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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.
*
* @package cms
* @subpackage assets
*/
class AssetAdmin extends LeftAndMain {
static $url_segment = 'assets';
static $url_rule = '/$Action/$ID';
static $menu_title = 'Files & Images';
public static $tree_class = 'File';
/**
* @see Upload->allowedMaxFileSize
* @var int
*/
public static $allowed_max_file_size;
static $allowed_actions = array(
'addfolder',
'deletefolder',
'deletemarked',
'DeleteItemsForm',
'deleteUnusedThumbnails',
'doUpload',
'getfile',
'getsubtree',
'movemarked',
'removefile',
'save',
'savefile',
'sync',
'uploadiframe',
'UploadForm',
'deleteUnusedThumbnails' => 'ADMIN'
);
/**
* @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.
*/
public static $metadata_upload_enabled = false;
/**
* Return fake-ID "root" if no ID is found (needed to upload files into the root-folder)
*/
public function currentPageID() {
if(isset($_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();
if(!file_exists(ASSETS_PATH)) {
mkdir(ASSETS_PATH);
}
// needed for MemberTableField (Requirements not determined before Ajax-Call)
Requirements::css(THIRDPARTY_DIR . "/greybox/greybox.css");
Requirements::css(SAPPHIRE_DIR . "/css/ComplexTableField.css");
Requirements::javascript(CMS_DIR . "/javascript/AssetAdmin.js");
Requirements::javascript(THIRDPARTY_DIR . "/greybox/AmiJS.js");
Requirements::javascript(THIRDPARTY_DIR . "/greybox/greybox.js");
Requirements::css(THIRDPARTY_DIR . "/greybox/greybox.css");
Requirements::css(CMS_DIR . "/css/AssetAdmin.css");
Requirements::customScript(<<<JS
_TREE_ICONS = {};
_TREE_ICONS['Folder'] = {
fileIcon: 'sapphire/javascript/tree/images/page-closedfolder.gif',
openFolderIcon: 'sapphire/javascript/tree/images/page-openfolder.gif',
closedFolderIcon: 'sapphire/javascript/tree/images/page-closedfolder.gif'
};
JS
);
}
/**
* Show the content of the upload iframe. The form is specified by a template.
*/
function uploadiframe() {
Requirements::clear();
Requirements::javascript(SAPPHIRE_DIR . "/thirdparty/prototype/prototype.js");
Requirements::javascript(SAPPHIRE_DIR . '/javascript/loader.js');
Requirements::javascript(SAPPHIRE_DIR . "/thirdparty/behaviour/behaviour.js");
Requirements::javascript(SAPPHIRE_DIR . "/javascript/prototype_improvements.js");
Requirements::javascript(SAPPHIRE_DIR . "/javascript/layout_helpers.js");
Requirements::javascript(CMS_DIR . "/javascript/LeftAndMain.js");
Requirements::javascript(CMS_DIR . "/thirdparty/multifile/multifile.js");
Requirements::css(CMS_DIR . "/thirdparty/multifile/multifile.css");
Requirements::javascript(SAPPHIRE_DIR . "/thirdparty/jquery/jquery.js");
Requirements::javascript(SAPPHIRE_DIR . "/javascript/jquery_improvements.js");
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");
if(isset($data['ID']) && $data['ID'] != 'root') $folder = DataObject::get_by_id("Folder", $data['ID']);
else $folder = singleton('Folder');
return array( 'CanUpload' => $folder->canEdit());
}
/**
* Needs to be enabled through {@link AssetAdmin::$metadata_upload_enabled}
*
* @return String
*/
function UploadMetadataHtml() {
if(!self::$metadata_upload_enabled) return;
$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;
}
/**
* Return the form object shown in the uploadiframe.
*/
function UploadForm() {
$form = new Form($this,'UploadForm', new FieldSet(
new HiddenField("ID", "", $this->currentPageID()),
new HiddenField("FolderID", "", $this->currentPageID()),
// needed because the button-action is triggered outside the iframe
new HiddenField("action_doUpload", "", "1"),
new FileField("Files[0]" , _t('AssetAdmin.CHOOSEFILE','Choose file: ')),
new LiteralField('UploadButton',"
<input type=\"submit\" value=\"". _t('AssetAdmin.UPLOAD', 'Upload Files Listed Below'). "\" name=\"action_upload\" id=\"Form_UploadForm_action_upload\" class=\"action\" />
"),
new LiteralField('MultifileCode',"
<p>" . _t('AssetAdmin.FILESREADY','Files ready to upload:') ."</p>
<div id=\"Form_UploadForm_FilesList\"></div>
")
), new FieldSet(
));
// Makes ajax easier
$form->disableSecurityToken();
return $form;
}
/**
* This method processes the results of the UploadForm.
* It will save the uploaded files to /assets/ and create new File objects as required.
*/
function doUpload($data, $form) {
$newFiles = array();
$fileIDs = array();
$fileNames = array();
$fileSizeWarnings = '';
$uploadErrors = '';
$jsErrors = '';
$status = '';
$statusMessage = '';
$processedFiles = array();
foreach($data['Files'] as $param => $files) {
if(!is_array($files)) $files = array($files);
foreach($files as $key => $value) {
$processedFiles[$key][$param] = $value;
}
}
// 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++;
}
}
}
$processedData = array_reverse($processedData);
if($data['FolderID'] && $data['FolderID'] != '') $folder = DataObject::get_by_id("Folder", $data['FolderID']);
else $folder = singleton('Folder');
foreach($processedFiles as $filePostId => $tmpFile) {
if($tmpFile['error'] == UPLOAD_ERR_NO_TMP_DIR) {
$status = 'bad';
$statusMessage = _t('AssetAdmin.NOTEMP', 'There is no temporary folder for uploads. Please set upload_tmp_dir in php.ini.');
break;
}
if($tmpFile['tmp_name']) {
// Workaround open_basedir problems
if(ini_get("open_basedir")) {
$newtmp = TEMP_FOLDER . '/' . $tmpFile['name'];
move_uploaded_file($tmpFile['tmp_name'], $newtmp);
$tmpFile['tmp_name'] = $newtmp;
}
// validate files (only if not logged in as admin)
if(!File::$apply_restrictions_to_admin && Permission::check('ADMIN')) {
$valid = true;
} else {
// 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
$upload = new Upload();
$upload->setValidator($validator);
$valid = $upload->validate($tmpFile);
if(!$valid) {
$errors = $upload->getErrors();
if($errors) foreach($errors as $error) {
$jsErrors .= "alert('" . Convert::raw2js($error) . "');";
}
}
}
// move file to given folder
if($valid) {
$newFile = $folder->addUploadToFolder($tmpFile);
if(self::$metadata_upload_enabled && isset($processedData[$filePostId])) {
$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[] = $newFile;
}
}
}
if($newFiles) {
$numFiles = sizeof($newFiles);
$statusMessage = sprintf(_t('AssetAdmin.UPLOADEDX',"Uploaded %s files"),$numFiles);
$status = "good";
} else if($status != 'bad') {
$statusMessage = _t('AssetAdmin.NOTHINGTOUPLOAD','There was nothing to upload');
$status = "";
}
$fileObj = false;
foreach($newFiles as $newFile) {
$fileIDs[] = $newFile;
$fileObj = DataObject::get_one('File', "\"File\".\"ID\"=$newFile");
// notify file object after uploading
if (method_exists($fileObj, 'onAfterUpload')) $fileObj->onAfterUpload();
$fileNames[] = $fileObj->Name;
}
// workaround for content editors image upload.Passing an extra hidden field
// in the content editors view of 'UploadMode' @see HtmlEditorField
// this will be refactored for 2.5
if(isset($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);
echo <<<HTML
<script type="text/javascript">
/* IDs: $sFileIDs */
/* Names: $sFileNames */
var form = parent.document.getElementById('Form_EditForm');
parent.statusMessage("{$statusMessage}","{$status}");
$jsErrors
parent.document.getElementById('sitetree').getTreeNodeByIdx( "{$folder->ID}" ).getElementsByTagName('a')[0].className += ' contents';
form.getPageFromServer(form.elements.ID.value);
</script>
HTML;
}
/**
* Custom currentPage() method to handle opening the 'root' folder
*/
public function currentPage() {
$id = $this->currentPageID();
if($id && is_numeric($id)) {
return DataObject::get_by_id($this->stat('tree_class'), $id);
} else if($id == 'root') {
return singleton($this->stat('tree_class'));
}
}
/**
* Return the form that displays the details of a folder, including a file list and fields for editing the folder name.
*/
function getEditForm($id) {
if($id && $id != "root") {
$record = DataObject::get_by_id("File", $id);
} else {
$record = singleton("Folder");
}
if($record) {
$fields = $record->getCMSFields();
$actions = new FieldSet();
// Only show save button if not 'assets' folder
if($record->canEdit() && $id != 'root') {
$actions = new FieldSet(
new FormAction('save',_t('AssetAdmin.SAVEFOLDERNAME','Save folder name'))
);
}
$form = new Form($this, "EditForm", $fields, $actions);
if($record->ID) {
$form->loadDataFrom($record);
} else {
$form->loadDataFrom(array(
"ID" => "root",
"URL" => Director::absoluteBaseURL() . 'assets/',
));
}
if(!$record->canEdit()) {
$form->makeReadonly();
}
$this->extend('updateEditForm', $form);
return $form;
}
}
/**
* Perform the "move marked" action.
* Called and returns in same way as 'save' function
*/
public function movemarked($urlParams, $form) {
if($_REQUEST['DestFolderID'] && (is_numeric($_REQUEST['DestFolderID']) || ($_REQUEST['DestFolderID']) == 'root')) {
$destFolderID = ($_REQUEST['DestFolderID'] == 'root') ? 0 : $_REQUEST['DestFolderID'];
$fileList = "'" . ereg_replace(' *, *',"','",trim(addslashes($_REQUEST['FileIDs']))) . "'";
$numFiles = 0;
if($fileList != "''") {
$files = DataObject::get("File", "\"File\".\"ID\" IN ($fileList)");
if($files) {
foreach($files as $file) {
if($file instanceof Image) {
$file->deleteFormattedImages();
}
$file->ParentID = $destFolderID;
$file->write();
$numFiles++;
}
} else {
user_error("No files in $fileList could be found!", E_USER_ERROR);
}
}
$message = sprintf(_t('AssetAdmin.MOVEDX','Moved %s files'),$numFiles);
FormResponse::status_message($message, "good");
FormResponse::add("$('Form_EditForm_Files').refresh();");
return FormResponse::respond();
}
}
/**
* Perform the "delete marked" action.
* Called and returns in same way as 'save' function
*/
public function deletemarked($urlParams, $form) {
$fileList = "'" . ereg_replace(' *, *',"','",trim(addslashes($_REQUEST['FileIDs']))) . "'";
$numFiles = 0;
$folderID = 0;
$deleteList = '';
$brokenPageList = '';
if($fileList != "''") {
$files = DataObject::get("File", "\"File\".\"ID\" IN ($fileList)");
if($files) {
$brokenPages = array();
foreach($files as $file) {
$brokenPages = array_merge($brokenPages, $file->BackLinkTracking()->toArray());
if($file instanceof Image) {
$file->deleteFormattedImages();
}
if(!$folderID) {
$folderID = $file->ParentID;
}
$file->delete();
$numFiles++;
}
if($brokenPages) {
$brokenPageList = " ". _t('AssetAdmin.NOWBROKEN', 'These pages now have broken links:') . '</ul>';
foreach($brokenPages as $brokenPage) {
$brokenPageList .= "<li style=&quot;font-size: 65%&quot;>" . $brokenPage->Breadcrumbs(3, true) . '</li>';
}
$brokenPageList .= '</ul>';
} else {
$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');";
}
} else {
user_error("No files in $fileList could be found!", E_USER_ERROR);
}
}
$message = sprintf(_t('AssetAdmin.DELETEDX',"Deleted %s files.%s"),$numFiles,$brokenPageList) ;
FormResponse::add($deleteList);
FormResponse::status_message($message, "good");
FormResponse::add("$('Form_EditForm').getPageFromServer($('Form_EditForm_ID').value)");
return FormResponse::respond();
}
/**
* Returns the content to be placed in Form_SubForm when editing a file.
* Called using ajax.
*/
public function getfile() {
SSViewer::setOption('rewriteHashlinks', false);
// bdc: only try to return something if user clicked on an object
if (is_object($this->getSubForm($this->urlParams['ID']))) {
return $this->getSubForm($this->urlParams['ID'])->formHtmlContent();
}
else return null;
}
/**
* 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);
$saved = sprintf(_t('AssetAdmin.SAVEDFILE','Saved file %s'),"#$data[ID]");
echo <<<JS
statusMessage('$saved');
$('record-$data[ID]').getElementsByTagName('td')[1].innerHTML = "$title";
$('record-$data[ID]').getElementsByTagName('td')[2].innerHTML = "$name";
JS;
}
public function sync() {
echo Filesystem::sync();
}
/**
* Return the entire site tree as a nested UL.
* @return string HTML for site tree
*/
public function SiteTreeAsUL() {
$obj = singleton('Folder');
$obj->setMarkingFilter('ClassName', ClassInfo::subclassesFor('Folder'));
$obj->markPartialTree(30, null, "ChildFolders");
if($p = $this->currentPage()) $obj->markToExpose($p);
// getChildrenAsUL is a flexible and complex way of traversing the tree
$siteTreeList = $obj->getChildrenAsUL(
'',
'"<li id=\"record-$child->ID\" class=\"$child->class" . $child->markingClasses() . ($extraArg->isCurrentPage($child) ? " current" : "") . "\">" . ' .
'"<a href=\"" . Controller::join_links(substr($extraArg->Link(),0,-1), "show", $child->ID) . "\" class=\"" . ($child->hasChildFolders() ? " contents" : "") . "\" >" . $child->TreeTitle() . "</a>" ',
$this,
true,
"ChildFolders"
);
// Wrap the root if needs be
$rootLink = $this->Link() . 'show/root';
$baseUrl = Director::absoluteBaseURL() . "assets";
if(!isset($rootID)) {
$siteTree = "<ul id=\"sitetree\" class=\"tree unformatted\"><li id=\"record-root\" class=\"Root\"><a href=\"$rootLink\"><strong>{$baseUrl}</strong></a>"
. $siteTreeList . "</li></ul>";
}
return $siteTree;
}
/**
* Returns a subtree of items underneat the given folder.
*/
public function getsubtree() {
$obj = DataObject::get_by_id('Folder', $_REQUEST['ID']);
$obj->setMarkingFilter('ClassName', ClassInfo::subclassesFor('Folder'));
$obj->markPartialTree();
$results = $obj->getChildrenAsUL(
'',
'"<li id=\"record-$child->ID\" class=\"$child->class" . $child->markingClasses() . ($extraArg->isCurrentPage($child) ? " current" : "") . "\">" . ' .
'"<a href=\"" . Controller::join_links(substr($extraArg->Link(),0,-1), "show", $child->ID) . "\" >" . $child->TreeTitle() . "</a>" ',
$this,
true
);
return substr(trim($results), 4, -5);
}
//------------------------------------------------------------------------------------------//
// Data saving handlers
/**
* Add a new folder and return its details suitable for ajax.
*/
public function addfolder($request) {
// Protect against CSRF on destructive action
if(!SecurityToken::inst()->checkRequest($request)) return $this->httpError(400);
$parent = ($_REQUEST['ParentID'] && is_numeric($_REQUEST['ParentID'])) ? (int)$_REQUEST['ParentID'] : 0;
$name = (isset($_REQUEST['Name'])) ? basename($_REQUEST['Name']) : _t('AssetAdmin.NEWFOLDER',"NewFolder");
if($parent) {
$parentObj = DataObject::get_by_id('File', $parent);
if(!$parentObj || !$parentObj->ID) $parent = 0;
}
// Get the folder to be created
if(isset($parentObj->ID)) $filename = $parentObj->FullPath . $name;
else $filename = ASSETS_PATH . '/' . $name;
// Actually create
if(!file_exists(ASSETS_PATH)) {
mkdir(ASSETS_PATH);
}
$p = new Folder();
$p->ParentID = $parent;
$p->Name = $p->Title = basename($filename);
// Ensure uniqueness
$i = 2;
$baseFilename = substr($p->Filename, 0, -1) . '-';
while(file_exists($p->FullPath)) {
$p->Filename = $baseFilename . $i . '/';
$i++;
}
$p->write();
mkdir($p->FullPath);
chmod($p->FullPath, Filesystem::$file_create_mask);
if(isset($_REQUEST['returnID'])) {
return $p->ID;
} else {
return $this->returnItemToUser($p);
}
}
/**
* @return Form
*/
function DeleteItemsForm() {
$form = new Form(
$this,
'DeleteItemsForm',
new FieldSet(
new LiteralField('SelectedPagesNote',
sprintf('<p>%s</p>', _t('AssetAdmin_left.ss.SELECTTODEL','Select the folders that you want to delete and then click the button below'))
),
new HiddenField('csvIDs')
),
new FieldSet(
new FormAction('deletefolder', _t('AssetAdmin_left.ss.DELFOLDERS','Delete the selected folders'))
)
);
$form->addExtraClass('actionparams');
return $form;
}
/**
* Delete a folder
*/
public function deletefolder($data, $ofmr) {
$ids = split(' *, *', $_REQUEST['csvIDs']);
if(!$ids) return false;
$script = '';
foreach($ids as $id) {
if(is_numeric($id)) {
$record = DataObject::get_by_id($this->stat('tree_class'), $id);
if($record) {
$script .= $this->deleteTreeNodeJS($record);
$record->delete();
$record->destroy();
}
}
}
$size = sizeof($ids);
if($size > 1) {
$message = $size.' '._t('AssetAdmin.FOLDERSDELETED', 'folders deleted.');
} else {
$message = $size.' '._t('AssetAdmin.FOLDERDELETED', 'folder deleted.');
}
$script .= "statusMessage('$message');";
return $script;
}
public function removefile($request){
// Protect against CSRF on destructive action
if(!SecurityToken::inst()->checkRequest($request)) return $this->httpError(400);
if($fileID = $this->urlParams['ID']) {
$file = DataObject::get_by_id('File', $fileID);
// Delete the temp verions of this file in assets/_resampled
if($file instanceof Image) {
$file->deleteFormattedImages();
}
$file->delete();
$file->destroy();
if(Director::is_ajax()) {
echo <<<JS
$('Form_EditForm_Files').removeFile($fileID);
statusMessage('removed file', 'good');
JS;
} else {
Director::redirectBack();
}
} else {
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') {
FormResponse::status_message('Saved', 'good');
return FormResponse::respond();
}
$form->dataFieldByName('Name')->Value = $form->dataFieldByName('Title')->Value();
return parent::save($urlParams, $form);
}
/**
* #################################
* Garbage collection.
* #################################
*/
/**
* Removes all unused thumbnails from the file store
* and returns the status of the process to the user.
*/
public function deleteunusedthumbnails($request) {
// Protect against CSRF on destructive action
if(!SecurityToken::inst()->checkRequest($request)) return $this->httpError(400);
$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();
}
/**
* Creates array containg all unused thumbnails.
*
* Array is created in three steps:
* 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)
*
* @return array
*/
private function getUnusedThumbnails() {
$allThumbnails = array();
$usedThumbnails = array();
$dirIterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator(ASSETS_PATH));
$classes = ClassInfo::subclassesFor('SiteTree');
if($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($path, '/assets/') + 8);
}
}
}
}
}
if($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($url2[0], '/assets/') + 8);
}
}
}
}
}
}
}
}
return array_diff($allThumbnails, $usedThumbnails);
}
}
?>
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