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/* wptGPGPrefsDlg.cpp - GnuPG Preferences |
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* Copyright (C) 2001-2006 Timo Schulz |
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* |
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* This file is part of WinPT. |
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* |
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* WinPT is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* WinPT is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with WinPT; if not, write to the Free Software Foundation, |
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
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|
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#ifdef HAVE_CONFIG_H |
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#include <config.h> |
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#endif |
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|
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#include <windows.h> |
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|
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#include "resource.h" |
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#include "wptNLS.h" |
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#include "wptTypes.h" |
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#include "wptErrors.h" |
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#include "wptGPG.h" |
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#include "wptRegistry.h" |
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#include "wptCommonCtl.h" |
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#include "wptW32API.h" |
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|
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|
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/* Enable all edit items if @val is TRUE, disable them otherwise. */ |
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static void |
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enable_disable_items (HWND dlg, BOOL val) |
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{ |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), val); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), val); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), val); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), val); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), val); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), val); |
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} |
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|
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|
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/* Load the GPG4WIN default values and disabled the |
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dialog items to indicate these are fixed values. |
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Return value: true if GPG4win was found. */ |
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static bool |
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load_gpg4win_values (HWND dlg) |
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{ |
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char *path; |
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char *p; |
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|
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path = get_reg_entry_gpg4win (NULL); |
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if (!path) |
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return false; |
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p = make_filename (path, "gpg", "exe"); |
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if (p) { |
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if (file_exist_check (p) == 0) { |
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SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), FALSE); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), FALSE); |
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} |
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free_if_alloc (p); |
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} |
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free_if_alloc (path); |
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|
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p = get_reg_entry_mo (); |
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if (p) { |
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if (dir_exist_check (p) == 0) { |
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SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), FALSE); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), FALSE); |
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} |
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free_if_alloc (p); |
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} |
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|
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path = get_reg_entry_gpg ("HomeDir"); |
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p = multi_gnupg_path (1); |
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if (path && dir_exist_check (path) == 0 && p && strcmp (path, p)) { |
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/* The 'HomeDir' has a higher priority so if the key exists and is |
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different from the multi user path, we force the use of it. */ |
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free_if_alloc (p); |
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p = path; |
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} |
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else |
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free_if_alloc (path); |
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if (p) { |
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SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), FALSE); |
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EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), FALSE); |
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free_if_alloc (p); |
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} |
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return true; |
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} |
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|
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|
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/* Load the GPG values direct from the registry. */ |
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static void |
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load_registry_values (HWND dlg) |
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{ |
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char *p; |
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|
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p = get_reg_entry_gpg ("HomeDir"); |
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if (p) { |
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SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p); |
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free_if_alloc (p); |
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} |
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p = get_reg_entry_gpg ("gpgProgram"); |
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if (p) { |
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SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p); |
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free_if_alloc (p); |
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} |
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p = get_reg_entry_mo (); |
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if (p) { |
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SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p); |
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free_if_alloc (p); |
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} |
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if (!item_get_text_length (dlg, IDC_GPGPREFS_HOMEDIR)) { |
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p = multi_gnupg_path (0); |
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if (p && dir_exist_check (p) == 0) |
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SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p); |
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free_if_alloc (p); |
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} |
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} |
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|
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|
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/* Dialog box procedure for the GPG preferences. */ |
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BOOL CALLBACK |
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gpgprefs_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam) |
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{ |
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static int gpg4win = false; |
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char exedir[512]; |
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char homedir[512]; |
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char locale_dir[512]; |
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char *p = NULL, t[256]; |
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const char *s; |
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const char *folder; |
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gpg_optfile_t opt = NULL; |
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gpg_option_t e; |
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UINT n; |
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|
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switch (msg) { |
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case WM_INITDIALOG: |
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SetWindowText (dlg, _("GnuPG Preferences")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_HOMEINF, |
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_("GnuPG home directory (where both keyrings are located)")); |
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SetDlgItemText ( dlg, IDC_GPGPREFS_EXEINF, |
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_("GnuPG exe file location (full path with added gpg.exe)")); |
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SetDlgItemText ( dlg, IDC_GPGPREFS_LOCALINF, |
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_("Locale directory (to access the translation files)")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_ASKLEVEL, _("Ask for the signature class during key sign")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_ASKEXPIRE, _("Allow to set an expiration date for signatures")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_CMTINF, _("Comment in armored files")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_ENCINF, _("Encrypt to this key")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_ALLOPTINF, _("General GPG options")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDLG, _("Browse...")); |
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SetDlgItemText (dlg, IDC_GPGREFS_EXEDLG, _("Browse...")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_LOCDLG, _("Browse...")); |
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SetDlgItemText (dlg, IDC_GPGPREFS_OVRDEFAULT, _("&Overwrite default settings")); |
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SetDlgItemText (dlg, IDCANCEL, _("&Cancel")); |
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|
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gpg4win = load_gpg4win_values (dlg); |
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if (!gpg4win) { |
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load_registry_values (dlg); |
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CheckDlgButton (dlg, IDC_GPGPREFS_OVRDEFAULT, BST_CHECKED); |
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} |
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|
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p = get_gnupg_cfgfile (); |
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if (p) { |
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parse_gpg_options (p, &opt); |
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free_if_alloc (p); |
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if (opt) { |
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if (find_option (opt, "ask-cert-expire")) |
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CheckDlgButton (dlg, IDC_GPGPREFS_ASKEXPIRE, BST_CHECKED); |
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if (find_option (opt, "ask-cert-level")) |
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CheckDlgButton (dlg, IDC_GPGPREFS_ASKLEVEL, BST_CHECKED); |
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e = find_option (opt, "comment"); |
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if (e != NULL) |
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SetDlgItemText (dlg, IDC_GPGPREFS_COMMENT, e->val); |
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e = find_option (opt, "encrypt-to"); |
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if (e != NULL) |
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SetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, e->val); |
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release_gpg_options (opt); |
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} |
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} |
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|
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center_window (dlg, NULL); |
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SetForegroundWindow (dlg); |
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return TRUE; |
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|
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case WM_DESTROY: |
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gpg4win = false; |
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break; |
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|
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case WM_COMMAND: |
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if (HIWORD (wparam) == BN_CLICKED && |
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LOWORD (wparam) == IDC_GPGPREFS_OVRDEFAULT) { |
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if (IsDlgButtonChecked (dlg, LOWORD (wparam))) { |
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enable_disable_items (dlg, TRUE); |
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gpg4win = false; |
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} |
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else { |
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enable_disable_items (dlg, FALSE); |
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gpg4win = true; |
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} |
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break; |
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} |
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|
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switch (LOWORD (wparam)) { |
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case IDC_GPGPREFS_SAVE: |
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if (!GetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, |
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homedir, sizeof (homedir) -1)) { |
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msg_box (dlg, _("Please enter the GnuPG home directory."), |
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_("Preferences"), MB_ERR); |
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return FALSE; |
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} |
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if (dir_exist_check (homedir)) { |
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_snprintf (t, sizeof (t) - 1, "%s: %s", homedir, |
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winpt_strerror (WPTERR_DIR_OPEN)); |
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msg_box (dlg, t, _("Preferences"), MB_ERR); |
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return FALSE; |
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} |
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|
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if (!gpg4win && set_reg_entry_gpg ("HomeDir", homedir)) { |
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msg_box (dlg, _("Could not save 'HomeDir' in the registry."), |
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_("Preferences"), MB_ERR); |
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return FALSE; |
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} |
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if( !GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, |
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exedir, sizeof (exedir) -1)) { |
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msg_box (dlg, _("Please enter where GPG.exe is located."), |
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_("Preferences"), MB_ERR); |
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return FALSE; |
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} |
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if (file_exist_check (exedir)) { |
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msg_box (dlg, _("Could not find the GPG program in this directory."), |
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_("Preferences"), MB_ERR); |
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return FALSE; |
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} |
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if (!gpg4win && set_reg_entry_gpg ("gpgProgram", exedir)) { |
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msg_box (dlg, _("Could not save 'gpgProgram' in the registry"), |
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_("Preferences"), MB_ERR); |
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return FALSE; |
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} |
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if (GetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, |
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locale_dir, sizeof (locale_dir) -1) > 0) { |
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if (dir_exist_check (locale_dir)) { |
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log_box ( _("Preferences"), MB_ERR, "%s: %s", locale_dir, |
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winpt_strerror (WPTERR_DIR_OPEN)); |
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return FALSE; |
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} |
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if (!gpg4win) |
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set_reg_entry_mo (locale_dir); |
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set_gettext_file ("winpt", locale_dir); |
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} |
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else if (!gpg4win) |
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set_reg_entry_mo (""); |
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|
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p = get_gnupg_cfgfile (); |
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if (!p) { |
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msg_box (dlg, _("Could not get GPG config file"), |
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_("Preferences"), MB_ERR); |
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EndDialog (dlg, FALSE); |
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return TRUE; |
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} |
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parse_gpg_options (p, &opt); |
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|
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if (IsDlgButtonChecked (dlg, IDC_GPGPREFS_ASKLEVEL)) { |
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modify_entry (opt, ENTRY_SINGLE, "ask-cert-level", NULL); |
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reg_prefs.gpg.ask_cert_level = 1; |
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} |
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else { |
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delete_option (opt, "ask-cert-level"); |
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reg_prefs.gpg.ask_cert_level = 0; |
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} |
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if (IsDlgButtonChecked (dlg, IDC_GPGPREFS_ASKEXPIRE)) { |
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modify_entry (opt, ENTRY_SINGLE, "ask-cert-expire", NULL); |
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reg_prefs.gpg.ask_cert_expire = 1; |
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} |
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else { |
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delete_option (opt, "ask-cert-expire"); |
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reg_prefs.gpg.ask_cert_expire = 0; |
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} |
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|
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n = GetDlgItemText(dlg, IDC_GPGPREFS_COMMENT, t, DIM (t)-1); |
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if (n > 0) |
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modify_entry (opt, ENTRY_MULTI, "comment", t); |
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else if (n == 0) |
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modify_entry (opt, ENTRY_MULTI, "comment", "\"\""); |
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else |
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delete_option (opt, "comment"); |
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|
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n = GetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, t, DIM (t)-1); |
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if (n > 0) |
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modify_entry (opt, ENTRY_MULTI, "encrypt-to", t); |
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else |
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delete_option (opt, "encrypt-to"); |
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|
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commit_gpg_options (p, opt); |
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release_gpg_options (opt); |
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/* only return TRUE if the home dir has been changed. */ |
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if (SendDlgItemMessage (dlg, IDC_GPGPREFS_HOMEDIR, EM_GETMODIFY, 0, 0)) { |
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set_gnupg_default_key (NULL); |
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EndDialog (dlg, TRUE); |
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} |
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else |
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EndDialog (dlg, FALSE); |
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return TRUE; |
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|
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case IDC_GPGPREFS_HOMEDLG: |
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folder = get_folder_dlg (dlg, _("Choose GPG Home Directory"), NULL); |
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if (folder) { |
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char *name; |
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|
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SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, folder); |
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SendDlgItemMessage (dlg, IDC_GPGPREFS_HOMEDIR, |
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EM_SETMODIFY, (WPARAM)(UINT)TRUE, 0); |
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if (GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, |
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exedir, DIM (exedir)-1) > 0) |
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break; |
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name = make_filename (folder, "gpg", "exe"); |
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if (file_exist_check (name) == 0) |
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SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, name); |
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free_if_alloc (name); |
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name = make_filename (folder, "gpg", "conf"); |
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if (file_exist_check (name) == 0) |
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SetDlgItemText (dlg, IDC_GPGPREFS_OPTFILE, name); |
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free_if_alloc (name); |
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} |
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return TRUE; |
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|
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case IDC_GPGPREFS_LOCDLG: |
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folder = get_folder_dlg (dlg, _("Choose Locale Directory"), NULL); |
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if (folder) |
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SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, folder); |
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return TRUE; |
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|
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case IDC_GPGREFS_EXEDLG: |
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s = get_fileopen_dlg (dlg, _("Choose GPG Binary"), |
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"Executable Files (*.exe)\0*.exe\0\0", |
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NULL); |
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if (s) |
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SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, s); |
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return TRUE; |
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|
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case IDCANCEL: |
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EndDialog (dlg, FALSE); |
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return TRUE; |
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} |
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break; |
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} |
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|
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return FALSE; |
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} |
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