ftp_all_files.php

<?php

// https://stackoverflow.com/questions/49250700/ftp-rawlist-doesnt-list-htaccess
function ftp_all_files($resource, $directory = ".") {
    $rawlist    = ftp_rawlist($resource, "-a " . $directory);
    $rawlist    = array_values(array_filter($rawlist, function ($item) { return !preg_match('/\.?\.$/', $item); }));
    $prettylist = array_map(function ($item) use ($directory) { return ftp_raw2pretty($directory, $item); }, $rawlist);
    foreach ($prettylist as &$item) {
        if ($item["type"] == "dir") {
            $item["children"] = ftp_all_files($resource, $item["path"]);
        }
    }
    return $prettylist;
}

// https://www.garron.me/en/go2linux/ls-file-permissions.html
function ftp_raw2pretty($parent_dir, $rawlistItem) {
    $cols = preg_split("/\s+/", $rawlistItem);
    $parent_dir = $parent_dir == "/" ? "" : $parent_dir;
    $pretty = [
        "name"      => $cols[8],
        "path"      => str_replace("-a ", "", $parent_dir ."/". $cols[8]),
        "parent"    => str_replace("-a ", "", $parent_dir),
        "type"      => "file",
        "size"      => $cols[4], // in bytes
        "last-mod"  => implode(" ", [$cols[5], $cols[6], $cols[7]]),
        "perm"      => $cols[0],
        "user"      => $cols[2],
        "group"     => $cols[3],
        "links"     => $cols[1],
    ];
    if ($cols[0][0] == "d") {
        $pretty["type"] = "dir";
    } else if ($cols[0][0] == "l") {
        $pretty["type"] = "link";
    }
    return $pretty;
}

// expects pretty file / filelist
function ftp_delete_files($conn, $files, &$fails = null) {
    if (!$fails) {
        $fails =  [];
    }
    // array of files
    if ( is_array( array_values($files)[0] ) ) {
        foreach ($files as $file) {
            ftp_delete_files($conn, $file, $fails);
        }
    } else {
        // just file
        $file = $files;
        // it's a folder
        if ($file["type"] == "dir") {
            // non-empty folder
            if ( isset($file["children"]) ) {
                // first delete all child files (and folders)
                foreach ($file["children"] as $child) {
                    ftp_delete_files($conn, $child, $fails);
                }
                // then delete the (parent) folder
                if (!@ftp_rmdir($conn, $file["path"])) {
                    $fails[] = $file;
                }
            } else {
                // empty folder
                if (!@ftp_rmdir($conn, $file["path"])) {
                    $fails[] = $file;
                }
            }
        } else {
            // it's a file
            if (!@ftp_delete($conn, $file["path"])) {
                $fails[] = $file;
            }
        }
    }
    // for whatever reasons, these could not be deleted
    if (count($fails) > 0) {
        return $fails;
    }
    return true;
}


/* example ftp_all_files() output

Array
(
    [0] => Array
        (
            [name] => cgi-bin
            [path] => public_html/cgi-bin
            [parent] => public_html
            [type] => dir
            [size] => 4096
            [last-mod] => Mar 13 11:50
            [perm] => drwxr-xr-x
            [user] => 769
            [group] => test
            [links] => 2
            [children] => Array
                (
                    [0] => Array
                        (
                            [name] => .htaccess
                            [path] => public_html/cgi-bin/.htaccess
                            [parent] => public_html/cgi-bin
                            [type] => file
                            [size] => 11
                            [last-mod] => Mar 13 11:44
                            [perm] => -rw-r--r--
                            [user] => 769
                            [group] => test
                            [links] => 1
                        )

                )

        )

    [1] => Array
        (
            [name] => index.html
            [path] => public_html/index.html
            [parent] => public_html
            [type] => file
            [size] => 608
            [last-mod] => Mar 13 10:49
            [perm] => -rw-r--r--
            [user] => 769
            [group] => test
            [links] => 1
        )
)
*/