dlls/msi/files.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2005 Aric Stewart for CodeWeavers
   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
  22 /*
  23  * Actions dealing with files These are
  24  *
  25  * InstallFiles
  26  * DuplicateFiles
  27  * MoveFiles (TODO)
  28  * PatchFiles (TODO)
  29  * RemoveDuplicateFiles(TODO)
  30  * RemoveFiles(TODO)
  31  */
  32
  33 #include <stdarg.h>
  34
  35 #include "windef.h"
  36 #include "winbase.h"
  37 #include "winerror.h"
  38 #include "wine/debug.h"
  39 #include "fdi.h"
  40 #include "msi.h"
  41 #include "msidefs.h"
  42 #include "msvcrt/fcntl.h"
  43 #include "msipriv.h"
  44 #include "winuser.h"
  45 #include "wine/unicode.h"
  46 #include "action.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  49
  50 extern const WCHAR szInstallFiles[];
  51 extern const WCHAR szDuplicateFiles[];
  52 extern const WCHAR szMoveFiles[];
  53 extern const WCHAR szPatchFiles[];
  54 extern const WCHAR szRemoveDuplicateFiles[];
  55 extern const WCHAR szRemoveFiles[];
  56
  57 static const WCHAR cszTempFolder[]= {'T','e','m','p','F','o','l','d','e','r',0};
  58
  59
  60 /*
  61  * This is a helper function for handling embedded cabinet media
  62  */
  63 static UINT writeout_cabinet_stream(MSIPACKAGE *package, LPCWSTR stream_name,
  64                                     WCHAR* source)
  65 {
  66     UINT rc;
  67     USHORT* data;
  68     UINT    size;
  69     DWORD   write;
  70     HANDLE  the_file;
  71     WCHAR tmp[MAX_PATH];
  72
  73     rc = read_raw_stream_data(package->db,stream_name,&data,&size);
  74     if (rc != ERROR_SUCCESS)
  75         return rc;
  76
  77     write = MAX_PATH;
  78     if (MSI_GetPropertyW(package, cszTempFolder, tmp, &write))
  79         GetTempPathW(MAX_PATH,tmp);
  80
  81     GetTempFileNameW(tmp,stream_name,0,source);
  82
  83     track_tempfile(package,strrchrW(source,'\\'), source);
  84     the_file = CreateFileW(source, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
  85                            FILE_ATTRIBUTE_NORMAL, NULL);
  86
  87     if (the_file == INVALID_HANDLE_VALUE)
  88     {
  89         ERR("Unable to create file %s\n",debugstr_w(source));
  90         rc = ERROR_FUNCTION_FAILED;
  91         goto end;
  92     }
  93
  94     WriteFile(the_file,data,size,&write,NULL);
  95     CloseHandle(the_file);
  96     TRACE("wrote %li bytes to %s\n",write,debugstr_w(source));
  97 end:
  98     msi_free(data);
  99     return rc;
 100 }
 101
 102
 103 /* Support functions for FDI functions */
 104 typedef struct
 105 {
 106     MSIPACKAGE* package;
 107     LPCSTR cab_path;
 108 } CabData;
 109
 110 static void * cabinet_alloc(ULONG cb)
 111 {
 112     return msi_alloc(cb);
 113 }
 114
 115 static void cabinet_free(void *pv)
 116 {
 117     msi_free(pv);
 118 }
 119
 120 static INT_PTR cabinet_open(char *pszFile, int oflag, int pmode)
 121 {
 122     HANDLE handle;
 123     DWORD dwAccess = 0;
 124     DWORD dwShareMode = 0;
 125     DWORD dwCreateDisposition = OPEN_EXISTING;
 126     switch (oflag & _O_ACCMODE)
 127     {
 128     case _O_RDONLY:
 129         dwAccess = GENERIC_READ;
 130         dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
 131         break;
 132     case _O_WRONLY:
 133         dwAccess = GENERIC_WRITE;
 134         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 135         break;
 136     case _O_RDWR:
 137         dwAccess = GENERIC_READ | GENERIC_WRITE;
 138         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 139         break;
 140     }
 141     if ((oflag & (_O_CREAT | _O_EXCL)) == (_O_CREAT | _O_EXCL))
 142         dwCreateDisposition = CREATE_NEW;
 143     else if (oflag & _O_CREAT)
 144         dwCreateDisposition = CREATE_ALWAYS;
 145     handle = CreateFileA( pszFile, dwAccess, dwShareMode, NULL,
 146                           dwCreateDisposition, 0, NULL );
 147     if (handle == INVALID_HANDLE_VALUE)
 148         return 0;
 149     return (INT_PTR) handle;
 150 }
 151
 152 static UINT cabinet_read(INT_PTR hf, void *pv, UINT cb)
 153 {
 154     HANDLE handle = (HANDLE) hf;
 155     DWORD dwRead;
 156     if (ReadFile(handle, pv, cb, &dwRead, NULL))
 157         return dwRead;
 158     return 0;
 159 }
 160
 161 static UINT cabinet_write(INT_PTR hf, void *pv, UINT cb)
 162 {
 163     HANDLE handle = (HANDLE) hf;
 164     DWORD dwWritten;
 165     if (WriteFile(handle, pv, cb, &dwWritten, NULL))
 166         return dwWritten;
 167     return 0;
 168 }
 169
 170 static int cabinet_close(INT_PTR hf)
 171 {
 172     HANDLE handle = (HANDLE) hf;
 173     return CloseHandle(handle) ? 0 : -1;
 174 }
 175
 176 static long cabinet_seek(INT_PTR hf, long dist, int seektype)
 177 {
 178     HANDLE handle = (HANDLE) hf;
 179     /* flags are compatible and so are passed straight through */
 180     return SetFilePointer(handle, dist, NULL, seektype);
 181 }
 182
 183 static void msi_file_update_ui( MSIPACKAGE *package, MSIFILE *f, const WCHAR *action )
 184 {
 185     MSIRECORD *uirow;
 186     LPWSTR uipath, p;
 187
 188     /* the UI chunk */
 189     uirow = MSI_CreateRecord( 9 );
 190     MSI_RecordSetStringW( uirow, 1, f->FileName );
 191     uipath = strdupW( f->TargetPath );
 192     p = strrchrW(uipath,'\\');
 193     if (p)
 194         p[1]=0;
 195     MSI_RecordSetStringW( uirow, 9, uipath);
 196     MSI_RecordSetInteger( uirow, 6, f->FileSize );
 197     ui_actiondata( package, action, uirow);
 198     msiobj_release( &uirow->hdr );
 199     msi_free( uipath );
 200     ui_progress( package, 2, f->FileSize, 0, 0);
 201 }
 202
 203 static INT_PTR cabinet_notify(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
 204 {
 205     switch (fdint)
 206     {
 207     case fdintCOPY_FILE:
 208     {
 209         CabData *data = (CabData*) pfdin->pv;
 210         HANDLE handle;
 211         LPWSTR file;
 212         MSIFILE *f;
 213
 214         file = strdupAtoW(pfdin->psz1);
 215         f = get_loaded_file(data->package, file);
 216         msi_free(file);
 217
 218         if (!f)
 219         {
 220             ERR("Unknown File in Cabinet (%s)\n",debugstr_a(pfdin->psz1));
 221             return 0;
 222         }
 223
 224         if (f->state != msifs_missing && f->state != msifs_overwrite)
 225         {
 226             TRACE("Skipping extraction of %s\n",debugstr_a(pfdin->psz1));
 227             return 0;
 228         }
 229
 230         msi_file_update_ui( data->package, f, szInstallFiles );
 231
 232         TRACE("extracting %s\n", debugstr_w(f->TargetPath) );
 233
 234         handle = CreateFileW( f->TargetPath, GENERIC_READ | GENERIC_WRITE, 0,
 235                               NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL );
 236         if ( handle == INVALID_HANDLE_VALUE )
 237         {
 238             ERR("failed to create %s (error %ld)\n",
 239                 debugstr_w( f->TargetPath ), GetLastError() );
 240             return 0;
 241         }
 242
 243         f->state = msifs_installed;
 244         return (INT_PTR) handle;
 245     }
 246     case fdintCLOSE_FILE_INFO:
 247     {
 248         FILETIME ft;
 249         FILETIME ftLocal;
 250         HANDLE handle = (HANDLE) pfdin->hf;
 251
 252         if (!DosDateTimeToFileTime(pfdin->date, pfdin->time, &ft))
 253             return -1;
 254         if (!LocalFileTimeToFileTime(&ft, &ftLocal))
 255             return -1;
 256         if (!SetFileTime(handle, &ftLocal, 0, &ftLocal))
 257             return -1;
 258         CloseHandle(handle);
 259         return 1;
 260     }
 261     default:
 262         return 0;
 263     }
 264 }
 265
 266 /***********************************************************************
 267  *            extract_cabinet_file
 268  *
 269  * Extract files from a cab file.
 270  */
 271 static BOOL extract_cabinet_file(MSIPACKAGE* package, LPCWSTR source,
 272                                  LPCWSTR path)
 273 {
 274     HFDI hfdi;
 275     ERF erf;
 276     BOOL ret;
 277     char *cabinet;
 278     char *cab_path;
 279     CabData data;
 280
 281     TRACE("Extracting %s to %s\n",debugstr_w(source), debugstr_w(path));
 282
 283     hfdi = FDICreate(cabinet_alloc,
 284                      cabinet_free,
 285                      cabinet_open,
 286                      cabinet_read,
 287                      cabinet_write,
 288                      cabinet_close,
 289                      cabinet_seek,
 290                      0,
 291                      &erf);
 292     if (!hfdi)
 293     {
 294         ERR("FDICreate failed\n");
 295         return FALSE;
 296     }
 297
 298     if (!(cabinet = strdupWtoA( source )))
 299     {
 300         FDIDestroy(hfdi);
 301         return FALSE;
 302     }
 303     if (!(cab_path = strdupWtoA( path )))
 304     {
 305         FDIDestroy(hfdi);
 306         msi_free(cabinet);
 307         return FALSE;
 308     }
 309
 310     data.package = package;
 311     data.cab_path = cab_path;
 312
 313     ret = FDICopy(hfdi, cabinet, "", 0, cabinet_notify, NULL, &data);
 314
 315     if (!ret)
 316         ERR("FDICopy failed\n");
 317
 318     FDIDestroy(hfdi);
 319
 320     msi_free(cabinet);
 321     msi_free(cab_path);
 322
 323     return ret;
 324 }
 325
 326 static VOID set_file_source(MSIPACKAGE* package, MSIFILE* file, MSICOMPONENT*
 327         comp, LPCWSTR path)
 328 {
 329     if (file->Attributes & msidbFileAttributesNoncompressed)
 330     {
 331         LPWSTR p, path;
 332         p = resolve_folder(package, comp->Directory, TRUE, FALSE, NULL);
 333         path = build_directory_name(2, p, file->ShortName);
 334         if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW( path ))
 335         {
 336             msi_free(path);
 337             path = build_directory_name(2, p, file->LongName);
 338         }
 339         file->SourcePath = path;
 340         msi_free(p);
 341     }
 342     else
 343         file->SourcePath = build_directory_name(2, path, file->File);
 344 }
 345
 346 struct media_info {
 347     UINT last_sequence;
 348     LPWSTR last_volume;
 349     LPWSTR last_path;
 350     DWORD count;
 351     WCHAR source[MAX_PATH];
 352 };
 353
 354 static struct media_info *create_media_info( void )
 355 {
 356     struct media_info *mi;
 357
 358     mi = msi_alloc( sizeof *mi  );
 359     if (mi)
 360     {
 361         mi->last_sequence = 0;
 362         mi->last_volume = NULL;
 363         mi->last_path = NULL;
 364         mi->count = 0;
 365         mi->source[0] = 0;
 366     }
 367
 368     return mi;
 369 }
 370
 371 static void free_media_info( struct media_info *mi )
 372 {
 373     msi_free( mi->last_path );
 374     msi_free( mi );
 375 }
 376
 377 static UINT ready_media_for_file( MSIPACKAGE *package, struct media_info *mi,
 378                                   MSIFILE *file )
 379 {
 380     UINT rc = ERROR_SUCCESS;
 381     MSIRECORD * row = 0;
 382     static const WCHAR ExecSeqQuery[] =
 383         {'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
 384          '`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
 385          '`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ','>','=',
 386          ' ','%', 'i',' ','O','R','D','E','R',' ','B','Y',' ',
 387          '`','L','a','s','t','S','e','q','u','e','n','c','e','`',0};
 388     LPCWSTR cab, volume;
 389     DWORD sz;
 390     INT seq;
 391     LPCWSTR prompt;
 392     MSICOMPONENT *comp = file->Component;
 393
 394     if (file->Sequence <= mi->last_sequence)
 395     {
 396         set_file_source(package,file,comp,mi->last_path);
 397         TRACE("Media already ready (%u, %u)\n",file->Sequence,mi->last_sequence);
 398         return ERROR_SUCCESS;
 399     }
 400
 401     mi->count ++;
 402     row = MSI_QueryGetRecord(package->db, ExecSeqQuery, file->Sequence);
 403     if (!row)
 404     {
 405         TRACE("Unable to query row\n");
 406         return ERROR_FUNCTION_FAILED;
 407     }
 408
 409     seq = MSI_RecordGetInteger(row,2);
 410     mi->last_sequence = seq;
 411
 412     volume = MSI_RecordGetString(row, 5);
 413     prompt = MSI_RecordGetString(row, 3);
 414
 415     msi_free(mi->last_path);
 416     mi->last_path = NULL;
 417
 418     if (file->Attributes & msidbFileAttributesNoncompressed)
 419     {
 420         mi->last_path = resolve_folder(package, comp->Directory, TRUE, FALSE, NULL);
 421         set_file_source(package,file,comp,mi->last_path);
 422
 423         MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
 424             MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count, volume,
 425             prompt);
 426
 427         MsiSourceListSetInfoW(package->ProductCode, NULL,
 428                 MSIINSTALLCONTEXT_USERMANAGED,
 429                 MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
 430                 INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 431         msiobj_release(&row->hdr);
 432         return rc;
 433     }
 434
 435     cab = MSI_RecordGetString(row,4);
 436     if (cab)
 437     {
 438         TRACE("Source is CAB %s\n",debugstr_w(cab));
 439         /* the stream does not contain the # character */
 440         if (cab[0]=='#')
 441         {
 442             LPWSTR path;
 443
 444             writeout_cabinet_stream(package,&cab[1],mi->source);
 445             mi->last_path = strdupW(mi->source);
 446             *(strrchrW(mi->last_path,'\\')+1)=0;
 447
 448             path = msi_dup_property( package, cszSourceDir );
 449
 450             MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
 451                 MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count,
 452                 volume, prompt);
 453
 454             MsiSourceListSetInfoW(package->ProductCode, NULL,
 455                 MSIINSTALLCONTEXT_USERMANAGED,
 456                 MSICODE_PRODUCT|MSISOURCETYPE_NETWORK,
 457                 INSTALLPROPERTY_LASTUSEDSOURCEW, path);
 458
 459             msi_free(path);
 460         }
 461         else
 462         {
 463             sz = MAX_PATH;
 464             mi->last_path = msi_alloc(MAX_PATH*sizeof(WCHAR));
 465             if (MSI_GetPropertyW(package, cszSourceDir, mi->source, &sz))
 466             {
 467                 ERR("No Source dir defined\n");
 468                 rc = ERROR_FUNCTION_FAILED;
 469             }
 470             else
 471             {
 472                 strcpyW(mi->last_path,mi->source);
 473                 strcatW(mi->source,cab);
 474
 475                 MsiSourceListSetInfoW(package->ProductCode, NULL,
 476                             MSIINSTALLCONTEXT_USERMANAGED,
 477                             MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
 478                             INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 479
 480                 /* extract the cab file into a folder in the temp folder */
 481                 sz = MAX_PATH;
 482                 if (MSI_GetPropertyW(package, cszTempFolder,mi->last_path, &sz)
 483                                     != ERROR_SUCCESS)
 484                     GetTempPathW(MAX_PATH,mi->last_path);
 485             }
 486         }
 487         rc = !extract_cabinet_file(package, mi->source, mi->last_path);
 488     }
 489     else
 490     {
 491         sz = MAX_PATH;
 492         mi->last_path = msi_alloc(MAX_PATH*sizeof(WCHAR));
 493         MSI_GetPropertyW(package,cszSourceDir,mi->source,&sz);
 494         strcpyW(mi->last_path,mi->source);
 495
 496         MsiSourceListSetInfoW(package->ProductCode, NULL,
 497                     MSIINSTALLCONTEXT_USERMANAGED,
 498                     MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
 499                     INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 500     }
 501     set_file_source(package, file, comp, mi->last_path);
 502
 503     MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
 504             MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count, volume,
 505             prompt);
 506
 507     msiobj_release(&row->hdr);
 508
 509     return rc;
 510 }
 511
 512 static UINT get_file_target(MSIPACKAGE *package, LPCWSTR file_key,
 513                             MSIFILE** file)
 514 {
 515     LIST_FOR_EACH_ENTRY( *file, &package->files, MSIFILE, entry )
 516     {
 517         if (lstrcmpW( file_key, (*file)->File )==0)
 518         {
 519             if ((*file)->state >= msifs_overwrite)
 520                 return ERROR_SUCCESS;
 521             else
 522                 return ERROR_FILE_NOT_FOUND;
 523         }
 524     }
 525
 526     return ERROR_FUNCTION_FAILED;
 527 }
 528
 529 /*
 530  * ACTION_InstallFiles()
 531  *
 532  * For efficiency, this is done in two passes:
 533  * 1) Correct all the TargetPaths and determine what files are to be installed.
 534  * 2) Extract Cabinets and copy files.
 535  */
 536 UINT ACTION_InstallFiles(MSIPACKAGE *package)
 537 {
 538     struct media_info *mi;
 539     UINT rc = ERROR_SUCCESS;
 540     LPWSTR ptr;
 541     MSIFILE *file;
 542
 543     /* increment progress bar each time action data is sent */
 544     ui_progress(package,1,1,0,0);
 545
 546     /* handle the keys for the SourceList */
 547     ptr = strrchrW(package->PackagePath,'\\');
 548     if (ptr)
 549     {
 550         ptr ++;
 551         MsiSourceListSetInfoW(package->ProductCode, NULL,
 552                 MSIINSTALLCONTEXT_USERMANAGED,
 553                 MSICODE_PRODUCT,
 554                 INSTALLPROPERTY_PACKAGENAMEW, ptr);
 555     }
 556     /* FIXME("Write DiskPrompt\n"); */
 557
 558     /* Pass 1 */
 559     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 560     {
 561         if (!ACTION_VerifyComponentForAction( file->Component, INSTALLSTATE_LOCAL ))
 562         {
 563             ui_progress(package,2,file->FileSize,0,0);
 564             TRACE("File %s is not scheduled for install\n",
 565                    debugstr_w(file->File));
 566
 567             file->state = msifs_skipped;
 568         }
 569     }
 570
 571     /*
 572      * Despite MSDN specifying that the CreateFolders action
 573      * should be called before InstallFiles, some installers don't
 574      * do that, and they seem to work correctly.  We need to create
 575      * directories here to make sure that the files can be copied.
 576      */
 577     msi_create_component_directories( package );
 578
 579     mi = create_media_info();
 580
 581     /* Pass 2 */
 582     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 583     {
 584         if (file->state != msifs_missing && file->state != msifs_overwrite)
 585             continue;
 586
 587         TRACE("Pass 2: %s\n",debugstr_w(file->File));
 588
 589         rc = ready_media_for_file( package, mi, file );
 590         if (rc != ERROR_SUCCESS)
 591         {
 592             ERR("Unable to ready media\n");
 593             rc = ERROR_FUNCTION_FAILED;
 594             break;
 595         }
 596
 597         TRACE("file paths %s to %s\n",debugstr_w(file->SourcePath),
 598               debugstr_w(file->TargetPath));
 599
 600         if (file->state != msifs_missing && file->state != msifs_overwrite)
 601             continue;
 602
 603         /* compressed files are extracted in ready_media_for_file */
 604         if (~file->Attributes & msidbFileAttributesNoncompressed)
 605         {
 606             if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW(file->TargetPath))
 607                 ERR("compressed file wasn't extracted (%s)\n",
 608                     debugstr_w(file->TargetPath));
 609             continue;
 610         }
 611
 612         rc = CopyFileW(file->SourcePath,file->TargetPath,FALSE);
 613         if (!rc)
 614         {
 615             rc = GetLastError();
 616             ERR("Unable to copy file (%s -> %s) (error %d)\n",
 617                 debugstr_w(file->SourcePath), debugstr_w(file->TargetPath), rc);
 618             if (rc == ERROR_ALREADY_EXISTS && file->state == msifs_overwrite)
 619             {
 620                 rc = 0;
 621             }
 622             else if (rc == ERROR_FILE_NOT_FOUND)
 623             {
 624                 ERR("Source File Not Found!  Continuing\n");
 625                 rc = 0;
 626             }
 627             else if (file->Attributes & msidbFileAttributesVital)
 628             {
 629                 ERR("Ignoring Error and continuing (nonvital file)...\n");
 630                 rc = 0;
 631             }
 632         }
 633         else
 634         {
 635             file->state = msifs_installed;
 636             rc = ERROR_SUCCESS;
 637         }
 638     }
 639
 640     /* cleanup */
 641     free_media_info( mi );
 642     return rc;
 643 }
 644
 645 static UINT ITERATE_DuplicateFiles(MSIRECORD *row, LPVOID param)
 646 {
 647     MSIPACKAGE *package = (MSIPACKAGE*)param;
 648     WCHAR dest_name[0x100];
 649     LPWSTR dest_path, dest;
 650     LPCWSTR file_key, component;
 651     DWORD sz;
 652     DWORD rc;
 653     MSICOMPONENT *comp;
 654     MSIFILE *file;
 655
 656     component = MSI_RecordGetString(row,2);
 657     comp = get_loaded_component(package,component);
 658
 659     if (!ACTION_VerifyComponentForAction( comp, INSTALLSTATE_LOCAL ))
 660     {
 661         TRACE("Skipping copy due to disabled component %s\n",
 662                         debugstr_w(component));
 663
 664         /* the action taken was the same as the current install state */
 665         comp->Action = comp->Installed;
 666
 667         return ERROR_SUCCESS;
 668     }
 669
 670     comp->Action = INSTALLSTATE_LOCAL;
 671
 672     file_key = MSI_RecordGetString(row,3);
 673     if (!file_key)
 674     {
 675         ERR("Unable to get file key\n");
 676         return ERROR_FUNCTION_FAILED;
 677     }
 678
 679     rc = get_file_target(package,file_key,&file);
 680
 681     if (rc != ERROR_SUCCESS)
 682     {
 683         ERR("Original file unknown %s\n",debugstr_w(file_key));
 684         return ERROR_SUCCESS;
 685     }
 686
 687     if (MSI_RecordIsNull(row,4))
 688         strcpyW(dest_name,strrchrW(file->TargetPath,'\\')+1);
 689     else
 690     {
 691         sz=0x100;
 692         MSI_RecordGetStringW(row,4,dest_name,&sz);
 693         reduce_to_longfilename(dest_name);
 694     }
 695
 696     if (MSI_RecordIsNull(row,5))
 697     {
 698         LPWSTR p;
 699         dest_path = strdupW(file->TargetPath);
 700         p = strrchrW(dest_path,'\\');
 701         if (p)
 702             *p=0;
 703     }
 704     else
 705     {
 706         LPCWSTR destkey;
 707         destkey = MSI_RecordGetString(row,5);
 708         dest_path = resolve_folder(package, destkey, FALSE,FALSE,NULL);
 709         if (!dest_path)
 710         {
 711             /* try a Property */
 712             dest_path = msi_dup_property( package, destkey );
 713             if (!dest_path)
 714             {
 715                 FIXME("Unable to get destination folder, try AppSearch properties\n");
 716                 return ERROR_SUCCESS;
 717             }
 718         }
 719     }
 720
 721     dest = build_directory_name(2, dest_path, dest_name);
 722
 723     TRACE("Duplicating file %s to %s\n",debugstr_w(file->TargetPath),
 724                     debugstr_w(dest));
 725
 726     if (strcmpW(file->TargetPath,dest))
 727         rc = !CopyFileW(file->TargetPath,dest,TRUE);
 728     else
 729         rc = ERROR_SUCCESS;
 730
 731     if (rc != ERROR_SUCCESS)
 732         ERR("Failed to copy file %s -> %s, last error %ld\n",
 733             debugstr_w(file->TargetPath), debugstr_w(dest_path), GetLastError());
 734
 735     FIXME("We should track these duplicate files as well\n");
 736
 737     msi_free(dest_path);
 738     msi_free(dest);
 739
 740     msi_file_update_ui(package, file, szDuplicateFiles);
 741
 742     return ERROR_SUCCESS;
 743 }
 744
 745 UINT ACTION_DuplicateFiles(MSIPACKAGE *package)
 746 {
 747     UINT rc;
 748     MSIQUERY * view;
 749     static const WCHAR ExecSeqQuery[] =
 750         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 751          '`','D','u','p','l','i','c','a','t','e','F','i','l','e','`',0};
 752
 753     rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
 754     if (rc != ERROR_SUCCESS)
 755         return ERROR_SUCCESS;
 756
 757     rc = MSI_IterateRecords(view, NULL, ITERATE_DuplicateFiles, package);
 758     msiobj_release(&view->hdr);
 759
 760     return rc;
 761 }
 762
 763 UINT ACTION_RemoveFiles( MSIPACKAGE *package )
 764 {
 765     MSIFILE *file;
 766
 767     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 768     {
 769         MSIRECORD *uirow;
 770         LPWSTR uipath, p;
 771
 772         if ( !file->Component )
 773             continue;
 774         if ( file->Component->Installed == INSTALLSTATE_LOCAL )
 775             continue;
 776
 777         if ( file->state == msifs_installed )
 778             ERR("removing installed file %s\n", debugstr_w(file->TargetPath));
 779
 780         if ( file->state != msifs_present )
 781             continue;
 782
 783         TRACE("removing %s\n", debugstr_w(file->File) );
 784         if ( !DeleteFileW( file->TargetPath ) )
 785             ERR("failed to delete %s\n",  debugstr_w(file->TargetPath) );
 786         file->state = msifs_missing;
 787
 788         /* the UI chunk */
 789         uirow = MSI_CreateRecord( 9 );
 790         MSI_RecordSetStringW( uirow, 1, file->FileName );
 791         uipath = strdupW( file->TargetPath );
 792         p = strrchrW(uipath,'\\');
 793         if (p)
 794             p[1]=0;
 795         MSI_RecordSetStringW( uirow, 9, uipath);
 796         ui_actiondata( package, szRemoveFiles, uirow);
 797         msiobj_release( &uirow->hdr );
 798         msi_free( uipath );
 799         /* FIXME: call ui_progress here? */
 800     }
 801
 802     return ERROR_SUCCESS;
 803 }