Admindeletegalleryitemsaction.class.php:
<?php
include_once( PLOG_CLASS_PATH."class/action/admin/adminaction.class.php" );
include_once( PLOG_CLASS_PATH."class/gallery/dao/galleryresource.class.php" );
include_once( PLOG_CLASS_PATH."class/gallery/dao/galleryalbums.class.php" );
include_once( PLOG_CLASS_PATH."class/template/cachecontrol.class.php" );
include_once( PLOG_CLASS_PATH."class/data/validator/arrayvalidator.class.php" );
include_once( PLOG_CLASS_PATH."class/view/admin/adminresourceslistview.class.php" );
/**
* \ingroup Action
* @private
*
* Deletes resources and albums from the blog
*/
class AdminDeleteGalleryItemsAction extends AdminAction
{
var $_resourceIds;
var $_albumIds;
var $_successMessage;
var $_errorMessage;
var $_totalOk;
/**
* Constructor. If nothing else, it also has to call the constructor of the parent
* class, BlogAction with the same parameters
*/
function AdminDeleteGalleryItemsAction( $actionInfo, $request )
{
$this->AdminAction( $actionInfo, $request );
$this->_totalOk = 0;
$this->_successMessage = "";
$this->_errorMessage = "";
// data validation
$this->registerFieldValidator( "resourceIds", new ArrayValidator(), true );
$this->registerFieldValidator( "albumIds", new ArrayValidator(), true );
$view = new AdminResourcesListView( $this->_blogInfo );
$view->setErrorMessage( $this->_locale->tr("error_no_resources_selected"));
$this->setValidationErrorView( $view );
}
function perform()
{
// create the view
$this->_view = new AdminResourcesListView( $this->_blogInfo );
// fetch the parameters
$this->_resourceIds = $this->_request->getValue( "resourceIds" );
$this->_albumIds = $this->_request->getValue( "albumIds" );
// make sure that we're dealing with arrays!
if( !is_array( $this->_resourceIds)) $this->_resourceIds = Array();
if( !is_array( $this->_albumIds)) $this->_albumIds = Array();
// remove the items, if any
$this->_deleteAlbums();
$this->_deleteResources();
// put error and success messages (if any) into the view
if( $this->_successMessage != "" ) $this->_view->setSuccessMessage( $this->_successMessage );
if( $this->_errorMessage != "" ) $this->_view->setErrorMessage( $this->_errorMessage );
$this->setCommonData();
// clear the cache
CacheControl::resetBlogCache( $this->_blogInfo->getId(), false );
// better to return true if everything fine
return true;
}
/**
* deletes resources from the list
*/
function _deleteResources()
{
// load the resource
$resources = new GalleryResources();
// loop through the array of resource ids and
// remove them all
foreach( $this->_resourceIds as $resourceId => $value ) {
// fetch the resource first, to get some info about it
$resource = $resources->getResource( $resourceId, $this->_blogInfo->getId());
if( !$resource ) {
$this->_errorMessage .= $this->_locale->pr("error_deleting_resource2", $resourceId )."<br/>";
}
else {
$this->notifyEvent( EVENT_PRE_RESOURCE_DELETE, Array( "resource" => &$resource ));
// and now remove it
$res = $resources->deleteResource( $resourceId, $this->_blogInfo->getId());
if( $res ) {
$this->_totalOk++;
if( $this->_totalOk > 1 )
$this->_successMessage = $this->_locale->pr("items_deleted_ok", $this->_totalOk );
else
$this->_successMessage .= $this->_locale->pr("item_deleted_ok", $resource->getFileName());
$this->notifyEvent( EVENT_PRE_RESOURCE_DELETE, Array( "resource" => &$resource ));
}
else
$this->_errorMessage .= $this->_locale->pr("error_deleting_resource", $resource->getFileName())."<br/>";
}
}
return true;
}
/**
* deletes resources from the list
*/
function _deleteAlbums()
{
$albums = new GalleryAlbums();
// loop through the array of resource ids and
// remove them all
foreach( $this->_albumIds as $albumId => $value ) {
// fetch the resource first, to get some info about it
$album = $albums->getAlbum( $albumId, $this->_blogInfo->getId());
if( !$album ) {
$this->_errorMessage .= $this->_locale->pr( "error_deleting_album2", $albumId )."<br/>";
}
else {
if( $album->getNumChildren() > 0 || $album->getNumResources() > 0 ) {
$this->_errorMessage .= $this->_locale->pr("error_album_has_children", $album->getName());
}
else {
$this->notifyEvent( EVENT_PRE_ALBUM_DELETE, Array( "album" => &$album ));
// and now remove it
$res = $albums->deleteAlbum( $albumId, $this->_blogInfo->getId());
if( $res ) {
$this->_totalOk++;
if( $this->_totalOk > 1 )
$this->_successMessage = $this->_locale->pr("items_deleted_ok", $this->_totalOk );
else
$this->_successMessage = $this->_locale->pr("item_deleted_ok", $album->getName());
$this->notifyEvent( EVENT_POST_ALBUM_DELETE, Array( "album" => &$album ));
}
else
$this->_errorMessage .= $this->_locale->pr("error_deleting_album", $album->getName())."<br/>";
}
}
}
return true;
}
}
?>
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