programs/extrac32/extrac32.c

   1 /*
   2  * Extract - Wine-compatible program for extract *.cab files.
   3  *
   4  * Copyright 2007 Etersoft (Lyutin Anatoly)
   5  * Copyright 2009 Ilya Shpigor
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <windows.h>
  23 #include <shellapi.h>
  24 #include <setupapi.h>
  25 #include <shlwapi.h>
  26
  27 #include "wine/unicode.h"
  28 #include "wine/debug.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(extrac32);
  31
  32 static BOOL force_mode;
  33
  34 static UINT WINAPI ExtCabCallback(PVOID Context, UINT Notification, UINT_PTR Param1, UINT_PTR Param2)
  35 {
  36     FILE_IN_CABINET_INFO_W *pInfo;
  37     FILEPATHS_W *pFilePaths;
  38
  39     switch(Notification)
  40     {
  41         case SPFILENOTIFY_FILEINCABINET:
  42             pInfo = (FILE_IN_CABINET_INFO_W*)Param1;
  43             lstrcpyW(pInfo->FullTargetName, (LPCWSTR)Context);
  44             lstrcatW(pInfo->FullTargetName, pInfo->NameInCabinet);
  45             return FILEOP_DOIT;
  46         case SPFILENOTIFY_FILEEXTRACTED:
  47             pFilePaths = (FILEPATHS_W*)Param1;
  48             WINE_TRACE("Extracted %s\n", wine_dbgstr_w(pFilePaths->Target));
  49             return NO_ERROR;
  50     }
  51     return NO_ERROR;
  52 }
  53
  54 static void extract(LPCWSTR cabfile, LPWSTR destdir)
  55 {
  56     if (!SetupIterateCabinetW(cabfile, 0, ExtCabCallback, destdir))
  57         WINE_ERR("Could not extract cab file %s\n", wine_dbgstr_w(cabfile));
  58 }
  59
  60 static void copy_file(LPCWSTR source, LPCWSTR destination)
  61 {
  62     WCHAR destfile[MAX_PATH];
  63
  64     /* append source filename if destination is a directory */
  65     if (PathIsDirectoryW(destination))
  66     {
  67         PathCombineW(destfile, destination, PathFindFileNameW(source));
  68         destination = destfile;
  69     }
  70
  71     if (PathFileExistsW(destination) && !force_mode)
  72     {
  73         static const WCHAR overwriteMsg[] = {'O','v','e','r','w','r','i','t','e',' ','"','%','s','"','?',0};
  74         static const WCHAR titleMsg[] = {'E','x','t','r','a','c','t',0};
  75         WCHAR msg[MAX_PATH+100];
  76         snprintfW(msg, sizeof(msg)/sizeof(msg[0]), overwriteMsg, destination);
  77         if (MessageBoxW(NULL, msg, titleMsg, MB_YESNO | MB_ICONWARNING) != IDYES)
  78             return;
  79     }
  80
  81     WINE_TRACE("copying %s to %s\n", wine_dbgstr_w(source), wine_dbgstr_w(destination));
  82     CopyFileW(source, destination, FALSE);
  83 }
  84
  85 int PASCAL wWinMain(HINSTANCE hInstance, HINSTANCE prev, LPWSTR cmdline, int show)
  86 {
  87     LPWSTR *argv;
  88     int argc;
  89     int i;
  90     WCHAR check, cmd = 0;
  91     WCHAR path[MAX_PATH];
  92     WCHAR backslash[] = {'\\',0};
  93     LPCWSTR cabfile = NULL;
  94
  95     path[0] = 0;
  96     argv = CommandLineToArgvW(cmdline, &argc);
  97
  98     if(!argv)
  99     {
 100         WINE_ERR("Bad command line arguments\n");
 101         return 0;
 102     }
 103
 104     /* Parse arguments */
 105     for(i = 0; i < argc; i++)
 106     {
 107         /* Get cabfile */
 108         if (argv[i][0] != '/')
 109         {
 110             if (!cabfile)
 111             {
 112                 cabfile = argv[i];
 113                 continue;
 114             } else
 115                 break;
 116         }
 117         /* Get parameters for commands */
 118         check = toupperW( argv[i][1] );
 119         switch(check)
 120         {
 121             case 'A':
 122                 WINE_FIXME("/A not implemented\n");
 123                 break;
 124             case 'Y':
 125                 force_mode = TRUE;
 126                 break;
 127             case 'L':
 128                 if ((i + 1) >= argc) return 0;
 129                 if (!GetFullPathNameW(argv[++i], MAX_PATH, path, NULL))
 130                     return 0;
 131                 break;
 132             case 'C':
 133                 if (cmd) return 0;
 134                 cmd = check;
 135                 break;
 136             case 'E':
 137             case 'D':
 138                 if (cmd) return 0;
 139                 cmd = check;
 140                 break;
 141             default:
 142                 return 0;
 143         }
 144     }
 145
 146     if (!cabfile)
 147         return 0;
 148
 149     if (cmd == 'C')
 150     {
 151         if ((i + 1) != argc) return 0;
 152         if (!GetFullPathNameW(argv[i], MAX_PATH, path, NULL))
 153             return 0;
 154     }
 155
 156     if (!path[0])
 157         GetCurrentDirectoryW(MAX_PATH, path);
 158
 159     lstrcatW(path, backslash);
 160
 161     /* Execute the specified command */
 162     switch(cmd)
 163     {
 164         case 'C':
 165             /* Copy file */
 166             copy_file(cabfile, path);
 167             break;
 168         case 'E':
 169             /* Extract CAB archive */
 170             extract(cabfile, path);
 171             break;
 172         case 0:
 173         case 'D':
 174             /* Display CAB archive */
 175             WINE_FIXME("/D not implemented\n");
 176             break;
 177     }
 178     return 0;
 179 }