trunk/Src/wptKeyserverSearchDlg.cpp

/* wptKeyserverSearchDlg.cpp - Keyserver Searching
 *      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 <stdio.h>

#include "resource.h"
#include "wptCommonCtl.h"
#include "wptGPG.h"
#include "wptKeyserver.h"
#include "wptErrors.h"
#include "wptTypes.h"
#include "wptDlgs.h"
#include "wptNLS.h"
#include "wptKeylist.h"


/* Default threshold for key items. */
#define MAX_N_KEYS 64


/* Symbolic column IDs. */
enum { KSS_COL_BITS = 0, KSS_COL_ALGO, 
       KSS_COL_KEYID, KSS_COL_DATE, KSS_COL_UID };

int hkp_recv_key2 (HWND dlg, const char *kserver, WORD port,
                   const char *pattern, int proto, char **r_fpr);

/* Initialize dialog. */
static listview_ctrl_t
on_init_dialog (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    struct listview_column_s keysearch[] = {
        {0,  48, (char *)_("Size")},
        {1,  48, (char*)_("Algorithm")},
        {2,  80, (char *)_("Key ID")},
        {3,  72, (char *)_("Creation")},
        {4, 256, (char *)_("User ID")},
        {0,   0, NULL}
    };
    listview_ctrl_t lv = NULL;
    char info[300];
    int i;

    SetDlgItemText (dlg, IDC_HKPSEARCH_RECV, _("&Receive"));
    SetDlgItemText (dlg, IDOK, _("&Cancel"));
    _snprintf (info, DIM (info) - 1,
               _("Connect to '%s' to search for \"%s\""),
                ((keyserver_ctx *)lparam)->name, 
                ((keyserver_ctx *)lparam)->pattern);
    SetDlgItemText (dlg, IDC_HKPSEARCH_INFO, info);
    SetWindowText (dlg, _("Keyserver Searching"));
    SetForegroundWindow (dlg);
    listview_new (&lv, GetDlgItem (dlg, IDC_HKPSEARCH_LIST));
    for (i = 0; keysearch[i].width; i++)
        listview_add_column (lv, &keysearch[i]);       
    listview_set_ext_style (lv);
    return lv;
}


/* Begin the key serach and add all results to the list view @lv.
   Return value: 0 on success. */
static int
search_hkp_keys (HWND dlg, keyserver_ctx *ksc, listview_ctrl_t lv)
{
    keyserver_key_s *key;
    const char *uid;
    char bits[32], algo[32], keyid[32];
    size_t nkeys=0;
    int conn_fd = 0;    
    int rc;

    rc = kserver_search_begin (ksc->name, ksc->port, ksc->pattern, 
                               &conn_fd, &nkeys);
    if (rc) {
        msg_box (dlg, winpt_strerror (rc), _("Keyserver Search"), MB_ERR);
        return rc;
    }

    if (nkeys > MAX_N_KEYS) {
        rc = log_box (_("Keyserver Search"), MB_INFO_ASK, 
                      _("The search result contains a lot of keys: %d\n\n"
                        "Do you really want to continue?"), nkeys);
        if (rc == IDNO) {
            kserver_search_end (conn_fd);
            return -1;
        }
    }

    while (nkeys-- > 0) {
        if (kserver_search_next (conn_fd, &key))
            break;
        if (!key)
            continue;

        _snprintf (bits, DIM (bits) - 1, "%d", key->bits);
        _snprintf (algo, DIM (algo)-1, "%s", 
                    get_key_pubalgo ((gpgme_pubkey_algo_t)key->algo));
        _snprintf (keyid, DIM (keyid)-1, "0x%s", key->keyid);
        uid = key->main_uid? key->main_uid->uid : "";
        listview_add_item (lv, " ");
        listview_add_sub_item (lv, 0, KSS_COL_BITS, bits);
        listview_add_sub_item (lv, 0, KSS_COL_ALGO, algo);
        listview_add_sub_item (lv, 0, KSS_COL_KEYID, keyid);
        listview_add_sub_item (lv, 0, KSS_COL_DATE, get_key_created (key->creation));
        listview_add_sub_item (lv, 0, KSS_COL_UID, uid);
        kserver_release_key (key); key=NULL;
    }

    kserver_search_end (conn_fd);
    return 0;
}


/* Fetch all selected keys from the keyserver in @ksc. */
static void
fetch_keys (HWND dlg, listview_ctrl_t lv, keyserver_ctx *ksc)
{
    char keyid[32];
    char *fpr;
    int n, rc = 0;

    n = listview_count_items (lv, 1);
    if (!n) {
        msg_box (dlg, _("Please select a key."), _("Keyserver Search"), MB_ERR);
        return;
    }

    for (n=0; n < listview_count_items (lv, 0); n++) {
        if (!listview_get_item_state (lv, n))
            continue;

        listview_get_item_text (lv, n, KSS_COL_KEYID, keyid, DIM (keyid)-1);
        rc = hkp_recv_key2 (dlg, ksc->name, ksc->port, keyid, 0, &fpr);
        if (!rc && fpr != NULL) {
            keycache_update (0, fpr);
            free_if_alloc (fpr);
        }
    }
}


/* Dialog box procedure for keyserver searching. */
BOOL CALLBACK
hkpsearch_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static listview_ctrl_t lv = NULL;
    static keyserver_ctx *ksc;
    
    switch (msg) {
    case WM_INITDIALOG:
        ksc = (keyserver_ctx *)lparam;
        if (!ksc)
            BUG (0);
        lv = on_init_dialog (dlg, msg, wparam, lparam);
        if (search_hkp_keys (dlg, ksc, lv)) {
            EndDialog (dlg, FALSE);
            return TRUE;
        }
        return TRUE;
        
    case WM_DESTROY:
        if (lv) {
            listview_release (lv);
            lv = NULL;
        }
        return FALSE;
        
    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            EndDialog (dlg, TRUE);
            return TRUE;
            
        case IDCANCEL:
            EndDialog (dlg, FALSE);
            return TRUE;
            
        case IDC_HKPSEARCH_RECV:
            fetch_keys (dlg, lv, ksc);
            return TRUE;
        }
        break;
    }
    
    return FALSE;
}
1	werner	36	/* wptKeyserverSearchDlg.cpp - Keyserver Searching
2	twoaday	147	* 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			#ifdef HAVE_CONFIG_H
21			#include <config.h>
22			#endif
23
24			#include <windows.h>
25			#include <stdio.h>
26
27	werner	47	#include "resource.h"
28	werner	36	#include "wptCommonCtl.h"
29	twoaday	271	#include "wptGPG.h"
30	werner	36	#include "wptKeyserver.h"
31			#include "wptErrors.h"
32			#include "wptTypes.h"
33			#include "wptDlgs.h"
34			#include "wptNLS.h"
35	twoaday	214	#include "wptKeylist.h"
36	werner	36
37
38	twoaday	262	/* Default threshold for key items. */
39	twoaday	219	#define MAX_N_KEYS 64
40
41
42			/* Symbolic column IDs. */
43	twoaday	214	enum { KSS_COL_BITS = 0, KSS_COL_ALGO,
44			KSS_COL_KEYID, KSS_COL_DATE, KSS_COL_UID };
45	twoaday	185
46	twoaday	214	int hkp_recv_key2 (HWND dlg, const char *kserver, WORD port,
47			const char pattern, int proto, char *r_fpr);
48	twoaday	147
49	twoaday	185	/* Initialize dialog. */
50			static listview_ctrl_t
51			on_init_dialog (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
52	werner	36	{
53			struct listview_column_s keysearch[] = {
54			{0, 48, (char *)_("Size")},
55	twoaday	214	{1, 48, (char*)_("Algorithm")},
56	twoaday	219	{2, 80, (char *)_("Key ID")},
57	twoaday	214	{3, 72, (char *)_("Creation")},
58			{4, 256, (char *)_("User ID")},
59	werner	36	{0, 0, NULL}
60			};
61	twoaday	262	listview_ctrl_t lv = NULL;
62			char info[300];
63	twoaday	185	int i;
64	twoaday	262
65	twoaday	185	SetDlgItemText (dlg, IDC_HKPSEARCH_RECV, _("&Receive"));
66			SetDlgItemText (dlg, IDOK, _("&Cancel"));
67	twoaday	262	_snprintf (info, DIM (info) - 1,
68			_("Connect to '%s' to search for \"%s\""),
69			((keyserver_ctx *)lparam)->name,
70			((keyserver_ctx *)lparam)->pattern);
71	twoaday	185	SetDlgItemText (dlg, IDC_HKPSEARCH_INFO, info);
72			SetWindowText (dlg, _("Keyserver Searching"));
73			SetForegroundWindow (dlg);
74	twoaday	208	listview_new (&lv, GetDlgItem (dlg, IDC_HKPSEARCH_LIST));
75	twoaday	185	for (i = 0; keysearch[i].width; i++)
76			listview_add_column (lv, &keysearch[i]);
77			listview_set_ext_style (lv);
78			return lv;
79			}
80
81
82	twoaday	256	/* Begin the key serach and add all results to the list view @lv.
83			Return value: 0 on success. */
84	twoaday	185	static int
85			search_hkp_keys (HWND dlg, keyserver_ctx *ksc, listview_ctrl_t lv)
86			{
87	twoaday	214	keyserver_key_s *key;
88			const char *uid;
89	twoaday	219	char bits[32], algo[32], keyid[32];
90	twoaday	273	size_t nkeys=0;
91	twoaday	214	int conn_fd = 0;
92	twoaday	273	int rc;
93	twoaday	185
94	twoaday	214	rc = kserver_search_begin (ksc->name, ksc->port, ksc->pattern,
95			&conn_fd, &nkeys);
96	twoaday	185	if (rc) {
97			msg_box (dlg, winpt_strerror (rc), _("Keyserver Search"), MB_ERR);
98			return rc;
99			}
100
101	twoaday	219	if (nkeys > MAX_N_KEYS) {
102			rc = log_box (_("Keyserver Search"), MB_INFO_ASK,
103			_("The search result contains a lot of keys: %d\n\n"
104			"Do you really want to continue?"), nkeys);
105			if (rc == IDNO) {
106			kserver_search_end (conn_fd);
107			return -1;
108			}
109			}
110
111	twoaday	214	while (nkeys-- > 0) {
112			if (kserver_search_next (conn_fd, &key))
113			break;
114			if (!key)
115	twoaday	185	continue;
116	twoaday	219
117	twoaday	262	_snprintf (bits, DIM (bits) - 1, "%d", key->bits);
118			_snprintf (algo, DIM (algo)-1, "%s",
119	twoaday	214	get_key_pubalgo ((gpgme_pubkey_algo_t)key->algo));
120	twoaday	262	_snprintf (keyid, DIM (keyid)-1, "0x%s", key->keyid);
121	twoaday	214	uid = key->main_uid? key->main_uid->uid : "";
122	twoaday	185	listview_add_item (lv, " ");
123	twoaday	214	listview_add_sub_item (lv, 0, KSS_COL_BITS, bits);
124			listview_add_sub_item (lv, 0, KSS_COL_ALGO, algo);
125	twoaday	219	listview_add_sub_item (lv, 0, KSS_COL_KEYID, keyid);
126	twoaday	214	listview_add_sub_item (lv, 0, KSS_COL_DATE, get_key_created (key->creation));
127			listview_add_sub_item (lv, 0, KSS_COL_UID, uid);
128			kserver_release_key (key); key=NULL;
129	twoaday	185	}
130
131			kserver_search_end (conn_fd);
132			return 0;
133			}
134
135
136	twoaday	197	/* Fetch all selected keys from the keyserver in @ksc. */
137			static void
138			fetch_keys (HWND dlg, listview_ctrl_t lv, keyserver_ctx *ksc)
139			{
140			char keyid[32];
141			char *fpr;
142			int n, rc = 0;
143
144			n = listview_count_items (lv, 1);
145			if (!n) {
146			msg_box (dlg, _("Please select a key."), _("Keyserver Search"), MB_ERR);
147			return;
148			}
149
150			for (n=0; n < listview_count_items (lv, 0); n++) {
151			if (!listview_get_item_state (lv, n))
152			continue;
153
154	twoaday	262	listview_get_item_text (lv, n, KSS_COL_KEYID, keyid, DIM (keyid)-1);
155	twoaday	197	rc = hkp_recv_key2 (dlg, ksc->name, ksc->port, keyid, 0, &fpr);
156			if (!rc && fpr != NULL) {
157			keycache_update (0, fpr);
158			free_if_alloc (fpr);
159			}
160			}
161			}
162
163
164	twoaday	185	/* Dialog box procedure for keyserver searching. */
165			BOOL CALLBACK
166			hkpsearch_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
167			{
168			static listview_ctrl_t lv = NULL;
169			static keyserver_ctx *ksc;
170	werner	36
171	twoaday	147	switch (msg) {
172	werner	36	case WM_INITDIALOG:
173			ksc = (keyserver_ctx *)lparam;
174	twoaday	256	if (!ksc)
175			BUG (0);
176	twoaday	185	lv = on_init_dialog (dlg, msg, wparam, lparam);
177	twoaday	219	if (search_hkp_keys (dlg, ksc, lv)) {
178	werner	36	EndDialog (dlg, FALSE);
179	twoaday	262	return TRUE;
180	werner	36	}
181			return TRUE;
182
183			case WM_DESTROY:
184			if (lv) {
185			listview_release (lv);
186			lv = NULL;
187			}
188			return FALSE;
189
190			case WM_COMMAND:
191			switch (LOWORD (wparam)) {
192			case IDOK:
193			EndDialog (dlg, TRUE);
194			return TRUE;
195
196			case IDCANCEL:
197			EndDialog (dlg, FALSE);
198	twoaday	256	return TRUE;
199	werner	36
200			case IDC_HKPSEARCH_RECV:
201	twoaday	197	fetch_keys (dlg, lv, ksc);
202	werner	36	return TRUE;
203			}
204			break;
205			}
206
207			return FALSE;
208	twoaday	147	}