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< ? php
/**
* AssetAdmin is the 'file store' section of the CMS .
* It provides an interface for maniupating the File and Folder objects in the system .
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*
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* @ package cms
* @ subpackage assets
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*/
class AssetAdmin extends LeftAndMain {
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static $url_segment = 'assets' ;
static $url_rule = '/$Action/$ID' ;
static $menu_title = 'Files & Images' ;
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public static $tree_class = 'Folder' ;
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/**
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* @ see Upload -> allowedMaxFileSize
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* @ var int
*/
public static $allowed_max_file_size ;
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static $allowed_actions = array (
'addfolder' ,
'deletefolder' ,
'deletemarked' ,
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'DeleteItemsForm' ,
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'doUpload' ,
'getsubtree' ,
'movemarked' ,
'removefile' ,
'savefile' ,
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'sync' ,
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'uploadiframe' ,
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'UploadForm' ,
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'deleteUnusedThumbnails' => 'ADMIN' ,
'batchactions' ,
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'BatchActionsForm' ,
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);
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/**
* @ var boolean Enables upload of additional textual information
* alongside each file ( through multifile . js ), which makes
* batch changes easier .
*
* CAUTION : This is an unstable API which might change .
*/
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public static $metadata_upload_enabled = false ;
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/**
* Return fake - ID " root " if no ID is found ( needed to upload files into the root - folder )
*/
public function currentPageID () {
if ( isset ( $_REQUEST [ 'ID' ]) && is_numeric ( $_REQUEST [ 'ID' ])) {
return $_REQUEST [ 'ID' ];
} elseif ( is_numeric ( $this -> urlParams [ 'ID' ])) {
return $this -> urlParams [ 'ID' ];
} elseif ( is_numeric ( Session :: get ( " { $this -> class } .currentPage " ))) {
return Session :: get ( " { $this -> class } .currentPage " );
} else {
return " root " ;
}
}
/**
* Set up the controller , in particular , re - sync the File database with the assets folder ./
*/
function init () {
parent :: init ();
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// Create base folder if it doesnt exist already
if ( ! file_exists ( ASSETS_PATH )) Filesystem :: makeFolder ( ASSETS_PATH );
ENHANCEMENT Introduced constants for system paths like /sapphire in preparation for a more flexible directory reorganisation. Instead of hardcoding your path, please use the following constants: BASE_PATH, BASE_URL, SAPPHIRE_DIR, SAPPHIRE_PATH, CMS_DIR, CMS_PATH, THIRDPARTY_DIR, THIRDPARTY_PATH, ASSETS_DIR, ASSETS_PATH, THEMES_DIR, THEMES_PATH
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@63154 467b73ca-7a2a-4603-9d3b-597d59a354a9
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Requirements :: javascript ( CMS_DIR . " /javascript/AssetAdmin.js " );
Requirements :: css ( CMS_DIR . " /css/AssetAdmin.css " );
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Requirements :: customScript ( <<< JS
_TREE_ICONS = {};
_TREE_ICONS [ 'Folder' ] = {
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fileIcon : 'sapphire/javascript/tree/images/page-closedfolder.gif' ,
openFolderIcon : 'sapphire/javascript/tree/images/page-openfolder.gif' ,
closedFolderIcon : 'sapphire/javascript/tree/images/page-closedfolder.gif'
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};
JS
);
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CMSBatchActionHandler :: register ( 'delete' , 'AssetAdmin_DeleteBatchAction' , 'Folder' );
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}
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/**
* Show the content of the upload iframe . The form is specified by a template .
*/
function uploadiframe () {
Requirements :: clear ();
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Requirements :: javascript ( SAPPHIRE_DIR . " /thirdparty/prototype/prototype.js " );
Requirements :: javascript ( SAPPHIRE_DIR . " /thirdparty/behaviour/behaviour.js " );
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//Requirements::javascript(CMS_DIR . "/javascript/LeftAndMain.js");
Requirements :: javascript ( CMS_DIR . " /thirdparty/multifile/multifile.js " );
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Requirements :: css ( CMS_DIR . " /thirdparty/multifile/multifile.css " );
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Requirements :: javascript ( SAPPHIRE_DIR . " /thirdparty/jquery/jquery.js " );
Requirements :: javascript ( SAPPHIRE_DIR . " /javascript/jquery_improvements.js " );
ENHANCEMENT Introduced constants for system paths like /sapphire in preparation for a more flexible directory reorganisation. Instead of hardcoding your path, please use the following constants: BASE_PATH, BASE_URL, SAPPHIRE_DIR, SAPPHIRE_PATH, CMS_DIR, CMS_PATH, THIRDPARTY_DIR, THIRDPARTY_PATH, ASSETS_DIR, ASSETS_PATH, THEMES_DIR, THEMES_PATH
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@63154 467b73ca-7a2a-4603-9d3b-597d59a354a9
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Requirements :: css ( CMS_DIR . " /css/typography.css " );
Requirements :: css ( CMS_DIR . " /css/layout.css " );
Requirements :: css ( CMS_DIR . " /css/cms_left.css " );
Requirements :: css ( CMS_DIR . " /css/cms_right.css " );
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if ( isset ( $data [ 'ID' ]) && $data [ 'ID' ] != 'root' ) $folder = DataObject :: get_by_id ( " Folder " , $data [ 'ID' ]);
else $folder = singleton ( 'Folder' );
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return array ( 'CanUpload' => $folder -> canEdit ());
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}
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/**
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* Needs to be enabled through { @ link AssetAdmin :: $metadata_upload_enabled }
*
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* @ return String
*/
function UploadMetadataHtml () {
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if ( ! self :: $metadata_upload_enabled ) return ;
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$fields = singleton ( 'File' ) -> uploadMetadataFields ();
// Return HTML with markers for easy replacement
$fieldHtml = '' ;
foreach ( $fields as $field ) $fieldHtml = $fieldHtml . $field -> FieldHolder ();
$fieldHtml = preg_replace ( '/(name|for|id)="(.+?)"/' , '$1="$2[__X__]"' , $fieldHtml );
// Icky hax to fix certain elements with fixed ids
$fieldHtml = preg_replace ( '/-([a-zA-Z0-9]+?)\[__X__\]/' , '[__X__]-$1' , $fieldHtml );
return $fieldHtml ;
}
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/**
* Return the form object shown in the uploadiframe .
*/
function UploadForm () {
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$form = new Form ( $this , 'UploadForm' , new FieldSet (
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new HiddenField ( " ID " , " " , $this -> currentPageID ()),
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new HiddenField ( " FolderID " , " " , $this -> currentPageID ()),
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// needed because the button-action is triggered outside the iframe
new HiddenField ( " action_doUpload " , " " , " 1 " ),
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new FileField ( " Files[0] " , _t ( 'AssetAdmin.CHOOSEFILE' , 'Choose file: ' )),
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new LiteralField ( 'UploadButton' , "
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< input type = \ " submit \" value= \" " . _t ( 'AssetAdmin.UPLOAD' , 'Upload Files Listed Below' ) . " \" name= \" action_upload \" id= \" Form_UploadForm_action_upload \" class= \" action \" />
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" ),
new LiteralField ( 'MultifileCode' , "
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< p > " . _t('AssetAdmin.FILESREADY','Files ready to upload:') . " </ p >
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< div id = \ " Form_UploadForm_FilesList \" ></div>
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" )
), new FieldSet (
));
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// Makes ajax easier
$form -> disableSecurityToken ();
return $form ;
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}
/**
* This method processes the results of the UploadForm .
* It will save the uploaded files to / assets / and create new File objects as required .
*/
function doUpload ( $data , $form ) {
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$newFiles = array ();
$fileIDs = array ();
$fileNames = array ();
$fileSizeWarnings = '' ;
$errorsArr = '' ;
$status = '' ;
$statusMessage = '' ;
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$processedFiles = array ();
foreach ( $data [ 'Files' ] as $param => $files ) {
if ( ! is_array ( $files )) $files = array ( $files );
foreach ( $files as $key => $value ) {
$processedFiles [ $key ][ $param ] = $value ;
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}
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}
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// Load POST data from arrays in to the correct dohickey.
$processedData = array ();
foreach ( $data as $dataKey => $value ) {
if ( $dataKey == 'Files' ) continue ;
if ( is_array ( $value )) {
$i = 0 ;
foreach ( $value as $fileId => $dataValue ) {
if ( ! isset ( $processedData [ $i ])) $processedData [ $i ] = array ();
$processedData [ $i ][ $dataKey ] = $dataValue ;
$i ++ ;
}
}
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}
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$processedData = array_reverse ( $processedData );
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if ( $data [ 'FolderID' ] && $data [ 'FolderID' ] != '' ) $folder = DataObject :: get_by_id ( " Folder " , $data [ 'FolderID' ]);
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else $folder = singleton ( 'Folder' );
foreach ( $processedFiles as $filePostId => $tmpFile ) {
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if ( $tmpFile [ 'error' ] == UPLOAD_ERR_NO_TMP_DIR ) {
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$errorsArr [] = _t ( 'AssetAdmin.NOTEMP' , 'There is no temporary folder for uploads. Please set upload_tmp_dir in php.ini.' );
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break ;
}
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if ( $tmpFile [ 'tmp_name' ]) {
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// validate files (only if not logged in as admin)
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if ( ! File :: $apply_restrictions_to_admin && Permission :: check ( 'ADMIN' )) {
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$valid = true ;
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} else {
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// Set up the validator instance with rules
$validator = new Upload_Validator ();
$validator -> setAllowedExtensions ( File :: $allowed_extensions );
$validator -> setAllowedMaxFileSize ( self :: $allowed_max_file_size );
// Do the upload validation with the rules
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$upload = new Upload ();
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$upload -> setValidator ( $validator );
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$valid = $upload -> validate ( $tmpFile );
if ( ! $valid ) {
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$errorsArr = $upload -> getErrors ();
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}
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}
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// move file to given folder
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if ( $valid ) {
$newFile = $folder -> addUploadToFolder ( $tmpFile );
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if ( self :: $metadata_upload_enabled && isset ( $processedData [ $filePostId ])) {
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$fileObject = DataObject :: get_by_id ( 'File' , $newFile );
$metadataForm = new Form ( $this , 'MetadataForm' , $fileObject -> uploadMetadataFields (), new FieldSet ());
$metadataForm -> loadDataFrom ( $processedData [ $filePostId ]);
$metadataForm -> saveInto ( $fileObject );
$fileObject -> write ();
}
$newFiles [] = $newFile ;
}
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}
}
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if ( $newFiles ) {
$numFiles = sizeof ( $newFiles );
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$statusMessage = sprintf ( _t ( 'AssetAdmin.UPLOADEDX' , " Uploaded %s files " ), $numFiles );
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$status = " good " ;
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} else if ( $errorsArr ) {
$statusMessage = implode ( '\n' , $errorsArr );
$status = 'bad' ;
} else {
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$statusMessage = _t ( 'AssetAdmin.NOTHINGTOUPLOAD' , 'There was nothing to upload' );
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$status = " " ;
}
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$fileObj = false ;
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foreach ( $newFiles as $newFile ) {
$fileIDs [] = $newFile ;
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$fileObj = DataObject :: get_one ( 'File' , " \" File \" . \" ID \" = $newFile " );
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// notify file object after uploading
if ( method_exists ( $fileObj , 'onAfterUpload' )) $fileObj -> onAfterUpload ();
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$fileNames [] = $fileObj -> Name ;
}
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// workaround for content editors image upload. Passing an extra hidden field
// in the content editors view of 'UploadMode' @see HtmlEditorField
// this will be refactored for 2.5
if ( isset ( $data [ 'UploadMode' ]) && $data [ 'UploadMode' ] == " CMSEditor " && $fileObj ) {
// we can use $fileObj considering that the uploader in the cmseditor can only upload
// one file at a time. Once refactored to multiple files this is going to have to be changed
$width = ( is_a ( $fileObj , 'Image' )) ? $fileObj -> getWidth () : '100' ;
$height = ( is_a ( $fileObj , 'Image' )) ? $fileObj -> getHeight () : '100' ;
$values = array (
'Filename' => $fileObj -> Filename ,
'Width' => $width ,
'Height' => $height
);
return Convert :: raw2json ( $values );
}
$sFileIDs = implode ( ',' , $fileIDs );
$sFileNames = implode ( ',' , $fileNames );
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echo <<< HTML
< script type = " text/javascript " >
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var url = parent . document . getElementById ( 'sitetree' ) . getTreeNodeByIdx ( " { $folder -> ID } " ) . getElementsByTagName ( 'a' )[ 0 ] . href ;
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parent . jQuery ( '#Form_EditForm' ) . entwine ( 'ss' ) . loadForm ( url );
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parent . statusMessage ( " { $statusMessage } " , " { $status } " );
</ script >
HTML ;
}
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/**
* Custom currentPage () method to handle opening the 'root' folder
*/
public function currentPage () {
$id = $this -> currentPageID ();
if ( $id && is_numeric ( $id )) {
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return DataObject :: get_by_id ( 'File' , $id );
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} else if ( $id == 'root' ) {
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return singleton ( 'File' );
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}
}
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/**
* Return the form that displays the details of a folder , including a file list and fields for editing the folder name .
*/
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function getEditForm ( $id = null ) {
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if ( $id && $id != " root " ) {
$record = DataObject :: get_by_id ( " File " , $id );
} else {
$record = singleton ( " Folder " );
}
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if ( $record ) {
$fields = $record -> getCMSFields ();
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$actions = new FieldSet ();
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// Only show save button if not 'assets' folder
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if ( $record -> canEdit () && $id != 'root' ) {
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$actions = new FieldSet (
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new FormAction ( 'save' , _t ( 'AssetAdmin.SAVEFOLDERNAME' , 'Save folder name' ))
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);
}
$form = new Form ( $this , " EditForm " , $fields , $actions );
if ( $record -> ID ) {
$form -> loadDataFrom ( $record );
} else {
$form -> loadDataFrom ( array (
" ID " => " root " ,
" URL " => Director :: absoluteBaseURL () . 'assets/' ,
));
}
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if ( ! $record -> canEdit ()) {
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$form -> makeReadonly ();
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}
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$this -> extend ( 'updateEditForm' , $form );
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return $form ;
}
}
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function getSiteTreeFor ( $className , $rootID = null , $childrenMethod = null , $numChildrenMethod = null , $filterFunction = null , $minNodeCount = 30 ) {
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if ( ! $childrenMethod ) $childrenMethod = 'ChildFolders' ;
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return parent :: getSiteTreeFor ( $className , $rootID , $childrenMethod , $numChildrenMethod , $filterFunction , $minNodeCount );
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}
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/**
* Perform the " delete marked " action .
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* Called and returns in same way as 'save' function
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*/
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public function deletemarked ( $urlParams , $form ) {
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$fileList = " ' " . ereg_replace ( ' *, *' , " ',' " , trim ( addslashes ( $_REQUEST [ 'FileIDs' ]))) . " ' " ;
$numFiles = 0 ;
$folderID = 0 ;
$deleteList = '' ;
$brokenPageList = '' ;
if ( $fileList != " '' " ) {
$files = DataObject :: get ( " File " , " \" File \" . \" ID \" IN ( $fileList ) " );
if ( $files ) {
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$brokenPages = array ();
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foreach ( $files as $file ) {
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$brokenPages = array_merge ( $brokenPages , $file -> BackLinkTracking () -> toArray ());
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if ( $file instanceof Image ) {
$file -> deleteFormattedImages ();
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}
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if ( ! $folderID ) {
$folderID = $file -> ParentID ;
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}
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$file -> delete ();
$numFiles ++ ;
}
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if ( $brokenPages ) {
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$brokenPageList = " " . _t ( 'AssetAdmin.NOWBROKEN' , 'These pages now have broken links:' ) . '</ul>' ;
foreach ( $brokenPages as $brokenPage ) {
$brokenPageList .= " <li style="font-size: 65%"> " . $brokenPage -> Breadcrumbs ( 3 , true ) . '</li>' ;
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}
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$brokenPageList .= '</ul>' ;
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} else {
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$brokenPageList = '' ;
}
$deleteList = '' ;
if ( $folderID ) {
$remaining = DB :: query ( " SELECT COUNT(*) FROM \" File \" WHERE \" ParentID \" = $folderID " ) -> value ();
if ( ! $remaining ) $deleteList .= " Element.removeClassName( \$ ('sitetree').getTreeNodeByIdx(' $folderID ').getElementsByTagName('a')[0],'contents'); " ;
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}
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} else {
user_error ( " No files in $fileList could be found! " , E_USER_ERROR );
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}
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}
$message = sprintf ( _t ( 'AssetAdmin.DELETEDX' , " Deleted %s files.%s " ), $numFiles , $brokenPageList ) ;
FormResponse :: add ( $deleteList );
FormResponse :: status_message ( $message , " good " );
FormResponse :: add ( " $ ('Form_EditForm').getPageFromServer( $ ('Form_EditForm_ID').value) " );
return FormResponse :: respond ();
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}
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public function getCMSTreeTitle () {
return Director :: absoluteBaseURL () . " assets " ;
}
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/**
* Action handler for the save button on the file subform .
* Saves the file
*/
public function savefile ( $data , $form ) {
$record = DataObject :: get_by_id ( " File " , $data [ 'ID' ]);
$form -> saveInto ( $record );
$record -> write ();
$title = Convert :: raw2js ( $record -> Title );
$name = Convert :: raw2js ( $record -> Name );
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$saved = sprintf ( _t ( 'AssetAdmin.SAVEDFILE' , 'Saved file %s' ), " # $data[ID] " );
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echo <<< JS
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statusMessage ( '$saved' );
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$ ( 'record-$data[ID]' ) . getElementsByTagName ( 'td' )[ 1 ] . innerHTML = " $title " ;
$ ( 'record-$data[ID]' ) . getElementsByTagName ( 'td' )[ 2 ] . innerHTML = " $name " ;
JS ;
}
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public function sync () {
echo Filesystem :: sync ();
}
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/**
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* Return the entire site tree as a nested UL .
* @ return string HTML for site tree
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*/
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public function SiteTreeAsUL () {
$obj = singleton ( 'Folder' );
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$obj -> setMarkingFilter ( 'ClassName' , ClassInfo :: subclassesFor ( 'Folder' ));
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$obj -> markPartialTree ( 30 , null , " ChildFolders " );
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if ( $p = $this -> currentPage ()) $obj -> markToExpose ( $p );
// getChildrenAsUL is a flexible and complex way of traversing the tree
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$siteTreeList = $obj -> getChildrenAsUL (
'' ,
'"<li id=\"record-$child->ID\" class=\"$child->class" . $child->markingClasses() . ($extraArg->isCurrentPage($child) ? " current" : "") . "\">" . ' .
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'"<a href=\"" . Controller::join_links(substr($extraArg->Link(),0,-1), "show", $child->ID) . "\" class=\"" . ($child->hasChildFolders() ? " contents" : "") . "\" >" . $child->TreeTitle() . "</a>" ' ,
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$this ,
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true ,
" ChildFolders "
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);
// Wrap the root if needs be
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$rootLink = $this -> Link () . 'show/root' ;
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$baseUrl = Director :: absoluteBaseURL () . " assets " ;
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if ( ! isset ( $rootID )) {
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$siteTree = " <ul id= \" sitetree \" class= \" tree unformatted \" ><li id= \" record-root \" class= \" Root \" ><a href= \" $rootLink\ " >< strong > { $baseUrl } </ strong ></ a > "
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. $siteTreeList . " </li></ul> " ;
}
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return $siteTree ;
}
/**
* Returns a subtree of items underneat the given folder .
*/
public function getsubtree () {
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$obj = DataObject :: get_by_id ( 'Folder' , $_REQUEST [ 'ID' ]);
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$obj -> setMarkingFilter ( 'ClassName' , ClassInfo :: subclassesFor ( 'Folder' ));
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$obj -> markPartialTree ();
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$results = $obj -> getChildrenAsUL (
'' ,
'"<li id=\"record-$child->ID\" class=\"$child->class" . $child->markingClasses() . ($extraArg->isCurrentPage($child) ? " current" : "") . "\">" . ' .
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'"<a href=\"" . Controller::join_links(substr($extraArg->Link(),0,-1), "show", $child->ID) . "\" >" . $child->TreeTitle() . "</a>" ' ,
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$this ,
true
);
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return substr ( trim ( $results ), 4 , - 5 );
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}
//------------------------------------------------------------------------------------------//
// Data saving handlers
/**
* Add a new folder and return its details suitable for ajax .
*/
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public function addfolder ( $request ) {
// Protect against CSRF on destructive action
if ( ! SecurityToken :: inst () -> checkRequest ( $request )) return $this -> httpError ( 400 );
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$parent = ( $_REQUEST [ 'ParentID' ] && is_numeric ( $_REQUEST [ 'ParentID' ])) ? ( int ) $_REQUEST [ 'ParentID' ] : 0 ;
$name = ( isset ( $_REQUEST [ 'Name' ])) ? basename ( $_REQUEST [ 'Name' ]) : _t ( 'AssetAdmin.NEWFOLDER' , " NewFolder " );
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}
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/**
* @ return Form
*/
function SyncForm () {
$form = new Form (
$this ,
'SyncForm' ,
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new FieldSet (
),
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new FieldSet (
$btn = new FormAction ( 'doSync' , _t ( 'FILESYSTEMSYNC' , 'Look for new files' ))
)
);
$form -> addExtraClass ( 'actionparams' );
$form -> setFormMethod ( 'GET' );
$form -> setFormAction ( 'dev/tasks/FilesystemSyncTask' );
$btn -> describe ( _t ( 'AssetAdmin_left.ss.FILESYSTEMSYNC_DESC' , 'SilverStripe maintains its own database of the files & images stored in your assets/ folder. Click this button to update that database, if files are added to the assets/ folder from outside SilverStripe, for example, if you have uploaded files via FTP.' ));
return $form ;
}
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/**
* Delete a folder
*/
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public function deletefolder ( $data , $form ) {
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$ids = split ( ' *, *' , $_REQUEST [ 'csvIDs' ]);
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if ( ! $ids ) return false ;
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$script = '' ;
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foreach ( $ids as $id ) {
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if ( is_numeric ( $id )) {
$record = DataObject :: get_by_id ( $this -> stat ( 'tree_class' ), $id );
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if ( $record ) {
$script .= $this -> deleteTreeNodeJS ( $record );
$record -> delete ();
$record -> destroy ();
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}
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}
}
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$size = sizeof ( $ids );
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if ( $size > 1 ) {
$message = $size . ' ' . _t ( 'AssetAdmin.FOLDERSDELETED' , 'folders deleted.' );
} else {
$message = $size . ' ' . _t ( 'AssetAdmin.FOLDERDELETED' , 'folder deleted.' );
}
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$script .= " statusMessage(' $message '); " ;
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return $script ;
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}
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public function removefile ( $request ){
// Protect against CSRF on destructive action
if ( ! SecurityToken :: inst () -> checkRequest ( $request )) return $this -> httpError ( 400 );
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if ( $fileID = $this -> urlParams [ 'ID' ]) {
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$file = DataObject :: get_by_id ( 'File' , $fileID );
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// Delete the temp verions of this file in assets/_resampled
if ( $file instanceof Image ) {
$file -> deleteFormattedImages ();
}
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$file -> delete ();
$file -> destroy ();
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if ( Director :: is_ajax ()) {
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echo <<< JS
$ ( 'Form_EditForm_Files' ) . removeFile ( $fileID );
statusMessage ( 'removed file' , 'good' );
JS ;
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} else {
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Director :: redirectBack ();
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}
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} else {
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user_error ( " AssetAdmin::removefile: Bad parameters: File= $fileID " , E_USER_ERROR );
}
}
public function save ( $urlParams , $form ) {
// Don't save the root folder - there's no database record
if ( $_REQUEST [ 'ID' ] == 'root' ) {
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FormResponse :: status_message ( 'Saved' , 'good' );
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return FormResponse :: respond ();
}
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$form -> dataFieldByName ( 'Name' ) -> Value = $form -> dataFieldByName ( 'Title' ) -> Value ();
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return parent :: save ( $urlParams , $form );
}
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/**
* #################################
* Garbage collection .
* #################################
*/
/**
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* Removes all unused thumbnails from the file store
* and returns the status of the process to the user .
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*/
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public function deleteunusedthumbnails ( $request ) {
// Protect against CSRF on destructive action
if ( ! SecurityToken :: inst () -> checkRequest ( $request )) return $this -> httpError ( 400 );
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$count = 0 ;
$thumbnails = $this -> getUnusedThumbnails ();
if ( $thumbnails ) {
foreach ( $thumbnails as $thumbnail ) {
unlink ( ASSETS_PATH . " / " . $thumbnail );
$count ++ ;
}
}
$message = sprintf ( _t ( 'AssetAdmin.THUMBSDELETED' , '%s unused thumbnails have been deleted' ), $count );
FormResponse :: status_message ( $message , 'good' );
echo FormResponse :: respond ();
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}
/**
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* Creates array containg all unused thumbnails .
*
* Array is created in three steps :
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* 1. Scan assets folder and retrieve all thumbnails
* 2. Scan all HTMLField in system and retrieve thumbnails from them .
* 3. Count difference between two sets ( array_diff )
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*
* @ return array
*/
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private function getUnusedThumbnails () {
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$allThumbnails = array ();
$usedThumbnails = array ();
$dirIterator = new RecursiveIteratorIterator ( new RecursiveDirectoryIterator ( ASSETS_PATH ));
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$classes = ClassInfo :: subclassesFor ( 'SiteTree' );
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if ( $dirIterator ) {
foreach ( $dirIterator as $file ) {
if ( $file -> isFile ()) {
if ( strpos ( $file -> getPathname (), '_resampled' ) !== false ) {
$pathInfo = pathinfo ( $file -> getPathname ());
if ( in_array ( strtolower ( $pathInfo [ 'extension' ]), array ( 'jpeg' , 'jpg' , 'jpe' , 'png' , 'gif' ))) {
$path = str_replace ( '\\' , '/' , $file -> getPathname ());
$allThumbnails [] = substr ( $path , strpos ( $path , '/assets/' ) + 8 );
}
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}
}
}
}
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if ( $classes ) {
foreach ( $classes as $className ) {
$SNG_class = singleton ( $className );
$objects = DataObject :: get ( $className );
if ( $objects !== NULL ) {
foreach ( $objects as $object ) {
foreach ( $SNG_class -> db () as $fieldName => $fieldType ) {
if ( $fieldType == 'HTMLText' ) {
$url1 = HTTP :: findByTagAndAttribute ( $object -> $fieldName , array ( 'img' => 'src' ));
if ( $url1 != NULL ) {
$usedThumbnails [] = substr ( $url1 [ 0 ], strpos ( $url1 [ 0 ], '/assets/' ) + 8 );
}
if ( $object -> latestPublished > 0 ) {
$object = Versioned :: get_latest_version ( $className , $object -> ID );
$url2 = HTTP :: findByTagAndAttribute ( $object -> $fieldName , array ( 'img' => 'src' ));
if ( $url2 != NULL ) {
$usedThumbnails [] = substr ( $url2 [ 0 ], strpos ( $url2 [ 0 ], '/assets/' ) + 8 );
}
}
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}
}
}
}
}
}
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return array_diff ( $allThumbnails , $usedThumbnails );
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}
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}
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/**
* Delete multiple { @ link Folder } records ( and the associated filesystem nodes ) .
* Usually used through the { @ link AssetAdmin } interface .
*
* @ package cms
* @ subpackage batchactions
*/
class AssetAdmin_DeleteBatchAction extends CMSBatchAction {
function getActionTitle () {
// _t('AssetAdmin_left.ss.SELECTTODEL','Select the folders that you want to delete and then click the button below')
return _t ( 'AssetAdmin_DeleteBatchAction.TITLE' , 'Delete folders' );
}
function run ( DataObjectSet $records ) {
$status = array (
'modified' => array (),
'deleted' => array ()
);
foreach ( $records as $record ) {
$id = $record -> ID ;
// Perform the action
if ( $record -> canDelete ()) $record -> delete ();
$status [ 'deleted' ][ $id ] = array ();
$record -> destroy ();
unset ( $record );
}
return Convert :: raw2json ( $status );
}
}
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?>