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<?php /** * Server File System Storage adaptor for Fabrik file upload element * * @package Joomla * @subpackage Fabrik * @copyright Copyright (C) 2005-2020 Media A-Team, Inc. - All rights reserved. * @license GNU/GPL http://www.gnu.org/copyleft/gpl.html / // No direct access defined('_JEXEC') or die('Restricted access'); use Joomla\CMS\Language\Text; use Joomla\CMS\Filesystem\File; use Joomla\CMS\Filesystem\Path; use Joomla\CMS\Filesystem\Folder; use Joomla\String\StringHelper; require_once JPATH_ROOT . '/plugins/fabrik_element/fileupload/adaptor.php'; /* * Server File System Storage adaptor for Fabrik file upload element * * @package Joomla * @subpackage Fabrik * @since 3.0 / class Filesystemstorage extends FabrikStorageAdaptor { /* * Does a file exist * * @param string $filepath File path to test * @param bool $prependRoot also test with root prepended * * @return bool / public function exists($filepath, $prependRoot = true) { if (empty($filepath) \|\| $filepath == '\\') { return false; } if (File::exists($filepath)) { return true; } if ($prependRoot) { $filepath = COM_FABRIK_BASE . '/' . FabrikString::ltrimword($filepath, COM_FABRIK_BASE . '/'); return File::exists($filepath); } return false; } /* * Does a folder exist * * @param string $path folder path to test * * @return bool / public function folderExists($path) { return Folder::exists($path); } /* * Create empty index.html for security * * @param string $path path to folder * * @return bool success / public function createIndexFile($path) { // Don't write a index.html in root if ($path === '') { return true; } $index_file = $path . '/index.html'; if (!$this->exists($index_file)) { $content = Text::_('PLG_ELEMENT_FILEUPLOAD_INDEX_FILE_CONTENT'); return File::write($index_file, $content); } return true; } /* * Create a folder * * @param string $path Folder path * @param bitmask $mode Permissions * * @return bool / public function createFolder($path, $mode = 0755) { if (Folder::create($path, $mode)) { return $this->createIndexFile($path); } return false; } /* * Make recursive folders * * @param string $folderPath Path to folder - e.g. /images/stories * @param bitmask $mode Permissions * * @return mixed JError\|void / public function makeRecursiveFolders($folderPath, $mode = 0755) { static $nested = 0; // Check if parent dir exists $parent = dirname($folderPath); if (!$this->folderExists($parent)) { // Prevent infinite loops! $nested++; if (($nested > 20) \|\| ($parent == $folderPath)) { $nested--; return false; } if ($this->makeRecursiveFolders($parent, $mode) !== true) { // Folder::create throws an error $nested--; return false; } // OK, parent directory has been created $nested--; } if (Folder::exists($folderPath)) { return true; } return $this->createFolder($folderPath, $mode); } /* * Clean the file path * * @param string $path path to clean * * @return string cleaned path / public function clean($path) { return Path::clean($path); } /* * Clean a file name * * @param string $filename file name to clean * @param int $repeatCounter repeat group counter * * @return string cleaned name / public function cleanName($filename, $repeatCounter) { $params = $this->getParams(); if ($params->get('fu_clean_filename', '1') === '1') { // Replace any non-alphanumeric chars (except _ and - and .) with _ $filename = preg_replace('#[^a-zA-Z0-9_\-\.]#', '_', $filename); } $this->randomizeName($filename); return $filename; } /* * Delete a file * * @param string $filepath file to delete * @param bool $prependRoot also test with root prepended * * @return void / public function delete($filepath, $prependRoot = true) { if (File::exists($filepath)) { return File::delete($filepath); } else { if ($prependRoot) { $filepath = COM_FABRIK_BASE . '/' . FabrikString::ltrimword($filepath, COM_FABRIK_BASE . '/'); return File::delete($filepath); } return false; } } /* * Moves an uploaded file to a destination folder * * @param string $tmpFile The name of the php (temporary) uploaded file * @param string $filepath The path (including filename) to move the uploaded file to * * @return boolean True on success / public function upload($tmpFile, $filepath) { $this->uploadedFilePath = $filepath; $params = $this->getParams(); $allowUnsafe = $params->get('allow_unsafe', '0') === '1'; $uploaded = false; /* * If we're AJAX uploading and WiP is set, then we already "uploaded" it direct from the form through AJAX * to our own tmp location, now we're just moving it - we can't run File::upload(), as that will fail * (it's not an "uploaded file" at this point) / if ($params->get('ajax_upload', '0') === '1' && $params->get('upload_use_wip', '0') === '1') { $uploaded = File::move($tmpFile, $filepath); } else { $uploaded = File::upload($tmpFile, $filepath, false, $allowUnsafe); } if ($uploaded) { return $this->createIndexFile(dirname($filepath)); } return false; } /* * Set a file's permissions * * @param string $filepath file to set permissions for * * @return string / public function setPermissions($filepath) { return Path::setPermissions($filepath); } /* * Write a file * * @param string $file file name * @param string $buffer the buffer to write * * @return bool / public function write($file, $buffer) { return File::write($file, $buffer); } /* * Read a file * * @param string $filepath file path * * @return mixed Returns file contents or boolean False if failed / public function read($filepath) { return file_get_contents($filepath); } /* * Stream a file * * @param string $filepath file path * @param int $chunkSize chunk size * * @return bool / public function stream($filepath, $chunkSize = 1048576) { $buffer = ''; $handle = fopen($filepath, 'rb'); if ($handle === false) { return false; } while (!feof($handle)) { $buffer = fread($handle, $chunkSize); echo $buffer; ob_flush(); flush(); } fclose($handle); return true; } /* * Get the file's URL * * @param string $file file path * * @return string URL / public function getFileUrl($file) { $livesite = COM_FABRIK_LIVESITE; $livesite = rtrim($livesite, '/\\'); $file = StringHelper::ltrim($file, '/\\'); return str_replace("\\", "/", $livesite . '/' . $file); } /* * Get the thumbnail URL for the file given * * @param string $file url * * @return string thumbnail url / public function _getThumb($file) { return $this->_getSmallerFile($file, 'thumb'); } /* * Get the path (relative to site root?) to the smaller file * * @param string $file large file path * @param string $type type (thumb or crop) * * @return string / protected function _getSmallerFile($file, $type) { $params = $this->getParams(); $w = new FabrikWorker; // $$$ rob wasn't working when getting thumb path on upload $ulDir = Path::clean($params->get('ul_directory')); $ulDir = str_replace("\\", "/", $ulDir); // If we're deleting a file, See http://fabrikar.com/forums/showthread.php?t=31715 $file = str_replace("\\", "/", $file); // Replace things like $my->id may barf on other stuff $afile = str_replace(JURI::root(), '', $file); $afile = StringHelper::ltrim($afile, "/"); $ulDir = StringHelper::ltrim($ulDir, "/"); $ulDir = StringHelper::rtrim($ulDir, "/"); $ulDirbits = explode('/', $ulDir); $filebits = explode('/', $afile); $match = array(); $replace = array(); for ($i = 0; $i < count($filebits); $i++) { if (array_key_exists($i, $ulDirbits) && $filebits[$i] != $ulDirbits[$i]) { $match[] = $ulDirbits[$i]; $replace[] = $filebits[$i]; } } $ulDir = str_replace($match, $replace, $ulDir); // $$$ rob wasn't working when getting thumb path on upload $typeDir = $type == 'thumb' ? $params->get('thumb_dir') : $params->get('fileupload_crop_dir'); $thumbdir = str_replace($match, $replace, $typeDir); $ulDir = $w->parseMessageForPlaceHolder($ulDir); $thumbdir = $w->parseMessageForPlaceHolder($thumbdir); $file = $w->parseMessageForPlaceHolder($file); $f = basename($file); $dir = dirname($file); $dir = str_replace($ulDir, ltrim($thumbdir, '/'), $dir); $ext = File::getExt($f); // Remove extension $fclean = str_replace('.' . $ext, '', $f); if ($type == 'thumb') { // $f replaced by $fclean, $ext $file = $dir . '/' . $params->get('thumb_prefix') . $fclean . $params->get('thumb_suffix') . '.' . $ext; } else { $file = $dir . '/' . $f; } return $file; } /* * Get the cropped file name * * @param string $file large file name * * @return string cropped file name / public function _getCropped($file) { return $this->_getSmallerFile($file, 'crop'); } /* * Convert a full url into a full server path * * @param string $url URL * * @see /plugins/fabrik_element/fileupload/storageAdaptor#urlToPath($url) * * @return string path / public function urlToPath($url) { return str_replace(COM_FABRIK_LIVESITE, COM_FABRIK_BASE, $url); } /* * Do a final transform on the path name * * @param string &$filepath path to parse * * @return void / public function finalFilePathParse(&$filepath) { / $$$ hugh - oops! Double Plus Ungood if JPATH_SITE is just /, * which happens on some shared hosts which are chrooted (jailed) * 'cos then we just strip out all the /'s in the path! $filepath = str_replace(JPATH_SITE, '', $filepath); / $filepath = preg_replace('#^' . preg_quote(JPATH_SITE, '#') . '#', '', $filepath); } /** * Get file info using getid3 * * @param string $filepath file path * * @return mixed array\|false / public function getFileInfo($filepath) { $filepath = $this->getFullPath($filepath); if ($this->exists($filepath)) { // $$$ hugh - turn of E_DEPRECATED to avoid warnings about eregi() in getid3 // LOL! E_DEPRECATED only available in 5.3.0+, pitches Notice in anything earlier. :) if (version_compare(PHP_VERSION, '5.3.0') >= 0) { $current_level = error_reporting(); error_reporting($current_level & ~E_DEPRECATED); } require_once COM_FABRIK_FRONTEND . '/libs/phpmimetypeclass/class.mime.php'; $mime = new MIMETypes; $thisFileInfo['filesize'] = filesize($filepath); $thisFileInfo['filename'] = basename($filepath); $thisFileInfo['mime_type'] = $mime->getMimeType($filepath); return $thisFileInfo; } else { return false; } } /* * Get the complete folder path, including the server root * * @param string $filepath The file path * * @return string The cleaned full file path / public function getFullPath($filepath) { if (!(preg_match('#^' . preg_quote(COM_FABRIK_BASE, '#') . '#', $filepath))) { $filepath = COM_FABRIK_BASE . '/' . $filepath; } $filepath = Path::clean($filepath); return $filepath; } /* * Check for snooping * * @param string $folder The file path * * @return void / public function checkPath($folder) { if ($this->appendServerPath()) { Path::check($folder); } } /* * Return the directory separator - can't use DIRECTORY_SEPARATOR by default, as s3 uses / * * @return string * * @since 3.8 */ public function getDS() { return DIRECTORY_SEPARATOR; } }

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