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;;; url-mail.el --- Mail Uniform Resource Locator retrieval code -*- lexical-binding: t; -*-
;; Copyright (C) 1996-1999, 2004-2021 Free Software Foundation, Inc.
;; Keywords: comm, data, processes
;; 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-vars)
(require 'url-parse)
(require 'url-util)
;;;###autoload
(defun url-mail (&rest args)
(interactive "P")
(if (fboundp 'message-mail)
(apply 'message-mail args)
(or (apply 'mail args)
(error "Mail aborted"))))
(defun url-mail-goto-field (field)
(if (not field)
(goto-char (point-max))
(let ((dest nil)
(lim nil)
(case-fold-search t))
(save-excursion
(goto-char (point-min))
(if (re-search-forward (regexp-quote mail-header-separator) nil t)
(setq lim (match-beginning 0)))
(goto-char (point-min))
(if (re-search-forward (concat "^" (regexp-quote field) ":") lim t)
(setq dest (match-beginning 0))))
(if dest
(progn
(goto-char dest)
(end-of-line))
(goto-char lim)
(insert (capitalize field) ": ")
(save-excursion
(insert "\n"))))))
(declare-function mail-send-and-exit "sendmail")
;;;###autoload
(defun url-mailto (url)
"Handle the mailto: URL syntax."
(if (url-user url)
;; malformed mailto URL (mailto://wmperry@gnu.org) instead of
;; mailto:wmperry@gnu.org
(setf (url-filename url) (concat (url-user url) "@" (url-filename url))))
(setq url (url-filename url))
(let (to args source-url subject headers-start) ;; func
(if (string-match (regexp-quote "?") url)
(setq headers-start (match-end 0)
to (url-unhex-string (substring url 0 (match-beginning 0)))
args (url-parse-query-string
(substring url headers-start nil) t t))
(setq to (url-unhex-string url)))
(setq source-url (url-view-url t))
(if (and url-request-data (not (assoc "subject" args)))
(push (list "subject"
(concat "Automatic submission from "
url-package-name "/"
url-package-version))
args))
(if (and source-url (not (assoc "x-url-from" args)))
(setq args (cons (list "x-url-from" source-url) args)))
(let ((tolist (assoc "to" args)))
(if tolist
(if (not (string= to ""))
(setcdr tolist
(list (concat to ", " (cadr tolist)))))
(setq args (cons (list "to" to) args))))
(setq subject (cdr-safe (assoc "subject" args)))
(if (eq url-mail-command 'compose-mail)
(compose-mail nil nil nil 'new)
(if (eq url-mail-command 'mail)
(mail 'new)
(funcall url-mail-command)))
(while args
(if (string= (caar args) "body")
(progn
(goto-char (point-min))
(or (search-forward (concat "\n" mail-header-separator "\n") nil t)
(goto-char (point-max)))
(insert (mapconcat
#'(lambda (string)
(replace-regexp-in-string "\r\n" "\n" string))
(cdar args) "\n")))
(url-mail-goto-field (caar args))
;; (setq func (intern-soft (concat "mail-" (caar args))))
(insert (mapconcat 'identity (cdar args) ", ")))
(setq args (cdr args)))
;; (url-mail-goto-field "User-Agent")
;; (insert url-package-name "/" url-package-version " URL/" url-version)
(if (not url-request-data)
(progn
(set-buffer-modified-p nil)
(if subject
(url-mail-goto-field nil)
(url-mail-goto-field "subject")))
(if url-request-extra-headers
(mapconcat
(lambda (x)
(url-mail-goto-field (car x))
(insert (cdr x)))
url-request-extra-headers ""))
(goto-char (point-max))
(insert url-request-data)
;; It seems Microsoft-ish to send without warning.
;; Fixme: presumably this should depend on a privacy setting.
(if (y-or-n-p "Send this auto-generated mail? ")
(let ((buffer (current-buffer)))
(cond ((eq url-mail-command 'compose-mail)
(funcall (get mail-user-agent 'sendfunc) nil))
;; otherwise, we can't be sure
((fboundp 'message-send-and-exit)
(message-send-and-exit))
(t (mail-send-and-exit nil)))
(kill-buffer buffer))))
nil))
(provide 'url-mailto)
;;; url-mailto.el ends here
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