trunk/Src/wptProxySettingsDlg.cpp

/* wptProxySettingsDlg.cpp - Dialog for the proxy settings
 *      Copyright (C) 2002-2005 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
 */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>
#include <windows.h>

#include "../resource.h"
#include "wptTypes.h"
#include "wptKeyserver.h"
#include "wptW32API.h"
#include "wptErrors.h"
#include "wptNLS.h"
#include "wptKeyserver.h"


static int
check_number (HWND dlg, int id)
{
    char buf[32];
    size_t i;

    GetDlgItemText (dlg, id, buf, 31);
    for (i=0; i < strlen (buf); i++) {
        if (!isdigit (buf[i]))
            return -1;
    }
    return 0;
}


static int
read_proxy (HWND dlg, keyserver_proxy_ctx * ctx)
{
    char t[512];
    int ncount = 0, pos = 0;
    
    ncount = GetDlgItemText( dlg, IDC_PROXY_PWD, t, DIM (t)-1);
    if( ncount )
        ctx->pass = strdup( t );
    ncount = GetDlgItemText( dlg, IDC_PROXY_USER, t, DIM (t)-1);
    if( ncount )
        ctx->user = strdup( t );
    ncount = GetDlgItemText( dlg, IDC_PROXY_HOST, t, DIM (t)-1);
    if (ncount) {
        if (check_IP_or_hostname (t)) {
            msg_box (dlg, _("Invalid host/IP address."), _("Proxy Settings"), MB_ERR);
            return -1;
        }
        /* XXX: check prefix */
        if (!strncmp (t, "http://", 7))
            pos = 7;
        ctx->host = strdup (t + pos);
    }
    if (check_number (dlg, IDC_PROXY_PORT)) {
        msg_box (dlg, _("Invalid port number."), _("Proxy Settings"), MB_ERR);
        return -1;
    }

    ctx->port = GetDlgItemInt( dlg, IDC_PROXY_PORT, NULL, FALSE );
    if( ctx->port < 0 || ctx->port > 65535 ) {
        msg_box (dlg, _("Please select a value from 0-65535 for the port"), 
                _("Proxy Settings"), MB_INFO);
        return -1;
    }
    if( ctx->user && !ctx->pass || !ctx->user && ctx->pass ) {
        msg_box (dlg, _("When you want to use authentication, "
                        "please fill out both fields."), _("Proxy Settings"), MB_ERR);
        return -1;
    }
    if (ctx->host && !ctx->port || !ctx->host && ctx->port) {
        msg_box (dlg, _("Please enter a host name and a port."),
                 _("Proxy Settings"), MB_INFO);
        return -1;
    }
    return 0;
}


static void
enable_proxy_auth (HWND dlg, int val)
{
    int mode = val? TRUE : FALSE;
    EnableWindow (GetDlgItem (dlg, IDC_PROXY_PWD), mode);
    EnableWindow (GetDlgItem (dlg, IDC_PROXY_USER), mode);
}


/* Dialog box procedure for proxy authentication. */
BOOL CALLBACK
keyserver_proxy_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    const char *proxy = NULL, *user=NULL, *pass = NULL;
    int port = 0, auth = 0;
    int rc = 0;
    
    switch (msg) {
    case WM_INITDIALOG:
        proxy = kserver_get_proxy (&port);
        if (proxy) {
            SetDlgItemText( dlg, IDC_PROXY_HOST, proxy );
            SetDlgItemInt( dlg, IDC_PROXY_PORT, port, FALSE );
            user = kserver_get_proxy_info (PROXY_USER);
            if (user) {
                SetDlgItemText (dlg, IDC_PROXY_USER, user);
                CheckDlgButton (dlg, IDC_PROXY_AUTH, BST_CHECKED);
                auth++;
            }
            pass = kserver_get_proxy_info(PROXY_PASS);
            if (pass) {
                SetDlgItemText( dlg, IDC_PROXY_PWD, pass );
                auth++;
            }
        }
        enable_proxy_auth (dlg, auth);
        center_window (dlg, NULL);
        SetDlgItemText (dlg, IDC_PROXY_AUTH, _("Server requires &authentication"));
        SetWindowText (dlg, _("Proxy Settings"));
        SetForegroundWindow (dlg);
        break;
        
    case WM_SYSCOMMAND:
        if( LOWORD (wparam) == SC_CLOSE)
            EndDialog (dlg, TRUE);
        return FALSE;
        
    case WM_COMMAND:
        switch (HIWORD (wparam)) {
        case BN_CLICKED:
            switch( (int)LOWORD( wparam ) ) {
            case IDC_PROXY_AUTH:
                if (IsDlgButtonChecked (dlg, IDC_PROXY_AUTH))
                    enable_proxy_auth (dlg, 1);
                else
                    enable_proxy_auth (dlg, 0);
                break;
            }
            break;
        }

        switch( LOWORD( wparam ) ) {
        case IDOK:
            if (IsDlgButtonChecked (dlg, IDC_PROXY_AUTH) &&
                item_get_text_length (dlg, IDC_PROXY_HOST) == 0 &&
                item_get_text_length (dlg, IDC_PROXY_USER) == 0 &&
                item_get_text_length (dlg, IDC_PROXY_PWD) == 0) {
                msg_box (dlg, _("Please fill out all required fields for authentication."),
                         _("Proxy Settings"), MB_WARN);
                return TRUE;
            }
            keyserver_proxy_ctx ctx;            
            memset (&ctx, 0, sizeof (ctx));
            if (read_proxy (dlg, &ctx)) 
                return FALSE;
            kserver_change_proxy (&ctx);
            proxy_release (&ctx);
            EndDialog (dlg, TRUE);
            return TRUE;
            
        case IDCANCEL:
            EndDialog (dlg, FALSE);
            return FALSE;
        }
        break;
    }
    
    return FALSE;
}
1	werner	36	/* wptProxySettingsDlg.cpp - Dialog for the proxy settings
2			* Copyright (C) 2002-2005 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 <windows.h>
26
27			#include "../resource.h"
28			#include "wptTypes.h"
29			#include "wptKeyserver.h"
30			#include "wptW32API.h"
31			#include "wptErrors.h"
32			#include "wptNLS.h"
33			#include "wptKeyserver.h"
34
35
36			static int
37			check_number (HWND dlg, int id)
38			{
39			char buf[32];
40			size_t i;
41
42			GetDlgItemText (dlg, id, buf, 31);
43			for (i=0; i < strlen (buf); i++) {
44			if (!isdigit (buf[i]))
45			return -1;
46			}
47			return 0;
48			}
49
50
51			static int
52			read_proxy (HWND dlg, keyserver_proxy_ctx * ctx)
53			{
54			char t[512];
55			int ncount = 0, pos = 0;
56
57			ncount = GetDlgItemText( dlg, IDC_PROXY_PWD, t, DIM (t)-1);
58			if( ncount )
59			ctx->pass = strdup( t );
60			ncount = GetDlgItemText( dlg, IDC_PROXY_USER, t, DIM (t)-1);
61			if( ncount )
62			ctx->user = strdup( t );
63			ncount = GetDlgItemText( dlg, IDC_PROXY_HOST, t, DIM (t)-1);
64			if (ncount) {
65			if (check_IP_or_hostname (t)) {
66			msg_box (dlg, _("Invalid host/IP address."), _("Proxy Settings"), MB_ERR);
67			return -1;
68			}
69			/* XXX: check prefix */
70			if (!strncmp (t, "http://", 7))
71			pos = 7;
72			ctx->host = strdup (t + pos);
73			}
74			if (check_number (dlg, IDC_PROXY_PORT)) {
75			msg_box (dlg, _("Invalid port number."), _("Proxy Settings"), MB_ERR);
76			return -1;
77			}
78
79			ctx->port = GetDlgItemInt( dlg, IDC_PROXY_PORT, NULL, FALSE );
80			if( ctx->port < 0 \|\| ctx->port > 65535 ) {
81			msg_box (dlg, _("Please select a value from 0-65535 for the port"),
82			_("Proxy Settings"), MB_INFO);
83			return -1;
84			}
85			if( ctx->user && !ctx->pass \|\| !ctx->user && ctx->pass ) {
86			msg_box (dlg, _("When you want to use authentication, "
87			"please fill out both fields."), _("Proxy Settings"), MB_ERR);
88			return -1;
89			}
90			if (ctx->host && !ctx->port \|\| !ctx->host && ctx->port) {
91			msg_box (dlg, _("Please enter a host name and a port."),
92			_("Proxy Settings"), MB_INFO);
93			return -1;
94			}
95			return 0;
96			}
97
98
99			static void
100			enable_proxy_auth (HWND dlg, int val)
101			{
102			int mode = val? TRUE : FALSE;
103			EnableWindow (GetDlgItem (dlg, IDC_PROXY_PWD), mode);
104			EnableWindow (GetDlgItem (dlg, IDC_PROXY_USER), mode);
105			}
106
107
108			/* Dialog box procedure for proxy authentication. */
109			BOOL CALLBACK
110			keyserver_proxy_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
111			{
112			const char proxy = NULL, user=NULL, *pass = NULL;
113			int port = 0, auth = 0;
114			int rc = 0;
115
116			switch (msg) {
117			case WM_INITDIALOG:
118			proxy = kserver_get_proxy (&port);
119			if (proxy) {
120			SetDlgItemText( dlg, IDC_PROXY_HOST, proxy );
121			SetDlgItemInt( dlg, IDC_PROXY_PORT, port, FALSE );
122			user = kserver_get_proxy_info (PROXY_USER);
123			if (user) {
124			SetDlgItemText (dlg, IDC_PROXY_USER, user);
125			CheckDlgButton (dlg, IDC_PROXY_AUTH, BST_CHECKED);
126			auth++;
127			}
128			pass = kserver_get_proxy_info(PROXY_PASS);
129			if (pass) {
130			SetDlgItemText( dlg, IDC_PROXY_PWD, pass );
131			auth++;
132			}
133			}
134			enable_proxy_auth (dlg, auth);
135			center_window (dlg, NULL);
136			SetDlgItemText (dlg, IDC_PROXY_AUTH, _("Server requires &authentication"));
137			SetWindowText (dlg, _("Proxy Settings"));
138			SetForegroundWindow (dlg);
139			break;
140
141			case WM_SYSCOMMAND:
142			if( LOWORD (wparam) == SC_CLOSE)
143			EndDialog (dlg, TRUE);
144			return FALSE;
145
146			case WM_COMMAND:
147			switch (HIWORD (wparam)) {
148			case BN_CLICKED:
149			switch( (int)LOWORD( wparam ) ) {
150			case IDC_PROXY_AUTH:
151			if (IsDlgButtonChecked (dlg, IDC_PROXY_AUTH))
152			enable_proxy_auth (dlg, 1);
153			else
154			enable_proxy_auth (dlg, 0);
155			break;
156			}
157			break;
158			}
159
160			switch( LOWORD( wparam ) ) {
161			case IDOK:
162			if (IsDlgButtonChecked (dlg, IDC_PROXY_AUTH) &&
163			item_get_text_length (dlg, IDC_PROXY_HOST) == 0 &&
164			item_get_text_length (dlg, IDC_PROXY_USER) == 0 &&
165			item_get_text_length (dlg, IDC_PROXY_PWD) == 0) {
166			msg_box (dlg, _("Please fill out all required fields for authentication."),
167			_("Proxy Settings"), MB_WARN);
168			return TRUE;
169			}
170			keyserver_proxy_ctx ctx;
171			memset (&ctx, 0, sizeof (ctx));
172			if (read_proxy (dlg, &ctx))
173			return FALSE;
174			kserver_change_proxy (&ctx);
175			proxy_release (&ctx);
176			EndDialog (dlg, TRUE);
177			return TRUE;
178
179			case IDCANCEL:
180			EndDialog (dlg, FALSE);
181			return FALSE;
182			}
183			break;
184			}
185
186			return FALSE;
187			}