diff options
Diffstat (limited to 'lisp/mail/rfc2368.el')
| -rw-r--r-- | lisp/mail/rfc2368.el | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/lisp/mail/rfc2368.el b/lisp/mail/rfc2368.el deleted file mode 100644 index b96f15d3e68..00000000000 --- a/lisp/mail/rfc2368.el +++ /dev/null @@ -1,135 +0,0 @@ -;;; rfc2368.el --- support for rfc2368 -*- lexical-binding:t -*- - -;; Copyright (C) 1998, 2000-2021 Free Software Foundation, Inc. - -;; Author: Sen Nagata <sen@eccosys.com> -;; Keywords: mail - -;; 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: -;; -;; notes: -;; -;; -repeat after me: "the colon is not part of the header name..." -;; -if w3 becomes part of emacs, then it may make sense to have this -;; file depend on w3 -- the maintainer of w3 says merging w/ Emacs -;; is planned! -;; -;; historical note: -;; -;; this is intended as a replacement for mailto.el -;; -;; acknowledgments: -;; -;; the functions that deal w/ unhexifying in this file were basically -;; taken from w3 -- i hope to replace them w/ something else soon OR -;; perhaps if w3 becomes a part of emacs soon, use the functions from w3. - -;;; History: -;; -;; 0.3: -;; -;; added the constant rfc2368-version -;; implemented first potential fix for a bug in rfc2368-mailto-regexp -;; implemented first potential fix for a bug in rfc2368-parse-mailto -;; (both bugs reported by Kenichi OKADA) -;; -;; 0.2: -;; -;; started to use checkdoc -;; -;; 0.1: -;; -;; initial implementation - -;;; Code: - -;; only an approximation? -;; see rfc 1738 -(defconst rfc2368-mailto-regexp - "^\\(mailto:\\)\\([^?]+\\)?\\(\\?\\(.*\\)\\)*" - "Regular expression to match and aid in parsing a mailto url.") - -;; describes 'mailto:' -(defconst rfc2368-mailto-scheme-index 1 - "Describes the `mailto:' portion of the url.") -;; i'm going to call this part the 'prequery' -(defconst rfc2368-mailto-prequery-index 2 - "Describes the portion of the url between `mailto:' and `?'.") -;; i'm going to call this part the 'query' -(defconst rfc2368-mailto-query-index 4 - "Describes the portion of the url after `?'.") - -(defun rfc2368-unhexify-string (string) - "Unhexify STRING -- e.g. `hello%20there' -> `hello there'." - (replace-regexp-in-string "%[[:xdigit:]]\\{2\\}" - (lambda (match) - (string (string-to-number (substring match 1) - 16))) - string t t)) - -(defun rfc2368-parse-mailto-url (mailto-url) - "Parse MAILTO-URL, and return an alist of header-name, header-value pairs. -MAILTO-URL should be a RFC 2368 (mailto) compliant url. A cons cell w/ a -key of `Body' is a special case and is considered a header for this purpose. -The returned alist is intended for use w/ the `compose-mail' interface. -Note: make sure MAILTO-URL has been \"unhtmlized\" (e.g., & -> &), before -calling this function." - (let ((case-fold-search t) - prequery query headers-alist) - (setq mailto-url (string-replace "\n" " " mailto-url)) - (if (string-match rfc2368-mailto-regexp mailto-url) - (progn - (setq prequery - (match-string rfc2368-mailto-prequery-index mailto-url)) - (setq query - (match-string rfc2368-mailto-query-index mailto-url)) - - ;; build alist of header name-value pairs - (if (not (null query)) - (setq headers-alist - (mapcar - (lambda (x) - (let* ((temp-list (split-string x "=")) - (header-name (car temp-list)) - (header-value (cadr temp-list))) - ;; return ("Header-Name" . "header-value") - (cons - (capitalize (rfc2368-unhexify-string header-name)) - (rfc2368-unhexify-string header-value)))) - (split-string query "&")))) - - ;; deal w/ multiple 'To' recipients - (if prequery - (progn - (setq prequery (rfc2368-unhexify-string prequery)) - (if (assoc "To" headers-alist) - (let* ((our-cons-cell - (assoc "To" headers-alist)) - (our-cdr - (cdr our-cons-cell))) - (setcdr our-cons-cell (concat prequery ", " our-cdr))) - (setq headers-alist - (cons (cons "To" prequery) headers-alist))))) - - headers-alist) - - (error "Failed to match a mailto: url")))) - -(provide 'rfc2368) - -;;; rfc2368.el ends here |