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;;; rails-log.el --- provide features for Rails log files
;; Copyright (C) 2006 Dmitry Galinsky <dima dot exe at gmail dot com>
;; Authors: Dmitry Galinsky <dima dot exe at gmail dot com>
;; Keywords: ruby rails languages oop
;; $URL$
;; $Id$
;;; License
;; 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
;; of the License, 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 this program; if not, write to the Free Software
;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
;;; Code:
(defvar rails-log:last-log nil)
(defun rails-log:files ()
(directory-files (rails-core:file "log") nil "\\.log$"))
(defun rails-log:buffer-name (log-file)
(concat "*" log-file "*"))
(defun rails-log:open-file (log-file)
(let ((buffer (rails-log:buffer-name log-file))
(current (buffer-name)))
(unless (get-buffer buffer)
(get-buffer-create buffer)
(set-buffer buffer)
(setq auto-window-vscroll t)
(rails-minor-mode t)
(setq buffer-read-only t)
(set-buffer current)
(apply-colorize-to-buffer buffer))
(start-process "tail"
buffer
"tail"
"-n" (message "%d" rails-number-of-lines-shown-when-opening-log-file)
"-f" (rails-core:file (concat "log/" log-file)))))
(defun rails-log:open (log-file)
(interactive
(list (completing-read "Select log (with autocomplete): "
(list->alist (rails-log:files))
nil
t
rails-log:last-log)))
(setq rails-log:last-log log-file)
(let ((name (rails-log:buffer-name log-file)))
(unless (get-buffer name)
(rails-log:open-file log-file))
(switch-to-buffer name)
(recenter t)))
(defun rails-log:open-production ()
(interactive)
(rails-log:open "production.log"))
(defun rails-log:open-development ()
(interactive)
(rails-log:open "development.log"))
(defun rails-log:open-test ()
(interactive)
(rails-log:open "test.log"))
(provide 'rails-log)