|
22
|
1 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
2 ;;
|
|
|
3 ;; File: dired-uu.el
|
|
116
|
4 ;; Dired Version: #Revision: 7.9 $
|
|
22
|
5 ;; RCS:
|
|
|
6 ;; Description: Commands for uuencoding/uudecoding marked files.
|
|
|
7 ;; Author: Sandy Rutherford <sandy@math.ubc.ca>
|
|
|
8 ;;
|
|
|
9 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
10
|
|
|
11 ;;; Requirements and provisions
|
|
|
12 (provide 'dired-uu)
|
|
|
13 (require 'dired)
|
|
|
14
|
|
|
15 (defvar dired-uu-files-to-decode nil)
|
|
|
16 ;; Fluid var to pass data inside dired-create-files.
|
|
|
17
|
|
|
18 (defun dired-uucode-file (file ok-flag)
|
|
|
19 ;; uuencode or uudecode FILE.
|
|
|
20 ;; Don't really support the ok-flag, but needed for compatibility
|
|
|
21 (let ((handler (find-file-name-handler file 'dired-uucode-file)))
|
|
|
22 (cond (handler
|
|
|
23 (funcall handler 'dired-uucode-file file ok-flag))
|
|
|
24 ((or (file-symlink-p file) (file-directory-p file))
|
|
|
25 nil)
|
|
|
26 (t
|
|
|
27 (if (assoc file dired-uu-files-to-decode)
|
|
|
28 (let ((default-directory (file-name-directory file)))
|
|
|
29 (if (dired-check-process
|
|
|
30 (concat "Uudecoding " file) shell-file-name "-c"
|
|
|
31 (format "uudecode %s" file))
|
|
|
32 (signal 'file-error (list "Error uudecoding" file))))
|
|
|
33 (let ((nfile (concat file ".uu")))
|
|
|
34 (if (dired-check-process
|
|
|
35 (concat "Uuencoding " file) shell-file-name "-c"
|
|
|
36 (format "uuencode %s %s > %s"
|
|
|
37 file (file-name-nondirectory file) nfile))
|
|
|
38 (signal 'file-error (list "Error uuencoding" file)))))))))
|
|
|
39
|
|
|
40 (defun dired-uucode-out-file (file)
|
|
|
41 ;; Returns the name of the output file for the uuencoded FILE.
|
|
|
42 (let ((buff (get-buffer-create " *dired-check-process output*"))
|
|
|
43 (case-fold-search t))
|
|
|
44 (save-excursion
|
|
|
45 (set-buffer buff)
|
|
|
46 (erase-buffer)
|
|
|
47 (if (string-equal "18." (substring emacs-version 0 3))
|
|
|
48 (call-process "head" file buff nil "-n" "1")
|
|
|
49 (insert-file-contents file nil 0 80))
|
|
|
50 (goto-char (point-min))
|
|
|
51 (if (looking-at "begin [0-9]+ \\([^\n]*\\)\n")
|
|
|
52 (expand-file-name
|
|
|
53 (buffer-substring (match-beginning 1) (match-end 1))
|
|
|
54 (file-name-directory file))
|
|
|
55 nil))))
|
|
|
56
|
|
|
57 (defun dired-do-uucode (&optional arg files to-decode)
|
|
|
58 "Uuencode or uudecode marked (or next ARG) files."
|
|
|
59 (interactive
|
|
|
60 (let* ((dir (dired-current-directory))
|
|
|
61 (files (dired-get-marked-files nil current-prefix-arg))
|
|
|
62 (arg (prefix-numeric-value current-prefix-arg))
|
|
|
63 (total (length files))
|
|
|
64 rfiles decoders ofile decode encode hint-p)
|
|
|
65 (mapcar
|
|
|
66 (function
|
|
|
67 (lambda (fn)
|
|
|
68 (if (setq ofile (dired-uucode-out-file fn))
|
|
|
69 (setq decoders (cons (cons fn ofile) decoders)))))
|
|
|
70 files)
|
|
|
71 (setq decode (length decoders)
|
|
|
72 encode (- total decode)
|
|
|
73 hint-p (not (or (zerop decode) (zerop encode))))
|
|
|
74 (setq rfiles
|
|
|
75 (mapcar
|
|
|
76 (function
|
|
|
77 (lambda (fn)
|
|
|
78 (if hint-p
|
|
|
79 (concat
|
|
|
80 (if (assoc fn decoders) " [de] " " [en] ")
|
|
|
81 (dired-make-relative fn dir t))
|
|
|
82 (dired-make-relative fn dir t))))
|
|
|
83 files))
|
|
|
84 (or (memq 'uuencode dired-no-confirm)
|
|
|
85 (dired-mark-pop-up nil 'uuencode rfiles 'y-or-n-p
|
|
|
86 (cond
|
|
|
87 ((null decoders)
|
|
|
88 (if (= encode 1)
|
|
|
89 (format "Uuencode %s? " (car rfiles))
|
|
|
90 (format "Uuencode %d file%s? "
|
|
|
91 encode (dired-plural-s encode))))
|
|
|
92 ((zerop encode)
|
|
|
93 (if (= decode 1)
|
|
|
94 (format "Uudecode %s? " (car rfiles))
|
|
|
95 (format "Uudecode %d file%s? "
|
|
|
96 decode (dired-plural-s decode))))
|
|
|
97 (t
|
|
|
98 (format "Uudecode %d and uuencode %d file%s? "
|
|
|
99 decode encode (dired-plural-s encode)))))
|
|
|
100 (setq arg 0))
|
|
|
101 (list arg files decoders)))
|
|
|
102 (let ((dired-uu-files-to-decode to-decode)
|
|
|
103 out-file)
|
|
|
104 (if (not (zerop arg))
|
|
|
105 (dired-create-files
|
|
|
106 'dired-uucode-file
|
|
|
107 "Uuencode or Uudecode"
|
|
|
108 files
|
|
|
109 (function
|
|
|
110 (lambda (fn)
|
|
|
111 (if (setq out-file (assoc fn dired-uu-files-to-decode))
|
|
|
112 (cdr out-file)
|
|
|
113 (concat fn ".uu"))))
|
|
|
114 dired-keep-marker-uucode nil t))))
|
|
|
115
|
|
|
116 ;;; end of dired-uu.el
|
