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;; disfluid, implementation of the Solid specification
;; Copyright (C) 2021 Vivien Kraus
;; This program is free software: you can redistribute it and/or modify
;; it under the terms of the GNU Affero General Public License as
;; published by the Free Software Foundation, either version 3 of the
;; License, or (at your option) any later version.
;; This program 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 Affero General Public License for more details.
;; You should have received a copy of the GNU Affero General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
(define-module (webid-oidc client gui client-widget)
#:use-module (gi)
#:use-module (gi types)
#:use-module (gi util)
#:use-module (gi repository)
#:use-module (ice-9 match)
#:use-module (ice-9 exceptions)
#:use-module (ice-9 i18n)
#:use-module (ice-9 receive)
#:use-module (ice-9 optargs)
#:use-module (ice-9 pretty-print)
#:use-module (ice-9 control)
#:use-module (srfi srfi-9)
#:use-module (srfi srfi-19)
#:use-module (webid-oidc errors)
#:use-module (webid-oidc web-i18n)
#:use-module ((webid-oidc parameters) #:prefix p:)
#:use-module ((webid-oidc stubs) #:prefix stubs:)
#:use-module ((webid-oidc oidc-id-token) #:prefix id:)
#:use-module ((webid-oidc jwk) #:prefix jwk:)
#:use-module ((webid-oidc config) #:prefix config:)
#:use-module (webid-oidc client)
#:use-module (webid-oidc client accounts)
#:use-module ((webid-oidc client gui settings) #:prefix settings:)
#:use-module (webid-oidc client gui application-hooks)
#:use-module (web uri)
#:use-module (web response)
#:use-module (rnrs bytevectors)
#:use-module (oop goops)
#:duplicates (merge-generics)
#:export
(
client-widget
))
(push-duplicate-handler! 'merge-generics)
;; This avoids a crash when compiling the module
(use-typelibs ("GdkPixbuf" "2.0")
("Gtk" "3.0"))
(define builder #f)
(define client-widget #f)
(define (build-client-widget app)
(unless client-widget
(set! builder
(builder:new-from-file (string-append config:uidir "/client-widget.glade")))
(set! client-widget
(builder:get-object builder "client_widget"))
(let ((client-id-entry
(builder:get-object builder "client_id_entry"))
(redirect-uri-entry
(builder:get-object builder "redirect_uri_entry"))
(key-pair-entry
(builder:get-object builder "key_pair_entry"))
(generate-key-pair-button
(builder:get-object builder "generate_key_pair_button"))
(undo-button
(builder:get-object builder "undo_button"))
(update-button
(builder:get-object builder "update_button")))
(define (current-edition)
;; Return the client based on the edited fields
(let/ec return
(with-exception-handler
(lambda (exn)
((@ (ice-9 format) format)
(current-error-port)
(G_ "The client cannot be constructed: ~a\n")
(if (exception-with-message? exn)
(exception-message exn)
exn))
(return #f))
(lambda ()
((@ (oop goops) make) <client>
#:client-id (entry:get-text client-id-entry)
#:redirect-uri (entry:get-text redirect-uri-entry)
#:key-pair
(jwk:jwk->key (stubs:json-string->scm (entry:get-text key-pair-entry))))))))
(define (on-entry-changed . _)
(let ((current-client (settings:client))
(edited (current-edition)))
(receive (can-undo? can-update?)
(cond
((and edited (equal? edited current-client))
;; The undo button is disabled and the update button too
(values #f #f))
(edited
;; We have changed something and it’s valid
(values #t #t))
(else
;; We have changed something, but it’s invalid
(values #t #f)))
(widget:set-sensitive undo-button can-undo?)
(widget:set-sensitive update-button can-update?))))
(define (set-client client)
(entry:set-text client-id-entry (uri->string (client-id client)))
(entry:set-text redirect-uri-entry (uri->string (redirect-uri client)))
(entry:set-text key-pair-entry
(stubs:scm->json-string
(jwk:key->jwk (key-pair client))))
(on-entry-changed))
((@ (gi) connect) client-id-entry activate on-entry-changed)
((@ (gi) connect) redirect-uri-entry activate on-entry-changed)
((@ (gi) connect) key-pair-entry activate on-entry-changed)
((@ (gi) connect)
generate-key-pair-button clicked
(lambda _
(entry:set-text key-pair-entry
(stubs:scm->json-string
(jwk:key->jwk
(jwk:generate-key #:n-size 2048))))
(on-entry-changed)))
((@ (gi) connect) undo-button clicked
(lambda _
(set-client (settings:client))
(on-entry-changed)))
((@ (gi) connect) update-button clicked
(lambda _
(settings:client (current-edition))
(widget:set-sensitive undo-button #f)
(widget:set-sensitive update-button #f)))
(set-client (settings:client))
(add-hook! settings:client-changed-hook
(lambda (c)
(unless (widget:get-sensitive? undo-button)
;; If we were doing an edition, ignore
(set-client c)))))))
(add-hook! application-activated-hook build-client-widget)
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