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emir.el
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;;; emir.el --- Maintain the Emacsmirror -*- lexical-binding:t -*-
;; Copyright (C) 2016-2025 Jonas Bernoulli
;; Author: Jonas Bernoulli <[email protected]>
;; Homepage: https://github.com/emacscollective/emir
;; Keywords: local
;; Package-Version: 3.2.1
;; Package-Requires: (
;; (emacs "30.1")
;; (compat "30.0.2.0")
;; (borg "4.1.3")
;; (elx "2.2.1")
;; (emacsql "4.2.0")
;; (epkg "4.0.4")
;; (ghub "4.2.2")
;; (llama "0.6.1")
;; (magit "4.3.1")
;; (org "9.7.23"))
;; SPDX-License-Identifier: GPL-3.0-or-later
;; This file 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 file 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 file. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; This is the package I use to maintain the Emacsmirror. It isn't
;; very useful for anybody else. Epkg is the user client which you
;; should be using instead.
;;; Code:
(require 'borg)
(require 'cl-lib)
(require 'closql)
(require 'eieio)
(require 'elx)
(require 'emacsql)
(require 'epkg)
(require 'epkg-org)
(require 'epkg-utils)
(require 'finder)
(require 'ghub)
(require 'llama)
(require 'magit)
(require 'org)
(require 'subr-x)
(require 'transient)
(declare-function emir-melpa--migrated-packages "emir-melpa"
(&optional include-builtin))
(defvar finder-no-scan-regexp)
(defvar finder--builtins-alist)
(declare-function org-publish "ox-publish" (project &optional force async))
(defconst emir-github-token-scopes '(repo delete_repo))
(cl-pushnew (expand-file-name
"bin" (file-name-directory (or load-file-name buffer-file-name)))
exec-path :test #'equal)
(setq epkg--db-prefer-binary t)
(setq message-log-max (max message-log-max 30000))
(defconst emir-rewrite-threshold 16)
(defconst emir-rewrite-always-update '("ideasman42" "laishulu"))
;;; Repositories
;; Emacs' history, including very recent history, is littered with so
;; many twig merges, "git describe" cannot make sense of it anymore.
;; To force it to use the latest tag, use something like "git describe
;; --long --match 'emacs-30.0*'". Except when we are very close to a
;; tag, the count never-the-less tends to be off by several magnitudes.
(defconst emir-emacs-reference "emacs-30.1-0-g8ac894e2246")
(defconst emir-emacs-repository "~/src/emacs/emacs/master")
(defconst emir-gnu-elpa-repository (expand-file-name "gnu-elpa/" epkg-repository))
(defconst emir-nongnu-elpa-repository (expand-file-name "nongnu-elpa/" epkg-repository))
(defconst emir-melpa-repository (expand-file-name "melpa/" epkg-repository))
(defconst emir-ewiki-repository (expand-file-name "ewiki/" epkg-repository))
(defconst emir-stats-repository (expand-file-name "stats/" epkg-repository))
(defmacro with-emir-repository (arg &rest body)
"Evaluate BODY in the repository specified by ARG.
Determine the repository by calling function `epkg-repository'
with ARG as only argument. When ARG is t then evaluate in the
repository specified by variable `epkg-repository'."
(declare (indent defun))
`(let ((default-directory
,(if (eq arg t)
'epkg-repository
`(or (epkg-repository ,arg)
(error "Need package or string")))))
;; BODY could call `magit-git', which could cause the
;; `magit-process-mode' buffer to be created, which could
;; cause a prompt about unsafe directory-local variables.
;; Prevent that by creating the process buffer upfront,
;; with local variables disabled.
(let ((enable-local-variables nil))
(magit-process-buffer t))
,@body))
(defmacro emir-with-emacs-worktree (&rest body)
(declare (indent defun))
(let ((worktree (gensym "emacs-worktree-")))
`(let ((,worktree nil))
(unwind-protect
(let* ((emir-emacs-repository
(let ((default-directory emir-emacs-repository))
(setq ,worktree (make-temp-file "emir-emacs-" t))
(magit-run-git "worktree" "add"
(magit--expand-worktree ,worktree)
emir-emacs-reference)
,worktree))
(default-directory emir-emacs-repository))
,@body)
(let ((default-directory emir-emacs-repository))
(with-demoted-errors "Cleanup Emacs worktree: %S"
(magit-worktree-delete ,worktree)))))))
(cl-defmethod epkg-repository ((_pkg epkg-builtin-package))
emir-emacs-repository)
(cl-defmethod epkg-repository ((_class (subclass epkg-nongnu-elpa-package)))
emir-nongnu-elpa-repository)
(cl-defmethod epkg-repository ((_class (subclass epkg-gnu-elpa-package)))
emir-gnu-elpa-repository)
(cl-defmethod epkg-repository ((_class (subclass epkg-wiki-package)))
emir-ewiki-repository)
(cl-defmethod epkg-repository ((_class (subclass epkg-builtin-package)))
emir-emacs-repository)
;;; Commands
;;;; Import
;;;###autoload (autoload 'emir-import-recipes "emir" nil t)
(transient-define-prefix emir-import-recipes ()
"Import Gelpa or Melpa recipes."
:value '("--fetch")
["Arguments"
("-a" "Re-import all recipes" "--all")
("-f" "Fetch before import" "--fetch")]
["Import"
("a" "All" emir-import-all-elpa-recipes)
("m" "Melpa" emir-import-melpa-recipes)
("n" "NonGNU Elpa" emir-import-nongnu-elpa-recipes)
("g" "GNU Elpa" emir-import-gnu-elpa-recipes)])
;;;###autoload
(defun emir-import-emacs-packages ()
"Import built-in packages."
(interactive)
(let ((alist (emir--builtin-packages-alist)))
(emir-with-emacs-worktree
(emacsql-with-transaction (epkg-db)
(pcase-dolist (`(,name . ,value) alist)
(message "Updating %s..." name)
;; While the table schemata allows for more than one feature
;; per library, Closql only allows for one (PKG LIB "VALUE"),
;; so one would randomly end up being stored in the database.
;; Nothing explicitly requires these features, so store none.
(when (equal name "emacs")
(setq value `(("lisp/bindings.el" nil)
,@(cl-remove "lisp/bindings.el" value
:key #'car :test #'equal))))
(let ((pkg (epkg name)))
(if pkg
(let ((old (oref pkg builtin-libraries)))
(setq old (sort old :key #'car))
(dolist (o (cl-set-difference old value :test #'equal))
(message " - %S" o))
(dolist (n (cl-set-difference value old :test #'equal))
(message " + %S" n)))
(message " = %S" value)
(setq pkg (epkg-builtin-package :name name))
(emir-add pkg))
(oset pkg builtin-libraries value)
(if value
(emir-update pkg)
(message " ! nothing left")))
(message "Updating %s...done" name))
(dolist (pkg (epkgs))
(let ((name (oref pkg name)))
(when (and (oref pkg builtin-libraries)
(not (assoc name alist)))
(message "Deleting %s..." name)
(if (epkg-builtin-package-p pkg)
(closql-delete pkg)
(oset pkg builtin-libraries nil))
(message "Deleting %s...done" name)))))))
(emir-commit (format "Update built-in packages for %s"
emir-emacs-reference)
nil :dump)
(emir-import-gnu-elpa-recipes nil))
;;;###autoload
(defun emir-import-ewiki-packages (&optional drew-only)
"Import packages from the Emacswiki.
With a prefix argument, only import Drew's packages."
(interactive "P")
(with-emir-repository 'epkg-wiki-package
(magit-git "checkout" "master")
(magit-git "pull" "--ff-only" "origin")
(magit-process-buffer)
(if drew-only
(pcase-dolist (`(,name)
(epkg-sql [:select :distinct [packages:name]
:from [packages authors]
:where (and (= packages:name authors:package)
(= packages:class 'wiki)
(= authors:name "Drew Adams"))]))
(emir-import (epkg-wiki-package :name name)))
(message "Importing wiki packages asynchronously...")
(with-environment-variables
(("PATH" (format "%sbin:%s"
(file-name-directory (locate-library "emir.el"))
(getenv "PATH"))))
(magit-run-git-async "filter-emacswiki" "--tag" "--notes"))))
(emir-commit "Update Emacswiki module"))
;;;###autoload
(defun emir-import-ewiki-package (name)
"Import the package named NAME from the Emacswiki."
(interactive (list (read-string "Package: ")))
(with-emir-repository 'epkg-wiki-package
(magit-process-buffer)
(with-environment-variables
(("PATH" (format "%sbin:%s"
(file-name-directory (locate-library "emir.el"))
(getenv "PATH"))))
(magit-run-git-async "filter-emacswiki" "--tag" "--notes" name))))
;;;; Add
;;;###autoload
(defun emir-add-package (name url class &rest plist)
"Mirror the package named NAME from URL using CLASS.
Keys in PLIST must be supported by the CLASS constructor."
(interactive
(let* ((url (emir-read-url "Add package from url"))
(class (emir--read-class url))
(name (magit-read-string
"Package name"
(and-let* ((name (emir--url-get url 'upstream-name)))
(thread-last name
(replace-regexp-in-string "\\`emacs-" "")
(replace-regexp-in-string "\\`elisp-" "")
(replace-regexp-in-string "[.-]el\\'" ""))))))
(list name url class)))
(cond ((epkg name)
(user-error "Package %s already exists" name))
((emir--config name :delayed)
(user-error "Package %s is on hold" name)))
(emir-add (apply class :name name :url url plist))
(when-let ((recipe (epkg-get-recipe 'melpa name)))
(oset recipe epkg-package name))
(when-let ((recipe (epkg-get-recipe 'gnu name)))
(oset recipe epkg-package name))
(emir-commit (format "Add %S package" name) name :dump :sort))
;;;###autoload
(defun emir-add-nongnu-elpa-packages (&optional dry-run)
"Mirror new packages from NonGNU ELPA.
With a prefix argument, only show which packages would be added."
(interactive "P")
(emir--add-elpa-packages 'nongnu dry-run))
;;;###autoload
(defun emir-add-gnu-elpa-packages (&optional dry-run)
"Mirror new packages from GNU ELPA.
With a prefix argument, only show which packages would be added."
(interactive "P")
(emir--add-elpa-packages 'gnu dry-run))
(defun emir--add-elpa-packages (elpa dry-run)
(pcase-dolist (`(,name ,url ,class)
(epkg-list-recipes elpa [name url class]))
(let ((pkg (epkg name)))
(unless (or pkg
(emir--lookup-url url)
(eq class 'core)
(emir--config name :delayed)
(emir--config name :secondary)
(emir--config name :builtin-preferred))
(message "Adding %s..." name)
(unless dry-run
(let ((libs (and (epkg-builtin-package-p pkg)
(oref pkg builtin-libraries))))
(when libs
(closql-delete pkg))
(let ((class (emir--read-class
url
(format "%s-elpa" elpa)
(format "Package type for %s from %s: "
name url))))
(setq pkg (if (eq class 'epkg-gnu-elpa-package)
(epkg-gnu-elpa-package :name name)
(funcall class :name name :url url))))
(emir-add pkg)
(when-let ((u (emir--format-url pkg 'url-format)))
(oset pkg url u))
(when libs
(oset pkg builtin-libraries libs)))
(oset (epkg-get-recipe elpa name) epkg-package name)
(emir-commit (format "Add %S package" name) name :dump :sort))
(message "Adding %s...done" name)))))
;;;###autoload
(defun emir-add-melpa-packages (&optional dry-run interactive)
"Mirror new packages from Melpa.
With a prefix argument, only show which packages would be added."
(interactive (list current-prefix-arg t))
(pcase-dolist
(`(,name ,url ,class ,branch)
(seq-keep (pcase-lambda (`(,url . ,pkgs))
(cond
((not (cdr pkgs))
(car pkgs))
(interactive
(assoc (completing-read (format "Mirror %s as: " url)
pkgs nil t)
pkgs))))
(seq-group-by
#'cadr
(cl-remove-if
(pcase-lambda (`(,name ,url))
(or (epkg name)
(emir--lookup-url url)
(emir--config name :delayed)
(emir--config name :secondary)))
(epkg-list-recipes 'melpa [name url class branch])))))
(message "Adding %s..." name)
(unless dry-run
(when (equal branch "melpa")
(setq branch nil))
(apply #'emir-add-package name url
(or (emir--url-to-class url)
(intern (format "epkg-%s-package" class)))
(and branch (list :upstream-branch branch))))
(message "Adding %s...done" name)))
;;;; Update
(defvar emir--force-push nil)
;;;###autoload
(defun emir-update-package (name &optional interactive)
"Update the package named NAME.
With a prefix argument, update even if there are no new commits."
(interactive (list (epkg-read-package "Update package: ")
(prefix-numeric-value current-prefix-arg)))
(setq emir--force-push nil)
(let* ((force (and interactive (>= interactive 4)))
(pkg (epkg name))
(tip (oref pkg hash)))
(condition-case err
(with-emir-repository pkg
(emir--assert-clean-worktree)
(when (and (cl-typep pkg 'epkg-mirrored-package)
(or interactive
(not (cl-typep pkg 'epkg-github-package))))
(emir--update-branch pkg))
(when (or force (cl-typep pkg 'epkg-mirrored-package))
(emir-pull pkg force))
(emir-update pkg)
(when (or force (not (equal (oref pkg hash) tip)))
(unless (epkg-builtin-package-p pkg)
(emir-stage name (and interactive :dump)))
(emir-gh-update pkg)
(emir-push pkg))
t)
(error
(message "Update error (%s): %s" name (error-message-string err))
nil))))
;;;###autoload
(defun emir-update-github-packages ()
"Update all mirrored packages that are distributed on Github."
(interactive)
(let ((start (current-time)))
(emir-gh-foreach-query
(lambda (pkg)
`((stargazers totalCount)
isArchived
nameWithOwner
,@(and-let* ((forced (oref pkg upstream-branch)))
`(((forced ref)
[(qualifiedName ,(concat "refs/heads/" forced))]
name)))
((tracked ref)
[(qualifiedName ,(concat "refs/heads/" (oref pkg branch)))]
name (target oid))
((default defaultBranchRef) name (target oid))))
(lambda (data)
(let ((total (length data))
(skipped nil)
(failed nil)
(i 0))
(pcase-dolist (`(,name . ,data) data)
(cl-incf i)
(cond
((not data)
(oset (epkg name) upstream-state 'removed))
((emir--config name :suspended)
(push name skipped))
((let-alist data
(let ((pkg (epkg name))
(msg (format "Updating %s (%s/%s)..." name i total)))
;; These updates are performed silently.
(oset pkg stars (or .stargazers.totalCount 0))
(oset pkg upstream-state (and .isArchived 'archived))
;; These functions show a message if they do anything.
(emir--gh-maybe-migrate pkg .nameWithOwner)
(emir--update-branch pkg .default.name (not .forced))
(unless (equal (or .tracked.target.oid
.default.target.oid)
(oref pkg hash))
(message "%s" msg)
(if (emir-update-package name)
(message "%sdone" msg)
(push name failed)
(message "%sfailed" msg))))))))
(emir-commit (emir--update-message) nil :dump)
(emir--show-update-report start total skipped failed)))
50)))
;;;###autoload
(defun emir-update-wiki-packages (&optional from recreate)
"Update all mirrored packages that are distributed on the Emacswiki.
With a prefix argument, read a package, and only update that and later
packages in alphabetic order. If optional RECREATE is non-nil, update
each package, regardless of whether any new commits were fetched."
(interactive (list (and current-prefix-arg
(epkg-read-package "Limit to packages after: "))))
(emir--update-packages [wiki] from recreate))
;;;###autoload
(defun emir-update-slow-packages (&optional from recreate)
"Update mirrored packages that are expensive to update.
With a prefix argument, read a package, and only update that and later
packages in alphabetic order. If optional RECREATE is non-nil, update
each package, regardless of whether any new commits were fetched."
(interactive (list (and current-prefix-arg
(epkg-read-package "Limit to packages after: "))))
(emir--update-packages [subtree] from recreate))
;;;###autoload
(defun emir-update-other-packages (&optional from recreate)
"Update mirrored packages that are not updated by another update command.
With a prefix argument, read a package, and only update that and later
packages in alphabetic order. If optional RECREATE is non-nil, update
each package, regardless of whether any new commits were fetched."
(interactive (list (and current-prefix-arg
(epkg-read-package "Limit to packages after: "))))
(emir--update-packages [mirrored* !github* !wiki !subtree*]
from recreate))
(defun emir--update-packages (types from recreate)
(let* ((start (current-time))
(pkgs (epkgs nil types))
(total (length pkgs))
(skipped nil)
(failed nil)
(i 0))
(dolist (pkg pkgs)
(cl-incf i)
(let ((name (oref pkg name)))
(cond ((and from (string< from name))
(push name skipped))
((and (emir--config name :suspended)
(not recreate))
(push name skipped)
(message "Skipping suspended %s...done" name))
((let ((msg (format "Updating %s (%s/%s)..." name i total)))
(message "%s" msg)
(if (if recreate
(condition-case err
(emir-update (epkg name) t)
(error
(message "Update error (%s): %s"
name (error-message-string err))
nil))
(emir-update-package name))
(message "%sdone" msg)
(push name failed)
(message "%sfailed" msg)))))))
(emir-commit (if (stringp recreate)
recreate
(emir--update-message))
nil :dump)
(emir--show-update-report start total skipped failed)))
(defun emir--show-update-report (start total skipped failed)
(let ((duration (/ (float-time (time-subtract (current-time) start)) 60)))
(if (not (or skipped failed))
(message "Successfully updated all %s packages (%.0fm)" total duration)
(message "Successfully built %i of %s packages (%.0fm)"
(- total (length skipped) (length failed))
total duration)
(when skipped
(message "Skipped %i packages:\n%s"
(length skipped)
(mapconcat (##concat " " %) (nreverse skipped) "\n")))
(when failed
(message "Building %i packages failed:\n%s"
(length failed)
(mapconcat (lambda (name)
(format " %-20s %s" name
(oref (epkg name) url)))
(nreverse failed) "\n"))))))
;;;###autoload
(defun emir-regenerate-metadata (&optional from)
"Re-generate metadata for all mirrored packages.
With a prefix argument, read a package, and only update that and later
packages in alphabetic order."
(interactive (list (and current-prefix-arg
(epkg-read-package "Limit to packages after: "))))
(emir-with-emacs-worktree
(emir--update-packages nil from "Regenerate metadata")))
;;;###autoload
(defun emir-update-licenses (&optional all)
"Update license information for packages with problematic licenses.
With a prefix argument, update license information for all packages."
(interactive "P")
(dolist (pkg (epkgs))
(with-slots (name) pkg
(when (or all
(member (oref pkg license)
'(nil "failure" "pending" "none" "custom")))
(message "Updating %s..." name)
(with-emir-repository pkg
(when-let ((lib (emir--main-library pkg)))
(with-temp-buffer
(insert-file-contents lib)
(oset pkg license (emir--license pkg)))))
(message "Updating %s...done" name))))
(emir-commit "Update licenses" nil :dump))
;;;; Patch
;;;###autoload
(defun emir-join-provided (name feature reason)
"Declare that the package NAME provides FEATURE because of REASON."
(interactive
(let* ((name (epkg-read-package "Package: "))
(pkg (epkg name))
(features (oref pkg provided))
(feature (intern (completing-read "Join provide: "
(mapcar #'car features))))
(reason (read-string "Reason: " (nth 2 (assq feature features)))))
(list name feature
(and (not (equal reason "")) reason))))
(let* ((pkg (epkg name))
(val (oref pkg provided))
(elt (assq feature val)))
(if elt
(progn (setf (nth 2 elt) reason)
(oset pkg provided val))
(oset pkg provided (cons (list feature nil reason) val))))
(emir-stage name :dump))
;;;###autoload
(defun emir-drop-provided (name feature reason)
"Declare that the package NAME does not provide FEATURE because of REASON."
(interactive
(let* ((name (epkg-read-package "Package: "))
(pkg (epkg name))
(features (oref pkg provided))
(feature (intern (completing-read "Drop provide: "
(mapcar #'car features)
nil t)))
(reason (read-string "Reason: " (nth 1 (assq feature features)))))
(list name feature
(and (not (equal reason "")) reason))))
(let* ((pkg (epkg name))
(val (oref pkg provided))
(elt (assq feature val)))
(setf (nth 1 elt) reason)
(oset pkg provided val))
(emir-stage name :dump))
;;;###autoload
(defun emir-drop-required (name feature reason)
"Declare that the package NAME does not require FEATURE because of REASON."
(interactive
(let* ((name (epkg-read-package "Package: "))
(pkg (epkg name))
(features (oref pkg required))
(feature (intern (completing-read "Drop required: "
(mapcar #'car features)
nil t)))
(reason (read-string "Reason: " (nth 3 (assq feature features)))))
(list name feature
(and (not (equal reason "")) reason))))
(let* ((pkg (epkg name))
(val (oref pkg required))
(elt (assq feature val)))
(setf (nth 3 elt) reason)
(oset pkg required val))
(emir-stage name :dump))
;;;; Shelve
;;;###autoload
(defun emir-shelve-package (name &optional melpa-msg)
"Shelve the package named NAME."
(interactive (list (epkg-read-package "Shelve package: " nil [mirrored*])))
(let ((pkg (epkg name)))
(with-emir-repository pkg
(magit-git "reset" "--hard" "HEAD"))
(with-emir-repository t
(magit-git "mv"
(concat "mirror/" name)
(concat "attic/" name)))
(closql--set-object-class (epkg-db) pkg 'epkg-shelved-package)
(oset pkg mirrorpage (emir--format-url pkg 'mirrorpage-format))
(let ((url (emir--format-url pkg 'mirror-url-format)))
(oset pkg mirror-url url)
(with-emir-repository pkg
(magit-git "remote" "set-url" "mirror" url))
(with-emir-repository t
(magit-git "config" "-f" ".gitmodules"
(concat "submodule." name ".url")
url)
(magit-git "add" ".gitmodules")))
(oset pkg upstream-state nil)
(with-demoted-errors "Transfer error: %S"
(emir-gh-shelve pkg))
(with-emir-repository t
(emir-commit (format "Shelve %S package" name) name :dump))
(let ((default-directory emir-melpa-repository)
(rcp (concat "recipes/" name)))
(when (file-exists-p rcp)
(let ((msg (ignore-errors
(read-string
"Also remove from Melpa with message (empty to skip): "
(format (or melpa-msg "Remove recipe for %s") name)))))
(unless (equal msg "")
(magit-git "rm" rcp)
(magit-git "commit" "-m" msg "--" rcp)))))))
;;;###autoload
(defun emir-shelve-archived-github-packages ()
"Shelve packages, hosted on Github, which have been archived by upstream."
(interactive)
(dolist (name (epkgs 'name [github*]))
(let ((pkg (epkg name)))
(when (eq (oref pkg upstream-state) 'archived)
(let ((dependants (epkg-reverse-dependencies name)))
(cond ((emir--config name :preserved)
(message "Skipping preserved %s..." name))
(dependants
(message "Skipping %s needed by %s..." name dependants))
(t
(message "Shelve %s..." name)
(emir-shelve-package name "Remove archived %S package")
(message "Shelve %s...done" name))))))))
;;;; Remove
;;;###autoload
(defun emir-remove-package (name)
"Remove the package named NAME."
(interactive
(let ((name (epkg-read-package "Remove package: ")))
(unless (y-or-n-p (format "Really REMOVE (not shelve) %s?" name))
(user-error "Abort"))
(list name)))
(let ((pkg (epkg name)))
(unless (epkg-builtin-package-p pkg)
(emir--remove-module-worktree name)
(with-demoted-errors "Error: %S"
(emir-gh-delete pkg)))
(closql-delete pkg)
;; Do not pass `name'. The module was removed above.
(emir-commit (format "Remove %S package" name) nil :dump)
(with-demoted-errors "Error: %S"
(emir--stash-module-gitdir name))
(with-demoted-errors "Error: %S"
(when (epkg-wiki-package-p pkg)
(with-emir-repository 'epkg-wiki-package
(magit-call-git "branch" "-D" name))))))
(defun emir--remove-module-worktree (name)
(with-emir-repository t
(magit-git "add" ".gitmodules")
(let ((module-dir (epkg-repository (epkg name))))
(when (file-exists-p module-dir)
(magit-git "rm" "-f" module-dir)))))
(defun emir--stash-module-gitdir (name)
(with-emir-repository t
(let* ((magit--refresh-cache nil)
(default-directory (magit-gitdir)))
(make-directory "removed/" t)
(let ((gitdir (format "modules/%s" name)))
(when (file-exists-p gitdir)
(rename-file gitdir
(format "removed/%s-%s" name
(format-time-string "%FT%T"))))))))
;;;; Setup
(defun emir-setup-module (name)
(condition-case err
(emir-setup (epkg name))
(error
(message "Update error (%s): %s" name (error-message-string err))
nil)))
(defun emir-setup-modules ()
(let* ((start (current-time))
(pkgs (epkgs 'name [mirrored* shelved]))
(total (length pkgs))
(failed nil)
(i 0))
(dolist (name pkgs)
(cl-incf i)
(let ((msg (format "Setup module for %s (%s/%s)..." name i total)))
(message "%s" msg)
(if (emir-setup-module name)
(message "%sdone" msg)
(push name failed)
(message "%sfailed" msg))))
(emir--show-update-report start total nil failed)))
;;;; Migrate
(defun emir-migrate-package (name url class)
"Change the upstream repository from which to get the package named NAME."
(interactive
(let* ((name (epkg-read-package "Migrate package: "))
(url (emir-read-url
"New repository url"
(nth 4 (or
(assoc name (emir-melpa--migrated-packages))
(assoc name (emir-gnu-elpa--migrated-packages))
(assoc name (emir-nongnu-elpa--migrated-packages))))))
(class (emir--read-class url)))
(list name url class)))
(let ((pkg (epkg name)))
(unless pkg
(user-error "Package does not %s exist yet" name))
(oset pkg url url)
(oset pkg upstream-user nil)
(oset pkg upstream-name nil)
(oset pkg upstream-state nil)
(oset pkg stars nil)
(dolist (slot '(upstream-branch upstream-tree library libraries patched))
(when-let ((value (slot-value pkg slot)))
(when (y-or-n-p (format "Reset %s (%S)?" slot value))
(setf (slot-value pkg slot) nil))))
(closql--set-object-class (epkg-db) pkg class)
(emir--remove-module-worktree name)
(emir--stash-module-gitdir name)
(emir-add pkg t)
(emir-melpa-migrate-recipe name "Update %s's repository")
(emir-commit (format "Migrate \"%s\" package" name) name :dump :sort)))
(defun emir--gh-maybe-migrate (pkg new)
(let* ((old (concat (oref pkg upstream-user) "/"
(oref pkg upstream-name)))
(url (format "https://github.com/%s" new))
(name (oref pkg name)))
(unless (equal new old)
(message "Migrating %s from %s to %s..." name old url)
(when (string-prefix-p "emacsorphanage/" new)
(closql--set-object-class (epkg-db) pkg 'epkg-orphaned-package))
(oset pkg url url)
(emir--set-urls pkg)
(oset pkg repopage (emir--format-url pkg 'repopage-format))
(with-emir-repository pkg
(magit-call-git "config" "remote.origin.url" url))
(oset pkg upstream-state nil)
(emir-dump-database)
(emir-melpa-migrate-recipe name "Update upstream of %s" t)
(message "Migrating %s from %s to %s...done" name old url))))
;;;; Stage
(defun emir-stage (&optional name dump sort)
"Stage changes in the Epkg repository.
If optional NAME is non-nil, stage the module of the package by that
name. If optional DUMP is non-nil (which interactively it is, then
dump the Epkg database. If optional SORT is non-nil, then sort the
\".gitmodules\" file."
(interactive (list nil t t))
(with-emir-repository t
(when name
(let ((pkg (epkg name)))
(when (and pkg (not (epkg-builtin-package-p pkg)))
(let ((module (directory-file-name
(file-relative-name (epkg-repository pkg)))))
(magit-git "update-index" "--no-assume-unchanged" module)
(magit-git "add" module)))))
(when dump
(emir-dump-database))
(when sort
(borg--sort-submodule-sections ".gitmodules"))
(magit-git "add" ".gitmodules" "epkg.sql"
"ewiki" "gnu-elpa" "nongnu-elpa" "melpa")))
(defun emir-dump-database ()
"Dump the Epkg database as SQL statements to a file."
(interactive)
(emacsql-sqlite-dump-database (oref (epkg-db) connection)))
;;; Git
;;;; Import
(cl-defmethod emir-import ((pkg epkg-wiki-package))
(with-emir-repository 'epkg-wiki-package
(with-slots (name) pkg
(message "Importing %s..." name)
(magit-git "filter-emacswiki" "--tag" "--notes" name)
(message "Importing %s...done" name))))
;;;; Clone
(cl-defmethod emir-clone :before ((pkg epkg-wiki-package))
(emir-import pkg))
(cl-defmethod emir-clone ((pkg epkg-mirrored-package))
(let* ((name (oref pkg name))
(mirror (oref pkg mirror-url))
(origin (oref pkg url))
(branch (oref pkg upstream-branch))
(module (concat "mirror/" name)))
(with-emir-repository t
(cl-typecase pkg
(epkg-wiki-package
(setq branch name))
(epkg-nongnu-elpa-package
(setq branch (concat "elpa/" name)))
(epkg-gnu-elpa-package
(setq branch (concat "externals/" name))))
(magit-git "clone" "--reject-shallow" "--single-branch"
(and (emir--ignore-tags-p pkg) "--no-tags")
(and branch (list "--branch" branch))
origin module)
(cl-typecase pkg
(epkg-wiki-package
(with-emir-repository pkg
(magit-git "config" "remote.origin.url"
(file-relative-name emir-ewiki-repository))))
(epkg-nongnu-elpa-package
(with-emir-repository pkg
(magit-git "config" "remote.origin.url"
(file-relative-name emir-nongnu-elpa-repository))))
(epkg-gnu-elpa-package
(with-emir-repository pkg
(magit-git "config" "remote.origin.url"
(file-relative-name emir-gnu-elpa-repository)))))
(magit-git "submodule" "add" "--name" name mirror module)
(magit-git "submodule" "absorbgitdirs" module))
(with-emir-repository pkg
(magit-git "remote" "add" "mirror" mirror)
(magit-git "config" "remote.pushDefault" "mirror")
(unless (equal branch "master")
(magit-git "branch" "--move"
(or branch (magit-get-current-branch))
"master"))
(unless branch
(save-match-data
(let ((merge (magit-get "branch.master.merge")))
(if (and merge (string-match "\\`refs/heads/\\(.+\\)" merge))
(setq branch (match-string 1 merge))
(error "BUG: No branch checked out")))))
(cl-typecase pkg
(epkg-subtree-package
(magit-git "branch" "--unset-upstream")
(emir-pull pkg))))
(oset pkg branch branch)))
(cl-defmethod emir-clone ((pkg epkg-file-package))
(let* ((name (oref pkg name))
(mirror (oref pkg mirror-url))
(module (concat "mirror/" name)))
(with-emir-repository t
(magit-git "init" "--initial-branch" "master" module))
(emir-pull pkg t)
(with-emir-repository t
(magit-git "submodule" "add" "--name" name mirror module)
(magit-git "submodule" "absorbgitdirs" module))
(with-emir-repository pkg
(magit-git "remote" "add" "mirror" mirror)
(magit-git "config" "remote.pushDefault" "mirror"))))
;;;; Pull
(cl-defmethod emir-pull ((pkg epkg-mirrored-package) &optional force)
(with-emir-repository pkg
(magit-git "fetch" "origin"
(and force '("--tags" "--prune-tags" "--force")))
(let ((upstream (concat "origin/" (oref pkg branch))))
(cond
((oref pkg patched)
(magit-git "rebase" "@{upstream}"))
((not (zerop (magit-git-exit-code "merge" "--ff-only" upstream)))
(unless (or force
(zerop (magit-git-exit-code "merge-base" "master" upstream)))
(error "History completely rewritten"))
(pcase-let* ((`(,ours ,theirs) (magit-rev-diff-count "master" upstream))
(msg (format "history rewritten (master %s, %s %s)"
ours upstream theirs)))
(cond ((or force
(< (+ ours theirs) emir-rewrite-threshold)
(member (oref pkg upstream-user)
emir-rewrite-always-update))
(message "Update warning (%s): %s" (oref pkg name) msg)
(magit-git "reset" "--hard" upstream)
(setq emir--force-push t))
((error "%s" msg)))))))))
(cl-defmethod emir-pull ((pkg epkg-file-package) &optional force)
(with-emir-repository pkg
(let ((name (oref pkg name)))
(let ((magit-process-raise-error t))
(magit-call-process "curl" "-O" (oref pkg url)))
(when (or (magit-anything-modified-p) force)
(magit-git "add" ".")
(let ((process-environment process-environment)
(mainlib (ignore-errors
(elx-main-library
default-directory name t t))))
(when mainlib
(with-temp-buffer
(insert-file-contents mainlib)
(let ((maintainer (car (elx-maintainers))))
(push (concat "GIT_AUTHOR_NAME=" (or (car maintainer) "unknown"))
process-environment)
(push (concat "GIT_AUTHOR_EMAIL=" (or (cdr maintainer) "unknown"))
process-environment)))
(push "GIT_COMMITTER_NAME=Emacsmirror" process-environment)
(push "[email protected]" process-environment)
(magit-git "commit" "-m" "updates")))))))
(cl-defmethod emir-pull ((pkg epkg-subtree-package) &optional _force)
(with-emir-repository pkg
(let ((name (oref pkg name))
(branch (or (oref pkg upstream-branch)
(magit-remote-head (oref pkg url))))) ; FIXME
(magit-git "fetch" "origin")
(magit-git "checkout" (concat "origin/" branch))
(let ((time (current-time)))
(message "Filtering subtree of %s... (%s)" name
(format-time-string "%T"))
(magit-git "branch" "--force" branch
(or (magit-git-string "subtree" "-P"
(oref pkg upstream-tree) "split")
(error "`git-subtree' failed or is missing")))
(message "Filtering subtree of %s...done (%.0fm)" name
(/ (float-time (time-subtract (current-time) time)) 60)))
(magit-git "checkout" branch))))
(cl-defmethod emir-pull ((pkg epkg-shelved-package) &optional _force)
(with-emir-repository pkg
(magit-git "pull" "--ff-only" "mirror" "master")))
;;;; Push
(cl-defmethod emir-push ((pkg epkg-package) &optional force)
(when (oref pkg mirrored)
(with-emir-repository pkg
(magit-git "push"
(and (or force emir--force-push (oref pkg patched)) "--force")
(and (not (emir--ignore-tags-p pkg)) "--follow-tags")
"mirror" "heads/master"))))
;;;; Commit
(defun emir-commit (message &optional name dump sort)
(emir-stage name dump sort)
(with-emir-repository t
(if (magit-anything-staged-p)
(magit-git "commit" "-m" message)
(message "Nothing staged"))))
(defun emir--update-message ()
(with-emir-repository t
(let ((count (length
(cl-union
(mapcar (##substring % 6) (magit-staged-files nil "attic"))
(mapcar (##substring % 7) (magit-staged-files nil "mirror"))