emacs: Add mail encryption, fix some hooks.

Remove hard coded org-crypt key, fix dead keys input.

pkgs/pkgsets/emacs.nix

@@ -90,6 +90,9 @@ in rec {
       ;; Hook for when a frame is created with emacsclient
       ;; see https://www.gnu.org/software/emacs/manual/html_node/elisp/Creating-Frames.html
       (add-hook 'after-make-frame-functions 'set-fonts)
+
+      ;; Fix keyboard input of 'dead-keys'
+      (require 'iso-transl)
     '';
   };
 

pkgs/pkgsets/emacs/mu4e.nix

@@ -2,17 +2,42 @@
 
 with lib;
 
-mkIf (elem "emacs::mu4e" config.machine.pkgs) {
+let
+  defaultEncrypt = pkgs.emacsPackages.trivialBuild rec {
+    pname = "defaultencrypt";
+    version = "ba07acc8e9fd692534c39c7cdad0a19dc0d897d9";
+
+    src = pkgs.fetchFromGitLab {
+      owner = "lechten";
+      repo = pname;
+      rev = version;
+      sha256 = "1ln7h1syx7yi7bqvirv90mk4rvwxg4zm1wvfcvhfh64s3hqrbfgl";
+    };
+  };
+in mkIf (elem "emacs::mu4e" config.machine.pkgs) {
+  programs.emacs.init.usePackage.pinentry = {
+    enable = true;
+    command = [ "pinentry-start" ];
+    hook = [ "(after-init . pinentry-start)" ];
+  };
+
   programs.emacs.init.usePackage.mu4e = {
     enable = true;
     package = epkgs: null;
     command = [ "mu4e" ];
     diminish = [ "mu4e-mode" ];
     hook = [
-      "('mu4e-view-mode-hook #'visual-line-mode)"
+      "(mu4e-view-mode . visual-line-mode)"
-      "('mu4e-compose-mode-hook 'flyspell-mode)"
+      "(mu4e-compose-mode . flyspell-mode)"
+      ''(message-send . (lambda ()
+          (unless (yes-or-no-p "Send this message?")
+          (signal 'quit nil))))''
     ];
     bind = { "\t" = "'company-complete-common"; };
+    init = ''
+      (add-to-list 'load-path "${defaultEncrypt}/share/emacs/site-lisp")
+      (require 'jl-encrypt)
+    '';
     config = ''
       (setq mail-user-agent 'mu4e-user-agent)
       (setq org-mu4e-link-query-in-headers-mode t)
@@ -46,9 +71,12 @@ mkIf (elem "emacs::mu4e" config.machine.pkgs) {
         (imagemagick-register-types))
       (setq message-kill-buffer-on-exit t)
 
-
+      ;; Encryption Stuff
+      (setq mml-secure-openpgp-sign-with-sender t)
+      ;; (setq mm-sign-option ‘guided’)
+      (setq epa-pinentry-mode 'loopback)
       ;; mailAcc config goes here
-
+      (load-file "~/.emacs.d/mu4e.el")
 
       (defun my-browse-url-firefox-privately (url &optional new-window)
         "Make firefox open URL in private-browsing window."
@@ -64,21 +92,21 @@ mkIf (elem "emacs::mu4e" config.machine.pkgs) {
 	           '("ViewInBrowser" . mu4e-action-view-in-browser) t)
     '';
     extraConfig = ''
-      :load-path ${pkgs.mu4e}/share/emacs/site-lisp/mu4e
+      :load-path "${pkgs.mu}/share/emacs/site-lisp/mu4e"
     '';
   };
 
   programs.emacs.init.usePackage.mu4e-alert = {
     enable = true;
-    hook = [ "'after-init-hook #'mu4e-alert-enable-mode-line-display" ];
+#    hook = [ "after-init . mu4e-alert-enable-mode-line-display" ];
   };
 
-  programs.emacs.init.usePackage.org-mu4e = {
+#  programs.emacs.init.usePackage.org-mu4e = {
-    enable = (elem "emacs::org" config.machine.pkgs);
+#    enable = (elem "emacs::org" config.machine.pkgs);
-  };
+#  };
 
-  environment.systemPackages = [
+  environment.systemPackages = with pkgs; [
-    mu4e
+    mu
     isync
   ];
 }

pkgs/pkgsets/emacs/org.nix

@@ -399,17 +399,19 @@ mkIf (elem "emacs::org" config.machine.pkgs) {
   programs.emacs.init.usePackage.org-crypt = {
     enable = true;
     after = [ "org" ];
+    hook = [ "(org-mode . (lambda () (add-hook 'before-save-hook 'org-encrypt-entries nil t)))" ];
+    command = [ "org-decrypt-entry" "org-encrypt-entry" ];
     bindLocal = { org-mode-map = {
       "C-c d" = "org-decrypt-entry";
       "C-c e" = "org-encrypt-entry";
     };};
     config = ''
-      (org-crypt-use-before-save-magic)
       (setq org-tags-exclude-from-inheritance (quote ("crypt")))
       ;; GPG key to use for encryption
-      (setq org-crypt-key "BD9667B90757EAE9CDFE510A59A28744FE81FFEB")
+      (load-file ~/.emacs.d/org-crypt-key.el)
+
       ;; don't ask to disable auto-save
-      (setq org-crypt-disable-auto-save nil)
+      (setq org-crypt-disable-auto-save "encrypt")
     '';
   };