/[winpt]/trunk/Src/wptGPGPrefsDlg.cpp
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Annotation of /trunk/Src/wptGPGPrefsDlg.cpp

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Revision 270 - (hide annotations)
Sat Oct 21 18:08:57 2006 UTC (18 years, 4 months ago) by twoaday
File size: 11328 byte(s)


1 twoaday 128 /* wptGPGPrefsDlg.cpp - GnuPG Preferences
2 twoaday 241 * Copyright (C) 2001-2006 Timo Schulz
3 werner 36 *
4     * This file is part of WinPT.
5     *
6     * WinPT is free software; you can redistribute it and/or modify
7     * it under the terms of the GNU General Public License as published by
8     * the Free Software Foundation; either version 2 of the License, or
9     * (at your option) any later version.
10     *
11     * WinPT is distributed in the hope that it will be useful,
12     * but WITHOUT ANY WARRANTY; without even the implied warranty of
13     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     * GNU General Public License for more details.
15     *
16     * You should have received a copy of the GNU General Public License
17     * along with WinPT; if not, write to the Free Software Foundation,
18     * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19     */
20 twoaday 128
21 werner 42 #ifdef HAVE_CONFIG_H
22     #include <config.h>
23     #endif
24    
25 werner 36 #include <windows.h>
26    
27 werner 47 #include "resource.h"
28 werner 36 #include "wptNLS.h"
29     #include "wptTypes.h"
30     #include "wptErrors.h"
31     #include "wptGPG.h"
32     #include "wptRegistry.h"
33     #include "wptCommonCtl.h"
34     #include "wptW32API.h"
35    
36    
37 twoaday 161 /* Enable all edit items if @val is TRUE, disable them otherwise. */
38     static void
39     enable_disable_items (HWND dlg, BOOL val)
40     {
41     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), val);
42     EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), val);
43     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), val);
44     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), val);
45     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), val);
46     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), val);
47     }
48    
49    
50 twoaday 128 /* Load the GPG4WIN default values and disabled the
51     dialog items to indicate these are fixed values.
52     Return value: true if GPG4win was found. */
53     static bool
54     load_gpg4win_values (HWND dlg)
55     {
56     char *path;
57     char *p;
58    
59     path = get_reg_entry_gpg4win (NULL);
60     if (!path)
61     return false;
62     p = make_filename (path, "gpg", "exe");
63     if (p) {
64     if (file_exist_check (p) == 0) {
65     SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p);
66     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_EXEDIR), FALSE);
67     EnableWindow (GetDlgItem (dlg, IDC_GPGREFS_EXEDLG), FALSE);
68     }
69     free_if_alloc (p);
70     }
71 twoaday 241 free_if_alloc (path);
72 twoaday 128
73     p = get_reg_entry_mo ();
74     if (p) {
75     if (dir_exist_check (p) == 0) {
76     SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p);
77     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCALE), FALSE);
78 twoaday 139 EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_LOCDLG), FALSE);
79 twoaday 128 }
80     free_if_alloc (p);
81     }
82 twoaday 241
83     path = get_reg_entry_gpg ("HomeDir");
84 twoaday 128 p = multi_gnupg_path (1);
85 twoaday 241 if (path && dir_exist_check (path) == 0 && p && strcmp (path, p)) {
86     /* The 'HomeDir' has a higher priority so if the key exists and is
87     different from the multi user path, we force the use of it. */
88     free_if_alloc (p);
89     p = path;
90     }
91     else
92     free_if_alloc (path);
93 twoaday 128 if (p) {
94     SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
95     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDIR), FALSE);
96     EnableWindow (GetDlgItem (dlg, IDC_GPGPREFS_HOMEDLG), FALSE);
97     free_if_alloc (p);
98     }
99     return true;
100     }
101    
102    
103     /* Load the GPG values direct from the registry. */
104     static void
105     load_registry_values (HWND dlg)
106     {
107     char *p;
108    
109     p = get_reg_entry_gpg ("HomeDir");
110     if (p) {
111     SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
112 twoaday 225 free_if_alloc (p);
113 twoaday 128 }
114     p = get_reg_entry_gpg ("gpgProgram");
115     if (p) {
116     SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, p);
117 twoaday 225 free_if_alloc (p);
118 twoaday 128 }
119     p = get_reg_entry_mo ();
120     if (p) {
121     SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, p);
122 twoaday 225 free_if_alloc (p);
123 twoaday 128 }
124 twoaday 256 /* if there is no 'HomeDir' registry value but an existing
125     GPG multipath, we use this as the home dir instead. */
126 twoaday 128 if (!item_get_text_length (dlg, IDC_GPGPREFS_HOMEDIR)) {
127     p = multi_gnupg_path (0);
128     if (p && dir_exist_check (p) == 0)
129     SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, p);
130     free_if_alloc (p);
131     }
132     }
133    
134    
135 twoaday 41 /* Dialog box procedure for the GPG preferences. */
136 werner 36 BOOL CALLBACK
137     gpgprefs_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
138     {
139 twoaday 128 static int gpg4win = false;
140     char exedir[512];
141     char homedir[512];
142 twoaday 41 char locale_dir[512];
143     char *p = NULL, t[256];
144     const char *s;
145 twoaday 128 const char *folder;
146 werner 36 gpg_optfile_t opt = NULL;
147     gpg_option_t e;
148     UINT n;
149    
150 twoaday 41 switch (msg) {
151 werner 36 case WM_INITDIALOG:
152 twoaday 41 SetWindowText (dlg, _("GnuPG Preferences"));
153 twoaday 117 SetDlgItemText (dlg, IDC_GPGPREFS_HOMEINF,
154     _("GnuPG home directory (where both keyrings are located)"));
155     SetDlgItemText ( dlg, IDC_GPGPREFS_EXEINF,
156     _("GnuPG exe file location (full path with added gpg.exe)"));
157     SetDlgItemText ( dlg, IDC_GPGPREFS_LOCALINF,
158     _("Locale directory (to access the translation files)"));
159 twoaday 41 SetDlgItemText (dlg, IDC_GPGPREFS_ASKLEVEL, _("Ask for the signature class during key sign"));
160 twoaday 181 SetDlgItemText (dlg, IDC_GPGPREFS_ASKEXPIRE, _("Allow to set an expiration date for signatures"));
161 twoaday 117 SetDlgItemText (dlg, IDC_GPGPREFS_CMTINF, _("Comment in armored files"));
162 twoaday 78 SetDlgItemText (dlg, IDC_GPGPREFS_ENCINF, _("Encrypt to this key"));
163 twoaday 88 SetDlgItemText (dlg, IDC_GPGPREFS_ALLOPTINF, _("General GPG options"));
164 twoaday 147 SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDLG, _("Browse..."));
165     SetDlgItemText (dlg, IDC_GPGREFS_EXEDLG, _("Browse..."));
166     SetDlgItemText (dlg, IDC_GPGPREFS_LOCDLG, _("Browse..."));
167 twoaday 150 SetDlgItemText (dlg, IDC_GPGPREFS_OVRDEFAULT, _("&Overwrite default settings"));
168 twoaday 177 SetDlgItemText (dlg, IDCANCEL, _("&Cancel"));
169 twoaday 117
170 twoaday 128 gpg4win = load_gpg4win_values (dlg);
171 twoaday 161 if (!gpg4win) {
172 twoaday 128 load_registry_values (dlg);
173 twoaday 161 CheckDlgButton (dlg, IDC_GPGPREFS_OVRDEFAULT, BST_CHECKED);
174     }
175 twoaday 128
176 twoaday 41 p = get_gnupg_cfgfile ();
177     if (p) {
178 twoaday 270 parse_config (p, &opt);
179 twoaday 41 free_if_alloc (p);
180 twoaday 128 if (opt) {
181 twoaday 181 if (find_option (opt, "ask-cert-expire"))
182     CheckDlgButton (dlg, IDC_GPGPREFS_ASKEXPIRE, BST_CHECKED);
183 twoaday 128 if (find_option (opt, "ask-cert-level"))
184     CheckDlgButton (dlg, IDC_GPGPREFS_ASKLEVEL, BST_CHECKED);
185 twoaday 177 e = find_option (opt, "comment");
186     if (e != NULL)
187     SetDlgItemText (dlg, IDC_GPGPREFS_COMMENT, e->val);
188     e = find_option (opt, "encrypt-to");
189     if (e != NULL)
190 twoaday 128 SetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, e->val);
191 twoaday 270 release_config (opt);
192 twoaday 128 }
193 werner 36 }
194 twoaday 117
195 twoaday 41 center_window (dlg, NULL);
196     SetForegroundWindow (dlg);
197 werner 36 return TRUE;
198 twoaday 128
199     case WM_DESTROY:
200     gpg4win = false;
201     break;
202 werner 36
203     case WM_COMMAND:
204 twoaday 161 if (HIWORD (wparam) == BN_CLICKED &&
205     LOWORD (wparam) == IDC_GPGPREFS_OVRDEFAULT) {
206 twoaday 165 if (IsDlgButtonChecked (dlg, LOWORD (wparam))) {
207 twoaday 161 enable_disable_items (dlg, TRUE);
208 twoaday 165 gpg4win = false;
209     }
210     else {
211 twoaday 161 enable_disable_items (dlg, FALSE);
212 twoaday 165 gpg4win = true;
213     }
214 twoaday 161 break;
215     }
216    
217 twoaday 128 switch (LOWORD (wparam)) {
218 werner 36 case IDC_GPGPREFS_SAVE:
219 twoaday 128 if (!GetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR,
220     homedir, sizeof (homedir) -1)) {
221 twoaday 165 msg_box (dlg, _("Please enter the GnuPG home directory."),
222 twoaday 128 _("Preferences"), MB_ERR);
223 werner 36 return FALSE;
224     }
225 twoaday 117 if (dir_exist_check (homedir)) {
226 twoaday 165 _snprintf (t, sizeof (t) - 1, "%s: %s", homedir,
227 twoaday 117 winpt_strerror (WPTERR_DIR_OPEN));
228     msg_box (dlg, t, _("Preferences"), MB_ERR);
229 werner 36 return FALSE;
230     }
231    
232 twoaday 128 if (!gpg4win && set_reg_entry_gpg ("HomeDir", homedir)) {
233     msg_box (dlg, _("Could not save 'HomeDir' in the registry."),
234     _("Preferences"), MB_ERR);
235 werner 36 return FALSE;
236     }
237 twoaday 256 if (!GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR,
238 twoaday 128 exedir, sizeof (exedir) -1)) {
239 twoaday 256 msg_box (dlg, _("Please enter where GPG.exe is located."),
240 twoaday 128 _("Preferences"), MB_ERR);
241 werner 36 return FALSE;
242     }
243 twoaday 128 if (file_exist_check (exedir)) {
244 twoaday 165 msg_box (dlg, _("Could not find the GPG program in this directory."),
245 twoaday 128 _("Preferences"), MB_ERR);
246 werner 36 return FALSE;
247     }
248 twoaday 128 if (!gpg4win && set_reg_entry_gpg ("gpgProgram", exedir)) {
249 twoaday 165 msg_box (dlg, _("Could not save 'gpgProgram' in the registry"),
250 twoaday 128 _("Preferences"), MB_ERR);
251 werner 36 return FALSE;
252     }
253 twoaday 256 if (GetDlgItemText (dlg, IDC_GPGPREFS_LOCALE,
254 twoaday 165 locale_dir, sizeof (locale_dir) -1) > 0) {
255 werner 36 if (dir_exist_check (locale_dir)) {
256 twoaday 128 log_box ( _("Preferences"), MB_ERR, "%s: %s", locale_dir,
257     winpt_strerror (WPTERR_DIR_OPEN));
258 werner 36 return FALSE;
259     }
260 twoaday 128 if (!gpg4win)
261     set_reg_entry_mo (locale_dir);
262 werner 36 set_gettext_file ("winpt", locale_dir);
263     }
264 twoaday 128 else if (!gpg4win)
265 werner 36 set_reg_entry_mo ("");
266    
267     p = get_gnupg_cfgfile ();
268 twoaday 128 if (!p) {
269     msg_box (dlg, _("Could not get GPG config file"),
270     _("Preferences"), MB_ERR);
271     EndDialog (dlg, FALSE);
272 twoaday 225 return TRUE;
273 werner 36 }
274 twoaday 270 parse_config (p, &opt);
275 werner 36
276 twoaday 165 if (IsDlgButtonChecked (dlg, IDC_GPGPREFS_ASKLEVEL)) {
277     modify_entry (opt, ENTRY_SINGLE, "ask-cert-level", NULL);
278 twoaday 41 reg_prefs.gpg.ask_cert_level = 1;
279     }
280     else {
281 twoaday 128 delete_option (opt, "ask-cert-level");
282 twoaday 41 reg_prefs.gpg.ask_cert_level = 0;
283     }
284 twoaday 181 if (IsDlgButtonChecked (dlg, IDC_GPGPREFS_ASKEXPIRE)) {
285     modify_entry (opt, ENTRY_SINGLE, "ask-cert-expire", NULL);
286     reg_prefs.gpg.ask_cert_expire = 1;
287     }
288     else {
289     delete_option (opt, "ask-cert-expire");
290     reg_prefs.gpg.ask_cert_expire = 0;
291     }
292    
293 twoaday 225 n = GetDlgItemText(dlg, IDC_GPGPREFS_COMMENT, t, DIM (t)-1);
294 twoaday 165 if (n > 0)
295     modify_entry (opt, ENTRY_MULTI, "comment", t);
296     else if (n == 0)
297     modify_entry (opt, ENTRY_MULTI, "comment", "\"\"");
298 werner 36 else
299 twoaday 165 delete_option (opt, "comment");
300 werner 36
301 twoaday 225 n = GetDlgItemText (dlg, IDC_GPGPREFS_ENCTO, t, DIM (t)-1);
302 twoaday 165 if (n > 0)
303     modify_entry (opt, ENTRY_MULTI, "encrypt-to", t);
304 werner 36 else
305 twoaday 165 delete_option (opt, "encrypt-to");
306 werner 36
307 twoaday 270 commit_config (p, opt);
308     release_config (opt);
309 twoaday 197 /* only return TRUE if the home dir has been changed. */
310     if (SendDlgItemMessage (dlg, IDC_GPGPREFS_HOMEDIR, EM_GETMODIFY, 0, 0)) {
311     set_gnupg_default_key (NULL);
312     EndDialog (dlg, TRUE);
313     }
314     else
315     EndDialog (dlg, FALSE);
316 werner 36 return TRUE;
317    
318     case IDC_GPGPREFS_HOMEDLG:
319 twoaday 197 folder = get_folder_dlg (dlg, _("Choose GPG Home Directory"), NULL);
320 twoaday 128 if (folder) {
321     char *name;
322    
323     SetDlgItemText (dlg, IDC_GPGPREFS_HOMEDIR, folder);
324 twoaday 197 SendDlgItemMessage (dlg, IDC_GPGPREFS_HOMEDIR,
325     EM_SETMODIFY, (WPARAM)(UINT)TRUE, 0);
326 twoaday 256 if (GetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR,
327 twoaday 165 exedir, DIM (exedir)-1) > 0)
328 werner 36 break;
329 twoaday 128 name = make_filename (folder, "gpg", "exe");
330 werner 36 if (file_exist_check (name) == 0)
331     SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, name);
332     free_if_alloc (name);
333     }
334 twoaday 128 return TRUE;
335 werner 36
336 twoaday 128 case IDC_GPGPREFS_LOCDLG:
337 twoaday 193 folder = get_folder_dlg (dlg, _("Choose Locale Directory"), NULL);
338 twoaday 128 if (folder)
339     SetDlgItemText (dlg, IDC_GPGPREFS_LOCALE, folder);
340     return TRUE;
341    
342 werner 36 case IDC_GPGREFS_EXEDLG:
343 twoaday 197 s = get_fileopen_dlg (dlg, _("Choose GPG Binary"),
344 twoaday 167 "Executable Files (*.exe)\0*.exe\0\0",
345 twoaday 128 NULL);
346     if (s)
347     SetDlgItemText (dlg, IDC_GPGPREFS_EXEDIR, s);
348 werner 36 return TRUE;
349 twoaday 130
350     case IDCANCEL:
351     EndDialog (dlg, FALSE);
352     return TRUE;
353 werner 36 }
354     break;
355     }
356    
357     return FALSE;
358 twoaday 41 }

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