+
;;; nnheader.el --- header access macros for Gnus and its backends
-;; Copyright (C) 1987,88,89,90,93,94,95,96,97,98 Free Software Foundation, Inc.
+;; Copyright (C) 1987-1990,1993-1999 Free Software Foundation, Inc.
;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
;; Lars Magne Ingebrigtsen <larsi@gnus.org>
(defvar nnheader-file-name-translation-alist nil
"*Alist that says how to translate characters in file names.
-For instance, if \":\" is illegal as a file character in file names
+For instance, if \":\" is invalid as a file character in file names
on your system, you could say something like:
\(setq nnheader-file-name-translation-alist '((?: . ?_)))")
"Set article xref of HEADER to xref."
`(aset ,header 8 ,xref))
+(defmacro mail-header-extra (header)
+ "Return the extra headers in HEADER."
+ `(aref ,header 9))
+
+(defmacro mail-header-set-extra (header extra)
+ "Set the extra headers in HEADER to EXTRA."
+ `(aset ,header 9 ',extra))
+
(defun make-mail-header (&optional init)
"Create a new mail header structure initialized with INIT."
- (make-vector 9 init))
+ (make-vector 10 init))
(defun make-full-mail-header (&optional number subject from date id
- references chars lines xref)
+ references chars lines xref
+ extra)
"Create a new mail header structure initialized with the parameters given."
- (vector number subject from date id references chars lines xref))
+ (vector number subject from date id references chars lines xref extra))
;; fake message-ids: generation and detection
(progn
(goto-char p)
(and (search-forward "\nxref: " nil t)
- (nnheader-header-value)))))
+ (nnheader-header-value)))
+
+ ;; Extra.
+ (when nnmail-extra-headers
+ (let ((extra nnmail-extra-headers)
+ out)
+ (while extra
+ (goto-char p)
+ (when (search-forward
+ (concat "\n" (symbol-name (car extra)) ": ") nil t)
+ (push (cons (car extra) (nnheader-header-value))
+ out))
+ (pop extra))
+ out))))
(when naked
(goto-char (point-min))
(delete-char 1)))))
(defmacro nnheader-nov-read-integer ()
'(prog1
- (if (= (following-char) ?\t)
+ (if (eq (char-after) ?\t)
0
(let ((num (ignore-errors (read (current-buffer)))))
(if (numberp num) num 0)))
(or (eobp) (forward-char 1))))
-;; (defvar nnheader-none-counter 0)
+(defmacro nnheader-nov-parse-extra ()
+ '(let (out string)
+ (while (not (memq (char-after) '(?\n nil)))
+ (setq string (nnheader-nov-field))
+ (when (string-match "^\\([^ :]+\\): " string)
+ (push (cons (intern (match-string 1 string))
+ (substring string (match-end 0)))
+ out)))
+ out))
+
+(defmacro nnheader-nov-read-message-id ()
+ '(let ((id (nnheader-nov-field)))
+ (if (string-match "^<[^>]+>$" id)
+ id
+ (nnheader-generate-fake-message-id))))
(defun nnheader-parse-nov ()
(let ((eol (gnus-point-at-eol)))
(nnheader-nov-field) ; subject
(nnheader-nov-field) ; from
(nnheader-nov-field) ; date
- (or (nnheader-nov-field)
- (nnheader-generate-fake-message-id)) ; id
+ (nnheader-nov-read-message-id) ; id
(nnheader-nov-field) ; refs
(nnheader-nov-read-integer) ; chars
(nnheader-nov-read-integer) ; lines
- (if (= (following-char) ?\n)
+ (if (eq (char-after) ?\n)
nil
(nnheader-nov-field)) ; misc
- )))
+ (nnheader-nov-parse-extra)))) ; extra
(defun nnheader-insert-nov (header)
(princ (mail-header-number header) (current-buffer))
(princ (or (mail-header-lines header) 0) (current-buffer))
(insert "\t")
(when (mail-header-xref header)
- (insert "Xref: " (mail-header-xref header) "\t"))
+ (insert "Xref: " (mail-header-xref header)))
+ (when (or (mail-header-xref header)
+ (mail-header-extra header))
+ (insert "\t"))
+ (when (mail-header-extra header)
+ (let ((extra (mail-header-extra header)))
+ (while extra
+ (insert (symbol-name (caar extra))
+ ": " (cdar extra) "\t")
+ (pop extra))))
(insert "\n"))
(defun nnheader-insert-article-line (article)
nil
(narrow-to-region (point-min) (1- (point)))
(goto-char (point-min))
- (while (looking-at "[A-Z][^ \t]+:.*\n\\([ \t].*\n\\)*\\|From .*\n")
+ (while (looking-at "[a-zA-Z][^ \t]+:.*\n\\([ \t].*\n\\)*\\|From .*\n")
(goto-char (match-end 0)))
(prog1
(eobp)
(defun nnheader-insert-references (references message-id)
"Insert a References header based on REFERENCES and MESSAGE-ID."
(if (and (not references) (not message-id))
- () ; This is illegal, but not all articles have Message-IDs.
+ ;; This is invalid, but not all articles have Message-IDs.
+ ()
(mail-position-on-field "References")
(let ((begin (save-excursion (beginning-of-line) (point)))
(fill-column 78)
(defun nnheader-set-temp-buffer (name &optional noerase)
"Set-buffer to an empty (possibly new) buffer called NAME with undo disabled."
(set-buffer (get-buffer-create name))
- (buffer-disable-undo (current-buffer))
+ (buffer-disable-undo)
(unless noerase
(erase-buffer))
(current-buffer))
(when (string-match (car ange-ftp-path-format) path)
(ange-ftp-re-read-dir path)))))
-(defvar nnheader-file-coding-system 'raw-text
+(defvar nnheader-file-coding-system 'binary
"Coding system used in file backends of Gnus.")
(defun nnheader-insert-file-contents (filename &optional visit beg end replace)