trunk/Src/wptClipSignDlg.cpp

/* wptClipSignDlg.cpp - WinPT clipboard sign dialog
 *      Copyright (C) 2000, 2001, 2002, 2003 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 "wptTypes.h"
#include "wptAgent.h"
#include "wptNLS.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptRegistry.h"
#include "wptKeylist.h"
#include "wptErrors.h"
#include "wptW32API.h"
#include "wptVersion.h"
#include "wptContext.h" /* for passphrase_s */
#include "wptDlgs.h"


/* This function is used when only one secret key is available.
 * it doesn't make sense to offer a dialog for this case.
 */
void
one_key_proc (HWND dlg)
{
    char * signer;
    gpgme_ctx_t ctx;
    gpgme_error_t err;
    passphrase_cb_s pwd;
    int rc = 0, n = reg_prefs.word_wrap;
    
    signer = get_gnupg_default_key ();
    if( !signer ) 
    {
        msg_box( dlg, _("Could not get default key."), _("Signing"), MB_ERR );
        return;
    }
    
    err = gpgme_new( &ctx );
    if( err )
        BUG( dlg );
    gpgme_enable_logging( ctx );
    set_gpg_passphrase_cb( ctx, &pwd, GPG_CMD_SIGN, dlg, _("Signing") );
    err = gpgme_op_clip_sign( ctx, GPGME_SIG_MODE_CLEAR, signer, n );
    memset( pwd.pwd, 0, sizeof pwd.pwd );
    if( err == GPGME_Bad_Passphrase )
        agent_del_cache( pwd.keyid );

    if( err )
        gpgme_show_error( dlg, err, ctx, _("Signing"), MB_ERR );
    else
        show_msg( dlg, 1500, _("GnuPG Status: Finished") );
    gpgme_release( ctx );
    free_if_alloc( signer );
} /* one_key_proc */


BOOL CALLBACK 
clip_sign_dlg_proc( HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam )
{       
    static listview_ctrl_t lv = NULL;
    gpgme_keycache_t kc, sec_kc;
    gpgme_ctx_t ctx;
    gpgme_error_t err;
    passphrase_cb_s pwd;
    int lv_idx = 0;
    int rc = 0, no_signer = 0;
    char * signer = NULL;
    
    switch( msg ) {
    case WM_INITDIALOG:
#ifndef LANG_DE
        SetWindowText( dlg, _("Signing") );
#endif
        kc = keycache_get_ctx( KEYCACHE_PUB );
        if( !kc )
            BUG( NULL );
        sec_kc = keycache_get_ctx( KEYCACHE_PRV );
        if( !sec_kc )
            BUG( dlg );
        if( gpgme_keycache_count( sec_kc ) == 1 ) {
            one_key_proc( dlg );
            EndDialog( dlg, TRUE );
            return FALSE;
        }
        lv = keylist_load( GetDlgItem( dlg, IDC_SIGN_KEYLIST ), kc, sec_kc, 
                            KEYLIST_SIGN, GPGME_ATTR_USERID );
        center_window( dlg );
        SetForegroundWindow( dlg );
        set_active_window( dlg );
        return FALSE;   
        
    case WM_DESTROY:
        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_SIGN_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:
        switch ( LOWORD( wparam ) ) 
        {
        case IDOK:
            signer = get_gnupg_default_key ();
            if( !signer ) 
            {
                msg_box( dlg, _("Could not get default key."), _("Signing"), MB_ERR );
                return FALSE;
            }
            if( listview_count_items( lv, 0 ) == 1 ) 
            {
                listview_get_item_text( lv, 0, 1, signer, sizeof signer-1 );
                no_signer = 0;
            }
            else if( (lv_idx = listview_get_curr_pos( lv )) == -1 ) 
            {
                rc = log_box( _("Signing"), MB_YESNO, 
                              _("No key was chosen.\nUse the GPG default key '%s'?"),
                              signer );
                if( rc == IDNO ) 
                {
                    free_if_alloc (signer);
                    return FALSE;
                }
                no_signer = 1;
            }
            if (!no_signer)
            {
                free_if_alloc (signer);
                signer = new char[32+1];
                if (!signer)
                    BUG (NULL);
                listview_get_item_text (lv, lv_idx, 1, signer, 32);
            }
            err = gpgme_new (&ctx);
            if( err )
                BUG( dlg );
            gpgme_enable_logging( ctx );
            set_gpg_passphrase_cb( ctx, &pwd, GPG_CMD_SIGN, dlg, _("Signing") );
            err = gpgme_op_clip_sign( ctx, GPGME_SIG_MODE_CLEAR, signer,
                                        reg_prefs.word_wrap );
            free_if_alloc( signer );
            memset( pwd.pwd, 0, sizeof pwd.pwd );
            if( pwd.cancel && err == GPGME_Bad_Passphrase ) { /* The user hit the cancel button */
                gpgme_release( ctx );
                EndDialog( dlg, TRUE );
                return TRUE;
            }
            if( err ) {
                gpgme_show_error( dlg, err, ctx, _("Signing"), MB_ERR );
                gpgme_release( ctx );
                return FALSE;
            }
            else                     
                show_msg( dlg, 1500, _("GnuPG Status: Finished") );
            gpgme_release( ctx );
            EndDialog( dlg, TRUE );
            return TRUE;
            
        case IDCANCEL:
            EndDialog( dlg, FALSE );
            return FALSE;
        }
        break;
    }
    
    return FALSE;
} /* clip_sign_dlg_proc */
1	twoaday	2	/* wptClipSignDlg.cpp - WinPT clipboard sign dialog
2			* Copyright (C) 2000, 2001, 2002, 2003 Timo Schulz
3			*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* WinPT is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with WinPT; if not, write to the Free Software Foundation,
18			* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19			*/
20
21			#include <windows.h>
22			#include <commctrl.h>
23
24			#include "../resource.h"
25			#include "wptTypes.h"
26			#include "wptAgent.h"
27			#include "wptNLS.h"
28			#include "wptGPG.h"
29			#include "wptCommonCtl.h"
30			#include "wptRegistry.h"
31			#include "wptKeylist.h"
32			#include "wptErrors.h"
33			#include "wptW32API.h"
34			#include "wptVersion.h"
35			#include "wptContext.h" /* for passphrase_s */
36			#include "wptDlgs.h"
37
38
39			/* This function is used when only one secret key is available.
40			* it doesn't make sense to offer a dialog for this case.
41			*/
42			void
43			one_key_proc (HWND dlg)
44			{
45			char * signer;
46			gpgme_ctx_t ctx;
47			gpgme_error_t err;
48			passphrase_cb_s pwd;
49			int rc = 0, n = reg_prefs.word_wrap;
50
51			signer = get_gnupg_default_key ();
52			if( !signer )
53			{
54			msg_box( dlg, _("Could not get default key."), _("Signing"), MB_ERR );
55			return;
56			}
57
58			err = gpgme_new( &ctx );
59			if( err )
60			BUG( dlg );
61			gpgme_enable_logging( ctx );
62			set_gpg_passphrase_cb( ctx, &pwd, GPG_CMD_SIGN, dlg, _("Signing") );
63			err = gpgme_op_clip_sign( ctx, GPGME_SIG_MODE_CLEAR, signer, n );
64			memset( pwd.pwd, 0, sizeof pwd.pwd );
65			if( err == GPGME_Bad_Passphrase )
66			agent_del_cache( pwd.keyid );
67
68			if( err )
69			gpgme_show_error( dlg, err, ctx, _("Signing"), MB_ERR );
70			else
71			show_msg( dlg, 1500, _("GnuPG Status: Finished") );
72			gpgme_release( ctx );
73			free_if_alloc( signer );
74			} /* one_key_proc */
75
76
77			BOOL CALLBACK
78			clip_sign_dlg_proc( HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam )
79			{
80			static listview_ctrl_t lv = NULL;
81			gpgme_keycache_t kc, sec_kc;
82			gpgme_ctx_t ctx;
83			gpgme_error_t err;
84			passphrase_cb_s pwd;
85			int lv_idx = 0;
86			int rc = 0, no_signer = 0;
87			char * signer = NULL;
88
89			switch( msg ) {
90			case WM_INITDIALOG:
91			#ifndef LANG_DE
92			SetWindowText( dlg, _("Signing") );
93			#endif
94			kc = keycache_get_ctx( KEYCACHE_PUB );
95			if( !kc )
96			BUG( NULL );
97			sec_kc = keycache_get_ctx( KEYCACHE_PRV );
98			if( !sec_kc )
99			BUG( dlg );
100			if( gpgme_keycache_count( sec_kc ) == 1 ) {
101			one_key_proc( dlg );
102			EndDialog( dlg, TRUE );
103			return FALSE;
104			}
105			lv = keylist_load( GetDlgItem( dlg, IDC_SIGN_KEYLIST ), kc, sec_kc,
106			KEYLIST_SIGN, GPGME_ATTR_USERID );
107			center_window( dlg );
108			SetForegroundWindow( dlg );
109			set_active_window( dlg );
110			return FALSE;
111
112			case WM_DESTROY:
113			reset_active_window();
114			if( lv ) {
115			keylist_delete( lv );
116			lv = NULL;
117			}
118			memset( pwd.pwd, 0, sizeof pwd.pwd );
119			return FALSE;
120
121			case WM_NOTIFY:
122			NMHDR * notify;
123			notify = (NMHDR *)lparam;
124			if( notify && notify->code == NM_DBLCLK
125			&& notify->idFrom == IDC_SIGN_KEYLIST )
126			PostMessage( dlg, WM_COMMAND, MAKEWPARAM(IDOK, 0), NULL );
127			return TRUE;
128
129			case WM_SYSCOMMAND:
130			if( LOWORD (wparam) == SC_CLOSE )
131			EndDialog(dlg, TRUE);
132			return FALSE;
133
134			case WM_COMMAND:
135			switch ( LOWORD( wparam ) )
136			{
137			case IDOK:
138			signer = get_gnupg_default_key ();
139			if( !signer )
140			{
141			msg_box( dlg, _("Could not get default key."), _("Signing"), MB_ERR );
142			return FALSE;
143			}
144			if( listview_count_items( lv, 0 ) == 1 )
145			{
146			listview_get_item_text( lv, 0, 1, signer, sizeof signer-1 );
147			no_signer = 0;
148			}
149			else if( (lv_idx = listview_get_curr_pos( lv )) == -1 )
150			{
151			rc = log_box( _("Signing"), MB_YESNO,
152			_("No key was chosen.\nUse the GPG default key '%s'?"),
153			signer );
154			if( rc == IDNO )
155			{
156			free_if_alloc (signer);
157			return FALSE;
158			}
159			no_signer = 1;
160			}
161			if (!no_signer)
162			{
163			free_if_alloc (signer);
164			signer = new char[32+1];
165			if (!signer)
166			BUG (NULL);
167			listview_get_item_text (lv, lv_idx, 1, signer, 32);
168			}
169			err = gpgme_new (&ctx);
170			if( err )
171			BUG( dlg );
172			gpgme_enable_logging( ctx );
173			set_gpg_passphrase_cb( ctx, &pwd, GPG_CMD_SIGN, dlg, _("Signing") );
174			err = gpgme_op_clip_sign( ctx, GPGME_SIG_MODE_CLEAR, signer,
175			reg_prefs.word_wrap );
176			free_if_alloc( signer );
177			memset( pwd.pwd, 0, sizeof pwd.pwd );
178			if( pwd.cancel && err == GPGME_Bad_Passphrase ) { /* The user hit the cancel button */
179			gpgme_release( ctx );
180			EndDialog( dlg, TRUE );
181			return TRUE;
182			}
183			if( err ) {
184			gpgme_show_error( dlg, err, ctx, _("Signing"), MB_ERR );
185			gpgme_release( ctx );
186			return FALSE;
187			}
188			else
189			show_msg( dlg, 1500, _("GnuPG Status: Finished") );
190			gpgme_release( ctx );
191			EndDialog( dlg, TRUE );
192			return TRUE;
193
194			case IDCANCEL:
195			EndDialog( dlg, FALSE );
196			return FALSE;
197			}
198			break;
199			}
200
201			return FALSE;
202			} /* clip_sign_dlg_proc */