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authorEric S. Raymond <esr@snark.thyrsus.com>1993-03-22 22:44:49 +0000
committerEric S. Raymond <esr@snark.thyrsus.com>1993-03-22 22:44:49 +0000
commited73b2568d16197d327c7d00d3116ae72caffa67 (patch)
tree6b1c372f96cc0f1b489247f8e24f81d42fbacbe7 /lisp/play/spook.el
parentc91c4e6d7f2287a65bec3fd1b93997f518a5c4ea (diff)
downloademacs-ed73b2568d16197d327c7d00d3116ae72caffa67.tar.gz
Modified to use cookie.el
Diffstat (limited to 'lisp/play/spook.el')
-rw-r--r--lisp/play/spook.el80
1 files changed, 11 insertions, 69 deletions
diff --git a/lisp/play/spook.el b/lisp/play/spook.el
index 1ba0b2dabb6..1b4bce46a8b 100644
--- a/lisp/play/spook.el
+++ b/lisp/play/spook.el
@@ -24,17 +24,11 @@
;;; Commentary:
-; Steve Strassmann (straz@media-lab.media.mit.edu) didn't write
+; Steve Strassmann <straz@media-lab.media.mit.edu> didn't write
; this, and even if he did, he really didn't mean for you to use it
; in an anarchistic way.
;
; To use this:
-; Make sure you have the variable SPOOK-PHRASES-FILE pointing to
-; a valid phrase file. Phrase files are in the same format as
-; zippy's yow.lines (ITS-style LINS format).
-; Strings are terminated by ascii 0 characters. Leading whitespace ignored.
-; Everything up to the first \000 is a comment.
-;
; Just before sending mail, do M-x spook.
; A number of phrases will be inserted into your buffer, to help
; give your message that extra bit of attractiveness for automated
@@ -42,6 +36,8 @@
;;; Code:
+(require 'cookie)
+
; Variables
(defvar spook-phrases-file (concat data-directory "spook.lines")
"Keep your favorite phrases here.")
@@ -49,71 +45,17 @@
(defvar spook-phrase-default-count 15
"Default number of phrases to insert")
-(defvar spook-vector nil
- "Important phrases for NSA mail-watchers")
-
-; Randomize the seed in the random number generator.
-(random t)
-
-; Call this with M-x spook.
;;;###autoload
(defun spook ()
"Adds that special touch of class to your outgoing mail."
(interactive)
- (if (null spook-vector)
- (setq spook-vector (snarf-spooks)))
- (shuffle-vector spook-vector)
- (let ((start (point)))
- (insert ?\n)
- (spook1 (min (- (length spook-vector) 1) spook-phrase-default-count))
- (insert ?\n)
- (fill-region-as-paragraph start (point) nil)))
-
-(defun spook1 (arg)
- "Inserts a spook phrase ARG times."
- (cond ((zerop arg) t)
- (t (insert (aref spook-vector arg))
- (insert " ")
- (spook1 (1- arg)))))
-
-(defun snarf-spooks ()
- "Reads in the phrase file"
- (message "Checking authorization...")
- (save-excursion
- (let ((buf (generate-new-buffer "*spook*"))
- (result '()))
- (set-buffer buf)
- (insert-file-contents (expand-file-name spook-phrases-file))
- (search-forward "\0")
- (while (progn (skip-chars-forward " \t\n\r\f") (not (eobp)))
- (let ((beg (point)))
- (search-forward "\0")
- (setq result (cons (buffer-substring beg (1- (point)))
- result))))
- (kill-buffer buf)
- (message "Checking authorization... Approved.")
- (setq spook-vector (apply 'vector result)))))
-
-(defun pick-random (n)
- "Returns a random number from 0 to N-1 inclusive."
- (% (logand 0777777 (random)) n))
-
-; Thanks to Ian G Batten <BattenIG@CS.BHAM.AC.UK>
-; [of the University of Birmingham Computer Science Department]
-; for the iterative version of this shuffle.
-;
-(defun shuffle-vector (vector)
- "Randomly permute the elements of VECTOR (all permutations equally likely)"
- (let ((i 0)
- j
- temp
- (len (length vector)))
- (while (< i len)
- (setq j (+ i (pick-random (- len i))))
- (setq temp (aref vector i))
- (aset vector i (aref vector j))
- (aset vector j temp)
- (setq i (1+ i))))
- vector)
+ (cookie-insert
+ spook-phrases-file
+ spook-phrase-default-count
+ "Checking authorization"
+ "Checking authorization...Approved"))
+
+;; Note: the implementation that used to take up most of this file has
+;; been cleaned up and generalized and now resides in cookie.el.
;;; spook.el ends here