-MAIRIXGROUP. NUMC contains values for article number correction."
- (let ((buf (get-buffer-create " *nnmairix buffer*"))
- (corr (not (zerop numc)))
- (name (buffer-name nntp-server-buffer))
- header cur xref)
- (save-excursion
- (set-buffer buf)
- (erase-buffer)
- (set-buffer nntp-server-buffer)
- (goto-char (point-min))
- (nnheader-message 7 "nnmairix: Rewriting headers...")
- (mapc
- (lambda (article)
- (when (or (looking-at (number-to-string article))
- (nnheader-find-nov-line article))
- (setq cur (nnheader-parse-nov))
- (when corr
- (setq article (+ (mail-header-number cur) numc))
- (mail-header-set-number cur article))
- (setq xref (mail-header-xref cur))
- (when (and (stringp xref)
- (string-match (format "[ \t]%s:[0-9]+" backendgroup) xref))
- (setq xref (replace-match (format " %s:%d" mairixgroup article) t nil xref))
- (mail-header-set-xref cur xref))
- (set-buffer buf)
- (nnheader-insert-nov cur)
- (set-buffer nntp-server-buffer)
- (when (not (eobp))
- (forward-line 1))))
- articles)
- (nnheader-message 7 "nnmairix: Rewriting headers... done")
- (kill-buffer nntp-server-buffer)
- (set-buffer buf)
- (rename-buffer name)
- (setq nntp-server-buffer buf))))
+MAIRIXGROUP. NUMC contains values for article number correction.
+TYPE is either 'nov or 'headers."
+ (nnheader-message 7 "nnmairix: Rewriting headers...")
+ (cond
+ ((eq type 'nov)
+ (let ((buf (get-buffer-create " *nnmairix buffer*"))
+ (corr (not (zerop numc)))
+ (name (buffer-name nntp-server-buffer))
+ header cur xref)
+ (with-current-buffer buf
+ (erase-buffer)
+ (set-buffer nntp-server-buffer)
+ (goto-char (point-min))
+ (mapc
+ (lambda (article)
+ (when (or (looking-at (number-to-string article))
+ (nnheader-find-nov-line article))
+ (setq cur (nnheader-parse-nov))
+ (when corr
+ (setq article (+ (mail-header-number cur) numc))
+ (mail-header-set-number cur article))
+ (setq xref (mail-header-xref cur))
+ (when (and (stringp xref)
+ (string-match (format "[ \t]%s:[0-9]+" backendgroup) xref))
+ (setq xref (replace-match (format " %s:%d" mairixgroup article) t nil xref))
+ (mail-header-set-xref cur xref))
+ (set-buffer buf)
+ (nnheader-insert-nov cur)
+ (set-buffer nntp-server-buffer)
+ (when (not (eobp))
+ (forward-line 1))))
+ articles)
+ (kill-buffer nntp-server-buffer)
+ (set-buffer buf)
+ (rename-buffer name)
+ (setq nntp-server-buffer buf))))
+ ((and (eq type 'headers)
+ (not (zerop numc)))
+ (with-current-buffer nntp-server-buffer
+ (save-excursion
+ (goto-char (point-min))
+ (while (re-search-forward "^[23][0-9]+ \\([0-9]+\\)" nil t)
+ (replace-match (number-to-string
+ (+ (string-to-number (match-string 1)) numc))
+ t t nil 1))))))
+ (nnheader-message 7 "nnmairix: Rewriting headers... done"))