trunk/Src/wptKeysigDlg.cpp

/* wptKeysigDlg.cpp - Key signature listing
 *      Copyright (C) 2001-2005 Timo Schulz
 *
 * This file is part of WinPT.
 *
 * WinPT is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * WinPT is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with WinPT; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>
#include <commctrl.h>
#include <time.h>

#include "resource.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptContext.h" /* for passphrase_s */
#include "wptDlgs.h"
#include "wptW32API.h"
#include "wptNLS.h"
#include "wptKeylist.h"
#include "wptKeyserver.h"
#include "wptUTF8.h"
#include "wptTypes.h"
#include "wptVersion.h"
#include "wptErrors.h"
#include "wptKeyEdit.h"

static subclass_s siglist_proc;


static int
is_sig (listview_ctrl_t lv, int pos)
{
    char tmpbuf[200];

    if (pos == -1)
        pos = listview_get_curr_pos (lv);
    if (pos == -1)
        return 0;
    listview_get_item_text (lv, pos, 0, tmpbuf, sizeof (tmpbuf)-1);
    if (*tmpbuf == ' ')
        return -1;
    return 0;
}


/* Delete the selected signature from list view @lv. The
   key is given in @key. */
static int
do_delsig (HWND dlg, listview_ctrl_t lv, winpt_key_t key)
{
    int pos, npos, id;
    int signo=0, uidno=0;
    GpgKeyEdit *ke;
    gpgme_error_t err;

    npos = pos = listview_get_curr_pos (lv);
    if (!is_sig (lv, -1))
        return -1;
    while (pos > 0 && is_sig (lv, pos)) {
        signo++;
        pos--;
    }
    pos = npos;
    while (npos > 0) {
        if (!is_sig (lv, npos))
            uidno++;
        npos--;
    }
    uidno++;

    /* XXX: do not allow to delete the self signature */
    id = log_box (_("Key Manager"), MB_YESNO,
                  _("Are you really sure you want to delete this signature from\n"
                    "  \"%s\""), key->uid);
    if (id == IDNO)
        return 0;

    ke = new GpgKeyEdit (key->keyid);
    if (!ke)
        BUG (NULL);    
    err = ke->delUseridSignature (uidno, signo);
    if (err)
        msg_box (dlg, gpgme_strerror (err), _("Key Manager"), MB_ERR);
    else
        listview_del_item (lv, pos);
    delete ke;
    key->update = 1; /*update*/
    return err? -1 : 0;
}


/* Dialog box procedure to display the signature properties. */
static BOOL CALLBACK
sigprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static listview_ctrl_t lv;
    char tmpbuf[256];
    int n;
    struct {
        unsigned int exportable:1;
        unsigned int expired:1;
        unsigned int nrev:1;
        unsigned int rev:1;
        const char * alg;
        int _class;
    } ctx;
    const char *fmt_templ = _("%s %s signature");

    switch (msg) {
    case WM_SYSCOMMAND:
        if (LOWORD (wparam) == SC_CLOSE)
            EndDialog (dlg, TRUE);
        return FALSE;

    case WM_INITDIALOG:
        SetWindowText (dlg, _("Signature Properties"));
        SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
        SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
        SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
        SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
        SetDlgItemText (dlg, IDC_SIGPROPS_CLASSINF, _("Class"));
        SetDlgItemText (dlg, IDC_SIGPROPS_EXPSTR, _("Expire date"));
        SetDlgItemText (dlg, IDC_SIGPROPS_KEYINF, _("Issuer key"));
        SetDlgItemText (dlg, IDC_SIGPROPS_KEYIDINF, _("Issuer key ID"));
        lv = (listview_ctrl_t)lparam;
        if (!lv)
            dlg_fatal_error (dlg, "could not get dialog param");
        memset (&ctx, 0, sizeof ctx);
        n = listview_get_curr_pos (lv);
        listview_get_item_text (lv, n, 2, tmpbuf, DIM (tmpbuf)-1);
        if (!strstr (tmpbuf, "L"))
            ctx.exportable = 1;
        ctx._class = atoi (tmpbuf);
        if (ctx._class == 0)
            ctx._class = 10;
        else if (ctx._class < 10)
            ctx._class += 10;
        listview_get_item_text (lv, n, 6, tmpbuf, DIM (tmpbuf)-1);
        if (strstr (tmpbuf, "DSA"))         
            ctx.alg = "DSA";
        else if (strstr (tmpbuf, "RSA"))
            ctx.alg = "RSA";
        else
            ctx.alg = "ELG";
        _snprintf (tmpbuf, DIM (tmpbuf)-1, fmt_templ,
                   ctx.exportable? _("Exportable") : _("Non-exportable"), ctx.alg);
        SetDlgItemText (dlg, IDC_SIGPROPS_INFO, tmpbuf);
        listview_get_item_text (lv, n, 4, tmpbuf, DIM (tmpbuf)-1);
        SetDlgItemText (dlg, IDC_SIGPROPS_KEYID, tmpbuf);
        SetDlgItemInt (dlg, IDC_SIGPROPS_CLASS, ctx._class, FALSE);
        if (ctx.exportable)
            CheckDlgButton (dlg, IDC_SIGPROPS_EXP, BST_CHECKED);
        listview_get_item_text (lv, n, 0, tmpbuf, DIM (tmpbuf)-1);
        SetDlgItemText (dlg, IDC_SIGPROPS_ISSUER, tmpbuf+1);
        tmpbuf[0] = 0;
        listview_get_item_text (lv, n, 5, tmpbuf, DIM (tmpbuf)-1);
        if (strlen (tmpbuf) == 0) {
            ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPSTR), SW_HIDE);
            ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE), SW_HIDE);
        }
        else {
            SYSTEMTIME st;
            struct tm * tm;
            time_t t = time (NULL);

            memset (&st, 0, sizeof st);
            st.wYear = atoi (tmpbuf);
            st.wMonth = atoi (tmpbuf+5);
            st.wDay = atoi (tmpbuf+8);
            DateTime_SetSystemtime (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE),
                                    GDT_VALID, &st);

            tm = localtime (&t);
            tm->tm_mon++;
            tm->tm_year += 1900;
            if (tm->tm_year > st.wYear)
                ctx.expired = 1;
            else if (tm->tm_mon > st.wMonth)
                ctx.expired = 1;
            if (ctx.expired)
                CheckDlgButton (dlg, IDC_SIGPROPS_EXPIRED, BST_CHECKED);
        }
        SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
        SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
        SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
        SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
        SetWindowText (dlg, _("Signature Properties"));
        SetForegroundWindow (dlg);
        center_window (dlg, NULL);
        return TRUE;

    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            EndDialog (dlg, TRUE);
            break;
        }
    }

    return FALSE;
}


static BOOL CALLBACK
subclass_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    listview_ctrl_t lv;
    winpt_key_t key;

    switch (msg) {
    case WM_KEYUP:
        int virt_key = (int)wparam;
        key = (winpt_key_t)siglist_proc.opaque;
        lv = key->callback.ctl;
        if (virt_key == VK_SPACE) {
            if (is_sig (lv, -1))
                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
                                sigprops_dlg_proc, (LPARAM)lv);
        }
        else if (virt_key == VK_DELETE)
            do_delsig (dlg, lv, key);
        break;
    }
    return CallWindowProc (siglist_proc.old, dlg, msg, wparam, lparam);
}


/* Return 1 if the list view @lv contains non-available keys. */
static int
check_for_missing_keys (listview_ctrl_t lv)
{
    int i, n;
    char id[128];
    
    n = listview_count_items( lv, 0 );
    for( i = 0; i < n; i++ ) {
        listview_get_item_text( lv, i, 1, id, sizeof (id) - 1 );
        if( !strncmp( id, "NOKEY", 5 ) )
            return 1;
    }
    
    return 0;
}


/* Receive all missing keys marked in the list @lv. */
static int
recv_missing_keys (HWND dlg, listview_ctrl_t lv)
{
    int i, n, rc=0;
    char id[128], keyid[18+1];
    
    n = listview_count_items (lv, 0);
    for( i = 0; i < n; i++ ) {
        listview_get_item_text (lv, i, 1, id, sizeof (id) - 1);
        if( !strncmp( id, "NOKEY", 5 ) ) {
            listview_get_item_text( lv, i, 4, keyid, sizeof (keyid) -1);
            rc = hkp_recv_key (dlg, default_keyserver, 
                               default_keyserver_port, keyid, 0, 0);
            if( rc )               
                break;
        }
    }
    
    return rc;
}


/* Create a mini popup with available choices. */
static void
do_create_popup (HWND dlg)
{
    HMENU hm, sm;
    POINT p;

    GetCursorPos (&p);
    hm = LoadMenu (glob_hinst, MAKEINTRESOURCE (IDR_WINPT_KEYSIG_CTX));
    sm = GetSubMenu (hm, 0);

    set_menu_text (sm, ID_SIGCTX_PROPS, _("Signature &Properties"));
    set_menu_text (sm, ID_SIGCTX_KEYPROPS, _("Signing &Key Properties"));

    TrackPopupMenu (sm, TPM_RIGHTALIGN, p.x, p.y, 0, dlg, NULL);

    DestroyMenu (hm);
    DestroyMenu (sm);
}


/* Load the key property dialog with the selected key from @lv. */
static void
do_load_keyprops (HWND dlg, listview_ctrl_t lv)
{
    winpt_key_s k;
    gpgme_key_t key;
    char keyid[32] = {0};
    char status[64] = {0}, creation[64] = {0};
    int n = listview_get_curr_pos (lv);

    listview_get_item_text (lv, n, 1, status, DIM (status)-1);
    listview_get_item_text (lv, n, 3, creation, DIM (creation)-1);
    listview_get_item_text (lv, n, 4, keyid, DIM (keyid)-1);
    if (!strcmp (status, "NOKEY")) {
        msg_box (dlg, _("Key not found in keyring, please get it from the keyserver first."),
                 _("Key Manager"), MB_INFO);
        return;
    }
    
    if ((strlen (keyid) < 3 ||get_pubkey (keyid, &key))) {
        if (strlen (creation) > 0)
            msg_box (dlg, _("Key not found in keyring."), _("Key Manager"), MB_INFO);
        return;
    }
    memset (&k, 0, sizeof k);
    k.keyid = keyid;
    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYPROPS, dlg,
                    keyprops_dlg_proc, (LPARAM)&k);
}


/* Dialog box procedure to list signatures. */
BOOL CALLBACK
keysig_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static listview_ctrl_t lv = NULL;
    static struct winpt_key_s *k;
    char inf[384], keyid[18+1];    
    int idx = 0, id, rc;
    HWND sl;
    
    switch( msg ) {
    case WM_INITDIALOG:
        k = (winpt_key_t) lparam;
        if (!k)
            BUG (0);
        if (k->uid)
            _snprintf (inf, DIM (inf)-1, _("Signature List for \"%s\""), k->uid);
        SetWindowText (dlg, inf);
        SetDlgItemText (dlg, IDC_KEYSIG_RECVKEY, _("&Receive Key"));
        SetDlgItemText (dlg, IDC_KEYSIG_SIGPROPS, _("&Properties"));

        lv = siglist_load (GetDlgItem (dlg, IDC_KEYSIG_LIST), k->keyid);
        if (!check_for_missing_keys (lv))
            EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY), FALSE);
        EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS), FALSE);
        k->callback.ctl = lv;
        sl = GetDlgItem (dlg, IDC_KEYSIG_LIST);
        siglist_proc.dlg = dlg;
        siglist_proc.opaque = k;
        siglist_proc.current = (WNDPROC)subclass_dlg_proc;
        siglist_proc.old = (WNDPROC)GetWindowLong (sl, GWL_WNDPROC);
        if (siglist_proc.old) {
            if (!SetWindowLong (sl, GWL_WNDPROC, (LONG)siglist_proc.current))  {
                msg_box (dlg, _("Could not set keylist window procedure."), 
                         _("Key Manager"), MB_ERR);
                BUG (0);
            }
        }
        SetForegroundWindow (dlg);
        center_window (dlg, NULL);
        return TRUE;
        
    case WM_DESTROY:
        if ( lv ) {
            siglist_delete( lv );
            lv = NULL;
        }
        return FALSE;
        
    case WM_SYSCOMMAND:
        if (LOWORD (wparam) == SC_CLOSE) {
            if (k->update)
                keycache_update (0, k->keyid);
            EndDialog (dlg, TRUE);
        }
        return FALSE;

    case WM_NOTIFY:
        NMHDR *notify;
        
        notify = (NMHDR *)lparam;
        if (notify && notify->code == NM_DBLCLK 
            && notify->idFrom == IDC_KEYSIG_LIST)
            do_load_keyprops (dlg, lv);
        if (notify && notify->code == NM_RCLICK &&
            notify->idFrom == IDC_KEYSIG_LIST &&
            is_sig (lv, -1))
            do_create_popup (dlg);
        if (notify && notify->code == LVN_ITEMCHANGED &&
            ((LPNMLISTVIEW)lparam)->uNewState) {
            idx = listview_get_curr_pos (lv);
            listview_get_item_text (lv, idx, 1, inf, DIM (inf)-1);
            EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY),
                          strcmp (inf, "NOKEY") == 0? TRUE: FALSE);
            EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS),
                          is_sig (lv, -1)? TRUE : FALSE);
        }
        break;
        
    case WM_COMMAND:
        switch ( LOWORD( wparam ) ) {

        case ID_SIGCTX_KEYPROPS:
            do_load_keyprops (dlg, lv);
            break;

        case ID_SIGCTX_PROPS:
            if (is_sig (lv, -1))
                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
                                sigprops_dlg_proc, (LPARAM)lv);
            break;

        case IDC_KEYSIG_RECVKEY:
            idx = listview_get_curr_pos (lv);
            if (idx == -1) {
                id = msg_box( dlg, _("Really receive all missing keys?"),
                                _("Key Manager"), MB_YESNO|MB_INFO );
                if (id == IDYES) {
                    rc = recv_missing_keys (dlg, lv);
                    if (!rc)
                        keycache_set_reload (1);
                    return TRUE;
                }
                return TRUE;
            }
            listview_get_item_text (lv, idx, 4, keyid, DIM (keyid)-1);
            rc = hkp_recv_key (dlg, default_keyserver, default_keyserver_port, keyid, 0, 0);
            if (!rc)
                keycache_update (0, keyid);
            return TRUE;

        case IDC_KEYSIG_SIGPROPS:
            if (is_sig (lv, -1))
                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
                                sigprops_dlg_proc, (LPARAM)lv);
            return TRUE;
            
        case IDOK:
            if (k->update)
                keycache_update (0, k->keyid);
            EndDialog (dlg, TRUE);
            return TRUE;
        }
        break;
    }
    return FALSE;
}
1	werner	36	/* 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	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			static int
47			is_sig (listview_ctrl_t lv, int pos)
48			{
49	twoaday	128	char tmpbuf[200];
50	werner	36
51			if (pos == -1)
52			pos = listview_get_curr_pos (lv);
53			if (pos == -1)
54			return 0;
55	twoaday	128	listview_get_item_text (lv, pos, 0, tmpbuf, sizeof (tmpbuf)-1);
56	werner	36	if (*tmpbuf == ' ')
57			return -1;
58			return 0;
59	twoaday	32	}
60	werner	36
61
62			/* Delete the selected signature from list view @lv. The
63			key is given in @key. */
64			static int
65			do_delsig (HWND dlg, listview_ctrl_t lv, winpt_key_t key)
66			{
67			int pos, npos, id;
68			int signo=0, uidno=0;
69			GpgKeyEdit *ke;
70			gpgme_error_t err;
71
72			npos = pos = listview_get_curr_pos (lv);
73			if (!is_sig (lv, -1))
74			return -1;
75			while (pos > 0 && is_sig (lv, pos)) {
76			signo++;
77			pos--;
78			}
79			pos = npos;
80			while (npos > 0) {
81			if (!is_sig (lv, npos))
82			uidno++;
83			npos--;
84			}
85			uidno++;
86
87			/* XXX: do not allow to delete the self signature */
88			id = log_box (_("Key Manager"), MB_YESNO,
89			_("Are you really sure you want to delete this signature from\n"
90			" \"%s\""), key->uid);
91			if (id == IDNO)
92			return 0;
93
94			ke = new GpgKeyEdit (key->keyid);
95			if (!ke)
96			BUG (NULL);
97			err = ke->delUseridSignature (uidno, signo);
98			if (err)
99			msg_box (dlg, gpgme_strerror (err), _("Key Manager"), MB_ERR);
100			else
101			listview_del_item (lv, pos);
102			delete ke;
103			key->update = 1; /update/
104			return err? -1 : 0;
105			}
106
107
108			/* Dialog box procedure to display the signature properties. */
109			static BOOL CALLBACK
110			sigprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
111			{
112			static listview_ctrl_t lv;
113			char tmpbuf[256];
114			int n;
115			struct {
116			unsigned int exportable:1;
117			unsigned int expired:1;
118			unsigned int nrev:1;
119			unsigned int rev:1;
120			const char * alg;
121			int _class;
122			} ctx;
123			const char *fmt_templ = _("%s %s signature");
124
125			switch (msg) {
126			case WM_SYSCOMMAND:
127			if (LOWORD (wparam) == SC_CLOSE)
128			EndDialog (dlg, TRUE);
129			return FALSE;
130
131			case WM_INITDIALOG:
132	twoaday	88	SetWindowText (dlg, _("Signature Properties"));
133			SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
134			SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
135			SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
136			SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
137			SetDlgItemText (dlg, IDC_SIGPROPS_CLASSINF, _("Class"));
138			SetDlgItemText (dlg, IDC_SIGPROPS_EXPSTR, _("Expire date"));
139			SetDlgItemText (dlg, IDC_SIGPROPS_KEYINF, _("Issuer key"));
140			SetDlgItemText (dlg, IDC_SIGPROPS_KEYIDINF, _("Issuer key ID"));
141	werner	36	lv = (listview_ctrl_t)lparam;
142			if (!lv)
143			dlg_fatal_error (dlg, "could not get dialog param");
144			memset (&ctx, 0, sizeof ctx);
145			n = listview_get_curr_pos (lv);
146			listview_get_item_text (lv, n, 2, tmpbuf, DIM (tmpbuf)-1);
147			if (!strstr (tmpbuf, "L"))
148			ctx.exportable = 1;
149			ctx._class = atoi (tmpbuf);
150			if (ctx._class == 0)
151			ctx._class = 10;
152			else if (ctx._class < 10)
153			ctx._class += 10;
154			listview_get_item_text (lv, n, 6, tmpbuf, DIM (tmpbuf)-1);
155			if (strstr (tmpbuf, "DSA"))
156			ctx.alg = "DSA";
157			else if (strstr (tmpbuf, "RSA"))
158			ctx.alg = "RSA";
159			else
160			ctx.alg = "ELG";
161			_snprintf (tmpbuf, DIM (tmpbuf)-1, fmt_templ,
162			ctx.exportable? _("Exportable") : _("Non-exportable"), ctx.alg);
163			SetDlgItemText (dlg, IDC_SIGPROPS_INFO, tmpbuf);
164			listview_get_item_text (lv, n, 4, tmpbuf, DIM (tmpbuf)-1);
165			SetDlgItemText (dlg, IDC_SIGPROPS_KEYID, tmpbuf);
166			SetDlgItemInt (dlg, IDC_SIGPROPS_CLASS, ctx._class, FALSE);
167			if (ctx.exportable)
168			CheckDlgButton (dlg, IDC_SIGPROPS_EXP, BST_CHECKED);
169			listview_get_item_text (lv, n, 0, tmpbuf, DIM (tmpbuf)-1);
170			SetDlgItemText (dlg, IDC_SIGPROPS_ISSUER, tmpbuf+1);
171			tmpbuf[0] = 0;
172			listview_get_item_text (lv, n, 5, tmpbuf, DIM (tmpbuf)-1);
173			if (strlen (tmpbuf) == 0) {
174			ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPSTR), SW_HIDE);
175			ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE), SW_HIDE);
176			}
177			else {
178			SYSTEMTIME st;
179			struct tm * tm;
180			time_t t = time (NULL);
181
182			memset (&st, 0, sizeof st);
183			st.wYear = atoi (tmpbuf);
184			st.wMonth = atoi (tmpbuf+5);
185			st.wDay = atoi (tmpbuf+8);
186			DateTime_SetSystemtime (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE),
187			GDT_VALID, &st);
188
189			tm = localtime (&t);
190			tm->tm_mon++;
191			tm->tm_year += 1900;
192			if (tm->tm_year > st.wYear)
193			ctx.expired = 1;
194			else if (tm->tm_mon > st.wMonth)
195			ctx.expired = 1;
196			if (ctx.expired)
197			CheckDlgButton (dlg, IDC_SIGPROPS_EXPIRED, BST_CHECKED);
198			}
199			SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
200			SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
201			SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
202			SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
203			SetWindowText (dlg, _("Signature Properties"));
204			SetForegroundWindow (dlg);
205			center_window (dlg, NULL);
206			return TRUE;
207
208			case WM_COMMAND:
209			switch (LOWORD (wparam)) {
210			case IDOK:
211			EndDialog (dlg, TRUE);
212			break;
213			}
214			}
215
216			return FALSE;
217			}
218
219
220			static BOOL CALLBACK
221			subclass_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
222			{
223			listview_ctrl_t lv;
224			winpt_key_t key;
225
226			switch (msg) {
227			case WM_KEYUP:
228			int virt_key = (int)wparam;
229			key = (winpt_key_t)siglist_proc.opaque;
230			lv = key->callback.ctl;
231			if (virt_key == VK_SPACE) {
232			if (is_sig (lv, -1))
233			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
234			sigprops_dlg_proc, (LPARAM)lv);
235			}
236			else if (virt_key == VK_DELETE)
237			do_delsig (dlg, lv, key);
238			break;
239			}
240			return CallWindowProc (siglist_proc.old, dlg, msg, wparam, lparam);
241			}
242
243
244			/* Return 1 if the list view @lv contains non-available keys. */
245			static int
246			check_for_missing_keys (listview_ctrl_t lv)
247			{
248			int i, n;
249			char id[128];
250
251			n = listview_count_items( lv, 0 );
252			for( i = 0; i < n; i++ ) {
253			listview_get_item_text( lv, i, 1, id, sizeof (id) - 1 );
254			if( !strncmp( id, "NOKEY", 5 ) )
255			return 1;
256			}
257
258			return 0;
259			}
260
261
262			/* Receive all missing keys marked in the list @lv. */
263			static int
264			recv_missing_keys (HWND dlg, listview_ctrl_t lv)
265			{
266	twoaday	65	int i, n, rc=0;
267	werner	36	char id[128], keyid[18+1];
268
269			n = listview_count_items (lv, 0);
270			for( i = 0; i < n; i++ ) {
271	twoaday	128	listview_get_item_text (lv, i, 1, id, sizeof (id) - 1);
272	werner	36	if( !strncmp( id, "NOKEY", 5 ) ) {
273	twoaday	128	listview_get_item_text( lv, i, 4, keyid, sizeof (keyid) -1);
274			rc = hkp_recv_key (dlg, default_keyserver,
275			default_keyserver_port, keyid, 0, 0);
276	werner	36	if( rc )
277			break;
278			}
279			}
280
281			return rc;
282			}
283
284
285			/* Create a mini popup with available choices. */
286			static void
287			do_create_popup (HWND dlg)
288			{
289			HMENU hm, sm;
290			POINT p;
291
292			GetCursorPos (&p);
293			hm = LoadMenu (glob_hinst, MAKEINTRESOURCE (IDR_WINPT_KEYSIG_CTX));
294			sm = GetSubMenu (hm, 0);
295
296			set_menu_text (sm, ID_SIGCTX_PROPS, _("Signature &Properties"));
297			set_menu_text (sm, ID_SIGCTX_KEYPROPS, _("Signing &Key Properties"));
298
299			TrackPopupMenu (sm, TPM_RIGHTALIGN, p.x, p.y, 0, dlg, NULL);
300
301			DestroyMenu (hm);
302			DestroyMenu (sm);
303			}
304
305
306			/* Load the key property dialog with the selected key from @lv. */
307			static void
308			do_load_keyprops (HWND dlg, listview_ctrl_t lv)
309			{
310			winpt_key_s k;
311			gpgme_key_t key;
312			char keyid[32] = {0};
313			char status[64] = {0}, creation[64] = {0};
314			int n = listview_get_curr_pos (lv);
315
316			listview_get_item_text (lv, n, 1, status, DIM (status)-1);
317			listview_get_item_text (lv, n, 3, creation, DIM (creation)-1);
318			listview_get_item_text (lv, n, 4, keyid, DIM (keyid)-1);
319			if (!strcmp (status, "NOKEY")) {
320			msg_box (dlg, _("Key not found in keyring, please get it from the keyserver first."),
321			_("Key Manager"), MB_INFO);
322			return;
323			}
324
325			if ((strlen (keyid) < 3 \|\|get_pubkey (keyid, &key))) {
326			if (strlen (creation) > 0)
327			msg_box (dlg, _("Key not found in keyring."), _("Key Manager"), MB_INFO);
328			return;
329			}
330			memset (&k, 0, sizeof k);
331			k.keyid = keyid;
332			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYPROPS, dlg,
333			keyprops_dlg_proc, (LPARAM)&k);
334			}
335
336
337			/* Dialog box procedure to list signatures. */
338			BOOL CALLBACK
339			keysig_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
340			{
341			static listview_ctrl_t lv = NULL;
342			static struct winpt_key_s *k;
343			char inf[384], keyid[18+1];
344			int idx = 0, id, rc;
345			HWND sl;
346
347			switch( msg ) {
348			case WM_INITDIALOG:
349			k = (winpt_key_t) lparam;
350			if (!k)
351			BUG (0);
352			if (k->uid)
353			_snprintf (inf, DIM (inf)-1, _("Signature List for \"%s\""), k->uid);
354			SetWindowText (dlg, inf);
355			SetDlgItemText (dlg, IDC_KEYSIG_RECVKEY, _("&Receive Key"));
356			SetDlgItemText (dlg, IDC_KEYSIG_SIGPROPS, _("&Properties"));
357	twoaday	128
358	werner	36	lv = siglist_load (GetDlgItem (dlg, IDC_KEYSIG_LIST), k->keyid);
359			if (!check_for_missing_keys (lv))
360	twoaday	41	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY), FALSE);
361	twoaday	129	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS), FALSE);
362	werner	36	k->callback.ctl = lv;
363			sl = GetDlgItem (dlg, IDC_KEYSIG_LIST);
364			siglist_proc.dlg = dlg;
365			siglist_proc.opaque = k;
366			siglist_proc.current = (WNDPROC)subclass_dlg_proc;
367			siglist_proc.old = (WNDPROC)GetWindowLong (sl, GWL_WNDPROC);
368			if (siglist_proc.old) {
369			if (!SetWindowLong (sl, GWL_WNDPROC, (LONG)siglist_proc.current)) {
370			msg_box (dlg, _("Could not set keylist window procedure."),
371			_("Key Manager"), MB_ERR);
372			BUG (0);
373			}
374			}
375			SetForegroundWindow (dlg);
376			center_window (dlg, NULL);
377			return TRUE;
378
379			case WM_DESTROY:
380			if ( lv ) {
381			siglist_delete( lv );
382			lv = NULL;
383			}
384			return FALSE;
385
386			case WM_SYSCOMMAND:
387			if (LOWORD (wparam) == SC_CLOSE) {
388			if (k->update)
389			keycache_update (0, k->keyid);
390			EndDialog (dlg, TRUE);
391			}
392			return FALSE;
393
394			case WM_NOTIFY:
395	twoaday	41	NMHDR *notify;
396	werner	36
397			notify = (NMHDR *)lparam;
398	twoaday	41	if (notify && notify->code == NM_DBLCLK
399			&& notify->idFrom == IDC_KEYSIG_LIST)
400	werner	36	do_load_keyprops (dlg, lv);
401			if (notify && notify->code == NM_RCLICK &&
402	twoaday	128	notify->idFrom == IDC_KEYSIG_LIST &&
403			is_sig (lv, -1))
404	werner	36	do_create_popup (dlg);
405	twoaday	41	if (notify && notify->code == LVN_ITEMCHANGED &&
406			((LPNMLISTVIEW)lparam)->uNewState) {
407			idx = listview_get_curr_pos (lv);
408			listview_get_item_text (lv, idx, 1, inf, DIM (inf)-1);
409			EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY),
410			strcmp (inf, "NOKEY") == 0? TRUE: FALSE);
411	twoaday	128	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS),
412			is_sig (lv, -1)? TRUE : FALSE);
413	twoaday	41	}
414	werner	36	break;
415
416			case WM_COMMAND:
417			switch ( LOWORD( wparam ) ) {
418
419			case ID_SIGCTX_KEYPROPS:
420			do_load_keyprops (dlg, lv);
421			break;
422
423			case ID_SIGCTX_PROPS:
424			if (is_sig (lv, -1))
425			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
426			sigprops_dlg_proc, (LPARAM)lv);
427			break;
428
429			case IDC_KEYSIG_RECVKEY:
430			idx = listview_get_curr_pos (lv);
431			if (idx == -1) {
432			id = msg_box( dlg, _("Really receive all missing keys?"),
433			_("Key Manager"), MB_YESNO\|MB_INFO );
434			if (id == IDYES) {
435			rc = recv_missing_keys (dlg, lv);
436	twoaday	41	if (!rc)
437	werner	36	keycache_set_reload (1);
438			return TRUE;
439			}
440			return TRUE;
441			}
442			listview_get_item_text (lv, idx, 4, keyid, DIM (keyid)-1);
443			rc = hkp_recv_key (dlg, default_keyserver, default_keyserver_port, keyid, 0, 0);
444			if (!rc)
445	twoaday	41	keycache_update (0, keyid);
446	werner	36	return TRUE;
447
448			case IDC_KEYSIG_SIGPROPS:
449			if (is_sig (lv, -1))
450			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
451			sigprops_dlg_proc, (LPARAM)lv);
452			return TRUE;
453
454			case IDOK:
455			if (k->update)
456			keycache_update (0, k->keyid);
457			EndDialog (dlg, TRUE);
458			return TRUE;
459			}
460			break;
461			}
462			return FALSE;
463			}