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|
#!/usr/bin/perl -wT
# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is the Bugzilla Bug Tracking System.
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All
# Rights Reserved.
#
# Contributor(s): Dave Miller <justdave@syndicomm.com>
# Joel Peshkin <bugreport@peshkin.net>
# Jacob Steenhagen <jake@bugzilla.org>
# Vlad Dascalu <jocuri@softhome.net>
# Frédéric Buclin <LpSolit@gmail.com>
use strict;
use lib ".";
use Bugzilla;
use Bugzilla::Constants;
use Bugzilla::Config qw(:admin);
use Bugzilla::Util;
use Bugzilla::Error;
use Bugzilla::Group;
use Bugzilla::Product;
use Bugzilla::User;
use Bugzilla::Token;
use constant SPECIAL_GROUPS => ('chartgroup', 'insidergroup',
'timetrackinggroup', 'querysharegroup');
my $cgi = Bugzilla->cgi;
my $dbh = Bugzilla->dbh;
my $template = Bugzilla->template;
my $vars = {};
my $user = Bugzilla->login(LOGIN_REQUIRED);
print $cgi->header();
$user->in_group('creategroups')
|| ThrowUserError("auth_failure", {group => "creategroups",
action => "edit",
object => "groups"});
my $action = trim($cgi->param('action') || '');
my $token = $cgi->param('token');
# CheckGroupID checks that a positive integer is given and is
# actually a valid group ID. If all tests are successful, the
# trimmed group ID is returned.
sub CheckGroupID {
my ($group_id) = @_;
$group_id = trim($group_id || 0);
ThrowUserError("group_not_specified") unless $group_id;
(detaint_natural($group_id)
&& Bugzilla->dbh->selectrow_array("SELECT id FROM groups WHERE id = ?",
undef, $group_id))
|| ThrowUserError("invalid_group_ID");
return $group_id;
}
# This subroutine is called when:
# - a new group is created. CheckGroupName checks that its name
# is not empty and is not already used by any existing group.
# - an existing group is edited. CheckGroupName checks that its
# name has not been deleted or renamed to another existing
# group name (whose group ID is different from $group_id).
# In both cases, an error message is returned to the user if any
# test fails! Else, the trimmed group name is returned.
sub CheckGroupName {
my ($name, $group_id) = @_;
$name = trim($name || '');
trick_taint($name);
ThrowUserError("empty_group_name") unless $name;
my $excludeself = (defined $group_id) ? " AND id != $group_id" : "";
my $name_exists = Bugzilla->dbh->selectrow_array("SELECT name FROM groups " .
"WHERE name = ? $excludeself",
undef, $name);
if ($name_exists) {
ThrowUserError("group_exists", { name => $name });
}
return $name;
}
# CheckGroupDesc checks that a non empty description is given. The
# trimmed description is returned.
sub CheckGroupDesc {
my ($desc) = @_;
$desc = trim($desc || '');
trick_taint($desc);
ThrowUserError("empty_group_description") unless $desc;
return $desc;
}
# CheckGroupRegexp checks that the regular expression is valid
# (the regular expression being optional, the test is successful
# if none is given, as expected). The trimmed regular expression
# is returned.
sub CheckGroupRegexp {
my ($regexp) = @_;
$regexp = trim($regexp || '');
trick_taint($regexp);
ThrowUserError("invalid_regexp") unless (eval {qr/$regexp/});
return $regexp;
}
# A helper for displaying the edit.html.tmpl template.
sub get_current_and_available {
my ($group, $vars) = @_;
my @all_groups = Bugzilla::Group->get_all;
my @members_current = @{$group->grant_direct(GROUP_MEMBERSHIP)};
my @member_of_current = @{$group->granted_by_direct(GROUP_MEMBERSHIP)};
my @bless_from_current = @{$group->grant_direct(GROUP_BLESS)};
my @bless_to_current = @{$group->granted_by_direct(GROUP_BLESS)};
my (@visible_from_current, @visible_to_me_current);
if (Bugzilla->params->{'usevisibilitygroups'}) {
@visible_from_current = @{$group->grant_direct(GROUP_VISIBLE)};
@visible_to_me_current = @{$group->granted_by_direct(GROUP_VISIBLE)};
}
# Figure out what groups are not currently a member of this group,
# and what groups this group is not currently a member of.
my (@members_available, @member_of_available,
@bless_from_available, @bless_to_available,
@visible_from_available, @visible_to_me_available);
foreach my $group_option (@all_groups) {
if (Bugzilla->params->{'usevisibilitygroups'}) {
push(@visible_from_available, $group_option)
if !grep($_->id == $group_option->id, @visible_from_current);
push(@visible_to_me_available, $group_option)
if !grep($_->id == $group_option->id, @visible_to_me_current);
}
# The group itself should never show up in the bless or
# membership lists.
next if $group_option->id == $group->id;
push(@members_available, $group_option)
if !grep($_->id == $group_option->id, @members_current);
push(@member_of_available, $group_option)
if !grep($_->id == $group_option->id, @member_of_current);
push(@bless_from_available, $group_option)
if !grep($_->id == $group_option->id, @bless_from_current);
push(@bless_to_available, $group_option)
if !grep($_->id == $group_option->id, @bless_to_current);
}
$vars->{'members_current'} = \@members_current;
$vars->{'members_available'} = \@members_available;
$vars->{'member_of_current'} = \@member_of_current;
$vars->{'member_of_available'} = \@member_of_available;
$vars->{'bless_from_current'} = \@bless_from_current;
$vars->{'bless_from_available'} = \@bless_from_available;
$vars->{'bless_to_current'} = \@bless_to_current;
$vars->{'bless_to_available'} = \@bless_to_available;
if (Bugzilla->params->{'usevisibilitygroups'}) {
$vars->{'visible_from_current'} = \@visible_from_current;
$vars->{'visible_from_available'} = \@visible_from_available;
$vars->{'visible_to_me_current'} = \@visible_to_me_current;
$vars->{'visible_to_me_available'} = \@visible_to_me_available;
}
}
# If no action is specified, get a list of all groups available.
unless ($action) {
my @groups = Bugzilla::Group->get_all;
$vars->{'groups'} = \@groups;
print $cgi->header();
$template->process("admin/groups/list.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
#
# action='changeform' -> present form for altering an existing group
#
# (next action will be 'postchanges')
#
if ($action eq 'changeform') {
# Check that an existing group ID is given
my $group_id = CheckGroupID($cgi->param('group'));
my $group = new Bugzilla::Group($group_id);
get_current_and_available($group, $vars);
$vars->{'group'} = $group;
$vars->{'token'} = issue_session_token('edit_group');
print $cgi->header();
$template->process("admin/groups/edit.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
#
# action='add' -> present form for parameters for new group
#
# (next action will be 'new')
#
if ($action eq 'add') {
$vars->{'token'} = issue_session_token('add_group');
print $cgi->header();
$template->process("admin/groups/create.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
#
# action='new' -> add group entered in the 'action=add' screen
#
if ($action eq 'new') {
check_token_data($token, 'add_group');
# Check that a not already used group name is given, that
# a description is also given and check if the regular
# expression is valid (if any).
my $name = CheckGroupName($cgi->param('name'));
my $desc = CheckGroupDesc($cgi->param('desc'));
my $regexp = CheckGroupRegexp($cgi->param('regexp'));
my $isactive = $cgi->param('isactive') ? 1 : 0;
# Add the new group
$dbh->do('INSERT INTO groups
(name, description, isbuggroup, userregexp, isactive)
VALUES (?, ?, 1, ?, ?)',
undef, ($name, $desc, $regexp, $isactive));
my $gid = $dbh->bz_last_key('groups', 'id');
my $admin = Bugzilla::Group->new({name => 'admin'})->id();
# Since we created a new group, give the "admin" group all privileges
# initially.
my $sth = $dbh->prepare('INSERT INTO group_group_map
(member_id, grantor_id, grant_type)
VALUES (?, ?, ?)');
$sth->execute($admin, $gid, GROUP_MEMBERSHIP);
$sth->execute($admin, $gid, GROUP_BLESS);
$sth->execute($admin, $gid, GROUP_VISIBLE);
# Permit all existing products to use the new group if makeproductgroups.
if ($cgi->param('insertnew')) {
$dbh->do('INSERT INTO group_control_map
(group_id, product_id, entry, membercontrol,
othercontrol, canedit)
SELECT ?, products.id, 0, ?, ?, 0 FROM products',
undef, ($gid, CONTROLMAPSHOWN, CONTROLMAPNA));
}
Bugzilla::Group::RederiveRegexp($regexp, $gid);
delete_token($token);
print $cgi->header();
$template->process("admin/groups/created.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
#
# action='del' -> ask if user really wants to delete
#
# (next action would be 'delete')
#
if ($action eq 'del') {
# Check that an existing group ID is given
my $gid = CheckGroupID($cgi->param('group'));
my ($name, $desc, $isbuggroup) =
$dbh->selectrow_array("SELECT name, description, isbuggroup " .
"FROM groups WHERE id = ?", undef, $gid);
# System groups cannot be deleted!
if (!$isbuggroup) {
ThrowUserError("system_group_not_deletable", { name => $name });
}
# Groups having a special role cannot be deleted.
my @special_groups;
foreach my $special_group (SPECIAL_GROUPS) {
if ($name eq Bugzilla->params->{$special_group}) {
push(@special_groups, $special_group);
}
}
if (scalar(@special_groups)) {
ThrowUserError('group_has_special_role', {'name' => $name,
'groups' => \@special_groups});
}
# Group inheritance no longer appears in user_group_map.
my $grouplist = join(',', @{Bugzilla::User->flatten_group_membership($gid)});
my $hasusers =
$dbh->selectrow_array("SELECT 1 FROM user_group_map
WHERE group_id IN ($grouplist) AND isbless = 0 " .
$dbh->sql_limit(1)) || 0;
my ($shared_queries) =
$dbh->selectrow_array('SELECT COUNT(*)
FROM namedquery_group_map
WHERE group_id = ?',
undef, $gid);
my $bug_ids = $dbh->selectcol_arrayref('SELECT bug_id FROM bug_group_map
WHERE group_id = ?', undef, $gid);
my $hasbugs = scalar(@$bug_ids) ? 1 : 0;
my $buglist = join(',', @$bug_ids);
my $hasproduct = Bugzilla::Product->new({'name' => $name}) ? 1 : 0;
my $hasflags = $dbh->selectrow_array('SELECT 1 FROM flagtypes
WHERE grant_group_id = ?
OR request_group_id = ? ' .
$dbh->sql_limit(1),
undef, ($gid, $gid)) || 0;
$vars->{'gid'} = $gid;
$vars->{'name'} = $name;
$vars->{'description'} = $desc;
$vars->{'hasusers'} = $hasusers;
$vars->{'hasbugs'} = $hasbugs;
$vars->{'hasproduct'} = $hasproduct;
$vars->{'hasflags'} = $hasflags;
$vars->{'shared_queries'} = $shared_queries;
$vars->{'buglist'} = $buglist;
$vars->{'token'} = issue_session_token('delete_group');
print $cgi->header();
$template->process("admin/groups/delete.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
#
# action='delete' -> really delete the group
#
if ($action eq 'delete') {
check_token_data($token, 'delete_group');
# Check that an existing group ID is given
my $gid = CheckGroupID($cgi->param('group'));
my ($name, $isbuggroup) =
$dbh->selectrow_array("SELECT name, isbuggroup FROM groups " .
"WHERE id = ?", undef, $gid);
# System groups cannot be deleted!
if (!$isbuggroup) {
ThrowUserError("system_group_not_deletable", { name => $name });
}
# Groups having a special role cannot be deleted.
my @special_groups;
foreach my $special_group (SPECIAL_GROUPS) {
if ($name eq Bugzilla->params->{$special_group}) {
push(@special_groups, $special_group);
}
}
if (scalar(@special_groups)) {
ThrowUserError('group_has_special_role', {'name' => $name,
'groups' => \@special_groups});
}
my $cantdelete = 0;
# Group inheritance no longer appears in user_group_map.
my $grouplist = join(',', @{Bugzilla::User->flatten_group_membership($gid)});
my $hasusers =
$dbh->selectrow_array("SELECT 1 FROM user_group_map
WHERE group_id IN ($grouplist) AND isbless = 0 " .
$dbh->sql_limit(1)) || 0;
if ($hasusers && !defined $cgi->param('removeusers')) {
$cantdelete = 1;
}
my $hasbugs = $dbh->selectrow_array('SELECT 1 FROM bug_group_map
WHERE group_id = ? ' .
$dbh->sql_limit(1),
undef, $gid) || 0;
if ($hasbugs && !defined $cgi->param('removebugs')) {
$cantdelete = 1;
}
if (Bugzilla::Product->new({'name' => $name})
&& !defined $cgi->param('unbind'))
{
$cantdelete = 1;
}
my $hasflags = $dbh->selectrow_array('SELECT 1 FROM flagtypes
WHERE grant_group_id = ?
OR request_group_id = ? ' .
$dbh->sql_limit(1),
undef, ($gid, $gid)) || 0;
if ($hasflags && !defined $cgi->param('removeflags')) {
$cantdelete = 1;
}
$vars->{'gid'} = $gid;
$vars->{'name'} = $name;
ThrowUserError('group_cannot_delete', $vars) if $cantdelete;
$dbh->do('UPDATE flagtypes SET grant_group_id = ?
WHERE grant_group_id = ?',
undef, (undef, $gid));
$dbh->do('UPDATE flagtypes SET request_group_id = ?
WHERE request_group_id = ?',
undef, (undef, $gid));
$dbh->do('DELETE FROM namedquery_group_map WHERE group_id = ?',
undef, $gid);
$dbh->do('DELETE FROM user_group_map WHERE group_id = ?',
undef, $gid);
$dbh->do('DELETE FROM group_group_map
WHERE grantor_id = ? OR member_id = ?',
undef, ($gid, $gid));
$dbh->do('DELETE FROM bug_group_map WHERE group_id = ?',
undef, $gid);
$dbh->do('DELETE FROM group_control_map WHERE group_id = ?',
undef, $gid);
$dbh->do('DELETE FROM whine_schedules
WHERE mailto_type = ? AND mailto = ?',
undef, (MAILTO_GROUP, $gid));
$dbh->do('DELETE FROM groups WHERE id = ?',
undef, $gid);
delete_token($token);
print $cgi->header();
$template->process("admin/groups/deleted.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
#
# action='postchanges' -> update the groups
#
if ($action eq 'postchanges') {
check_token_data($token, 'edit_group');
my $changes = doGroupChanges();
delete_token($token);
my $group = new Bugzilla::Group($cgi->param('group_id'));
get_current_and_available($group, $vars);
$vars->{'message'} = 'group_updated';
$vars->{'group'} = $group;
$vars->{'changes'} = $changes;
$vars->{'token'} = issue_session_token('edit_group');
print $cgi->header();
$template->process("admin/groups/edit.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
if ($action eq 'confirm_remove') {
my $group = new Bugzilla::Group(CheckGroupID($cgi->param('group_id')));
$vars->{'group'} = $group;
$vars->{'regexp'} = CheckGroupRegexp($cgi->param('regexp'));
$vars->{'token'} = issue_session_token('remove_group_members');
$template->process('admin/groups/confirm-remove.html.tmpl', $vars)
|| ThrowTemplateError($template->error());
exit;
}
if ($action eq 'remove_regexp') {
check_token_data($token, 'remove_group_members');
# remove all explicit users from the group with
# gid = $cgi->param('group') that match the regular expression
# stored in the DB for that group or all of them period
my $group = new Bugzilla::Group(CheckGroupID($cgi->param('group_id')));
my $regexp = CheckGroupRegexp($cgi->param('regexp'));
$dbh->bz_lock_tables('groups WRITE', 'profiles READ',
'user_group_map WRITE');
my $users = $group->members_direct();
my $sth_delete = $dbh->prepare(
"DELETE FROM user_group_map
WHERE user_id = ? AND isbless = 0 AND group_id = ?");
my @deleted;
foreach my $member (@$users) {
if ($regexp eq '' || $member->login =~ m/$regexp/i) {
$sth_delete->execute($member->id, $group->id);
push(@deleted, $member);
}
}
$dbh->bz_unlock_tables();
$vars->{'users'} = \@deleted;
$vars->{'regexp'} = $regexp;
delete_token($token);
print $cgi->header();
$template->process("admin/groups/remove.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
#
# No valid action found
#
ThrowCodeError("action_unrecognized", $vars);
# Helper sub to handle the making of changes to a group
sub doGroupChanges {
my $cgi = Bugzilla->cgi;
my $dbh = Bugzilla->dbh;
$dbh->bz_lock_tables('groups WRITE', 'group_group_map WRITE',
'bug_group_map WRITE', 'user_group_map WRITE',
'group_control_map READ', 'bugs READ', 'profiles READ',
# Due to the way Bugzilla::Config::BugFields::get_param_list()
# works, we need to lock these tables too.
'priority READ', 'bug_severity READ', 'rep_platform READ',
'op_sys READ');
# Check that the given group ID is valid and make a Group.
my $group = new Bugzilla::Group(CheckGroupID($cgi->param('group_id')));
if (defined $cgi->param('regexp')) {
$group->set_user_regexp($cgi->param('regexp'));
}
if ($group->is_bug_group) {
if (defined $cgi->param('name')) {
$group->set_name($cgi->param('name'));
}
if (defined $cgi->param('desc')) {
$group->set_description($cgi->param('desc'));
}
# Only set isactive if we came from the right form.
if (defined $cgi->param('regexp')) {
$group->set_is_active($cgi->param('isactive'));
}
}
my $changes = $group->update();
my $sth_insert = $dbh->prepare('INSERT INTO group_group_map
(member_id, grantor_id, grant_type)
VALUES (?, ?, ?)');
my $sth_delete = $dbh->prepare('DELETE FROM group_group_map
WHERE member_id = ?
AND grantor_id = ?
AND grant_type = ?');
# First item is the type, second is whether or not it's "reverse"
# (granted_by) (see _do_add for more explanation).
my %fields = (
members => [GROUP_MEMBERSHIP, 0],
bless_from => [GROUP_BLESS, 0],
visible_from => [GROUP_VISIBLE, 0],
member_of => [GROUP_MEMBERSHIP, 1],
bless_to => [GROUP_BLESS, 1],
visible_to_me => [GROUP_VISIBLE, 1]
);
while (my ($field, $data) = each %fields) {
_do_add($group, $changes, $sth_insert, "${field}_add",
$data->[0], $data->[1]);
_do_remove($group, $changes, $sth_delete, "${field}_remove",
$data->[0], $data->[1]);
}
$dbh->bz_unlock_tables();
return $changes;
}
sub _do_add {
my ($group, $changes, $sth_insert, $field, $type, $reverse) = @_;
my $current;
# $reverse means we're doing a granted_by--that is, somebody else
# is granting us something.
if ($reverse) {
$current = $group->granted_by_direct($type);
}
else {
$current = $group->grant_direct($type);
}
my $add_items = Bugzilla::Group->new_from_list([$cgi->param($field)]);
foreach my $add (@$add_items) {
next if grep($_->id == $add->id, @$current);
$changes->{$field} ||= [];
push(@{$changes->{$field}}, $add->name);
# They go this direction for a normal "This group is granting
# $add something."
my @ids = ($add->id, $group->id);
# But they get reversed for "This group is being granted something
# by $add."
@ids = reverse @ids if $reverse;
$sth_insert->execute(@ids, $type);
}
}
sub _do_remove {
my ($group, $changes, $sth_delete, $field, $type, $reverse) = @_;
my $remove_items = Bugzilla::Group->new_from_list([$cgi->param($field)]);
foreach my $remove (@$remove_items) {
my @ids = ($remove->id, $group->id);
# See _do_add for an explanation of $reverse
@ids = reverse @ids if $reverse;
# Deletions always succeed and are harmless if they fail, so we
# don't need to do any checks.
$sth_delete->execute(@ids, $type);
$changes->{$field} ||= [];
push(@{$changes->{$field}}, $remove->name);
}
}
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