/[winpt]/trunk/Src/wptKeysigDlg.cpp
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Contents of /trunk/Src/wptKeysigDlg.cpp

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Revision 42 - (show annotations)
Fri Oct 28 08:25:30 2005 UTC (19 years, 4 months ago) by werner
File size: 12442 byte(s)
Readded lost changes from revision 40

1 /* wptKeysigDlg.cpp - Key signature listing
2 * Copyright (C) 2001-2005 Timo Schulz
3 *
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
21 #ifdef HAVE_CONFIG_H
22 #include <config.h>
23 #endif
24
25 #include <windows.h>
26 #include <windows.h>
27 #include <commctrl.h>
28 #include <time.h>
29
30 #include "../resource.h"
31 #include "wptGPG.h"
32 #include "wptCommonCtl.h"
33 #include "wptContext.h" /* for passphrase_s */
34 #include "wptDlgs.h"
35 #include "wptW32API.h"
36 #include "wptNLS.h"
37 #include "wptKeyList.h"
38 #include "wptKeyserver.h"
39 #include "wptUTF8.h"
40 #include "wptTypes.h"
41 #include "wptVersion.h"
42 #include "wptErrors.h"
43 #include "wptKeyEdit.h"
44
45 static subclass_s siglist_proc;
46
47
48 static int
49 is_sig (listview_ctrl_t lv, int pos)
50 {
51 char tmpbuf[256];
52
53 if (pos == -1)
54 pos = listview_get_curr_pos (lv);
55 if (pos == -1)
56 return 0;
57 listview_get_item_text (lv, pos, 0, tmpbuf, 200);
58 if (*tmpbuf == ' ')
59 return -1;
60 return 0;
61 }
62
63
64 /* Delete the selected signature from list view @lv. The
65 key is given in @key. */
66 static int
67 do_delsig (HWND dlg, listview_ctrl_t lv, winpt_key_t key)
68 {
69 int pos, npos, id;
70 int signo=0, uidno=0;
71 GpgKeyEdit *ke;
72 gpgme_error_t err;
73
74 npos = pos = listview_get_curr_pos (lv);
75 if (!is_sig (lv, -1))
76 return -1;
77 while (pos > 0 && is_sig (lv, pos)) {
78 signo++;
79 pos--;
80 }
81 pos = npos;
82 while (npos > 0) {
83 if (!is_sig (lv, npos))
84 uidno++;
85 npos--;
86 }
87 uidno++;
88
89 /* XXX: do not allow to delete the self signature */
90 id = log_box (_("Key Manager"), MB_YESNO,
91 _("Are you really sure you want to delete this signature from\n"
92 " \"%s\""), key->uid);
93 if (id == IDNO)
94 return 0;
95
96 ke = new GpgKeyEdit (key->keyid);
97 if (!ke)
98 BUG (NULL);
99 err = ke->delUseridSignature (uidno, signo);
100 if (err)
101 msg_box (dlg, gpgme_strerror (err), _("Key Manager"), MB_ERR);
102 else
103 listview_del_item (lv, pos);
104 delete ke;
105 key->update = 1; /*update*/
106 return err? -1 : 0;
107 }
108
109
110 /* Dialog box procedure to display the signature properties. */
111 static BOOL CALLBACK
112 sigprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
113 {
114 static listview_ctrl_t lv;
115 char tmpbuf[256];
116 int n;
117 struct {
118 unsigned int exportable:1;
119 unsigned int expired:1;
120 unsigned int nrev:1;
121 unsigned int rev:1;
122 const char * alg;
123 int _class;
124 } ctx;
125 const char *fmt_templ = _("%s %s signature");
126
127 switch (msg) {
128 case WM_SYSCOMMAND:
129 if (LOWORD (wparam) == SC_CLOSE)
130 EndDialog (dlg, TRUE);
131 return FALSE;
132
133 case WM_INITDIALOG:
134 lv = (listview_ctrl_t)lparam;
135 if (!lv)
136 dlg_fatal_error (dlg, "could not get dialog param");
137 memset (&ctx, 0, sizeof ctx);
138 n = listview_get_curr_pos (lv);
139 listview_get_item_text (lv, n, 2, tmpbuf, DIM (tmpbuf)-1);
140 if (!strstr (tmpbuf, "L"))
141 ctx.exportable = 1;
142 ctx._class = atoi (tmpbuf);
143 if (ctx._class == 0)
144 ctx._class = 10;
145 else if (ctx._class < 10)
146 ctx._class += 10;
147 listview_get_item_text (lv, n, 6, tmpbuf, DIM (tmpbuf)-1);
148 if (strstr (tmpbuf, "DSA"))
149 ctx.alg = "DSA";
150 else if (strstr (tmpbuf, "RSA"))
151 ctx.alg = "RSA";
152 else
153 ctx.alg = "ELG";
154 _snprintf (tmpbuf, DIM (tmpbuf)-1, fmt_templ,
155 ctx.exportable? _("Exportable") : _("Non-exportable"), ctx.alg);
156 SetDlgItemText (dlg, IDC_SIGPROPS_INFO, tmpbuf);
157 listview_get_item_text (lv, n, 4, tmpbuf, DIM (tmpbuf)-1);
158 SetDlgItemText (dlg, IDC_SIGPROPS_KEYID, tmpbuf);
159 SetDlgItemInt (dlg, IDC_SIGPROPS_CLASS, ctx._class, FALSE);
160 if (ctx.exportable)
161 CheckDlgButton (dlg, IDC_SIGPROPS_EXP, BST_CHECKED);
162 listview_get_item_text (lv, n, 0, tmpbuf, DIM (tmpbuf)-1);
163 SetDlgItemText (dlg, IDC_SIGPROPS_ISSUER, tmpbuf+1);
164 tmpbuf[0] = 0;
165 listview_get_item_text (lv, n, 5, tmpbuf, DIM (tmpbuf)-1);
166 if (strlen (tmpbuf) == 0) {
167 ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPSTR), SW_HIDE);
168 ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE), SW_HIDE);
169 }
170 else {
171 SYSTEMTIME st;
172 struct tm * tm;
173 time_t t = time (NULL);
174
175 memset (&st, 0, sizeof st);
176 st.wYear = atoi (tmpbuf);
177 st.wMonth = atoi (tmpbuf+5);
178 st.wDay = atoi (tmpbuf+8);
179 DateTime_SetSystemtime (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE),
180 GDT_VALID, &st);
181
182 tm = localtime (&t);
183 tm->tm_mon++;
184 tm->tm_year += 1900;
185 if (tm->tm_year > st.wYear)
186 ctx.expired = 1;
187 else if (tm->tm_mon > st.wMonth)
188 ctx.expired = 1;
189 if (ctx.expired)
190 CheckDlgButton (dlg, IDC_SIGPROPS_EXPIRED, BST_CHECKED);
191 }
192 SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
193 SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
194 SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
195 SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
196 SetWindowText (dlg, _("Signature Properties"));
197 SetForegroundWindow (dlg);
198 center_window (dlg, NULL);
199 return TRUE;
200
201 case WM_COMMAND:
202 switch (LOWORD (wparam)) {
203 case IDOK:
204 EndDialog (dlg, TRUE);
205 break;
206 }
207 }
208
209 return FALSE;
210 }
211
212
213 static BOOL CALLBACK
214 subclass_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
215 {
216 listview_ctrl_t lv;
217 winpt_key_t key;
218
219 switch (msg) {
220 case WM_KEYUP:
221 int virt_key = (int)wparam;
222 key = (winpt_key_t)siglist_proc.opaque;
223 lv = key->callback.ctl;
224 if (virt_key == VK_SPACE) {
225 if (is_sig (lv, -1))
226 DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
227 sigprops_dlg_proc, (LPARAM)lv);
228 }
229 else if (virt_key == VK_DELETE)
230 do_delsig (dlg, lv, key);
231 break;
232 }
233 return CallWindowProc (siglist_proc.old, dlg, msg, wparam, lparam);
234 }
235
236
237 /* Return 1 if the list view @lv contains non-available keys. */
238 static int
239 check_for_missing_keys (listview_ctrl_t lv)
240 {
241 int i, n;
242 char id[128];
243
244 n = listview_count_items( lv, 0 );
245 for( i = 0; i < n; i++ ) {
246 listview_get_item_text( lv, i, 1, id, sizeof (id) - 1 );
247 if( !strncmp( id, "NOKEY", 5 ) )
248 return 1;
249 }
250
251 return 0;
252 }
253
254
255 /* Receive all missing keys marked in the list @lv. */
256 static int
257 recv_missing_keys (HWND dlg, listview_ctrl_t lv)
258 {
259 int i, n, rc;
260 char id[128], keyid[18+1];
261
262 n = listview_count_items (lv, 0);
263 for( i = 0; i < n; i++ ) {
264 listview_get_item_text( lv, i, 1, id, sizeof id - 1 );
265 if( !strncmp( id, "NOKEY", 5 ) ) {
266 listview_get_item_text( lv, i, 4, keyid, sizeof keyid -1 );
267 rc = hkp_recv_key( dlg, default_keyserver, default_keyserver_port, keyid, 0, 0 );
268 if( rc )
269 break;
270 }
271 }
272
273 return rc;
274 }
275
276
277 /* Create a mini popup with available choices. */
278 static void
279 do_create_popup (HWND dlg)
280 {
281 HMENU hm, sm;
282 POINT p;
283
284 GetCursorPos (&p);
285 hm = LoadMenu (glob_hinst, MAKEINTRESOURCE (IDR_WINPT_KEYSIG_CTX));
286 sm = GetSubMenu (hm, 0);
287
288 set_menu_text (sm, ID_SIGCTX_PROPS, _("Signature &Properties"));
289 set_menu_text (sm, ID_SIGCTX_KEYPROPS, _("Signing &Key Properties"));
290
291 TrackPopupMenu (sm, TPM_RIGHTALIGN, p.x, p.y, 0, dlg, NULL);
292
293 DestroyMenu (hm);
294 DestroyMenu (sm);
295 }
296
297
298 /* Load the key property dialog with the selected key from @lv. */
299 static void
300 do_load_keyprops (HWND dlg, listview_ctrl_t lv)
301 {
302 winpt_key_s k;
303 gpgme_key_t key;
304 char keyid[32] = {0};
305 char status[64] = {0}, creation[64] = {0};
306 int n = listview_get_curr_pos (lv);
307
308 listview_get_item_text (lv, n, 1, status, DIM (status)-1);
309 listview_get_item_text (lv, n, 3, creation, DIM (creation)-1);
310 listview_get_item_text (lv, n, 4, keyid, DIM (keyid)-1);
311 if (!strcmp (status, "NOKEY")) {
312 msg_box (dlg, _("Key not found in keyring, please get it from the keyserver first."),
313 _("Key Manager"), MB_INFO);
314 return;
315 }
316
317 if ((strlen (keyid) < 3 ||get_pubkey (keyid, &key))) {
318 if (strlen (creation) > 0)
319 msg_box (dlg, _("Key not found in keyring."), _("Key Manager"), MB_INFO);
320 return;
321 }
322 memset (&k, 0, sizeof k);
323 k.keyid = keyid;
324 DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYPROPS, dlg,
325 keyprops_dlg_proc, (LPARAM)&k);
326 }
327
328
329 /* Dialog box procedure to list signatures. */
330 BOOL CALLBACK
331 keysig_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
332 {
333 static listview_ctrl_t lv = NULL;
334 static struct winpt_key_s *k;
335 char inf[384], keyid[18+1];
336 int idx = 0, id, rc;
337 HWND sl;
338
339 switch( msg ) {
340 case WM_INITDIALOG:
341 k = (winpt_key_t) lparam;
342 if (!k)
343 BUG (0);
344 if (k->uid)
345 _snprintf (inf, DIM (inf)-1, _("Signature List for \"%s\""), k->uid);
346 SetWindowText (dlg, inf);
347 #ifndef LANG_DE
348 SetDlgItemText (dlg, IDC_KEYSIG_RECVKEY, _("&Receive Key"));
349 SetDlgItemText (dlg, IDC_KEYSIG_SIGPROPS, _("&Properties"));
350 #endif
351 lv = siglist_load (GetDlgItem (dlg, IDC_KEYSIG_LIST), k->keyid);
352 if (!check_for_missing_keys (lv))
353 EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY), FALSE);
354 k->callback.ctl = lv;
355 sl = GetDlgItem (dlg, IDC_KEYSIG_LIST);
356 siglist_proc.dlg = dlg;
357 siglist_proc.opaque = k;
358 siglist_proc.current = (WNDPROC)subclass_dlg_proc;
359 siglist_proc.old = (WNDPROC)GetWindowLong (sl, GWL_WNDPROC);
360 if (siglist_proc.old) {
361 if (!SetWindowLong (sl, GWL_WNDPROC, (LONG)siglist_proc.current)) {
362 msg_box (dlg, _("Could not set keylist window procedure."),
363 _("Key Manager"), MB_ERR);
364 BUG (0);
365 }
366 }
367 SetForegroundWindow (dlg);
368 center_window (dlg, NULL);
369 return TRUE;
370
371 case WM_DESTROY:
372 if ( lv ) {
373 siglist_delete( lv );
374 lv = NULL;
375 }
376 return FALSE;
377
378 case WM_SYSCOMMAND:
379 if (LOWORD (wparam) == SC_CLOSE) {
380 if (k->update)
381 keycache_update (0, k->keyid);
382 EndDialog (dlg, TRUE);
383 }
384 return FALSE;
385
386 case WM_NOTIFY:
387 NMHDR *notify;
388
389 notify = (NMHDR *)lparam;
390 if (notify && notify->code == NM_DBLCLK
391 && notify->idFrom == IDC_KEYSIG_LIST)
392 do_load_keyprops (dlg, lv);
393 if (notify && notify->code == NM_RCLICK &&
394 notify->idFrom == IDC_KEYSIG_LIST)
395 do_create_popup (dlg);
396 if (notify && notify->code == LVN_ITEMCHANGED &&
397 ((LPNMLISTVIEW)lparam)->uNewState) {
398 idx = listview_get_curr_pos (lv);
399 listview_get_item_text (lv, idx, 1, inf, DIM (inf)-1);
400 EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY),
401 strcmp (inf, "NOKEY") == 0? TRUE: FALSE);
402 }
403 break;
404
405 case WM_COMMAND:
406 switch ( LOWORD( wparam ) ) {
407
408 case ID_SIGCTX_KEYPROPS:
409 do_load_keyprops (dlg, lv);
410 break;
411
412 case ID_SIGCTX_PROPS:
413 if (is_sig (lv, -1))
414 DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
415 sigprops_dlg_proc, (LPARAM)lv);
416 break;
417
418 case IDC_KEYSIG_RECVKEY:
419 idx = listview_get_curr_pos (lv);
420 if (idx == -1) {
421 id = msg_box( dlg, _("Really receive all missing keys?"),
422 _("Key Manager"), MB_YESNO|MB_INFO );
423 if (id == IDYES) {
424 rc = recv_missing_keys (dlg, lv);
425 if (!rc)
426 keycache_set_reload (1);
427 return TRUE;
428 }
429 return TRUE;
430 }
431 listview_get_item_text (lv, idx, 4, keyid, DIM (keyid)-1);
432 rc = hkp_recv_key (dlg, default_keyserver, default_keyserver_port, keyid, 0, 0);
433 if (!rc)
434 keycache_update (0, keyid);
435 return TRUE;
436
437 case IDC_KEYSIG_SIGPROPS:
438 if (is_sig (lv, -1))
439 DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
440 sigprops_dlg_proc, (LPARAM)lv);
441 return TRUE;
442
443 case IDOK:
444 if (k->update)
445 keycache_update (0, k->keyid);
446 EndDialog (dlg, TRUE);
447 return TRUE;
448 }
449 break;
450 }
451 return FALSE;
452 }

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