gnu: Add graphical installer support.

* configure.ac: Require that guile-newt is available.
* gnu/installer.scm: New file.
* gnu/installer/aux-files/logo.txt: New file.
* gnu/installer/build-installer.scm: New file.
* gnu/installer/connman.scm: New file.
* gnu/installer/keymap.scm: New file.
* gnu/installer/locale.scm: New file.
* gnu/installer/newt.scm: New file.
* gnu/installer/newt/ethernet.scm: New file.
* gnu/installer/newt/hostname.scm: New file.
* gnu/installer/newt/keymap.scm: New file.
* gnu/installer/newt/locale.scm: New file.
* gnu/installer/newt/menu.scm: New file.
* gnu/installer/newt/network.scm: New file.
* gnu/installer/newt/page.scm: New file.
* gnu/installer/newt/timezone.scm: New file.
* gnu/installer/newt/user.scm: New file.
* gnu/installer/newt/utils.scm: New file.
* gnu/installer/newt/welcome.scm: New file.
* gnu/installer/newt/wifi.scm: New file.
* gnu/installer/steps.scm: New file.
* gnu/installer/timezone.scm: New file.
* gnu/installer/utils.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add previous files.
* gnu/system.scm: Export %root-account.
* gnu/system/install.scm (%installation-services): Use kmscon instead of linux
VT for all tty.
(installation-os)[users]: Add the graphical installer as shell of the root
account.
[packages]: Add font related packages.
* po/guix/POTFILES.in: Add installer files.

1 files changed, 181 insertions, 0 deletions

diff --git a/gnu/installer/newt/user.scm b/gnu/installer/newt/user.scm
new file mode 100644
index 0000000000..f342caae04
--- /dev/null
+++ b/gnu/installer/newt/user.scm
@@ -0,0 +1,181 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2018 Mathieu Othacehe <m.othacehe@gmail.com>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix 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.
+;;;
+;;; GNU Guix 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 Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu installer newt user)
+  #:use-module (gnu installer newt page)
+  #:use-module (gnu installer newt utils)
+  #:use-module (guix i18n)
+  #:use-module (newt)
+  #:use-module (ice-9 match)
+  #:use-module (ice-9 receive)
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-26)
+  #:export (run-user-page))
+
+(define (run-user-add-page)
+  (define (pad-label label)
+    (string-pad-right label 20))
+
+  (let* ((label-name
+          (make-label -1 -1 (pad-label (G_ "Name"))))
+         (label-group
+          (make-label -1 -1 (pad-label (G_ "Group"))))
+         (label-home-directory
+          (make-label -1 -1 (pad-label (G_ "Home directory"))))
+         (entry-width 30)
+         (entry-name (make-entry -1 -1 entry-width))
+         (entry-group (make-entry -1 -1 entry-width
+                                  #:initial-value "users"))
+         (entry-home-directory (make-entry -1 -1 entry-width))
+         (entry-grid (make-grid 2 3))
+         (button-grid (make-grid 1 1))
+         (ok-button (make-button -1 -1 (G_ "Ok")))
+         (grid (make-grid 1 2))
+         (title (G_ "User creation"))
+         (set-entry-grid-field
+          (cut set-grid-field entry-grid <> <> GRID-ELEMENT-COMPONENT <>))
+         (form (make-form)))
+
+    (set-entry-grid-field 0 0 label-name)
+    (set-entry-grid-field 1 0 entry-name)
+    (set-entry-grid-field 0 1 label-group)
+    (set-entry-grid-field 1 1 entry-group)
+    (set-entry-grid-field 0 2 label-home-directory)
+    (set-entry-grid-field 1 2 entry-home-directory)
+
+    (set-grid-field button-grid 0 0 GRID-ELEMENT-COMPONENT ok-button)
+
+    (add-component-callback
+     entry-name
+     (lambda (component)
+       (set-entry-text entry-home-directory
+                       (string-append "/home/" (entry-value entry-name)))))
+
+    (add-components-to-form form
+                            label-name label-group label-home-directory
+                            entry-name entry-group entry-home-directory
+                            ok-button)
+
+    (make-wrapped-grid-window (vertically-stacked-grid
+                               GRID-ELEMENT-SUBGRID entry-grid
+                               GRID-ELEMENT-SUBGRID button-grid)
+                              title)
+    (let ((error-page
+           (lambda ()
+             (run-error-page (G_ "Empty inputs are not allowed")
+                             (G_ "Empty input")))))
+      (receive (exit-reason argument)
+          (run-form form)
+        (dynamic-wind
+          (const #t)
+          (lambda ()
+            (when (eq? exit-reason 'exit-component)
+              (cond
+               ((components=? argument ok-button)
+                (let ((name (entry-value entry-name))
+                      (group (entry-value entry-group))
+                      (home-directory (entry-value entry-home-directory)))
+                  (if (or (string=? name "")
+                          (string=? group "")
+                          (string=? home-directory ""))
+                      (begin
+                        (error-page)
+                        (run-user-add-page))
+                      `((name . ,name)
+                        (group . ,group)
+                        (home-directory . ,home-directory))))))))
+          (lambda ()
+            (destroy-form-and-pop form)))))))
+
+(define (run-user-page)
+  (define (run users)
+    (let* ((listbox (make-listbox
+                     -1 -1 10
+                     (logior FLAG-SCROLL FLAG-BORDER)))
+           (info-textbox
+            (make-reflowed-textbox
+             -1 -1
+             (G_ "Please add at least one user to system\
+ using the 'Add' button.")
+             40 #:flags FLAG-BORDER))
+           (add-button (make-compact-button -1 -1 (G_ "Add")))
+           (del-button (make-compact-button -1 -1 (G_ "Delete")))
+           (listbox-button-grid
+            (apply
+             vertically-stacked-grid
+             GRID-ELEMENT-COMPONENT add-button
+             `(,@(if (null? users)
+                     '()
+                     (list GRID-ELEMENT-COMPONENT del-button)))))
+           (ok-button (make-button -1 -1 (G_ "Ok")))
+           (cancel-button (make-button -1 -1 (G_ "Cancel")))
+           (title "User selection")
+           (grid
+            (vertically-stacked-grid
+             GRID-ELEMENT-COMPONENT info-textbox
+             GRID-ELEMENT-SUBGRID (horizontal-stacked-grid
+                                   GRID-ELEMENT-COMPONENT listbox
+                                   GRID-ELEMENT-SUBGRID listbox-button-grid)
+             GRID-ELEMENT-SUBGRID (horizontal-stacked-grid
+                                   GRID-ELEMENT-COMPONENT ok-button
+                                   GRID-ELEMENT-COMPONENT cancel-button)))
+           (sorted-users (sort users (lambda (a b)
+                                       (string<= (assoc-ref a 'name)
+                                                 (assoc-ref b 'name)))))
+           (listbox-elements
+            (map
+             (lambda (user)
+               `((key . ,(append-entry-to-listbox listbox
+                                                  (assoc-ref user 'name)))
+                 (user . ,user)))
+             sorted-users))
+           (form (make-form)))
+
+
+      (add-form-to-grid grid form #t)
+      (make-wrapped-grid-window grid title)
+      (if (null? users)
+          (set-current-component form add-button)
+          (set-current-component form ok-button))
+
+      (receive (exit-reason argument)
+          (run-form form)
+        (dynamic-wind
+          (const #t)
+          (lambda ()
+            (when (eq? exit-reason 'exit-component)
+              (cond
+               ((components=? argument add-button)
+                (run (cons (run-user-add-page) users)))
+               ((components=? argument del-button)
+                (let* ((current-user-key (current-listbox-entry listbox))
+                       (users
+                        (map (cut assoc-ref <> 'user)
+                             (remove (lambda (element)
+                                       (equal? (assoc-ref element 'key)
+                                               current-user-key))
+                                     listbox-elements))))
+                  (run users)))
+               ((components=? argument ok-button)
+                (when (null? users)
+                  (run-error-page (G_ "Please create at least one user.")
+                                  (G_ "No user"))
+                  (run users))))))
+          (lambda ()
+            (destroy-form-and-pop form))))))
+  (run '()))