Redmine/app/models/project.rb

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# redMine - project management software
# Copyright (C) 2006 Jean-Philippe Lang
#
# 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.
class Project < ActiveRecord::Base
# Project statuses
STATUS_ACTIVE = 1
STATUS_ARCHIVED = 9
has_many :members, :include => :user, :conditions => "#{User.table_name}.status=#{User::STATUS_ACTIVE}"
has_many :users, :through => :members
has_many :enabled_modules, :dependent => :delete_all
has_and_belongs_to_many :trackers, :order => "#{Tracker.table_name}.position"
has_many :issues, :dependent => :destroy, :order => "#{Issue.table_name}.created_on DESC", :include => [:status, :tracker]
has_many :issue_changes, :through => :issues, :source => :journals
has_many :versions, :dependent => :destroy, :order => "#{Version.table_name}.effective_date DESC, #{Version.table_name}.name DESC"
has_many :time_entries, :dependent => :delete_all
has_many :queries, :dependent => :delete_all
has_many :documents, :dependent => :destroy
has_many :news, :dependent => :delete_all, :include => :author
has_many :issue_categories, :dependent => :delete_all, :order => "#{IssueCategory.table_name}.name"
has_many :boards, :dependent => :destroy, :order => "position ASC"
has_one :repository, :dependent => :destroy
has_many :changesets, :through => :repository
has_one :wiki, :dependent => :destroy
# Custom field for the project issues
has_and_belongs_to_many :issue_custom_fields,
:class_name => 'IssueCustomField',
:order => "#{CustomField.table_name}.position",
:join_table => "#{table_name_prefix}custom_fields_projects#{table_name_suffix}",
:association_foreign_key => 'custom_field_id'
acts_as_nested_set :order => 'name', :dependent => :destroy
acts_as_attachable :view_permission => :view_files,
:delete_permission => :manage_files
acts_as_customizable
acts_as_searchable :columns => ['name', 'description'], :project_key => 'id', :permission => nil
acts_as_event :title => Proc.new {|o| "#{l(:label_project)}: #{o.name}"},
:url => Proc.new {|o| {:controller => 'projects', :action => 'show', :id => o.id}},
:author => nil
attr_protected :status, :enabled_module_names
validates_presence_of :name, :identifier
validates_uniqueness_of :name, :identifier
validates_associated :repository, :wiki
validates_length_of :name, :maximum => 30
validates_length_of :homepage, :maximum => 255
validates_length_of :identifier, :in => 2..20
validates_format_of :identifier, :with => /^[a-z0-9\-]*$/
before_destroy :delete_all_members
named_scope :has_module, lambda { |mod| { :conditions => ["#{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name=?)", mod.to_s] } }
named_scope :active, { :conditions => "#{Project.table_name}.status = #{STATUS_ACTIVE}"}
named_scope :public, { :conditions => { :is_public => true } }
named_scope :visible, lambda { { :conditions => Project.visible_by(User.current) } }
def identifier=(identifier)
super unless identifier_frozen?
end
def identifier_frozen?
errors[:identifier].nil? && !(new_record? || identifier.blank?)
end
def issues_with_subprojects(include_subprojects=false)
conditions = nil
if include_subprojects
ids = [id] + descendants.collect(&:id)
conditions = ["#{Project.table_name}.id IN (#{ids.join(',')}) AND #{Project.visible_by}"]
end
conditions ||= ["#{Project.table_name}.id = ?", id]
# Quick and dirty fix for Rails 2 compatibility
Issue.send(:with_scope, :find => { :conditions => conditions }) do
Version.send(:with_scope, :find => { :conditions => conditions }) do
yield
end
end
end
# returns latest created projects
# non public projects will be returned only if user is a member of those
def self.latest(user=nil, count=5)
find(:all, :limit => count, :conditions => visible_by(user), :order => "created_on DESC")
end
def self.visible_by(user=nil)
user ||= User.current
if user && user.admin?
return "#{Project.table_name}.status=#{Project::STATUS_ACTIVE}"
elsif user && user.memberships.any?
return "#{Project.table_name}.status=#{Project::STATUS_ACTIVE} AND (#{Project.table_name}.is_public = #{connection.quoted_true} or #{Project.table_name}.id IN (#{user.memberships.collect{|m| m.project_id}.join(',')}))"
else
return "#{Project.table_name}.status=#{Project::STATUS_ACTIVE} AND #{Project.table_name}.is_public = #{connection.quoted_true}"
end
end
def self.allowed_to_condition(user, permission, options={})
statements = []
base_statement = "#{Project.table_name}.status=#{Project::STATUS_ACTIVE}"
if perm = Redmine::AccessControl.permission(permission)
unless perm.project_module.nil?
# If the permission belongs to a project module, make sure the module is enabled
base_statement << " AND EXISTS (SELECT em.id FROM #{EnabledModule.table_name} em WHERE em.name='#{perm.project_module}' AND em.project_id=#{Project.table_name}.id)"
end
end
if options[:project]
project_statement = "#{Project.table_name}.id = #{options[:project].id}"
project_statement << " OR (#{Project.table_name}.lft > #{options[:project].lft} AND #{Project.table_name}.rgt < #{options[:project].rgt})" if options[:with_subprojects]
base_statement = "(#{project_statement}) AND (#{base_statement})"
end
if user.admin?
# no restriction
else
statements << "1=0"
if user.logged?
statements << "#{Project.table_name}.is_public = #{connection.quoted_true}" if Role.non_member.allowed_to?(permission)
allowed_project_ids = user.memberships.select {|m| m.role.allowed_to?(permission)}.collect {|m| m.project_id}
statements << "#{Project.table_name}.id IN (#{allowed_project_ids.join(',')})" if allowed_project_ids.any?
elsif Role.anonymous.allowed_to?(permission)
# anonymous user allowed on public project
statements << "#{Project.table_name}.is_public = #{connection.quoted_true}"
else
# anonymous user is not authorized
end
end
statements.empty? ? base_statement : "((#{base_statement}) AND (#{statements.join(' OR ')}))"
end
def project_condition(with_subprojects)
cond = "#{Project.table_name}.id = #{id}"
cond = "(#{cond} OR (#{Project.table_name}.lft > #{lft} AND #{Project.table_name}.rgt < #{rgt}))" if with_subprojects
cond
end
def self.find(*args)
if args.first && args.first.is_a?(String) && !args.first.match(/^\d*$/)
project = find_by_identifier(*args)
raise ActiveRecord::RecordNotFound, "Couldn't find Project with identifier=#{args.first}" if project.nil?
project
else
super
end
end
def to_param
# id is used for projects with a numeric identifier (compatibility)
@to_param ||= (identifier.to_s =~ %r{^\d*$} ? id : identifier)
end
def active?
self.status == STATUS_ACTIVE
end
# Archives the project and its descendants recursively
def archive
# Archive subprojects if any
children.each do |subproject|
subproject.archive
end
update_attribute :status, STATUS_ARCHIVED
end
# Unarchives the project
# All its ancestors must be active
def unarchive
return false if ancestors.detect {|a| !a.active?}
update_attribute :status, STATUS_ACTIVE
end
# Returns an array of projects the project can be moved to
def possible_parents
@possible_parents ||= (Project.active.find(:all) - self_and_descendants)
end
# Sets the parent of the project
# Argument can be either a Project, a String, a Fixnum or nil
def set_parent!(p)
unless p.nil? || p.is_a?(Project)
if p.to_s.blank?
p = nil
else
p = Project.find_by_id(p)
return false unless p
end
end
if p == parent && !p.nil?
# Nothing to do
true
elsif p.nil? || (p.active? && move_possible?(p))
# Insert the project so that target's children or root projects stay alphabetically sorted
sibs = (p.nil? ? self.class.roots : p.children)
to_be_inserted_before = sibs.detect {|c| c.name.to_s.downcase > name.to_s.downcase }
if to_be_inserted_before
move_to_left_of(to_be_inserted_before)
elsif p.nil?
if sibs.empty?
# move_to_root adds the project in first (ie. left) position
move_to_root
else
move_to_right_of(sibs.last) unless self == sibs.last
end
else
# move_to_child_of adds the project in last (ie.right) position
move_to_child_of(p)
end
true
else
# Can not move to the given target
false
end
end
# Returns an array of the trackers used by the project and its active sub projects
def rolled_up_trackers
@rolled_up_trackers ||=
Tracker.find(:all, :include => :projects,
:select => "DISTINCT #{Tracker.table_name}.*",
:conditions => ["#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status = #{STATUS_ACTIVE}", lft, rgt],
:order => "#{Tracker.table_name}.position")
end
# Deletes all project's members
def delete_all_members
Member.delete_all(['project_id = ?', id])
end
# Users issues can be assigned to
def assignable_users
members.select {|m| m.role.assignable?}.collect {|m| m.user}.sort
end
# Returns the mail adresses of users that should be always notified on project events
def recipients
members.select {|m| m.mail_notification? || m.user.mail_notification?}.collect {|m| m.user.mail}
end
# Returns an array of all custom fields enabled for project issues
# (explictly associated custom fields and custom fields enabled for all projects)
def all_issue_custom_fields
@all_issue_custom_fields ||= (IssueCustomField.for_all + issue_custom_fields).uniq.sort
end
def project
self
end
def <=>(project)
name.downcase <=> project.name.downcase
end
def to_s
name
end
# Returns a short description of the projects (first lines)
def short_description(length = 255)
description.gsub(/^(.{#{length}}[^\n\r]*).*$/m, '\1...').strip if description
end
def allows_to?(action)
if action.is_a? Hash
allowed_actions.include? "#{action[:controller]}/#{action[:action]}"
else
allowed_permissions.include? action
end
end
def module_enabled?(module_name)
module_name = module_name.to_s
enabled_modules.detect {|m| m.name == module_name}
end
def enabled_module_names=(module_names)
enabled_modules.clear
module_names = [] unless module_names && module_names.is_a?(Array)
module_names.each do |name|
enabled_modules << EnabledModule.new(:name => name.to_s)
end
end
# Returns an auto-generated project identifier based on the last identifier used
def self.next_identifier
p = Project.find(:first, :order => 'created_on DESC')
p.nil? ? nil : p.identifier.to_s.succ
end
protected
def validate
errors.add(:identifier, :activerecord_error_invalid) if !identifier.blank? && identifier.match(/^\d*$/)
end
private
def allowed_permissions
@allowed_permissions ||= begin
module_names = enabled_modules.collect {|m| m.name}
Redmine::AccessControl.modules_permissions(module_names).collect {|p| p.name}
end
end
def allowed_actions
@actions_allowed ||= allowed_permissions.inject([]) { |actions, permission| actions += Redmine::AccessControl.allowed_actions(permission) }.flatten
end
end