lisp/play/yow.el

   1 ;;; yow.el --- quote random zippyisms
   2
   3 ;; Copyright (C) 1993, 1994, 1995, 2000, 2001, 2002, 2003, 2004, 2005,
   4 ;;   2006, 2007, 2008, 2009, 2010, 2011  Free Software Foundation, Inc.
   5
   6 ;; Maintainer: FSF
   7 ;; Author: Richard Mlynarik
   8 ;; Keywords: games
   9
  10 ;; This file is part of GNU Emacs.
  11
  12 ;; GNU Emacs is free software: you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation, either version 3 of the License, or
  15 ;; (at your option) any later version.
  16
  17 ;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  24
  25 ;;; Commentary:
  26
  27 ;; Important pinheadery for GNU Emacs.
  28 ;;
  29 ;; See cookie1.el for implementation.  Note --- the `n' argument of yow
  30 ;; from the 18.xx implementation is no longer; we only support *random*
  31 ;; random access now.
  32
  33 ;;; Code:
  34
  35 (require 'cookie1)
  36
  37 (defgroup yow nil
  38   "Quote random zippyisms."
  39   :prefix "yow-"
  40   :group 'games)
  41
  42 (defcustom yow-file (concat data-directory "yow.lines")
  43    "File containing pertinent pinhead phrases."
  44   :type 'file
  45   :group 'yow)
  46
  47 (defconst yow-load-message "Am I CONSING yet?...")
  48 (defconst yow-after-load-message "I have SEEN the CONSING!!")
  49
  50 ;;;###autoload
  51 (defun yow (&optional insert display)
  52   "Return or display a random Zippy quotation.  With prefix arg, insert it."
  53   (interactive "P\np")
  54   (let ((yow (cookie yow-file yow-load-message yow-after-load-message)))
  55     (cond (insert
  56            (insert yow))
  57           ((not display)
  58            yow)
  59           (t
  60            (message "%s" yow)))))
  61
  62 (defsubst read-zippyism (prompt &optional require-match)
  63   "Read a Zippyism from the minibuffer with completion, prompting with PROMPT.
  64 If optional second arg is non-nil, require input to match a completion."
  65   (read-cookie prompt yow-file yow-load-message yow-after-load-message
  66                require-match))
  67
  68 ;;;###autoload
  69 (defun insert-zippyism (&optional zippyism)
  70   "Prompt with completion for a known Zippy quotation, and insert it at point."
  71   (interactive (list (read-zippyism "Pinhead wisdom: " t)))
  72   (insert zippyism))
  73
  74 ;;;###autoload
  75 (defun apropos-zippy (regexp)
  76   "Return a list of all Zippy quotes matching REGEXP.
  77 If called interactively, display a list of matches."
  78   (interactive "sApropos Zippy (regexp): ")
  79   ;; Make sure yows are loaded
  80   (cookie yow-file yow-load-message yow-after-load-message)
  81   (let* ((case-fold-search t)
  82          (cookie-table-symbol (intern yow-file cookie-cache))
  83          (string-table (symbol-value cookie-table-symbol))
  84          (matches nil)
  85          (len (length string-table))
  86          (i 0))
  87     (save-match-data
  88       (while (< i len)
  89         (and (string-match regexp (aref string-table i))
  90              (setq matches (cons (aref string-table i) matches)))
  91         (setq i (1+ i))))
  92     (and matches
  93          (setq matches (sort matches 'string-lessp)))
  94     (and (called-interactively-p 'interactive)
  95          (cond ((null matches)
  96                 (message "No matches found."))
  97                (t
  98                 (let ((l matches))
  99                   (with-output-to-temp-buffer "*Zippy Apropos*"
 100                     (while l
 101                       (princ (car l))
 102                       (setq l (cdr l))
 103                       (and l (princ "\n\n")))
 104                     (help-print-return-message))))))
 105     matches))
 106
 107 \f
 108 ;; Yowza!! Feed zippy quotes to the doctor. Watch results.
 109 ;; fun, fun, fun. Entertainment for hours...
 110 ;;
 111 ;; written by Kayvan Aghaiepour
 112
 113 (declare-function doctor-ret-or-read "doctor" (arg))
 114
 115 ;;;###autoload
 116 (defun psychoanalyze-pinhead ()
 117   "Zippy goes to the analyst."
 118   (interactive)
 119   (doctor)                              ; start the psychotherapy
 120   (message "")
 121   (switch-to-buffer "*doctor*")
 122   (sit-for 0)
 123   (while (not (input-pending-p))
 124     (insert (yow))
 125     (sit-for 0)
 126     (doctor-ret-or-read 1)
 127     (doctor-ret-or-read 1)))
 128
 129 (provide 'yow)
 130
 131 ;;; yow.el ends here