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# redMine - project management software
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# Copyright (C) 2006-2007 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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require "digest/sha1"
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class User < ActiveRecord::Base
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# Account statuses
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STATUS_ANONYMOUS = 0
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STATUS_ACTIVE = 1
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STATUS_REGISTERED = 2
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STATUS_LOCKED = 3
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has_many :memberships, :class_name => 'Member', :include => [ :project, :role ], :conditions => "#{Project.table_name}.status=#{Project::STATUS_ACTIVE}", :order => "#{Project.table_name}.name", :dependent => :delete_all
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has_many :projects, :through => :memberships
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has_many :custom_values, :dependent => :delete_all, :as => :customized
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has_many :issue_categories, :foreign_key => 'assigned_to_id', :dependent => :nullify
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has_one :preference, :dependent => :destroy, :class_name => 'UserPreference'
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has_one :rss_token, :dependent => :destroy, :class_name => 'Token', :conditions => "action='feeds'"
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belongs_to :auth_source
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attr_accessor :password, :password_confirmation
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attr_accessor :last_before_login_on
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# Prevents unauthorized assignments
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attr_protected :login, :admin, :password, :password_confirmation, :hashed_password
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validates_presence_of :login, :firstname, :lastname, :mail, :if => Proc.new { |user| !user.is_a?(AnonymousUser) }
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validates_uniqueness_of :login, :mail
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# Login must contain lettres, numbers, underscores only
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validates_format_of :login, :with => /^[a-z0-9_\-@\.]*$/i
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validates_length_of :login, :maximum => 30
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validates_format_of :firstname, :lastname, :with => /^[\w\s\'\-]*$/i
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validates_length_of :firstname, :lastname, :maximum => 30
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validates_format_of :mail, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i, :allow_nil => true
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validates_length_of :mail, :maximum => 60, :allow_nil => true
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validates_length_of :password, :minimum => 4, :allow_nil => true
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validates_confirmation_of :password, :allow_nil => true
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validates_associated :custom_values, :on => :update
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def before_create
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self.mail_notification = false
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true
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end
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def before_save
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# update hashed_password if password was set
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self.hashed_password = User.hash_password(self.password) if self.password
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end
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def self.active
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with_scope :find => { :conditions => [ "status = ?", STATUS_ACTIVE ] } do
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yield
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end
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end
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def self.find_active(*args)
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active do
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find(*args)
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end
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end
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# Returns the user that matches provided login and password, or nil
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def self.try_to_login(login, password)
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user = find(:first, :conditions => ["login=?", login])
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if user
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# user is already in local database
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return nil if !user.active?
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if user.auth_source
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# user has an external authentication method
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return nil unless user.auth_source.authenticate(login, password)
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else
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# authentication with local password
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return nil unless User.hash_password(password) == user.hashed_password
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end
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else
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# user is not yet registered, try to authenticate with available sources
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attrs = AuthSource.authenticate(login, password)
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if attrs
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onthefly = new(*attrs)
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onthefly.login = login
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onthefly.language = Setting.default_language
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if onthefly.save
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user = find(:first, :conditions => ["login=?", login])
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logger.info("User '#{user.login}' created on the fly.") if logger
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end
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end
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end
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user.update_attribute(:last_login_on, Time.now) if user
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user
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rescue => text
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raise text
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end
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# Return user's full name for display
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def name
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"#{firstname} #{lastname}"
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end
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def active?
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self.status == STATUS_ACTIVE
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end
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def registered?
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self.status == STATUS_REGISTERED
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end
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def locked?
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self.status == STATUS_LOCKED
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end
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def check_password?(clear_password)
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User.hash_password(clear_password) == self.hashed_password
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end
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def pref
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self.preference ||= UserPreference.new(:user => self)
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end
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def time_zone
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self.pref.time_zone.nil? ? nil : TimeZone[self.pref.time_zone]
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end
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# Return user's RSS key (a 40 chars long string), used to access feeds
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def rss_key
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token = self.rss_token || Token.create(:user => self, :action => 'feeds')
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token.value
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end
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# Return an array of project ids for which the user has explicitly turned mail notifications on
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def notified_projects_ids
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@notified_projects_ids ||= memberships.select {|m| m.mail_notification?}.collect(&:project_id)
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end
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def notified_project_ids=(ids)
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Member.update_all("mail_notification = #{connection.quoted_false}", ['user_id = ?', id])
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Member.update_all("mail_notification = #{connection.quoted_true}", ['user_id = ? AND project_id IN (?)', id, ids]) if ids && !ids.empty?
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@notified_projects_ids = nil
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notified_projects_ids
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end
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def self.find_by_rss_key(key)
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token = Token.find_by_value(key)
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token && token.user.active? ? token.user : nil
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end
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def self.find_by_autologin_key(key)
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token = Token.find_by_action_and_value('autologin', key)
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token && (token.created_on > Setting.autologin.to_i.day.ago) && token.user.active? ? token.user : nil
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end
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def <=>(user)
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lastname == user.lastname ? firstname <=> user.firstname : lastname <=> user.lastname
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end
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def to_s
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name
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end
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def logged?
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true
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end
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# Return user's role for project
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def role_for_project(project)
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# No role on archived projects
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return nil unless project && project.active?
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if logged?
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# Find project membership
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membership = memberships.detect {|m| m.project_id == project.id}
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if membership
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membership.role
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else
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@role_non_member ||= Role.non_member
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end
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else
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@role_anonymous ||= Role.anonymous
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end
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end
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# Return true if the user is a member of project
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def member_of?(project)
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role_for_project(project).member?
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end
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# Return true if the user is allowed to do the specified action on project
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# action can be:
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# * a parameter-like Hash (eg. :controller => 'projects', :action => 'edit')
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# * a permission Symbol (eg. :edit_project)
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def allowed_to?(action, project)
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# No action allowed on archived projects
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return false unless project.active?
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# No action allowed on disabled modules
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return false unless project.allows_to?(action)
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# Admin users are authorized for anything else
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return true if admin?
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role = role_for_project(project)
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return false unless role
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role.allowed_to?(action) && (project.is_public? || role.member?)
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end
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def self.current=(user)
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@current_user = user
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end
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def self.current
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@current_user ||= User.anonymous
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end
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def self.anonymous
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return @anonymous_user if @anonymous_user
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anonymous_user = AnonymousUser.find(:first)
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if anonymous_user.nil?
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anonymous_user = AnonymousUser.create(:lastname => 'Anonymous', :firstname => '', :mail => '', :login => '', :status => 0)
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raise 'Unable to create the anonymous user.' if anonymous_user.new_record?
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end
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@anonymous_user = anonymous_user
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end
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private
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# Return password digest
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def self.hash_password(clear_password)
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Digest::SHA1.hexdigest(clear_password || "")
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end
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end
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class AnonymousUser < User
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def validate_on_create
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# There should be only one AnonymousUser in the database
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errors.add_to_base 'An anonymous user already exists.' if AnonymousUser.find(:first)
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end
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# Overrides a few properties
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def logged?; false end
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def admin; false end
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def name; 'Anonymous' end
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def mail; nil end
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def time_zone; nil end
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def rss_key; nil end
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end
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