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[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:
        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);
        #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	/* 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	#ifdef HAVE_CONFIG_H
21	#include <config.h>
22	#endif
23
24	#include <windows.h>
25	#include <commctrl.h>
26	#include <time.h>
27
28	#include "resource.h"
29	#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	#include "wptKeylist.h"
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	char tmpbuf[256];
50
51	if (pos == -1)
52	pos = listview_get_curr_pos (lv);
53	if (pos == -1)
54	return 0;
55	listview_get_item_text (lv, pos, 0, tmpbuf, 200);
56	if (*tmpbuf == ' ')
57	return -1;
58	return 0;
59	}
60
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	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	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	int i, n, rc=0;
267	char id[128], keyid[18+1];
268
269	n = listview_count_items (lv, 0);
270	for( i = 0; i < n; i++ ) {
271	listview_get_item_text( lv, i, 1, id, sizeof id - 1 );
272	if( !strncmp( id, "NOKEY", 5 ) ) {
273	listview_get_item_text( lv, i, 4, keyid, sizeof keyid -1 );
274	rc = hkp_recv_key( dlg, default_keyserver, default_keyserver_port, keyid, 0, 0 );
275	if( rc )
276	break;
277	}
278	}
279
280	return rc;
281	}
282
283
284	/* Create a mini popup with available choices. */
285	static void
286	do_create_popup (HWND dlg)
287	{
288	HMENU hm, sm;
289	POINT p;
290
291	GetCursorPos (&p);
292	hm = LoadMenu (glob_hinst, MAKEINTRESOURCE (IDR_WINPT_KEYSIG_CTX));
293	sm = GetSubMenu (hm, 0);
294
295	set_menu_text (sm, ID_SIGCTX_PROPS, _("Signature &Properties"));
296	set_menu_text (sm, ID_SIGCTX_KEYPROPS, _("Signing &Key Properties"));
297
298	TrackPopupMenu (sm, TPM_RIGHTALIGN, p.x, p.y, 0, dlg, NULL);
299
300	DestroyMenu (hm);
301	DestroyMenu (sm);
302	}
303
304
305	/* Load the key property dialog with the selected key from @lv. */
306	static void
307	do_load_keyprops (HWND dlg, listview_ctrl_t lv)
308	{
309	winpt_key_s k;
310	gpgme_key_t key;
311	char keyid[32] = {0};
312	char status[64] = {0}, creation[64] = {0};
313	int n = listview_get_curr_pos (lv);
314
315	listview_get_item_text (lv, n, 1, status, DIM (status)-1);
316	listview_get_item_text (lv, n, 3, creation, DIM (creation)-1);
317	listview_get_item_text (lv, n, 4, keyid, DIM (keyid)-1);
318	if (!strcmp (status, "NOKEY")) {
319	msg_box (dlg, _("Key not found in keyring, please get it from the keyserver first."),
320	_("Key Manager"), MB_INFO);
321	return;
322	}
323
324	if ((strlen (keyid) < 3 \|\|get_pubkey (keyid, &key))) {
325	if (strlen (creation) > 0)
326	msg_box (dlg, _("Key not found in keyring."), _("Key Manager"), MB_INFO);
327	return;
328	}
329	memset (&k, 0, sizeof k);
330	k.keyid = keyid;
331	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYPROPS, dlg,
332	keyprops_dlg_proc, (LPARAM)&k);
333	}
334
335
336	/* Dialog box procedure to list signatures. */
337	BOOL CALLBACK
338	keysig_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
339	{
340	static listview_ctrl_t lv = NULL;
341	static struct winpt_key_s *k;
342	char inf[384], keyid[18+1];
343	int idx = 0, id, rc;
344	HWND sl;
345
346	switch( msg ) {
347	case WM_INITDIALOG:
348	k = (winpt_key_t) lparam;
349	if (!k)
350	BUG (0);
351	if (k->uid)
352	_snprintf (inf, DIM (inf)-1, _("Signature List for \"%s\""), k->uid);
353	SetWindowText (dlg, inf);
354	#ifndef LANG_DE
355	SetDlgItemText (dlg, IDC_KEYSIG_RECVKEY, _("&Receive Key"));
356	SetDlgItemText (dlg, IDC_KEYSIG_SIGPROPS, _("&Properties"));
357	#endif
358	lv = siglist_load (GetDlgItem (dlg, IDC_KEYSIG_LIST), k->keyid);
359	if (!check_for_missing_keys (lv))
360	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY), FALSE);
361	k->callback.ctl = lv;
362	sl = GetDlgItem (dlg, IDC_KEYSIG_LIST);
363	siglist_proc.dlg = dlg;
364	siglist_proc.opaque = k;
365	siglist_proc.current = (WNDPROC)subclass_dlg_proc;
366	siglist_proc.old = (WNDPROC)GetWindowLong (sl, GWL_WNDPROC);
367	if (siglist_proc.old) {
368	if (!SetWindowLong (sl, GWL_WNDPROC, (LONG)siglist_proc.current)) {
369	msg_box (dlg, _("Could not set keylist window procedure."),
370	_("Key Manager"), MB_ERR);
371	BUG (0);
372	}
373	}
374	SetForegroundWindow (dlg);
375	center_window (dlg, NULL);
376	return TRUE;
377
378	case WM_DESTROY:
379	if ( lv ) {
380	siglist_delete( lv );
381	lv = NULL;
382	}
383	return FALSE;
384
385	case WM_SYSCOMMAND:
386	if (LOWORD (wparam) == SC_CLOSE) {
387	if (k->update)
388	keycache_update (0, k->keyid);
389	EndDialog (dlg, TRUE);
390	}
391	return FALSE;
392
393	case WM_NOTIFY:
394	NMHDR *notify;
395
396	notify = (NMHDR *)lparam;
397	if (notify && notify->code == NM_DBLCLK
398	&& notify->idFrom == IDC_KEYSIG_LIST)
399	do_load_keyprops (dlg, lv);
400	if (notify && notify->code == NM_RCLICK &&
401	notify->idFrom == IDC_KEYSIG_LIST)
402	do_create_popup (dlg);
403	if (notify && notify->code == LVN_ITEMCHANGED &&
404	((LPNMLISTVIEW)lparam)->uNewState) {
405	idx = listview_get_curr_pos (lv);
406	listview_get_item_text (lv, idx, 1, inf, DIM (inf)-1);
407	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY),
408	strcmp (inf, "NOKEY") == 0? TRUE: FALSE);
409	}
410	break;
411
412	case WM_COMMAND:
413	switch ( LOWORD( wparam ) ) {
414
415	case ID_SIGCTX_KEYPROPS:
416	do_load_keyprops (dlg, lv);
417	break;
418
419	case ID_SIGCTX_PROPS:
420	if (is_sig (lv, -1))
421	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
422	sigprops_dlg_proc, (LPARAM)lv);
423	break;
424
425	case IDC_KEYSIG_RECVKEY:
426	idx = listview_get_curr_pos (lv);
427	if (idx == -1) {
428	id = msg_box( dlg, _("Really receive all missing keys?"),
429	_("Key Manager"), MB_YESNO\|MB_INFO );
430	if (id == IDYES) {
431	rc = recv_missing_keys (dlg, lv);
432	if (!rc)
433	keycache_set_reload (1);
434	return TRUE;
435	}
436	return TRUE;
437	}
438	listview_get_item_text (lv, idx, 4, keyid, DIM (keyid)-1);
439	rc = hkp_recv_key (dlg, default_keyserver, default_keyserver_port, keyid, 0, 0);
440	if (!rc)
441	keycache_update (0, keyid);
442	return TRUE;
443
444	case IDC_KEYSIG_SIGPROPS:
445	if (is_sig (lv, -1))
446	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
447	sigprops_dlg_proc, (LPARAM)lv);
448	return TRUE;
449
450	case IDOK:
451	if (k->update)
452	keycache_update (0, k->keyid);
453	EndDialog (dlg, TRUE);
454	return TRUE;
455	}
456	break;
457	}
458	return FALSE;
459	}