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#-- encoding: UTF-8 |
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#-- copyright |
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# OpenProject is a project management system. |
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# Copyright (C) 2012-2015 the OpenProject Foundation (OPF) |
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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) 2006-2013 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 doc/COPYRIGHT.rdoc for more details. |
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#++ |
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|
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class Authorization::ProjectQuery |
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# Returns a SQL conditions string used to find all projects for which +user+ |
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# has the given +permission+ |
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# |
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# Valid options: |
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# * project: limit the condition to project |
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# * with_subprojects: limit the condition to project and its subprojects |
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# * member: limit the condition to the user projects |
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# * project_alias: the alias to use for the project's table - default: 'projects' |
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def self.query(user, permission, options = {}) |
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table_alias = options.fetch(:project_alias, Project.table_name) |
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|
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base_statement = "#{table_alias}.status=#{Project::STATUS_ACTIVE}" |
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if perm = Redmine::AccessControl.permission(permission) |
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unless perm.project_module.nil? |
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# If the permission belongs to a project module, make sure the module is enabled |
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module_query = enabled_module_query(perm.project_module, |
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options[:project], |
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options[:with_subproject]) |
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base_statement << " AND #{table_alias}.id IN (#{module_query})" |
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end |
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end |
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if options[:project] |
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project_statement = "#{table_alias}.id = #{options[:project].id}" |
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if options[:with_subprojects] |
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project_statement << " OR (#{descendants_condition(options[:project], table_alias)})" |
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end |
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base_statement = "(#{project_statement}) AND (#{base_statement})" |
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end |
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|
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if user.admin? |
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base_statement |
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else |
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statement_by_role = {} |
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if user.logged? |
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if Role.non_member.allowed_to?(permission) && !options[:member] |
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non_member_statements = [public_project_condition(table_alias)] |
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|
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member_project_ids = user.memberships.map(&:project_id) |
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|
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unless member_project_ids.empty? |
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non_member_statements << "#{table_alias}.id NOT IN (#{member_project_ids.join(', ')})" |
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end |
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|
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statement_by_role[Role.non_member] = non_member_statements.join(" AND ") |
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end |
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user.projects_by_role.each do |role, projects| |
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if role.allowed_to?(permission) |
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statement_by_role[role] = "#{table_alias}.id IN (#{projects.map(&:id).join(',')})" |
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end |
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end |
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elsif Role.anonymous.allowed_to?(permission) && !options[:member] |
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statement_by_role[Role.anonymous] = public_project_condition(table_alias) |
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end |
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if statement_by_role.empty? |
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'1=0' |
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else |
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"((#{base_statement}) AND (#{statement_by_role.values.join(' OR ')}))" |
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end |
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end |
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end |
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|
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def self.enabled_module_query(project_module, project, with_subprojects) |
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enabled_module_statement = "SELECT em.project_id FROM #{EnabledModule.table_name} em" |
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|
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if project && with_subprojects |
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enabled_module_statement << " JOIN #{table_alias} ON #{table_alias}.id = em.project_id" |
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end |
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|
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enabled_module_statement << " WHERE em.name='#{project_module}'" |
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|
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if project |
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project_statement = "em.project_id = #{project.id}" |
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|
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if with_subprojects |
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project_statement << " OR (#{descendants_condition(project, table_alias)})" |
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end |
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|
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enabled_module_statement << " AND (#{project_statement})" |
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end |
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|
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enabled_module_statement |
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end |
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|
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def self.descendants_condition(project, table_alias) |
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"#{table_alias}.lft > #{project.lft} AND #{table_alias}.rgt < #{project.rgt}" |
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end |
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|
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def self.public_project_condition(table_alias) |
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"#{table_alias}.is_public = #{Project.connection.quoted_true}" |
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end |
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end |
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