784 lines
35 KiB
EmacsLisp
784 lines
35 KiB
EmacsLisp
;;; core-configuration-layer.el --- Spacemacs Core File
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;;
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;; Copyright (c) 2012-2014 Sylvain Benner
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;; Copyright (c) 2014-2015 Sylvain Benner & Contributors
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;;
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;; Author: Sylvain Benner <sylvain.benner@gmail.com>
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;; URL: https://github.com/syl20bnr/spacemacs
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;;
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;; This file is not part of GNU Emacs.
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;;
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;;; License: GPLv3
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(require 'ht)
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(require 'package)
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(require 'core-dotspacemacs)
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(require 'core-funcs)
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(require 'core-spacemacs-buffer)
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(unless package--initialized
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(setq package-archives '(("ELPA" . "http://tromey.com/elpa/")
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("gnu" . "http://elpa.gnu.org/packages/")
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("melpa" . "http://melpa.org/packages/")))
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;; optimization, no need to activate all the packages so early
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(package-initialize 'noactivate)
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;; Emacs 24.3 and above ships with python.el but in some Emacs 24.3.1 packages
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;; for Ubuntu, python.el seems to be missing.
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;; This hack adds marmalade repository for this case only.
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(unless (or (package-installed-p 'python) (version< emacs-version "24.3"))
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(add-to-list 'package-archives
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'("marmalade" . "http://marmalade-repo.org/packages/")))
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(setq warning-minimum-level :error))
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(defconst configuration-layer-template-directory
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(expand-file-name (concat spacemacs-core-directory "templates/"))
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"Configuration layer templates directory.")
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(defconst configuration-layer-contrib-directory
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(expand-file-name (concat user-emacs-directory "contrib/"))
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"Spacemacs contribution layers base directory.")
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(defconst configuration-layer-private-directory
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(expand-file-name (concat user-emacs-directory "private/"))
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"Spacemacs private layers base directory.")
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(defconst configuration-layer-rollback-directory
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(expand-file-name (concat spacemacs-cache-directory ".rollback/"))
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"Spacemacs rollback directory.")
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(defconst configuration-layer-rollback-info "rollback-info"
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"Spacemacs rollback information file.")
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(defvar configuration-layer-layers '()
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"Alist of declared configuration layers.")
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(defvar configuration-layer-paths (make-hash-table :size 128)
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"Hash table of layers locations. The key is a layer symbol and the value is
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the path for this layer.")
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(defvar configuration-layer-all-packages (make-hash-table :size 256)
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"Hash table of all declared packages in all layers where the key is a package
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symbol and the value is a list of layer symbols responsible for initializing
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and configuring the package.")
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(defvar configuration-layer-all-packages-sorted '()
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"Sorted list of all package symbols.")
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(defvar configuration-layer-all-pre-extensions (make-hash-table :size 128)
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"Hash table of all declared pre-extensions in all layers where the key is a
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extension symbol and the value is the layer symbols responsible for initializing
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and configuring the package.")
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(defvar configuration-layer-all-pre-extensions-sorted '()
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"Sorted list of all pre extensions symbols.")
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(defvar configuration-layer-all-post-extensions (make-hash-table :size 128)
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"Hash table of all declared post-extensions in all layers where the key is a
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extension symbol and the value is the layer symbols responsible for initializing
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and configuring the package.")
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(defvar configuration-layer-all-post-extensions-sorted '()
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"Sorted list of all post extensions symbols.")
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(defvar configuration-layer-contrib-categories '("usr" "lang")
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"List of strings corresponding to category names. A category is a
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sub-directory of the contribution directory.")
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(defvar configuration-layer-excluded-packages '()
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"List of all excluded packages declared at the layer level.")
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(defun configuration-layer/sync ()
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"Synchronize declared layers in dotfile with spacemacs."
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(dotspacemacs|call-func dotspacemacs/layers "Calling dotfile layers...")
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(configuration-layer/init-layers)
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(configuration-layer/load-layers)
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(when dotspacemacs-delete-orphan-packages
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(configuration-layer/delete-orphan-packages)))
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(defun configuration-layer/create-layer (name)
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"Ask the user for a configuration layer name and create a layer with this
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name in the private layers directory."
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(interactive "sConfiguration layer name: ")
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(let ((layer-dir (configuration-layer//get-private-layer-dir name)))
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(cond
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((string-equal "" name)
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(message "Cannot create a configuration layer without a name."))
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((file-exists-p layer-dir)
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(message "Cannot create configuration layer \"%s\", this layer already exists."
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name))
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(t
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(make-directory layer-dir)
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(configuration-layer//copy-template "extensions")
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(configuration-layer//copy-template "packages")
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(message "Configuration layer \"%s\" successfully created." name))
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)))
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(defun configuration-layer//get-private-layer-dir (name)
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"Return an absolute path the the private configuration layer with name
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NAME."
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(concat configuration-layer-private-directory name "/"))
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(defun configuration-layer//copy-template (template)
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"Copy and replace special values of TEMPLATE to LAYER_DIR."
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(let ((src (concat configuration-layer-template-directory
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(format "%s.template" template)))
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(dest (concat (configuration-layer//get-private-layer-dir name)
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(format "%s.el" template))))
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(copy-file src dest)
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(find-file dest)
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(save-excursion
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(goto-char (point-min))
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(while (re-search-forward "NAME" nil t)
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(replace-match name t)))
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(save-buffer)))
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(defun configuration-layer//get-contrib-category-dirs ()
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"Return a list of all absolute paths to the contribution categories stored
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in `configuration-layer-contrib-categories'"
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(mapcar
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(lambda (d) (expand-file-name
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(concat configuration-layer-contrib-directory (format "%s/" d))))
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configuration-layer-contrib-categories))
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(defun configuration-layer//discover-layers ()
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"Return a hash table where the key is the layer symbol and the value is its
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path."
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(let ((cat-dirs (configuration-layer//get-contrib-category-dirs))
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(result (make-hash-table :size 128)))
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;; add spacemacs layer
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(puthash 'spacemacs (expand-file-name user-emacs-directory) result)
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(mapc (lambda (dir)
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(let ((layers (configuration-layer//discover-layers-in-dir dir)))
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(mapc (lambda (layer)
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(puthash (car layer) (cdr layer) result))
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layers)))
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(append (list configuration-layer-contrib-directory)
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cat-dirs
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dotspacemacs-configuration-layer-path
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;; load private layers at the end on purpose
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;; we asume that the user layers must have the final word
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;; on configuration choices.
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(list configuration-layer-private-directory)))
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result))
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(defun configuration-layer//discover-layers-in-dir (dir)
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"Return an alist where the key is a layer symbol and the value is the path
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for that layer."
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(spacemacs/message "Looking for configuration layers in %s" dir)
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(ignore-errors
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(let ((files (directory-files dir nil nil 'nosort))
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(filter-out configuration-layer-contrib-categories)
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result '())
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(dolist (f files)
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(when (and (file-directory-p (concat dir f))
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(not (member f filter-out))
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(not (equalp ?. (aref f 0)))) ;; Remove hidden, traversal
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(spacemacs/message "-> Discovered configuration layer: %s" f)
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(push (cons (intern f) dir) result)))
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result)))
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(defun configuration-layer/init-layers ()
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"Declare default layers and user layers from the dotfile by filling the
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`configuration-layer-layers' variable."
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(setq configuration-layer-paths (configuration-layer//discover-layers))
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(if (eq 'all dotspacemacs-configuration-layers)
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(setq dotspacemacs-configuration-layers
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;; spacemacs is contained in configuration-layer-paths
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(ht-keys configuration-layer-paths))
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(setq configuration-layer-layers
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(list (configuration-layer//declare-layer 'spacemacs))))
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(setq configuration-layer-layers
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(append (configuration-layer//declare-layers
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dotspacemacs-configuration-layers) configuration-layer-layers)))
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(defun configuration-layer//declare-layers (layers)
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"Declare the passed configuration LAYERS.
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LAYERS is a list of layer symbols."
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(reduce (lambda (acc elt) (push elt acc))
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(mapcar 'configuration-layer//declare-layer (reverse layers))
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:initial-value nil))
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(defun configuration-layer//declare-layer (layer)
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"Declare a layer with NAME symbol. Return a cons cell (symbol . plist)
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where `symbol' is the name of the layer and `plist' is a property list with
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the following keys:
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- `:dir' the absolute path to the base directory of the layer.
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- `:ext-dir' the absolute path to the directory containing the extensions.
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- `:variables' list of layer configuration variables to set
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- `:excluded' list of packages to exlcude."
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(let* ((name-sym (if (listp layer) (car layer) layer))
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(name-str (symbol-name name-sym))
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(base-dir (configuration-layer/get-layer-path name-sym)))
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(if base-dir
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(let* ((dir (format "%s%s/" base-dir name-str))
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(ext-dir (format "%sextensions/" dir))
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(plist (append (list :dir dir :ext-dir ext-dir)
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(when (listp layer) (cdr layer)))))
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(cons name-sym plist))
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(spacemacs/message "Warning: Cannot find layer %s !" layer))))
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(defun configuration-layer//set-layers-variables (layers)
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"Set the configuration variables for the passed LAYERS."
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(dolist (layer layers)
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(let ((variables (spacemacs/mplist-get layer :variables)))
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(while variables
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(let ((var (pop variables)))
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(if (consp variables)
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(set-default var (pop variables))
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(spacemacs/message "Warning: Missing value for variable %s !"
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var)))))))
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(defun configuration-layer/package-declaredp (pkg)
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"Return non-nil if PKG symbol corresponds to a declared package."
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(ht-contains? configuration-layer-all-packages pkg))
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(defun configuration-layer/layer-declaredp (layer)
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"Return non-nil if LAYER symbol corresponds to a declared layer."
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(not (null (assq layer configuration-layer-layers))))
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(defun configuration-layer/get-layers-list ()
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"Return a list of all discovered layer symbols."
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(ht-keys configuration-layer-paths))
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(defun configuration-layer/get-layer-path (layer)
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"Return the path for LAYER symbol."
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(ht-get configuration-layer-paths layer))
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(defun configuration-layer/load-layers ()
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"Load all declared layers."
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(let ((layers (reverse configuration-layer-layers)))
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(configuration-layer//set-layers-variables layers)
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(configuration-layer//load-layers-files layers '("funcs.el" "config.el"))
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;; fill the hash tables
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(setq configuration-layer-excluded-packages (configuration-layer/get-excluded-packages layers))
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(setq configuration-layer-all-packages (configuration-layer/get-packages layers))
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(setq configuration-layer-all-pre-extensions (configuration-layer/get-extensions layers t))
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(setq configuration-layer-all-post-extensions (configuration-layer/get-extensions layers))
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;; This is what you get when you have no test cases... hopefully I will code
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;; them soon :-)
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;; (message "excluded: %s" configuration-layer-excluded-packages)
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;; (message "packages: %s" configuration-layer-all-packages)
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;; (message "pre-extensions: %s" configuration-layer-all-pre-extensions)
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;; (message "post-extensions: %s" configuration-layer-all-post-extensions)
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;; filter them
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(let ((excluded (append dotspacemacs-excluded-packages
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configuration-layer-excluded-packages)))
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(configuration-layer//filter-out-excluded configuration-layer-all-packages excluded)
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(configuration-layer//filter-out-excluded configuration-layer-all-pre-extensions excluded)
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(configuration-layer//filter-out-excluded configuration-layer-all-post-extensions excluded))
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;; number of chuncks for the loading screen
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(let ((total (+ (ht-size configuration-layer-all-packages)
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(ht-size configuration-layer-all-pre-extensions)
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(ht-size configuration-layer-all-post-extensions))))
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(setq spacemacs-loading-dots-chunk-threshold
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(/ total spacemacs-loading-dots-chunk-count)))
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;; filter them
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(configuration-layer//sort-packages-and-extensions)
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;; install and initialize packages and extensions
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(configuration-layer//initialize-extensions configuration-layer-all-pre-extensions-sorted t)
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(configuration-layer//install-packages)
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(when dotspacemacs-loading-progress-bar
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(spacemacs/append-to-buffer spacemacs-loading-text))
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(configuration-layer//initialize-packages)
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(configuration-layer//initialize-extensions configuration-layer-all-post-extensions-sorted)
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;; restore warning level before initialization
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(setq warning-minimum-level :warning)
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(configuration-layer//load-layers-files layers '("keybindings.el"))))
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(defun configuration-layer//load-layers-files (layers files)
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"Load the files of list FILES for all passed LAYERS."
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(dolist (layer layers)
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(configuration-layer//load-layer-files layer files)))
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(defun configuration-layer//load-layer-files (layer files)
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"Load the files of list FILES for the given LAYER."
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(let* ((sym (car layer))
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(dir (plist-get (cdr layer) :dir)))
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(dolist (file files)
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(let ((file (concat dir file)))
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(if (file-exists-p file) (load file))))))
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(defsubst configuration-layer//add-layer-to-hash (pkg layer hash)
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"Add LAYER to the list value stored in HASH with key PKG."
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(let ((list (ht-get hash pkg)))
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(eval `(push ',layer list))
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(puthash pkg list hash)))
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(defsubst configuration-layer//filter-out-excluded (hash excluded)
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"Remove EXCLUDED packages from the hash tables HASH."
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(dolist (pkg (ht-keys (eval hash)))
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(when (or (member pkg excluded)) (ht-remove (eval hash) pkg))))
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(defun configuration-layer//sort-packages-and-extensions ()
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"Sort the packages and extensions symbol and store them in
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`configuration-layer-all-packages-sorted'
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`configuration-layer-all-pre-extensions-sorted'
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`configuration-layer-all-post-extensions-sorted'"
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(setq configuration-layer-all-packages-sorted
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(configuration-layer/sort-hash-table-keys configuration-layer-all-packages))
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(setq configuration-layer-all-pre-extensions-sorted
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(configuration-layer/sort-hash-table-keys configuration-layer-all-pre-extensions))
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(setq configuration-layer-all-post-extensions-sorted
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(configuration-layer/sort-hash-table-keys configuration-layer-all-post-extensions)))
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(defun configuration-layer/sort-hash-table-keys (h)
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"Return a sorted list of the keys in the given hash table H."
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(mapcar 'intern (sort (mapcar 'symbol-name (ht-keys h)) 'string<)))
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(defun configuration-layer/get-excluded-packages (layers)
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"Read `layer-excluded-packages' lists for all passed LAYERS and return a list
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of all excluded packages."
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(let (result)
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(dolist (layer layers)
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(let* ((layer-sym (car layer))
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(dir (plist-get (cdr layer) :dir))
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(pkg-file (concat dir "packages.el")))
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(when (file-exists-p pkg-file)
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(load pkg-file)
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(let ((excl-var (intern (format "%s-excluded-packages"
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(symbol-name layer-sym)))))
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(when (boundp excl-var)
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(mapc (lambda (x) (push x result)) (eval excl-var)))))))
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result))
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(defun configuration-layer//get-packages-or-extensions (layers file var)
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"Read the packages or extensions lists for all passed LAYERS and
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return a hash table of all packages where the key is a package symbol.
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FILE is a string with value `packages' or `extensions'.
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VAR is a string with value `packages', `pre-extensions' or `post-extensions'."
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(let ((result (make-hash-table :size 512)))
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(dolist (layer layers)
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(let* ((layer-sym (car layer))
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(dir (plist-get (cdr layer) :dir))
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(pkg-file (concat dir (format "%s.el" file))))
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(when (file-exists-p pkg-file)
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(load pkg-file)
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(let* ((layer-name (symbol-name layer-sym))
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(packages-var (intern (format "%s-%s" layer-name var))))
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(when (boundp packages-var)
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(dolist (pkg (eval packages-var))
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(puthash pkg (cons layer-sym (ht-get result pkg)) result)))))))
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result))
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(defun configuration-layer/get-packages (layers)
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"Read `layer-packages' lists for all passed LAYERS and return a hash table
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of all packages where the key is a package symbol."
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(configuration-layer//get-packages-or-extensions layers "packages" "packages"))
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(defun configuration-layer/get-extensions (layers &optional pre)
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"Read `layer-pre-extensions' or `layer-post-extensions' lists for all passed
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LAYERS and return a hash table of all packages where the key is a package
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symbol.
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If PRE is non nil then `layer-pre-extensions' is read instead of
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`layer-post-extensions'."
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(let ((var (if pre "pre-extensions" "post-extensions")))
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(configuration-layer//get-packages-or-extensions layers "extensions" var)))
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(defun configuration-layer//install-packages ()
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"Install the packages all the packages if there are not currently installed."
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(interactive)
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(let* ((not-installed (remove-if 'package-installed-p
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configuration-layer-all-packages-sorted))
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(not-installed-count (length not-installed)))
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;; installation
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(if not-installed
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(progn
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(spacemacs/append-to-buffer
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(format "Found %s new package(s) to install...\n"
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not-installed-count))
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(spacemacs/append-to-buffer
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"--> fetching new package repository indexes...\n")
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(spacemacs//redisplay)
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(package-refresh-contents)
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(setq installed-count 0)
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(dolist (pkg not-installed)
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(setq installed-count (1+ installed-count))
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(spacemacs/replace-last-line-of-buffer
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(format "--> installing %s:%s... [%s/%s]"
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(ht-get configuration-layer-all-packages pkg)
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pkg installed-count not-installed-count) t)
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(unless (package-installed-p pkg)
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(if (not (assq pkg package-archive-contents))
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(spacemacs/append-to-buffer
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(format "\nPackage %s is unavailable. Is the package name misspelled?\n"
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pkg))
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(dolist (dep (configuration-layer//get-package-dependencies-from-archive
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pkg))
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(configuration-layer//activate-package (car dep)))
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(package-install pkg)))
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(spacemacs//redisplay))
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(spacemacs/append-to-buffer "\n")))))
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(defun configuration-layer//get-packages-to-update (packages)
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"Return a list of packages to update given a list of PACKAGES."
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(when packages
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(let (result)
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(dolist (pkg packages)
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;; recursively check dependencies
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(let* ((deps
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(configuration-layer//get-package-dependencies-from-archive pkg))
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(update-deps
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(when deps (configuration-layer//get-packages-to-update
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(mapcar 'car deps)))))
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(when update-deps
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(setq result (append update-deps result))))
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(let ((installed-version (configuration-layer//get-package-version-string pkg))
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(newest-version (configuration-layer//get-latest-package-version-string
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pkg)))
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;; (message "package - %s" pkg)
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;; (message "installed - %s" installed-version)
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;; (message "latest - %s" newest-version)
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(unless (or (null installed-version)
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(version<= newest-version installed-version))
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(add-to-list 'result pkg t))))
|
|
(delete-dups result))))
|
|
|
|
(defun configuration-layer/update-packages ()
|
|
"Upgrade elpa packages"
|
|
(interactive)
|
|
(spacemacs/append-to-buffer
|
|
"\nUpdating Spacemacs... (for now only ELPA packages are updated)\n")
|
|
(spacemacs/append-to-buffer
|
|
"--> fetching new package repository indexes...\n")
|
|
(spacemacs//redisplay)
|
|
(package-refresh-contents)
|
|
(let* ((update-packages (configuration-layer//get-packages-to-update
|
|
configuration-layer-all-packages-sorted))
|
|
(date (format-time-string "%y-%m-%d_%H.%M.%S"))
|
|
(rollback-dir (expand-file-name
|
|
(concat configuration-layer-rollback-directory
|
|
(file-name-as-directory date))))
|
|
(upgrade-count (length update-packages))
|
|
(upgraded-count 0)
|
|
(update-packages-alist))
|
|
(if (> upgrade-count 0)
|
|
(if (not (yes-or-no-p (format (concat "%s package(s) to update, "
|
|
"do you want to continue ? ")
|
|
upgrade-count)))
|
|
(spacemacs/append-to-buffer
|
|
"Packages update has been cancelled.\n")
|
|
;; backup the package directory and construct an alist
|
|
;; variable to be cached for easy update and rollback
|
|
(spacemacs/replace-last-line-of-buffer
|
|
"--> performing backup of package(s) to update...\n" t)
|
|
(spacemacs//redisplay)
|
|
(dolist (pkg update-packages)
|
|
(let* ((src-dir (configuration-layer//get-package-directory pkg))
|
|
(dest-dir (expand-file-name
|
|
(concat rollback-dir
|
|
(file-name-as-directory
|
|
(file-name-nondirectory src-dir))))))
|
|
(copy-directory src-dir dest-dir 'keeptime 'create 'copy-content)
|
|
(push (cons pkg (file-name-nondirectory src-dir))
|
|
update-packages-alist)))
|
|
(spacemacs/dump-vars-to-file
|
|
'(update-packages-alist)
|
|
(expand-file-name (concat rollback-dir
|
|
configuration-layer-rollback-info)))
|
|
(dolist (pkg update-packages)
|
|
(setq upgraded-count (1+ upgraded-count))
|
|
(spacemacs/replace-last-line-of-buffer
|
|
(format "--> updating package %s... [%s/%s]"
|
|
pkg upgraded-count upgrade-count) t)
|
|
(spacemacs//redisplay)
|
|
(configuration-layer//package-delete pkg)
|
|
(condition-case err (package-install pkg)
|
|
('error
|
|
(message (format
|
|
(concat "An error occurred during the update of "
|
|
"this package %s, retrying one more time...")
|
|
err))
|
|
(package-install pkg)))
|
|
(when (version< emacs-version "24.3.50")
|
|
;; explicitly force activation
|
|
(setq package-activated-list (delq pkg package-activated-list))
|
|
(configuration-layer//activate-package pkg)))
|
|
(spacemacs/append-to-buffer
|
|
(format "\n--> %s packages updated.\n" upgraded-count))
|
|
(spacemacs/append-to-buffer
|
|
"\nEmacs has to be restarted for the changes to take effect.\n")
|
|
(spacemacs//redisplay))
|
|
(spacemacs/append-to-buffer "--> All packages are up to date.\n")
|
|
(spacemacs//redisplay))))
|
|
|
|
(defun configuration-layer//ido-candidate-rollback-slot ()
|
|
"Return a list of candidates to select a rollback slot."
|
|
(let ((rolldir configuration-layer-rollback-directory))
|
|
(when (file-exists-p rolldir)
|
|
(reverse
|
|
(delq nil (mapcar
|
|
(lambda (x)
|
|
(when (not (or (string= "." x) (string= ".." x)))
|
|
(let ((p (length (directory-files (file-name-as-directory
|
|
(concat rolldir x))))))
|
|
;; -3 for . .. and rollback-info
|
|
(format "%s (%s packages)" x (- p 3)))))
|
|
(directory-files rolldir)))))))
|
|
|
|
(defun configuration-layer/rollback (slot)
|
|
"Rollback all the packages in the given SLOT.
|
|
If called interactively and SLOT is nil then an ido buffers appears
|
|
to select one."
|
|
(interactive
|
|
(list
|
|
(if (boundp 'slot) slot
|
|
(let ((candidates (configuration-layer//ido-candidate-rollback-slot)))
|
|
(when candidates
|
|
(ido-completing-read "Rollback slots (most recent are first): "
|
|
candidates))))))
|
|
(if (not slot)
|
|
(message "No rollback slot available.")
|
|
(string-match "^\\(.+?\\)\s.*$" slot)
|
|
(let* ((slot-dir (match-string 1 slot))
|
|
(rollback-dir (file-name-as-directory
|
|
(concat configuration-layer-rollback-directory
|
|
(file-name-as-directory slot-dir))))
|
|
(info-file (expand-file-name
|
|
(concat rollback-dir
|
|
configuration-layer-rollback-info))))
|
|
(spacemacs/append-to-buffer
|
|
(format "\nRollbacking ELPA packages from slot %s...\n" slot-dir))
|
|
(load-file info-file)
|
|
(let ((rollback-count (length update-packages-alist))
|
|
(rollbacked-count 0))
|
|
(spacemacs/append-to-buffer
|
|
(format "Found %s package(s) to rollback...\n" rollback-count))
|
|
(spacemacs//redisplay)
|
|
(dolist (apkg update-packages-alist)
|
|
(let* ((pkg (car apkg))
|
|
(pkg-dir-name (cdr apkg))
|
|
(elpa-dir (concat user-emacs-directory "elpa/"))
|
|
(src-dir (expand-file-name
|
|
(concat rollback-dir (file-name-as-directory
|
|
pkg-dir-name))))
|
|
(dest-dir (expand-file-name
|
|
(concat elpa-dir (file-name-as-directory
|
|
pkg-dir-name)))))
|
|
(setq rollbacked-count (1+ rollbacked-count))
|
|
(spacemacs/replace-last-line-of-buffer
|
|
(format "--> rollbacking package %s... [%s/%s]"
|
|
pkg rollbacked-count rollback-count) t)
|
|
(spacemacs//redisplay)
|
|
(configuration-layer//package-delete pkg)
|
|
(copy-directory src-dir dest-dir 'keeptime 'create 'copy-content)))
|
|
(spacemacs/append-to-buffer
|
|
(format "\n--> %s packages rollbacked.\n" rollbacked-count))
|
|
(spacemacs/append-to-buffer
|
|
"\nEmacs has to be restarted for the changes to take effect.\n")))))
|
|
|
|
(defun configuration-layer//initialize-packages ()
|
|
"Initialize all the declared packages."
|
|
(mapc (lambda (x) (configuration-layer//initialize-package
|
|
x (ht-get configuration-layer-all-packages x)))
|
|
configuration-layer-all-packages-sorted))
|
|
|
|
(defun configuration-layer//initialize-package (pkg layers)
|
|
"Initialize the package PKG from the configuration layers LAYERS."
|
|
(let (initializedp)
|
|
(dolist (layer layers)
|
|
(let* ((init-func (intern (format "%s/init-%s" layer pkg))))
|
|
(when (and (package-installed-p pkg) (fboundp init-func))
|
|
(spacemacs/message "Package: Initializing %s:%s..." layer pkg)
|
|
(configuration-layer//activate-package pkg)
|
|
(funcall init-func)
|
|
(setq initializedp t))))
|
|
(when initializedp) (spacemacs/loading-animation)))
|
|
|
|
(defun configuration-layer//activate-package (pkg)
|
|
"Activate PKG."
|
|
(if (version< emacs-version "24.3.50")
|
|
;; fake version list to always activate the package
|
|
(package-activate pkg '(0 0 0 0))
|
|
(package-activate pkg)))
|
|
|
|
(defun configuration-layer//initialize-pre-extension (ext layers)
|
|
"Initialize the pre-extensions EXT from configuration layers LAYERS."
|
|
(configuration-layer//initialize-extension ext layers t))
|
|
|
|
(defun configuration-layer//initialize-extensions (ext-list &optional pre)
|
|
"Initialize all the declared extensions in EXT-LIST hash table.
|
|
If PRE is non nil then the extensions are pre-extensions."
|
|
(let ((func (if pre 'configuration-layer//initialize-pre-extension
|
|
'configuration-layer//initialize-extension))
|
|
(hash (if pre configuration-layer-all-pre-extensions
|
|
configuration-layer-all-post-extensions)))
|
|
(mapc (lambda (x) (funcall func x (ht-get hash x))) ext-list)))
|
|
|
|
(defun configuration-layer//initialize-extension (ext layers &optional pre)
|
|
"Initialize the extension EXT from the configuration layers LAYERS.
|
|
If PRE is non nil then the extension is a pre-extensions."
|
|
(dolist (layer layers)
|
|
(let* ((l (assq layer configuration-layer-layers))
|
|
(ext-dir (plist-get (cdr l) :ext-dir))
|
|
(init-func (intern (format "%s/init-%s" layer ext))))
|
|
(add-to-list 'load-path (format "%s%s/" ext-dir ext))
|
|
(spacemacs/loading-animation)
|
|
(spacemacs/message "%s-extension: Initializing %s:%s..."
|
|
(if pre "Pre" "Post") layer ext)
|
|
(if (fboundp init-func) (funcall init-func)))))
|
|
|
|
(defun configuration-layer//initialized-packages-count ()
|
|
"Return the number of initialized packages and extensions."
|
|
(+ (ht-size configuration-layer-all-packages)
|
|
(ht-size configuration-layer-all-pre-extensions)
|
|
(ht-size configuration-layer-all-post-extensions)))
|
|
|
|
(defun configuration-layer/get-layer-property (symlayer prop)
|
|
"Return the value of the PROPerty for the given SYMLAYER symbol."
|
|
(let* ((layer (assq symlayer configuration-layer-layers)))
|
|
(plist-get (cdr layer) prop)))
|
|
|
|
(defun configuration-layer//get-packages-dependencies ()
|
|
"Returns a hash map where key is a dependency package symbol and value is
|
|
a list of all packages which depend on it."
|
|
(let ((result (make-hash-table :size 200)))
|
|
(dolist (pkg package-alist)
|
|
(let* ((pkg-sym (car pkg))
|
|
(deps (configuration-layer//get-package-dependencies pkg-sym)))
|
|
(dolist (dep deps)
|
|
(let* ((dep-sym (car dep))
|
|
(value (ht-get result dep-sym)))
|
|
(puthash dep-sym
|
|
(if value (add-to-list 'value pkg-sym) (list pkg-sym))
|
|
result)))))
|
|
result))
|
|
|
|
(defun configuration-layer//get-implicit-packages ()
|
|
"Returns a list of all packages in `packages-alist' which are not found
|
|
in `configuration-layer-all-packages'"
|
|
(let ((imp-pkgs))
|
|
(dolist (pkg package-alist)
|
|
(let ((pkg-sym (car pkg)))
|
|
(if (not (ht-contains? configuration-layer-all-packages pkg-sym))
|
|
(add-to-list 'imp-pkgs pkg-sym))))
|
|
imp-pkgs))
|
|
|
|
(defun configuration-layer//get-orphan-packages (implicit-pkgs dependencies)
|
|
"Return a list of all orphan packages which are basically meant to be
|
|
deleted safely."
|
|
(let ((result '()))
|
|
(dolist (imp-pkg implicit-pkgs)
|
|
(if (configuration-layer//is-package-orphan imp-pkg dependencies)
|
|
(add-to-list 'result imp-pkg)))
|
|
result))
|
|
|
|
(defun configuration-layer//is-package-orphan (pkg dependencies)
|
|
"Returns not nil if PKG is an orphan package."
|
|
(if (ht-contains? configuration-layer-all-packages pkg)
|
|
nil
|
|
(if (ht-contains? dependencies pkg)
|
|
(let ((parents (ht-get dependencies pkg)))
|
|
(reduce (lambda (x y) (and x y))
|
|
(mapcar (lambda (p) (configuration-layer//is-package-orphan
|
|
p dependencies))
|
|
parents)
|
|
:initial-value t))
|
|
(not (ht-contains? configuration-layer-all-packages pkg)))))
|
|
|
|
(defun configuration-layer//get-package-directory (pkg)
|
|
"Return the directory path for PKG."
|
|
(let ((pkg-desc (assq pkg package-alist)))
|
|
(cond
|
|
((version< emacs-version "24.3.50")
|
|
(let* ((version (aref (cdr pkg-desc) 0))
|
|
(elpa-dir (concat user-emacs-directory "elpa/"))
|
|
(pkg-dir-name (format "%s-%s.%s"
|
|
(symbol-name pkg)
|
|
(car version)
|
|
(cadr version))))
|
|
(expand-file-name (concat elpa-dir pkg-dir-name))))
|
|
(t (package-desc-dir (cadr pkg-desc))))))
|
|
|
|
(defun configuration-layer//get-package-dependencies (pkg)
|
|
"Return the dependencies alist for PKG."
|
|
(let ((pkg-desc (assq pkg package-alist)))
|
|
(cond
|
|
((version< emacs-version "24.3.50") (aref (cdr pkg-desc) 1))
|
|
(t (package-desc-reqs (cadr pkg-desc))))))
|
|
|
|
(defun configuration-layer//get-package-dependencies-from-archive (pkg)
|
|
"Return the dependencies alist for a PKG from the archive data."
|
|
(let* ((pkg-arch (assq pkg package-archive-contents))
|
|
(reqs (when pkg-arch (if (version< emacs-version "24.3.50")
|
|
(aref (cdr pkg-arch) 1)
|
|
(package-desc-reqs (cadr pkg-arch))))))
|
|
;; recursively get the requirements of reqs
|
|
(dolist (req reqs)
|
|
(let* ((pkg2 (car req))
|
|
(reqs2 (configuration-layer//get-package-dependencies-from-archive pkg2)))
|
|
(when reqs2 (setq reqs (append reqs2 reqs)))))
|
|
reqs))
|
|
|
|
(defun configuration-layer//get-package-version-string (pkg)
|
|
"Return the version string for PKG."
|
|
(let ((pkg-desc (assq pkg package-alist)))
|
|
(when pkg-desc
|
|
(cond
|
|
((version< emacs-version "24.3.50") (package-version-join
|
|
(aref (cdr pkg-desc) 0)))
|
|
(t (package-version-join (package-desc-version (cadr pkg-desc))))))))
|
|
|
|
(defun configuration-layer//get-package-version (pkg)
|
|
"Return the version list for PKG."
|
|
(let ((version-string (configuration-layer//get-package-version-string pkg)))
|
|
(unless (string-empty-p version-string)
|
|
(version-to-list version-string))))
|
|
|
|
(defun configuration-layer//get-latest-package-version-string (pkg)
|
|
"Return the version string for PKG."
|
|
(let ((pkg-arch (assq pkg package-archive-contents)))
|
|
(when pkg-arch
|
|
(cond
|
|
((version< emacs-version "24.3.50") (package-version-join
|
|
(aref (cdr pkg-arch) 0)))
|
|
(t (package-version-join (package-desc-version (cadr pkg-arch))))))))
|
|
|
|
(defun configuration-layer//get-latest-package-version (pkg)
|
|
"Return the versio list for PKG."
|
|
(let ((version-string
|
|
(configuration-layer//get-latest-package-version-string pkg)))
|
|
(unless (string-empty-p version-string)
|
|
(version-to-list version-string))))
|
|
|
|
(defun configuration-layer//package-delete (pkg)
|
|
"Delete the passed PKG."
|
|
(cond
|
|
((version< emacs-version "24.3.50")
|
|
(let ((v (configuration-layer//get-package-version-string pkg)))
|
|
(when v (package-delete (symbol-name pkg) v))))
|
|
(t (let ((p (cadr (assq pkg package-alist))))
|
|
(when p (package-delete p))))))
|
|
|
|
(defun configuration-layer/delete-orphan-packages ()
|
|
"Delete all the orphan packages."
|
|
(interactive)
|
|
(let* ((dependencies (configuration-layer//get-packages-dependencies))
|
|
(implicit-packages (configuration-layer//get-implicit-packages))
|
|
(orphans (configuration-layer//get-orphan-packages implicit-packages
|
|
dependencies))
|
|
(orphans-count (length orphans)))
|
|
;; (message "dependencies: %s" dependencies)
|
|
;; (message "implicit: %s" implicit-packages)
|
|
;; (message "orphans: %s" orphans)
|
|
(if orphans
|
|
(progn
|
|
;; for the loading dot bar
|
|
(when dotspacemacs-loading-progress-bar
|
|
(spacemacs/append-to-buffer "OK!\n"))
|
|
(spacemacs/append-to-buffer
|
|
(format "Found %s orphan package(s) to delete...\n"
|
|
orphans-count))
|
|
(setq deleted-count 0)
|
|
(dolist (orphan orphans)
|
|
(setq deleted-count (1+ deleted-count))
|
|
(spacemacs/replace-last-line-of-buffer
|
|
(format "--> deleting %s... [%s/%s]"
|
|
orphan
|
|
deleted-count
|
|
orphans-count) t)
|
|
(configuration-layer//package-delete orphan)
|
|
(spacemacs//redisplay))
|
|
(spacemacs/append-to-buffer "\n"))
|
|
(spacemacs/message "No orphan package to delete."))))
|
|
|
|
(provide 'core-configuration-layer)
|