reactos/dll/win32/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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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 )
 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, szInstallFiles, 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 );
 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;
 332         p = resolve_folder(package, comp->Directory, TRUE, FALSE, NULL);
 333         file->SourcePath = build_directory_name(2, p, file->ShortName);
 334         msi_free(p);
 335     }
 336     else
 337         file->SourcePath = build_directory_name(2, path, file->File);
 338 }
 339
 340 static BOOL check_volume(LPCWSTR path, LPCWSTR want_volume, LPWSTR volume,
 341         UINT *intype)
 342 {
 343     WCHAR drive[4];
 344     WCHAR name[MAX_PATH];
 345     UINT type;
 346
 347     if (!(path[0] && path[1] == ':'))
 348         return TRUE;
 349
 350     drive[0] = path[0];
 351     drive[1] = path[1];
 352     drive[2] = '\\';
 353     drive[3] = 0;
 354     TRACE("Checking volume %s .. (%s)\n",debugstr_w(drive), debugstr_w(want_volume));
 355     type = GetDriveTypeW(drive);
 356     TRACE("drive is of type %x\n",type);
 357
 358     if (type == DRIVE_UNKNOWN || type == DRIVE_NO_ROOT_DIR ||
 359             type == DRIVE_FIXED || type == DRIVE_RAMDISK)
 360         return TRUE;
 361
 362     GetVolumeInformationW(drive, name, MAX_PATH, NULL, NULL, NULL, NULL, 0);
 363     TRACE("Drive contains %s\n", debugstr_w(name));
 364     volume = strdupW(name);
 365     if (*intype)
 366         *intype=type;
 367     return (strcmpiW(want_volume,name)==0);
 368 }
 369
 370 static BOOL check_for_sourcefile(LPCWSTR source)
 371 {
 372     DWORD attrib = GetFileAttributesW(source);
 373     return (!(attrib == INVALID_FILE_ATTRIBUTES));
 374 }
 375
 376 static UINT ready_volume(MSIPACKAGE* package, LPCWSTR path, LPWSTR last_volume,
 377                          MSIRECORD *row,UINT *type )
 378 {
 379     LPWSTR volume = NULL;
 380     LPCWSTR want_volume = MSI_RecordGetString(row, 5);
 381     BOOL ok = check_volume(path, want_volume, volume, type);
 382
 383     TRACE("Readying Volume for %s (%s, %s)\n", debugstr_w(path),
 384           debugstr_w(want_volume), debugstr_w(last_volume));
 385
 386     if (check_for_sourcefile(path) && !ok)
 387     {
 388         FIXME("Found the Sourcefile but not on the correct volume.(%s,%s,%s)\n",
 389                 debugstr_w(path),debugstr_w(want_volume), debugstr_w(volume));
 390         return ERROR_SUCCESS;
 391     }
 392
 393     while (!ok)
 394     {
 395         INT rc;
 396         LPCWSTR prompt;
 397         LPWSTR msg;
 398
 399         prompt = MSI_RecordGetString(row,3);
 400         msg = generate_error_string(package, 1302, 1, prompt);
 401         rc = MessageBoxW(NULL,msg,NULL,MB_OKCANCEL);
 402         msi_free(volume);
 403         msi_free(msg);
 404         if (rc == IDOK)
 405             ok = check_for_sourcefile(path);
 406         else
 407             return ERROR_INSTALL_USEREXIT;
 408     }
 409
 410     msi_free(last_volume);
 411     last_volume = strdupW(volume);
 412     return ERROR_SUCCESS;
 413 }
 414
 415 struct media_info {
 416     UINT last_sequence;
 417     LPWSTR last_volume;
 418     LPWSTR last_path;
 419     DWORD count;
 420     WCHAR source[MAX_PATH];
 421 };
 422
 423 static struct media_info *create_media_info( void )
 424 {
 425     struct media_info *mi;
 426
 427     mi = msi_alloc( sizeof *mi  );
 428     if (mi)
 429     {
 430         mi->last_sequence = 0;
 431         mi->last_volume = NULL;
 432         mi->last_path = NULL;
 433         mi->count = 0;
 434         mi->source[0] = 0;
 435     }
 436
 437     return mi;
 438 }
 439
 440 static void free_media_info( struct media_info *mi )
 441 {
 442     msi_free( mi->last_path );
 443     msi_free( mi );
 444 }
 445
 446 static UINT ready_media_for_file( MSIPACKAGE *package, struct media_info *mi,
 447                                   MSIFILE *file )
 448 {
 449     UINT rc = ERROR_SUCCESS;
 450     MSIRECORD * row = 0;
 451     static const WCHAR ExecSeqQuery[] =
 452         {'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
 453          '`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
 454          '`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ','>','=',
 455          ' ','%', 'i',' ','O','R','D','E','R',' ','B','Y',' ',
 456          '`','L','a','s','t','S','e','q','u','e','n','c','e','`',0};
 457     LPCWSTR cab, volume;
 458     DWORD sz;
 459     INT seq;
 460     UINT type;
 461     LPCWSTR prompt;
 462     MSICOMPONENT *comp = file->Component;
 463
 464     if (file->Sequence <= mi->last_sequence)
 465     {
 466         set_file_source(package,file,comp,mi->last_path);
 467         TRACE("Media already ready (%u, %u)\n",file->Sequence,mi->last_sequence);
 468         return ERROR_SUCCESS;
 469     }
 470
 471     mi->count ++;
 472     row = MSI_QueryGetRecord(package->db, ExecSeqQuery, file->Sequence);
 473     if (!row)
 474     {
 475         TRACE("Unable to query row\n");
 476         return ERROR_FUNCTION_FAILED;
 477     }
 478
 479     seq = MSI_RecordGetInteger(row,2);
 480     mi->last_sequence = seq;
 481
 482     volume = MSI_RecordGetString(row, 5);
 483     prompt = MSI_RecordGetString(row, 3);
 484
 485     msi_free(mi->last_path);
 486     mi->last_path = NULL;
 487
 488     if (file->Attributes & msidbFileAttributesNoncompressed)
 489     {
 490         mi->last_path = resolve_folder(package, comp->Directory, TRUE, FALSE, NULL);
 491         set_file_source(package,file,comp,mi->last_path);
 492         rc = ready_volume(package, file->SourcePath, mi->last_volume, row,&type);
 493
 494         MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
 495             MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count, volume,
 496             prompt);
 497
 498         if (type == DRIVE_REMOVABLE || type == DRIVE_CDROM ||
 499                 type == DRIVE_RAMDISK)
 500             MsiSourceListSetInfoW(package->ProductCode, NULL,
 501                 MSIINSTALLCONTEXT_USERMANAGED,
 502                 MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
 503                 INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 504         else
 505             MsiSourceListSetInfoW(package->ProductCode, NULL,
 506                 MSIINSTALLCONTEXT_USERMANAGED,
 507                 MSICODE_PRODUCT|MSISOURCETYPE_NETWORK,
 508                 INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 509         msiobj_release(&row->hdr);
 510         return rc;
 511     }
 512
 513     cab = MSI_RecordGetString(row,4);
 514     if (cab)
 515     {
 516         TRACE("Source is CAB %s\n",debugstr_w(cab));
 517         /* the stream does not contain the # character */
 518         if (cab[0]=='#')
 519         {
 520             LPWSTR path;
 521
 522             writeout_cabinet_stream(package,&cab[1],mi->source);
 523             mi->last_path = strdupW(mi->source);
 524             *(strrchrW(mi->last_path,'\\')+1)=0;
 525
 526             path = msi_dup_property( package, cszSourceDir );
 527
 528             MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
 529                 MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count,
 530                 volume, prompt);
 531
 532             MsiSourceListSetInfoW(package->ProductCode, NULL,
 533                 MSIINSTALLCONTEXT_USERMANAGED,
 534                 MSICODE_PRODUCT|MSISOURCETYPE_NETWORK,
 535                 INSTALLPROPERTY_LASTUSEDSOURCEW, path);
 536
 537             msi_free(path);
 538         }
 539         else
 540         {
 541             sz = MAX_PATH;
 542             mi->last_path = msi_alloc(MAX_PATH*sizeof(WCHAR));
 543             if (MSI_GetPropertyW(package, cszSourceDir, mi->source, &sz))
 544             {
 545                 ERR("No Source dir defined\n");
 546                 rc = ERROR_FUNCTION_FAILED;
 547             }
 548             else
 549             {
 550                 strcpyW(mi->last_path,mi->source);
 551                 strcatW(mi->source,cab);
 552
 553                 rc = ready_volume(package, mi->source, mi->last_volume, row, &type);
 554                 if (type == DRIVE_REMOVABLE || type == DRIVE_CDROM ||
 555                         type == DRIVE_RAMDISK)
 556                     MsiSourceListSetInfoW(package->ProductCode, NULL,
 557                             MSIINSTALLCONTEXT_USERMANAGED,
 558                             MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
 559                             INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 560                 else
 561                     MsiSourceListSetInfoW(package->ProductCode, NULL,
 562                             MSIINSTALLCONTEXT_USERMANAGED,
 563                             MSICODE_PRODUCT|MSISOURCETYPE_NETWORK,
 564                             INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 565
 566                 /* extract the cab file into a folder in the temp folder */
 567                 sz = MAX_PATH;
 568                 if (MSI_GetPropertyW(package, cszTempFolder,mi->last_path, &sz)
 569                                     != ERROR_SUCCESS)
 570                     GetTempPathW(MAX_PATH,mi->last_path);
 571             }
 572         }
 573         rc = !extract_cabinet_file(package, mi->source, mi->last_path);
 574     }
 575     else
 576     {
 577         sz = MAX_PATH;
 578         mi->last_path = msi_alloc(MAX_PATH*sizeof(WCHAR));
 579         MSI_GetPropertyW(package,cszSourceDir,mi->source,&sz);
 580         strcpyW(mi->last_path,mi->source);
 581         rc = ready_volume(package, mi->last_path, mi->last_volume, row, &type);
 582
 583         if (type == DRIVE_REMOVABLE || type == DRIVE_CDROM ||
 584                 type == DRIVE_RAMDISK)
 585             MsiSourceListSetInfoW(package->ProductCode, NULL,
 586                     MSIINSTALLCONTEXT_USERMANAGED,
 587                     MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
 588                     INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 589         else
 590             MsiSourceListSetInfoW(package->ProductCode, NULL,
 591                     MSIINSTALLCONTEXT_USERMANAGED,
 592                     MSICODE_PRODUCT|MSISOURCETYPE_NETWORK,
 593                     INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
 594     }
 595     set_file_source(package, file, comp, mi->last_path);
 596
 597     MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
 598             MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count, volume,
 599             prompt);
 600
 601     msiobj_release(&row->hdr);
 602
 603     return rc;
 604 }
 605
 606 static UINT get_file_target(MSIPACKAGE *package, LPCWSTR file_key,
 607                                    LPWSTR* file_source)
 608 {
 609     MSIFILE *file;
 610
 611     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 612     {
 613         if (lstrcmpW( file_key, file->File )==0)
 614         {
 615             if (file->state >= msifs_overwrite)
 616             {
 617                 *file_source = strdupW( file->TargetPath );
 618                 return ERROR_SUCCESS;
 619             }
 620             else
 621                 return ERROR_FILE_NOT_FOUND;
 622         }
 623     }
 624
 625     return ERROR_FUNCTION_FAILED;
 626 }
 627
 628 /*
 629  * ACTION_InstallFiles()
 630  *
 631  * For efficiency, this is done in two passes:
 632  * 1) Correct all the TargetPaths and determine what files are to be installed.
 633  * 2) Extract Cabinets and copy files.
 634  */
 635 UINT ACTION_InstallFiles(MSIPACKAGE *package)
 636 {
 637     struct media_info *mi;
 638     UINT rc = ERROR_SUCCESS;
 639     LPWSTR ptr;
 640     MSIFILE *file;
 641
 642     /* increment progress bar each time action data is sent */
 643     ui_progress(package,1,1,0,0);
 644
 645     /* handle the keys for the SourceList */
 646     ptr = strrchrW(package->PackagePath,'\\');
 647     if (ptr)
 648     {
 649         ptr ++;
 650         MsiSourceListSetInfoW(package->ProductCode, NULL,
 651                 MSIINSTALLCONTEXT_USERMANAGED,
 652                 MSICODE_PRODUCT,
 653                 INSTALLPROPERTY_PACKAGENAMEW, ptr);
 654     }
 655     /* FIXME("Write DiskPrompt\n"); */
 656
 657     /* Pass 1 */
 658     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 659     {
 660         if (!ACTION_VerifyComponentForAction( file->Component, INSTALLSTATE_LOCAL ))
 661         {
 662             ui_progress(package,2,file->FileSize,0,0);
 663             TRACE("File %s is not scheduled for install\n",
 664                    debugstr_w(file->File));
 665
 666             file->state = msifs_skipped;
 667         }
 668     }
 669
 670     /*
 671      * Despite MSDN specifying that the CreateFolders action
 672      * should be called before InstallFiles, some installers don't
 673      * do that, and they seem to work correctly.  We need to create
 674      * directories here to make sure that the files can be copied.
 675      */
 676     msi_create_component_directories( package );
 677
 678     mi = create_media_info();
 679
 680     /* Pass 2 */
 681     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 682     {
 683         if (file->state != msifs_missing && file->state != msifs_overwrite)
 684             continue;
 685
 686         TRACE("Pass 2: %s\n",debugstr_w(file->File));
 687
 688         rc = ready_media_for_file( package, mi, file );
 689         if (rc != ERROR_SUCCESS)
 690         {
 691             ERR("Unable to ready media\n");
 692             rc = ERROR_FUNCTION_FAILED;
 693             break;
 694         }
 695
 696         TRACE("file paths %s to %s\n",debugstr_w(file->SourcePath),
 697               debugstr_w(file->TargetPath));
 698
 699         if (file->state != msifs_missing && file->state != msifs_overwrite)
 700             continue;
 701
 702         /* compressed files are extracted in ready_media_for_file */
 703         if (~file->Attributes & msidbFileAttributesNoncompressed)
 704         {
 705             if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW(file->TargetPath))
 706                 ERR("compressed file wasn't extracted (%s)\n",
 707                     debugstr_w(file->TargetPath));
 708             continue;
 709         }
 710
 711         rc = CopyFileW(file->SourcePath,file->TargetPath,FALSE);
 712         if (!rc)
 713         {
 714             rc = GetLastError();
 715             ERR("Unable to copy file (%s -> %s) (error %d)\n",
 716                 debugstr_w(file->SourcePath), debugstr_w(file->TargetPath), rc);
 717             if (rc == ERROR_ALREADY_EXISTS && file->state == msifs_overwrite)
 718             {
 719                 rc = 0;
 720             }
 721             else if (rc == ERROR_FILE_NOT_FOUND)
 722             {
 723                 ERR("Source File Not Found!  Continuing\n");
 724                 rc = 0;
 725             }
 726             else if (file->Attributes & msidbFileAttributesVital)
 727             {
 728                 ERR("Ignoring Error and continuing (nonvital file)...\n");
 729                 rc = 0;
 730             }
 731         }
 732         else
 733         {
 734             file->state = msifs_installed;
 735             rc = ERROR_SUCCESS;
 736         }
 737     }
 738
 739     /* cleanup */
 740     free_media_info( mi );
 741     return rc;
 742 }
 743
 744 static UINT ITERATE_DuplicateFiles(MSIRECORD *row, LPVOID param)
 745 {
 746     MSIPACKAGE *package = (MSIPACKAGE*)param;
 747     WCHAR *file_source = NULL;
 748     WCHAR dest_name[0x100];
 749     LPWSTR dest_path, dest;
 750     LPCWSTR file_key, component;
 751     DWORD sz;
 752     DWORD rc;
 753     MSICOMPONENT *comp;
 754
 755     component = MSI_RecordGetString(row,2);
 756     comp = get_loaded_component(package,component);
 757
 758     if (!ACTION_VerifyComponentForAction( comp, INSTALLSTATE_LOCAL ))
 759     {
 760         TRACE("Skipping copy due to disabled component %s\n",
 761                         debugstr_w(component));
 762
 763         /* the action taken was the same as the current install state */
 764         comp->Action = comp->Installed;
 765
 766         return ERROR_SUCCESS;
 767     }
 768
 769     comp->Action = INSTALLSTATE_LOCAL;
 770
 771     file_key = MSI_RecordGetString(row,3);
 772     if (!file_key)
 773     {
 774         ERR("Unable to get file key\n");
 775         return ERROR_FUNCTION_FAILED;
 776     }
 777
 778     rc = get_file_target(package,file_key,&file_source);
 779
 780     if (rc != ERROR_SUCCESS)
 781     {
 782         ERR("Original file unknown %s\n",debugstr_w(file_key));
 783         msi_free(file_source);
 784         return ERROR_SUCCESS;
 785     }
 786
 787     if (MSI_RecordIsNull(row,4))
 788         strcpyW(dest_name,strrchrW(file_source,'\\')+1);
 789     else
 790     {
 791         sz=0x100;
 792         MSI_RecordGetStringW(row,4,dest_name,&sz);
 793         reduce_to_longfilename(dest_name);
 794     }
 795
 796     if (MSI_RecordIsNull(row,5))
 797     {
 798         LPWSTR p;
 799         dest_path = strdupW(file_source);
 800         p = strrchrW(dest_path,'\\');
 801         if (p)
 802             *p=0;
 803     }
 804     else
 805     {
 806         LPCWSTR destkey;
 807         destkey = MSI_RecordGetString(row,5);
 808         dest_path = resolve_folder(package, destkey, FALSE,FALSE,NULL);
 809         if (!dest_path)
 810         {
 811             /* try a Property */
 812             dest_path = msi_dup_property( package, destkey );
 813             if (!dest_path)
 814             {
 815                 FIXME("Unable to get destination folder, try AppSearch properties\n");
 816                 msi_free(file_source);
 817                 return ERROR_SUCCESS;
 818             }
 819         }
 820     }
 821
 822     dest = build_directory_name(2, dest_path, dest_name);
 823
 824     TRACE("Duplicating file %s to %s\n",debugstr_w(file_source),
 825                     debugstr_w(dest));
 826
 827     if (strcmpW(file_source,dest))
 828         rc = !CopyFileW(file_source,dest,TRUE);
 829     else
 830         rc = ERROR_SUCCESS;
 831
 832     if (rc != ERROR_SUCCESS)
 833         ERR("Failed to copy file %s -> %s, last error %ld\n",
 834             debugstr_w(file_source), debugstr_w(dest_path), GetLastError());
 835
 836     FIXME("We should track these duplicate files as well\n");
 837
 838     msi_free(dest_path);
 839     msi_free(dest);
 840     msi_free(file_source);
 841
 842     return ERROR_SUCCESS;
 843 }
 844
 845 UINT ACTION_DuplicateFiles(MSIPACKAGE *package)
 846 {
 847     UINT rc;
 848     MSIQUERY * view;
 849     static const WCHAR ExecSeqQuery[] =
 850         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 851          '`','D','u','p','l','i','c','a','t','e','F','i','l','e','`',0};
 852
 853     rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
 854     if (rc != ERROR_SUCCESS)
 855         return ERROR_SUCCESS;
 856
 857     rc = MSI_IterateRecords(view, NULL, ITERATE_DuplicateFiles, package);
 858     msiobj_release(&view->hdr);
 859
 860     return rc;
 861 }
 862
 863 UINT ACTION_RemoveFiles( MSIPACKAGE *package )
 864 {
 865     MSIFILE *file;
 866
 867     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 868     {
 869         if ( !file->Component )
 870             continue;
 871         if ( file->Component->Installed == INSTALLSTATE_LOCAL )
 872             continue;
 873
 874         if ( file->state == msifs_installed )
 875             ERR("removing installed file %s\n", debugstr_w(file->TargetPath));
 876
 877         if ( file->state != msifs_present )
 878             continue;
 879
 880         TRACE("removing %s\n", debugstr_w(file->File) );
 881         if ( !DeleteFileW( file->TargetPath ) )
 882             ERR("failed to delete %s\n",  debugstr_w(file->TargetPath) );
 883         file->state = msifs_missing;
 884     }
 885
 886     return ERROR_SUCCESS;
 887 }