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# Redmine - project management software
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# Copyright (C) 2006-2011 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 < Principal
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include Redmine::SafeAttributes
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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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# Different ways of displaying/sorting users
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USER_FORMATS = {
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:firstname_lastname => {:string => '#{firstname} #{lastname}', :order => %w(firstname lastname id)},
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:firstname => {:string => '#{firstname}', :order => %w(firstname id)},
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:lastname_firstname => {:string => '#{lastname} #{firstname}', :order => %w(lastname firstname id)},
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:lastname_coma_firstname => {:string => '#{lastname}, #{firstname}', :order => %w(lastname firstname id)},
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:username => {:string => '#{login}', :order => %w(login id)},
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}
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MAIL_NOTIFICATION_OPTIONS = [
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['all', :label_user_mail_option_all],
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['selected', :label_user_mail_option_selected],
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['only_my_events', :label_user_mail_option_only_my_events],
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['only_assigned', :label_user_mail_option_only_assigned],
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['only_owner', :label_user_mail_option_only_owner],
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['none', :label_user_mail_option_none]
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]
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has_and_belongs_to_many :groups, :after_add => Proc.new {|user, group| group.user_added(user)},
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:after_remove => Proc.new {|user, group| group.user_removed(user)}
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has_many :changesets, :dependent => :nullify
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has_one :preference, :dependent => :destroy, :class_name => 'UserPreference'
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has_one :rss_token, :class_name => 'Token', :conditions => "action='feeds'"
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has_one :api_token, :class_name => 'Token', :conditions => "action='api'"
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belongs_to :auth_source
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# Active non-anonymous users scope
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named_scope :active, :conditions => "#{User.table_name}.status = #{STATUS_ACTIVE}"
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named_scope :logged, :conditions => "#{User.table_name}.status <> #{STATUS_ANONYMOUS}"
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named_scope :status, lambda {|arg| arg.blank? ? {} : {:conditions => {:status => arg.to_i}} }
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acts_as_customizable
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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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LOGIN_LENGTH_LIMIT = 60
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MAIL_LENGTH_LIMIT = 60
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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, :if => Proc.new { |user| user.login_changed? && user.login.present? }, :case_sensitive => false
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validates_uniqueness_of :mail, :if => Proc.new { |user| !user.mail.blank? }, :case_sensitive => false
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# Login must contain lettres, numbers, underscores only
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validates_format_of :login, :with => /^[a-z0-9_\-@\.]*$/i
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validates_length_of :login, :maximum => LOGIN_LENGTH_LIMIT
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validates_length_of :firstname, :lastname, :maximum => 30
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validates_format_of :mail, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i, :allow_blank => true
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validates_length_of :mail, :maximum => MAIL_LENGTH_LIMIT, :allow_nil => true
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validates_confirmation_of :password, :allow_nil => true
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validates_inclusion_of :mail_notification, :in => MAIL_NOTIFICATION_OPTIONS.collect(&:first), :allow_blank => true
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validate :validate_password_length
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before_create :set_mail_notification
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before_save :update_hashed_password
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before_destroy :remove_references_before_destroy
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named_scope :in_group, lambda {|group|
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group_id = group.is_a?(Group) ? group.id : group.to_i
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{ :conditions => ["#{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] }
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}
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named_scope :not_in_group, lambda {|group|
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group_id = group.is_a?(Group) ? group.id : group.to_i
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{ :conditions => ["#{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] }
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}
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def set_mail_notification
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self.mail_notification = Setting.default_notification_option if self.mail_notification.blank?
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true
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end
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def update_hashed_password
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# update hashed_password if password was set
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if self.password && self.auth_source_id.blank?
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salt_password(password)
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end
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end
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def reload(*args)
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@name = nil
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@projects_by_role = nil
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super
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end
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def mail=(arg)
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write_attribute(:mail, arg.to_s.strip)
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end
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def identity_url=(url)
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if url.blank?
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write_attribute(:identity_url, '')
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else
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begin
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write_attribute(:identity_url, OpenIdAuthentication.normalize_identifier(url))
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rescue OpenIdAuthentication::InvalidOpenId
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# Invlaid url, don't save
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end
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end
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self.read_attribute(:identity_url)
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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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login = login.to_s
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password = password.to_s
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# Make sure no one can sign in with an empty password
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return nil if password.empty?
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user = find_by_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.check_password?(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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user = new(attrs)
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user.login = login
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user.language = Setting.default_language
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if user.save
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user.reload
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logger.info("User '#{user.login}' created from external auth source: #{user.auth_source.type} - #{user.auth_source.name}") if logger && user.auth_source
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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 && !user.new_record?
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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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# Returns the user who matches the given autologin +key+ or nil
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def self.try_to_autologin(key)
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tokens = Token.find_all_by_action_and_value('autologin', key.to_s)
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# Make sure there's only 1 token that matches the key
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if tokens.size == 1
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token = tokens.first
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if (token.created_on > Setting.autologin.to_i.day.ago) && token.user && token.user.active?
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token.user.update_attribute(:last_login_on, Time.now)
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token.user
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end
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end
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end
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def self.name_formatter(formatter = nil)
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USER_FORMATS[formatter || Setting.user_format] || USER_FORMATS[:firstname_lastname]
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end
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# Returns an array of fields names than can be used to make an order statement for users
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# according to how user names are displayed
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# Examples:
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#
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# User.fields_for_order_statement => ['users.login', 'users.id']
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# User.fields_for_order_statement('authors') => ['authors.login', 'authors.id']
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def self.fields_for_order_statement(table=nil)
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table ||= table_name
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name_formatter[:order].map {|field| "#{table}.#{field}"}
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end
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# Return user's full name for display
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def name(formatter = nil)
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f = self.class.name_formatter(formatter)
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if formatter
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eval('"' + f[:string] + '"')
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else
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@name ||= eval('"' + f[:string] + '"')
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end
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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 activate
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self.status = STATUS_ACTIVE
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end
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def register
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self.status = STATUS_REGISTERED
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end
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def lock
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self.status = STATUS_LOCKED
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end
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def activate!
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update_attribute(:status, STATUS_ACTIVE)
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end
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def register!
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update_attribute(:status, STATUS_REGISTERED)
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end
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def lock!
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update_attribute(:status, STATUS_LOCKED)
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end
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# Returns true if +clear_password+ is the correct user's password, otherwise false
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def check_password?(clear_password)
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if auth_source_id.present?
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auth_source.authenticate(self.login, clear_password)
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else
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User.hash_password("#{salt}#{User.hash_password clear_password}") == hashed_password
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end
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end
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# Generates a random salt and computes hashed_password for +clear_password+
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# The hashed password is stored in the following form: SHA1(salt + SHA1(password))
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def salt_password(clear_password)
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self.salt = User.generate_salt
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self.hashed_password = User.hash_password("#{salt}#{User.hash_password clear_password}")
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end
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# Does the backend storage allow this user to change their password?
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def change_password_allowed?
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return true if auth_source.nil?
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return auth_source.allow_password_changes?
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end
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# Generate and set a random password. Useful for automated user creation
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# Based on Token#generate_token_value
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#
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def random_password
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chars = ("a".."z").to_a + ("A".."Z").to_a + ("0".."9").to_a
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password = ''
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40.times { |i| password << chars[rand(chars.size-1)] }
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self.password = password
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self.password_confirmation = password
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self
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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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@time_zone ||= (self.pref.time_zone.blank? ? nil : ActiveSupport::TimeZone[self.pref.time_zone])
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end
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def wants_comments_in_reverse_order?
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self.pref[:comments_sorting] == 'desc'
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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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if rss_token.nil?
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create_rss_token(:action => 'feeds')
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end
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rss_token.value
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end
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# Return user's API key (a 40 chars long string), used to access the API
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def api_key
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if api_token.nil?
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create_api_token(:action => 'api')
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end
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api_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 valid_notification_options
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self.class.valid_notification_options(self)
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end
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# Only users that belong to more than 1 project can select projects for which they are notified
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def self.valid_notification_options(user=nil)
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# Note that @user.membership.size would fail since AR ignores
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# :include association option when doing a count
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if user.nil? || user.memberships.length < 1
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MAIL_NOTIFICATION_OPTIONS.reject {|option| option.first == 'selected'}
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else
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MAIL_NOTIFICATION_OPTIONS
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end
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end
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# Find a user account by matching the exact login and then a case-insensitive
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# version. Exact matches will be given priority.
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def self.find_by_login(login)
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# First look for an exact match
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user = all(:conditions => {:login => login}).detect {|u| u.login == login}
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unless user
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# Fail over to case-insensitive if none was found
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user = first(:conditions => ["LOWER(login) = ?", login.to_s.downcase])
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end
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user
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end
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def self.find_by_rss_key(key)
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token = Token.find_by_action_and_value('feeds', key.to_s)
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token && token.user.active? ? token.user : nil
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end
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def self.find_by_api_key(key)
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token = Token.find_by_action_and_value('api', key.to_s)
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token && token.user.active? ? token.user : nil
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end
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# Makes find_by_mail case-insensitive
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def self.find_by_mail(mail)
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find(:first, :conditions => ["LOWER(mail) = ?", mail.to_s.downcase])
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end
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# Returns true if the default admin account can no longer be used
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def self.default_admin_account_changed?
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!User.active.find_by_login("admin").try(:check_password?, "admin")
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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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# Returns the current day according to user's time zone
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def today
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if time_zone.nil?
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Date.today
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else
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Time.now.in_time_zone(time_zone).to_date
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end
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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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def anonymous?
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!logged?
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end
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# Return user's roles for project
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def roles_for_project(project)
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roles = []
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# No role on archived projects
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return roles 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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roles = membership.roles
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else
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@role_non_member ||= Role.non_member
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roles << @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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roles << @role_anonymous
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end
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roles
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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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!roles_for_project(project).detect {|role| role.member?}.nil?
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end
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# Returns a hash of user's projects grouped by roles
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def projects_by_role
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return @projects_by_role if @projects_by_role
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@projects_by_role = Hash.new {|h,k| h[k]=[]}
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memberships.each do |membership|
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membership.roles.each do |role|
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@projects_by_role[role] << membership.project if membership.project
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end
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end
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@projects_by_role.each do |role, projects|
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|
|
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)
|
|
|
# No action allowed on archived projects
|
|
|
return false unless context.active?
|
|
|
# No action allowed on disabled modules
|
|
|
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.detect {|role|
|
|
|
(context.is_public? || role.member?) &&
|
|
|
role.allowed_to?(action) &&
|
|
|
(block_given? ? yield(role, self) : true)
|
|
|
}
|
|
|
elsif context && context.is_a?(Array)
|
|
|
# Authorize if user is authorized on every element of the array
|
|
|
context.map do |project|
|
|
|
allowed_to?(action, project, options, &block)
|
|
|
end.inject do |memo,allowed|
|
|
|
memo && allowed
|
|
|
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.detect {|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.first(:conditions => ["admin = ? AND id <> ?", true, id]).present?)
|
|
|
end
|
|
|
|
|
|
safe_attributes 'login',
|
|
|
'firstname',
|
|
|
'lastname',
|
|
|
'mail',
|
|
|
'mail_notification',
|
|
|
'language',
|
|
|
'custom_field_values',
|
|
|
'custom_fields',
|
|
|
'identity_url'
|
|
|
|
|
|
safe_attributes 'status',
|
|
|
'auth_source_id',
|
|
|
: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)
|
|
|
case mail_notification
|
|
|
when 'all'
|
|
|
true
|
|
|
when 'selected'
|
|
|
# user receives notifications for created/assigned issues on unselected projects
|
|
|
if object.is_a?(Issue) && (object.author == self || is_or_belongs_to?(object.assigned_to) || is_or_belongs_to?(object.assigned_to_was))
|
|
|
true
|
|
|
else
|
|
|
false
|
|
|
end
|
|
|
when 'none'
|
|
|
false
|
|
|
when 'only_my_events'
|
|
|
if object.is_a?(Issue) && (object.author == self || is_or_belongs_to?(object.assigned_to) || is_or_belongs_to?(object.assigned_to_was))
|
|
|
true
|
|
|
else
|
|
|
false
|
|
|
end
|
|
|
when 'only_assigned'
|
|
|
if object.is_a?(Issue) && (is_or_belongs_to?(object.assigned_to) || is_or_belongs_to?(object.assigned_to_was))
|
|
|
true
|
|
|
else
|
|
|
false
|
|
|
end
|
|
|
when 'only_owner'
|
|
|
if object.is_a?(Issue) && object.author == self
|
|
|
true
|
|
|
else
|
|
|
false
|
|
|
end
|
|
|
else
|
|
|
false
|
|
|
end
|
|
|
end
|
|
|
|
|
|
def self.current=(user)
|
|
|
@current_user = user
|
|
|
end
|
|
|
|
|
|
def self.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.find(: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.find_each(:conditions => "salt IS NULL OR salt = ''") do |user|
|
|
|
next if user.hashed_password.blank?
|
|
|
salt = User.generate_salt
|
|
|
hashed_password = User.hash_password("#{salt}#{user.hashed_password}")
|
|
|
User.update_all("salt = '#{salt}', hashed_password = '#{hashed_password}'", ["id = ?", user.id] )
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
|
|
|
protected
|
|
|
|
|
|
def validate_password_length
|
|
|
# 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
|
|
|
|
|
|
# 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.find(:first)
|
|
|
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
|
|
|
|
|
|
# Anonymous user can not be destroyed
|
|
|
def destroy
|
|
|
false
|
|
|
end
|
|
|
end
|
|
|
|
