jro_apps/redmine Commit - r11735:e978b3ace0e8

Adds User#builtin_role....

Jean-Philippe Lang -

r11735:e978b3ace0e8

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r11735:e978b3ace0e8

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app/models/project.rb +1 -1

              # Redmine - project management software
              # Copyright (C) 2006-2013  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
                include Redmine::SafeAttributes
                # Project statuses
                STATUS_ACTIVE     = 1
                STATUS_CLOSED     = 5
                STATUS_ARCHIVED   = 9
                # Maximum length for project identifiers
                IDENTIFIER_MAX_LENGTH = 100
                # Specific overidden Activities
                has_many :time_entry_activities
                has_many :members, :include => [:principal, :roles], :conditions => "#{Principal.table_name}.type='User' AND #{Principal.table_name}.status=#{Principal::STATUS_ACTIVE}"
                has_many :memberships, :class_name => 'Member'
                has_many :member_principals, :class_name => 'Member',
                                             :include => :principal,
                                             :conditions => "#{Principal.table_name}.type='Group' OR (#{Principal.table_name}.type='User' AND #{Principal.table_name}.status=#{Principal::STATUS_ACTIVE})"
                has_many :enabled_modules, :dependent => :delete_all
                has_and_belongs_to_many :trackers, :order => "#{Tracker.table_name}.position"
                has_many :issues, :dependent => :destroy, :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, :class_name => 'IssueQuery', :dependent => :delete_all
                has_many :documents, :dependent => :destroy
                has_many :news, :dependent => :destroy, :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, :conditions => ["is_default = ?", true]
                has_many :repositories, :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', 'identifier', '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}},
                              :author => nil
                attr_protected :status
                validates_presence_of :name, :identifier
                validates_uniqueness_of :identifier
                validates_associated :repository, :wiki
                validates_length_of :name, :maximum => 255
                validates_length_of :homepage, :maximum => 255
                validates_length_of :identifier, :in => 1..IDENTIFIER_MAX_LENGTH
                # donwcase letters, digits, dashes but not digits only
                validates_format_of :identifier, :with => /\A(?!\d+$)[a-z0-9\-_]*\z/, :if => Proc.new { |p| p.identifier_changed? }
                # reserved words
                validates_exclusion_of :identifier, :in => %w( new )
                after_save :update_position_under_parent, :if => Proc.new {|project| project.name_changed?}
                after_save :update_inherited_members, :if => Proc.new {|project| project.inherit_members_changed?}
                before_destroy :delete_all_members
                scope :has_module, lambda {|mod|
                  where("#{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name=?)", mod.to_s)
                }
                scope :active, lambda { where(:status => STATUS_ACTIVE) }
                scope :status, lambda {|arg| where(arg.blank? ? nil : {:status => arg.to_i}) }
                scope :all_public, lambda { where(:is_public => true) }
                scope :visible, lambda {|*args| where(Project.visible_condition(args.shift || User.current, *args)) }
                scope :allowed_to, lambda {|*args|
                  user = User.current
                  permission = nil
                  if args.first.is_a?(Symbol)
                    permission = args.shift
                  else
                    user = args.shift
                    permission = args.shift
                  end
                  where(Project.allowed_to_condition(user, permission, *args))
                }
                scope :like, lambda {|arg|
                  if arg.blank?
                    where(nil)
                  else
                    pattern = "%#{arg.to_s.strip.downcase}%"
                    where("LOWER(identifier) LIKE :p OR LOWER(name) LIKE :p", :p => pattern)
                  end
                }
                def initialize(attributes=nil, *args)
                  super
                  initialized = (attributes || {}).stringify_keys
                  if !initialized.key?('identifier') && Setting.sequential_project_identifiers?
                    self.identifier = Project.next_identifier
                  end
                  if !initialized.key?('is_public')
                    self.is_public = Setting.default_projects_public?
                  end
                  if !initialized.key?('enabled_module_names')
                    self.enabled_module_names = Setting.default_projects_modules
                  end
                  if !initialized.key?('trackers') && !initialized.key?('tracker_ids')
                    default = Setting.default_projects_tracker_ids
                    if default.is_a?(Array)
                      self.trackers = Tracker.where(:id => default.map(&:to_i)).sorted.all
                    else
                      self.trackers = Tracker.sorted.all
                    end
                  end
                end
                def identifier=(identifier)
                  super unless identifier_frozen?
                end
                def identifier_frozen?
                  errors[:identifier].blank? && !(new_record? || identifier.blank?)
                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)
                  visible(user).limit(count).order("created_on DESC").all
                end
                # Returns true if the project is visible to +user+ or to the current user.
                def visible?(user=User.current)
                  user.allowed_to?(:view_project, self)
                end
                # Returns a SQL conditions string used to find all projects visible by the specified user.
                #
                # Examples:
                #   Project.visible_condition(admin)        => "projects.status = 1"
                #   Project.visible_condition(normal_user)  => "((projects.status = 1) AND (projects.is_public = 1 OR projects.id IN (1,3,4)))"
                #   Project.visible_condition(anonymous)    => "((projects.status = 1) AND (projects.is_public = 1))"
                def self.visible_condition(user, options={})
                  allowed_to_condition(user, :view_project, options)
                end
                # Returns a SQL conditions string used to find all projects for which +user+ has the given +permission+
                #
                # Valid options:
                # * :project => limit the condition to project
                # * :with_subprojects => limit the condition to project and its subprojects
                # * :member => limit the condition to the user projects
                def self.allowed_to_condition(user, permission, options={})
                  perm = Redmine::AccessControl.permission(permission)
                  base_statement = (perm && perm.read? ? "#{Project.table_name}.status <> #{Project::STATUS_ARCHIVED}" : "#{Project.table_name}.status = #{Project::STATUS_ACTIVE}")
                  if perm && perm.project_module
                    # If the permission belongs to a project module, make sure the module is enabled
                    base_statement << " AND #{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name='#{perm.project_module}')"
                  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?
                    base_statement
                  else
                    statement_by_role = {}
                    unless options[:member]
-                     role = user.logged? ? Role.non_member : Role.anonymous
+                     role = user.builtin_role
                      if role.allowed_to?(permission)
                        statement_by_role[role] = "#{Project.table_name}.is_public = #{connection.quoted_true}"
                      end
                    end
                    if user.logged?
                      user.projects_by_role.each do |role, projects|
                        if role.allowed_to?(permission) && projects.any?
                          statement_by_role[role] = "#{Project.table_name}.id IN (#{projects.collect(&:id).join(',')})"
                        end
                      end
                    end
                    if statement_by_role.empty?
                      "1=0"
                    else
                      if block_given?
                        statement_by_role.each do |role, statement|
                          if s = yield(role, user)
                            statement_by_role[role] = "(#{statement} AND (#{s}))"
                          end
                        end
                      end
                      "((#{base_statement}) AND (#{statement_by_role.values.join(' OR ')}))"
                    end
                  end
                end
                def principals
                  @principals ||= Principal.active.joins(:members).where("#{Member.table_name}.project_id = ?", id).uniq
                end
                def users
                  @users ||= User.active.joins(:members).where("#{Member.table_name}.project_id = ?", id).uniq
                end
                # Returns the Systemwide and project specific activities
                def activities(include_inactive=false)
                  if include_inactive
                    return all_activities
                  else
                    return active_activities
                  end
                end
                # Will create a new Project specific Activity or update an existing one
                #
                # This will raise a ActiveRecord::Rollback if the TimeEntryActivity
                # does not successfully save.
                def update_or_create_time_entry_activity(id, activity_hash)
                  if activity_hash.respond_to?(:has_key?) && activity_hash.has_key?('parent_id')
                    self.create_time_entry_activity_if_needed(activity_hash)
                  else
                    activity = project.time_entry_activities.find_by_id(id.to_i)
                    activity.update_attributes(activity_hash) if activity
                  end
                end
                # Create a new TimeEntryActivity if it overrides a system TimeEntryActivity
                #
                # This will raise a ActiveRecord::Rollback if the TimeEntryActivity
                # does not successfully save.
                def create_time_entry_activity_if_needed(activity)
                  if activity['parent_id']
                    parent_activity = TimeEntryActivity.find(activity['parent_id'])
                    activity['name'] = parent_activity.name
                    activity['position'] = parent_activity.position
                    if Enumeration.overridding_change?(activity, parent_activity)
                      project_activity = self.time_entry_activities.create(activity)
                      if project_activity.new_record?
                        raise ActiveRecord::Rollback, "Overridding TimeEntryActivity was not successfully saved"
                      else
                        self.time_entries.update_all("activity_id = #{project_activity.id}", ["activity_id = ?", parent_activity.id])
                      end
                    end
                  end
                end
                # Returns a :conditions SQL string that can be used to find the issues associated with this project.
                #
                # Examples:
                #   project.project_condition(true)  => "(projects.id = 1 OR (projects.lft > 1 AND projects.rgt < 10))"
                #   project.project_condition(false) => "projects.id = 1"
                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 self.find_by_param(*args)
                  self.find(*args)
                end
                alias :base_reload :reload
                def reload(*args)
                  @principals = nil
                  @users = nil
                  @shared_versions = nil
                  @rolled_up_versions = nil
                  @rolled_up_trackers = nil
                  @all_issue_custom_fields = nil
                  @all_time_entry_custom_fields = nil
                  @to_param = nil
                  @allowed_parents = nil
                  @allowed_permissions = nil
                  @actions_allowed = nil
                  @start_date = nil
                  @due_date = nil
                  base_reload(*args)
                end
                def to_param
                  # id is used for projects with a numeric identifier (compatibility)
                  @to_param ||= (identifier.to_s =~ %r{^\d*$} ? id.to_s : identifier)
                end
                def active?
                  self.status == STATUS_ACTIVE
                end
                def archived?
                  self.status == STATUS_ARCHIVED
                end
                # Archives the project and its descendants
                def archive
                  # Check that there is no issue of a non descendant project that is assigned
                  # to one of the project or descendant versions
                  v_ids = self_and_descendants.collect {|p| p.version_ids}.flatten
                  if v_ids.any? &&
                    Issue.
                      includes(:project).
                      where("#{Project.table_name}.lft < ? OR #{Project.table_name}.rgt > ?", lft, rgt).
                      where("#{Issue.table_name}.fixed_version_id IN (?)", v_ids).
                      exists?
                    return false
                  end
                  Project.transaction do
                    archive!
                  end
                  true
                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
                def close
                  self_and_descendants.status(STATUS_ACTIVE).update_all :status => STATUS_CLOSED
                end
                def reopen
                  self_and_descendants.status(STATUS_CLOSED).update_all :status => STATUS_ACTIVE
                end
                # Returns an array of projects the project can be moved to
                # by the current user
                def allowed_parents
                  return @allowed_parents if @allowed_parents
                  @allowed_parents = Project.where(Project.allowed_to_condition(User.current, :add_subprojects)).all
                  @allowed_parents = @allowed_parents - self_and_descendants
                  if User.current.allowed_to?(:add_project, nil, :global => true) || (!new_record? && parent.nil?)
                    @allowed_parents << nil
                  end
                  unless parent.nil? || @allowed_parents.empty? || @allowed_parents.include?(parent)
                    @allowed_parents << parent
                  end
                  @allowed_parents
                end
                # Sets the parent of the project with authorization check
                def set_allowed_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.nil?
                    if !new_record? && allowed_parents.empty?
                      return false
                    end
                  elsif !allowed_parents.include?(p)
                    return false
                  end
                  set_parent!(p)
                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))
                    set_or_update_position_under(p)
                    Issue.update_versions_from_hierarchy_change(self)
                    true
                  else
                    # Can not move to the given target
                    false
                  end
                end
                # Recalculates all lft and rgt values based on project names
                # Unlike Project.rebuild!, these values are recalculated even if the tree "looks" valid
                # Used in BuildProjectsTree migration
                def self.rebuild_tree!
                  transaction do
                    update_all "lft = NULL, rgt = NULL"
                    rebuild!(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.
                      joins(:projects).
                      joins("JOIN #{EnabledModule.table_name} ON #{EnabledModule.table_name}.project_id = #{Project.table_name}.id AND #{EnabledModule.table_name}.name = 'issue_tracking'").
                      select("DISTINCT #{Tracker.table_name}.*").
                      where("#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status <> #{STATUS_ARCHIVED}", lft, rgt).
                      sorted.
                      all
                end
                # Closes open and locked project versions that are completed
                def close_completed_versions
                  Version.transaction do
                    versions.where(:status => %w(open locked)).all.each do |version|
                      if version.completed?
                        version.update_attribute(:status, 'closed')
                      end
                    end
                  end
                end
                # Returns a scope of the Versions on subprojects
                def rolled_up_versions
                  @rolled_up_versions ||=
                    Version.
                      includes(:project).
                      where("#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status <> ?", lft, rgt, STATUS_ARCHIVED)
                end
                # Returns a scope of the Versions used by the project
                def shared_versions
                  if new_record?
                    Version.
                      includes(:project).
                      where("#{Project.table_name}.status <> ? AND #{Version.table_name}.sharing = 'system'", STATUS_ARCHIVED)
                  else
                    @shared_versions ||= begin
                      r = root? ? self : root
                      Version.
                        includes(:project).
                        where("#{Project.table_name}.id = #{id}" +
                                " OR (#{Project.table_name}.status <> #{Project::STATUS_ARCHIVED} AND (" +
                                  " #{Version.table_name}.sharing = 'system'" +
                                  " OR (#{Project.table_name}.lft >= #{r.lft} AND #{Project.table_name}.rgt <= #{r.rgt} AND #{Version.table_name}.sharing = 'tree')" +
                                  " OR (#{Project.table_name}.lft < #{lft} AND #{Project.table_name}.rgt > #{rgt} AND #{Version.table_name}.sharing IN ('hierarchy', 'descendants'))" +
                                  " OR (#{Project.table_name}.lft > #{lft} AND #{Project.table_name}.rgt < #{rgt} AND #{Version.table_name}.sharing = 'hierarchy')" +
                                "))")
                    end
                  end
                end
                # Returns a hash of project users grouped by role
                def users_by_role
                  members.includes(:user, :roles).all.inject({}) do |h, m|
                    m.roles.each do |r|
                      h[r] ||= []
                      h[r] << m.user
                    end
                    h
                  end
                end
                # Deletes all project's members
                def delete_all_members
                  me, mr = Member.table_name, MemberRole.table_name
                  connection.delete("DELETE FROM #{mr} WHERE #{mr}.member_id IN (SELECT #{me}.id FROM #{me} WHERE #{me}.project_id = #{id})")
                  Member.delete_all(['project_id = ?', id])
                end
                # Users/groups issues can be assigned to
                def assignable_users
                  assignable = Setting.issue_group_assignment? ? member_principals : members
                  assignable.select {|m| m.roles.detect {|role| role.assignable?}}.collect {|m| m.principal}.sort
                end
                # Returns the mail adresses of users that should be always notified on project events
                def recipients
                  notified_users.collect {|user| user.mail}
                end
                # Returns the users that should be notified on project events
                def notified_users
                  # TODO: User part should be extracted to User#notify_about?
                  members.select {|m| m.principal.present? && (m.mail_notification? || m.principal.mail_notification == 'all')}.collect {|m| m.principal}
                end
                # Returns a scope 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.
                    sorted.
                    where("is_for_all = ? OR id IN (SELECT DISTINCT cfp.custom_field_id" +
                      " FROM #{table_name_prefix}custom_fields_projects#{table_name_suffix} cfp" +
                      " WHERE cfp.project_id = ?)", true, id)
                end
                # Returns an array of all custom fields enabled for project time entries
                # (explictly associated custom fields and custom fields enabled for all projects)
                def all_time_entry_custom_fields
                  @all_time_entry_custom_fields ||= (TimeEntryCustomField.for_all + time_entry_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 css_classes
                  s = 'project'
                  s << ' root' if root?
                  s << ' child' if child?
                  s << (leaf? ? ' leaf' : ' parent')
                  unless active?
                    if archived?
                      s << ' archived'
                    else
                      s << ' closed'
                    end
                  end
                  s
                end
                # The earliest start date of a project, based on it's issues and versions
                def start_date
                  @start_date ||= [
                   issues.minimum('start_date'),
                   shared_versions.minimum('effective_date'),
                   Issue.fixed_version(shared_versions).minimum('start_date')
                  ].compact.min
                end
                # The latest due date of an issue or version
                def due_date
                  @due_date ||= [
                   issues.maximum('due_date'),
                   shared_versions.maximum('effective_date'),
                   Issue.fixed_version(shared_versions).maximum('due_date')
                  ].compact.max
                end
                def overdue?
                  active? && !due_date.nil? && (due_date < Date.today)
                end
                # Returns the percent completed for this project, based on the
                # progress on it's versions.
                def completed_percent(options={:include_subprojects => false})
                  if options.delete(:include_subprojects)
                    total = self_and_descendants.collect(&:completed_percent).sum
                    total / self_and_descendants.count
                  else
                    if versions.count > 0
                      total = versions.collect(&:completed_percent).sum
                      total / versions.count
                    else
 
                    end
                  end
                end
                # Return true if this project allows to do the specified action.
                # action can be:
                # * a parameter-like Hash (eg. :controller => 'projects', :action => 'edit')
                # * a permission Symbol (eg. :edit_project)
                def allows_to?(action)
                  if archived?
                    # No action allowed on archived projects
                    return false
                  end
                  unless active? || Redmine::AccessControl.read_action?(action)
                    # No write action allowed on closed projects
                    return false
                  end
                  # No action allowed on disabled modules
                  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)
                  if module_names && module_names.is_a?(Array)
                    module_names = module_names.collect(&:to_s).reject(&:blank?)
                    self.enabled_modules = module_names.collect {|name| enabled_modules.detect {|mod| mod.name == name} || EnabledModule.new(:name => name)}
                  else
                    enabled_modules.clear
                  end
                end
                # Returns an array of the enabled modules names
                def enabled_module_names
                  enabled_modules.collect(&:name)
                end
                # Enable a specific module
                #
                # Examples:
                #   project.enable_module!(:issue_tracking)
                #   project.enable_module!("issue_tracking")
                def enable_module!(name)
                  enabled_modules << EnabledModule.new(:name => name.to_s) unless module_enabled?(name)
                end
                # Disable a module if it exists
                #
                # Examples:
                #   project.disable_module!(:issue_tracking)
                #   project.disable_module!("issue_tracking")
                #   project.disable_module!(project.enabled_modules.first)
                def disable_module!(target)
                  target = enabled_modules.detect{|mod| target.to_s == mod.name} unless enabled_modules.include?(target)
                  target.destroy unless target.blank?
                end
                safe_attributes 'name',
                  'description',
                  'homepage',
                  'is_public',
                  'identifier',
                  'custom_field_values',
                  'custom_fields',
                  'tracker_ids',
                  'issue_custom_field_ids'
                safe_attributes 'enabled_module_names',
                  :if => lambda {|project, user| project.new_record? || user.allowed_to?(:select_project_modules, project) }
                safe_attributes 'inherit_members',
                  :if => lambda {|project, user| project.parent.nil? || project.parent.visible?(user)}
                # Returns an array of projects that are in this project's hierarchy
                #
                # Example: parents, children, siblings
                def hierarchy
                  parents = project.self_and_ancestors || []
                  descendants = project.descendants || []
                  project_hierarchy = parents | descendants # Set union
                end
                # Returns an auto-generated project identifier based on the last identifier used
                def self.next_identifier
                  p = Project.order('id DESC').first
                  p.nil? ? nil : p.identifier.to_s.succ
                end
                # Copies and saves the Project instance based on the +project+.
                # Duplicates the source project's:
                # * Wiki
                # * Versions
                # * Categories
                # * Issues
                # * Members
                # * Queries
                #
                # Accepts an +options+ argument to specify what to copy
                #
                # Examples:
                #   project.copy(1)                                    # => copies everything
                #   project.copy(1, :only => 'members')                # => copies members only
                #   project.copy(1, :only => ['members', 'versions'])  # => copies members and versions
                def copy(project, options={})
                  project = project.is_a?(Project) ? project : Project.find(project)
                  to_be_copied = %w(wiki versions issue_categories issues members queries boards)
                  to_be_copied = to_be_copied & options[:only].to_a unless options[:only].nil?
                  Project.transaction do
                    if save
                      reload
                      to_be_copied.each do |name|
                        send "copy_#{name}", project
                      end
                      Redmine::Hook.call_hook(:model_project_copy_before_save, :source_project => project, :destination_project => self)
                      save
                    end
                  end
                end
                # Returns a new unsaved Project instance with attributes copied from +project+
                def self.copy_from(project)
                  project = project.is_a?(Project) ? project : Project.find(project)
                  # clear unique attributes
                  attributes = project.attributes.dup.except('id', 'name', 'identifier', 'status', 'parent_id', 'lft', 'rgt')
                  copy = Project.new(attributes)
                  copy.enabled_modules = project.enabled_modules
                  copy.trackers = project.trackers
                  copy.custom_values = project.custom_values.collect {|v| v.clone}
                  copy.issue_custom_fields = project.issue_custom_fields
                  copy
                end
                # Yields the given block for each project with its level in the tree
                def self.project_tree(projects, &block)
                  ancestors = []
                  projects.sort_by(&:lft).each do |project|
                    while (ancestors.any? && !project.is_descendant_of?(ancestors.last))
                      ancestors.pop
                    end
                    yield project, ancestors.size
                    ancestors << project
                  end
                end
                private
                def after_parent_changed(parent_was)
                  remove_inherited_member_roles
                  add_inherited_member_roles
                end
                def update_inherited_members
                  if parent
                    if inherit_members? && !inherit_members_was
                      remove_inherited_member_roles
                      add_inherited_member_roles
                    elsif !inherit_members? && inherit_members_was
                      remove_inherited_member_roles
                    end
                  end
                end
                def remove_inherited_member_roles
                  member_roles = memberships.map(&:member_roles).flatten
                  member_role_ids = member_roles.map(&:id)
                  member_roles.each do |member_role|
                    if member_role.inherited_from && !member_role_ids.include?(member_role.inherited_from)
                      member_role.destroy
                    end
                  end
                end
                def add_inherited_member_roles
                  if inherit_members? && parent
                    parent.memberships.each do |parent_member|
                      member = Member.find_or_new(self.id, parent_member.user_id)
                      parent_member.member_roles.each do |parent_member_role|
                        member.member_roles << MemberRole.new(:role => parent_member_role.role, :inherited_from => parent_member_role.id)
                      end
                      member.save!
                    end
                  end
                end
                # Copies wiki from +project+
                def copy_wiki(project)
                  # Check that the source project has a wiki first
                  unless project.wiki.nil?
                    wiki = self.wiki || Wiki.new
                    wiki.attributes = project.wiki.attributes.dup.except("id", "project_id")
                    wiki_pages_map = {}
                    project.wiki.pages.each do |page|
                      # Skip pages without content
                      next if page.content.nil?
                      new_wiki_content = WikiContent.new(page.content.attributes.dup.except("id", "page_id", "updated_on"))
                      new_wiki_page = WikiPage.new(page.attributes.dup.except("id", "wiki_id", "created_on", "parent_id"))
                      new_wiki_page.content = new_wiki_content
                      wiki.pages << new_wiki_page
                      wiki_pages_map[page.id] = new_wiki_page
                    end
                    self.wiki = wiki
                    wiki.save
                    # Reproduce page hierarchy
                    project.wiki.pages.each do |page|
                      if page.parent_id && wiki_pages_map[page.id]
                        wiki_pages_map[page.id].parent = wiki_pages_map[page.parent_id]
                        wiki_pages_map[page.id].save
                      end
                    end
                  end
                end
                # Copies versions from +project+
                def copy_versions(project)
                  project.versions.each do |version|
                    new_version = Version.new
                    new_version.attributes = version.attributes.dup.except("id", "project_id", "created_on", "updated_on")
                    self.versions << new_version
                  end
                end
                # Copies issue categories from +project+
                def copy_issue_categories(project)
                  project.issue_categories.each do |issue_category|
                    new_issue_category = IssueCategory.new
                    new_issue_category.attributes = issue_category.attributes.dup.except("id", "project_id")
                    self.issue_categories << new_issue_category
                  end
                end
                # Copies issues from +project+
                def copy_issues(project)
                  # Stores the source issue id as a key and the copied issues as the
                  # value.  Used to map the two togeather for issue relations.
                  issues_map = {}
                  # Store status and reopen locked/closed versions
                  version_statuses = versions.reject(&:open?).map {|version| [version, version.status]}
                  version_statuses.each do |version, status|
                    version.update_attribute :status, 'open'
                  end
                  # Get issues sorted by root_id, lft so that parent issues
                  # get copied before their children
                  project.issues.reorder('root_id, lft').all.each do |issue|
                    new_issue = Issue.new
                    new_issue.copy_from(issue, :subtasks => false, :link => false)
                    new_issue.project = self
                    # Changing project resets the custom field values
                    # TODO: handle this in Issue#project=
                    new_issue.custom_field_values = issue.custom_field_values.inject({}) {|h,v| h[v.custom_field_id] = v.value; h}
                    # Reassign fixed_versions by name, since names are unique per project
                    if issue.fixed_version && issue.fixed_version.project == project
                      new_issue.fixed_version = self.versions.detect {|v| v.name == issue.fixed_version.name}
                    end
                    # Reassign the category by name, since names are unique per project
                    if issue.category
                      new_issue.category = self.issue_categories.detect {|c| c.name == issue.category.name}
                    end
                    # Parent issue
                    if issue.parent_id
                      if copied_parent = issues_map[issue.parent_id]
                        new_issue.parent_issue_id = copied_parent.id
                      end
                    end
                    self.issues << new_issue
                    if new_issue.new_record?
                      logger.info "Project#copy_issues: issue ##{issue.id} could not be copied: #{new_issue.errors.full_messages}" if logger && logger.info
                    else
                      issues_map[issue.id] = new_issue unless new_issue.new_record?
                    end
                  end
                  # Restore locked/closed version statuses
                  version_statuses.each do |version, status|
                    version.update_attribute :status, status
                  end
                  # Relations after in case issues related each other
                  project.issues.each do |issue|
                    new_issue = issues_map[issue.id]
                    unless new_issue
                      # Issue was not copied
                      next
                    end
                    # Relations
                    issue.relations_from.each do |source_relation|
                      new_issue_relation = IssueRelation.new
                      new_issue_relation.attributes = source_relation.attributes.dup.except("id", "issue_from_id", "issue_to_id")
                      new_issue_relation.issue_to = issues_map[source_relation.issue_to_id]
                      if new_issue_relation.issue_to.nil? && Setting.cross_project_issue_relations?
                        new_issue_relation.issue_to = source_relation.issue_to
                      end
                      new_issue.relations_from << new_issue_relation
                    end
                    issue.relations_to.each do |source_relation|
                      new_issue_relation = IssueRelation.new
                      new_issue_relation.attributes = source_relation.attributes.dup.except("id", "issue_from_id", "issue_to_id")
                      new_issue_relation.issue_from = issues_map[source_relation.issue_from_id]
                      if new_issue_relation.issue_from.nil? && Setting.cross_project_issue_relations?
                        new_issue_relation.issue_from = source_relation.issue_from
                      end
                      new_issue.relations_to << new_issue_relation
                    end
                  end
                end
                # Copies members from +project+
                def copy_members(project)
                  # Copy users first, then groups to handle members with inherited and given roles
                  members_to_copy = []
                  members_to_copy += project.memberships.select {|m| m.principal.is_a?(User)}
                  members_to_copy += project.memberships.select {|m| !m.principal.is_a?(User)}
                  members_to_copy.each do |member|
                    new_member = Member.new
                    new_member.attributes = member.attributes.dup.except("id", "project_id", "created_on")
                    # only copy non inherited roles
                    # inherited roles will be added when copying the group membership
                    role_ids = member.member_roles.reject(&:inherited?).collect(&:role_id)
                    next if role_ids.empty?
                    new_member.role_ids = role_ids
                    new_member.project = self
                    self.members << new_member
                  end
                end
                # Copies queries from +project+
                def copy_queries(project)
                  project.queries.each do |query|
                    new_query = IssueQuery.new
                    new_query.attributes = query.attributes.dup.except("id", "project_id", "sort_criteria")
                    new_query.sort_criteria = query.sort_criteria if query.sort_criteria
                    new_query.project = self
                    new_query.user_id = query.user_id
                    self.queries << new_query
                  end
                end
                # Copies boards from +project+
                def copy_boards(project)
                  project.boards.each do |board|
                    new_board = Board.new
                    new_board.attributes = board.attributes.dup.except("id", "project_id", "topics_count", "messages_count", "last_message_id")
                    new_board.project = self
                    self.boards << new_board
                  end
                end
                def allowed_permissions
                  @allowed_permissions ||= begin
                    module_names = enabled_modules.pluck(: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
                # Returns all the active Systemwide and project specific activities
                def active_activities
                  overridden_activity_ids = self.time_entry_activities.collect(&:parent_id)
                  if overridden_activity_ids.empty?
                    return TimeEntryActivity.shared.active
                  else
                    return system_activities_and_project_overrides
                  end
                end
                # Returns all the Systemwide and project specific activities
                # (inactive and active)
                def all_activities
                  overridden_activity_ids = self.time_entry_activities.collect(&:parent_id)
                  if overridden_activity_ids.empty?
                    return TimeEntryActivity.shared
                  else
                    return system_activities_and_project_overrides(true)
                  end
                end
                # Returns the systemwide active activities merged with the project specific overrides
                def system_activities_and_project_overrides(include_inactive=false)
                  if include_inactive
                    return TimeEntryActivity.shared.
                      where("id NOT IN (?)", self.time_entry_activities.collect(&:parent_id)).all +
                      self.time_entry_activities
                  else
                    return TimeEntryActivity.shared.active.
                      where("id NOT IN (?)", self.time_entry_activities.collect(&:parent_id)).all +
                      self.time_entry_activities.active
                  end
                end
                # Archives subprojects recursively
                def archive!
                  children.each do |subproject|
                    subproject.send :archive!
                  end
                  update_attribute :status, STATUS_ARCHIVED
                end
                def update_position_under_parent
                  set_or_update_position_under(parent)
                end
                # Inserts/moves the project so that target's children or root projects stay alphabetically sorted
                def set_or_update_position_under(target_parent)
                  parent_was = parent
                  sibs = (target_parent.nil? ? self.class.roots : target_parent.children)
                  to_be_inserted_before = sibs.sort_by {|c| c.name.to_s.downcase}.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 target_parent.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(target_parent)
                  end
                  if parent_was != target_parent
                    after_parent_changed(parent_was)
                  end
                end
              end

app/models/user.rb +11 -4

              # Redmine - project management software
              # Copyright (C) 2006-2013  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.
              require "digest/sha1"
              class User < Principal
                include Redmine::SafeAttributes
                # Different ways of displaying/sorting users
                USER_FORMATS = {
                  :firstname_lastname => {
                      :string => '#{firstname} #{lastname}',
                      :order => %w(firstname lastname id),
                      :setting_order => 1
                    },
                  :firstname_lastinitial => {
                      :string => '#{firstname} #{lastname.to_s.chars.first}.',
                      :order => %w(firstname lastname id),
                      :setting_order => 2
                    },
                  :firstname => {
                      :string => '#{firstname}',
                      :order => %w(firstname id),
                      :setting_order => 3
                    },
                  :lastname_firstname => {
                      :string => '#{lastname} #{firstname}',
                      :order => %w(lastname firstname id),
                      :setting_order => 4
                    },
                  :lastname_coma_firstname => {
                      :string => '#{lastname}, #{firstname}',
                      :order => %w(lastname firstname id),
                      :setting_order => 5
                    },
                  :lastname => {
                      :string => '#{lastname}',
                      :order => %w(lastname id),
                      :setting_order => 6
                    },
                  :username => {
                      :string => '#{login}',
                      :order => %w(login id),
                      :setting_order => 7
                    },
                }
                MAIL_NOTIFICATION_OPTIONS = [
                  ['all', :label_user_mail_option_all],
                  ['selected', :label_user_mail_option_selected],
                  ['only_my_events', :label_user_mail_option_only_my_events],
                  ['only_assigned', :label_user_mail_option_only_assigned],
                  ['only_owner', :label_user_mail_option_only_owner],
                  ['none', :label_user_mail_option_none]
                ]
                has_and_belongs_to_many :groups, :after_add => Proc.new {|user, group| group.user_added(user)},
                                                 :after_remove => Proc.new {|user, group| group.user_removed(user)}
                has_many :changesets, :dependent => :nullify
                has_one :preference, :dependent => :destroy, :class_name => 'UserPreference'
                has_one :rss_token, :class_name => 'Token', :conditions => "action='feeds'"
                has_one :api_token, :class_name => 'Token', :conditions => "action='api'"
                belongs_to :auth_source
                scope :logged, lambda { where("#{User.table_name}.status <> #{STATUS_ANONYMOUS}") }
                scope :status, lambda {|arg| where(arg.blank? ? nil : {:status => arg.to_i}) }
                acts_as_customizable
                attr_accessor :password, :password_confirmation, :generate_password
                attr_accessor :last_before_login_on
                # Prevents unauthorized assignments
                attr_protected :login, :admin, :password, :password_confirmation, :hashed_password
                LOGIN_LENGTH_LIMIT = 60
                MAIL_LENGTH_LIMIT = 60
                validates_presence_of :login, :firstname, :lastname, :mail, :if => Proc.new { |user| !user.is_a?(AnonymousUser) }
                validates_uniqueness_of :login, :if => Proc.new { |user| user.login_changed? && user.login.present? }, :case_sensitive => false
                validates_uniqueness_of :mail, :if => Proc.new { |user| user.mail_changed? && user.mail.present? }, :case_sensitive => false
                # Login must contain letters, numbers, underscores only
                validates_format_of :login, :with => /\A[a-z0-9_\-@\.]*\z/i
                validates_length_of :login, :maximum => LOGIN_LENGTH_LIMIT
                validates_length_of :firstname, :lastname, :maximum => 30
                validates_format_of :mail, :with => /\A([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})\z/i, :allow_blank => true
                validates_length_of :mail, :maximum => MAIL_LENGTH_LIMIT, :allow_nil => true
                validates_confirmation_of :password, :allow_nil => true
                validates_inclusion_of :mail_notification, :in => MAIL_NOTIFICATION_OPTIONS.collect(&:first), :allow_blank => true
                validate :validate_password_length
                before_create :set_mail_notification
                before_save   :generate_password_if_needed, :update_hashed_password
                before_destroy :remove_references_before_destroy
                after_save :update_notified_project_ids
                scope :in_group, lambda {|group|
                  group_id = group.is_a?(Group) ? group.id : group.to_i
                  where("#{User.table_name}.id IN (SELECT gu.user_id FROM #{table_name_prefix}groups_users#{table_name_suffix} gu WHERE gu.group_id = ?)", group_id)
                }
                scope :not_in_group, lambda {|group|
                  group_id = group.is_a?(Group) ? group.id : group.to_i
                  where("#{User.table_name}.id NOT IN (SELECT gu.user_id FROM #{table_name_prefix}groups_users#{table_name_suffix} gu WHERE gu.group_id = ?)", group_id)
                }
                scope :sorted, lambda { order(*User.fields_for_order_statement)}
                def set_mail_notification
                  self.mail_notification = Setting.default_notification_option if self.mail_notification.blank?
                  true
                end
                def update_hashed_password
                  # update hashed_password if password was set
                  if self.password && self.auth_source_id.blank?
                    salt_password(password)
                  end
                end
                alias :base_reload :reload
                def reload(*args)
                  @name = nil
                  @projects_by_role = nil
                  @membership_by_project_id = nil
                  @notified_projects_ids = nil
                  @notified_projects_ids_changed = false
                  base_reload(*args)
                end
                def mail=(arg)
                  write_attribute(:mail, arg.to_s.strip)
                end
                def identity_url=(url)
                  if url.blank?
                    write_attribute(:identity_url, '')
                  else
                    begin
                      write_attribute(:identity_url, OpenIdAuthentication.normalize_identifier(url))
                    rescue OpenIdAuthentication::InvalidOpenId
                      # Invalid url, don't save
                    end
                  end
                  self.read_attribute(:identity_url)
                end
                # Returns the user that matches provided login and password, or nil
                def self.try_to_login(login, password, active_only=true)
                  login = login.to_s
                  password = password.to_s
                  # Make sure no one can sign in with an empty login or password
                  return nil if login.empty? || password.empty?
                  user = find_by_login(login)
                  if user
                    # user is already in local database
                    return nil unless user.check_password?(password)
                    return nil if !user.active? && active_only
                  else
                    # user is not yet registered, try to authenticate with available sources
                    attrs = AuthSource.authenticate(login, password)
                    if attrs
                      user = new(attrs)
                      user.login = login
                      user.language = Setting.default_language
                      if user.save
                        user.reload
                        logger.info("User '#{user.login}' created from external auth source: #{user.auth_source.type} - #{user.auth_source.name}") if logger && user.auth_source
                      end
                    end
                  end
                  user.update_column(:last_login_on, Time.now) if user && !user.new_record? && user.active?
                  user
                rescue => text
                  raise text
                end
                # Returns the user who matches the given autologin +key+ or nil
                def self.try_to_autologin(key)
                  user = Token.find_active_user('autologin', key, Setting.autologin.to_i)
                  if user
                    user.update_column(:last_login_on, Time.now)
                    user
                  end
                end
                def self.name_formatter(formatter = nil)
                  USER_FORMATS[formatter || Setting.user_format] || USER_FORMATS[:firstname_lastname]
                end
                # Returns an array of fields names than can be used to make an order statement for users
                # according to how user names are displayed
                # Examples:
                #
                #   User.fields_for_order_statement              => ['users.login', 'users.id']
                #   User.fields_for_order_statement('authors')   => ['authors.login', 'authors.id']
                def self.fields_for_order_statement(table=nil)
                  table ||= table_name
                  name_formatter[:order].map {|field| "#{table}.#{field}"}
                end
                # Return user's full name for display
                def name(formatter = nil)
                  f = self.class.name_formatter(formatter)
                  if formatter
                    eval('"' + f[:string] + '"')
                  else
                    @name ||= eval('"' + f[:string] + '"')
                  end
                end
                def active?
                  self.status == STATUS_ACTIVE
                end
                def registered?
                  self.status == STATUS_REGISTERED
                end
                def locked?
                  self.status == STATUS_LOCKED
                end
                def activate
                  self.status = STATUS_ACTIVE
                end
                def register
                  self.status = STATUS_REGISTERED
                end
                def lock
                  self.status = STATUS_LOCKED
                end
                def activate!
                  update_attribute(:status, STATUS_ACTIVE)
                end
                def register!
                  update_attribute(:status, STATUS_REGISTERED)
                end
                def lock!
                  update_attribute(:status, STATUS_LOCKED)
                end
                # Returns true if +clear_password+ is the correct user's password, otherwise false
                def check_password?(clear_password)
                  if auth_source_id.present?
                    auth_source.authenticate(self.login, clear_password)
                  else
                    User.hash_password("#{salt}#{User.hash_password clear_password}") == hashed_password
                  end
                end
                # Generates a random salt and computes hashed_password for +clear_password+
                # The hashed password is stored in the following form: SHA1(salt + SHA1(password))
                def salt_password(clear_password)
                  self.salt = User.generate_salt
                  self.hashed_password = User.hash_password("#{salt}#{User.hash_password clear_password}")
                end
                # Does the backend storage allow this user to change their password?
                def change_password_allowed?
                  return true if auth_source.nil?
                  return auth_source.allow_password_changes?
                end
                def generate_password?
                  generate_password == '1' || generate_password == true
                end
                # Generate and set a random password on given length
                def random_password(length=40)
                  chars = ("a".."z").to_a + ("A".."Z").to_a + ("0".."9").to_a
                  chars -= %w(0 O 1 l)
                  password = ''
                  length.times {|i| password << chars[SecureRandom.random_number(chars.size)] }
                  self.password = password
                  self.password_confirmation = password
                  self
                end
                def pref
                  self.preference ||= UserPreference.new(:user => self)
                end
                def time_zone
                  @time_zone ||= (self.pref.time_zone.blank? ? nil : ActiveSupport::TimeZone[self.pref.time_zone])
                end
                def wants_comments_in_reverse_order?
                  self.pref[:comments_sorting] == 'desc'
                end
                # Return user's RSS key (a 40 chars long string), used to access feeds
                def rss_key
                  if rss_token.nil?
                    create_rss_token(:action => 'feeds')
                  end
                  rss_token.value
                end
                # Return user's API key (a 40 chars long string), used to access the API
                def api_key
                  if api_token.nil?
                    create_api_token(:action => 'api')
                  end
                  api_token.value
                end
                # Return an array of project ids for which the user has explicitly turned mail notifications on
                def notified_projects_ids
                  @notified_projects_ids ||= memberships.select {|m| m.mail_notification?}.collect(&:project_id)
                end
                def notified_project_ids=(ids)
                  @notified_projects_ids_changed = true
                  @notified_projects_ids = ids
                end
                # Updates per project notifications (after_save callback)
                def update_notified_project_ids
                  if @notified_projects_ids_changed
                    ids = (mail_notification == 'selected' ? Array.wrap(notified_projects_ids).reject(&:blank?) : [])
                    members.update_all(:mail_notification => false)
                    members.where(:project_id => ids).update_all(:mail_notification => true) if ids.any?
                  end
                end
                private :update_notified_project_ids
                def valid_notification_options
                  self.class.valid_notification_options(self)
                end
                # Only users that belong to more than 1 project can select projects for which they are notified
                def self.valid_notification_options(user=nil)
                  # Note that @user.membership.size would fail since AR ignores
                  # :include association option when doing a count
                  if user.nil? || user.memberships.length < 1
                    MAIL_NOTIFICATION_OPTIONS.reject {|option| option.first == 'selected'}
                  else
                    MAIL_NOTIFICATION_OPTIONS
                  end
                end
                # Find a user account by matching the exact login and then a case-insensitive
                # version.  Exact matches will be given priority.
                def self.find_by_login(login)
                  if login.present?
                    login = login.to_s
                    # First look for an exact match
                    user = where(:login => login).all.detect {|u| u.login == login}
                    unless user
                      # Fail over to case-insensitive if none was found
                      user = where("LOWER(login) = ?", login.downcase).first
                    end
                    user
                  end
                end
                def self.find_by_rss_key(key)
                  Token.find_active_user('feeds', key)
                end
                def self.find_by_api_key(key)
                  Token.find_active_user('api', key)
                end
                # Makes find_by_mail case-insensitive
                def self.find_by_mail(mail)
                  where("LOWER(mail) = ?", mail.to_s.downcase).first
                end
                # Returns true if the default admin account can no longer be used
                def self.default_admin_account_changed?
                  !User.active.find_by_login("admin").try(:check_password?, "admin")
                end
                def to_s
                  name
                end
                CSS_CLASS_BY_STATUS = {
                  STATUS_ANONYMOUS  => 'anon',
                  STATUS_ACTIVE     => 'active',
                  STATUS_REGISTERED => 'registered',
                  STATUS_LOCKED     => 'locked'
                }
                def css_classes
                  "user #{CSS_CLASS_BY_STATUS[status]}"
                end
                # Returns the current day according to user's time zone
                def today
                  if time_zone.nil?
                    Date.today
                  else
                    Time.now.in_time_zone(time_zone).to_date
                  end
                end
                # Returns the day of +time+ according to user's time zone
                def time_to_date(time)
                  if time_zone.nil?
                    time.to_date
                  else
                    time.in_time_zone(time_zone).to_date
                  end
                end
                def logged?
                  true
                end
                def anonymous?
                  !logged?
                end
                # Returns user's membership for the given project
                # or nil if the user is not a member of project
                def membership(project)
                  project_id = project.is_a?(Project) ? project.id : project
                  @membership_by_project_id ||= Hash.new {|h, project_id|
                    h[project_id] = memberships.where(:project_id => project_id).first
                  }
                  @membership_by_project_id[project_id]
                end
+               # Returns the user's bult-in role
+               def builtin_role
+                 if logged?
+                   @role_non_member ||= Role.non_member
+                 else
+                   @role_anonymous ||= Role.anonymous
+                 end
+               end
                # Return user's roles for project
                def roles_for_project(project)
                  roles = []
                  # No role on archived projects
                  return roles if project.nil? || project.archived?
                  if logged?
                    # Find project membership
                    membership = membership(project)
                    if membership
                      roles = membership.roles
                    else
-                     @role_non_member ||= Role.non_member
-                     roles << @role_non_member
+                     roles << builtin_role
                    end
                  else
-                   @role_anonymous ||= Role.anonymous
-                   roles << @role_anonymous
+                   roles << builtin_role
                  end
                  roles
                end
                # Return true if the user is a member of project
                def member_of?(project)
                  projects.to_a.include?(project)
                end
                # Returns a hash of user's projects grouped by roles
                def projects_by_role
                  return @projects_by_role if @projects_by_role
                  @projects_by_role = Hash.new([])
                  memberships.each do |membership|
                    if membership.project
                      membership.roles.each do |role|
                        @projects_by_role[role] = [] unless @projects_by_role.key?(role)
                        @projects_by_role[role] << membership.project
                      end
                    end
                  end
                  @projects_by_role.each do |role, projects|
                    projects.uniq!
                  end
                  @projects_by_role
                end
                # Returns true if user is arg or belongs to arg
                def is_or_belongs_to?(arg)
                  if arg.is_a?(User)
                    self == arg
                  elsif arg.is_a?(Group)
                    arg.users.include?(self)
                  else
                    false
                  end
                end
                # Return true if the user is allowed to do the specified action on a specific context
                # Action can be:
                # * a parameter-like Hash (eg. :controller => 'projects', :action => 'edit')
                # * a permission Symbol (eg. :edit_project)
                # Context can be:
                # * a project : returns true if user is allowed to do the specified action on this project
                # * an array of projects : returns true if user is allowed on every project
                # * nil with options[:global] set : check if user has at least one role allowed for this action,
                #   or falls back to Non Member / Anonymous permissions depending if the user is logged
                def allowed_to?(action, context, options={}, &block)
                  if context && context.is_a?(Project)
                    return false unless context.allows_to?(action)
                    # Admin users are authorized for anything else
                    return true if admin?
                    roles = roles_for_project(context)
                    return false unless roles
                    roles.any? {|role|
                      (context.is_public? || role.member?) &&
                      role.allowed_to?(action) &&
                      (block_given? ? yield(role, self) : true)
                    }
                  elsif context && context.is_a?(Array)
                    if context.empty?
                      false
                    else
                      # Authorize if user is authorized on every element of the array
                      context.map {|project| allowed_to?(action, project, options, &block)}.reduce(:&)
                    end
                  elsif options[:global]
                    # Admin users are always authorized
                    return true if admin?
                    # authorize if user has at least one role that has this permission
                    roles = memberships.collect {|m| m.roles}.flatten.uniq
                    roles << (self.logged? ? Role.non_member : Role.anonymous)
                    roles.any? {|role|
                      role.allowed_to?(action) &&
                      (block_given? ? yield(role, self) : true)
                    }
                  else
                    false
                  end
                end
                # Is the user allowed to do the specified action on any project?
                # See allowed_to? for the actions and valid options.
                def allowed_to_globally?(action, options, &block)
                  allowed_to?(action, nil, options.reverse_merge(:global => true), &block)
                end
                # Returns true if the user is allowed to delete his own account
                def own_account_deletable?
                  Setting.unsubscribe? &&
                    (!admin? || User.active.where("admin = ? AND id <> ?", true, id).exists?)
                end
                safe_attributes 'login',
                  'firstname',
                  'lastname',
                  'mail',
                  'mail_notification',
                  'notified_project_ids',
                  'language',
                  'custom_field_values',
                  'custom_fields',
                  'identity_url'
                safe_attributes 'status',
                  'auth_source_id',
                  'generate_password',
                  :if => lambda {|user, current_user| current_user.admin?}
                safe_attributes 'group_ids',
                  :if => lambda {|user, current_user| current_user.admin? && !user.new_record?}
                # Utility method to help check if a user should be notified about an
                # event.
                #
                # TODO: only supports Issue events currently
                def notify_about?(object)
                  if mail_notification == 'all'
                    true
                  elsif mail_notification.blank? || mail_notification == 'none'
                    false
                  else
                    case object
                    when Issue
                      case mail_notification
                      when 'selected', 'only_my_events'
                        # user receives notifications for created/assigned issues on unselected projects
                        object.author == self || is_or_belongs_to?(object.assigned_to) || is_or_belongs_to?(object.assigned_to_was)
                      when 'only_assigned'
                        is_or_belongs_to?(object.assigned_to) || is_or_belongs_to?(object.assigned_to_was)
                      when 'only_owner'
                        object.author == self
                      end
                    when News
                      # always send to project members except when mail_notification is set to 'none'
                      true
                    end
                  end
                end
                def self.current=(user)
                  Thread.current[:current_user] = user
                end
                def self.current
                  Thread.current[:current_user] ||= User.anonymous
                end
                # Returns the anonymous user.  If the anonymous user does not exist, it is created.  There can be only
                # one anonymous user per database.
                def self.anonymous
                  anonymous_user = AnonymousUser.first
                  if anonymous_user.nil?
                    anonymous_user = AnonymousUser.create(:lastname => 'Anonymous', :firstname => '', :mail => '', :login => '', :status => 0)
                    raise 'Unable to create the anonymous user.' if anonymous_user.new_record?
                  end
                  anonymous_user
                end
                # Salts all existing unsalted passwords
                # It changes password storage scheme from SHA1(password) to SHA1(salt + SHA1(password))
                # This method is used in the SaltPasswords migration and is to be kept as is
                def self.salt_unsalted_passwords!
                  transaction do
                    User.where("salt IS NULL OR salt = ''").find_each do |user|
                      next if user.hashed_password.blank?
                      salt = User.generate_salt
                      hashed_password = User.hash_password("#{salt}#{user.hashed_password}")
                      User.where(:id => user.id).update_all(:salt => salt, :hashed_password => hashed_password)
                    end
                  end
                end
                protected
                def validate_password_length
                  return if password.blank? && generate_password?
                  # Password length validation based on setting
                  if !password.nil? && password.size < Setting.password_min_length.to_i
                    errors.add(:password, :too_short, :count => Setting.password_min_length.to_i)
                  end
                end
                private
                def generate_password_if_needed
                  if generate_password? && auth_source.nil?
                    length = [Setting.password_min_length.to_i + 2, 10].max
                    random_password(length)
                  end
                end
                # Removes references that are not handled by associations
                # Things that are not deleted are reassociated with the anonymous user
                def remove_references_before_destroy
                  return if self.id.nil?
                  substitute = User.anonymous
                  Attachment.update_all ['author_id = ?', substitute.id], ['author_id = ?', id]
                  Comment.update_all ['author_id = ?', substitute.id], ['author_id = ?', id]
                  Issue.update_all ['author_id = ?', substitute.id], ['author_id = ?', id]
                  Issue.update_all 'assigned_to_id = NULL', ['assigned_to_id = ?', id]
                  Journal.update_all ['user_id = ?', substitute.id], ['user_id = ?', id]
                  JournalDetail.update_all ['old_value = ?', substitute.id.to_s], ["property = 'attr' AND prop_key = 'assigned_to_id' AND old_value = ?", id.to_s]
                  JournalDetail.update_all ['value = ?', substitute.id.to_s], ["property = 'attr' AND prop_key = 'assigned_to_id' AND value = ?", id.to_s]
                  Message.update_all ['author_id = ?', substitute.id], ['author_id = ?', id]
                  News.update_all ['author_id = ?', substitute.id], ['author_id = ?', id]
                  # Remove private queries and keep public ones
                  ::Query.delete_all ['user_id = ? AND is_public = ?', id, false]
                  ::Query.update_all ['user_id = ?', substitute.id], ['user_id = ?', id]
                  TimeEntry.update_all ['user_id = ?', substitute.id], ['user_id = ?', id]
                  Token.delete_all ['user_id = ?', id]
                  Watcher.delete_all ['user_id = ?', id]
                  WikiContent.update_all ['author_id = ?', substitute.id], ['author_id = ?', id]
                  WikiContent::Version.update_all ['author_id = ?', substitute.id], ['author_id = ?', id]
                end
                # Return password digest
                def self.hash_password(clear_password)
                  Digest::SHA1.hexdigest(clear_password || "")
                end
                # Returns a 128bits random salt as a hex string (32 chars long)
                def self.generate_salt
                  Redmine::Utils.random_hex(16)
                end
              end
              class AnonymousUser < User
                validate :validate_anonymous_uniqueness, :on => :create
                def validate_anonymous_uniqueness
                  # There should be only one AnonymousUser in the database
                  errors.add :base, 'An anonymous user already exists.' if AnonymousUser.exists?
                end
                def available_custom_fields
                  []
                end
                # Overrides a few properties
                def logged?; false end
                def admin; false end
                def name(*args); I18n.t(:label_user_anonymous) end
                def mail; nil end
                def time_zone; nil end
                def rss_key; nil end
                def pref
                  UserPreference.new(:user => self)
                end
                def member_of?(project)
                  false
                end
                # Anonymous user can not be destroyed
                def destroy
                  false
                end
              end

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