silverstripe-subsites/code/GroupSubsites.php

89 lines
2.5 KiB
PHP

<?php
/**
* Extension for the Group object to add subsites support
*
* @package subsites
*/
class GroupSubsites extends DataObjectDecorator {
function extraDBFields() {
// This is hard-coded to be applied to SiteTree, unfortunately
if($this->owner->class == 'Group') {
return array(
'has_one' => array(
'Subsite' => 'Subsite',
),
);
}
}
function updateCMSFields(&$fields) {
$subsites = DataObject::get('Subsite');
$tab = $fields->findOrMakeTab(
'Root.Subsites',
_t('GroupSubsites.SECURITYTABTITLE', 'Subsites')
);
$tab->push(new DropdownField(
'SubsiteID',
_t('GroupSubsites.SECURITYACCESS', 'Limit CMS access to subsites', PR_MEDIUM, 'Dropdown listing existing subsites which this group has access to'),
($subsites) ? $subsites->toDropDownMap() : null,
null,
null,
''
));
}
/**
* If this group belongs to a subsite,
* append the subsites title to the group title
* to make it easy to distinguish in the tree-view
* of the security admin interface.
*/
function alternateTreeTitle() {
if($this->owner->SubsiteID == 0) {
return $this->owner->Title;
} else {
return $this->owner->Title . ' <i>(' . $this->owner->Subsite()->Title . ')</i>';
}
}
/**
* Update any requests to limit the results to the current site
*/
function augmentSQL(SQLQuery &$query) {
if(Subsite::$disable_subsite_filter) return;
// If you're querying by ID, ignore the sub-site - this is a bit ugly...
if(!$query->where || (strpos($query->where[0], ".`ID` = ") === false && strpos($query->where[0], ".ID = ") === false)) {
if($context = DataObject::context_obj()) $subsiteID = (int)$context->SubsiteID;
else $subsiteID = (int)Subsite::currentSubsiteID();
// The foreach is an ugly way of getting the first key :-)
foreach($query->from as $tableName => $info) {
$query->where[] = "`$tableName`.SubsiteID IN (0, $subsiteID)";
break;
}
$query->orderby = 'SubsiteID' . ($query->orderby ? ', ' : '') . $query->orderby;
}
}
function augmentBeforeWrite() {
if(!is_numeric($this->owner->ID) && !$this->owner->SubsiteID) $this->owner->SubsiteID = Subsite::currentSubsiteID();
}
function alternateCanEdit() {
// Check the CMS_ACCESS_SecurityAdmin privileges on the subsite that owns this group
$oldSubsiteID = Session::get('SubsiteID');
Session::set('SubsiteID', $this->owner->SubsiteID);
$access = Permission::check('CMS_ACCESS_SecurityAdmin');
Session::set('SubsiteID', $oldSubsiteID);
return $access;
}
}
?>