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
 */

#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[256];

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