Add show, hide, and remove subcommands.

1 files changed, 90 insertions, 0 deletions

diff --git a/shroud/ui/hide.scm b/shroud/ui/hide.scm
new file mode 100644
index 0000000..934abf8
--- /dev/null
+++ b/shroud/ui/hide.scm
@@ -0,0 +1,90 @@
+;;; Shroud
+;;; Copyright © 2015 David Thompson <davet@gnu.org>
+;;;
+;;; Shroud 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.
+;;;
+;;; Shroud 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 Shroud.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (shroud ui hide)
+  #:use-module (ice-9 format)
+  #:use-module (ice-9 match)
+  #:use-module (ice-9 vlist)
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-37)
+  #:use-module (shroud utils)
+  #:use-module (shroud secret)
+  #:use-module (shroud ui)
+  #:export (shroud-hide))
+
+(define (show-help)
+  (format #t "Usage: shroud hide [OPTION] --id=ID --username=USERNAME --password=PASSWORD
+Add a new secret to the database.~%")
+  (display "
+  -i, --id               unique ID for secret")
+  (display "
+  -u, --username         username")
+  (display "
+  -p, --password         password")
+  (display "
+  -r, --replace          replace existing username/password if it exists")
+  (display "
+  -h, --help             display this help and exit")
+  (display "
+  --version              display version information and exit")
+  (newline))
+
+(define %options
+  (list (option '(#\i "id") #t #f
+                (lambda (opt name arg result)
+                  (alist-cons 'id arg result)))
+        (option '(#\u "username") #t #f
+                (lambda (opt name arg result)
+                  (alist-cons 'username arg result)))
+        (option '(#\p "password") #t #f
+                (lambda (opt name arg result)
+                  (alist-cons 'password arg result)))
+        (option '(#\r "replace") #f #f
+                (lambda (opt name arg result)
+                  (alist-cons 'replace? #t result)))
+        (option '(#\h "help") #f #f
+                (lambda args
+                  (show-help)
+                  (exit 0)))
+        (option '("--version") #f #f
+                (lambda args
+                  (show-version-and-exit)))))
+
+(define %default-options '())
+
+(define (shroud-hide config db . args)
+  (let* ((opts     (simple-args-fold args %options %default-options))
+         (id       (assq-ref opts 'id))
+         (username (assq-ref opts 'username))
+         (password (assq-ref opts 'password))
+         (replace? (assq-ref opts 'replace?)))
+
+    (unless id
+      (leave "no secret id specified"))
+    (unless username
+      (leave "no username specified"))
+    (unless password
+      (leave "no password specified"))
+
+    (let* ((db       (secrets-by-id (force db)))
+           (existing (vhash-ref db id))
+           (vcons    (if existing vhash-replace vhash-cons))
+           (secret   (make-secret id username password)))
+
+      (when (and (not replace?) existing)
+        (leave "~a: secret already defined" id))
+
+      (vhash-values (vcons id secret db)))))