trunk/Src/wptClipSignEncDlg.cpp

/* wptSignEncDlg.cpp - Sign & encrypt dialog
 *      Copyright (C) 2000-2005 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 "../resource.h"
#include "wptErrors.h"
#include "wptAgent.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptKeylist.h"
#include "wptTypes.h"
#include "wptNLS.h"
#include "wptContext.h" /* for passphrase_s */
#include "wptDlgs.h"
#include "wptW32API.h"
#include "wptKeylist.h"
#include "wptVersion.h"
#include "wptGPG.h"
#include "wptRegistry.h"
#include "wptUTF8.h"


BOOL CALLBACK 
clip_signenc_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static listview_ctrl_t lv = NULL;
    static keylist_t list = NULL;
    static int enable = 0;
    gpgme_ctx_t ctx;
    gpgme_keycache_t kc;
    gpgme_recipients_t rset;
    gpgme_error_t err;
    passphrase_cb_s pwd;
    char * signer = NULL;
    int force_trust = 0, opt = 0;
    int kmode = reg_prefs.keylist_mode? KEYLIST_ENCRYPT_MIN : KEYLIST_ENCRYPT;
    
    switch( msg ) {
    case WM_INITDIALOG:
        enable = 0;
#ifndef LANG_DE
        SetWindowText( dlg, _("Sign & Encrypt") );
#endif
        kc = keycache_get_ctx( KEYCACHE_PUB );
        if( !kc )
            BUG( NULL );
        lv = keylist_load( GetDlgItem( dlg, IDC_SIGNENC_KEYLIST ), 
                           kc, NULL, kmode, GPGME_ATTR_USERID );
        seclist_init( dlg, IDC_SIGNENC_SECLIST, KEYLIST_FLAG_SHORT, &list );
        center_window (dlg);
        set_active_window (dlg);
        EnableWindow (GetDlgItem (dlg, IDC_SIGNENC_SECLIST), FALSE);
        SetDlgItemText (dlg, IDC_SIGNENC_SELKEY, _("Select key for signing"));
        SetDlgItemText (dlg, IDC_SIGNENC_SECLISTINF, _("Signing key:"));
        SetForegroundWindow (dlg);
        return TRUE;
        
    case WM_DESTROY:
        seclist_destroy( &list );
        reset_active_window( );
        if( lv ) {
            keylist_delete( lv );
            lv = NULL;
        }
        memset( pwd.pwd, 0, sizeof pwd.pwd );
        return FALSE;
        
    case WM_NOTIFY:
        NMHDR * notify;
        notify = (NMHDR *)lparam;
        if( notify && notify->code == NM_DBLCLK
            && notify->idFrom == IDC_SIGNENC_KEYLIST )
            PostMessage( dlg, WM_COMMAND, MAKEWPARAM(IDOK, 0), NULL );
        return TRUE;
        
    case WM_SYSCOMMAND:
        if( LOWORD (wparam) == SC_CLOSE )
            EndDialog( dlg, TRUE );
        return FALSE;
        
    case WM_COMMAND:
        /* fixme: the enable seems to have a sync problem */
        if( HIWORD( wparam ) == BN_CLICKED 
            && LOWORD( wparam ) == IDC_SIGNENC_SELKEY ) {
            enable ^= 1;
            EnableWindow( GetDlgItem( dlg, IDC_SIGNENC_SECLIST ), enable? TRUE : FALSE );
        }
        switch( LOWORD( wparam ) ) {
        case IDOK:
            rset = keylist_get_recipients( lv, &force_trust, NULL );
            if( !gpgme_recipients_count( rset ) ) {
                msg_box( dlg, _("You must select at least one key."), _("Sign & Encrypt"), MB_ERR );
                gpgme_recipients_release( rset );
                return FALSE;
            }
            if( IsDlgButtonChecked( dlg, IDC_SIGNENC_SELKEY ) ) {
                gpgme_key_t key;
                const char * s;

                if( seclist_select_key( dlg, IDC_SIGNENC_SECLIST, &key ) ) {
                    msg_box( dlg, _("No key was selected."), _("Signing"), MB_ERR );
                    return FALSE;
                }
                s = gpgme_key_get_string_attr( key, GPGME_ATTR_KEYID, NULL, 0 );
                if( s )
                    signer = m_strdup( s+8 );
            }
            else {
                signer = get_gnupg_default_key( );
                if( !signer ) {
                    msg_box( dlg, _("Could not get default key."), _("Signing"), MB_ERR );
                    return FALSE;
                }
            }
            memset( &pwd, 0, sizeof pwd );
            err = gpgme_new( &ctx );
            if( err )
                BUG( dlg );
            gpgme_enable_logging( ctx );
            set_gpg_passphrase_cb( ctx, &pwd, GPG_CMD_SIGN, dlg, _("Sign & Encrypt") );
            if( force_trust )
                opt |= GPGME_CTRL_FORCETRUST;
            err = gpgme_op_clip_sign_encrypt( ctx, rset, signer, opt );
            memset( pwd.pwd, 0, sizeof pwd.pwd );
            gpgme_recipients_release( rset );
            free_if_alloc( signer );
            if( err == GPGME_Bad_Passphrase )    
                agent_del_cache( pwd.keyid );
            if( err ) {
                gpgme_show_error( dlg, err, ctx, _("Sign & Encrypt"), MB_ERR );
                gpgme_release( ctx );
                return FALSE;
            }
            gpgme_release( ctx );
            show_msg( dlg, 1500, _("GnuPG Status: Finished") );
            EndDialog( dlg, TRUE );
            return TRUE;
            
        case IDCANCEL:
            EndDialog( dlg, FALSE );
            return FALSE;
        }
        break;
    }
    
    return FALSE;
} /* clip_signenc_dlg_proc */
1	twoaday	2	/* wptSignEncDlg.cpp - Sign & encrypt dialog
2	twoaday	12	* Copyright (C) 2000-2005 Timo Schulz
3	twoaday	2	*
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
24			#include "../resource.h"
25			#include "wptErrors.h"
26			#include "wptAgent.h"
27			#include "wptGPG.h"
28			#include "wptCommonCtl.h"
29			#include "wptKeylist.h"
30			#include "wptTypes.h"
31			#include "wptNLS.h"
32			#include "wptContext.h" /* for passphrase_s */
33			#include "wptDlgs.h"
34			#include "wptW32API.h"
35			#include "wptKeylist.h"
36			#include "wptVersion.h"
37			#include "wptGPG.h"
38			#include "wptRegistry.h"
39			#include "wptUTF8.h"
40
41
42			BOOL CALLBACK
43	twoaday	12	clip_signenc_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
44	twoaday	2	{
45			static listview_ctrl_t lv = NULL;
46			static keylist_t list = NULL;
47			static int enable = 0;
48			gpgme_ctx_t ctx;
49			gpgme_keycache_t kc;
50			gpgme_recipients_t rset;
51			gpgme_error_t err;
52			passphrase_cb_s pwd;
53			char * signer = NULL;
54			int force_trust = 0, opt = 0;
55			int kmode = reg_prefs.keylist_mode? KEYLIST_ENCRYPT_MIN : KEYLIST_ENCRYPT;
56
57			switch( msg ) {
58			case WM_INITDIALOG:
59	twoaday	12	enable = 0;
60	twoaday	2	#ifndef LANG_DE
61			SetWindowText( dlg, _("Sign & Encrypt") );
62			#endif
63			kc = keycache_get_ctx( KEYCACHE_PUB );
64			if( !kc )
65			BUG( NULL );
66			lv = keylist_load( GetDlgItem( dlg, IDC_SIGNENC_KEYLIST ),
67			kc, NULL, kmode, GPGME_ATTR_USERID );
68			seclist_init( dlg, IDC_SIGNENC_SECLIST, KEYLIST_FLAG_SHORT, &list );
69	twoaday	12	center_window (dlg);
70			set_active_window (dlg);
71			EnableWindow (GetDlgItem (dlg, IDC_SIGNENC_SECLIST), FALSE);
72	twoaday	2	SetDlgItemText (dlg, IDC_SIGNENC_SELKEY, _("Select key for signing"));
73			SetDlgItemText (dlg, IDC_SIGNENC_SECLISTINF, _("Signing key:"));
74	twoaday	12	SetForegroundWindow (dlg);
75	twoaday	2	return TRUE;
76
77			case WM_DESTROY:
78			seclist_destroy( &list );
79			reset_active_window( );
80			if( lv ) {
81			keylist_delete( lv );
82			lv = NULL;
83			}
84			memset( pwd.pwd, 0, sizeof pwd.pwd );
85			return FALSE;
86
87			case WM_NOTIFY:
88			NMHDR * notify;
89			notify = (NMHDR *)lparam;
90			if( notify && notify->code == NM_DBLCLK
91			&& notify->idFrom == IDC_SIGNENC_KEYLIST )
92			PostMessage( dlg, WM_COMMAND, MAKEWPARAM(IDOK, 0), NULL );
93			return TRUE;
94
95			case WM_SYSCOMMAND:
96			if( LOWORD (wparam) == SC_CLOSE )
97			EndDialog( dlg, TRUE );
98			return FALSE;
99
100			case WM_COMMAND:
101			/* fixme: the enable seems to have a sync problem */
102			if( HIWORD( wparam ) == BN_CLICKED
103			&& LOWORD( wparam ) == IDC_SIGNENC_SELKEY ) {
104			enable ^= 1;
105			EnableWindow( GetDlgItem( dlg, IDC_SIGNENC_SECLIST ), enable? TRUE : FALSE );
106			}
107			switch( LOWORD( wparam ) ) {
108			case IDOK:
109			rset = keylist_get_recipients( lv, &force_trust, NULL );
110			if( !gpgme_recipients_count( rset ) ) {
111			msg_box( dlg, _("You must select at least one key."), _("Sign & Encrypt"), MB_ERR );
112			gpgme_recipients_release( rset );
113			return FALSE;
114			}
115			if( IsDlgButtonChecked( dlg, IDC_SIGNENC_SELKEY ) ) {
116			gpgme_key_t key;
117			const char * s;
118
119			if( seclist_select_key( dlg, IDC_SIGNENC_SECLIST, &key ) ) {
120			msg_box( dlg, _("No key was selected."), _("Signing"), MB_ERR );
121			return FALSE;
122			}
123			s = gpgme_key_get_string_attr( key, GPGME_ATTR_KEYID, NULL, 0 );
124			if( s )
125			signer = m_strdup( s+8 );
126			}
127			else {
128			signer = get_gnupg_default_key( );
129			if( !signer ) {
130			msg_box( dlg, _("Could not get default key."), _("Signing"), MB_ERR );
131			return FALSE;
132			}
133			}
134			memset( &pwd, 0, sizeof pwd );
135			err = gpgme_new( &ctx );
136			if( err )
137			BUG( dlg );
138			gpgme_enable_logging( ctx );
139			set_gpg_passphrase_cb( ctx, &pwd, GPG_CMD_SIGN, dlg, _("Sign & Encrypt") );
140			if( force_trust )
141			opt \|= GPGME_CTRL_FORCETRUST;
142			err = gpgme_op_clip_sign_encrypt( ctx, rset, signer, opt );
143			memset( pwd.pwd, 0, sizeof pwd.pwd );
144			gpgme_recipients_release( rset );
145			free_if_alloc( signer );
146			if( err == GPGME_Bad_Passphrase )
147			agent_del_cache( pwd.keyid );
148			if( err ) {
149			gpgme_show_error( dlg, err, ctx, _("Sign & Encrypt"), MB_ERR );
150			gpgme_release( ctx );
151			return FALSE;
152			}
153			gpgme_release( ctx );
154			show_msg( dlg, 1500, _("GnuPG Status: Finished") );
155			EndDialog( dlg, TRUE );
156			return TRUE;
157
158			case IDCANCEL:
159			EndDialog( dlg, FALSE );
160			return FALSE;
161			}
162			break;
163			}
164
165			return FALSE;
166			} /* clip_signenc_dlg_proc */