dlls/wininet/dialogs.c

   1 /*
   2  * Wininet
   3  *
   4  * Copyright 2003 Mike McCormack for CodeWeavers Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library 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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include <stdarg.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "wininet.h"
  31 #include "winnetwk.h"
  32 #include "winnls.h"
  33 #include "wine/debug.h"
  34 #include "winerror.h"
  35 #define NO_SHLWAPI_STREAM
  36 #include "shlwapi.h"
  37
  38 #include "internet.h"
  39
  40 #include "wine/unicode.h"
  41
  42 #include "resource.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(wininet);
  45
  46 struct WININET_ErrorDlgParams
  47 {
  48     HWND       hWnd;
  49     HINTERNET  hRequest;
  50     DWORD      dwError;
  51     DWORD      dwFlags;
  52     LPVOID*    lppvData;
  53 };
  54
  55 /***********************************************************************
  56  *         WININET_GetProxyServer
  57  *
  58  *  Determine the name of the proxy server the request is using
  59  */
  60 static BOOL WININET_GetProxyServer( HINTERNET hRequest, LPWSTR szBuf, DWORD sz )
  61 {
  62     LPWININETHTTPREQW lpwhr;
  63     LPWININETHTTPSESSIONW lpwhs = NULL;
  64     LPWININETAPPINFOW hIC = NULL;
  65     LPWSTR p;
  66
  67     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hRequest );
  68     if (NULL == lpwhr)
  69         return FALSE;
  70
  71     lpwhs = lpwhr->lpHttpSession;
  72     if (NULL == lpwhs)
  73         return FALSE;
  74
  75     hIC = lpwhs->lpAppInfo;
  76     if (NULL == hIC)
  77         return FALSE;
  78
  79     lstrcpynW(szBuf, hIC->lpszProxy, sz);
  80
  81     /* FIXME: perhaps it would be better to use InternetCrackUrl here */
  82     p = strchrW(szBuf, ':');
  83     if (p)
  84         *p = 0;
  85
  86     return TRUE;
  87 }
  88
  89 /***********************************************************************
  90  *         WININET_GetAuthRealm
  91  *
  92  *  Determine the name of the (basic) Authentication realm
  93  */
  94 static BOOL WININET_GetAuthRealm( HINTERNET hRequest, LPWSTR szBuf, DWORD sz )
  95 {
  96     LPWSTR p, q;
  97     DWORD index;
  98     static const WCHAR szRealm[] = { 'r','e','a','l','m','=',0 };
  99
 100     /* extract the Realm from the proxy response and show it */
 101     index = 0;
 102     if( !HttpQueryInfoW( hRequest, HTTP_QUERY_PROXY_AUTHENTICATE,
 103                          szBuf, &sz, &index) )
 104         return FALSE;
 105
 106     /*
 107      * FIXME: maybe we should check that we're
 108      * dealing with 'Basic' Authentication
 109      */
 110     p = strchrW( szBuf, ' ' );
 111     if( !p || strncmpW( p+1, szRealm, strlenW(szRealm) ) )
 112     {
 113         ERR("proxy response wrong? (%s)\n", debugstr_w(szBuf));
 114         return FALSE;
 115     }
 116
 117
 118     /* remove quotes */
 119     p += 7;
 120     if( *p == '"' )
 121     {
 122         p++;
 123         q = strrchrW( p, '"' );
 124         if( q )
 125             *q = 0;
 126     }
 127     strcpyW( szBuf, p );
 128
 129     return TRUE;
 130 }
 131
 132 /***********************************************************************
 133  *         WININET_GetSetPassword
 134  */
 135 static BOOL WININET_GetSetPassword( HWND hdlg, LPCWSTR szServer,
 136                                     LPCWSTR szRealm, BOOL bSet )
 137 {
 138     WCHAR szResource[0x80], szUserPass[0x40];
 139     LPWSTR p;
 140     HWND hUserItem, hPassItem;
 141     DWORD r, dwMagic = 19;
 142     UINT r_len, u_len;
 143     WORD sz;
 144     static const WCHAR szColon[] = { ':',0 };
 145     static const WCHAR szbs[] = { '/', 0 };
 146
 147     hUserItem = GetDlgItem( hdlg, IDC_USERNAME );
 148     hPassItem = GetDlgItem( hdlg, IDC_PASSWORD );
 149
 150     /* now try fetch the username and password */
 151     lstrcpyW( szResource, szServer);
 152     lstrcatW( szResource, szbs);
 153     lstrcatW( szResource, szRealm);
 154
 155     /*
 156      * WNetCachePassword is only concerned with the length
 157      * of the data stored (which we tell it) and it does
 158      * not use strlen() internally so we can add WCHAR data
 159      * instead of ASCII data and get it back the same way.
 160      */
 161     if( bSet )
 162     {
 163         szUserPass[0] = 0;
 164         GetWindowTextW( hUserItem, szUserPass,
 165                         (sizeof szUserPass-1)/sizeof(WCHAR) );
 166         lstrcatW(szUserPass, szColon);
 167         u_len = strlenW( szUserPass );
 168         GetWindowTextW( hPassItem, szUserPass+u_len,
 169                         (sizeof szUserPass)/sizeof(WCHAR)-u_len );
 170
 171         r_len = (strlenW( szResource ) + 1)*sizeof(WCHAR);
 172         u_len = (strlenW( szUserPass ) + 1)*sizeof(WCHAR);
 173         r = WNetCachePassword( (CHAR*)szResource, r_len,
 174                                (CHAR*)szUserPass, u_len, dwMagic, 0 );
 175
 176         return ( r == WN_SUCCESS );
 177     }
 178
 179     sz = sizeof szUserPass;
 180     r_len = (strlenW( szResource ) + 1)*sizeof(WCHAR);
 181     r = WNetGetCachedPassword( (CHAR*)szResource, r_len,
 182                                (CHAR*)szUserPass, &sz, dwMagic );
 183     if( r != WN_SUCCESS )
 184         return FALSE;
 185
 186     p = strchrW( szUserPass, ':' );
 187     if( p )
 188     {
 189         *p = 0;
 190         SetWindowTextW( hUserItem, szUserPass );
 191         SetWindowTextW( hPassItem, p+1 );
 192     }
 193
 194     return TRUE;
 195 }
 196
 197 /***********************************************************************
 198  *         WININET_SetProxyAuthorization
 199  */
 200 static BOOL WININET_SetProxyAuthorization( HINTERNET hRequest,
 201                                          LPWSTR username, LPWSTR password )
 202 {
 203     LPWININETHTTPREQW lpwhr;
 204     LPWININETHTTPSESSIONW lpwhs;
 205     LPWININETAPPINFOW hIC;
 206     LPWSTR p;
 207
 208     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hRequest );
 209     if( !lpwhr )
 210         return FALSE;
 211
 212     lpwhs = lpwhr->lpHttpSession;
 213     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 214     {
 215         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 216         return FALSE;
 217     }
 218
 219     hIC = lpwhs->lpAppInfo;
 220
 221     p = HeapAlloc( GetProcessHeap(), 0, (strlenW( username ) + 1)*sizeof(WCHAR) );
 222     if( !p )
 223         return FALSE;
 224
 225     lstrcpyW( p, username );
 226     hIC->lpszProxyUsername = p;
 227
 228     p = HeapAlloc( GetProcessHeap(), 0, (strlenW( password ) + 1)*sizeof(WCHAR) );
 229     if( !p )
 230         return FALSE;
 231
 232     lstrcpyW( p, password );
 233     hIC->lpszProxyPassword = p;
 234
 235     return TRUE;
 236 }
 237
 238 /***********************************************************************
 239  *         WININET_ProxyPasswordDialog
 240  */
 241 static INT_PTR WINAPI WININET_ProxyPasswordDialog(
 242     HWND hdlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
 243 {
 244     HWND hitem;
 245     struct WININET_ErrorDlgParams *params;
 246     WCHAR szRealm[0x80], szServer[0x80];
 247
 248     if( uMsg == WM_INITDIALOG )
 249     {
 250         TRACE("WM_INITDIALOG (%08lx)\n", lParam);
 251
 252         /* save the parameter list */
 253         params = (struct WININET_ErrorDlgParams*) lParam;
 254         SetWindowLongPtrW( hdlg, GWLP_USERDATA, lParam );
 255
 256         /* extract the Realm from the proxy response and show it */
 257         if( WININET_GetAuthRealm( params->hRequest,
 258                                   szRealm, sizeof szRealm/sizeof(WCHAR)) )
 259         {
 260             hitem = GetDlgItem( hdlg, IDC_REALM );
 261             SetWindowTextW( hitem, szRealm );
 262         }
 263
 264         /* extract the name of the proxy server */
 265         if( WININET_GetProxyServer( params->hRequest,
 266                                     szServer, sizeof szServer/sizeof(WCHAR)) )
 267         {
 268             hitem = GetDlgItem( hdlg, IDC_PROXY );
 269             SetWindowTextW( hitem, szServer );
 270         }
 271
 272         WININET_GetSetPassword( hdlg, szServer, szRealm, FALSE );
 273
 274         return TRUE;
 275     }
 276
 277     params = (struct WININET_ErrorDlgParams*)
 278                  GetWindowLongPtrW( hdlg, GWLP_USERDATA );
 279
 280     switch( uMsg )
 281     {
 282     case WM_COMMAND:
 283         if( wParam == IDOK )
 284         {
 285             WCHAR username[0x20], password[0x20];
 286
 287             username[0] = 0;
 288             hitem = GetDlgItem( hdlg, IDC_USERNAME );
 289             if( hitem )
 290                 GetWindowTextW( hitem, username, sizeof username/sizeof(WCHAR) );
 291
 292             password[0] = 0;
 293             hitem = GetDlgItem( hdlg, IDC_PASSWORD );
 294             if( hitem )
 295                 GetWindowTextW( hitem, password, sizeof password/sizeof(WCHAR) );
 296
 297             hitem = GetDlgItem( hdlg, IDC_SAVEPASSWORD );
 298             if( hitem &&
 299                 SendMessageW( hitem, BM_GETSTATE, 0, 0 ) &&
 300                 WININET_GetAuthRealm( params->hRequest,
 301                                   szRealm, sizeof szRealm/sizeof(WCHAR)) &&
 302                 WININET_GetProxyServer( params->hRequest,
 303                                     szServer, sizeof szServer/sizeof(WCHAR)) )
 304             {
 305                 WININET_GetSetPassword( hdlg, szServer, szRealm, TRUE );
 306             }
 307             WININET_SetProxyAuthorization( params->hRequest, username, password );
 308
 309             EndDialog( hdlg, ERROR_INTERNET_FORCE_RETRY );
 310             return TRUE;
 311         }
 312         if( wParam == IDCANCEL )
 313         {
 314             EndDialog( hdlg, 0 );
 315             return TRUE;
 316         }
 317         break;
 318     }
 319     return FALSE;
 320 }
 321
 322 /***********************************************************************
 323  *         WININET_GetConnectionStatus
 324  */
 325 static INT WININET_GetConnectionStatus( HINTERNET hRequest )
 326 {
 327     WCHAR szStatus[0x20];
 328     DWORD sz, index, dwStatus;
 329
 330     TRACE("%p\n", hRequest );
 331
 332     sz = sizeof szStatus;
 333     index = 0;
 334     if( !HttpQueryInfoW( hRequest, HTTP_QUERY_STATUS_CODE,
 335                     szStatus, &sz, &index))
 336         return -1;
 337     dwStatus = atoiW( szStatus );
 338
 339     TRACE("request %p status = %d\n", hRequest, dwStatus );
 340
 341     return dwStatus;
 342 }
 343
 344
 345 /***********************************************************************
 346  *         InternetErrorDlg
 347  */
 348 DWORD WINAPI InternetErrorDlg(HWND hWnd, HINTERNET hRequest,
 349                  DWORD dwError, DWORD dwFlags, LPVOID* lppvData)
 350 {
 351     struct WININET_ErrorDlgParams params;
 352     HMODULE hwininet = GetModuleHandleA( "wininet.dll" );
 353     INT dwStatus;
 354
 355     TRACE("%p %p %d %08x %p\n", hWnd, hRequest, dwError, dwFlags, lppvData);
 356
 357     params.hWnd = hWnd;
 358     params.hRequest = hRequest;
 359     params.dwError = dwError;
 360     params.dwFlags = dwFlags;
 361     params.lppvData = lppvData;
 362
 363     switch( dwError )
 364     {
 365     case ERROR_SUCCESS:
 366         if( !(dwFlags & FLAGS_ERROR_UI_FILTER_FOR_ERRORS ) )
 367             return 0;
 368         dwStatus = WININET_GetConnectionStatus( hRequest );
 369         if( HTTP_STATUS_PROXY_AUTH_REQ != dwStatus )
 370             return ERROR_SUCCESS;
 371         return DialogBoxParamW( hwininet, MAKEINTRESOURCEW( IDD_PROXYDLG ),
 372                     hWnd, WININET_ProxyPasswordDialog, (LPARAM) &params );
 373
 374     case ERROR_INTERNET_INCORRECT_PASSWORD:
 375         return DialogBoxParamW( hwininet, MAKEINTRESOURCEW( IDD_PROXYDLG ),
 376                     hWnd, WININET_ProxyPasswordDialog, (LPARAM) &params );
 377
 378     case ERROR_INTERNET_HTTP_TO_HTTPS_ON_REDIR:
 379     case ERROR_INTERNET_INVALID_CA:
 380     case ERROR_INTERNET_POST_IS_NON_SECURE:
 381     case ERROR_INTERNET_SEC_CERT_CN_INVALID:
 382     case ERROR_INTERNET_SEC_CERT_DATE_INVALID:
 383         FIXME("Need to display dialog for error %d\n", dwError);
 384         return ERROR_SUCCESS;
 385     }
 386     return ERROR_INVALID_PARAMETER;
 387 }