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-# BEGIN BPS TAGGED BLOCK {{{
-#
-# COPYRIGHT:
-#
-# This software is Copyright (c) 1996-2011 Best Practical Solutions, LLC
-# <sales@bestpractical.com>
-#
-# (Except where explicitly superseded by other copyright notices)
-#
-#
-# LICENSE:
-#
-# This work is made available to you under the terms of Version 2 of
-# the GNU General Public License. A copy of that license should have
-# been provided with this software, but in any event can be snarfed
-# from www.gnu.org.
-#
-# This work 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 or visit their web page on the internet at
-# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html.
-#
-#
-# CONTRIBUTION SUBMISSION POLICY:
-#
-# (The following paragraph is not intended to limit the rights granted
-# to you to modify and distribute this software under the terms of
-# the GNU General Public License and is only of importance to you if
-# you choose to contribute your changes and enhancements to the
-# community by submitting them to Best Practical Solutions, LLC.)
-#
-# By intentionally submitting any modifications, corrections or
-# derivatives to this work, or any other work intended for use with
-# Request Tracker, to Best Practical Solutions, LLC, you confirm that
-# you are the copyright holder for those contributions and you grant
-# Best Practical Solutions, LLC a nonexclusive, worldwide, irrevocable,
-# royalty-free, perpetual, license to use, copy, create derivative
-# works based on those contributions, and sublicense and distribute
-# those contributions and any derivatives thereof.
-#
-# END BPS TAGGED BLOCK }}}
-
-=head1 NAME
-
- RT::Users - Collection of RT::User objects
-
-=head1 SYNOPSIS
-
- use RT::Users;
-
-
-=head1 DESCRIPTION
-
-
-=head1 METHODS
-
-
-=cut
-
-
-package RT::Users;
-
-use strict;
-no warnings qw(redefine);
-
-# {{{ sub _Init
-sub _Init {
- my $self = shift;
- $self->{'table'} = 'Users';
- $self->{'primary_key'} = 'id';
- $self->{'with_disabled_column'} = 1;
-
- my @result = $self->SUPER::_Init(@_);
- # By default, order by name
- $self->OrderBy( ALIAS => 'main',
- FIELD => 'Name',
- ORDER => 'ASC' );
-
- $self->{'princalias'} = $self->NewAlias('Principals');
-
- # XXX: should be generalized
- $self->Join( ALIAS1 => 'main',
- FIELD1 => 'id',
- ALIAS2 => $self->{'princalias'},
- FIELD2 => 'id' );
- $self->Limit( ALIAS => $self->{'princalias'},
- FIELD => 'PrincipalType',
- VALUE => 'User',
- );
-
- return (@result);
-}
-
-# }}}
-
-=head2 PrincipalsAlias
-
-Returns the string that represents this Users object's primary "Principals" alias.
-
-=cut
-
-# XXX: should be generalized
-sub PrincipalsAlias {
- my $self = shift;
- return($self->{'princalias'});
-
-}
-
-
-=head2 LimitToEnabled
-
-Only find items that haven\'t been disabled
-
-=cut
-
-# XXX: should be generalized
-sub LimitToEnabled {
- my $self = shift;
-
- $self->{'handled_disabled_column'} = 1;
- $self->Limit(
- ALIAS => $self->PrincipalsAlias,
- FIELD => 'Disabled',
- VALUE => '0',
- );
-}
-
-=head2 LimitToDeleted
-
-Only find items that have been deleted.
-
-=cut
-
-sub LimitToDeleted {
- my $self = shift;
-
- $self->{'handled_disabled_column'} = $self->{'find_disabled_rows'} = 1;
- $self->Limit(
- ALIAS => $self->PrincipalsAlias,
- FIELD => 'Disabled',
- VALUE => 1,
- );
-}
-
-
-# {{{ LimitToEmail
-
-=head2 LimitToEmail
-
-Takes one argument. an email address. limits the returned set to
-that email address
-
-=cut
-
-sub LimitToEmail {
- my $self = shift;
- my $addr = shift;
- $self->Limit( FIELD => 'EmailAddress', VALUE => "$addr" );
-}
-
-# }}}
-
-# {{{ MemberOfGroup
-
-=head2 MemberOfGroup PRINCIPAL_ID
-
-takes one argument, a group's principal id. Limits the returned set
-to members of a given group
-
-=cut
-
-sub MemberOfGroup {
- my $self = shift;
- my $group = shift;
-
- return $self->loc("No group specified") if ( !defined $group );
-
- my $groupalias = $self->NewAlias('CachedGroupMembers');
-
- # Join the principal to the groups table
- $self->Join( ALIAS1 => $self->PrincipalsAlias,
- FIELD1 => 'id',
- ALIAS2 => $groupalias,
- FIELD2 => 'MemberId' );
-
- $self->Limit( ALIAS => "$groupalias",
- FIELD => 'GroupId',
- VALUE => "$group",
- OPERATOR => "=" );
-}
-
-# }}}
-
-# {{{ LimitToPrivileged
-
-=head2 LimitToPrivileged
-
-Limits to users who can be made members of ACLs and groups
-
-=cut
-
-sub LimitToPrivileged {
- my $self = shift;
-
- my $priv = RT::Group->new( $self->CurrentUser );
- $priv->LoadSystemInternalGroup('Privileged');
- unless ( $priv->Id ) {
- $RT::Logger->crit("Couldn't find a privileged users group");
- }
- $self->MemberOfGroup( $priv->PrincipalId );
-}
-
-# }}}
-
-# {{{ WhoHaveRight
-
-=head2 WhoHaveRight { Right => 'name', Object => $rt_object , IncludeSuperusers => undef, IncludeSubgroupMembers => undef, IncludeSystemRights => undef, EquivObjects => [ ] }
-
-
-find all users who the right Right for this group, either individually
-or as members of groups
-
-If passed a queue object, with no id, it will find users who have that right for _any_ queue
-
-=cut
-
-# XXX: should be generalized
-sub _JoinGroupMembers
-{
- my $self = shift;
- my %args = (
- IncludeSubgroupMembers => 1,
- @_
- );
-
- my $principals = $self->PrincipalsAlias;
-
- # The cachedgroupmembers table is used for unrolling group memberships
- # to allow fast lookups. if we bind to CachedGroupMembers, we'll find
- # all members of groups recursively. if we don't we'll find only 'direct'
- # members of the group in question
- my $group_members;
- if ( $args{'IncludeSubgroupMembers'} ) {
- $group_members = $self->NewAlias('CachedGroupMembers');
- }
- else {
- $group_members = $self->NewAlias('GroupMembers');
- }
-
- $self->Join(
- ALIAS1 => $group_members,
- FIELD1 => 'MemberId',
- ALIAS2 => $principals,
- FIELD2 => 'id'
- );
-
- return $group_members;
-}
-
-# XXX: should be generalized
-sub _JoinGroups
-{
- my $self = shift;
- my %args = (@_);
-
- my $group_members = $self->_JoinGroupMembers( %args );
- my $groups = $self->NewAlias('Groups');
- $self->Join(
- ALIAS1 => $groups,
- FIELD1 => 'id',
- ALIAS2 => $group_members,
- FIELD2 => 'GroupId'
- );
-
- return $groups;
-}
-
-# XXX: should be generalized
-sub _JoinACL
-{
- my $self = shift;
- my %args = (
- Right => undef,
- IncludeSuperusers => undef,
- @_,
- );
-
- if ( $args{'Right'} ) {
- my $canonic = RT::ACE->CanonicalizeRightName( $args{'Right'} );
- unless ( $canonic ) {
- $RT::Logger->error("Invalid right. Couldn't canonicalize right '$args{'Right'}'");
- }
- else {
- $args{'Right'} = $canonic;
- }
- }
-
- my $acl = $self->NewAlias('ACL');
- $self->Limit(
- ALIAS => $acl,
- FIELD => 'RightName',
- OPERATOR => ( $args{Right} ? '=' : 'IS NOT' ),
- VALUE => $args{Right} || 'NULL',
- ENTRYAGGREGATOR => 'OR'
- );
- if ( $args{'IncludeSuperusers'} and $args{'Right'} ) {
- $self->Limit(
- ALIAS => $acl,
- FIELD => 'RightName',
- OPERATOR => '=',
- VALUE => 'SuperUser',
- ENTRYAGGREGATOR => 'OR'
- );
- }
- return $acl;
-}
-
-# XXX: should be generalized
-sub _GetEquivObjects
-{
- my $self = shift;
- my %args = (
- Object => undef,
- IncludeSystemRights => undef,
- EquivObjects => [ ],
- @_
- );
- return () unless $args{'Object'};
-
- my @objects = ($args{'Object'});
- if ( UNIVERSAL::isa( $args{'Object'}, 'RT::Ticket' ) ) {
- # If we're looking at ticket rights, we also want to look at the associated queue rights.
- # this is a little bit hacky, but basically, now that we've done the ticket roles magic,
- # we load the queue object and ask all the rest of our questions about the queue.
-
- # XXX: This should be abstracted into object itself
- if( $args{'Object'}->id ) {
- push @objects, $args{'Object'}->ACLEquivalenceObjects;
- } else {
- push @objects, 'RT::Queue';
- }
- }
-
- if( $args{'IncludeSystemRights'} ) {
- push @objects, 'RT::System';
- }
- push @objects, @{ $args{'EquivObjects'} };
- return grep $_, @objects;
-}
-
-# XXX: should be generalized
-sub WhoHaveRight {
- my $self = shift;
- my %args = (
- Right => undef,
- Object => undef,
- IncludeSystemRights => undef,
- IncludeSuperusers => undef,
- IncludeSubgroupMembers => 1,
- EquivObjects => [ ],
- @_
- );
-
- if ( defined $args{'ObjectType'} || defined $args{'ObjectId'} ) {
- $RT::Logger->crit( "WhoHaveRight called with the Obsolete ObjectId/ObjectType API");
- return (undef);
- }
-
- my $from_role = $self->Clone;
- $from_role->WhoHaveRoleRight( %args );
-
- my $from_group = $self->Clone;
- $from_group->WhoHaveGroupRight( %args );
-
- #XXX: DIRTY HACK
- use DBIx::SearchBuilder 1.50; #no version on ::Union :(
- use DBIx::SearchBuilder::Union;
- my $union = new DBIx::SearchBuilder::Union;
- $union->add( $from_group );
- $union->add( $from_role );
- %$self = %$union;
- bless $self, ref($union);
-
- return;
-}
-# }}}
-
-# XXX: should be generalized
-sub WhoHaveRoleRight
-{
- my $self = shift;
- my %args = (
- Right => undef,
- Object => undef,
- IncludeSystemRights => undef,
- IncludeSuperusers => undef,
- IncludeSubgroupMembers => 1,
- EquivObjects => [ ],
- @_
- );
-
- my @objects = $self->_GetEquivObjects( %args );
-
- # RT::Principal->RolesWithRight only expects EquivObjects, so we need to
- # fill it. At the very least it needs $args{Object}, which
- # _GetEquivObjects above does for us.
- unshift @{$args{'EquivObjects'}}, @objects;
-
- my @roles = RT::Principal->RolesWithRight( %args );
- unless ( @roles ) {
- $self->_AddSubClause( "WhichRole", "(main.id = 0)" );
- return;
- }
-
- my $groups = $self->_JoinGroups( %args );
-
- # no system user
- $self->Limit( ALIAS => $self->PrincipalsAlias,
- FIELD => 'id',
- OPERATOR => '!=',
- VALUE => $RT::SystemUser->id
- );
-
- $self->_AddSubClause( "WhichRole", "(". join( ' OR ', map "$groups.Type = '$_'", @roles ) .")" );
-
- my @groups_clauses = $self->_RoleClauses( $groups, @objects );
- $self->_AddSubClause( "WhichObject", "(". join( ' OR ', @groups_clauses ) .")" )
- if @groups_clauses;
-
- return;
-}
-
-sub _RoleClauses {
- my $self = shift;
- my $groups = shift;
- my @objects = @_;
-
- my @groups_clauses;
- foreach my $obj ( @objects ) {
- my $type = ref($obj)? ref($obj): $obj;
- my $id;
- $id = $obj->id if ref($obj) && UNIVERSAL::can($obj, 'id') && $obj->id;
-
- my $role_clause = "$groups.Domain = '$type-Role'";
- # XXX: Groups.Instance is VARCHAR in DB, we should quote value
- # if we want mysql 4.0 use indexes here. we MUST convert that
- # field to integer and drop this quotes.
- $role_clause .= " AND $groups.Instance = '$id'" if $id;
- push @groups_clauses, "($role_clause)";
- }
- return @groups_clauses;
-}
-
-# XXX: should be generalized
-sub _JoinGroupMembersForGroupRights
-{
- my $self = shift;
- my %args = (@_);
- my $group_members = $self->_JoinGroupMembers( %args );
- $self->Limit( ALIAS => $args{'ACLAlias'},
- FIELD => 'PrincipalId',
- VALUE => "$group_members.GroupId",
- QUOTEVALUE => 0,
- );
-}
-
-# XXX: should be generalized
-sub WhoHaveGroupRight
-{
- my $self = shift;
- my %args = (
- Right => undef,
- Object => undef,
- IncludeSystemRights => undef,
- IncludeSuperusers => undef,
- IncludeSubgroupMembers => 1,
- EquivObjects => [ ],
- @_
- );
-
- # Find only rows where the right granted is
- # the one we're looking up or _possibly_ superuser
- my $acl = $self->_JoinACL( %args );
-
- my ($check_objects) = ('');
- my @objects = $self->_GetEquivObjects( %args );
-
- if ( @objects ) {
- my @object_clauses;
- foreach my $obj ( @objects ) {
- my $type = ref($obj)? ref($obj): $obj;
- my $id;
- $id = $obj->id if ref($obj) && UNIVERSAL::can($obj, 'id') && $obj->id;
-
- my $object_clause = "$acl.ObjectType = '$type'";
- $object_clause .= " AND $acl.ObjectId = $id" if $id;
- push @object_clauses, "($object_clause)";
- }
-
- $check_objects = join ' OR ', @object_clauses;
- } else {
- if( !$args{'IncludeSystemRights'} ) {
- $check_objects = "($acl.ObjectType != 'RT::System')";
- }
- }
- $self->_AddSubClause( "WhichObject", "($check_objects)" );
-
- $self->_JoinGroupMembersForGroupRights( %args, ACLAlias => $acl );
- # Find only members of groups that have the right.
- $self->Limit( ALIAS => $acl,
- FIELD => 'PrincipalType',
- VALUE => 'Group',
- );
-
- # no system user
- $self->Limit( ALIAS => $self->PrincipalsAlias,
- FIELD => 'id',
- OPERATOR => '!=',
- VALUE => $RT::SystemUser->id
- );
- return;
-}
-
-# {{{ WhoBelongToGroups
-
-=head2 WhoBelongToGroups { Groups => ARRAYREF, IncludeSubgroupMembers => 1 }
-
-=cut
-
-# XXX: should be generalized
-sub WhoBelongToGroups {
- my $self = shift;
- my %args = ( Groups => undef,
- IncludeSubgroupMembers => 1,
- @_ );
-
- # Unprivileged users can't be granted real system rights.
- # is this really the right thing to be saying?
- $self->LimitToPrivileged();
-
- my $group_members = $self->_JoinGroupMembers( %args );
-
- foreach my $groupid (@{$args{'Groups'}}) {
- $self->Limit( ALIAS => $group_members,
- FIELD => 'GroupId',
- VALUE => $groupid,
- QUOTEVALUE => 0,
- ENTRYAGGREGATOR => 'OR',
- );
- }
-}
-# }}}
-
-
-1;
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