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delete_temp_files()

Description

Delete old files and folders from tempo directory based on the configured $purge_temp_folder_age value
Affects filestore/tmp, $storagedir/tmp or the configured $tempdir directory

Parameters

ColumnTypeDefaultDescription
void { :

Location

include/file_functions.php lines 608 to 698

Definition

 
function delete_temp_files(): void
{
    if ($GLOBALS["purge_temp_folder_age"] === 0) {
        // Disabled
        return;
    }
    // Set up array of folders to scan
    $folderstoscan = [];
    $folderstoscan[] = get_temp_dir();
    
    $modified_folderstoscan = hook("add_folders_to_delete_from_temp", "", array($folderstoscan));
    if (is_array($modified_folderstoscan) && !empty($modified_folderstoscan)) {
        $folderstoscan = $modified_folderstoscan;
    }

    // Set up array of folders to exclude
    $excludepaths = [];
    if (isset($GLOBALS["geo_tile_cache_directory"])) {
        $excludepaths[] = $GLOBALS["geo_tile_cache_directory"];
    } else {
        $excludepaths[] = get_temp_dir() . "tiles";
    }
    if (DOWNLOAD_FILE_LIFETIME > $GLOBALS["purge_temp_folder_age"]) {
        $excludepaths[] = get_temp_dir(false, "user_downloads");
    }

    // Set up arrays to hold items to delete
    $folderstodelete = [];
    $filestodelete = [];

    foreach ($folderstoscan as $foldertoscan) {
        if (!file_exists($foldertoscan)) {
            continue;
        }
        $foldercontents = new DirectoryIterator($foldertoscan);
        foreach ($foldercontents as $object) {
            if (time() - $object->getMTime() > $GLOBALS["purge_temp_folder_age"] * 24 * 60 * 60) {
                $tmpfilename = $object->getFilename();
                if ($object->isDot()) {
                    continue;
                }
                foreach ($excludepaths as $excludepath) {
                    if (
                        ($tmpfilename == $excludepath)
                        || strpos($object->getRealPath(), $excludepath) == 0
                    ) {
                        continue 2;
                    }
                }
                if ($object->isDir()) {
                    $folderstodelete[] = $foldertoscan . DIRECTORY_SEPARATOR . $tmpfilename;
                } elseif ($object->isFile()) {
                    $filestodelete[] = $foldertoscan . DIRECTORY_SEPARATOR . $tmpfilename;
                }
            }
        }
    }

    foreach ($folderstodelete as $foldertodelete) {
        // Extra check that folder is in an expected path
        if (strpos($foldertodelete, $GLOBALS["storagedir"]) === false
            && strpos($foldertodelete, $GLOBALS["tempdir"]) === false
            && strpos($foldertodelete, 'filestore/tmp') === false
        ) {
            continue;
        }

        $success = rcRmdir($foldertodelete);
        if ('cli' == PHP_SAPI) {
            echo " - deleting directory " . $foldertodelete . " - " . ($success ? "SUCCESS" : "FAILED")  . PHP_EOL;
        }
        debug(" - deleting directory " . $foldertodelete . " - " . ($success ? "SUCCESS" : "FAILED"));
    }

    foreach ($filestodelete as $filetodelete) {
        // Extra check that file is in an expected path
        if (strpos($filetodelete, $GLOBALS["storagedir"]) === false
            && strpos($filetodelete, $GLOBALS["tempdir"]) === false
            && strpos($filetodelete, 'filestore/tmp') === false
        ) {
            continue;
        }

        $success = try_unlink($filetodelete);

        if ('cli' == PHP_SAPI) {
            echo " - deleting file " . $filetodelete . " - " . ($success ? "SUCCESS" : "FAILED")  . PHP_EOL;
        }
        debug(" - deleting file " . $filetodelete . " - " . ($success ? "SUCCESS" : "FAILED"));
    }
}

This article was last updated 31st March 2025 13:05 Europe/London time based on the source file dated 25th March 2025 10:50 Europe/London time.