X-Git-Url: https://cgit.sxemacs.org/?a=blobdiff_plain;ds=sidebyside;f=lisp%2Frfc2231.el;h=14a9186836a2f8883ae0db24ad6727731fd77d5b;hb=4c4edc2f2d1b3a8a3e858030e06940e9284c71d5;hp=bc1351729e55b157c30c32a4dbaf97b51f7b4843;hpb=5513986887812874bba3cb48d6173b72ead64b41;p=gnus

diff --git a/lisp/rfc2231.el b/lisp/rfc2231.el
index bc1351729..14a918683 100644
--- a/lisp/rfc2231.el
+++ b/lisp/rfc2231.el
@@ -1,5 +1,7 @@
 ;;; rfc2231.el --- Functions for decoding rfc2231 headers
-;; Copyright (C) 1998,99 Free Software Foundation, Inc.
+
+;; Copyright (C) 1998, 1999, 2000, 2002, 2003, 2004, 2005
+;;        Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
@@ -16,8 +18,8 @@
 
 ;; 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:
 
@@ -26,6 +28,9 @@
 (eval-when-compile (require 'cl))
 (require 'ietf-drums)
 (require 'rfc2047)
+(autoload 'mm-encode-body "mm-bodies")
+(autoload 'mail-header-remove-whitespace "mail-parse")
+(autoload 'mail-header-remove-comments "mail-parse")
 
 (defun rfc2231-get-value (ct attribute)
   "Return the value of ATTRIBUTE from CT."
@@ -47,11 +52,14 @@ The list will be on the form
 	  (prev-value "")
 	  display-name mailbox c display-string parameters
 	  attribute value type subtype number encoded
-	  prev-attribute)
+	  prev-attribute prev-encoded)
       (ietf-drums-init (mail-header-remove-whitespace
 			(mail-header-remove-comments string)))
       (let ((table (copy-syntax-table ietf-drums-syntax-table)))
 	(modify-syntax-entry ?\' "w" table)
+	(modify-syntax-entry ?* " " table)
+	(modify-syntax-entry ?\; " " table)
+	(modify-syntax-entry ?= " " table)
 	;; The following isn't valid, but one should be liberal
 	;; in what one receives.
 	(modify-syntax-entry ?\: "w" table)
@@ -80,7 +88,6 @@ The list will be on the form
 			 (point) (progn (forward-sexp 1) (point))))))
 	      (error "Invalid header: %s" string))
 	    (setq c (char-after))
-	    (setq encoded nil)
 	    (when (eq c ?*)
 	      (forward-char 1)
 	      (setq c (char-after))
@@ -99,9 +106,14 @@ The list will be on the form
 	    ;; See if we have any previous continuations.
 	    (when (and prev-attribute
 		       (not (eq prev-attribute attribute)))
-	      (push (cons prev-attribute prev-value) parameters)
+	      (push (cons prev-attribute
+			  (if prev-encoded
+			      (rfc2231-decode-encoded-string prev-value)
+			    prev-value))
+		    parameters)
 	      (setq prev-attribute nil
-		    prev-value ""))
+		    prev-value ""
+		    prev-encoded nil))
 	    (unless (eq c ?=)
 	      (error "Invalid header: %s" string))
 	    (forward-char 1)
@@ -111,22 +123,40 @@ The list will be on the form
 	      (setq value
 		    (buffer-substring (1+ (point))
 				      (progn (forward-sexp 1) (1- (point))))))
-	     ((and (memq c ttoken)
+	     ((and (or (memq c ttoken)
+		       (> c ?\177)) ;; EXTENSION: Support non-ascii chars.
 		   (not (memq c stoken)))
 	      (setq value (buffer-substring
-			   (point) (progn (forward-sexp 1) (point)))))
+			   (point)
+			   (progn
+			     (forward-sexp)
+			     ;; We might not have reached at the end of
+			     ;; the value because of non-ascii chars,
+			     ;; so we should jump over them if any.
+			     (while (and (not (eobp))
+					 (> (char-after) ?\177))
+			       (forward-char 1)
+			       (forward-sexp))
+			     (point)))))
 	     (t
 	      (error "Invalid header: %s" string)))
-	    (when encoded
-	      (setq value (rfc2231-decode-encoded-string value)))
 	    (if number
 		(setq prev-attribute attribute
-		      prev-value (concat prev-value value))
-	      (push (cons attribute value) parameters))))
+		      prev-value (concat prev-value value)
+		      prev-encoded encoded)
+	      (push (cons attribute
+			  (if encoded
+			      (rfc2231-decode-encoded-string value)
+			    value))
+		    parameters))))
 
 	;; Take care of any final continuations.
 	(when prev-attribute
-	  (push (cons prev-attribute prev-value) parameters))
+	  (push (cons prev-attribute
+		      (if prev-encoded
+			  (rfc2231-decode-encoded-string prev-value)
+			prev-value))
+		parameters))
 
 	(when type
 	  `(,type ,@(nreverse parameters)))))))
@@ -149,9 +179,9 @@ These look like \"us-ascii'en-us'This%20is%20%2A%2A%2Afun%2A%2A%2A\"."
       ;; Encode using the charset, if any.
       (when (and (mm-multibyte-p)
 		 (> (length elems) 1)
-		 (not (equal (intern (car elems)) 'us-ascii)))
+		 (not (equal (intern (downcase (car elems))) 'us-ascii)))
 	(mm-decode-coding-region (point-min) (point-max)
-				 (intern (car elems))))
+				 (intern (downcase (car elems)))))
       (buffer-string))))
 
 (defun rfc2231-encode-string (param value)
@@ -183,7 +213,7 @@ These look like \"us-ascii'en-us'This%20is%20%2A%2A%2Afun%2A%2A%2A\"."
 	(goto-char (point-min))
 	(while (not (eobp))
 	  (when (> (current-column) 60)
-	    (insert "\n")
+	    (insert ";\n")
 	    (setq broken t))
 	  (if (or (not (memq (following-char) ascii))
 		  (memq (following-char) control)
@@ -195,12 +225,13 @@ These look like \"us-ascii'en-us'This%20is%20%2A%2A%2Afun%2A%2A%2A\"."
 		(delete-char 1))
 	    (forward-char 1)))
 	(goto-char (point-min))
-	(insert (or (symbol-name charset) "ascii") "''")
+	(insert (symbol-name (or charset 'us-ascii)) "''")
 	(goto-char (point-min))
 	(if (not broken)
 	    (insert param "*=")
 	  (while (not (eobp))
-	    (insert param "*" (format "%d" (incf num)) "*=")
+	    (insert (if (>= num 0) " " "\n ")
+		    param "*" (format "%d" (incf num)) "*=")
 	    (forward-line 1))))
        (spacep
 	(goto-char (point-min))
@@ -214,4 +245,5 @@ These look like \"us-ascii'en-us'This%20is%20%2A%2A%2Afun%2A%2A%2A\"."
 
 (provide 'rfc2231)
 
+;;; arch-tag: c3ab751d-d108-406a-b301-68882ad8cd63
 ;;; rfc2231.el ends here