X-Git-Url: http://git.freeside.biz/gitweb/?a=blobdiff_plain;f=rt%2Flib%2FRT%2FGroups.pm;h=072bcd6989fa27c2c98c534a98be31247ce4da57;hb=44dd00a3ff974a17999e86e64488e996edc71e3c;hp=f44f1fdb3b39fb3d59f2ab8dc24adbe2a55ad0ae;hpb=3ef62a0570055da710328937e7f65dbb2c027c62;p=freeside.git

diff --git a/rt/lib/RT/Groups.pm b/rt/lib/RT/Groups.pm
index f44f1fdb3..072bcd698 100755
--- a/rt/lib/RT/Groups.pm
+++ b/rt/lib/RT/Groups.pm
@@ -1,4 +1,50 @@
-#$Header: /home/cvs/cvsroot/freeside/rt/lib/RT/Groups.pm,v 1.1 2002-08-12 06:17:07 ivan Exp $
+# BEGIN BPS TAGGED BLOCK {{{
+#
+# COPYRIGHT:
+#
+# This software is Copyright (c) 1996-2019 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+# (Except where explicitly superseded by other copyright notices)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
 
@@ -7,8 +53,8 @@
 =head1 SYNOPSIS
 
   use RT::Groups;
-  my $groups = $RT::Groups->new($CurrentUser);
-  $groups->LimitToReal();
+  my $groups = RT::Groups->new($CurrentUser);
+  $groups->UnLimit();
   while (my $group = $groups->Next()) {
      print $group->Id ." is a group id\n";
   }
@@ -19,82 +65,436 @@
 =head1 METHODS
 
 
-=begin testing
-
-ok (require RT::TestHarness);
-ok (require RT::Groups);
-
-=end testing
 
 =cut
 
+
 package RT::Groups;
-use RT::EasySearch;
-use RT::Groups;
 
-@ISA= qw(RT::EasySearch);
+use strict;
+use warnings;
+
+use base 'RT::SearchBuilder';
+
+sub Table { 'Groups'}
+
+use RT::Group;
+use RT::Users;
+
+# XXX: below some code is marked as subject to generalize in Groups, Users classes.
+# RUZ suggest name Principals::Generic or Principals::Base as abstract class, but
+# Jesse wants something that doesn't imply it's a Principals.pm subclass.
+# See comments below for candidats.
+
 
-# {{{ sub _Init
 
 sub _Init { 
   my $self = shift;
-  $self->{'table'} = "Groups";
-  $self->{'primary_key'} = "id";
+  $self->{'with_disabled_column'} = 1;
+
+  my @result = $self->SUPER::_Init(@_);
 
   $self->OrderBy( ALIAS => 'main',
-		  FIELD => 'Name',
-		  ORDER => 'ASC');
+                  FIELD => 'Name',
+                  ORDER => 'ASC');
+
+  # XXX: this code should be generalized
+  $self->{'princalias'} = $self->Join(
+    ALIAS1 => 'main',
+    FIELD1 => 'id',
+    TABLE2 => 'Principals',
+    FIELD2 => 'id'
+  );
+
+  # even if this condition is useless and ids in the Groups table
+  # only match principals with type 'Group' this could speed up
+  # searches in some DBs.
+  $self->Limit( ALIAS => $self->{'princalias'},
+                FIELD => 'PrincipalType',
+                VALUE => 'Group',
+              );
+
+  return (@result);
+}
+
+=head2 PrincipalsAlias
+
+Returns the string that represents this Users object's primary "Principals" alias.
 
+=cut
+
+# XXX: should be generalized, code duplication
+sub PrincipalsAlias {
+    my $self = shift;
+    return($self->{'princalias'});
 
-  return ( $self->SUPER::_Init(@_));
 }
-# }}}
 
-# {{{ LimitToReal
 
-=head2 LimitToReal
 
-Make this groups object return only "real" groups, which can be
-granted rights and have members assigned to them
+=head2 LimitToSystemInternalGroups
+
+Return only SystemInternal Groups, such as "privileged" "unprivileged" and "everyone" 
+
+=cut
+
+
+sub LimitToSystemInternalGroups {
+    my $self = shift;
+    $self->Limit(FIELD => 'Domain', OPERATOR => '=', VALUE => 'SystemInternal', CASESENSITIVE => 0 );
+    # All system internal groups have the same instance. No reason to limit down further
+    #$self->Limit(FIELD => 'Instance', OPERATOR => '=', VALUE => '0');
+}
+
+
+
+
+=head2 LimitToUserDefinedGroups
+
+Return only UserDefined Groups
 
 =cut
 
-sub LimitToReal {
+
+sub LimitToUserDefinedGroups {
     my $self = shift;
+    $self->Limit(FIELD => 'Domain', OPERATOR => '=', VALUE => 'UserDefined', CASESENSITIVE => 0 );
+    # All user-defined groups have the same instance. No reason to limit down further
+    #$self->Limit(FIELD => 'Instance', OPERATOR => '=', VALUE => '');
+}
 
-    return ($self->Limit( FIELD => 'Pseudo',
-			  VALUE => '0',
-			  OPERATOR => '='));
+=head2 LimitToRolesForObject OBJECT
 
+Limits the set of groups to role groups specifically for the object in question
+based on the object's class and ID.  If the object has no ID, the roles are not
+limited by group C<Instance>.  That is, calling this method on an unloaded
+object will find all role groups for that class of object.
+
+Replaces L</LimitToRolesForQueue>, L</LimitToRolesForTicket>, and
+L</LimitToRolesForSystem>.
+
+=cut
+
+sub LimitToRolesForObject {
+    my $self   = shift;
+    my $object = shift;
+    $self->Limit(FIELD => 'Domain',   OPERATOR => '=', VALUE => ref($object) . "-Role", CASESENSITIVE => 0 );
+    $self->Limit(FIELD => 'Instance', OPERATOR => '=', VALUE => $object->id);
 }
-# }}}
 
-# {{{ sub LimitToPseudo
+=head2 LimitToRolesForQueue QUEUE_ID
 
-=head2 LimitToPseudo
+B<DEPRECATED>. Use L</LimitToRolesForObject> instead.
 
-Make this groups object return only "pseudo" groups, which can be
-granted rights but whose membership lists are determined dynamically.
+Limits the set of groups found to role groups for queue QUEUE_ID
 
 =cut
-  
-  sub LimitToPseudo {
+
+sub LimitToRolesForQueue {
     my $self = shift;
+    my $queue = shift;
+    RT->Deprecated(
+        Instead => "LimitToRolesForObject",
+        Remove => "4.4",
+    );
+    $self->Limit(FIELD => 'Domain', OPERATOR => '=', VALUE => 'RT::Queue-Role', CASESENSITIVE => 0 );
+    $self->Limit(FIELD => 'Instance', OPERATOR => '=', VALUE => $queue);
+}
+
+
 
-    return ($self->Limit( FIELD => 'Pseudo',
-			  VALUE => '1',
-			  OPERATOR => '='));
+=head2 LimitToRolesForTicket Ticket_ID
 
+B<DEPRECATED>. Use L</LimitToRolesForObject> instead.
+
+Limits the set of groups found to role groups for Ticket Ticket_ID
+
+=cut
+
+sub LimitToRolesForTicket {
+    my $self = shift;
+    my $Ticket = shift;
+    RT->Deprecated(
+        Instead => "LimitToRolesForObject",
+        Remove => "4.4",
+    );
+    $self->Limit(FIELD => 'Domain', OPERATOR => '=', VALUE => 'RT::Ticket-Role', CASESENSITIVE => 0 );
+    $self->Limit(FIELD => 'Instance', OPERATOR => '=', VALUE => $Ticket);
 }
-# }}}
 
-# {{{ sub NewItem 
-sub NewItem  {
-  my $self = shift;
-  return (RT::Group->new($self->CurrentUser));
+
+
+=head2 LimitToRolesForSystem System_ID
+
+B<DEPRECATED>. Use L</LimitToRolesForObject> instead.
+
+Limits the set of groups found to role groups for System System_ID
+
+=cut
+
+sub LimitToRolesForSystem {
+    my $self = shift;
+    RT->Deprecated(
+        Instead => "LimitToRolesForObject",
+        Remove => "4.4",
+    );
+    $self->Limit(FIELD => 'Domain', OPERATOR => '=', VALUE => 'RT::System-Role', CASESENSITIVE => 0 );
+    $self->Limit(FIELD => 'Instance', OPERATOR => '=', VALUE => RT::System->Id );
 }
-# }}}
 
 
-1;
+=head2 WithMember {PrincipalId => PRINCIPAL_ID, Recursively => undef}
+
+Limits the set of groups returned to groups which have
+Principal PRINCIPAL_ID as a member. Returns the alias used for the join.
+
+=cut
+
+sub WithMember {
+    my $self = shift;
+    my %args = ( PrincipalId => undef,
+                 Recursively => undef,
+                 @_);
+    my $members = $self->Join(
+        ALIAS1 => 'main', FIELD1 => 'id',
+        $args{'Recursively'}
+            ? (TABLE2 => 'CachedGroupMembers')
+            # (GroupId, MemberId) is unique in GM table
+            : (TABLE2 => 'GroupMembers', DISTINCT => 1)
+        ,
+        FIELD2 => 'GroupId',
+    );
+
+    $self->Limit(ALIAS => $members, FIELD => 'MemberId', OPERATOR => '=', VALUE => $args{'PrincipalId'});
+    $self->Limit(ALIAS => $members, FIELD => 'Disabled', VALUE => 0)
+        if $args{'Recursively'};
+
+    return $members;
+}
 
+sub WithCurrentUser {
+    my $self = shift;
+    $self->{with_current_user} = 1;
+    return $self->WithMember(
+        PrincipalId => $self->CurrentUser->PrincipalId,
+        Recursively => 1,
+    );
+}
+
+sub WithoutMember {
+    my $self = shift;
+    my %args = (
+        PrincipalId => undef,
+        Recursively => undef,
+        @_
+    );
+
+    my $members = $args{'Recursively'} ? 'CachedGroupMembers' : 'GroupMembers';
+    my $members_alias = $self->Join(
+        TYPE   => 'LEFT',
+        FIELD1 => 'id',
+        TABLE2 => $members,
+        FIELD2 => 'GroupId',
+        DISTINCT => $members eq 'GroupMembers',
+    );
+    $self->Limit(
+        LEFTJOIN => $members_alias,
+        ALIAS    => $members_alias,
+        FIELD    => 'MemberId',
+        OPERATOR => '=',
+        VALUE    => $args{'PrincipalId'},
+    );
+    $self->Limit(
+        LEFTJOIN => $members_alias,
+        ALIAS    => $members_alias,
+        FIELD    => 'Disabled',
+        VALUE    => 0
+    ) if $args{'Recursively'};
+    $self->Limit(
+        ALIAS    => $members_alias,
+        FIELD    => 'MemberId',
+        OPERATOR => 'IS',
+        VALUE    => 'NULL',
+        QUOTEVALUE => 0,
+    );
+}
+
+=head2 WithRight { Right => RIGHTNAME, Object => RT::Record, IncludeSystemRights => 1, IncludeSuperusers => 0, EquivObjects => [ ] }
+
+
+Find all groups which have RIGHTNAME for RT::Record. Optionally include global rights and superusers. By default, include the global rights, but not the superusers.
+
+
+
+=cut
+
+#XXX: should be generilized
+sub WithRight {
+    my $self = shift;
+    my %args = ( Right                  => undef,
+                 Object =>              => undef,
+                 IncludeSystemRights    => 1,
+                 IncludeSuperusers      => undef,
+                 IncludeSubgroupMembers => 0,
+                 EquivObjects           => [ ],
+                 @_ );
+
+    my $from_role = $self->Clone;
+    $from_role->WithRoleRight( %args );
+
+    my $from_group = $self->Clone;
+    $from_group->WithGroupRight( %args );
+
+    #XXX: DIRTY HACK
+    use DBIx::SearchBuilder 1.50; #no version on ::Union :(
+    use DBIx::SearchBuilder::Union;
+    my $union = DBIx::SearchBuilder::Union->new();
+    $union->add($from_role);
+    $union->add($from_group);
+    %$self = %$union;
+    bless $self, ref($union);
+
+    return;
+}
+
+#XXX: methods are active aliases to Users class to prevent code duplication
+# should be generalized
+sub _JoinGroups {
+    my $self = shift;
+    my %args = (@_);
+    return 'main' unless $args{'IncludeSubgroupMembers'};
+    return $self->RT::Users::_JoinGroups( %args );
+}
+sub _JoinGroupMembers {
+    my $self = shift;
+    my %args = (@_);
+    return 'main' unless $args{'IncludeSubgroupMembers'};
+    return $self->RT::Users::_JoinGroupMembers( %args );
+}
+sub _JoinGroupMembersForGroupRights {
+    my $self = shift;
+    my %args = (@_);
+    my $group_members = $self->_JoinGroupMembers( %args );
+    unless( $group_members eq 'main' ) {
+        return $self->RT::Users::_JoinGroupMembersForGroupRights( %args );
+    }
+    $self->Limit( ALIAS => $args{'ACLAlias'},
+                  FIELD => 'PrincipalId',
+                  VALUE => "main.id",
+                  QUOTEVALUE => 0,
+                );
+}
+sub _JoinACL                  { return (shift)->RT::Users::_JoinACL( @_ ) }
+sub _RoleClauses              { return (shift)->RT::Users::_RoleClauses( @_ ) }
+sub _WhoHaveRoleRightSplitted { return (shift)->RT::Users::_WhoHaveRoleRightSplitted( @_ ) }
+sub _GetEquivObjects          { return (shift)->RT::Users::_GetEquivObjects( @_ ) }
+sub WithGroupRight            { return (shift)->RT::Users::WhoHaveGroupRight( @_ ) }
+sub WithRoleRight             { return (shift)->RT::Users::WhoHaveRoleRight( @_ ) }
+
+sub ForWhichCurrentUserHasRight {
+    my $self = shift;
+    my %args = (
+        Right => undef,
+        IncludeSuperusers => undef,
+        @_,
+    );
+
+    # Non-disabled groups...
+    $self->LimitToEnabled;
+
+    # ...which are the target object of an ACL with that right, or
+    # where the target is the system object (a global right)
+    my $acl = $self->_JoinACL( %args );
+    $self->_AddSubClause(
+        ACLObjects => "( (main.id = $acl.ObjectId AND $acl.ObjectType = 'RT::Group')"
+                   . " OR $acl.ObjectType = 'RT::System')");
+
+    # ...and where that right is granted to any group..
+    my $member = $self->Join(
+        ALIAS1 => $acl,
+        FIELD1 => 'PrincipalId',
+        TABLE2 => 'CachedGroupMembers',
+        FIELD2 => 'GroupId',
+    );
+    $self->Limit(
+        ALIAS => $member,
+        FIELD => 'Disabled',
+        VALUE => '0',
+    );
+
+    # ...with the current user in it
+    $self->Limit(
+        ALIAS => $member,
+        FIELD => 'MemberId',
+        VALUE => $self->CurrentUser->Id,
+    );
+
+    return;
+}
+
+=head2 LimitToEnabled
+
+Only find items that haven't been disabled
+
+=cut
+
+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,
+    );
+}
+
+
+
+sub AddRecord {
+    my $self = shift;
+    my ($record) = @_;
+
+    # If we've explicitly limited to groups the user is a member of (for
+    # dashboard or savedsearch privacy objects), skip the ACL.
+    return unless $self->{with_current_user}
+        or $record->CurrentUserHasRight('SeeGroup');
+
+    return $self->SUPER::AddRecord( $record );
+}
+
+
+
+sub _DoSearch {
+    my $self = shift;
+
+    #unless we really want to find disabled rows, make sure we're only finding enabled ones.
+    unless($self->{'find_disabled_rows'}) {
+        $self->LimitToEnabled();
+    }
+
+    return($self->SUPER::_DoSearch(@_));
+
+}
+
+RT::Base->_ImportOverlays();
+
+1;