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- ;;; mh-funcs --- mh-e functions not everyone will use right away
- ;; Time-stamp: <95/08/19 16:44:06 gildea>
-
- ;; Copyright (C) 1993, 1995 Free Software Foundation, Inc.
-
- ;; This file is part of mh-e, part of GNU Emacs.
-
- ;; GNU Emacs 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.
-
- ;; GNU Emacs 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., 59 Temple Place - Suite 330,
- ;; Boston, MA 02111-1307, USA.
-
- ;;; Commentary:
-
- ;; Internal support for mh-e package.
- ;; Putting these functions in a separate file lets mh-e start up faster,
- ;; since less Lisp code needs to be loaded all at once.
-
- ;;; Change Log:
-
- ;; $Id: mh-funcs.el,v 1.5 1996/01/14 07:34:30 erik Exp $
-
- ;;; Code:
-
- (provide 'mh-funcs)
- (require 'mh-e)
-
- ;;; customization
-
- (defvar mh-sortm-args nil
- "Extra arguments to have \\[mh-sort-folder] pass to the \"sortm\" command.
- The arguments are passed to sortm if \\[mh-sort-folder] is given a
- prefix argument. Normally default arguments to sortm are specified in the
- MH profile.
- For example, '(\"-nolimit\" \"-textfield\" \"subject\") is a useful setting.")
-
- (defvar mh-note-copied "C"
- "String whose first character is used to notate copied messages.")
-
- (defvar mh-note-printed "P"
- "String whose first character is used to notate printed messages.")
-
- ;;; functions
-
- (defun mh-burst-digest ()
- "Burst apart the current message, which should be a digest.
- The message is replaced by its table of contents and the messages from the
- digest are inserted into the folder after that message."
- (interactive)
- (let ((digest (mh-get-msg-num t)))
- (mh-process-or-undo-commands mh-current-folder)
- (mh-set-folder-modified-p t) ; lock folder while bursting
- (message "Bursting digest...")
- (mh-exec-cmd "burst" mh-current-folder digest "-inplace")
- (with-mh-folder-updating (t)
- (beginning-of-line)
- (delete-region (point) (point-max)))
- (mh-regenerate-headers (format "%d-last" digest) t)
- (mh-goto-cur-msg)
- (message "Bursting digest...done")))
-
-
- (defun mh-copy-msg (msg-or-seq folder)
- "Copy the specified MESSAGE(s) to another FOLDER without deleting them.
- Default is the displayed message. If optional prefix argument is
- provided, then prompt for the message sequence."
- (interactive (list (if current-prefix-arg
- (mh-read-seq-default "Copy" t)
- (mh-get-msg-num t))
- (mh-prompt-for-folder "Copy to" "" t)))
- (mh-exec-cmd "refile" msg-or-seq "-link" "-src" mh-current-folder folder)
- (if (numberp msg-or-seq)
- (mh-notate msg-or-seq mh-note-copied mh-cmd-note)
- (mh-notate-seq msg-or-seq mh-note-copied mh-cmd-note)))
-
- (defun mh-kill-folder ()
- "Remove the current folder."
- (interactive)
- (if (or mh-do-not-confirm
- (yes-or-no-p (format "Remove folder %s? " mh-current-folder)))
- (let ((folder mh-current-folder))
- (if (null mh-folder-list)
- (mh-set-folder-list))
- (mh-set-folder-modified-p t) ; lock folder to kill it
- (mh-exec-cmd-daemon "rmf" folder)
- (setq mh-folder-list
- (delq (assoc folder mh-folder-list) mh-folder-list))
- (run-hooks 'mh-folder-list-change-hook)
- (message "Folder %s removed" folder)
- (mh-set-folder-modified-p nil) ; so kill-buffer doesn't complain
- (if (get-buffer mh-show-buffer)
- (kill-buffer mh-show-buffer))
- (kill-buffer folder))
- (message "Folder not removed")))
-
-
- (defun mh-list-folders ()
- "List mail folders."
- (interactive)
- (with-output-to-temp-buffer mh-temp-buffer
- (save-excursion
- (switch-to-buffer mh-temp-buffer)
- (erase-buffer)
- (message "Listing folders...")
- (mh-exec-cmd-output "folders" t (if mh-recursive-folders
- "-recurse"
- "-norecurse"))
- (goto-char (point-min))
- (message "Listing folders...done"))))
-
-
- (defun mh-pack-folder (range)
- "Renumber the messages of a folder to be 1..n.
- First, offer to execute any outstanding commands for the current folder.
- If optional prefix argument provided, prompt for the RANGE of messages
- to display after packing. Otherwise, show the entire folder."
- (interactive (list (if current-prefix-arg
- (mh-read-msg-range
- "Range to scan after packing [all]? ")
- "all")))
- (mh-pack-folder-1 range)
- (mh-goto-cur-msg)
- (message "Packing folder...done"))
-
-
- (defun mh-pack-folder-1 (range)
- ;; Close and pack the current folder.
- (mh-process-or-undo-commands mh-current-folder)
- (message "Packing folder...")
- (mh-set-folder-modified-p t) ; lock folder while packing
- (save-excursion
- (mh-exec-cmd-quiet t "folder" mh-current-folder "-pack"
- "-norecurse" "-fast"))
- (mh-regenerate-headers range))
-
-
- (defun mh-pipe-msg (command include-headers)
- "Pipe the current message through the given shell COMMAND.
- If INCLUDE-HEADERS (prefix argument) is provided, send the entire message.
- Otherwise just send the message's body without the headers."
- (interactive
- (list (read-string "Shell command on message: ") current-prefix-arg))
- (let ((msg-file-to-pipe (mh-msg-filename (mh-get-msg-num t)))
- (message-directory default-directory))
- (save-excursion
- (set-buffer (get-buffer-create mh-temp-buffer))
- (erase-buffer)
- (insert-file-contents msg-file-to-pipe)
- (goto-char (point-min))
- (if (not include-headers) (search-forward "\n\n"))
- (let ((default-directory message-directory))
- (shell-command-on-region (point) (point-max) command nil)))))
-
-
- (defun mh-page-digest ()
- "Advance displayed message to next digested message."
- (interactive)
- (mh-in-show-buffer (mh-show-buffer)
- ;; Go to top of screen (in case user moved point).
- (move-to-window-line 0)
- (let ((case-fold-search nil))
- ;; Search for blank line and then for From:
- (or (and (search-forward "\n\n" nil t)
- (re-search-forward "^From:" nil t))
- (error "No more messages in digest")))
- ;; Go back to previous blank line, then forward to the first non-blank.
- (search-backward "\n\n" nil t)
- (forward-line 2)
- (mh-recenter 0)))
-
-
- (defun mh-page-digest-backwards ()
- "Back up displayed message to previous digested message."
- (interactive)
- (mh-in-show-buffer (mh-show-buffer)
- ;; Go to top of screen (in case user moved point).
- (move-to-window-line 0)
- (let ((case-fold-search nil))
- (beginning-of-line)
- (or (and (search-backward "\n\n" nil t)
- (re-search-backward "^From:" nil t))
- (error "No previous message in digest")))
- ;; Go back to previous blank line, then forward to the first non-blank.
- (if (search-backward "\n\n" nil t)
- (forward-line 2))
- (mh-recenter 0)))
-
-
- (defun mh-print-msg (msg-or-seq)
- "Print MESSAGE(s) (default: displayed message) on printer.
- If optional prefix argument provided, then prompt for the message sequence.
- The variable mh-lpr-command-format is used to generate the print command.
- The messages are formatted by mhl. See the variable mhl-formfile."
- (interactive (list (if current-prefix-arg
- (reverse (mh-seq-to-msgs
- (mh-read-seq-default "Print" t)))
- (mh-get-msg-num t))))
- (if (numberp msg-or-seq)
- (message "Printing message...")
- (message "Printing sequence..."))
- (let ((print-command
- (if (numberp msg-or-seq)
- (format "%s -nobell -clear %s %s | %s"
- (expand-file-name "mhl" mh-lib)
- (mh-msg-filename msg-or-seq)
- (if (stringp mhl-formfile)
- (format "-form %s" mhl-formfile)
- "")
- (format mh-lpr-command-format
- (if (numberp msg-or-seq)
- (format "%s/%d" mh-current-folder
- msg-or-seq)
- (format "Sequence from %s" mh-current-folder))))
- (format "(scan -clear %s ; %s -nobell -clear %s %s) | %s"
- (mapconcat (function (lambda (msg) msg)) msg-or-seq " ")
- (expand-file-name "mhl" mh-lib)
- (if (stringp mhl-formfile)
- (format "-form %s" mhl-formfile)
- "")
- (mh-msg-filenames msg-or-seq)
- (format mh-lpr-command-format
- (if (numberp msg-or-seq)
- (format "%s/%d" mh-current-folder
- msg-or-seq)
- (format "Sequence from %s"
- mh-current-folder)))))))
- (if mh-print-background
- (mh-exec-cmd-daemon shell-file-name "-c" print-command)
- (call-process shell-file-name nil nil nil "-c" print-command))
- (if (numberp msg-or-seq)
- (mh-notate msg-or-seq mh-note-printed mh-cmd-note)
- (mh-notate-seq msg-or-seq mh-note-printed mh-cmd-note))
- (mh-add-msgs-to-seq msg-or-seq 'printed t)
- (if (numberp msg-or-seq)
- (message "Printing message...done")
- (message "Printing sequence...done"))))
-
-
- (defun mh-msg-filenames (msgs &optional folder)
- ;; Return a list of file names for MSGS in FOLDER (default current folder).
- (mapconcat (function (lambda (msg) (mh-msg-filename msg folder))) msgs " "))
-
-
- (defun mh-sort-folder (&optional extra-args)
- "Sort the messages in the current folder by date.
- Calls the MH program sortm to do the work.
- The arguments in the list mh-sortm-args are passed to sortm
- if this function is passed an argument."
- (interactive "P")
- (mh-process-or-undo-commands mh-current-folder)
- (setq mh-next-direction 'forward)
- (mh-set-folder-modified-p t) ; lock folder while sorting
- (message "Sorting folder...")
- (mh-exec-cmd "sortm" mh-current-folder (if extra-args mh-sortm-args))
- (message "Sorting folder...done")
- (mh-scan-folder mh-current-folder "all"))
-
-
- (defun mh-undo-folder (&rest ignore)
- "Undo all pending deletes and refiles in current folder."
- (interactive)
- (cond ((or mh-do-not-confirm
- (yes-or-no-p "Undo all commands in folder? "))
- (setq mh-delete-list nil
- mh-refile-list nil
- mh-seq-list nil
- mh-next-direction 'forward)
- (with-mh-folder-updating (nil)
- (mh-unmark-all-headers t)))
- (t
- (message "Commands not undone.")
- (sit-for 2))))
-
-
- (defun mh-store-msg (directory)
- "Store the file(s) contained in the current message into DIRECTORY.
- The message can contain a shar file or uuencoded file.
- Default directory is the last directory used, or initially the value of
- mh-store-default-directory or the current directory."
- (interactive (list (let ((udir (or mh-store-default-directory default-directory)))
- (read-file-name "Store message in directory: "
- udir udir nil))))
- (let ((msg-file-to-store (mh-msg-filename (mh-get-msg-num t))))
- (save-excursion
- (set-buffer (get-buffer-create mh-temp-buffer))
- (erase-buffer)
- (insert-file-contents msg-file-to-store)
- (mh-store-buffer directory))))
-
- (defun mh-store-buffer (directory)
- "Store the file(s) contained in the current buffer into DIRECTORY.
- The buffer can contain a shar file or uuencoded file.
- Default directory is the last directory used, or initially the value of
- `mh-store-default-directory' or the current directory."
- (interactive (list (let ((udir (or mh-store-default-directory default-directory)))
- (read-file-name "Store buffer in directory: "
- udir udir nil))))
- (let ((store-directory (expand-file-name directory))
- (sh-start (save-excursion
- (goto-char (point-min))
- (if (re-search-forward
- "^#![ \t]*/bin/sh\\|^#\\|^: " nil t)
- (progn
- ;; The "cut here" pattern was removed from above
- ;; because it seemed to hurt more than help.
- ;; But keep this to make it easier to put it back.
- (if (looking-at "^[^a-z0-9\"]*cut here\\b")
- (forward-line 1))
- (beginning-of-line)
- (if (looking-at "^[#:]....+\n\\( ?\n\\)?end$")
- nil ;most likely end of a uuencode
- (point))))))
- (log-buffer (get-buffer-create "*Store Output*"))
- (command "sh")
- (uudecode-filename "(unknown filename)"))
- (if (not sh-start)
- (save-excursion
- (goto-char (point-min))
- (if (re-search-forward "^begin [0-7]+ " nil t)
- (setq uudecode-filename
- (buffer-substring (point)
- (progn (end-of-line) (point)))))))
- (save-excursion
- (set-buffer log-buffer)
- (erase-buffer)
- (if (not (file-directory-p store-directory))
- (progn
- (insert "mkdir " directory "\n")
- (call-process "mkdir" nil log-buffer t store-directory)))
- (insert "cd " directory "\n")
- (setq mh-store-default-directory directory)
- (if (not sh-start)
- (progn
- (setq command "uudecode")
- (insert uudecode-filename " being uudecoded...\n"))))
- (set-window-start (display-buffer log-buffer) 0) ;watch progress
- (let (value)
- (let ((default-directory (file-name-as-directory store-directory)))
- (setq value (call-process-region sh-start (point-max) command
- nil log-buffer t)))
- (set-buffer log-buffer)
- (mh-handle-process-error command value))
- (insert "\n(mh-store finished)\n")))
-
-