emacs-prelude/core/prelude-packages.el
Bozhidar Batsov e2ffd09fbd Code style
2013-11-03 23:17:53 +02:00

157 lines
5.6 KiB
EmacsLisp

;;; prelude-packages.el --- Emacs Prelude: default package selection.
;;
;; Copyright © 2011-2013 Bozhidar Batsov
;;
;; Author: Bozhidar Batsov <bozhidar@batsov.com>
;; URL: https://github.com/bbatsov/prelude
;; Version: 1.0.0
;; Keywords: convenience
;; This file is not part of GNU Emacs.
;;; Commentary:
;; Takes care of the automatic installation of all the packages required by
;; Emacs Prelude.
;;; 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 3
;; 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 GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Code:
(require 'cl)
(require 'package)
(add-to-list 'package-archives
'("melpa" . "http://melpa.milkbox.net/packages/") t)
;; set package-user-dir to be relative to Prelude install path
(setq package-user-dir (expand-file-name "elpa" prelude-dir))
(package-initialize)
(defvar prelude-packages
'(ace-jump-mode ack-and-a-half anzu dash diminish elisp-slime-nav
epl expand-region flx-ido flycheck gist
gitconfig-mode gitignore-mode grizzl
guru-mode helm helm-projectile ido-ubiquitous
key-chord magit move-text rainbow-mode
smartparens smex undo-tree
volatile-highlights zenburn-theme)
"A list of packages to ensure are installed at launch.")
(defun prelude-packages-installed-p ()
"Check if all packages in `prelude-packages' are installed."
(every #'package-installed-p prelude-packages))
(defun prelude-require-package (package)
"Install PACKAGE unless already installed."
(unless (memq package prelude-packages)
(add-to-list 'prelude-packages package))
(unless (package-installed-p package)
(package-install package)))
(defun prelude-require-packages (packages)
"Ensure PACKAGES are installed.
Missing packages are installed automatically."
(mapc #'prelude-require-package packages))
(defalias 'prelude-ensure-module-deps 'prelude-require-packages)
(defun prelude-install-packages ()
"Install all packages listed in `prelude-packages'."
(unless (prelude-packages-installed-p)
;; check for new packages (package versions)
(message "%s" "Emacs Prelude is now refreshing its package database...")
(package-refresh-contents)
(message "%s" " done.")
;; install the missing packages
(prelude-require-packages prelude-packages)))
;; run package installation
(prelude-install-packages)
(defun prelude-list-foreign-packages ()
"Browse third-party packages not bundled with Prelude.
Behaves similarly to `package-list-packages', but shows only the packages that
are installed and are not in `prelude-packages'. Useful for
removing unwanted packages."
(interactive)
(package-show-package-list
(set-difference package-activated-list prelude-packages)))
(defmacro prelude-auto-install (extension package mode)
"When file with EXTENSION is opened triggers auto-install of PACKAGE.
PACKAGE is installed only if not already present. The file is opened in MODE."
`(add-to-list 'auto-mode-alist
`(,extension . (lambda ()
(unless (package-installed-p ',package)
(package-install ',package))
(,mode)))))
(defvar prelude-auto-install-alist
'(("\\.clj\\'" clojure-mode clojure-mode)
("\\.coffee\\'" coffee-mode coffee-mode)
("\\.css\\'" css-mode css-mode)
("\\.csv\\'" csv-mode csv-mode)
("\\.d\\'" d-mode d-mode)
("\\.dart\\'" dart-mode dart-mode)
("\\.erl\\'" erlang erlang-mode)
("\\.feature\\'" feature-mode feature-mode)
("\\.go\\'" go-mode go-mode)
("\\.groovy\\'" groovy-mode groovy-mode)
("\\.haml\\'" haml-mode haml-mode)
("\\.hs\\'" haskell-mode haskell-mode)
("\\.latex\\'" auctex LaTeX-mode)
("\\.less\\'" less-css-mode less-css-mode)
("\\.lua\\'" lua-mode lua-mode)
("\\.markdown\\'" markdown-mode markdown-mode)
("\\.md\\'" markdown-mode markdown-mode)
("\\.ml\\'" tuareg tuareg-mode)
("\\.pp\\'" puppet-mode puppet-mode)
("\\.php\\'" php-mode php-mode)
("PKGBUILD\\'" pkgbuild-mode pkgbuild-mode)
("\\.sass\\'" sass-mode sass-mode)
("\\.scala\\'" scala-mode2 scala-mode)
("\\.scss\\'" scss-mode scss-mode)
("\\.slim\\'" slim-mode slim-mode)
("\\.textile\\'" textile-mode textile-mode)
("\\.yml\\'" yaml-mode yaml-mode)))
;; markdown-mode doesn't have autoloads for the auto-mode-alist
;; so we add them manually if it's already installed
(when (package-installed-p 'markdown-mode)
(add-to-list 'auto-mode-alist '("\\.markdown\\'" . markdown-mode))
(add-to-list 'auto-mode-alist '("\\.md\\'" . markdown-mode)))
(when (package-installed-p 'pkgbuild-mode)
(add-to-list 'auto-mode-alist '("PKGBUILD\\'" . pkgbuild-mode)))
;; build auto-install mappings
(mapc
(lambda (entry)
(let ((extension (car entry))
(package (cadr entry))
(mode (cadr (cdr entry))))
(unless (package-installed-p package)
(prelude-auto-install extension package mode))))
prelude-auto-install-alist)
(provide 'prelude-packages)
;; Local Variables:
;; byte-compile-warnings: (not cl-functions)
;; End:
;;; prelude-packages.el ends here