trunk/Src/wptKeysigDlg.cpp

/* wptKeysigDlg.cpp - Key signature listing
 *      Copyright (C) 2001-2006 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, SL_COL_UID, 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)
{
    gpgme_error_t err;
    GpgKeyEdit *ke;
    char keyid[32];
    int pos, npos, id, is_selfsig=0;
    int signo=0, uidno=0;

    npos = pos = listview_get_curr_pos (lv);
    if (!is_sig (lv, -1))
        return -1;
    listview_get_item_text (lv, pos, SL_COL_KEYID, keyid, sizeof (keyid)-1);
    if (!strncmp (key->keyid, keyid+2, 8))
        is_selfsig = 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"), is_selfsig? MB_WARN_ASK : MB_QUEST_ASK,
                  _("Are you really sure you want to delete this %s from\n\n"
                  "  \"%s\""), is_selfsig? _("self signature") : _("signature"),
                  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;
    if (!err)
        key->update = 1;
    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, SL_COL_CLASS, 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, SL_COL_ALGO, 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, SL_COL_KEYID, 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, SL_COL_UID, tmpbuf, DIM (tmpbuf)-1);
        SetDlgItemText (dlg, IDC_SIGPROPS_ISSUER, tmpbuf+1);
        tmpbuf[0] = 0;
        listview_get_item_text (lv, n, SL_COL_EXPIRE, 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, SL_COL_VALID, 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)
{
    char id[128], keyid[18+1];
    int i, n, cnt=0;

    i = msg_box (dlg, _("Really receive all missing keys?"),
                 _("Key Manager"), MB_YESNO|MB_INFO);
    if (i == IDNO)
        return 0;
    
    n = listview_count_items (lv, 0);
    for (i = 0; i < n; i++) {
        listview_get_item_text (lv, i, SL_COL_VALID, id, sizeof (id) - 1);
        if (!strncmp (id, "NOKEY", 5)) {
            listview_get_item_text (lv, i, SL_COL_KEYID, 
                                    keyid, sizeof (keyid) -1);
            if (!hkp_recv_key (dlg, default_keyserver,
                               default_keyserver_port, keyid, 0, 0)) {
                keycache_update (0, keyid);
                cnt++;
            }
            else
                break;
        }
    }
    return cnt;
}


/* 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);
}


/* Fetch a single key and extract the keyid from the listview
   entry at the pos @idx. */
static int
recv_single_key (HWND dlg, listview_ctrl_t lv, int idx)
{
    char keyid[32];
    int rc;

    listview_get_item_text (lv, idx, SL_COL_KEYID, keyid, DIM (keyid)-1);       
    rc = hkp_recv_key (dlg, default_keyserver, 
                       default_keyserver_port, keyid, 0, 0);
                
    if (!rc)
        keycache_update (0, keyid);
    return rc;
}


/* 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, SL_COL_VALID, status, DIM (status)-1);
    listview_get_item_text (lv, n, SL_COL_CREATE, creation, DIM (creation)-1);
    listview_get_item_text (lv, n, SL_COL_KEYID, keyid, DIM (keyid)-1);
    if (!strcmp (status, "NOKEY")) {
        int id = msg_box (dlg, _("Key not found in keyring, do you want to fetch it from the keyserver?"),
                          _("Key Manager"), MB_QUEST_ASK);
        if (id == IDNO)
            return;
        if (recv_single_key (dlg, lv, n))               
            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];
    int idx = 0;
    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)
            EndDialog (dlg, TRUE);
        return FALSE;

    case WM_NOTIFY:
        NMHDR *notify;
        
        notify = (NMHDR *)lparam;
        if (!notify)
            return FALSE;
        if (notify->code == NM_DBLCLK 
            && notify->idFrom == IDC_KEYSIG_LIST)
            do_load_keyprops (dlg, lv);
        if (notify->code == NM_RCLICK &&
            notify->idFrom == IDC_KEYSIG_LIST &&
            is_sig (lv, -1))
            do_create_popup (dlg);
        if (notify->code == LVN_ITEMCHANGED &&
            ((LPNMLISTVIEW)lparam)->uNewState) {
            idx = listview_get_curr_pos (lv);
            listview_get_item_text (lv, idx, SL_COL_VALID, 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);
        }
        if (notify->code == LVN_COLUMNCLICK) {
            NMLISTVIEW *nft = (LPNMLISTVIEW) lparam;
            int sortby = 0;
            switch (nft->iSubItem) {
            //case 0:  sortby = KEY_SORT_USERID; break;
            case 1: sortby = KEY_SORT_VALIDITY; break;
            case 2: sortby = SIG_SORT_CLASS; break;
            case 3: sortby = KEY_SORT_CREATED; break;
            case 4: sortby = KEY_SORT_KEYID; break;
            case 5: sortby = SIG_SORT_EXPIRE; break;
            case 6: sortby = KEY_SORT_ALGO; break;
            default: return TRUE;
            }
            siglist_sort (lv, sortby);
        }
        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)
                recv_missing_keys (dlg, lv);
            else
                recv_single_key (dlg, lv, idx);
            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:
            EndDialog (dlg, TRUE);
            return TRUE;
        }
        break;
    }
    return FALSE;
}
1	/* wptKeysigDlg.cpp - Key signature listing
2	* Copyright (C) 2001-2006 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[200];
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, SL_COL_UID, tmpbuf, sizeof (tmpbuf)-1);
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	gpgme_error_t err;
68	GpgKeyEdit *ke;
69	char keyid[32];
70	int pos, npos, id, is_selfsig=0;
71	int signo=0, uidno=0;
72
73	npos = pos = listview_get_curr_pos (lv);
74	if (!is_sig (lv, -1))
75	return -1;
76	listview_get_item_text (lv, pos, SL_COL_KEYID, keyid, sizeof (keyid)-1);
77	if (!strncmp (key->keyid, keyid+2, 8))
78	is_selfsig = 1;
79
80	while (pos > 0 && is_sig (lv, pos)) {
81	signo++;
82	pos--;
83	}
84	pos = npos;
85	while (npos > 0) {
86	if (!is_sig (lv, npos))
87	uidno++;
88	npos--;
89	}
90	uidno++;
91
92	/* XXX: do not allow to delete the self signature */
93	id = log_box (_("Key Manager"), is_selfsig? MB_WARN_ASK : MB_QUEST_ASK,
94	_("Are you really sure you want to delete this %s from\n\n"
95	" \"%s\""), is_selfsig? _("self signature") : _("signature"),
96	key->uid);
97	if (id == IDNO)
98	return 0;
99
100	ke = new GpgKeyEdit (key->keyid);
101	if (!ke)
102	BUG (NULL);
103	err = ke->delUseridSignature (uidno, signo);
104	if (err)
105	msg_box (dlg, gpgme_strerror (err), _("Key Manager"), MB_ERR);
106	else
107	listview_del_item (lv, pos);
108	delete ke;
109	if (!err)
110	key->update = 1;
111	return err? -1 : 0;
112	}
113
114
115	/* Dialog box procedure to display the signature properties. */
116	static BOOL CALLBACK
117	sigprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
118	{
119	static listview_ctrl_t lv;
120	char tmpbuf[256];
121	int n;
122	struct {
123	unsigned int exportable:1;
124	unsigned int expired:1;
125	unsigned int nrev:1;
126	unsigned int rev:1;
127	const char * alg;
128	int _class;
129	} ctx;
130	const char *fmt_templ = _("%s %s signature");
131
132	switch (msg) {
133	case WM_SYSCOMMAND:
134	if (LOWORD (wparam) == SC_CLOSE)
135	EndDialog (dlg, TRUE);
136	return FALSE;
137
138	case WM_INITDIALOG:
139	SetWindowText (dlg, _("Signature Properties"));
140	SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
141	SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
142	SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
143	SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
144	SetDlgItemText (dlg, IDC_SIGPROPS_CLASSINF, _("Class"));
145	SetDlgItemText (dlg, IDC_SIGPROPS_EXPSTR, _("Expire date"));
146	SetDlgItemText (dlg, IDC_SIGPROPS_KEYINF, _("Issuer key"));
147	SetDlgItemText (dlg, IDC_SIGPROPS_KEYIDINF, _("Issuer key ID"));
148	lv = (listview_ctrl_t)lparam;
149	if (!lv)
150	dlg_fatal_error (dlg, "could not get dialog param");
151	memset (&ctx, 0, sizeof ctx);
152	n = listview_get_curr_pos (lv);
153	listview_get_item_text (lv, n, SL_COL_CLASS, tmpbuf, DIM (tmpbuf)-1);
154	if (!strstr (tmpbuf, "L"))
155	ctx.exportable = 1;
156	ctx._class = atoi (tmpbuf);
157	if (ctx._class == 0)
158	ctx._class = 10;
159	else if (ctx._class < 10)
160	ctx._class += 10;
161	listview_get_item_text (lv, n, SL_COL_ALGO, tmpbuf, DIM (tmpbuf)-1);
162	if (strstr (tmpbuf, "DSA"))
163	ctx.alg = "DSA";
164	else if (strstr (tmpbuf, "RSA"))
165	ctx.alg = "RSA";
166	else
167	ctx.alg = "ELG";
168	_snprintf (tmpbuf, DIM (tmpbuf)-1, fmt_templ,
169	ctx.exportable? _("Exportable") : _("Non-exportable"), ctx.alg);
170	SetDlgItemText (dlg, IDC_SIGPROPS_INFO, tmpbuf);
171	listview_get_item_text (lv, n, SL_COL_KEYID, tmpbuf, DIM (tmpbuf)-1);
172	SetDlgItemText (dlg, IDC_SIGPROPS_KEYID, tmpbuf);
173	SetDlgItemInt (dlg, IDC_SIGPROPS_CLASS, ctx._class, FALSE);
174	if (ctx.exportable)
175	CheckDlgButton (dlg, IDC_SIGPROPS_EXP, BST_CHECKED);
176	listview_get_item_text (lv, n, SL_COL_UID, tmpbuf, DIM (tmpbuf)-1);
177	SetDlgItemText (dlg, IDC_SIGPROPS_ISSUER, tmpbuf+1);
178	tmpbuf[0] = 0;
179	listview_get_item_text (lv, n, SL_COL_EXPIRE, tmpbuf, DIM (tmpbuf)-1);
180	if (strlen (tmpbuf) == 0) {
181	ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPSTR), SW_HIDE);
182	ShowWindow (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE), SW_HIDE);
183	}
184	else {
185	SYSTEMTIME st;
186	struct tm * tm;
187	time_t t = time (NULL);
188
189	memset (&st, 0, sizeof st);
190	st.wYear = atoi (tmpbuf);
191	st.wMonth = atoi (tmpbuf+5);
192	st.wDay = atoi (tmpbuf+8);
193	DateTime_SetSystemtime (GetDlgItem (dlg, IDC_SIGPROPS_EXPDATE),
194	GDT_VALID, &st);
195
196	tm = localtime (&t);
197	tm->tm_mon++;
198	tm->tm_year += 1900;
199	if (tm->tm_year > st.wYear)
200	ctx.expired = 1;
201	else if (tm->tm_mon > st.wMonth)
202	ctx.expired = 1;
203	if (ctx.expired)
204	CheckDlgButton (dlg, IDC_SIGPROPS_EXPIRED, BST_CHECKED);
205	}
206	SetDlgItemText (dlg, IDC_SIGPROPS_EXP, _("Exportable"));
207	SetDlgItemText (dlg, IDC_SIGPROPS_NREV, _("Non-revocably"));
208	SetDlgItemText (dlg, IDC_SIGPROPS_REV, _("Revoked"));
209	SetDlgItemText (dlg, IDC_SIGPROPS_EXPIRED, _("Expired"));
210	SetWindowText (dlg, _("Signature Properties"));
211	SetForegroundWindow (dlg);
212	center_window (dlg, NULL);
213	return TRUE;
214
215	case WM_COMMAND:
216	switch (LOWORD (wparam)) {
217	case IDOK:
218	EndDialog (dlg, TRUE);
219	break;
220	}
221	}
222
223	return FALSE;
224	}
225
226
227	static BOOL CALLBACK
228	subclass_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
229	{
230	listview_ctrl_t lv;
231	winpt_key_t key;
232
233	switch (msg) {
234	case WM_KEYUP:
235	int virt_key = (int)wparam;
236	key = (winpt_key_t)siglist_proc.opaque;
237	lv = key->callback.ctl;
238	if (virt_key == VK_SPACE) {
239	if (is_sig (lv, -1))
240	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
241	sigprops_dlg_proc, (LPARAM)lv);
242	}
243	else if (virt_key == VK_DELETE)
244	do_delsig (dlg, lv, key);
245	break;
246	}
247	return CallWindowProc (siglist_proc.old, dlg, msg, wparam, lparam);
248	}
249
250
251	/* Return 1 if the list view @lv contains non-available keys. */
252	static int
253	check_for_missing_keys (listview_ctrl_t lv)
254	{
255	int i, n;
256	char id[128];
257
258	n = listview_count_items( lv, 0 );
259	for( i = 0; i < n; i++ ) {
260	listview_get_item_text (lv, i, SL_COL_VALID, id, sizeof (id) - 1);
261	if (!strncmp (id, "NOKEY", 5))
262	return 1;
263	}
264
265	return 0;
266	}
267
268
269	/* Receive all missing keys marked in the list @lv. */
270	static int
271	recv_missing_keys (HWND dlg, listview_ctrl_t lv)
272	{
273	char id[128], keyid[18+1];
274	int i, n, cnt=0;
275
276	i = msg_box (dlg, _("Really receive all missing keys?"),
277	_("Key Manager"), MB_YESNO\|MB_INFO);
278	if (i == IDNO)
279	return 0;
280
281	n = listview_count_items (lv, 0);
282	for (i = 0; i < n; i++) {
283	listview_get_item_text (lv, i, SL_COL_VALID, id, sizeof (id) - 1);
284	if (!strncmp (id, "NOKEY", 5)) {
285	listview_get_item_text (lv, i, SL_COL_KEYID,
286	keyid, sizeof (keyid) -1);
287	if (!hkp_recv_key (dlg, default_keyserver,
288	default_keyserver_port, keyid, 0, 0)) {
289	keycache_update (0, keyid);
290	cnt++;
291	}
292	else
293	break;
294	}
295	}
296	return cnt;
297	}
298
299
300	/* Create a mini popup with available choices. */
301	static void
302	do_create_popup (HWND dlg)
303	{
304	HMENU hm, sm;
305	POINT p;
306
307	GetCursorPos (&p);
308	hm = LoadMenu (glob_hinst, MAKEINTRESOURCE (IDR_WINPT_KEYSIG_CTX));
309	sm = GetSubMenu (hm, 0);
310
311	set_menu_text (sm, ID_SIGCTX_PROPS, _("Signature &Properties"));
312	set_menu_text (sm, ID_SIGCTX_KEYPROPS, _("Signing &Key Properties"));
313
314	TrackPopupMenu (sm, TPM_RIGHTALIGN, p.x, p.y, 0, dlg, NULL);
315
316	DestroyMenu (hm);
317	DestroyMenu (sm);
318	}
319
320
321	/* Fetch a single key and extract the keyid from the listview
322	entry at the pos @idx. */
323	static int
324	recv_single_key (HWND dlg, listview_ctrl_t lv, int idx)
325	{
326	char keyid[32];
327	int rc;
328
329	listview_get_item_text (lv, idx, SL_COL_KEYID, keyid, DIM (keyid)-1);
330	rc = hkp_recv_key (dlg, default_keyserver,
331	default_keyserver_port, keyid, 0, 0);
332
333	if (!rc)
334	keycache_update (0, keyid);
335	return rc;
336	}
337
338
339	/* Load the key property dialog with the selected key from @lv. */
340	static void
341	do_load_keyprops (HWND dlg, listview_ctrl_t lv)
342	{
343	winpt_key_s k;
344	gpgme_key_t key;
345	char keyid[32] = {0};
346	char status[64] = {0}, creation[64] = {0};
347	int n = listview_get_curr_pos (lv);
348
349	listview_get_item_text (lv, n, SL_COL_VALID, status, DIM (status)-1);
350	listview_get_item_text (lv, n, SL_COL_CREATE, creation, DIM (creation)-1);
351	listview_get_item_text (lv, n, SL_COL_KEYID, keyid, DIM (keyid)-1);
352	if (!strcmp (status, "NOKEY")) {
353	int id = msg_box (dlg, _("Key not found in keyring, do you want to fetch it from the keyserver?"),
354	_("Key Manager"), MB_QUEST_ASK);
355	if (id == IDNO)
356	return;
357	if (recv_single_key (dlg, lv, n))
358	return;
359	}
360
361	if ((strlen (keyid) < 3 \|\|get_pubkey (keyid, &key))) {
362	if (strlen (creation) > 0)
363	msg_box (dlg, _("Key not found in keyring."), _("Key Manager"), MB_INFO);
364	return;
365	}
366	memset (&k, 0, sizeof k);
367	k.keyid = keyid;
368	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYPROPS, dlg,
369	keyprops_dlg_proc, (LPARAM)&k);
370	}
371
372
373	/* Dialog box procedure to list signatures. */
374	BOOL CALLBACK
375	keysig_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
376	{
377	static listview_ctrl_t lv = NULL;
378	static struct winpt_key_s *k;
379	char inf[384];
380	int idx = 0;
381	HWND sl;
382
383	switch (msg) {
384	case WM_INITDIALOG:
385	k = (winpt_key_t) lparam;
386	if (!k)
387	BUG (0);
388	if (k->uid)
389	_snprintf (inf, DIM (inf)-1, _("Signature List for \"%s\""), k->uid);
390	SetWindowText (dlg, inf);
391	SetDlgItemText (dlg, IDC_KEYSIG_RECVKEY, _("&Receive Key"));
392	SetDlgItemText (dlg, IDC_KEYSIG_SIGPROPS, _("&Properties"));
393
394	lv = siglist_load (GetDlgItem (dlg, IDC_KEYSIG_LIST), k->keyid);
395	if (!check_for_missing_keys (lv))
396	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY), FALSE);
397	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS), FALSE);
398	k->callback.ctl = lv;
399	sl = GetDlgItem (dlg, IDC_KEYSIG_LIST);
400	siglist_proc.dlg = dlg;
401	siglist_proc.opaque = k;
402	siglist_proc.current = (WNDPROC)subclass_dlg_proc;
403	siglist_proc.old = (WNDPROC)GetWindowLong (sl, GWL_WNDPROC);
404	if (siglist_proc.old) {
405	if (!SetWindowLong (sl, GWL_WNDPROC, (LONG)siglist_proc.current)) {
406	msg_box (dlg, "Could not set keylist window procedure.",
407	_("Key Manager"), MB_ERR);
408	BUG (0);
409	}
410	}
411	SetForegroundWindow (dlg);
412	center_window (dlg, NULL);
413	return TRUE;
414
415	case WM_DESTROY:
416	if (lv) {
417	siglist_delete (lv);
418	lv = NULL;
419	}
420	return FALSE;
421
422	case WM_SYSCOMMAND:
423	if (LOWORD (wparam) == SC_CLOSE)
424	EndDialog (dlg, TRUE);
425	return FALSE;
426
427	case WM_NOTIFY:
428	NMHDR *notify;
429
430	notify = (NMHDR *)lparam;
431	if (!notify)
432	return FALSE;
433	if (notify->code == NM_DBLCLK
434	&& notify->idFrom == IDC_KEYSIG_LIST)
435	do_load_keyprops (dlg, lv);
436	if (notify->code == NM_RCLICK &&
437	notify->idFrom == IDC_KEYSIG_LIST &&
438	is_sig (lv, -1))
439	do_create_popup (dlg);
440	if (notify->code == LVN_ITEMCHANGED &&
441	((LPNMLISTVIEW)lparam)->uNewState) {
442	idx = listview_get_curr_pos (lv);
443	listview_get_item_text (lv, idx, SL_COL_VALID, inf, DIM (inf)-1);
444	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY),
445	strcmp (inf, "NOKEY") == 0? TRUE: FALSE);
446	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS),
447	is_sig (lv, -1)? TRUE : FALSE);
448	}
449	if (notify->code == LVN_COLUMNCLICK) {
450	NMLISTVIEW *nft = (LPNMLISTVIEW) lparam;
451	int sortby = 0;
452	switch (nft->iSubItem) {
453	//case 0: sortby = KEY_SORT_USERID; break;
454	case 1: sortby = KEY_SORT_VALIDITY; break;
455	case 2: sortby = SIG_SORT_CLASS; break;
456	case 3: sortby = KEY_SORT_CREATED; break;
457	case 4: sortby = KEY_SORT_KEYID; break;
458	case 5: sortby = SIG_SORT_EXPIRE; break;
459	case 6: sortby = KEY_SORT_ALGO; break;
460	default: return TRUE;
461	}
462	siglist_sort (lv, sortby);
463	}
464	break;
465
466	case WM_COMMAND:
467	switch (LOWORD (wparam)) {
468	case ID_SIGCTX_KEYPROPS:
469	do_load_keyprops (dlg, lv);
470	break;
471
472	case ID_SIGCTX_PROPS:
473	if (is_sig (lv, -1))
474	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
475	sigprops_dlg_proc, (LPARAM)lv);
476	break;
477
478	case IDC_KEYSIG_RECVKEY:
479	idx = listview_get_curr_pos (lv);
480	if (idx == -1)
481	recv_missing_keys (dlg, lv);
482	else
483	recv_single_key (dlg, lv, idx);
484	return TRUE;
485
486	case IDC_KEYSIG_SIGPROPS:
487	if (is_sig (lv, -1))
488	DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
489	sigprops_dlg_proc, (LPARAM)lv);
490	return TRUE;
491
492	case IDOK:
493	EndDialog (dlg, TRUE);
494	return TRUE;
495	}
496	break;
497	}
498	return FALSE;
499	}