mirror of
https://github.com/silverstripe/silverstripe-cms
synced 2024-10-22 08:05:56 +02:00
b810f0ecbc
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/branches/2.4@100335 467b73ca-7a2a-4603-9d3b-597d59a354a9
776 lines
23 KiB
PHP
Executable File
776 lines
23 KiB
PHP
Executable File
<?php
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/**
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* AssetAdmin is the 'file store' section of the CMS.
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* It provides an interface for maniupating the File and Folder objects in the system.
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*
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* @package cms
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* @subpackage assets
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*/
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class AssetAdmin extends LeftAndMain {
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static $url_segment = 'assets';
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static $url_rule = '/$Action/$ID';
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static $menu_title = 'Files & Images';
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public static $tree_class = 'File';
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/**
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* @see Upload->allowedMaxFileSize
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* @var int
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*/
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public static $allowed_max_file_size;
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static $allowed_actions = array(
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'addfolder',
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'deletefolder',
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'deletemarked',
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'DeleteItemsForm',
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'deleteUnusedThumbnails',
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'doUpload',
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'getfile',
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'getsubtree',
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'movemarked',
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'removefile',
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'save',
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'savefile',
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'sync',
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'uploadiframe',
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'UploadForm',
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'deleteUnusedThumbnails' => 'ADMIN'
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);
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/**
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* Return fake-ID "root" if no ID is found (needed to upload files into the root-folder)
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*/
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public function currentPageID() {
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if(isset($_REQUEST['ID']) && is_numeric($_REQUEST['ID'])) {
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return $_REQUEST['ID'];
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} elseif (is_numeric($this->urlParams['ID'])) {
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return $this->urlParams['ID'];
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} elseif(is_numeric(Session::get("{$this->class}.currentPage"))) {
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return Session::get("{$this->class}.currentPage");
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} else {
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return "root";
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}
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}
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/**
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* Set up the controller, in particular, re-sync the File database with the assets folder./
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*/
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function init() {
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parent::init();
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if(!file_exists(ASSETS_PATH)) {
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mkdir(ASSETS_PATH);
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}
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// needed for MemberTableField (Requirements not determined before Ajax-Call)
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Requirements::css(THIRDPARTY_DIR . "/greybox/greybox.css");
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Requirements::css(SAPPHIRE_DIR . "/css/ComplexTableField.css");
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Requirements::javascript(CMS_DIR . "/javascript/AssetAdmin.js");
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Requirements::javascript(THIRDPARTY_DIR . "/greybox/AmiJS.js");
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Requirements::javascript(THIRDPARTY_DIR . "/greybox/greybox.js");
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Requirements::css(THIRDPARTY_DIR . "/greybox/greybox.css");
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Requirements::css(CMS_DIR . "/css/AssetAdmin.css");
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Requirements::customScript(<<<JS
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_TREE_ICONS = {};
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_TREE_ICONS['Folder'] = {
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fileIcon: 'sapphire/javascript/tree/images/page-closedfolder.gif',
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openFolderIcon: 'sapphire/javascript/tree/images/page-openfolder.gif',
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closedFolderIcon: 'sapphire/javascript/tree/images/page-closedfolder.gif'
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};
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JS
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);
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}
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/**
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* Show the content of the upload iframe. The form is specified by a template.
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*/
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function uploadiframe() {
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Requirements::clear();
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Requirements::javascript(SAPPHIRE_DIR . "/thirdparty/prototype/prototype.js");
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Requirements::javascript(SAPPHIRE_DIR . '/javascript/loader.js');
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Requirements::javascript(SAPPHIRE_DIR . "/thirdparty/behaviour/behaviour.js");
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Requirements::javascript(SAPPHIRE_DIR . "/javascript/prototype_improvements.js");
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Requirements::javascript(SAPPHIRE_DIR . "/javascript/layout_helpers.js");
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Requirements::javascript(CMS_DIR . "/javascript/LeftAndMain.js");
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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");
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Requirements::javascript(SAPPHIRE_DIR . "/javascript/jquery_improvements.js");
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Requirements::css(CMS_DIR . "/css/typography.css");
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Requirements::css(CMS_DIR . "/css/layout.css");
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Requirements::css(CMS_DIR . "/css/cms_left.css");
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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']);
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else $folder = singleton('Folder');
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return array( 'CanUpload' => $folder->canEdit());
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}
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/**
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* @return String
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*/
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function UploadMetadataHtml() {
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$fields = singleton('File')->uploadMetadataFields();
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// Return HTML with markers for easy replacement
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$fieldHtml = '';
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foreach($fields as $field) $fieldHtml = $fieldHtml . $field->FieldHolder();
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$fieldHtml = preg_replace('/(name|for|id)="(.+?)"/', '$1="$2[__X__]"', $fieldHtml);
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// Icky hax to fix certain elements with fixed ids
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$fieldHtml = preg_replace('/-([a-zA-Z0-9]+?)\[__X__\]/', '[__X__]-$1', $fieldHtml);
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return $fieldHtml;
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}
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/**
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* Return the form object shown in the uploadiframe.
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*/
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function UploadForm() {
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$form = new Form($this,'UploadForm', new FieldSet(
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new HiddenField("ID", "", $this->currentPageID()),
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new HiddenField("FolderID", "", $this->currentPageID()),
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// needed because the button-action is triggered outside the iframe
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new HiddenField("action_doUpload", "", "1"),
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new FileField("Files[0]" , _t('AssetAdmin.CHOOSEFILE','Choose file: ')),
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new LiteralField('UploadButton',"
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<input type=\"submit\" value=\"". _t('AssetAdmin.UPLOAD', 'Upload Files Listed Below'). "\" name=\"action_upload\" id=\"Form_UploadForm_action_upload\" class=\"action\" />
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"),
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new LiteralField('MultifileCode',"
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<p>" . _t('AssetAdmin.FILESREADY','Files ready to upload:') ."</p>
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<div id=\"Form_UploadForm_FilesList\"></div>
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")
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), new FieldSet(
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));
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// Makes ajax easier
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$form->disableSecurityToken();
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return $form;
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}
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/**
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* This method processes the results of the UploadForm.
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* It will save the uploaded files to /assets/ and create new File objects as required.
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*/
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function doUpload($data, $form) {
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$newFiles = array();
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$fileIDs = array();
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$fileNames = array();
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$fileSizeWarnings = '';
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$uploadErrors = '';
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$jsErrors = '';
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$status = '';
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$statusMessage = '';
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$processedFiles = array();
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foreach($data['Files'] as $param => $files) {
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if(!is_array($files)) $files = array($files);
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foreach($files as $key => $value) {
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$processedFiles[$key][$param] = $value;
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}
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}
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array_shift($processedFiles);
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// Load POST data from arrays in to the correct dohickey.
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$processedData = array();
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foreach($data as $dataKey => $value) {
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if ($dataKey == 'Files') continue;
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if (is_array($value)) {
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$i = 0;
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foreach($value as $fileId => $dataValue) {
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if (!isset($processedData[$i])) $processedData[$i] = array();
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$processedData[$i][$dataKey] = $dataValue;
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$i++;
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}
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}
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}
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$processedData = array_reverse($processedData);
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if($data['ID'] && $data['ID'] != 'root') $folder = DataObject::get_by_id("Folder", $data['ID']);
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else $folder = singleton('Folder');
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foreach($processedFiles as $filePostId => $tmpFile) {
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if($tmpFile['error'] == UPLOAD_ERR_NO_TMP_DIR) {
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$status = 'bad';
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$statusMessage = _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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}
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if($tmpFile['tmp_name']) {
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// Workaround open_basedir problems
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if(ini_get("open_basedir")) {
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$newtmp = TEMP_FOLDER . '/' . $tmpFile['name'];
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move_uploaded_file($tmpFile['tmp_name'], $newtmp);
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$tmpFile['tmp_name'] = $newtmp;
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}
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// validate files (only if not logged in as admin)
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if(!File::$apply_restrictions_to_admin && Permission::check('ADMIN')) {
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$valid = true;
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} else {
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// Set up the validator instance with rules
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$validator = new Upload_Validator();
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$validator->setAllowedExtensions(File::$allowed_extensions);
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$validator->setAllowedMaxFileSize(self::$allowed_max_file_size);
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// 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);
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if(!$valid) {
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$errors = $upload->getErrors();
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if($errors) foreach($errors as $error) {
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$jsErrors .= "alert('" . Convert::raw2js($error) . "');";
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}
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}
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}
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// move file to given folder
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if($valid) {
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$newFile = $folder->addUploadToFolder($tmpFile);
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if (isset($processedData[$filePostId])) {
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$fileObject = DataObject::get_by_id('File', $newFile);
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$metadataForm = new Form($this, 'MetadataForm', $fileObject->uploadMetadataFields(), new FieldSet());
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$metadataForm->loadDataFrom($processedData[$filePostId]);
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$metadataForm->saveInto($fileObject);
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$fileObject->write();
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}
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$newFiles[] = $newFile;
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}
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}
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}
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if($newFiles) {
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$numFiles = sizeof($newFiles);
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$statusMessage = sprintf(_t('AssetAdmin.UPLOADEDX',"Uploaded %s files"),$numFiles);
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$status = "good";
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} else if($status != 'bad') {
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$statusMessage = _t('AssetAdmin.NOTHINGTOUPLOAD','There was nothing to upload');
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$status = "";
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}
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$fileObj = false;
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foreach($newFiles as $newFile) {
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$fileIDs[] = $newFile;
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$fileObj = DataObject::get_one('File', "\"File\".\"ID\"=$newFile");
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// notify file object after uploading
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if (method_exists($fileObj, 'onAfterUpload')) $fileObj->onAfterUpload();
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$fileNames[] = $fileObj->Name;
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}
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// workaround for content editors image upload.Passing an extra hidden field
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// in the content editors view of 'UploadMode' @see HtmlEditorField
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// this will be refactored for 2.5
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if(isset($data['UploadMode']) && $data['UploadMode'] == "CMSEditor" && $fileObj) {
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// we can use $fileObj considering that the uploader in the cmseditor can only upload
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// one file at a time. Once refactored to multiple files this is going to have to be changed
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$width = (is_a($fileObj, 'Image')) ? $fileObj->getWidth() : '100';
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$height = (is_a($fileObj, 'Image')) ? $fileObj->getHeight() : '100';
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$values = array(
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'Filename' => $fileObj->Filename,
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'Width' => $width,
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'Height' => $height
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);
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return Convert::raw2json($values);
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}
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$sFileIDs = implode(',', $fileIDs);
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$sFileNames = implode(',', $fileNames);
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echo <<<HTML
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<script type="text/javascript">
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/* IDs: $sFileIDs */
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/* Names: $sFileNames */
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var form = parent.document.getElementById('Form_EditForm');
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form.getPageFromServer(form.elements.ID.value);
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parent.statusMessage("{$statusMessage}","{$status}");
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$jsErrors
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parent.document.getElementById('sitetree').getTreeNodeByIdx( "{$folder->ID}" ).getElementsByTagName('a')[0].className += ' contents';
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</script>
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HTML;
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}
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/**
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* Custom currentPage() method to handle opening the 'root' folder
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*/
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public function currentPage() {
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$id = $this->currentPageID();
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if($id && is_numeric($id)) {
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return DataObject::get_by_id($this->stat('tree_class'), $id);
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} else if($id == 'root') {
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return singleton($this->stat('tree_class'));
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}
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}
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/**
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* Return the form that displays the details of a folder, including a file list and fields for editing the folder name.
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*/
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function getEditForm($id) {
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if($id && $id != "root") {
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$record = DataObject::get_by_id("File", $id);
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} else {
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$record = singleton("Folder");
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}
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if($record) {
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$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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);
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}
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$form = new Form($this, "EditForm", $fields, $actions);
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if($record->ID) {
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$form->loadDataFrom($record);
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} else {
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$form->loadDataFrom(array(
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"ID" => "root",
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"URL" => Director::absoluteBaseURL() . 'assets/',
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));
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}
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if(!$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 $form;
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}
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}
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/**
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* Perform the "move marked" action.
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* Called and returns in same way as 'save' function
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*/
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public function movemarked($urlParams, $form) {
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if($_REQUEST['DestFolderID'] && (is_numeric($_REQUEST['DestFolderID']) || ($_REQUEST['DestFolderID']) == 'root')) {
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$destFolderID = ($_REQUEST['DestFolderID'] == 'root') ? 0 : $_REQUEST['DestFolderID'];
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$fileList = "'" . ereg_replace(' *, *',"','",trim(addslashes($_REQUEST['FileIDs']))) . "'";
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$numFiles = 0;
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if($fileList != "''") {
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$files = DataObject::get("File", "\"File\".\"ID\" IN ($fileList)");
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if($files) {
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foreach($files as $file) {
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if($file instanceof Image) {
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$file->deleteFormattedImages();
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}
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$file->ParentID = $destFolderID;
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$file->write();
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$numFiles++;
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}
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} else {
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user_error("No files in $fileList could be found!", E_USER_ERROR);
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}
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}
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$message = sprintf(_t('AssetAdmin.MOVEDX','Moved %s files'),$numFiles);
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FormResponse::status_message($message, "good");
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FormResponse::add("$('Form_EditForm_Files').refresh();");
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return FormResponse::respond();
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}
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}
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/**
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* Perform the "delete marked" action.
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* Called and returns in same way as 'save' function
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*/
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public function deletemarked($urlParams, $form) {
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$fileList = "'" . ereg_replace(' *, *',"','",trim(addslashes($_REQUEST['FileIDs']))) . "'";
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$numFiles = 0;
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$folderID = 0;
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$deleteList = '';
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$brokenPageList = '';
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if($fileList != "''") {
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$files = DataObject::get("File", "\"File\".\"ID\" IN ($fileList)");
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if($files) {
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foreach($files as $file) {
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if($file instanceof Image) {
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$file->deleteFormattedImages();
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}
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if(!$folderID) {
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$folderID = $file->ParentID;
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}
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$file->delete();
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$numFiles++;
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}
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if($brokenPages = Notifications::getItems('BrokenLink')) {
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$brokenPageList = " ". _t('AssetAdmin.NOWBROKEN', 'These pages now have broken links:') . '</ul>';
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foreach($brokenPages as $brokenPage) {
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$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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Notifications::notifyByEmail("BrokenLink", "Page_BrokenLinkEmail");
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} else {
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$brokenPageList = '';
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}
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$deleteList = '';
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if($folderID) {
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$remaining = DB::query("SELECT COUNT(*) FROM \"File\" WHERE \"ParentID\" = $folderID")->value();
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if(!$remaining) $deleteList .= "Element.removeClassName(\$('sitetree').getTreeNodeByIdx('$folderID').getElementsByTagName('a')[0],'contents');";
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}
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} else {
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user_error("No files in $fileList could be found!", E_USER_ERROR);
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}
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}
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$message = sprintf(_t('AssetAdmin.DELETEDX',"Deleted %s files.%s"),$numFiles,$brokenPageList) ;
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FormResponse::add($deleteList);
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FormResponse::status_message($message, "good");
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FormResponse::add("$('Form_EditForm').getPageFromServer($('Form_EditForm_ID').value)");
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return FormResponse::respond();
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}
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/**
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* Returns the content to be placed in Form_SubForm when editing a file.
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* Called using ajax.
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*/
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public function getfile() {
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SSViewer::setOption('rewriteHashlinks', false);
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// bdc: only try to return something if user clicked on an object
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if (is_object($this->getSubForm($this->urlParams['ID']))) {
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return $this->getSubForm($this->urlParams['ID'])->formHtmlContent();
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}
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else return null;
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}
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/**
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* Action handler for the save button on the file subform.
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* Saves the file
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*/
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public function savefile($data, $form) {
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$record = DataObject::get_by_id("File", $data['ID']);
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$form->saveInto($record);
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$record->write();
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$title = Convert::raw2js($record->Title);
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$name = Convert::raw2js($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";
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$('record-$data[ID]').getElementsByTagName('td')[2].innerHTML = "$name";
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JS;
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}
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public function sync() {
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echo Filesystem::sync();
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}
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/**
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* Return the entire site tree as a nested UL.
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* @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() {
|
||
$parent = ($_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() {
|
||
$script = '';
|
||
$ids = split(' *, *', $_REQUEST['csvIDs']);
|
||
$script = '';
|
||
|
||
if(!$ids) return false;
|
||
|
||
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 = $size.' '._t('AssetAdmin.FOLDERDELETED', 'folder deleted.');
|
||
}
|
||
|
||
if(isset($brokenPageList)) {
|
||
$message .= ' '._t('AssetAdmin.NOWBROKEN', 'The following pages now have broken links:').'<ul>'.addslashes($brokenPageList).'</ul>'.
|
||
_t('AssetAdmin.NOWBROKEN2', 'Their owners have been emailed and they will fix up those pages.');
|
||
}
|
||
|
||
$script .= "statusMessage('$message');";
|
||
echo $script;
|
||
}
|
||
|
||
public function removefile(){
|
||
if($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() {
|
||
$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);
|
||
}
|
||
|
||
}
|
||
?>
|