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

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Revision 304 - (hide annotations)
Wed Mar 21 10:59:31 2007 UTC (17 years, 11 months ago) by twoaday
File size: 15109 byte(s)


1 werner 36 /* wptKeysigDlg.cpp - Key signature listing
2 twoaday 139 * 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 werner 42 #ifdef HAVE_CONFIG_H
21     #include <config.h>
22     #endif
23    
24 werner 36 #include <windows.h>
25     #include <commctrl.h>
26     #include <time.h>
27    
28 werner 47 #include "resource.h"
29 werner 36 #include "wptGPG.h"
30     #include "wptCommonCtl.h"
31     #include "wptContext.h" /* for passphrase_s */
32     #include "wptDlgs.h"
33     #include "wptW32API.h"
34     #include "wptNLS.h"
35 werner 47 #include "wptKeylist.h"
36 werner 36 #include "wptKeyserver.h"
37     #include "wptUTF8.h"
38     #include "wptTypes.h"
39     #include "wptVersion.h"
40     #include "wptErrors.h"
41     #include "wptKeyEdit.h"
42    
43     static subclass_s siglist_proc;
44    
45    
46 twoaday 225 /* Return -1 if the selected item is a signature. */
47 werner 36 static int
48     is_sig (listview_ctrl_t lv, int pos)
49     {
50 twoaday 128 char tmpbuf[200];
51 werner 36
52     if (pos == -1)
53     pos = listview_get_curr_pos (lv);
54     if (pos == -1)
55     return 0;
56 twoaday 139 listview_get_item_text (lv, pos, SL_COL_UID, tmpbuf, sizeof (tmpbuf)-1);
57 werner 36 if (*tmpbuf == ' ')
58     return -1;
59     return 0;
60 twoaday 32 }
61 werner 36
62    
63     /* Delete the selected signature from list view @lv. The
64     key is given in @key. */
65     static int
66     do_delsig (HWND dlg, listview_ctrl_t lv, winpt_key_t key)
67     {
68 twoaday 150 gpgme_error_t err;
69 twoaday 304 GpgKeyEdit ke;
70 twoaday 150 char keyid[32];
71     int pos, npos, id, is_selfsig=0;
72 werner 36 int signo=0, uidno=0;
73    
74     npos = pos = listview_get_curr_pos (lv);
75     if (!is_sig (lv, -1))
76     return -1;
77 twoaday 150 listview_get_item_text (lv, pos, SL_COL_KEYID, keyid, sizeof (keyid)-1);
78     if (!strncmp (key->keyid, keyid+2, 8))
79     is_selfsig = 1;
80    
81 werner 36 while (pos > 0 && is_sig (lv, pos)) {
82     signo++;
83     pos--;
84     }
85     pos = npos;
86     while (npos > 0) {
87     if (!is_sig (lv, npos))
88     uidno++;
89     npos--;
90     }
91     uidno++;
92    
93     /* XXX: do not allow to delete the self signature */
94 twoaday 150 id = log_box (_("Key Manager"), is_selfsig? MB_WARN_ASK : MB_QUEST_ASK,
95     _("Are you really sure you want to delete this %s from\n\n"
96     " \"%s\""), is_selfsig? _("self signature") : _("signature"),
97     key->uid);
98 werner 36 if (id == IDNO)
99     return 0;
100    
101 twoaday 304 ke.setKeyID (key->keyid);
102     err = ke.delUseridSignature (uidno, signo);
103 werner 36 if (err)
104     msg_box (dlg, gpgme_strerror (err), _("Key Manager"), MB_ERR);
105     else
106     listview_del_item (lv, pos);
107 twoaday 150 if (!err)
108     key->update = 1;
109 werner 36 return err? -1 : 0;
110     }
111    
112    
113 twoaday 255 /* Initialize a datepicker control with the time given in @t. */
114     static void
115     init_datepicker_from_time (HWND picker, time_t t)
116     {
117     SYSTEMTIME st;
118     struct tm *tm;
119    
120     tm = localtime (&t);
121     memset (&st, 0, sizeof st);
122     st.wYear = tm->tm_year+1900;
123     st.wMonth = tm->tm_mon+1;
124     st.wDay = tm->tm_mday;
125     DateTime_SetSystemtime (picker, GDT_VALID, &st);
126     }
127    
128    
129 werner 36 /* Dialog box procedure to display the signature properties. */
130 twoaday 176 BOOL CALLBACK
131 werner 36 sigprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
132     {
133 twoaday 207 gpgme_key_sig_t ks;
134 twoaday 208 winpt_key_s issuer;
135 werner 36 char tmpbuf[256];
136 twoaday 208 static struct {
137 werner 36 unsigned int exportable:1;
138     unsigned int expired:1;
139     unsigned int nrev:1;
140     unsigned int rev:1;
141 twoaday 176 const char *alg;
142 werner 36 int _class;
143     } ctx;
144     const char *fmt_templ = _("%s %s signature");
145 twoaday 208 const char *s;
146 werner 36
147     switch (msg) {
148     case WM_INITDIALOG:
149 twoaday 225 ks = (gpgme_key_sig_t)lparam;
150     if (!ks)
151     BUG (0);
152 twoaday 88 SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
153     SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
154     SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
155     SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
156     SetDlgItemText (dlg, IDC_SIGPROPS_CLASSINF, _("Class"));
157     SetDlgItemText (dlg, IDC_SIGPROPS_EXPSTR, _("Expire date"));
158 twoaday 255 SetDlgItemText (dlg, IDC_SIGPROPS_CREATSTR, _("Creation date"));
159 twoaday 88 SetDlgItemText (dlg, IDC_SIGPROPS_KEYINF, _("Issuer key"));
160     SetDlgItemText (dlg, IDC_SIGPROPS_KEYIDINF, _("Issuer key ID"));
161 twoaday 207 SetDlgItemText (dlg, IDC_SIGPROPS_POLICINF, _("Policy URL"));
162 twoaday 225 SetWindowText (dlg, _("Signature Properties"));
163    
164 werner 36 memset (&ctx, 0, sizeof ctx);
165 twoaday 176 ctx._class = ks->sig_class;
166 werner 36 if (ctx._class == 0)
167 twoaday 176 ctx._class = 16;
168     ctx._class -= 6;
169     if (ks->pubkey_algo == GPGME_PK_DSA)
170 werner 36 ctx.alg = "DSA";
171 twoaday 176 else if (ks->pubkey_algo == GPGME_PK_RSA)
172 werner 36 ctx.alg = "RSA";
173     else
174     ctx.alg = "ELG";
175 twoaday 176 ctx.exportable = ks->exportable;
176 werner 36 _snprintf (tmpbuf, DIM (tmpbuf)-1, fmt_templ,
177 twoaday 225 ctx.exportable? _("Exportable") : _("Non-exportable"),
178     ctx.alg);
179 werner 36 SetDlgItemText (dlg, IDC_SIGPROPS_INFO, tmpbuf);
180 twoaday 176
181 twoaday 208 _snprintf (tmpbuf, DIM (tmpbuf)-1, "0x%s", ks->keyid+8);
182     SetDlgItemText (dlg, IDC_SIGPROPS_KEYID, tmpbuf);
183 werner 36 SetDlgItemInt (dlg, IDC_SIGPROPS_CLASS, ctx._class, FALSE);
184     if (ctx.exportable)
185     CheckDlgButton (dlg, IDC_SIGPROPS_EXP, BST_CHECKED);
186 twoaday 208 memset (&issuer, 0, sizeof (issuer));
187     if (!winpt_get_pubkey (ks->keyid+8, &issuer))
188     s = issuer.ext->uids->uid;
189 twoaday 176 else
190 twoaday 208 s = _(" user ID not found");
191 twoaday 205 SetDlgItemText (dlg, IDC_SIGPROPS_ISSUER, s);
192 twoaday 255
193     init_datepicker_from_time (GetDlgItem (dlg, IDC_SIGPROPS_CREATDATE),
194     ks->timestamp);
195 twoaday 176 if (ks->expires == 0) {
196 werner 36 ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPSTR), SW_HIDE);
197     ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE), SW_HIDE);
198     }
199     else {
200 twoaday 255 init_datepicker_from_time (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE),
201     ks->expires);
202     if (time (NULL) > ks->expires)
203 werner 36 ctx.expired = 1;
204     if (ctx.expired)
205     CheckDlgButton (dlg, IDC_SIGPROPS_EXPIRED, BST_CHECKED);
206     }
207 twoaday 207 if (ks->notations && !ks->notations->name && ks->notations->value)
208     SetDlgItemText (dlg, IDC_SIGPROPS_POLIC, ks->notations->value);
209    
210 werner 36 SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
211     SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
212     SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
213     SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
214     SetWindowText (dlg, _("Signature Properties"));
215     SetForegroundWindow (dlg);
216     center_window (dlg, NULL);
217     return TRUE;
218    
219     case WM_COMMAND:
220 twoaday 208 if (HIWORD (wparam) == BN_CLICKED) {
221 twoaday 225 /* Code to prevent the user changes the check buttons. */
222 twoaday 208 switch (LOWORD (wparam)) {
223     case IDC_SIGPROPS_EXP:
224     CheckDlgButton (dlg, IDC_SIGPROPS_EXP,
225     ctx.exportable? BST_CHECKED : BST_UNCHECKED);
226     return TRUE;
227    
228     case IDC_SIGPROPS_EXPIRED:
229     CheckDlgButton (dlg, IDC_SIGPROPS_EXPIRED,
230     ctx.expired? BST_CHECKED : BST_UNCHECKED);
231     return TRUE;
232    
233     case IDC_SIGPROPS_REV:
234     CheckDlgButton (dlg, IDC_SIGPROPS_REV,
235     ctx.rev? BST_CHECKED : BST_UNCHECKED);
236     return TRUE;
237    
238     case IDC_SIGPROPS_NREV:
239     CheckDlgButton (dlg, IDC_SIGPROPS_NREV,
240     ctx.nrev? BST_CHECKED : BST_UNCHECKED);
241     return TRUE;
242     }
243     }
244    
245 werner 36 switch (LOWORD (wparam)) {
246     case IDOK:
247     EndDialog (dlg, TRUE);
248     break;
249 twoaday 176
250     case IDCANCEL:
251     EndDialog (dlg, FALSE);
252     break;
253 werner 36 }
254     }
255    
256     return FALSE;
257     }
258    
259    
260 twoaday 225 /* Subclass window procedure for the list view. */
261 werner 36 static BOOL CALLBACK
262     subclass_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
263     {
264     listview_ctrl_t lv;
265     winpt_key_t key;
266 twoaday 176 gpgme_key_sig_t ks;
267 werner 36
268     switch (msg) {
269     case WM_KEYUP:
270     int virt_key = (int)wparam;
271     key = (winpt_key_t)siglist_proc.opaque;
272     lv = key->callback.ctl;
273     if (virt_key == VK_SPACE) {
274 twoaday 176 if (is_sig (lv, -1)) {
275     ks = (gpgme_key_sig_t)listview_get_item2 (lv, listview_get_curr_pos (lv));
276 werner 36 DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
277 twoaday 176 sigprops_dlg_proc, (LPARAM)ks);
278     }
279 werner 36 }
280     else if (virt_key == VK_DELETE)
281     do_delsig (dlg, lv, key);
282     break;
283     }
284     return CallWindowProc (siglist_proc.old, dlg, msg, wparam, lparam);
285     }
286    
287    
288     /* Return 1 if the list view @lv contains non-available keys. */
289     static int
290     check_for_missing_keys (listview_ctrl_t lv)
291     {
292     int i, n;
293     char id[128];
294    
295 twoaday 225 n = listview_count_items (lv, 0);
296     for (i = 0; i < n; i++) {
297 twoaday 139 listview_get_item_text (lv, i, SL_COL_VALID, id, sizeof (id) - 1);
298     if (!strncmp (id, "NOKEY", 5))
299 werner 36 return 1;
300     }
301    
302     return 0;
303     }
304    
305    
306     /* Receive all missing keys marked in the list @lv. */
307 twoaday 150 static int
308 werner 36 recv_missing_keys (HWND dlg, listview_ctrl_t lv)
309     {
310 twoaday 150 char id[128], keyid[18+1];
311 twoaday 139 int i, n, cnt=0;
312    
313     i = msg_box (dlg, _("Really receive all missing keys?"),
314     _("Key Manager"), MB_YESNO|MB_INFO);
315     if (i == IDNO)
316 twoaday 150 return 0;
317 werner 36
318     n = listview_count_items (lv, 0);
319 twoaday 139 for (i = 0; i < n; i++) {
320     listview_get_item_text (lv, i, SL_COL_VALID, id, sizeof (id) - 1);
321     if (!strncmp (id, "NOKEY", 5)) {
322 twoaday 225 listview_get_item_text (lv, i, SL_COL_KEYID,
323 twoaday 139 keyid, sizeof (keyid) -1);
324     if (!hkp_recv_key (dlg, default_keyserver,
325 twoaday 150 default_keyserver_port, keyid, 0, 0)) {
326     keycache_update (0, keyid);
327 twoaday 139 cnt++;
328 twoaday 150 }
329 twoaday 139 else
330 werner 36 break;
331     }
332     }
333 twoaday 150 return cnt;
334 werner 36 }
335    
336    
337     /* Create a mini popup with available choices. */
338     static void
339     do_create_popup (HWND dlg)
340     {
341     HMENU hm, sm;
342     POINT p;
343    
344     GetCursorPos (&p);
345     hm = LoadMenu (glob_hinst, MAKEINTRESOURCE (IDR_WINPT_KEYSIG_CTX));
346     sm = GetSubMenu (hm, 0);
347     set_menu_text (sm, ID_SIGCTX_PROPS, _("Signature &Properties"));
348     set_menu_text (sm, ID_SIGCTX_KEYPROPS, _("Signing &Key Properties"));
349     TrackPopupMenu (sm, TPM_RIGHTALIGN, p.x, p.y, 0, dlg, NULL);
350     DestroyMenu (hm);
351     DestroyMenu (sm);
352     }
353    
354    
355 twoaday 139 /* Fetch a single key and extract the keyid from the listview
356     entry at the pos @idx. */
357     static int
358     recv_single_key (HWND dlg, listview_ctrl_t lv, int idx)
359     {
360     char keyid[32];
361     int rc;
362    
363     listview_get_item_text (lv, idx, SL_COL_KEYID, keyid, DIM (keyid)-1);
364     rc = hkp_recv_key (dlg, default_keyserver,
365     default_keyserver_port, keyid, 0, 0);
366     if (!rc)
367     keycache_update (0, keyid);
368     return rc;
369     }
370    
371    
372 werner 36 /* Load the key property dialog with the selected key from @lv. */
373     static void
374     do_load_keyprops (HWND dlg, listview_ctrl_t lv)
375     {
376     winpt_key_s k;
377     char keyid[32] = {0};
378     char status[64] = {0}, creation[64] = {0};
379     int n = listview_get_curr_pos (lv);
380    
381 twoaday 139 listview_get_item_text (lv, n, SL_COL_VALID, status, DIM (status)-1);
382     listview_get_item_text (lv, n, SL_COL_CREATE, creation, DIM (creation)-1);
383     listview_get_item_text (lv, n, SL_COL_KEYID, keyid, DIM (keyid)-1);
384 werner 36 if (!strcmp (status, "NOKEY")) {
385 twoaday 139 int id = msg_box (dlg, _("Key not found in keyring, do you want to fetch it from the keyserver?"),
386 twoaday 150 _("Key Manager"), MB_QUEST_ASK);
387 twoaday 139 if (id == IDNO)
388     return;
389     if (recv_single_key (dlg, lv, n))
390     return;
391 werner 36 }
392    
393 twoaday 212 memset (&k, 0, sizeof k);
394     if ((strlen (keyid) < 3 || winpt_get_pubkey (keyid, &k))) {
395 werner 36 if (strlen (creation) > 0)
396     msg_box (dlg, _("Key not found in keyring."), _("Key Manager"), MB_INFO);
397     return;
398     }
399     DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYPROPS, dlg,
400     keyprops_dlg_proc, (LPARAM)&k);
401     }
402    
403    
404     /* Dialog box procedure to list signatures. */
405     BOOL CALLBACK
406     keysig_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
407     {
408     static listview_ctrl_t lv = NULL;
409     static struct winpt_key_s *k;
410 twoaday 176 gpgme_key_sig_t ks;
411     HWND sl;
412 twoaday 204 char inf[384];
413 twoaday 176 int idx = 0;
414 werner 36
415 twoaday 139 switch (msg) {
416 werner 36 case WM_INITDIALOG:
417     k = (winpt_key_t) lparam;
418     if (!k)
419     BUG (0);
420 twoaday 208 if (k->uid)
421     _snprintf (inf, DIM (inf)-1, _("Signature List for \"%s\""), k->uid);
422 twoaday 205 SetWindowText (dlg, inf);
423 werner 36 SetDlgItemText (dlg, IDC_KEYSIG_RECVKEY, _("&Receive Key"));
424     SetDlgItemText (dlg, IDC_KEYSIG_SIGPROPS, _("&Properties"));
425 twoaday 128
426 werner 36 lv = siglist_load (GetDlgItem (dlg, IDC_KEYSIG_LIST), k->keyid);
427     if (!check_for_missing_keys (lv))
428 twoaday 41 EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY), FALSE);
429 twoaday 129 EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS), FALSE);
430 werner 36 k->callback.ctl = lv;
431     sl = GetDlgItem (dlg, IDC_KEYSIG_LIST);
432     siglist_proc.dlg = dlg;
433     siglist_proc.opaque = k;
434     siglist_proc.current = (WNDPROC)subclass_dlg_proc;
435     siglist_proc.old = (WNDPROC)GetWindowLong (sl, GWL_WNDPROC);
436     if (siglist_proc.old) {
437     if (!SetWindowLong (sl, GWL_WNDPROC, (LONG)siglist_proc.current)) {
438 twoaday 141 msg_box (dlg, "Could not set keylist window procedure.",
439 werner 36 _("Key Manager"), MB_ERR);
440     BUG (0);
441     }
442     }
443     SetForegroundWindow (dlg);
444     center_window (dlg, NULL);
445     return TRUE;
446    
447     case WM_DESTROY:
448 twoaday 139 if (lv) {
449     siglist_delete (lv);
450 werner 36 lv = NULL;
451     }
452     return FALSE;
453    
454     case WM_NOTIFY:
455 twoaday 41 NMHDR *notify;
456 werner 36
457     notify = (NMHDR *)lparam;
458 twoaday 139 if (!notify)
459     return FALSE;
460 twoaday 225 if (notify->code == NM_DBLCLK &&
461     notify->idFrom == IDC_KEYSIG_LIST)
462 werner 36 do_load_keyprops (dlg, lv);
463 twoaday 139 if (notify->code == NM_RCLICK &&
464 twoaday 128 notify->idFrom == IDC_KEYSIG_LIST &&
465     is_sig (lv, -1))
466 werner 36 do_create_popup (dlg);
467 twoaday 139 if (notify->code == LVN_ITEMCHANGED &&
468 twoaday 41 ((LPNMLISTVIEW)lparam)->uNewState) {
469     idx = listview_get_curr_pos (lv);
470 twoaday 139 listview_get_item_text (lv, idx, SL_COL_VALID, inf, DIM (inf)-1);
471 twoaday 41 EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY),
472     strcmp (inf, "NOKEY") == 0? TRUE: FALSE);
473 twoaday 128 EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS),
474     is_sig (lv, -1)? TRUE : FALSE);
475 twoaday 41 }
476 twoaday 139 if (notify->code == LVN_COLUMNCLICK) {
477     NMLISTVIEW *nft = (LPNMLISTVIEW) lparam;
478     int sortby = 0;
479     switch (nft->iSubItem) {
480     //case 0: sortby = KEY_SORT_USERID; break;
481     case 1: sortby = KEY_SORT_VALIDITY; break;
482     case 2: sortby = SIG_SORT_CLASS; break;
483     case 3: sortby = KEY_SORT_CREATED; break;
484     case 4: sortby = KEY_SORT_KEYID; break;
485     case 5: sortby = SIG_SORT_EXPIRE; break;
486     case 6: sortby = KEY_SORT_ALGO; break;
487     default: return TRUE;
488     }
489     siglist_sort (lv, sortby);
490     }
491 werner 36 break;
492    
493     case WM_COMMAND:
494 twoaday 139 switch (LOWORD (wparam)) {
495 werner 36 case ID_SIGCTX_KEYPROPS:
496     do_load_keyprops (dlg, lv);
497 twoaday 256 return TRUE;
498 werner 36
499     case ID_SIGCTX_PROPS:
500 twoaday 176 if (is_sig (lv, -1)) {
501     ks = (gpgme_key_sig_t)listview_get_item2 (lv, listview_get_curr_pos (lv));
502 werner 36 DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
503 twoaday 176 sigprops_dlg_proc, (LPARAM)ks);
504     }
505 twoaday 256 return TRUE;
506 werner 36
507     case IDC_KEYSIG_RECVKEY:
508     idx = listview_get_curr_pos (lv);
509 twoaday 139 if (idx == -1)
510     recv_missing_keys (dlg, lv);
511     else
512     recv_single_key (dlg, lv, idx);
513 werner 36 return TRUE;
514    
515     case IDC_KEYSIG_SIGPROPS:
516 twoaday 176 if (is_sig (lv, -1)) {
517     ks = ks = (gpgme_key_sig_t)listview_get_item2 (lv, listview_get_curr_pos (lv));
518 werner 36 DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
519 twoaday 176 sigprops_dlg_proc, (LPARAM)ks);
520     }
521 werner 36 return TRUE;
522    
523 twoaday 212 case IDCANCEL:
524     EndDialog (dlg, FALSE);
525     return TRUE;
526    
527 werner 36 case IDOK:
528     EndDialog (dlg, TRUE);
529     return TRUE;
530     }
531     break;
532     }
533     return FALSE;
534     }

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