102 lines
3.3 KiB
EmacsLisp
102 lines
3.3 KiB
EmacsLisp
;;; prelude-packages.el --- Emacs Prelude: default package selection.
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;;
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;; Copyright (c) 2011-2012 Bozhidar Batsov
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;;
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;; Author: Bozhidar Batsov <bozhidar@batsov.com>
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;; URL: http://batsov.com/emacs-prelude
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;; Version: 1.0.0
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;; Keywords: convenience
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;; This file is not part of GNU Emacs.
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;;; Commentary:
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;; Takes care of the automatic installation of all the packages required by
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;; Emacs Prelude.
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;;; License:
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;; This program is free software; you can redistribute it and/or
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;; modify it under the terms of the GNU General Public License
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;; as published by the Free Software Foundation; either version 3
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;; of the License, or (at your option) any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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;; Boston, MA 02110-1301, USA.
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;;; Code:
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(require 'cl)
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(require 'package)
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(add-to-list 'package-archives
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'("melpa" . "http://melpa.milkbox.net/packages/") t)
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(package-initialize)
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(setq url-http-attempt-keepalives nil)
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(defvar prelude-packages
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'(ack-and-a-half expand-region gist helm helm-projectile magit magithub melpa
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rainbow-mode volatile-highlights yasnippet zenburn-theme)
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"A list of packages to ensure are installed at launch.")
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(defun prelude-packages-installed-p ()
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(loop for p in prelude-packages
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when (not (package-installed-p p)) do (return nil)
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finally (return t)))
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(defun prelude-install-packages ()
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(unless (prelude-packages-installed-p)
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;; check for new packages (package versions)
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(message "%s" "Emacs Prelude is now refreshing its package database...")
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(package-refresh-contents)
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(message "%s" " done.")
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;; install the missing packages
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(dolist (p prelude-packages)
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(unless (package-installed-p p)
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(package-install p)))))
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(prelude-install-packages)
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(defmacro prelude-auto-install (ext mode)
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`(add-to-list 'auto-mode-alist
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`(,ext . (lambda ()
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(package-install ',mode)
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(,mode)))))
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(defvar prelude-auto-install-alist
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'(("\\.markdown\\'" . markdown-mode)
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("\\.md\\'" . markdown-mode)
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("\\.haml\\'" . haml-mode)
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("\\.scss\\'" . scss-mode)
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("\\.sass\\'" . sass-mode)
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("\\.groovy\\'" . groovy-mode)
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("\\.yml\\'" . yaml-mode)
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("\\.php\\'" . php-mode)
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("\\.hs\\'" . haskell-mode)
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("\\.less\\'" . less-css-mode)
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("\\.lua\\'" . lua-mode)
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("\\.coffee\\'" . coffee-mode)
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("\\.erl\\'" . erlang-mode)
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("\\.feature\\'" . feature-mode)))
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;; markdown-mode doesn't have autoloads for the auto-mode-alist
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;; so we add them manually if it's already installed
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(when (package-installed-p 'markdown-mode)
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(add-to-list 'auto-mode-alist '("\\.markdown\\'" . markdown-mode))
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(add-to-list 'auto-mode-alist '("\\.md\\'" . markdown-mode)))
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(dolist (entry prelude-auto-install-alist)
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(let ((ext (car entry))
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(mode (cdr entry)))
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(unless (package-installed-p mode)
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(prelude-auto-install ext mode))))
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(provide 'prelude-packages)
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;;; prelude-packages.el ends here
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