* riece-ruby.el: New file.

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index cdccca6..d03a783 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,7 @@
+2005-06-03  Daiki Ueno  <ueno@unixuser.org>
+
+       * riece-ruby.el: New file.
+

 2005-04-04  Daiki Ueno  <ueno@unixuser.org>
 
        * riece-misc.el (riece-get-channels-on-server): New function.
 2005-04-04  Daiki Ueno  <ueno@unixuser.org>
 
        * riece-misc.el (riece-get-channels-on-server): New function.

diff --git a/lisp/riece-ruby.el b/lisp/riece-ruby.el
new file mode 100644 (file)
index 0000000..a0006e4
--- /dev/null
+++ b/lisp/riece-ruby.el
@@ -0,0 +1,113 @@
+;;; riece-ruby.el --- interact with ruby interpreter
+;; Copyright (C) 1998-2005 Daiki Ueno
+
+;; Author: Daiki Ueno <ueno@unixuser.org>
+;; Created: 1998-09-28
+;; Keywords: IRC, riece
+
+;; This file is part of Riece.
+
+;; This program 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.
+
+;; This program 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.
+
+;;; Code:
+
+(defvar riece-ruby-command "ruby"
+  "Command name for Ruby interpreter.")
+
+(defun riece-ruby-substitute-variables (program variable value)
+  (setq program (copy-sequence program))
+  (let ((pointer program))
+    (while pointer
+      (setq pointer (memq variable program))
+      (if pointer
+         (setcar pointer value)))
+    program))
+
+(defun riece-ruby-escape-data (data)
+  (let ((index 0))
+    (while (string-match "[%\r\n]+" data index)
+      (setq data (replace-match
+                 (mapconcat (lambda (c) (format "%%%02X" c))
+                            (match-string 0 data) "")
+                 nil nil data)
+           index (+ (match-end 0)
+                    (* (- (match-end 0) (match-beginning 0)) 2))))
+    data))
+
+(defun riece-ruby-unescape-data (data)
+  (let ((index 0))
+    (while (string-match "%\\([0-9A-F][0-9A-F]\\)" data index)
+      (setq data (replace-match
+                 (read (concat "\"\\x" (match-string 1 data) "\""))
+                 nil nil data)
+           index (- (match-end 0) 2)))
+    data))
+
+(defun riece-ruby-start ()                     
+  (start-process "riece-ruby"
+                (generate-new-buffer " *Ruby*")
+                riece-ruby-command
+                (expand-file-name "rubyserv.rb"
+                                  (file-name-directory
+                                   (symbol-file 'riece-ruby-start)))))
+
+(defun riece-ruby-execute (process program &optional callback)
+  (set-process-filter process #'riece-ruby-filter)
+  (set-process-sentinel process #'riece-ruby-sentinel)
+  (with-current-buffer (process-buffer process)
+    (make-local-variable 'riece-ruby-callback)
+    (setq riece-ruby-callback callback)
+    (make-local-variable 'riece-ruby-data)
+    (setq riece-ruby-data nil))
+  (process-send-string process
+                      (concat "EVAL " (riece-ruby-escape-data program)
+                              "\n")))
+
+(defun riece-ruby-filter (process input)
+  (save-excursion
+    (set-buffer (process-buffer process))
+    (goto-char (point-max))
+    (insert input)
+    (goto-char (process-mark process))
+    (beginning-of-line)
+    (while (looking-at ".*\r?\n")
+      (if (looking-at "OK\\( \\(.*\\)\\)?")
+         (progn
+           (funcall riece-ruby-callback
+                    (list 'OK
+                          (match-string 2)
+                          (riece-ruby-unescape-data
+                           (apply #'concat (nreverse riece-ruby-data)))))
+           (setq riece-ruby-data nil))
+       (if (looking-at "ERR \\([0-9]+\\)\\( \\(.*\\)\\)?")
+           (progn
+             (funcall riece-ruby-callback
+                      (list 'ERR
+                            (number-to-string (match-string 1))
+                            (match-string 3)
+                            (riece-ruby-unescape-data
+                             (apply #'concat (nreverse riece-ruby-data)))))
+             (setq riece-ruby-data nil))
+         (if (looking-at "D \\(.*\\)")
+             (setq riece-ruby-data (cons (match-string 1) riece-ruby-data)))))
+      (forward-line))))
+
+(defun riece-ruby-sentinel (process status)
+  (kill-buffer (process-buffer process)))
+
+(provide 'riece-ruby)
+
+;;; riece-ruby.el ends here