Re: footnote-style latin doesn't renumber

[Andreas Roehler <andreas.roehler@easy-emacs.de>]

Stephen J. Turnbull schrieb:
> Andreas Roehler writes:
>
>  > BTW Is footnote.el at the right place in /mail? IMO
>  > it's a text-mode.
>
> Historically it was developed for use with MUAs.  It's clearly a
> "minor" mode, but it conflicts with almost all interesting text major
> modes because they are used to edit formats that provide their own
> footnoting capabilities.  Thus, "mail".  YMMV, of course, but the case
> for moving it seems pretty weak to me.
>
>
As it's available with text-mode, it's no important question.

Below a new footnote-init.el:  Bugs fixed which
occurred if `footnote-init' was called with buffer
without footnotes.

Have a nice day.

Andreas Roehler

;;; footnote-init.el --- Reads in existing footnotes

;; Version 1.1
;; Copyright (C) 2007  Andreas Roehler

;; Author: Andreas Roehler <andreas.roehler@easy-emacs.de>
;; Keywords: wp, mail, news

;; This file is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.

;; This file is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; 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., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.

;;; Commentary: Provides a `footnote-init' usable as
;;; footnote-mode-hook, which reads in existing
;;; footnodes. Customize `footnote-mode-hook' with this
;;; function should do the right thing when switching
;;; footnote-mode on.

;; Changes to previous version: Bugs fixed which
;; occurred if `footnote-init' was called with buffer
;; without footnotes.

;;; Code:

(require 'footnote)

(defvar footnote-regexp nil
  "`footnote-regexp' in effect after `footnote-init' is called
Possible values are defined in footnote-style-alist:
`footnote-numeric-regexp', footnote-english-lower-regexp etc. ")

(defun footnote-init (&optional ispec)
  "Let's footnote take notice of already existing footnotes"
  (interactive "p")
  (unless footnote-mode (footnote-mode))
  (let ((documents-footnote-style (footnote-what-style ispec)))
    (setq footnote-regexp (concat (nth 2 documents-footnote-style) "+"))
    (footnote-init-markers t)
    (Footnote-set-style (nth 0 documents-footnote-style))))

(defun footnote-what-style (&optional ispec)
  "Returns style in effect according footnote-style-alist:
default is (numeric Footnote-numeric ,footnote-numeric-regexp)"
  (interactive "p")
  (let((length-fn-start-tag (length footnote-start-tag))
       (length-fn-end-tag (length footnote-end-tag))
       style-in-effect found)
    (save-excursion
      (goto-char (point-min))
      (when
      (search-forward footnote-start-tag nil t 1)
    (goto-char (match-beginning 0))
    (setq found (buffer-substring-no-properties (+ length-fn-start-tag 
(point)) (- (re-search-forward footnote-end-tag (line-end-position) t 1) 
length-fn-end-tag)))
    (dolist (styles footnote-style-alist)
      (when
          (string-match (nth 2 styles) found)
        (setq style-in-effect styles))))
      (when ispec
    (message "Footnote style in effect: %s"  style-in-effect)))
    style-in-effect))

(defun footnote-init-markers (&optional ispec)
  " "
  (interactive "p")
  (save-excursion
    (let ((count 0)
      (footnote-section-tag-pos
       (or
        (search-forward footnote-section-tag nil t 1)
        (re-search-forward footnote-section-tag-regexp nil t 1))))
      (goto-char (point-min))
      (when footnote-section-tag-pos
    (while (re-search-forward (concat footnote-start-tag footnote-regexp 
footnote-end-tag) footnote-section-tag-pos t 1)
      (setq count (1+ count))
      (Footnote-insert-pointer-marker count (point)))
    (setq count 0)
    (while (re-search-forward (concat footnote-start-tag footnote-regexp 
footnote-end-tag) nil t 1)
      (setq count (1+ count))
      (Footnote-insert-text-marker count (point)))
    (when ispec
      (message "footnote-pointer-marker-alist: 
%s\nfootnote-text-marker-alist:    %s" footnote-pointer-marker-alist 
footnote-text-marker-alist))
    footnote-pointer-marker-alist
    footnote-text-marker-alist))))

(provide 'footnote-init)
;;; footnote-init.el ends here