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)
{
    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, 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 void
recv_missing_keys (HWND dlg, listview_ctrl_t lv)
{
    int i, n, cnt=0;
    char id[128], keyid[18+1];

    i = msg_box (dlg, _("Really receive all missing keys?"),
                 _("Key Manager"), MB_YESNO|MB_INFO);
    if (i == IDNO)
        return;
    
    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))
                cnt++;
            else
                break;
        }
    }
    if (cnt > 0)
        keycache_set_reload (1);
}


/* 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) {
            if (k->update)
                keycache_update (0, k->keyid);
            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:
            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	twoaday	139	* Copyright (C) 2001-2006 Timo Schulz
3	werner	36	*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* WinPT is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with WinPT; if not, write to the Free Software Foundation,
18			* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19			*/
20	werner	42	#ifdef HAVE_CONFIG_H
21			#include <config.h>
22			#endif
23
24	werner	36	#include <windows.h>
25			#include <commctrl.h>
26			#include <time.h>
27
28	werner	47	#include "resource.h"
29	werner	36	#include "wptGPG.h"
30			#include "wptCommonCtl.h"
31			#include "wptContext.h" /* for passphrase_s */
32			#include "wptDlgs.h"
33			#include "wptW32API.h"
34			#include "wptNLS.h"
35	werner	47	#include "wptKeylist.h"
36	werner	36	#include "wptKeyserver.h"
37			#include "wptUTF8.h"
38			#include "wptTypes.h"
39			#include "wptVersion.h"
40			#include "wptErrors.h"
41			#include "wptKeyEdit.h"
42
43			static subclass_s siglist_proc;
44
45
46			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	139	listview_get_item_text (lv, pos, SL_COL_UID, 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	twoaday	139	listview_get_item_text (lv, n, SL_COL_CLASS, tmpbuf, DIM (tmpbuf)-1);
147	werner	36	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	twoaday	139	listview_get_item_text (lv, n, SL_COL_ALGO, tmpbuf, DIM (tmpbuf)-1);
155	werner	36	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	twoaday	139	listview_get_item_text (lv, n, SL_COL_KEYID, tmpbuf, DIM (tmpbuf)-1);
165	werner	36	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	twoaday	139	listview_get_item_text (lv, n, SL_COL_UID, tmpbuf, DIM (tmpbuf)-1);
170	werner	36	SetDlgItemText (dlg, IDC_SIGPROPS_ISSUER, tmpbuf+1);
171			tmpbuf[0] = 0;
172	twoaday	139	listview_get_item_text (lv, n, SL_COL_EXPIRE, tmpbuf, DIM (tmpbuf)-1);
173	werner	36	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	twoaday	139	listview_get_item_text (lv, i, SL_COL_VALID, id, sizeof (id) - 1);
254			if (!strncmp (id, "NOKEY", 5))
255	werner	36	return 1;
256			}
257
258			return 0;
259			}
260
261
262			/* Receive all missing keys marked in the list @lv. */
263	twoaday	139	static void
264	werner	36	recv_missing_keys (HWND dlg, listview_ctrl_t lv)
265			{
266	twoaday	139	int i, n, cnt=0;
267	werner	36	char id[128], keyid[18+1];
268	twoaday	139
269			i = msg_box (dlg, _("Really receive all missing keys?"),
270			_("Key Manager"), MB_YESNO\|MB_INFO);
271			if (i == IDNO)
272			return;
273	werner	36
274			n = listview_count_items (lv, 0);
275	twoaday	139	for (i = 0; i < n; i++) {
276			listview_get_item_text (lv, i, SL_COL_VALID, id, sizeof (id) - 1);
277			if (!strncmp (id, "NOKEY", 5)) {
278			listview_get_item_text (lv, i, SL_COL_KEYID,
279			keyid, sizeof (keyid) -1);
280			if (!hkp_recv_key (dlg, default_keyserver,
281			default_keyserver_port, keyid, 0, 0))
282			cnt++;
283			else
284	werner	36	break;
285			}
286			}
287	twoaday	139	if (cnt > 0)
288			keycache_set_reload (1);
289	werner	36	}
290
291
292			/* Create a mini popup with available choices. */
293			static void
294			do_create_popup (HWND dlg)
295			{
296			HMENU hm, sm;
297			POINT p;
298
299			GetCursorPos (&p);
300			hm = LoadMenu (glob_hinst, MAKEINTRESOURCE (IDR_WINPT_KEYSIG_CTX));
301			sm = GetSubMenu (hm, 0);
302
303			set_menu_text (sm, ID_SIGCTX_PROPS, _("Signature &Properties"));
304			set_menu_text (sm, ID_SIGCTX_KEYPROPS, _("Signing &Key Properties"));
305
306			TrackPopupMenu (sm, TPM_RIGHTALIGN, p.x, p.y, 0, dlg, NULL);
307
308			DestroyMenu (hm);
309			DestroyMenu (sm);
310			}
311
312
313	twoaday	139	/* Fetch a single key and extract the keyid from the listview
314			entry at the pos @idx. */
315			static int
316			recv_single_key (HWND dlg, listview_ctrl_t lv, int idx)
317			{
318			char keyid[32];
319			int rc;
320
321			listview_get_item_text (lv, idx, SL_COL_KEYID, keyid, DIM (keyid)-1);
322			rc = hkp_recv_key (dlg, default_keyserver,
323			default_keyserver_port, keyid, 0, 0);
324
325			if (!rc)
326			keycache_update (0, keyid);
327			return rc;
328			}
329
330
331	werner	36	/* Load the key property dialog with the selected key from @lv. */
332			static void
333			do_load_keyprops (HWND dlg, listview_ctrl_t lv)
334			{
335			winpt_key_s k;
336			gpgme_key_t key;
337			char keyid[32] = {0};
338			char status[64] = {0}, creation[64] = {0};
339			int n = listview_get_curr_pos (lv);
340
341	twoaday	139	listview_get_item_text (lv, n, SL_COL_VALID, status, DIM (status)-1);
342			listview_get_item_text (lv, n, SL_COL_CREATE, creation, DIM (creation)-1);
343			listview_get_item_text (lv, n, SL_COL_KEYID, keyid, DIM (keyid)-1);
344	werner	36	if (!strcmp (status, "NOKEY")) {
345	twoaday	139	int id = msg_box (dlg, _("Key not found in keyring, do you want to fetch it from the keyserver?"),
346			_("Key Manager"), MB_QUEST_ASK);
347			if (id == IDNO)
348			return;
349			if (recv_single_key (dlg, lv, n))
350			return;
351	werner	36	}
352
353			if ((strlen (keyid) < 3 \|\|get_pubkey (keyid, &key))) {
354			if (strlen (creation) > 0)
355			msg_box (dlg, _("Key not found in keyring."), _("Key Manager"), MB_INFO);
356			return;
357			}
358			memset (&k, 0, sizeof k);
359			k.keyid = keyid;
360			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYPROPS, dlg,
361			keyprops_dlg_proc, (LPARAM)&k);
362			}
363
364
365			/* Dialog box procedure to list signatures. */
366			BOOL CALLBACK
367			keysig_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
368			{
369			static listview_ctrl_t lv = NULL;
370			static struct winpt_key_s *k;
371	twoaday	139	char inf[384];
372			int idx = 0;
373	werner	36	HWND sl;
374
375	twoaday	139	switch (msg) {
376	werner	36	case WM_INITDIALOG:
377			k = (winpt_key_t) lparam;
378			if (!k)
379			BUG (0);
380			if (k->uid)
381			_snprintf (inf, DIM (inf)-1, _("Signature List for \"%s\""), k->uid);
382			SetWindowText (dlg, inf);
383			SetDlgItemText (dlg, IDC_KEYSIG_RECVKEY, _("&Receive Key"));
384			SetDlgItemText (dlg, IDC_KEYSIG_SIGPROPS, _("&Properties"));
385	twoaday	128
386	werner	36	lv = siglist_load (GetDlgItem (dlg, IDC_KEYSIG_LIST), k->keyid);
387			if (!check_for_missing_keys (lv))
388	twoaday	41	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY), FALSE);
389	twoaday	129	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS), FALSE);
390	werner	36	k->callback.ctl = lv;
391			sl = GetDlgItem (dlg, IDC_KEYSIG_LIST);
392			siglist_proc.dlg = dlg;
393			siglist_proc.opaque = k;
394			siglist_proc.current = (WNDPROC)subclass_dlg_proc;
395			siglist_proc.old = (WNDPROC)GetWindowLong (sl, GWL_WNDPROC);
396			if (siglist_proc.old) {
397			if (!SetWindowLong (sl, GWL_WNDPROC, (LONG)siglist_proc.current)) {
398			msg_box (dlg, _("Could not set keylist window procedure."),
399			_("Key Manager"), MB_ERR);
400			BUG (0);
401			}
402			}
403			SetForegroundWindow (dlg);
404			center_window (dlg, NULL);
405			return TRUE;
406
407			case WM_DESTROY:
408	twoaday	139	if (lv) {
409			siglist_delete (lv);
410	werner	36	lv = NULL;
411			}
412			return FALSE;
413
414			case WM_SYSCOMMAND:
415			if (LOWORD (wparam) == SC_CLOSE) {
416			if (k->update)
417			keycache_update (0, k->keyid);
418			EndDialog (dlg, TRUE);
419			}
420			return FALSE;
421
422			case WM_NOTIFY:
423	twoaday	41	NMHDR *notify;
424	werner	36
425			notify = (NMHDR *)lparam;
426	twoaday	139	if (!notify)
427			return FALSE;
428			if (notify->code == NM_DBLCLK
429	twoaday	41	&& notify->idFrom == IDC_KEYSIG_LIST)
430	werner	36	do_load_keyprops (dlg, lv);
431	twoaday	139	if (notify->code == NM_RCLICK &&
432	twoaday	128	notify->idFrom == IDC_KEYSIG_LIST &&
433			is_sig (lv, -1))
434	werner	36	do_create_popup (dlg);
435	twoaday	139	if (notify->code == LVN_ITEMCHANGED &&
436	twoaday	41	((LPNMLISTVIEW)lparam)->uNewState) {
437			idx = listview_get_curr_pos (lv);
438	twoaday	139	listview_get_item_text (lv, idx, SL_COL_VALID, inf, DIM (inf)-1);
439	twoaday	41	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_RECVKEY),
440			strcmp (inf, "NOKEY") == 0? TRUE: FALSE);
441	twoaday	128	EnableWindow (GetDlgItem (dlg, IDC_KEYSIG_SIGPROPS),
442			is_sig (lv, -1)? TRUE : FALSE);
443	twoaday	41	}
444	twoaday	139	if (notify->code == LVN_COLUMNCLICK) {
445			NMLISTVIEW *nft = (LPNMLISTVIEW) lparam;
446			int sortby = 0;
447			switch (nft->iSubItem) {
448			//case 0: sortby = KEY_SORT_USERID; break;
449			case 1: sortby = KEY_SORT_VALIDITY; break;
450			case 2: sortby = SIG_SORT_CLASS; break;
451			case 3: sortby = KEY_SORT_CREATED; break;
452			case 4: sortby = KEY_SORT_KEYID; break;
453			case 5: sortby = SIG_SORT_EXPIRE; break;
454			case 6: sortby = KEY_SORT_ALGO; break;
455			default: return TRUE;
456			}
457			siglist_sort (lv, sortby);
458			}
459	werner	36	break;
460
461			case WM_COMMAND:
462	twoaday	139	switch (LOWORD (wparam)) {
463	werner	36	case ID_SIGCTX_KEYPROPS:
464			do_load_keyprops (dlg, lv);
465			break;
466
467			case ID_SIGCTX_PROPS:
468			if (is_sig (lv, -1))
469			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
470			sigprops_dlg_proc, (LPARAM)lv);
471			break;
472
473			case IDC_KEYSIG_RECVKEY:
474			idx = listview_get_curr_pos (lv);
475	twoaday	139	if (idx == -1)
476			recv_missing_keys (dlg, lv);
477			else
478			recv_single_key (dlg, lv, idx);
479	werner	36	return TRUE;
480
481			case IDC_KEYSIG_SIGPROPS:
482			if (is_sig (lv, -1))
483			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_SIGPROPS, dlg,
484			sigprops_dlg_proc, (LPARAM)lv);
485			return TRUE;
486
487			case IDOK:
488			if (k->update)
489			keycache_update (0, k->keyid);
490			EndDialog (dlg, TRUE);
491			return TRUE;
492			}
493			break;
494			}
495			return FALSE;
496			}