mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-10-22 14:05:37 +02:00
8dd644d25d
Namespace all templates Move difflib and BBCodeParser2 to thirdparty Remove deprecated API marked for removal in 4.0
116 lines
2.9 KiB
PHP
116 lines
2.9 KiB
PHP
<?php
|
|
|
|
namespace SilverStripe\Security;
|
|
|
|
use SilverStripe\ORM\DataObject;
|
|
use SilverStripe\ORM\DB;
|
|
use SilverStripe\ORM\ManyManyList;
|
|
use SilverStripe\ORM\Queries\SQLSelect;
|
|
|
|
/**
|
|
* Represents a set of Groups attached to a member.
|
|
* Handles the hierarchy logic.
|
|
*/
|
|
class Member_GroupSet extends ManyManyList
|
|
{
|
|
|
|
protected function linkJoinTable()
|
|
{
|
|
// Do not join the table directly
|
|
if ($this->extraFields) {
|
|
user_error('Member_GroupSet does not support many_many_extraFields', E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Link this group set to a specific member.
|
|
*
|
|
* Recursively selects all groups applied to this member, as well as any
|
|
* parent groups of any applied groups
|
|
*
|
|
* @param array|integer $id (optional) An ID or an array of IDs - if not provided, will use the current
|
|
* ids as per getForeignID
|
|
* @return array Condition In array(SQL => parameters format)
|
|
*/
|
|
public function foreignIDFilter($id = null)
|
|
{
|
|
if ($id === null) {
|
|
$id = $this->getForeignID();
|
|
}
|
|
|
|
// Find directly applied groups
|
|
$manyManyFilter = parent::foreignIDFilter($id);
|
|
$query = new SQLSelect('"Group_Members"."GroupID"', '"Group_Members"', $manyManyFilter);
|
|
$groupIDs = $query->execute()->column();
|
|
|
|
// Get all ancestors, iteratively merging these into the master set
|
|
$allGroupIDs = array();
|
|
while ($groupIDs) {
|
|
$allGroupIDs = array_merge($allGroupIDs, $groupIDs);
|
|
$groupIDs = DataObject::get("SilverStripe\\Security\\Group")->byIDs($groupIDs)->column("ParentID");
|
|
$groupIDs = array_filter($groupIDs);
|
|
}
|
|
|
|
// Add a filter to this DataList
|
|
if (!empty($allGroupIDs)) {
|
|
$allGroupIDsPlaceholders = DB::placeholders($allGroupIDs);
|
|
return array("\"Group\".\"ID\" IN ($allGroupIDsPlaceholders)" => $allGroupIDs);
|
|
} else {
|
|
return array('"Group"."ID"' => 0);
|
|
}
|
|
}
|
|
|
|
public function foreignIDWriteFilter($id = null)
|
|
{
|
|
// Use the ManyManyList::foreignIDFilter rather than the one
|
|
// in this class, otherwise we end up selecting all inherited groups
|
|
return parent::foreignIDFilter($id);
|
|
}
|
|
|
|
public function add($item, $extraFields = null)
|
|
{
|
|
// Get Group.ID
|
|
$itemID = null;
|
|
if (is_numeric($item)) {
|
|
$itemID = $item;
|
|
} else {
|
|
if ($item instanceof Group) {
|
|
$itemID = $item->ID;
|
|
}
|
|
}
|
|
|
|
// Check if this group is allowed to be added
|
|
if ($this->canAddGroups(array($itemID))) {
|
|
parent::add($item, $extraFields);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Determine if the following groups IDs can be added
|
|
*
|
|
* @param array $itemIDs
|
|
* @return boolean
|
|
*/
|
|
protected function canAddGroups($itemIDs)
|
|
{
|
|
if (empty($itemIDs)) {
|
|
return true;
|
|
}
|
|
$member = $this->getMember();
|
|
return empty($member) || $member->onChangeGroups($itemIDs);
|
|
}
|
|
|
|
/**
|
|
* Get foreign member record for this relation
|
|
*
|
|
* @return Member
|
|
*/
|
|
protected function getMember()
|
|
{
|
|
$id = $this->getForeignID();
|
|
if ($id) {
|
|
return DataObject::get_by_id('SilverStripe\\Security\\Member', $id);
|
|
}
|
|
}
|
|
}
|