changing repositories

1 files changed, 53 insertions, 0 deletions

diff --git a/modules/local-repository.el b/modules/local-repository.el
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+;;; local-repository.el --- local repository functionality -*- lexical-binding: t; coding: utf-8; -*-
+;; author Craig Jennings <c@cjennings.net>
+
+;;; Commentary:
+
+;;; Code:
+
+(require 'elpa-mirror)
+
+;; ------------------------------ Utility Function -----------------------------
+
+
+(defun car-member (value list)
+  "Check if VALUE exists as the car of any cons cell in LIST."
+  (member value (mapcar #'car list)))
+
+;; ------------------------------- Customizations ------------------------------
+
+(defcustom localrepo-repository-id "localrepo"
+  "The name used to identify the local repository internally.
+
+Used for the package-archive and package-archive-priorities lists.")
+
+(defcustom localrepo-repository-priority 100
+  "The value for the local repository in the package-archive-priority list.
+
+A higher value means higher priority. If you want your local packages to be
+preferred, this must be a higher number than any other repositories.")
+
+(defcustom localrepo-repository-location
+  (concat user-emacs-directory "/.localrepo")
+  "The location of the local repository.
+
+It's a good idea to keep this with the rest of your configuration files and
+keep them in source control.")
+
+(defun cj/update-localrepo-repository ()
+  "Update the local repository with currently installed packages."
+  (interactive)
+  (elpamr-create-mirror-for-installed localrepo-repository-location t))
+
+(defun localrepo-initialize ()
+"Add the repository to the package archives, then gives it a high priority."
+  (unless (car-member localrepo-repository-id package-archives)
+	(add-to-list 'package-archives
+				 (localrepo-repository-id . localrepo-repository-location)))
+
+  (unless (car-member localrepo-repository-id package-archive-priorities)
+	(add-to-list 'package-archive-priorities
+				 (localrepo-repository-id . localrepo-repository-priority))))
+
+(provide 'local-repository)
+;;; local-repository.el ends here.