silverstripe-subsites/code/extensions/FileSubsites.php

117 lines
3.4 KiB
PHP

<?php
/**
* Extension for the File object to add subsites support
*
* @package subsites
*/
class FileSubsites extends DataExtension {
// If this is set to true, all folders created will be default be
// considered 'global', unless set otherwise
static $default_root_folders_global = false;
private static $has_one=array(
'Subsite' => 'Subsite',
);
/**
* Amends the CMS tree title for folders in the Files & Images section.
* Prefixes a '* ' to the folders that are accessible from all subsites.
*/
function alternateTreeTitle() {
if($this->owner->SubsiteID == 0) return " * " . $this->owner->Title;
else return $this->owner->Title;
}
/**
* Add subsites-specific fields to the folder editor.
*/
function updateCMSFields(FieldList $fields) {
if($this->owner instanceof Folder) {
$sites = Subsite::accessible_sites('CMS_ACCESS_AssetAdmin');
$values = array();
$values[0] = 'All sites';
foreach ($sites as $site) {
$values[$site->ID] = $site->Title;
}
ksort($values);
if($sites)$fields->push(new DropdownField('SubsiteID', 'Subsite', $values));
}
}
/**
* Update any requests to limit the results to the current site
*/
function augmentSQL(SQLQuery &$query) {
if(Subsite::$disable_subsite_filter) return;
// If you're querying by ID, ignore the sub-site - this is a bit ugly... (but it was WAYYYYYYYYY worse)
//@TODO I don't think excluding if SiteTree_ImageTracking is a good idea however because of the SS 3.0 api and ManyManyList::removeAll() changing the from table after this function is called there isn't much of a choice
$from = $query->getFrom();
$where = $query->getWhere();
if(!isset($from['SiteTree_ImageTracking']) && !($where && preg_match('/\.(\'|"|`|)ID(\'|"|`|)/', $where[0]))) {
$subsiteID = (int) Subsite::currentSubsiteID();
// The foreach is an ugly way of getting the first key :-)
foreach($query->getFrom() as $tableName => $info) {
$where = "\"$tableName\".\"SubsiteID\" IN (0, $subsiteID)";
$query->addWhere($where);
break;
}
$sect=array_values($query->getSelect());
$isCounting = strpos($sect[0], 'COUNT') !== false;
// Ordering when deleting or counting doesn't apply
if(!$query->getDelete() && !$isCounting) {
$query->addOrderBy("\"SubsiteID\"");
}
}
}
function onBeforeWrite() {
if (!$this->owner->ID && !$this->owner->SubsiteID) {
if (self::$default_root_folders_global) {
$this->owner->SubsiteID = 0;
} else {
$this->owner->SubsiteID = Subsite::currentSubsiteID();
}
}
}
function onAfterUpload() {
// If we have a parent, use it's subsite as our subsite
if ($this->owner->Parent()) {
$this->owner->SubsiteID = $this->owner->Parent()->SubsiteID;
} else {
$this->owner->SubsiteID = Subsite::currentSubsiteID();
}
$this->owner->write();
}
function canEdit($member = null) {
// Check the CMS_ACCESS_SecurityAdmin privileges on the subsite that owns this group
$subsiteID = Session::get('SubsiteID');
if($subsiteID&&$subsiteID == $this->owner->SubsiteID) {
return true;
} else {
Session::set('SubsiteID', $this->owner->SubsiteID);
$access = Permission::check('CMS_ACCESS_AssetAdmin');
Session::set('SubsiteID', $subsiteID);
return $access;
}
}
/**
* Return a piece of text to keep DataObject cache keys appropriately specific
*/
function cacheKeyComponent() {
return 'subsite-'.Subsite::currentSubsiteID();
}
}