1  ;;; rails-log.el --- provide features for Rails log files
 2  
 3  ;; Copyright (C) 2006 Dmitry Galinsky <dima dot exe at gmail dot com>
 4  
 5  ;; Authors: Dmitry Galinsky <dima dot exe at gmail dot com>
 6  
 7  ;; Keywords: ruby rails languages oop
 8  ;; $URL: svn://rubyforge.org/var/svn/emacs-rails/trunk/rails-log.el $
 9  ;; $Id: rails-log.el 114 2007-03-25 18:15:35Z dimaexe $
10  
11  ;;; License
12  
13  ;; This program is free software; you can redistribute it and/or
14  ;; modify it under the terms of the GNU General Public License
15  ;; as published by the Free Software Foundation; either version 2
16  ;; of the License, or (at your option) any later version.
17  
18  ;; This program 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 this program; if not, write to the Free Software
25  ;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
26  
27  ;;; Code:
28  
29  (defvar rails-log:last-log nil)
30  
31  (defun rails-log:files ()
32    (directory-files (rails-core:file "log") nil "\\.log$"))
33  
34  (defun rails-log:buffer-name (log-file)
35    (concat "*" log-file "*"))
36  
37  (defun rails-log:open-file (log-file)
38    (let ((buffer (rails-log:buffer-name log-file))
39          (current (buffer-name)))
40      (unless (get-buffer buffer)
41        (get-buffer-create buffer)
42        (set-buffer buffer)
43        (setq auto-window-vscroll t)
44        (rails-minor-mode t)
45        (setq buffer-read-only t)
46        (set-buffer current)
47        (apply-colorize-to-buffer buffer))
48      (start-process "tail"
49                     buffer
50                     "tail"
51                     "-f" (rails-core:file (concat "log/" log-file)))))
52  
53  (defun rails-log:open (log-file)
54    (interactive
55     (list (completing-read "Select log (with autocomplete): "
56                            (list->alist (rails-log:files))
57                            nil
58                            t
59                            rails-log:last-log)))
60    (setq rails-log:last-log log-file)
61    (let ((name (rails-log:buffer-name log-file)))
62      (unless (get-buffer name)
63        (rails-log:open-file log-file))
64      (switch-to-buffer name)
65      (recenter t)))
66  
67  (defun rails-log:open-production ()
68    (interactive)
69    (rails-log:open "production.log"))
70  
71  (defun rails-log:open-development ()
72    (interactive)
73    (rails-log:open "development.log"))
74  
75  (defun rails-log:open-test ()
76    (interactive)
77    (rails-log:open "test.log"))
78  
79  (provide 'rails-log)