.3 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is an open source project management software.
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# Copyright (C) 2012-2020 the OpenProject GmbH
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License version 3.
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#
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# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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# Copyright (C) 2006-2017 Jean-Philippe Lang
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# Copyright (C) 2010-2013 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# See docs/COPYRIGHT.rdoc for more details.
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#++
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module Projects::Storage
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def self.included(base)
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base.send :extend, StorageMethods
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base.send :include, ModelMethods
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end
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module ModelMethods
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##
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# Count required disk storage for this project.
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# Returns a hash of the form:
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# 'total' => Total required disk space for this project
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# 'modules' => Hash of localization keys and required space for this module
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def count_required_storage
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storage = self.class.with_required_storage.find(id)
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{
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'total' => storage.required_disk_space,
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'modules' => {
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'label_work_package_plural' => storage.work_package_required_space,
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'project_module_wiki' => storage.wiki_required_space,
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'label_repository' => storage.repositories_required_space
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}.select { |_, v| v.present? && v.positive? }
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}
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end
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end
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module StorageMethods
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##
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# Count required disk storage used by Projects.
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# This currently provides the following values
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#
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# - +wiki_required_space+ required disk space from attachments on the wiki
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# - +work_package_required_space+ required disk space from attachments on work packages
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# - +repositories_required_space+ required disk space from a locally registered repository
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# - +required_disk_space+ Total required disk space for this project over these above values.
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def with_required_storage
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Project
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.from("#{Project.table_name} projects")
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.joins("LEFT JOIN (#{wiki_storage_sql}) wiki ON projects.id = wiki.project_id")
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.joins("LEFT JOIN (#{work_package_sql}) wp ON projects.id = wp.project_id")
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.joins("LEFT JOIN #{Repository.table_name} repos ON repos.project_id = projects.id")
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.select('projects.*')
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.select('wiki.filesize AS wiki_required_space')
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.select('wp.filesize AS work_package_required_space')
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.select('repos.required_storage_bytes AS repositories_required_space')
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.select("#{required_disk_space_sum} AS required_disk_space")
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end
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##
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# Returns the total required disk space for all projects in bytes
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def total_projects_size
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Project
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.from("(#{Project.with_required_storage.to_sql}) sub")
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.sum(:required_disk_space)
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end
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def required_disk_space_sum
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'(COALESCE(wiki.filesize, 0) + COALESCE(wp.filesize, 0) + COALESCE(repos.required_storage_bytes, 0))'
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end
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private
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def wiki_storage_sql
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<<-SQL
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SELECT wiki.project_id, SUM(wiki_attached.filesize) AS filesize
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FROM #{Wiki.table_name} wiki
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JOIN #{WikiPage.table_name} pages
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ON pages.wiki_id = wiki.id
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JOIN #{Attachment.table_name} wiki_attached
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ON (wiki_attached.container_id = pages.id AND wiki_attached.container_type = 'WikiPage')
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GROUP BY wiki.project_id
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SQL
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end
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def work_package_sql
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<<-SQL
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SELECT wp.project_id, SUM(wp_attached.filesize) AS filesize
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FROM #{WorkPackage.table_name} wp
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JOIN #{Attachment.table_name} wp_attached
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ON (wp_attached.container_id = wp.id AND wp_attached.container_type = 'WorkPackage')
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GROUP BY wp.project_id
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SQL
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end
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end
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end
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