mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-11 09:20:51 +00:00
06499a6fe6
* lisp/url/url-tramp.el (url-tramp-convert-url-to-tramp) (url-tramp-convert-tramp-to-url): Check, that obj is non-nil.
88 lines
3.1 KiB
EmacsLisp
88 lines
3.1 KiB
EmacsLisp
;;; url-tramp.el --- file-name-handler magic invoking Tramp for some protocols
|
|
|
|
;; Copyright (C) 2014-2019 Free Software Foundation, Inc.
|
|
|
|
;; Author: Michael Albinus <michael.albinus@gmx.de>
|
|
;; Keywords: comm, data, processes, hypermedia
|
|
|
|
;; This file is part of GNU Emacs.
|
|
;;
|
|
;; GNU Emacs is free software: you can redistribute it and/or modify
|
|
;; it under the terms of the GNU General Public License as published by
|
|
;; the Free Software Foundation, either version 3 of the License, or
|
|
;; (at your option) any later version.
|
|
|
|
;; GNU Emacs is distributed in the hope that it will be useful,
|
|
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
;; GNU General Public License for more details.
|
|
|
|
;; You should have received a copy of the GNU General Public License
|
|
;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
;;; Commentary:
|
|
|
|
;;; Code:
|
|
|
|
(require 'url-parse)
|
|
(require 'tramp)
|
|
(require 'password-cache)
|
|
|
|
;;;###autoload
|
|
(defcustom url-tramp-protocols '("ftp" "ssh" "scp" "rsync" "telnet")
|
|
"List of URL protocols for which the work is handled by Tramp.
|
|
They must also be covered by `url-handler-regexp'."
|
|
:group 'url
|
|
:version "25.1"
|
|
:type '(repeat string))
|
|
|
|
(defun url-tramp-convert-url-to-tramp (url)
|
|
"Convert URL to a Tramp file name.
|
|
If URL contains a password, it will be added to the `password-data' cache.
|
|
In case URL is not convertible, nil is returned."
|
|
(let* ((obj (url-generic-parse-url (and (stringp url) url)))
|
|
(port
|
|
(and obj (natnump (url-portspec obj))
|
|
(number-to-string (url-portspec obj)))))
|
|
(when (and obj (member (url-type obj) url-tramp-protocols))
|
|
(when (url-password obj)
|
|
(password-cache-add
|
|
(tramp-make-tramp-file-name
|
|
(url-type obj) (url-user obj) nil
|
|
(url-host obj) port "")
|
|
(url-password obj)))
|
|
(tramp-make-tramp-file-name
|
|
(url-type obj) (url-user obj) nil
|
|
(url-host obj) port (url-filename obj)))))
|
|
|
|
(defun url-tramp-convert-tramp-to-url (file)
|
|
"Convert FILE, a Tramp file name, to a URL.
|
|
In case FILE is not convertible, nil is returned."
|
|
(let* ((obj (ignore-errors (tramp-dissect-file-name file)))
|
|
(port
|
|
(and obj (stringp (tramp-file-name-port obj))
|
|
(string-to-number (tramp-file-name-port obj)))))
|
|
(when (and obj (member (tramp-file-name-method obj) url-tramp-protocols))
|
|
(url-recreate-url
|
|
(url-parse-make-urlobj
|
|
(tramp-file-name-method obj)
|
|
(tramp-file-name-user obj)
|
|
nil ; password.
|
|
(tramp-file-name-host obj)
|
|
port
|
|
(tramp-file-name-localname obj)
|
|
nil nil t))))) ; target attributes fullness.
|
|
|
|
;;;###autoload
|
|
(defun url-tramp-file-handler (operation &rest args)
|
|
"Function called from the `file-name-handler-alist' routines.
|
|
OPERATION is what needs to be done. ARGS are the arguments that
|
|
would have been passed to OPERATION."
|
|
(let ((default-directory (url-tramp-convert-url-to-tramp default-directory))
|
|
(args (mapcar 'url-tramp-convert-url-to-tramp args)))
|
|
(url-tramp-convert-tramp-to-url (apply operation args))))
|
|
|
|
(provide 'url-tramp)
|
|
|
|
;;; url-tramp.el ends here
|