silverstripe-cms/tasks/UpgradeSiteTreePermissionSchemaTask.php
2016-03-09 10:28:45 +13:00

52 lines
2.0 KiB
PHP

<?php
/**
* @package cms
* @subpackage tasks
*/
class UpgradeSiteTreePermissionSchemaTask extends BuildTask {
private static $allowed_actions = array(
'*' => 'ADMIN'
);
protected $title = 'Upgrade SiteTree Permissions Schema';
protected $description = "Move data from legacy columns to new schema introduced in SilverStripe 2.1.<br />
SiteTree->Viewers to SiteTree->CanViewType<br />
SiteTree->Editors to SiteTree->CanEditType<br />
SiteTree->ViewersGroup to SiteTree->ViewerGroups (has_one to many_many)<br />
SiteTree->Editorsroup to SiteTree->EditorGroups (has_one to many_many)<br />
See http://open.silverstripe.com/ticket/2847
";
public function run($request) {
// transfer values for changed column name
foreach(array('SiteTree','SiteTree_Live','SiteTree_versions') as $table) {
DB::prepared_query("UPDATE \"{$table}\" SET \"CanViewType\" = ?", array('Viewers'));
DB::prepared_query("UPDATE \"{$table}\" SET \"CanEditType\" = ?", array('Editors'));
}
//Debug::message('Moved SiteTree->Viewers to SiteTree->CanViewType');
//Debug::message('Moved SiteTree->Editors to SiteTree->CanEditType');
// convert has_many to many_many
$pageIDs = DB::query("SELECT ID FROM SiteTree")->column('ID');
foreach($pageIDs as $pageID) {
$page = DataObject::get_by_id('SiteTree', $pageID);
if($page->ViewersGroup && DataObject::get_by_id("Group", $page->ViewersGroup)) $page->ViewerGroups()->add($page->ViewersGroup);
if($page->EditorsGroup && DataObject::get_by_id("Group", $page->EditorsGroup)) $page->EditorGroups()->add($page->EditorsGroup);
$page->destroy();
unset($page);
}
//Debug::message('SiteTree->ViewersGroup to SiteTree->ViewerGroups (has_one to many_many)');
//Debug::message('SiteTree->EditorsGroup to SiteTree->EditorGroups (has_one to many_many)');
// rename legacy columns
foreach(array('SiteTree','SiteTree_Live','SiteTree_versions') as $table) {
foreach(array('Viewers','Editors','ViewersGroup','EditorsGroup') as $field) {
DB::get_conn()->dontRequireField($table, $field);
}
}
}
}