X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fietf-drums.el;h=12b5c6c2aca8d1b9dd15ec6da10f27db409c3aab;hb=27688c4fe73986a46e3f2cb9051170f41ef82f4c;hp=853c208768b6cc4550f851d19cff8f7a965e095a;hpb=a2d6af2c24264119c5aff0ef0063733674eef102;p=elisp%2Fgnus.git-

diff --git a/lisp/ietf-drums.el b/lisp/ietf-drums.el
index 853c208..12b5c6c 100644
--- a/lisp/ietf-drums.el
+++ b/lisp/ietf-drums.el
@@ -1,5 +1,5 @@
 ;;; ietf-drums.el --- Functions for parsing RFC822bis headers
-;; Copyright (C) 1998, 1999, 2000
+;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004
 ;;        Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
@@ -17,8 +17,8 @@
 
 ;; 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:
 
@@ -27,15 +27,26 @@
 ;; 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 "\\"
@@ -51,7 +62,8 @@
   "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.")
 
@@ -62,10 +74,14 @@
     (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)
@@ -82,14 +98,14 @@
 	  (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)))
 
@@ -127,7 +143,7 @@
 	  (forward-sexp 1))
 	 ((eq c ?\()
 	  (forward-sexp 1))
-	 ((memq c '(? ?\t ?\n))
+	 ((memq c '(?\  ?\t ?\n))
 	  (delete-char 1))
 	 (t
 	  (forward-char 1))))
@@ -198,25 +214,38 @@
 
 (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))))
+  (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
+		  (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
+	      (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."
@@ -244,6 +273,11 @@
       (concat "\"" string "\"")
     string))
 
+(defun ietf-drums-make-address (name address)
+  (if name
+      (concat (ietf-drums-quote-string name) " <" address ">")
+    address))
+
 (provide 'ietf-drums)
 
 ;;; ietf-drums.el ends here