lisp/org-vm.el

   1 ;;; org-vm.el --- Support for links to VM messages from within Org-mode
   2
   3 ;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010
   4 ;;   Free Software Foundation, Inc.
   5
   6 ;; Author: Carsten Dominik <carsten at orgmode dot org>
   7 ;; Keywords: outlines, hypermedia, calendar, wp
   8 ;; Homepage: http://orgmode.org
   9 ;; Version: 7.7
  10 ;;
  11 ;; This file is part of GNU Emacs.
  12 ;;
  13 ;; GNU Emacs is free software: you can redistribute it and/or modify
  14 ;; it under the terms of the GNU General Public License as published by
  15 ;; the Free Software Foundation, either version 3 of the License, or
  16 ;; (at your option) any later version.
  17
  18 ;; GNU Emacs is distributed in the hope that it will be useful,
  19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 ;; GNU General Public License for more details.
  22
  23 ;; You should have received a copy of the GNU General Public License
  24 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  25 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  26 ;;
  27 ;;; Commentary:
  28 ;; This file implements links to VM messages and folders from within Org-mode.
  29 ;; Org-mode loads this module by default - if this is not what you want,
  30 ;; configure the variable `org-modules'.
  31
  32 ;;; Code:
  33
  34 (require 'org)
  35
  36 ;; Declare external functions and variables
  37 (declare-function vm-preview-current-message "ext:vm-page" ())
  38 (declare-function vm-follow-summary-cursor "ext:vm-motion" ())
  39 (declare-function vm-get-header-contents "ext:vm-summary"
  40                   (message header-name-regexp &optional clump-sep))
  41 (declare-function vm-isearch-narrow "ext:vm-search" ())
  42 (declare-function vm-isearch-update "ext:vm-search" ())
  43 (declare-function vm-select-folder-buffer "ext:vm-macro" ())
  44 (declare-function vm-su-message-id "ext:vm-summary" (m))
  45 (declare-function vm-su-subject "ext:vm-summary" (m))
  46 (declare-function vm-summarize "ext:vm-summary" (&optional display raise))
  47 (defvar vm-message-pointer)
  48 (defvar vm-folder-directory)
  49
  50 ;; Install the link type
  51 (org-add-link-type "vm" 'org-vm-open)
  52 (add-hook 'org-store-link-functions 'org-vm-store-link)
  53
  54 ;; Implementation
  55 (defun org-vm-store-link ()
  56   "Store a link to a VM folder or message."
  57   (when (and (or (eq major-mode 'vm-summary-mode)
  58                  (eq major-mode 'vm-presentation-mode))
  59              (save-window-excursion
  60                (vm-select-folder-buffer) buffer-file-name))
  61     (and (eq major-mode 'vm-presentation-mode) (vm-summarize))
  62     (vm-follow-summary-cursor)
  63     (save-excursion
  64       (vm-select-folder-buffer)
  65       (let* ((message (car vm-message-pointer))
  66              (folder buffer-file-name)
  67              (subject (vm-su-subject message))
  68              (to (vm-get-header-contents message "To"))
  69              (from (vm-get-header-contents message "From"))
  70              (message-id (vm-su-message-id message))
  71              (date (vm-get-header-contents message "Date"))
  72              (date-ts (and date (format-time-string
  73                                  (org-time-stamp-format t)
  74                                  (date-to-time date))))
  75              (date-ts-ia (and date (format-time-string
  76                                     (org-time-stamp-format t t)
  77                                     (date-to-time date))))
  78              desc link)
  79         (org-store-link-props :type "vm" :from from :to to :subject subject
  80                               :message-id message-id)
  81         (when date
  82           (org-add-link-props :date date :date-timestamp date-ts
  83                               :date-timestamp-inactive date-ts-ia))
  84         (setq message-id (org-remove-angle-brackets message-id))
  85         (setq folder (abbreviate-file-name folder))
  86         (if (and vm-folder-directory
  87                  (string-match (concat "^" (regexp-quote vm-folder-directory))
  88                                folder))
  89             (setq folder (replace-match "" t t folder)))
  90         (setq desc (org-email-link-description))
  91         (setq link (org-make-link "vm:" folder "#" message-id))
  92         (org-add-link-props :link link :description desc)
  93         link))))
  94
  95 (defun org-vm-open (path)
  96   "Follow a VM message link specified by PATH."
  97   (let (folder article)
  98     (if (not (string-match "\\`\\([^#]+\\)\\(#\\(.*\\)\\)?" path))
  99         (error "Error in VM link"))
 100     (setq folder (match-string 1 path)
 101           article (match-string 3 path))
 102     ;; The prefix argument will be interpreted as read-only
 103     (org-vm-follow-link folder article current-prefix-arg)))
 104
 105 (defun org-vm-follow-link (&optional folder article readonly)
 106   "Follow a VM link to FOLDER and ARTICLE."
 107   (require 'vm)
 108   (setq article (org-add-angle-brackets article))
 109   (if (string-match "^//\\([a-zA-Z]+@\\)?\\([^:]+\\):\\(.*\\)" folder)
 110       ;; ange-ftp or efs or tramp access
 111       (let ((user (or (match-string 1 folder) (user-login-name)))
 112             (host (match-string 2 folder))
 113             (file (match-string 3 folder)))
 114         (cond
 115          ((featurep 'tramp)
 116           ;; use tramp to access the file
 117           (if (featurep 'xemacs)
 118               (setq folder (format "[%s@%s]%s" user host file))
 119             (setq folder (format "/%s@%s:%s" user host file))))
 120          (t
 121           ;; use ange-ftp or efs
 122           (require (if (featurep 'xemacs) 'efs 'ange-ftp))
 123           (setq folder (format "/%s@%s:%s" user host file))))))
 124   (when folder
 125     (funcall (cdr (assq 'vm org-link-frame-setup)) folder readonly)
 126     (sit-for 0.1)
 127     (when article
 128       (require 'vm-search)
 129       (vm-select-folder-buffer)
 130       (widen)
 131       (let ((case-fold-search t))
 132         (goto-char (point-min))
 133         (if (not (re-search-forward
 134                   (concat "^" "message-id: *" (regexp-quote article))))
 135             (error "Could not find the specified message in this folder"))
 136         (vm-isearch-update)
 137         (vm-isearch-narrow)
 138         (vm-preview-current-message)
 139         (vm-summarize)))))
 140
 141 (provide 'org-vm)
 142
 143 ;; arch-tag: cbc3047b-935e-4d2a-96e7-c5b0117aaa6d
 144
 145 ;;; org-vm.el ends here