2 namespace TYPO3\CMS\Core\
Resource\Index
;
4 /***************************************************************
7 * (c) 2013 Steffen Ritter <steffen.ritter@typo3.org>
10 * This script is part of the TYPO3 project. The TYPO3 project is
11 * free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * The GNU General Public License can be found at
17 * http://www.gnu.org/copyleft/gpl.html.
18 * A copy is found in the text file GPL.txt and important notices to the license
19 * from the author is found in LICENSE.txt distributed with these scripts.
22 * This script is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
27 * This copyright notice MUST APPEAR in all copies of the script!
28 ***************************************************************/
30 use TYPO3\CMS\Core\
Resource;
33 * An Interface for MetaData extractors the FAL Indexer uses
35 interface ExtractorInterface
{
38 * Returns an array of supported file types;
39 * An empty array indicates all filetypes
43 public function getFileTypeRestrictions();
47 * Get all supported DriverClasses
49 * Since some extractors may only work for local files, and other extractors
50 * are especially made for grabbing data from remote.
52 * Returns array of string with driver names of Drivers which are supported,
53 * If the driver did not register a name, it's the classname.
54 * empty array indicates no restrictions
58 public function getDriverRestrictions();
61 * Returns the priority of the extraction Service
62 * Should be between 1 and 100
66 public function getPriority();
69 * Checks if the given file can be processed by this Extractor
71 * @param Resource\File $file
74 public function canProcess(Resource\File
$file);
77 * The actual processing TASK
79 * Should return an array with database properties for sys_file_metadata to write
81 * @param Resource\File $file
84 public function extractMetaData(Resource\File
$file);