Chris@909: # Redmine - project management software
Chris@909: # Copyright (C) 2006-2011  Jean-Philippe Lang
Chris@909: #
Chris@909: # This program is free software; you can redistribute it and/or
Chris@909: # modify it under the terms of the GNU General Public License
Chris@909: # as published by the Free Software Foundation; either version 2
Chris@909: # of the License, or (at your option) any later version.
Chris@909: #
Chris@909: # This program is distributed in the hope that it will be useful,
Chris@909: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@909: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@909: # GNU General Public License for more details.
Chris@909: #
Chris@909: # You should have received a copy of the GNU General Public License
Chris@909: # along with this program; if not, write to the Free Software
Chris@909: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@909: 
Chris@909: class Project < ActiveRecord::Base
Chris@909:   include Redmine::SafeAttributes
Chris@909: 
Chris@909:   # Project statuses
Chris@909:   STATUS_ACTIVE     = 1
Chris@909:   STATUS_ARCHIVED   = 9
Chris@909: 
Chris@909:   # Maximum length for project identifiers
Chris@909:   IDENTIFIER_MAX_LENGTH = 100
Chris@909: 
Chris@909:   # Specific overidden Activities
Chris@909:   has_many :time_entry_activities
Chris@909:   has_many :members, :include => [:user, :roles], :conditions => "#{User.table_name}.type='User' AND #{User.table_name}.status=#{User::STATUS_ACTIVE}"
Chris@909:   has_many :memberships, :class_name => 'Member'
Chris@909:   has_many :member_principals, :class_name => 'Member',
Chris@909:                                :include => :principal,
Chris@909:                                :conditions => "#{Principal.table_name}.type='Group' OR (#{Principal.table_name}.type='User' AND #{Principal.table_name}.status=#{User::STATUS_ACTIVE})"
Chris@909:   has_many :users, :through => :members
Chris@909:   has_many :principals, :through => :member_principals, :source => :principal
Chris@909: 
Chris@909:   has_many :enabled_modules, :dependent => :delete_all
Chris@909:   has_and_belongs_to_many :trackers, :order => "#{Tracker.table_name}.position"
Chris@909:   has_many :issues, :dependent => :destroy, :order => "#{Issue.table_name}.created_on DESC", :include => [:status, :tracker]
Chris@909:   has_many :issue_changes, :through => :issues, :source => :journals
Chris@909:   has_many :versions, :dependent => :destroy, :order => "#{Version.table_name}.effective_date DESC, #{Version.table_name}.name DESC"
Chris@909:   has_many :time_entries, :dependent => :delete_all
Chris@909:   has_many :queries, :dependent => :delete_all
Chris@909:   has_many :documents, :dependent => :destroy
Chris@909:   has_many :news, :dependent => :destroy, :include => :author
Chris@909:   has_many :issue_categories, :dependent => :delete_all, :order => "#{IssueCategory.table_name}.name"
Chris@909:   has_many :boards, :dependent => :destroy, :order => "position ASC"
Chris@909:   has_one :repository, :dependent => :destroy
Chris@909:   has_many :changesets, :through => :repository
Chris@909:   has_one :wiki, :dependent => :destroy
Chris@909:   # Custom field for the project issues
Chris@909:   has_and_belongs_to_many :issue_custom_fields,
Chris@909:                           :class_name => 'IssueCustomField',
Chris@909:                           :order => "#{CustomField.table_name}.position",
Chris@909:                           :join_table => "#{table_name_prefix}custom_fields_projects#{table_name_suffix}",
Chris@909:                           :association_foreign_key => 'custom_field_id'
Chris@909: 
Chris@909:   acts_as_nested_set :order => 'name', :dependent => :destroy
Chris@909:   acts_as_attachable :view_permission => :view_files,
Chris@909:                      :delete_permission => :manage_files
Chris@909: 
Chris@909:   acts_as_customizable
Chris@909:   acts_as_searchable :columns => ['name', 'identifier', 'description'], :project_key => 'id', :permission => nil
Chris@909:   acts_as_event :title => Proc.new {|o| "#{l(:label_project)}: #{o.name}"},
Chris@909:                 :url => Proc.new {|o| {:controller => 'projects', :action => 'show', :id => o}},
Chris@909:                 :author => nil
Chris@909: 
Chris@909:   attr_protected :status
Chris@909: 
Chris@909:   validates_presence_of :name, :identifier
Chris@909:   validates_uniqueness_of :identifier
Chris@909:   validates_associated :repository, :wiki
Chris@909:   validates_length_of :name, :maximum => 255
Chris@909:   validates_length_of :homepage, :maximum => 255
Chris@909:   validates_length_of :identifier, :in => 1..IDENTIFIER_MAX_LENGTH
Chris@909:   # donwcase letters, digits, dashes but not digits only
Chris@909:   validates_format_of :identifier, :with => /^(?!\d+$)[a-z0-9\-]*$/, :if => Proc.new { |p| p.identifier_changed? }
Chris@909:   # reserved words
Chris@909:   validates_exclusion_of :identifier, :in => %w( new )
Chris@909: 
Chris@909:   before_destroy :delete_all_members
Chris@909: 
Chris@909:   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] } }
Chris@909:   named_scope :active, { :conditions => "#{Project.table_name}.status = #{STATUS_ACTIVE}"}
Chris@909:   named_scope :all_public, { :conditions => { :is_public => true } }
Chris@909:   named_scope :visible, lambda {|*args| {:conditions => Project.visible_condition(args.shift || User.current, *args) }}
Chris@909: 
Chris@909:   def initialize(attributes = nil)
Chris@909:     super
Chris@909: 
Chris@909:     initialized = (attributes || {}).stringify_keys
Chris@909:     if !initialized.key?('identifier') && Setting.sequential_project_identifiers?
Chris@909:       self.identifier = Project.next_identifier
Chris@909:     end
Chris@909:     if !initialized.key?('is_public')
Chris@909:       self.is_public = Setting.default_projects_public?
Chris@909:     end
Chris@909:     if !initialized.key?('enabled_module_names')
Chris@909:       self.enabled_module_names = Setting.default_projects_modules
Chris@909:     end
Chris@909:     if !initialized.key?('trackers') && !initialized.key?('tracker_ids')
Chris@909:       self.trackers = Tracker.all
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def identifier=(identifier)
Chris@909:     super unless identifier_frozen?
Chris@909:   end
Chris@909: 
Chris@909:   def identifier_frozen?
Chris@909:     errors[:identifier].nil? && !(new_record? || identifier.blank?)
Chris@909:   end
Chris@909: 
Chris@909:   # returns latest created projects
Chris@909:   # non public projects will be returned only if user is a member of those
Chris@909:   def self.latest(user=nil, count=5)
Chris@909:     visible(user).find(:all, :limit => count, :order => "created_on DESC")	
Chris@909:   end	
Chris@909: 
Chris@909:   # Returns true if the project is visible to +user+ or to the current user.
Chris@909:   def visible?(user=User.current)
Chris@909:     user.allowed_to?(:view_project, self)
Chris@909:   end
Chris@909: 
Chris@909:   # Returns a SQL conditions string used to find all projects visible by the specified user.
Chris@909:   #
Chris@909:   # Examples:
Chris@909:   #   Project.visible_condition(admin)        => "projects.status = 1"
Chris@909:   #   Project.visible_condition(normal_user)  => "((projects.status = 1) AND (projects.is_public = 1 OR projects.id IN (1,3,4)))"
Chris@909:   #   Project.visible_condition(anonymous)    => "((projects.status = 1) AND (projects.is_public = 1))"
Chris@909:   def self.visible_condition(user, options={})
Chris@909:     allowed_to_condition(user, :view_project, options)
Chris@909:   end
Chris@909: 
Chris@909:   # Returns a SQL conditions string used to find all projects for which +user+ has the given +permission+
Chris@909:   #
Chris@909:   # Valid options:
Chris@909:   # * :project => limit the condition to project
Chris@909:   # * :with_subprojects => limit the condition to project and its subprojects
Chris@909:   # * :member => limit the condition to the user projects
Chris@909:   def self.allowed_to_condition(user, permission, options={})
Chris@909:     base_statement = "#{Project.table_name}.status=#{Project::STATUS_ACTIVE}"
Chris@909:     if perm = Redmine::AccessControl.permission(permission)
Chris@909:       unless perm.project_module.nil?
Chris@909:         # If the permission belongs to a project module, make sure the module is enabled
Chris@909:         base_statement << " AND #{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name='#{perm.project_module}')"
Chris@909:       end
Chris@909:     end
Chris@909:     if options[:project]
Chris@909:       project_statement = "#{Project.table_name}.id = #{options[:project].id}"
Chris@909:       project_statement << " OR (#{Project.table_name}.lft > #{options[:project].lft} AND #{Project.table_name}.rgt < #{options[:project].rgt})" if options[:with_subprojects]
Chris@909:       base_statement = "(#{project_statement}) AND (#{base_statement})"
Chris@909:     end
Chris@909: 
Chris@909:     if user.admin?
Chris@909:       base_statement
Chris@909:     else
Chris@909:       statement_by_role = {}
Chris@909:       unless options[:member]
Chris@909:         role = user.logged? ? Role.non_member : Role.anonymous
Chris@909:         if role.allowed_to?(permission)
Chris@909:           statement_by_role[role] = "#{Project.table_name}.is_public = #{connection.quoted_true}"
Chris@909:         end
Chris@909:       end
Chris@909:       if user.logged?
Chris@909:         user.projects_by_role.each do |role, projects|
Chris@909:           if role.allowed_to?(permission)
Chris@909:             statement_by_role[role] = "#{Project.table_name}.id IN (#{projects.collect(&:id).join(',')})"
Chris@909:           end
Chris@909:         end
Chris@909:       end
Chris@909:       if statement_by_role.empty?
Chris@909:         "1=0"
Chris@909:       else
Chris@909:         if block_given?
Chris@909:           statement_by_role.each do |role, statement|
Chris@909:             if s = yield(role, user)
Chris@909:               statement_by_role[role] = "(#{statement} AND (#{s}))"
Chris@909:             end
Chris@909:           end
Chris@909:         end
Chris@909:         "((#{base_statement}) AND (#{statement_by_role.values.join(' OR ')}))"
Chris@909:       end
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns the Systemwide and project specific activities
Chris@909:   def activities(include_inactive=false)
Chris@909:     if include_inactive
Chris@909:       return all_activities
Chris@909:     else
Chris@909:       return active_activities
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Will create a new Project specific Activity or update an existing one
Chris@909:   #
Chris@909:   # This will raise a ActiveRecord::Rollback if the TimeEntryActivity
Chris@909:   # does not successfully save.
Chris@909:   def update_or_create_time_entry_activity(id, activity_hash)
Chris@909:     if activity_hash.respond_to?(:has_key?) && activity_hash.has_key?('parent_id')
Chris@909:       self.create_time_entry_activity_if_needed(activity_hash)
Chris@909:     else
Chris@909:       activity = project.time_entry_activities.find_by_id(id.to_i)
Chris@909:       activity.update_attributes(activity_hash) if activity
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Create a new TimeEntryActivity if it overrides a system TimeEntryActivity
Chris@909:   #
Chris@909:   # This will raise a ActiveRecord::Rollback if the TimeEntryActivity
Chris@909:   # does not successfully save.
Chris@909:   def create_time_entry_activity_if_needed(activity)
Chris@909:     if activity['parent_id']
Chris@909: 
Chris@909:       parent_activity = TimeEntryActivity.find(activity['parent_id'])
Chris@909:       activity['name'] = parent_activity.name
Chris@909:       activity['position'] = parent_activity.position
Chris@909: 
Chris@909:       if Enumeration.overridding_change?(activity, parent_activity)
Chris@909:         project_activity = self.time_entry_activities.create(activity)
Chris@909: 
Chris@909:         if project_activity.new_record?
Chris@909:           raise ActiveRecord::Rollback, "Overridding TimeEntryActivity was not successfully saved"
Chris@909:         else
Chris@909:           self.time_entries.update_all("activity_id = #{project_activity.id}", ["activity_id = ?", parent_activity.id])
Chris@909:         end
Chris@909:       end
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns a :conditions SQL string that can be used to find the issues associated with this project.
Chris@909:   #
Chris@909:   # Examples:
Chris@909:   #   project.project_condition(true)  => "(projects.id = 1 OR (projects.lft > 1 AND projects.rgt < 10))"
Chris@909:   #   project.project_condition(false) => "projects.id = 1"
Chris@909:   def project_condition(with_subprojects)
Chris@909:     cond = "#{Project.table_name}.id = #{id}"
Chris@909:     cond = "(#{cond} OR (#{Project.table_name}.lft > #{lft} AND #{Project.table_name}.rgt < #{rgt}))" if with_subprojects
Chris@909:     cond
Chris@909:   end
Chris@909: 
Chris@909:   def self.find(*args)
Chris@909:     if args.first && args.first.is_a?(String) && !args.first.match(/^\d*$/)
Chris@909:       project = find_by_identifier(*args)
Chris@909:       raise ActiveRecord::RecordNotFound, "Couldn't find Project with identifier=#{args.first}" if project.nil?
Chris@909:       project
Chris@909:     else
Chris@909:       super
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def to_param
Chris@909:     # id is used for projects with a numeric identifier (compatibility)
Chris@909:     @to_param ||= (identifier.to_s =~ %r{^\d*$} ? id : identifier)
Chris@909:   end
Chris@909: 
Chris@909:   def active?
Chris@909:     self.status == STATUS_ACTIVE
Chris@909:   end
Chris@909: 
Chris@909:   def archived?
Chris@909:     self.status == STATUS_ARCHIVED
Chris@909:   end
Chris@909: 
Chris@909:   # Archives the project and its descendants
Chris@909:   def archive
Chris@909:     # Check that there is no issue of a non descendant project that is assigned
Chris@909:     # to one of the project or descendant versions
Chris@909:     v_ids = self_and_descendants.collect {|p| p.version_ids}.flatten
Chris@909:     if v_ids.any? && Issue.find(:first, :include => :project,
Chris@909:                                         :conditions => ["(#{Project.table_name}.lft < ? OR #{Project.table_name}.rgt > ?)" +
Chris@909:                                                         " AND #{Issue.table_name}.fixed_version_id IN (?)", lft, rgt, v_ids])
Chris@909:       return false
Chris@909:     end
Chris@909:     Project.transaction do
Chris@909:       archive!
Chris@909:     end
Chris@909:     true
Chris@909:   end
Chris@909: 
Chris@909:   # Unarchives the project
Chris@909:   # All its ancestors must be active
Chris@909:   def unarchive
Chris@909:     return false if ancestors.detect {|a| !a.active?}
Chris@909:     update_attribute :status, STATUS_ACTIVE
Chris@909:   end
Chris@909: 
Chris@909:   # Returns an array of projects the project can be moved to
Chris@909:   # by the current user
Chris@909:   def allowed_parents
Chris@909:     return @allowed_parents if @allowed_parents
Chris@909:     @allowed_parents = Project.find(:all, :conditions => Project.allowed_to_condition(User.current, :add_subprojects))
Chris@909:     @allowed_parents = @allowed_parents - self_and_descendants
Chris@909:     if User.current.allowed_to?(:add_project, nil, :global => true) || (!new_record? && parent.nil?)
Chris@909:       @allowed_parents << nil
Chris@909:     end
Chris@909:     unless parent.nil? || @allowed_parents.empty? || @allowed_parents.include?(parent)
Chris@909:       @allowed_parents << parent
Chris@909:     end
Chris@909:     @allowed_parents
Chris@909:   end
Chris@909: 
Chris@909:   # Sets the parent of the project with authorization check
Chris@909:   def set_allowed_parent!(p)
Chris@909:     unless p.nil? || p.is_a?(Project)
Chris@909:       if p.to_s.blank?
Chris@909:         p = nil
Chris@909:       else
Chris@909:         p = Project.find_by_id(p)
Chris@909:         return false unless p
Chris@909:       end
Chris@909:     end
Chris@909:     if p.nil?
Chris@909:       if !new_record? && allowed_parents.empty?
Chris@909:         return false
Chris@909:       end
Chris@909:     elsif !allowed_parents.include?(p)
Chris@909:       return false
Chris@909:     end
Chris@909:     set_parent!(p)
Chris@909:   end
Chris@909: 
Chris@909:   # Sets the parent of the project
Chris@909:   # Argument can be either a Project, a String, a Fixnum or nil
Chris@909:   def set_parent!(p)
Chris@909:     unless p.nil? || p.is_a?(Project)
Chris@909:       if p.to_s.blank?
Chris@909:         p = nil
Chris@909:       else
Chris@909:         p = Project.find_by_id(p)
Chris@909:         return false unless p
Chris@909:       end
Chris@909:     end
Chris@909:     if p == parent && !p.nil?
Chris@909:       # Nothing to do
Chris@909:       true
Chris@909:     elsif p.nil? || (p.active? && move_possible?(p))
Chris@909:       # Insert the project so that target's children or root projects stay alphabetically sorted
Chris@909:       sibs = (p.nil? ? self.class.roots : p.children)
Chris@909:       to_be_inserted_before = sibs.detect {|c| c.name.to_s.downcase > name.to_s.downcase }
Chris@909:       if to_be_inserted_before
Chris@909:         move_to_left_of(to_be_inserted_before)
Chris@909:       elsif p.nil?
Chris@909:         if sibs.empty?
Chris@909:           # move_to_root adds the project in first (ie. left) position
Chris@909:           move_to_root
Chris@909:         else
Chris@909:           move_to_right_of(sibs.last) unless self == sibs.last
Chris@909:         end
Chris@909:       else
Chris@909:         # move_to_child_of adds the project in last (ie.right) position
Chris@909:         move_to_child_of(p)
Chris@909:       end
Chris@909:       Issue.update_versions_from_hierarchy_change(self)
Chris@909:       true
Chris@909:     else
Chris@909:       # Can not move to the given target
Chris@909:       false
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns an array of the trackers used by the project and its active sub projects
Chris@909:   def rolled_up_trackers
Chris@909:     @rolled_up_trackers ||=
Chris@909:       Tracker.find(:all, :joins => :projects,
Chris@909:                          :select => "DISTINCT #{Tracker.table_name}.*",
Chris@909:                          :conditions => ["#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status = #{STATUS_ACTIVE}", lft, rgt],
Chris@909:                          :order => "#{Tracker.table_name}.position")
Chris@909:   end
Chris@909: 
Chris@909:   # Closes open and locked project versions that are completed
Chris@909:   def close_completed_versions
Chris@909:     Version.transaction do
Chris@909:       versions.find(:all, :conditions => {:status => %w(open locked)}).each do |version|
Chris@909:         if version.completed?
Chris@909:           version.update_attribute(:status, 'closed')
Chris@909:         end
Chris@909:       end
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns a scope of the Versions on subprojects
Chris@909:   def rolled_up_versions
Chris@909:     @rolled_up_versions ||=
Chris@909:       Version.scoped(:include => :project,
Chris@909:                      :conditions => ["#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status = #{STATUS_ACTIVE}", lft, rgt])
Chris@909:   end
Chris@909: 
Chris@909:   # Returns a scope of the Versions used by the project
Chris@909:   def shared_versions
Chris@909:     @shared_versions ||= begin
Chris@909:       r = root? ? self : root
Chris@909:       Version.scoped(:include => :project,
Chris@909:                      :conditions => "#{Project.table_name}.id = #{id}" +
Chris@909:                                     " OR (#{Project.table_name}.status = #{Project::STATUS_ACTIVE} AND (" +
Chris@909:                                           " #{Version.table_name}.sharing = 'system'" +
Chris@909:                                           " OR (#{Project.table_name}.lft >= #{r.lft} AND #{Project.table_name}.rgt <= #{r.rgt} AND #{Version.table_name}.sharing = 'tree')" +
Chris@909:                                           " OR (#{Project.table_name}.lft < #{lft} AND #{Project.table_name}.rgt > #{rgt} AND #{Version.table_name}.sharing IN ('hierarchy', 'descendants'))" +
Chris@909:                                           " OR (#{Project.table_name}.lft > #{lft} AND #{Project.table_name}.rgt < #{rgt} AND #{Version.table_name}.sharing = 'hierarchy')" +
Chris@909:                                           "))")
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns a hash of project users grouped by role
Chris@909:   def users_by_role
Chris@909:     members.find(:all, :include => [:user, :roles]).inject({}) do |h, m|
Chris@909:       m.roles.each do |r|
Chris@909:         h[r] ||= []
Chris@909:         h[r] << m.user
Chris@909:       end
Chris@909:       h
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Deletes all project's members
Chris@909:   def delete_all_members
Chris@909:     me, mr = Member.table_name, MemberRole.table_name
Chris@909:     connection.delete("DELETE FROM #{mr} WHERE #{mr}.member_id IN (SELECT #{me}.id FROM #{me} WHERE #{me}.project_id = #{id})")
Chris@909:     Member.delete_all(['project_id = ?', id])
Chris@909:   end
Chris@909: 
Chris@909:   # Users/groups issues can be assigned to
Chris@909:   def assignable_users
Chris@909:     assignable = Setting.issue_group_assignment? ? member_principals : members
Chris@909:     assignable.select {|m| m.roles.detect {|role| role.assignable?}}.collect {|m| m.principal}.sort
Chris@909:   end
Chris@909: 
Chris@909:   # Returns the mail adresses of users that should be always notified on project events
Chris@909:   def recipients
Chris@909:     notified_users.collect {|user| user.mail}
Chris@909:   end
Chris@909: 
Chris@909:   # Returns the users that should be notified on project events
Chris@909:   def notified_users
Chris@909:     # TODO: User part should be extracted to User#notify_about?
Chris@909:     members.select {|m| m.mail_notification? || m.user.mail_notification == 'all'}.collect {|m| m.user}
Chris@909:   end
Chris@909: 
Chris@909:   # Returns an array of all custom fields enabled for project issues
Chris@909:   # (explictly associated custom fields and custom fields enabled for all projects)
Chris@909:   def all_issue_custom_fields
Chris@909:     @all_issue_custom_fields ||= (IssueCustomField.for_all + issue_custom_fields).uniq.sort
Chris@909:   end
Chris@909: 
Chris@909:   # Returns an array of all custom fields enabled for project time entries
Chris@909:   # (explictly associated custom fields and custom fields enabled for all projects)
Chris@909:   def all_time_entry_custom_fields
Chris@909:     @all_time_entry_custom_fields ||= (TimeEntryCustomField.for_all + time_entry_custom_fields).uniq.sort
Chris@909:   end
Chris@909: 
Chris@909:   def project
Chris@909:     self
Chris@909:   end
Chris@909: 
Chris@909:   def <=>(project)
Chris@909:     name.downcase <=> project.name.downcase
Chris@909:   end
Chris@909: 
Chris@909:   def to_s
Chris@909:     name
Chris@909:   end
Chris@909: 
Chris@909:   # Returns a short description of the projects (first lines)
Chris@909:   def short_description(length = 255)
Chris@909:     description.gsub(/^(.{#{length}}[^\n\r]*).*$/m, '\1...').strip if description
Chris@909:   end
Chris@909: 
Chris@909:   def css_classes
Chris@909:     s = 'project'
Chris@909:     s << ' root' if root?
Chris@909:     s << ' child' if child?
Chris@909:     s << (leaf? ? ' leaf' : ' parent')
Chris@909:     s
Chris@909:   end
Chris@909: 
Chris@909:   # The earliest start date of a project, based on it's issues and versions
Chris@909:   def start_date
Chris@909:     [
Chris@909:      issues.minimum('start_date'),
Chris@909:      shared_versions.collect(&:effective_date),
Chris@909:      shared_versions.collect(&:start_date)
Chris@909:     ].flatten.compact.min
Chris@909:   end
Chris@909: 
Chris@909:   # The latest due date of an issue or version
Chris@909:   def due_date
Chris@909:     [
Chris@909:      issues.maximum('due_date'),
Chris@909:      shared_versions.collect(&:effective_date),
Chris@909:      shared_versions.collect {|v| v.fixed_issues.maximum('due_date')}
Chris@909:     ].flatten.compact.max
Chris@909:   end
Chris@909: 
Chris@909:   def overdue?
Chris@909:     active? && !due_date.nil? && (due_date < Date.today)
Chris@909:   end
Chris@909: 
Chris@909:   # Returns the percent completed for this project, based on the
Chris@909:   # progress on it's versions.
Chris@909:   def completed_percent(options={:include_subprojects => false})
Chris@909:     if options.delete(:include_subprojects)
Chris@909:       total = self_and_descendants.collect(&:completed_percent).sum
Chris@909: 
Chris@909:       total / self_and_descendants.count
Chris@909:     else
Chris@909:       if versions.count > 0
Chris@909:         total = versions.collect(&:completed_pourcent).sum
Chris@909: 
Chris@909:         total / versions.count
Chris@909:       else
Chris@909:         100
Chris@909:       end
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Return true if this project is allowed to do the specified action.
Chris@909:   # action can be:
Chris@909:   # * a parameter-like Hash (eg. :controller => 'projects', :action => 'edit')
Chris@909:   # * a permission Symbol (eg. :edit_project)
Chris@909:   def allows_to?(action)
Chris@909:     if action.is_a? Hash
Chris@909:       allowed_actions.include? "#{action[:controller]}/#{action[:action]}"
Chris@909:     else
Chris@909:       allowed_permissions.include? action
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def module_enabled?(module_name)
Chris@909:     module_name = module_name.to_s
Chris@909:     enabled_modules.detect {|m| m.name == module_name}
Chris@909:   end
Chris@909: 
Chris@909:   def enabled_module_names=(module_names)
Chris@909:     if module_names && module_names.is_a?(Array)
Chris@909:       module_names = module_names.collect(&:to_s).reject(&:blank?)
Chris@909:       self.enabled_modules = module_names.collect {|name| enabled_modules.detect {|mod| mod.name == name} || EnabledModule.new(:name => name)}
Chris@909:     else
Chris@909:       enabled_modules.clear
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns an array of the enabled modules names
Chris@909:   def enabled_module_names
Chris@909:     enabled_modules.collect(&:name)
Chris@909:   end
Chris@909: 
Chris@909:   # Enable a specific module
Chris@909:   #
Chris@909:   # Examples:
Chris@909:   #   project.enable_module!(:issue_tracking)
Chris@909:   #   project.enable_module!("issue_tracking")
Chris@909:   def enable_module!(name)
Chris@909:     enabled_modules << EnabledModule.new(:name => name.to_s) unless module_enabled?(name)
Chris@909:   end
Chris@909: 
Chris@909:   # Disable a module if it exists
Chris@909:   #
Chris@909:   # Examples:
Chris@909:   #   project.disable_module!(:issue_tracking)
Chris@909:   #   project.disable_module!("issue_tracking")
Chris@909:   #   project.disable_module!(project.enabled_modules.first)
Chris@909:   def disable_module!(target)
Chris@909:     target = enabled_modules.detect{|mod| target.to_s == mod.name} unless enabled_modules.include?(target)
Chris@909:     target.destroy unless target.blank?
Chris@909:   end
Chris@909: 
Chris@909:   safe_attributes 'name',
Chris@909:     'description',
Chris@909:     'homepage',
Chris@909:     'is_public',
Chris@909:     'identifier',
Chris@909:     'custom_field_values',
Chris@909:     'custom_fields',
Chris@909:     'tracker_ids',
Chris@909:     'issue_custom_field_ids'
Chris@909: 
Chris@909:   safe_attributes 'enabled_module_names',
Chris@909:     :if => lambda {|project, user| project.new_record? || user.allowed_to?(:select_project_modules, project) }
Chris@909: 
Chris@909:   # Returns an array of projects that are in this project's hierarchy
Chris@909:   #
Chris@909:   # Example: parents, children, siblings
Chris@909:   def hierarchy
Chris@909:     parents = project.self_and_ancestors || []
Chris@909:     descendants = project.descendants || []
Chris@909:     project_hierarchy = parents | descendants # Set union
Chris@909:   end
Chris@909: 
Chris@909:   # Returns an auto-generated project identifier based on the last identifier used
Chris@909:   def self.next_identifier
Chris@909:     p = Project.find(:first, :order => 'created_on DESC')
Chris@909:     p.nil? ? nil : p.identifier.to_s.succ
Chris@909:   end
Chris@909: 
Chris@909:   # Copies and saves the Project instance based on the +project+.
Chris@909:   # Duplicates the source project's:
Chris@909:   # * Wiki
Chris@909:   # * Versions
Chris@909:   # * Categories
Chris@909:   # * Issues
Chris@909:   # * Members
Chris@909:   # * Queries
Chris@909:   #
Chris@909:   # Accepts an +options+ argument to specify what to copy
Chris@909:   #
Chris@909:   # Examples:
Chris@909:   #   project.copy(1)                                    # => copies everything
Chris@909:   #   project.copy(1, :only => 'members')                # => copies members only
Chris@909:   #   project.copy(1, :only => ['members', 'versions'])  # => copies members and versions
Chris@909:   def copy(project, options={})
Chris@909:     project = project.is_a?(Project) ? project : Project.find(project)
Chris@909: 
Chris@909:     to_be_copied = %w(wiki versions issue_categories issues members queries boards)
Chris@909:     to_be_copied = to_be_copied & options[:only].to_a unless options[:only].nil?
Chris@909: 
Chris@909:     Project.transaction do
Chris@909:       if save
Chris@909:         reload
Chris@909:         to_be_copied.each do |name|
Chris@909:           send "copy_#{name}", project
Chris@909:         end
Chris@909:         Redmine::Hook.call_hook(:model_project_copy_before_save, :source_project => project, :destination_project => self)
Chris@909:         save
Chris@909:       end
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909: 
Chris@909:   # Copies +project+ and returns the new instance.  This will not save
Chris@909:   # the copy
Chris@909:   def self.copy_from(project)
Chris@909:     begin
Chris@909:       project = project.is_a?(Project) ? project : Project.find(project)
Chris@909:       if project
Chris@909:         # clear unique attributes
Chris@909:         attributes = project.attributes.dup.except('id', 'name', 'identifier', 'status', 'parent_id', 'lft', 'rgt')
Chris@909:         copy = Project.new(attributes)
Chris@909:         copy.enabled_modules = project.enabled_modules
Chris@909:         copy.trackers = project.trackers
Chris@909:         copy.custom_values = project.custom_values.collect {|v| v.clone}
Chris@909:         copy.issue_custom_fields = project.issue_custom_fields
Chris@909:         return copy
Chris@909:       else
Chris@909:         return nil
Chris@909:       end
Chris@909:     rescue ActiveRecord::RecordNotFound
Chris@909:       return nil
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Yields the given block for each project with its level in the tree
Chris@909:   def self.project_tree(projects, &block)
Chris@909:     ancestors = []
Chris@909:     projects.sort_by(&:lft).each do |project|
Chris@909:       while (ancestors.any? && !project.is_descendant_of?(ancestors.last))
Chris@909:         ancestors.pop
Chris@909:       end
Chris@909:       yield project, ancestors.size
Chris@909:       ancestors << project
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   private
Chris@909: 
Chris@909:   # Copies wiki from +project+
Chris@909:   def copy_wiki(project)
Chris@909:     # Check that the source project has a wiki first
Chris@909:     unless project.wiki.nil?
Chris@909:       self.wiki ||= Wiki.new
Chris@909:       wiki.attributes = project.wiki.attributes.dup.except("id", "project_id")
Chris@909:       wiki_pages_map = {}
Chris@909:       project.wiki.pages.each do |page|
Chris@909:         # Skip pages without content
Chris@909:         next if page.content.nil?
Chris@909:         new_wiki_content = WikiContent.new(page.content.attributes.dup.except("id", "page_id", "updated_on"))
Chris@909:         new_wiki_page = WikiPage.new(page.attributes.dup.except("id", "wiki_id", "created_on", "parent_id"))
Chris@909:         new_wiki_page.content = new_wiki_content
Chris@909:         wiki.pages << new_wiki_page
Chris@909:         wiki_pages_map[page.id] = new_wiki_page
Chris@909:       end
Chris@909:       wiki.save
Chris@909:       # Reproduce page hierarchy
Chris@909:       project.wiki.pages.each do |page|
Chris@909:         if page.parent_id && wiki_pages_map[page.id]
Chris@909:           wiki_pages_map[page.id].parent = wiki_pages_map[page.parent_id]
Chris@909:           wiki_pages_map[page.id].save
Chris@909:         end
Chris@909:       end
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Copies versions from +project+
Chris@909:   def copy_versions(project)
Chris@909:     project.versions.each do |version|
Chris@909:       new_version = Version.new
Chris@909:       new_version.attributes = version.attributes.dup.except("id", "project_id", "created_on", "updated_on")
Chris@909:       self.versions << new_version
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Copies issue categories from +project+
Chris@909:   def copy_issue_categories(project)
Chris@909:     project.issue_categories.each do |issue_category|
Chris@909:       new_issue_category = IssueCategory.new
Chris@909:       new_issue_category.attributes = issue_category.attributes.dup.except("id", "project_id")
Chris@909:       self.issue_categories << new_issue_category
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Copies issues from +project+
Chris@909:   # Note: issues assigned to a closed version won't be copied due to validation rules
Chris@909:   def copy_issues(project)
Chris@909:     # Stores the source issue id as a key and the copied issues as the
Chris@909:     # value.  Used to map the two togeather for issue relations.
Chris@909:     issues_map = {}
Chris@909: 
Chris@909:     # Get issues sorted by root_id, lft so that parent issues
Chris@909:     # get copied before their children
Chris@909:     project.issues.find(:all, :order => 'root_id, lft').each do |issue|
Chris@909:       new_issue = Issue.new
Chris@909:       new_issue.copy_from(issue)
Chris@909:       new_issue.project = self
Chris@909:       # Reassign fixed_versions by name, since names are unique per
Chris@909:       # project and the versions for self are not yet saved
Chris@909:       if issue.fixed_version
Chris@909:         new_issue.fixed_version = self.versions.select {|v| v.name == issue.fixed_version.name}.first
Chris@909:       end
Chris@909:       # Reassign the category by name, since names are unique per
Chris@909:       # project and the categories for self are not yet saved
Chris@909:       if issue.category
Chris@909:         new_issue.category = self.issue_categories.select {|c| c.name == issue.category.name}.first
Chris@909:       end
Chris@909:       # Parent issue
Chris@909:       if issue.parent_id
Chris@909:         if copied_parent = issues_map[issue.parent_id]
Chris@909:           new_issue.parent_issue_id = copied_parent.id
Chris@909:         end
Chris@909:       end
Chris@909: 
Chris@909:       self.issues << new_issue
Chris@909:       if new_issue.new_record?
Chris@909:         logger.info "Project#copy_issues: issue ##{issue.id} could not be copied: #{new_issue.errors.full_messages}" if logger && logger.info
Chris@909:       else
Chris@909:         issues_map[issue.id] = new_issue unless new_issue.new_record?
Chris@909:       end
Chris@909:     end
Chris@909: 
Chris@909:     # Relations after in case issues related each other
Chris@909:     project.issues.each do |issue|
Chris@909:       new_issue = issues_map[issue.id]
Chris@909:       unless new_issue
Chris@909:         # Issue was not copied
Chris@909:         next
Chris@909:       end
Chris@909: 
Chris@909:       # Relations
Chris@909:       issue.relations_from.each do |source_relation|
Chris@909:         new_issue_relation = IssueRelation.new
Chris@909:         new_issue_relation.attributes = source_relation.attributes.dup.except("id", "issue_from_id", "issue_to_id")
Chris@909:         new_issue_relation.issue_to = issues_map[source_relation.issue_to_id]
Chris@909:         if new_issue_relation.issue_to.nil? && Setting.cross_project_issue_relations?
Chris@909:           new_issue_relation.issue_to = source_relation.issue_to
Chris@909:         end
Chris@909:         new_issue.relations_from << new_issue_relation
Chris@909:       end
Chris@909: 
Chris@909:       issue.relations_to.each do |source_relation|
Chris@909:         new_issue_relation = IssueRelation.new
Chris@909:         new_issue_relation.attributes = source_relation.attributes.dup.except("id", "issue_from_id", "issue_to_id")
Chris@909:         new_issue_relation.issue_from = issues_map[source_relation.issue_from_id]
Chris@909:         if new_issue_relation.issue_from.nil? && Setting.cross_project_issue_relations?
Chris@909:           new_issue_relation.issue_from = source_relation.issue_from
Chris@909:         end
Chris@909:         new_issue.relations_to << new_issue_relation
Chris@909:       end
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Copies members from +project+
Chris@909:   def copy_members(project)
Chris@909:     # Copy users first, then groups to handle members with inherited and given roles
Chris@909:     members_to_copy = []
Chris@909:     members_to_copy += project.memberships.select {|m| m.principal.is_a?(User)}
Chris@909:     members_to_copy += project.memberships.select {|m| !m.principal.is_a?(User)}
Chris@909: 
Chris@909:     members_to_copy.each do |member|
Chris@909:       new_member = Member.new
Chris@909:       new_member.attributes = member.attributes.dup.except("id", "project_id", "created_on")
Chris@909:       # only copy non inherited roles
Chris@909:       # inherited roles will be added when copying the group membership
Chris@909:       role_ids = member.member_roles.reject(&:inherited?).collect(&:role_id)
Chris@909:       next if role_ids.empty?
Chris@909:       new_member.role_ids = role_ids
Chris@909:       new_member.project = self
Chris@909:       self.members << new_member
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Copies queries from +project+
Chris@909:   def copy_queries(project)
Chris@909:     project.queries.each do |query|
Chris@909:       new_query = Query.new
Chris@909:       new_query.attributes = query.attributes.dup.except("id", "project_id", "sort_criteria")
Chris@909:       new_query.sort_criteria = query.sort_criteria if query.sort_criteria
Chris@909:       new_query.project = self
Chris@909:       new_query.user_id = query.user_id
Chris@909:       self.queries << new_query
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Copies boards from +project+
Chris@909:   def copy_boards(project)
Chris@909:     project.boards.each do |board|
Chris@909:       new_board = Board.new
Chris@909:       new_board.attributes = board.attributes.dup.except("id", "project_id", "topics_count", "messages_count", "last_message_id")
Chris@909:       new_board.project = self
Chris@909:       self.boards << new_board
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def allowed_permissions
Chris@909:     @allowed_permissions ||= begin
Chris@909:       module_names = enabled_modules.all(:select => :name).collect {|m| m.name}
Chris@909:       Redmine::AccessControl.modules_permissions(module_names).collect {|p| p.name}
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def allowed_actions
Chris@909:     @actions_allowed ||= allowed_permissions.inject([]) { |actions, permission| actions += Redmine::AccessControl.allowed_actions(permission) }.flatten
Chris@909:   end
Chris@909: 
Chris@909:   # Returns all the active Systemwide and project specific activities
Chris@909:   def active_activities
Chris@909:     overridden_activity_ids = self.time_entry_activities.collect(&:parent_id)
Chris@909: 
Chris@909:     if overridden_activity_ids.empty?
Chris@909:       return TimeEntryActivity.shared.active
Chris@909:     else
Chris@909:       return system_activities_and_project_overrides
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns all the Systemwide and project specific activities
Chris@909:   # (inactive and active)
Chris@909:   def all_activities
Chris@909:     overridden_activity_ids = self.time_entry_activities.collect(&:parent_id)
Chris@909: 
Chris@909:     if overridden_activity_ids.empty?
Chris@909:       return TimeEntryActivity.shared
Chris@909:     else
Chris@909:       return system_activities_and_project_overrides(true)
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Returns the systemwide active activities merged with the project specific overrides
Chris@909:   def system_activities_and_project_overrides(include_inactive=false)
Chris@909:     if include_inactive
Chris@909:       return TimeEntryActivity.shared.
Chris@909:         find(:all,
Chris@909:              :conditions => ["id NOT IN (?)", self.time_entry_activities.collect(&:parent_id)]) +
Chris@909:         self.time_entry_activities
Chris@909:     else
Chris@909:       return TimeEntryActivity.shared.active.
Chris@909:         find(:all,
Chris@909:              :conditions => ["id NOT IN (?)", self.time_entry_activities.collect(&:parent_id)]) +
Chris@909:         self.time_entry_activities.active
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   # Archives subprojects recursively
Chris@909:   def archive!
Chris@909:     children.each do |subproject|
Chris@909:       subproject.send :archive!
Chris@909:     end
Chris@909:     update_attribute :status, STATUS_ARCHIVED
Chris@909:   end
Chris@909: end