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