wp_back/wp-content/plugins/shortpixel-image-optimiser/class/Controller/FileSystemController.php
2024-05-20 15:37:46 +03:00

600 lines
20 KiB
PHP

<?php
namespace ShortPixel\Controller;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
use ShortPixel\ShortPixelLogger\ShortPixelLogger as Log;
use ShortPixel\Model\File\DirectoryModel as DirectoryModel;
use ShortPixel\Model\File\FileModel as FileModel;
use ShortPixel\Model\Image\MediaLibraryModel as MediaLibraryModel;
use ShortPixel\Model\Image\MediaLibraryThumbnailModel as MediaLibraryThumbnailModel;
use ShortPixel\Model\Image\CustomImageModel as CustomImageModel;
/** Controller for FileSystem operations
*
* This controller is used for -compound- ( complex ) FS operations, using the provided models File en Directory.
* USE via \wpSPIO()->filesystem();
*/
Class FileSystemController extends \ShortPixel\Controller
{
protected $env;
static $mediaItems = array();
static $customItems = array();
public function __construct()
{
$this->env = wpSPIO()->env();
}
/** Get FileModel for a certain path. This can exist or not
*
* @param String Path Full Path to the file
* @return FileModel FileModel Object. If file does not exist, not all values are set.
*/
public function getFile($path)
{
return new FileModel($path);
}
/** Get MediaLibraryModel for a Post_id
* @param int $id
* @param bool $useCache If false then it will require a fresh copt from database. Use when meta has changed / saved
* @param bool $cacheOnly Prevent fetching from Database. Used for checkLegacy and other places where conflicts with mainFile arise, checking for backups.
*/
public function getMediaImage($id, $useCache = true, $cacheOnly = false)
{
if ($useCache === true && isset(self::$mediaItems[$id]))
{
return self::$mediaItems[$id];
}
if (true === $cacheOnly)
return false;
$filepath = get_attached_file($id);
$filepath = apply_filters('shortpixel_get_attached_file', $filepath, $id);
// Somehow get_attached_file can return other random stuff.
if ($filepath === false || strlen($filepath) == 0)
return false;
$imageObj = new MediaLibraryModel($id, $filepath);
if (is_object($imageObj))
{
self::$mediaItems[$id] = $imageObj;
}
return $imageObj;
}
/**
* @param int $id
*/
public function getCustomImage($id, $useCache = true)
{
if ($useCache === true && isset(self::$customItems[$id]))
{
return self::$customItems[$id];
}
$imageObj = new CustomImageModel($id);
if (is_object($imageObj))
{
self::$customItems[$id] = $imageObj;
}
return $imageObj;
}
// Use sporadically, every time an angel o performance dies.
// Required for files that change i.e. enable media replace or other filesystem changing operation.
public function flushImageCache()
{
self::$mediaItems = array();
self::$customItems = array();
MediaLibraryModel::onFlushImageCache();
}
public function flushImage($imageObj)
{
$id = $imageObj->get('id');
$type = $imageObj->get('type');
if ('media' == $type && isset(self::$mediaItems[$id]))
{
unset(self::$mediaItems[$id]);
MediaLibraryModel::onFlushImageCache();
}
if ('custom' == $type && isset(self::$customItems[$id]))
{
unset(self::$customItems[$id]);
}
}
/** Gets a custom Image Model without being in the database. This is used to check if path is a proper customModel path ( not mediaLibrary ) and see if the file should be included per excusion rules */
public function getCustomStub( $path, $load = true)
{
$imageObj = new CustomImageModel(0);
$imageObj->setStub($path, $load);
return $imageObj;
}
/** Generic function to get the correct image Object, to prevent many switches everywhere
* int $id
* string $type
*/
public function getImage( $id, $type, $useCache = true)
{
// False, OptimizeController does a hard check for false.
$imageObj = false;
if ($type == 'media')
{
$imageObj = $this->getMediaImage($id, $useCache);
}
elseif($type == 'custom')
{
$imageObj = $this->getCustomImage($id, $useCache);
}
else
{
Log::addError('FileSystemController GetImage - no correct type given: ' . $type);
}
return $imageObj;
}
/* wp_get_original_image_path with specific ShortPixel filter
* @param int $id
*/
public function getOriginalImage($id)
{
$filepath = \wp_get_original_image_path($id);
$filepath = apply_filters('shortpixel_get_original_image_path', $filepath, $id);
return new MediaLibraryThumbnailModel($filepath, $id, 'original');
}
/** Get DirectoryModel for a certain path. This can exist or not
*
* @param String $path Full Path to the Directory.
* @return DirectoryModel Object with status set on current directory.
*/
public function getDirectory($path)
{
return new DirectoryModel($path);
}
/** Get the BackupLocation for a FileModel. FileModel should be not a backup itself or it will recurse
*
* For now this function should only be used for *new* backup files. Retrieving backup files via this method
* doesn't take into account legacy ways of storage.
*
* @param FileModel $file FileModel with file that needs a backup.
* @return DirectoryModel | Boolean DirectoryModel pointing to the backup directory. Returns false if the directory could not be created, or initialized.
*/
public function getBackupDirectory(FileModel $file, $create = false)
{
if (! function_exists('get_home_path'))
{
require_once(ABSPATH . 'wp-admin/includes/file.php');
}
$wp_home = \get_home_path();
$filepath = $file->getFullPath();
if ($file->is_virtual())
{
$filepath = apply_filters('shortpixel/file/virtual/translate', $filepath, $file);
}
// translate can return false if not properly offloaded / not found there.
if ($filepath !== $file->getFullPath() && $filepath !== false)
{
$file = $this->getFile($filepath);
}
$fileDir = $file->getFileDir();
$backup_subdir = $fileDir->getRelativePath();
if ($backup_subdir === false)
{
$backup_subdir = $this->returnOldSubDir($filepath);
}
$backup_fulldir = SHORTPIXEL_BACKUP_FOLDER . '/' . $backup_subdir;
$directory = $this->getDirectory($backup_fulldir);
$directory = apply_filters("shortpixel/file/backup_folder", $directory, $file);
if ($create === false && $directory->exists())
return $directory;
elseif ($create === true && $directory->check()) // creates directory if needed.
return $directory;
else {
return false;
}
}
/** Get the base folder from where custom paths are possible (from WP-base / sitebase)
*/
public function getWPFileBase()
{
if(\wpSPIO()->env()->is_mainsite) {
$path = (string) $this->getWPAbsPath();
} else {
$up = wp_upload_dir();
$path = realpath($up['basedir']);
}
$dir = $this->getDirectory($path);
if (! $dir->exists())
Log::addWarn('getWPFileBase - Base path doesnt exist');
return $dir;
}
/** This function returns the WordPress Basedir for uploads ( without date and such )
* Normally this would point to /wp-content/uploads.
* @returns DirectoryModel
*/
public function getWPUploadBase()
{
$upload_dir = wp_upload_dir(null, false);
return $this->getDirectory($upload_dir['basedir']);
}
/** This function returns the Absolute Path of the WordPress installation where the **CONTENT** directory is located.
* Normally this would be the same as ABSPATH, but there are installations out there with -cough- alternative approaches
* The Abspath is uses to replace against the domain URL ( home_url ).
* @returns DirectoryModel Either the ABSPATH or where the WP_CONTENT_DIR is located
*/
public function getWPAbsPath()
{
$wpContentPos = strpos(WP_CONTENT_DIR, 'wp-content');
// Check if Content DIR actually has wp-content in it.
if (false !== $wpContentPos)
{
$wpContentAbs = substr(WP_CONTENT_DIR, 0, $wpContentPos); //str_replace( 'wp-content', '', WP_CONTENT_DIR);
}
else {
$wpContentAbs = WP_CONTENT_DIR;
}
if (ABSPATH == $wpContentAbs)
$abspath = ABSPATH;
else
$abspath = $wpContentAbs;
// If constants UPLOADS is defined -AND- there is a blogs.dir in it, add it like this. UPLOAD constant alone is not enough since it can cause ugly doublures in the path if there is another style config.
if (defined('UPLOADS') && strpos(UPLOADS, 'blogs.dir') !== false)
{
$abspath = trailingslashit(ABSPATH) . UPLOADS;
}
$abspath = apply_filters('shortpixel/filesystem/abspath', $abspath );
return $this->getDirectory($abspath);
}
/** Not in use yet, do not use. Future replacement. */
public function checkBackUpFolder($folder = SHORTPIXEL_BACKUP_FOLDER)
{
$dirObj = $this->getDirectory($folder);
$result = $dirObj->check(true); // check creates the whole structure if needed.
return $result;
}
/** Utility function that tries to convert a file-path to a webURL.
*
* If possible, rely on other better methods to find URL ( e.g. via WP functions ).
*/
public function pathToUrl(FileModel $file)
{
$filepath = $file->getFullPath();
$directory = $file->getFileDir();
$is_multi_site = $this->env->is_multisite;
$is_main_site = $this->env->is_mainsite;
// stolen from wp_get_attachment_url
if ( ( $uploads = wp_get_upload_dir() ) && (false === $uploads['error'] || strlen(trim($uploads['error'])) == 0 ) ) {
// Check that the upload base exists in the file location.
if ( 0 === strpos( $filepath, $uploads['basedir'] ) ) { // Simple as it should, filepath and basedir share.
// Replace file location with url location.
$url = str_replace( $uploads['basedir'], $uploads['baseurl'], $filepath );
}
// Multisite backups are stored under uploads/ShortpixelBackups/etc , but basedir would include uploads/sites/2 etc, not matching above
// If this is case, test if removing the last two directories will result in a 'clean' uploads reference.
// This is used by getting preview path ( backup pathToUrl) in bulk and for comparer..
elseif ($is_multi_site && ! $is_main_site && 0 === strpos($filepath, dirname(dirname($uploads['basedir']))) )
{
$url = str_replace( dirname(dirname($uploads['basedir'])), dirname(dirname($uploads['baseurl'])), $filepath );
$homeUrl = home_url();
// The result didn't end in a full URL because URL might have less subdirs ( dirname dirname) .
// This happens when site has blogs.dir (sigh) on a subdomain . Try to substitue the ABSPATH root with the home_url
if (strpos($url, $homeUrl) === false)
{
$url = str_replace( trailingslashit(ABSPATH), trailingslashit($homeUrl), $filepath);
}
} elseif ( false !== strpos( $filepath, 'wp-content/uploads' ) ) {
// Get the directory name relative to the basedir (back compat for pre-2.7 uploads)
$url = trailingslashit( $uploads['baseurl'] . '/' . _wp_get_attachment_relative_path( $filepath ) ) . wp_basename( $filepath );
} else {
// It's a newly-uploaded file, therefore $file is relative to the basedir.
$url = $uploads['baseurl'] . "/$filepath";
}
}
$wp_home_path = (string) $this->getWPAbsPath();
// If the whole WP homepath is still in URL, assume the replace when wrong ( not replaced w/ URL)
// This happens when file is outside of wp_uploads_dir
if (strpos($url, $wp_home_path) !== false)
{
// This is SITE URL, for the same reason it should be home_url in FILEMODEL. The difference is when the site is running on a subdirectory
// (1) ** This is a fix for a real-life issue, do not change if this causes issues, another fix is needed then.
// (2) ** Also a real life fix when a path is /wwwroot/assets/sites/2/ etc, in get site url, the home URL is the site URL, without appending the sites stuff. Fails on original image.
if ($is_multi_site && ! $is_main_site)
{
$wp_home_path = trailingslashit($uploads['basedir']);
$home_url = trailingslashit($uploads['baseurl']);
}
else
$home_url = trailingslashit(get_site_url()); // (1)
$url = str_replace($wp_home_path, $home_url, $filepath);
}
// can happen if there are WP path errors.
if (is_null($url))
return false;
$parsed = parse_url($url); // returns array, null, or false.
// Some hosts set the content dir to a relative path instead of a full URL. Api can't handle that, so add domain and such if this is the case.
if ( !isset($parsed['scheme']) ) {//no absolute URLs used -> we implement a hack
if (isset($parsed['host'])) // This is for URL's for // without http or https. hackhack.
{
$scheme = is_ssl() ? 'https:' : 'http:';
return $scheme. $url;
}
else
{
// From Metafacade. Multiple solutions /hacks.
$home_url = trailingslashit((function_exists("is_multisite") && is_multisite()) ? trim(network_site_url("/")) : trim(home_url()));
return $home_url . ltrim($url,'/');//get the file URL
}
}
if (! is_null($parsed) && $parsed !== false)
return $url;
return false;
}
public function checkURL($url)
{
if (! $this->pathIsURL($url))
{
//$siteurl = get_option('siteurl');
if (strpos($url, get_site_url()) == false)
{
$url = get_site_url(null, $url);
}
}
return apply_filters('shortpixel/filesystem/url', $url);
}
/** Utility function to check if a path is an URL
* Checks if this path looks like an URL.
* @param $path String Path to check
* @return Boolean If path seems domain.
*/
public function pathIsUrl($path)
{
$is_http = (substr($path, 0, 4) == 'http') ? true : false;
$is_https = (substr($path, 0, 5) == 'https') ? true : false;
$is_neutralscheme = (substr($path, 0, 2) == '//') ? true : false; // when URL is relative like //wp-content/etc
$has_urldots = (strpos($path, '://') !== false) ? true : false; // Like S3 offloads
if ($is_http || $is_https || $is_neutralscheme || $has_urldots)
return true;
else
return false;
}
/** Sort files / directories in a certain way.
* Future dev to include options via arg.
*/
public function sortFiles($array, $args = array() )
{
if (count($array) == 0)
return $array;
// what are we sorting.
$class = get_class($array[0]);
$is_files = ($class == 'ShortPixel\FileModel') ? true : false; // if not files, then dirs.
usort($array, function ($a, $b) use ($is_files)
{
if ($is_files)
return strcmp($a->getFileName(), $b->getFileName());
else {
return strcmp($a->getName(), $b->getName());
}
}
);
return $array;
}
// @todo Deprecate this, move some functs perhaps to DownloadHelper.
// @todo Should not be in use anymore. Remove on next update / annoyance
public function downloadFile($url, $destinationPath)
{
Log::addWarn('Deprecated DownloadFile function invoked (FileSystemController)');
$downloadTimeout = max(SHORTPIXEL_MAX_EXECUTION_TIME - 10, 15);
$fs = \wpSPIO()->filesystem(); // @todo change this all to $this
// $fs = \wpSPIO()->fileSystem();
$destinationFile = $fs->getFile($destinationPath);
$args_for_get = array(
'stream' => true,
'filename' => $destinationPath,
'timeout' => $downloadTimeout,
);
$response = wp_remote_get( $url, $args_for_get );
if(is_wp_error( $response )) {
Log::addError('Download file failed', array($url, $response->get_error_messages(), $response->get_error_codes() ));
// Try to get it then via this way.
$response = download_url($url, $downloadTimeout);
if (!is_wp_error($response)) // response when alright is a tmp filepath. But given path can't be trusted since that can be reason for fail.
{
$tmpFile = $fs->getFile($response);
$result = $tmpFile->move($destinationFile);
} // download_url ..
else {
Log::addError('Secondary download failed', array($url, $response->get_error_messages(), $response->get_error_codes() ));
}
}
else { // success, at least the download.
$destinationFile = $fs->getFile($response['filename']);
}
Log::addDebug('Remote Download attempt result', array($url, $destinationPath));
if ($destinationFile->exists())
return true;
else
return false;
}
/** Get all files from a directory tree, starting at given dir.
* @param DirectoryModel $dir to recursive into
* @param Array $filters Collection of optional filters as accepted by FileFilter in directoryModel
* @return Array Array of FileModel Objects
**/
public function getFilesRecursive(DirectoryModel $dir, $filters = array() )
{
$fileArray = array();
if (! $dir->exists())
return $fileArray;
$files = $dir->getFiles($filters);
$fileArray = array_merge($fileArray, $files);
$subdirs = $dir->getSubDirectories();
foreach($subdirs as $subdir)
{
$fileArray = array_merge($fileArray, $this->getFilesRecursive($subdir, $filters));
}
return $fileArray;
}
// Url very sparingly.
public function url_exists($url)
{
if (! \wpSPIO()->env()->is_function_usable('curl_init'))
{
return null;
}
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_NOBODY, true);
curl_exec($ch);
$responseCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($responseCode == 200)
{
return true;
}
else {
return false;
}
}
/** Any files / directories loaded while this is active will not check for exists or other filesystem operations
*
*/
public function startTrustedMode()
{
if (\wpSPIO()->env()->useTrustedMode())
{
FileModel::$TRUSTED_MODE = true;
DirectoryModel::$TRUSTED_MODE = true;
}
}
public function endTrustedMode()
{
if (\wpSPIO()->env()->useTrustedMode())
{
FileModel::$TRUSTED_MODE = false;
DirectoryModel::$TRUSTED_MODE = false;
}
}
/** Old method of getting a subDir. This is messy and hopefully should not be used anymore. It's added here for backward compat in case of exceptions */
private function returnOldSubDir($file)
{
// Experimental FS handling for relativePath. Should be able to cope with more exceptions. See Unit Tests
Log::addWarn('Return Old Subdir was called, everything else failed');
$homePath = get_home_path();
if($homePath == '/') {
$homePath = $this->getWPAbsPath();
}
$hp = wp_normalize_path($homePath);
$file = wp_normalize_path($file);
// $sp__uploads = wp_upload_dir();
if(strstr($file, $hp)) {
$path = str_replace( $hp, "", $file);
} elseif( strstr($file, dirname( WP_CONTENT_DIR ))) { //in some situations the content dir is not inside the root, check this also (ex. single.shortpixel.com)
$path = str_replace( trailingslashit(dirname( WP_CONTENT_DIR )), "", $file);
} elseif( (strstr(realpath($file), realpath($hp)))) {
$path = str_replace( realpath($hp), "", realpath($file));
} elseif( strstr($file, trailingslashit(dirname(dirname( SHORTPIXEL_UPLOADS_BASE )))) ) {
$path = str_replace( trailingslashit(dirname(dirname( SHORTPIXEL_UPLOADS_BASE ))), "", $file);
} else {
$path = (substr($file, 1));
}
$pathArr = explode('/', $path);
unset($pathArr[count($pathArr) - 1]);
return implode('/', $pathArr) . '/';
}
}