;;; ietf-drums.el --- Functions for parsing RFC822bis headers
-;; Copyright (C) 1998,99 Free Software Foundation, Inc.
+
+;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+;; 2005, 2006 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; This file is part of GNU Emacs.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
;;; Commentary:
;; Messages". This library is based on
;; draft-ietf-drums-msg-fmt-05.txt, released on 1998-08-05.
+;; Pending a real regression self test suite, Simon Josefsson added
+;; various self test expressions snipped from bug reports, and their
+;; expected value, below. I you believe it could be useful, please
+;; add your own test cases, or write a real self test suite, or just
+;; remove this.
+
+;; <m3oekvfd50.fsf@whitebox.m5r.de>
+;; (ietf-drums-parse-address "'foo' <foo@example.com>")
+;; => ("foo@example.com" . "'foo'")
+
;;; Code:
+(eval-when-compile (require 'cl))
(require 'time-date)
(require 'mm-util)
(defvar ietf-drums-no-ws-ctl-token "\001-\010\013\014\016-\037\177"
"US-ASCII control characters excluding CR, LF and white space.")
(defvar ietf-drums-text-token "\001-\011\013\014\016-\177"
- "US-ASCII characters exlcuding CR and LF.")
+ "US-ASCII characters excluding CR and LF.")
(defvar ietf-drums-specials-token "()<>[]:;@\\,.\""
"Special characters.")
(defvar ietf-drums-quote-token "\\"
"Textual token including full stop.")
(defvar ietf-drums-qtext-token
(concat ietf-drums-no-ws-ctl-token "\041\043-\133\135-\177")
- "Non-white-space control characaters, plus the rest of ASCII excluding backslash and doublequote.")
+ "Non-white-space control characters, plus the rest of ASCII excluding
+backslash and doublequote.")
(defvar ietf-drums-tspecials "][()<>@,;:\\\"/?="
"Tspecials.")
(modify-syntax-entry ?> ")" table)
(modify-syntax-entry ?@ "w" table)
(modify-syntax-entry ?/ "w" table)
- (modify-syntax-entry ?= " " table)
- (modify-syntax-entry ?* " " table)
- (modify-syntax-entry ?\; " " table)
- (modify-syntax-entry ?\' " " table)
+ (modify-syntax-entry ?* "_" table)
+ (modify-syntax-entry ?\; "_" table)
+ (modify-syntax-entry ?\' "_" table)
+ (if (featurep 'xemacs)
+ (let ((i 128))
+ (while (< i 256)
+ (modify-syntax-entry i "w" table)
+ (setq i (1+ i)))))
table))
(defun ietf-drums-token-to-list (token)
(push c out)))
(range
(while (<= b c)
- (push (mm-make-char 'ascii b) out)
+ (push (make-char 'ascii b) out)
(incf b))
(setq range nil))
((= i (length token))
- (push (mm-make-char 'ascii c) out))
+ (push (make-char 'ascii c) out))
(t
(when b
- (push (mm-make-char 'ascii b) out))
+ (push (make-char 'ascii b) out))
(setq b c))))
(nreverse out)))
(forward-sexp 1))
((eq c ?\()
(forward-sexp 1))
- ((memq c '(? ?\t ?\n))
+ ((memq c '(?\ ?\t ?\n))
(delete-char 1))
(t
(forward-char 1))))
(buffer-substring
(1+ (point))
(progn (forward-sexp 1) (1- (point))))))))
- (t (error "Unknown symbol: %c" c))))
+ (t
+ (message "Unknown symbol: %c" c)
+ (forward-char 1))))
;; If we found no display-name, then we look for comments.
(if display-name
(setq display-string
(ietf-drums-get-comment string)))
(cons mailbox display-string)))))
-(defun ietf-drums-parse-addresses (string)
- "Parse STRING and return a list of MAILBOX / DISPLAY-NAME pairs."
- (with-temp-buffer
- (ietf-drums-init string)
- (let ((beg (point))
- pairs c)
- (while (not (eobp))
- (setq c (char-after))
- (cond
- ((memq c '(?\" ?< ?\())
- (forward-sexp 1))
- ((eq c ?,)
- (push (ietf-drums-parse-address (buffer-substring beg (point)))
- pairs)
- (forward-char 1)
- (setq beg (point)))
- (t
- (forward-char 1))))
- (push (ietf-drums-parse-address (buffer-substring beg (point)))
- pairs)
- (nreverse pairs))))
+(defun ietf-drums-parse-addresses (string &optional rawp)
+ "Parse STRING and return a list of MAILBOX / DISPLAY-NAME pairs.
+If RAWP, don't actually parse the addresses, but instead return
+a list of address strings."
+ (if (null string)
+ nil
+ (with-temp-buffer
+ (ietf-drums-init string)
+ (let ((beg (point))
+ pairs c address)
+ (while (not (eobp))
+ (setq c (char-after))
+ (cond
+ ((memq c '(?\" ?< ?\())
+ (condition-case nil
+ (forward-sexp 1)
+ (error
+ (skip-chars-forward "^,"))))
+ ((eq c ?,)
+ (setq address
+ (if rawp
+ (buffer-substring beg (point))
+ (condition-case nil
+ (ietf-drums-parse-address
+ (buffer-substring beg (point)))
+ (error nil))))
+ (if address (push address pairs))
+ (forward-char 1)
+ (setq beg (point)))
+ (t
+ (forward-char 1))))
+ (setq address
+ (if rawp
+ (buffer-substring beg (point))
+ (condition-case nil
+ (ietf-drums-parse-address
+ (buffer-substring beg (point)))
+ (error nil))))
+ (if address (push address pairs))
+ (nreverse pairs)))))
(defun ietf-drums-unfold-fws ()
"Unfold folding white space in the current buffer."
(concat "\"" string "\"")
string))
+(defun ietf-drums-make-address (name address)
+ (if name
+ (concat (ietf-drums-quote-string name) " <" address ">")
+ address))
+
(provide 'ietf-drums)
+;;; arch-tag: 379a0191-dbae-4ca6-a0f5-d4202c209ef9
;;; ietf-drums.el ends here