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
 */
#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	twoaday	2	/* wptProxySettingsDlg.cpp - Dialog for the proxy settings
2	twoaday	22	* Copyright (C) 2002-2005 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			#include <windows.h>
21
22			#include "../resource.h"
23			#include "wptTypes.h"
24			#include "wptKeyserver.h"
25			#include "wptW32API.h"
26			#include "wptErrors.h"
27			#include "wptNLS.h"
28			#include "wptKeyserver.h"
29
30
31			static int
32	twoaday	13	check_number (HWND dlg, int id)
33			{
34			char buf[32];
35			size_t i;
36
37			GetDlgItemText (dlg, id, buf, 31);
38			for (i=0; i < strlen (buf); i++) {
39			if (!isdigit (buf[i]))
40			return -1;
41			}
42			return 0;
43			}
44
45
46			static int
47	twoaday	2	read_proxy (HWND dlg, keyserver_proxy_ctx * ctx)
48			{
49			char t[512];
50			int ncount = 0, pos = 0;
51
52	twoaday	22	ncount = GetDlgItemText( dlg, IDC_PROXY_PWD, t, DIM (t)-1);
53	twoaday	2	if( ncount )
54			ctx->pass = strdup( t );
55	twoaday	22	ncount = GetDlgItemText( dlg, IDC_PROXY_USER, t, DIM (t)-1);
56	twoaday	2	if( ncount )
57			ctx->user = strdup( t );
58	twoaday	22	ncount = GetDlgItemText( dlg, IDC_PROXY_HOST, t, DIM (t)-1);
59			if (ncount) {
60			if (check_IP_or_hostname (t)) {
61			msg_box (dlg, _("Invalid host/IP address."), _("Proxy Settings"), MB_ERR);
62			return -1;
63			}
64			/* XXX: check prefix */
65	twoaday	2	if (!strncmp (t, "http://", 7))
66			pos = 7;
67			ctx->host = strdup (t + pos);
68	twoaday	22	}
69	twoaday	13	if (check_number (dlg, IDC_PROXY_PORT)) {
70			msg_box (dlg, _("Invalid port number."), _("Proxy Settings"), MB_ERR);
71			return -1;
72	twoaday	2	}
73	twoaday	13
74	twoaday	2	ctx->port = GetDlgItemInt( dlg, IDC_PROXY_PORT, NULL, FALSE );
75			if( ctx->port < 0 \|\| ctx->port > 65535 ) {
76	twoaday	32	msg_box (dlg, _("Please select a value from 0-65535 for the port"),
77			_("Proxy Settings"), MB_INFO);
78	twoaday	2	return -1;
79			}
80			if( ctx->user && !ctx->pass \|\| !ctx->user && ctx->pass ) {
81	twoaday	32	msg_box (dlg, _("When you want to use authentication, "
82			"please fill out both fields."), _("Proxy Settings"), MB_ERR);
83	twoaday	2	return -1;
84			}
85	twoaday	32	if (ctx->host && !ctx->port \|\| !ctx->host && ctx->port) {
86			msg_box (dlg, _("Please enter a host name and a port."),
87			_("Proxy Settings"), MB_INFO);
88	twoaday	2	return -1;
89			}
90			return 0;
91	twoaday	32	}
92	twoaday	2
93
94	twoaday	22	static void
95			enable_proxy_auth (HWND dlg, int val)
96			{
97			int mode = val? TRUE : FALSE;
98			EnableWindow (GetDlgItem (dlg, IDC_PROXY_PWD), mode);
99			EnableWindow (GetDlgItem (dlg, IDC_PROXY_USER), mode);
100			}
101
102
103	twoaday	32	/* Dialog box procedure for proxy authentication. */
104	twoaday	2	BOOL CALLBACK
105	twoaday	22	keyserver_proxy_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
106	twoaday	2	{
107	twoaday	22	const char proxy = NULL, user=NULL, *pass = NULL;
108			int port = 0, auth = 0;
109	twoaday	2	int rc = 0;
110
111	twoaday	22	switch (msg) {
112	twoaday	2	case WM_INITDIALOG:
113	twoaday	22	proxy = kserver_get_proxy (&port);
114			if (proxy) {
115	twoaday	2	SetDlgItemText( dlg, IDC_PROXY_HOST, proxy );
116			SetDlgItemInt( dlg, IDC_PROXY_PORT, port, FALSE );
117	twoaday	32	user = kserver_get_proxy_info (PROXY_USER);
118	twoaday	22	if (user) {
119			SetDlgItemText (dlg, IDC_PROXY_USER, user);
120			CheckDlgButton (dlg, IDC_PROXY_AUTH, BST_CHECKED);
121			auth++;
122			}
123			pass = kserver_get_proxy_info(PROXY_PASS);
124			if (pass) {
125	twoaday	2	SetDlgItemText( dlg, IDC_PROXY_PWD, pass );
126	twoaday	22	auth++;
127			}
128	twoaday	2	}
129	twoaday	22	enable_proxy_auth (dlg, auth);
130	twoaday	23	center_window (dlg, NULL);
131	twoaday	32	SetDlgItemText (dlg, IDC_PROXY_AUTH, _("Server requires &authentication"));
132			SetWindowText (dlg, _("Proxy Settings"));
133	twoaday	22	SetForegroundWindow (dlg);
134	twoaday	2	break;
135
136			case WM_SYSCOMMAND:
137	twoaday	22	if( LOWORD (wparam) == SC_CLOSE)
138			EndDialog (dlg, TRUE);
139	twoaday	2	return FALSE;
140
141			case WM_COMMAND:
142	twoaday	22	switch (HIWORD (wparam)) {
143			case BN_CLICKED:
144			switch( (int)LOWORD( wparam ) ) {
145			case IDC_PROXY_AUTH:
146			if (IsDlgButtonChecked (dlg, IDC_PROXY_AUTH))
147			enable_proxy_auth (dlg, 1);
148			else
149			enable_proxy_auth (dlg, 0);
150			break;
151			}
152			break;
153			}
154
155	twoaday	2	switch( LOWORD( wparam ) ) {
156			case IDOK:
157	twoaday	22	if (IsDlgButtonChecked (dlg, IDC_PROXY_AUTH) &&
158			item_get_text_length (dlg, IDC_PROXY_HOST) == 0 &&
159			item_get_text_length (dlg, IDC_PROXY_USER) == 0 &&
160			item_get_text_length (dlg, IDC_PROXY_PWD) == 0) {
161			msg_box (dlg, _("Please fill out all required fields for authentication."),
162			_("Proxy Settings"), MB_WARN);
163	twoaday	32	return TRUE;
164	twoaday	22	}
165	twoaday	2	keyserver_proxy_ctx ctx;
166			memset (&ctx, 0, sizeof (ctx));
167			if (read_proxy (dlg, &ctx))
168			return FALSE;
169			kserver_change_proxy (&ctx);
170			proxy_release (&ctx);
171			EndDialog (dlg, TRUE);
172			return TRUE;
173
174			case IDCANCEL:
175			EndDialog (dlg, FALSE);
176			return FALSE;
177			}
178			break;
179			}
180
181			return FALSE;
182	twoaday	32	}