dlls/msi/helpers.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  * Here are helper functions formally in action.c that are used by a variaty of
  23  * actions and functions.
  24  */
  25
  26 #include <stdarg.h>
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winerror.h"
  31 #include "wine/debug.h"
  32 #include "msipriv.h"
  33 #include "winuser.h"
  34 #include "wine/unicode.h"
  35 #include "msidefs.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  38
  39 static const WCHAR cszTargetDir[] = {'T','A','R','G','E','T','D','I','R',0};
  40 static const WCHAR cszDatabase[]={'D','A','T','A','B','A','S','E',0};
  41
  42 const WCHAR cszSourceDir[] = {'S','o','u','r','c','e','D','i','r',0};
  43 const WCHAR cszSOURCEDIR[] = {'S','O','U','R','C','E','D','I','R',0};
  44 const WCHAR cszRootDrive[] = {'R','O','O','T','D','R','I','V','E',0};
  45 const WCHAR cszbs[]={'\\',0};
  46
  47 LPWSTR build_icon_path(MSIPACKAGE *package, LPCWSTR icon_name )
  48 {
  49     LPWSTR SystemFolder, dest, FilePath;
  50
  51     static const WCHAR szInstaller[] =
  52         {'M','i','c','r','o','s','o','f','t','\\',
  53          'I','n','s','t','a','l','l','e','r','\\',0};
  54     static const WCHAR szFolder[] =
  55         {'A','p','p','D','a','t','a','F','o','l','d','e','r',0};
  56
  57     SystemFolder = msi_dup_property( package, szFolder );
  58
  59     dest = build_directory_name(3, SystemFolder, szInstaller, package->ProductCode);
  60
  61     create_full_pathW(dest);
  62
  63     FilePath = build_directory_name(2, dest, icon_name);
  64
  65     msi_free(SystemFolder);
  66     msi_free(dest);
  67     return FilePath;
  68 }
  69
  70 LPWSTR msi_dup_record_field( MSIRECORD *rec, INT field )
  71 {
  72     DWORD sz = 0;
  73     LPWSTR str;
  74     UINT r;
  75
  76     if (MSI_RecordIsNull( rec, field ))
  77         return NULL;
  78
  79     r = MSI_RecordGetStringW( rec, field, NULL, &sz );
  80     if (r != ERROR_SUCCESS)
  81         return NULL;
  82
  83     sz ++;
  84     str = msi_alloc( sz * sizeof (WCHAR) );
  85     if (!str)
  86         return str;
  87     str[0] = 0;
  88     r = MSI_RecordGetStringW( rec, field, str, &sz );
  89     if (r != ERROR_SUCCESS)
  90     {
  91         ERR("failed to get string!\n");
  92         msi_free( str );
  93         return NULL;
  94     }
  95     return str;
  96 }
  97
  98 MSICOMPONENT* get_loaded_component( MSIPACKAGE* package, LPCWSTR Component )
  99 {
 100     MSICOMPONENT *comp;
 101
 102     LIST_FOR_EACH_ENTRY( comp, &package->components, MSICOMPONENT, entry )
 103     {
 104         if (lstrcmpW(Component,comp->Component)==0)
 105             return comp;
 106     }
 107     return NULL;
 108 }
 109
 110 MSIFEATURE* get_loaded_feature(MSIPACKAGE* package, LPCWSTR Feature )
 111 {
 112     MSIFEATURE *feature;
 113
 114     LIST_FOR_EACH_ENTRY( feature, &package->features, MSIFEATURE, entry )
 115     {
 116         if (lstrcmpW( Feature, feature->Feature )==0)
 117             return feature;
 118     }
 119     return NULL;
 120 }
 121
 122 MSIFILE* get_loaded_file( MSIPACKAGE* package, LPCWSTR key )
 123 {
 124     MSIFILE *file;
 125
 126     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
 127     {
 128         if (lstrcmpW( key, file->File )==0)
 129             return file;
 130     }
 131     return NULL;
 132 }
 133
 134 int track_tempfile( MSIPACKAGE *package, LPCWSTR path )
 135 {
 136     MSITEMPFILE *temp;
 137
 138     TRACE("%s\n", debugstr_w(path));
 139
 140     LIST_FOR_EACH_ENTRY( temp, &package->tempfiles, MSITEMPFILE, entry )
 141         if (!lstrcmpW( path, temp->Path ))
 142             return 0;
 143
 144     temp = msi_alloc_zero( sizeof (MSITEMPFILE) );
 145     if (!temp)
 146         return -1;
 147
 148     list_add_head( &package->tempfiles, &temp->entry );
 149     temp->Path = strdupW( path );
 150
 151     return 0;
 152 }
 153
 154 MSIFOLDER *get_loaded_folder( MSIPACKAGE *package, LPCWSTR dir )
 155 {
 156     MSIFOLDER *folder;
 157
 158     LIST_FOR_EACH_ENTRY( folder, &package->folders, MSIFOLDER, entry )
 159     {
 160         if (lstrcmpW( dir, folder->Directory )==0)
 161             return folder;
 162     }
 163     return NULL;
 164 }
 165
 166 static LPWSTR get_source_root( MSIPACKAGE *package )
 167 {
 168     LPWSTR path, p;
 169
 170     path = msi_dup_property( package, cszSourceDir );
 171     if (path)
 172         return path;
 173
 174     path = msi_dup_property( package, cszDatabase );
 175     if (path)
 176     {
 177         p = strrchrW(path,'\\');
 178         if (p)
 179             *(p+1) = 0;
 180     }
 181     return path;
 182 }
 183
 184 /*
 185  * clean_spaces_from_path()
 186  *
 187  * removes spaces from the beginning and end of path segments
 188  * removes multiple \\ characters
 189  */
 190 static void clean_spaces_from_path( LPWSTR p )
 191 {
 192     LPWSTR q = p;
 193     int n, len = 0;
 194
 195     while (1)
 196     {
 197         /* copy until the end of the string or a space */
 198         while (*p != ' ' && (*q = *p))
 199         {
 200             p++, len++;
 201             /* reduce many backslashes to one */
 202             if (*p != '\\' || *q != '\\')
 203                 q++;
 204         }
 205
 206         /* quit at the end of the string */
 207         if (!*p)
 208             break;
 209
 210         /* count the number of spaces */
 211         n = 0;
 212         while (p[n] == ' ')
 213             n++;
 214
 215         /* if it's leading or trailing space, skip it */
 216         if ( len == 0 || p[-1] == '\\' || p[n] == '\\' )
 217             p += n;
 218         else  /* copy n spaces */
 219             while (n && (*q++ = *p++)) n--;
 220     }
 221 }
 222
 223 LPWSTR resolve_folder(MSIPACKAGE *package, LPCWSTR name, BOOL source,
 224                       BOOL set_prop, MSIFOLDER **folder)
 225 {
 226     MSIFOLDER *f;
 227     LPWSTR p, path = NULL, parent;
 228
 229     TRACE("Working to resolve %s\n",debugstr_w(name));
 230
 231     if (!name)
 232         return NULL;
 233
 234     if (!lstrcmpW(name,cszSourceDir))
 235         name = cszTargetDir;
 236
 237     f = get_loaded_folder( package, name );
 238     if (!f)
 239         return NULL;
 240
 241     /* special resolving for Target and Source root dir */
 242     if (!strcmpW(name,cszTargetDir))
 243     {
 244         if (!f->ResolvedTarget && !f->Property)
 245         {
 246             LPWSTR check_path;
 247             check_path = msi_dup_property( package, cszTargetDir );
 248             if (!check_path)
 249             {
 250                 check_path = msi_dup_property( package, cszRootDrive );
 251                 if (set_prop)
 252                     MSI_SetPropertyW(package,cszTargetDir,check_path);
 253             }
 254
 255             /* correct misbuilt target dir */
 256             path = build_directory_name(2, check_path, NULL);
 257             clean_spaces_from_path( path );
 258             if (strcmpiW(path,check_path)!=0)
 259                 MSI_SetPropertyW(package,cszTargetDir,path);
 260             msi_free(check_path);
 261
 262             f->ResolvedTarget = path;
 263         }
 264
 265         if (!f->ResolvedSource)
 266             f->ResolvedSource = get_source_root( package );
 267     }
 268
 269     if (folder)
 270         *folder = f;
 271
 272     if (!source && f->ResolvedTarget)
 273     {
 274         path = strdupW( f->ResolvedTarget );
 275         TRACE("   already resolved to %s\n",debugstr_w(path));
 276         return path;
 277     }
 278
 279     if (source && f->ResolvedSource)
 280     {
 281         path = strdupW( f->ResolvedSource );
 282         TRACE("   (source)already resolved to %s\n",debugstr_w(path));
 283         return path;
 284     }
 285
 286     if (!source && f->Property)
 287     {
 288         path = build_directory_name( 2, f->Property, NULL );
 289
 290         TRACE("   internally set to %s\n",debugstr_w(path));
 291         if (set_prop)
 292             MSI_SetPropertyW( package, name, path );
 293         return path;
 294     }
 295
 296     if (!f->Parent)
 297         return path;
 298
 299     parent = f->Parent;
 300
 301     TRACE(" ! Parent is %s\n", debugstr_w(parent));
 302
 303     p = resolve_folder(package, parent, source, set_prop, NULL);
 304     if (!source)
 305     {
 306         TRACE("   TargetDefault = %s\n", debugstr_w(f->TargetDefault));
 307
 308         path = build_directory_name( 3, p, f->TargetDefault, NULL );
 309         clean_spaces_from_path( path );
 310         f->ResolvedTarget = strdupW( path );
 311         TRACE("target -> %s\n", debugstr_w(path));
 312         if (set_prop)
 313             MSI_SetPropertyW(package,name,path);
 314     }
 315     else
 316     {
 317         /* source may be in a few different places ... check each of them */
 318         path = NULL;
 319
 320         /* try the long path directory */
 321         if (f->SourceLongPath)
 322         {
 323             path = build_directory_name( 3, p, f->SourceLongPath, NULL );
 324             if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW( path ))
 325             {
 326                 msi_free( path );
 327                 path = NULL;
 328             }
 329         }
 330
 331         /* try the short path directory */
 332         if (!path && f->SourceShortPath)
 333         {
 334             path = build_directory_name( 3, p, f->SourceShortPath, NULL );
 335             if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW( path ))
 336             {
 337                 msi_free( path );
 338                 path = NULL;
 339             }
 340         }
 341
 342         /* try the root of the install */
 343         if (!path)
 344             path = get_source_root( package );
 345
 346         TRACE("source -> %s\n", debugstr_w(path));
 347         f->ResolvedSource = strdupW( path );
 348     }
 349     msi_free(p);
 350
 351     return path;
 352 }
 353
 354 /* wrapper to resist a need for a full rewrite right now */
 355 DWORD deformat_string(MSIPACKAGE *package, LPCWSTR ptr, WCHAR** data )
 356 {
 357     if (ptr)
 358     {
 359         MSIRECORD *rec = MSI_CreateRecord(1);
 360         DWORD size = 0;
 361
 362         MSI_RecordSetStringW(rec,0,ptr);
 363         MSI_FormatRecordW(package,rec,NULL,&size);
 364         if (size >= 0)
 365         {
 366             size++;
 367             *data = msi_alloc(size*sizeof(WCHAR));
 368             if (size > 1)
 369                 MSI_FormatRecordW(package,rec,*data,&size);
 370             else
 371                 *data[0] = 0;
 372             msiobj_release( &rec->hdr );
 373             return sizeof(WCHAR)*size;
 374         }
 375         msiobj_release( &rec->hdr );
 376     }
 377
 378     *data = NULL;
 379     return 0;
 380 }
 381
 382 UINT schedule_action(MSIPACKAGE *package, UINT script, LPCWSTR action)
 383 {
 384     UINT count;
 385     LPWSTR *newbuf = NULL;
 386     if (script >= TOTAL_SCRIPTS)
 387     {
 388         FIXME("Unknown script requested %i\n",script);
 389         return ERROR_FUNCTION_FAILED;
 390     }
 391     TRACE("Scheduling Action %s in script %i\n",debugstr_w(action), script);
 392
 393     count = package->script->ActionCount[script];
 394     package->script->ActionCount[script]++;
 395     if (count != 0)
 396         newbuf = msi_realloc( package->script->Actions[script],
 397                         package->script->ActionCount[script]* sizeof(LPWSTR));
 398     else
 399         newbuf = msi_alloc( sizeof(LPWSTR));
 400
 401     newbuf[count] = strdupW(action);
 402     package->script->Actions[script] = newbuf;
 403
 404    return ERROR_SUCCESS;
 405 }
 406
 407 void msi_free_action_script(MSIPACKAGE *package, UINT script)
 408 {
 409     int i;
 410     for (i = 0; i < package->script->ActionCount[script]; i++)
 411         msi_free(package->script->Actions[script][i]);
 412
 413     msi_free(package->script->Actions[script]);
 414     package->script->Actions[script] = NULL;
 415     package->script->ActionCount[script] = 0;
 416 }
 417
 418 static void remove_tracked_tempfiles(MSIPACKAGE* package)
 419 {
 420     struct list *item, *cursor;
 421
 422     LIST_FOR_EACH_SAFE( item, cursor, &package->tempfiles )
 423     {
 424         MSITEMPFILE *temp = LIST_ENTRY( item, MSITEMPFILE, entry );
 425
 426         list_remove( &temp->entry );
 427         TRACE("deleting temp file %s\n", debugstr_w( temp->Path ));
 428         if (!DeleteFileW( temp->Path ))
 429             ERR("failed to delete %s\n", debugstr_w( temp->Path ));
 430         msi_free( temp->Path );
 431         msi_free( temp );
 432     }
 433 }
 434
 435 static void free_feature( MSIFEATURE *feature )
 436 {
 437     struct list *item, *cursor;
 438
 439     LIST_FOR_EACH_SAFE( item, cursor, &feature->Children )
 440     {
 441         FeatureList *fl = LIST_ENTRY( item, FeatureList, entry );
 442         list_remove( &fl->entry );
 443         msi_free( fl );
 444     }
 445
 446     LIST_FOR_EACH_SAFE( item, cursor, &feature->Components )
 447     {
 448         ComponentList *cl = LIST_ENTRY( item, ComponentList, entry );
 449         list_remove( &cl->entry );
 450         msi_free( cl );
 451     }
 452     msi_free( feature->Feature );
 453     msi_free( feature->Feature_Parent );
 454     msi_free( feature->Directory );
 455     msi_free( feature->Description );
 456     msi_free( feature->Title );
 457     msi_free( feature );
 458 }
 459
 460 static void free_extension( MSIEXTENSION *ext )
 461 {
 462     struct list *item, *cursor;
 463
 464     LIST_FOR_EACH_SAFE( item, cursor, &ext->verbs )
 465     {
 466         MSIVERB *verb = LIST_ENTRY( item, MSIVERB, entry );
 467
 468         list_remove( &verb->entry );
 469         msi_free( verb->Verb );
 470         msi_free( verb->Command );
 471         msi_free( verb->Argument );
 472         msi_free( verb );
 473     }
 474
 475     msi_free( ext->Extension );
 476     msi_free( ext->ProgIDText );
 477     msi_free( ext );
 478 }
 479
 480 /* Called when the package is being closed */
 481 void ACTION_free_package_structures( MSIPACKAGE* package)
 482 {
 483     INT i;
 484     struct list *item, *cursor;
 485
 486     TRACE("Freeing package action data\n");
 487
 488     remove_tracked_tempfiles(package);
 489
 490     LIST_FOR_EACH_SAFE( item, cursor, &package->features )
 491     {
 492         MSIFEATURE *feature = LIST_ENTRY( item, MSIFEATURE, entry );
 493         list_remove( &feature->entry );
 494         free_feature( feature );
 495     }
 496
 497     LIST_FOR_EACH_SAFE( item, cursor, &package->folders )
 498     {
 499         MSIFOLDER *folder = LIST_ENTRY( item, MSIFOLDER, entry );
 500
 501         list_remove( &folder->entry );
 502         msi_free( folder->Parent );
 503         msi_free( folder->Directory );
 504         msi_free( folder->TargetDefault );
 505         msi_free( folder->SourceLongPath );
 506         msi_free( folder->SourceShortPath );
 507         msi_free( folder->ResolvedTarget );
 508         msi_free( folder->ResolvedSource );
 509         msi_free( folder->Property );
 510         msi_free( folder );
 511     }
 512
 513     LIST_FOR_EACH_SAFE( item, cursor, &package->components )
 514     {
 515         MSICOMPONENT *comp = LIST_ENTRY( item, MSICOMPONENT, entry );
 516
 517         list_remove( &comp->entry );
 518         msi_free( comp->Component );
 519         msi_free( comp->ComponentId );
 520         msi_free( comp->Directory );
 521         msi_free( comp->Condition );
 522         msi_free( comp->KeyPath );
 523         msi_free( comp->FullKeypath );
 524         msi_free( comp );
 525     }
 526
 527     LIST_FOR_EACH_SAFE( item, cursor, &package->files )
 528     {
 529         MSIFILE *file = LIST_ENTRY( item, MSIFILE, entry );
 530
 531         list_remove( &file->entry );
 532         msi_free( file->File );
 533         msi_free( file->FileName );
 534         msi_free( file->ShortName );
 535         msi_free( file->LongName );
 536         msi_free( file->Version );
 537         msi_free( file->Language );
 538         msi_free( file->SourcePath );
 539         msi_free( file->TargetPath );
 540         msi_free( file );
 541     }
 542
 543     /* clean up extension, progid, class and verb structures */
 544     LIST_FOR_EACH_SAFE( item, cursor, &package->classes )
 545     {
 546         MSICLASS *cls = LIST_ENTRY( item, MSICLASS, entry );
 547
 548         list_remove( &cls->entry );
 549         msi_free( cls->clsid );
 550         msi_free( cls->Context );
 551         msi_free( cls->Description );
 552         msi_free( cls->FileTypeMask );
 553         msi_free( cls->IconPath );
 554         msi_free( cls->DefInprocHandler );
 555         msi_free( cls->DefInprocHandler32 );
 556         msi_free( cls->Argument );
 557         msi_free( cls->ProgIDText );
 558         msi_free( cls );
 559     }
 560
 561     LIST_FOR_EACH_SAFE( item, cursor, &package->extensions )
 562     {
 563         MSIEXTENSION *ext = LIST_ENTRY( item, MSIEXTENSION, entry );
 564
 565         list_remove( &ext->entry );
 566         free_extension( ext );
 567     }
 568
 569     LIST_FOR_EACH_SAFE( item, cursor, &package->progids )
 570     {
 571         MSIPROGID *progid = LIST_ENTRY( item, MSIPROGID, entry );
 572
 573         list_remove( &progid->entry );
 574         msi_free( progid->ProgID );
 575         msi_free( progid->Description );
 576         msi_free( progid->IconPath );
 577         msi_free( progid );
 578     }
 579
 580     LIST_FOR_EACH_SAFE( item, cursor, &package->mimes )
 581     {
 582         MSIMIME *mt = LIST_ENTRY( item, MSIMIME, entry );
 583
 584         list_remove( &mt->entry );
 585         msi_free( mt->clsid );
 586         msi_free( mt->ContentType );
 587         msi_free( mt );
 588     }
 589
 590     LIST_FOR_EACH_SAFE( item, cursor, &package->appids )
 591     {
 592         MSIAPPID *appid = LIST_ENTRY( item, MSIAPPID, entry );
 593
 594         list_remove( &appid->entry );
 595         msi_free( appid->AppID );
 596         msi_free( appid->RemoteServerName );
 597         msi_free( appid->LocalServer );
 598         msi_free( appid->ServiceParameters );
 599         msi_free( appid->DllSurrogate );
 600         msi_free( appid );
 601     }
 602
 603     if (package->script)
 604     {
 605         for (i = 0; i < TOTAL_SCRIPTS; i++)
 606             msi_free_action_script(package, i);
 607
 608         for (i = 0; i < package->script->UniqueActionsCount; i++)
 609             msi_free(package->script->UniqueActions[i]);
 610
 611         msi_free(package->script->UniqueActions);
 612         msi_free(package->script);
 613     }
 614
 615     msi_free(package->BaseURL);
 616     msi_free(package->PackagePath);
 617     msi_free(package->ProductCode);
 618     msi_free(package->ActionFormat);
 619     msi_free(package->LastAction);
 620
 621     /* cleanup control event subscriptions */
 622     ControlEvent_CleanupSubscriptions(package);
 623 }
 624
 625 /*
 626  *  build_directory_name()
 627  *
 628  *  This function is to save messing round with directory names
 629  *  It handles adding backslashes between path segments,
 630  *   and can add \ at the end of the directory name if told to.
 631  *
 632  *  It takes a variable number of arguments.
 633  *  It always allocates a new string for the result, so make sure
 634  *   to free the return value when finished with it.
 635  *
 636  *  The first arg is the number of path segments that follow.
 637  *  The arguments following count are a list of path segments.
 638  *  A path segment may be NULL.
 639  *
 640  *  Path segments will be added with a \ separating them.
 641  *  A \ will not be added after the last segment, however if the
 642  *    last segment is NULL, then the last character will be a \
 643  *
 644  */
 645 LPWSTR build_directory_name(DWORD count, ...)
 646 {
 647     DWORD sz = 1, i;
 648     LPWSTR dir;
 649     va_list va;
 650
 651     va_start(va,count);
 652     for(i=0; i<count; i++)
 653     {
 654         LPCWSTR str = va_arg(va,LPCWSTR);
 655         if (str)
 656             sz += strlenW(str) + 1;
 657     }
 658     va_end(va);
 659
 660     dir = msi_alloc(sz*sizeof(WCHAR));
 661     dir[0]=0;
 662
 663     va_start(va,count);
 664     for(i=0; i<count; i++)
 665     {
 666         LPCWSTR str = va_arg(va,LPCWSTR);
 667         if (!str)
 668             continue;
 669         strcatW(dir, str);
 670         if( ((i+1)!=count) && dir[strlenW(dir)-1]!='\\')
 671             strcatW(dir, cszbs);
 672     }
 673     return dir;
 674 }
 675
 676 /***********************************************************************
 677  *            create_full_pathW
 678  *
 679  * Recursively create all directories in the path.
 680  *
 681  * shamelessly stolen from setupapi/queue.c
 682  */
 683 BOOL create_full_pathW(const WCHAR *path)
 684 {
 685     BOOL ret = TRUE;
 686     int len;
 687     WCHAR *new_path;
 688
 689     new_path = msi_alloc( (strlenW(path) + 1) * sizeof(WCHAR));
 690
 691     strcpyW(new_path, path);
 692
 693     while((len = strlenW(new_path)) && new_path[len - 1] == '\\')
 694     new_path[len - 1] = 0;
 695
 696     while(!CreateDirectoryW(new_path, NULL))
 697     {
 698         WCHAR *slash;
 699         DWORD last_error = GetLastError();
 700         if(last_error == ERROR_ALREADY_EXISTS)
 701             break;
 702
 703         if(last_error != ERROR_PATH_NOT_FOUND)
 704         {
 705             ret = FALSE;
 706             break;
 707         }
 708
 709         if(!(slash = strrchrW(new_path, '\\')))
 710         {
 711             ret = FALSE;
 712             break;
 713         }
 714
 715         len = slash - new_path;
 716         new_path[len] = 0;
 717         if(!create_full_pathW(new_path))
 718         {
 719             ret = FALSE;
 720             break;
 721         }
 722         new_path[len] = '\\';
 723     }
 724
 725     msi_free(new_path);
 726     return ret;
 727 }
 728
 729 void ui_progress(MSIPACKAGE *package, int a, int b, int c, int d )
 730 {
 731     MSIRECORD * row;
 732
 733     row = MSI_CreateRecord(4);
 734     MSI_RecordSetInteger(row,1,a);
 735     MSI_RecordSetInteger(row,2,b);
 736     MSI_RecordSetInteger(row,3,c);
 737     MSI_RecordSetInteger(row,4,d);
 738     MSI_ProcessMessage(package, INSTALLMESSAGE_PROGRESS, row);
 739     msiobj_release(&row->hdr);
 740
 741     msi_dialog_check_messages(NULL);
 742 }
 743
 744 void ui_actiondata(MSIPACKAGE *package, LPCWSTR action, MSIRECORD * record)
 745 {
 746     static const WCHAR Query_t[] =
 747         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 748          '`','A','c','t','i','o', 'n','T','e','x','t','`',' ',
 749          'W','H','E','R','E',' ', '`','A','c','t','i','o','n','`',' ','=',
 750          ' ','\'','%','s','\'',0};
 751     WCHAR message[1024];
 752     MSIRECORD * row = 0;
 753     DWORD size;
 754
 755     if (!package->LastAction || strcmpW(package->LastAction,action))
 756     {
 757         row = MSI_QueryGetRecord(package->db, Query_t, action);
 758         if (!row)
 759             return;
 760
 761         if (MSI_RecordIsNull(row,3))
 762         {
 763             msiobj_release(&row->hdr);
 764             return;
 765         }
 766
 767         /* update the cached actionformat */
 768         msi_free(package->ActionFormat);
 769         package->ActionFormat = msi_dup_record_field(row,3);
 770
 771         msi_free(package->LastAction);
 772         package->LastAction = strdupW(action);
 773
 774         msiobj_release(&row->hdr);
 775     }
 776
 777     MSI_RecordSetStringW(record,0,package->ActionFormat);
 778     size = 1024;
 779     MSI_FormatRecordW(package,record,message,&size);
 780
 781     row = MSI_CreateRecord(1);
 782     MSI_RecordSetStringW(row,1,message);
 783
 784     MSI_ProcessMessage(package, INSTALLMESSAGE_ACTIONDATA, row);
 785
 786     msiobj_release(&row->hdr);
 787 }
 788
 789 BOOL ACTION_VerifyComponentForAction( MSICOMPONENT* comp, INSTALLSTATE check )
 790 {
 791     if (!comp)
 792         return FALSE;
 793
 794     if (comp->Installed == check)
 795         return FALSE;
 796
 797     if (comp->ActionRequest == check)
 798         return TRUE;
 799     else
 800         return FALSE;
 801 }
 802
 803 BOOL ACTION_VerifyFeatureForAction( MSIFEATURE* feature, INSTALLSTATE check )
 804 {
 805     if (!feature)
 806         return FALSE;
 807
 808     if (feature->Installed == check)
 809         return FALSE;
 810
 811     if (feature->ActionRequest == check)
 812         return TRUE;
 813     else
 814         return FALSE;
 815 }
 816
 817 void reduce_to_longfilename(WCHAR* filename)
 818 {
 819     LPWSTR p = strchrW(filename,'|');
 820     if (p)
 821         memmove(filename, p+1, (strlenW(p+1)+1)*sizeof(WCHAR));
 822 }
 823
 824 void reduce_to_shortfilename(WCHAR* filename)
 825 {
 826     LPWSTR p = strchrW(filename,'|');
 827     if (p)
 828         *p = 0;
 829 }
 830
 831 LPWSTR create_component_advertise_string(MSIPACKAGE* package,
 832                 MSICOMPONENT* component, LPCWSTR feature)
 833 {
 834     static const WCHAR fmt[] = {'%','s','%','s','%','c','%','s',0};
 835     WCHAR productid_85[21], component_85[21];
 836     LPWSTR output = NULL;
 837     DWORD sz = 0;
 838     GUID clsid;
 839
 840     /* > is used if there is a component GUID and < if not.  */
 841
 842     productid_85[0] = 0;
 843     component_85[0] = 0;
 844
 845     CLSIDFromString(package->ProductCode, &clsid);
 846     encode_base85_guid(&clsid, productid_85);
 847
 848     if (component)
 849     {
 850         CLSIDFromString(component->ComponentId, &clsid);
 851         encode_base85_guid(&clsid, component_85);
 852     }
 853
 854     TRACE("prod=%s feat=%s comp=%s\n", debugstr_w(productid_85),
 855           debugstr_w(feature), debugstr_w(component_85));
 856
 857     sz = 20 + lstrlenW(feature) + 20 + 3;
 858
 859     output = msi_alloc_zero(sz*sizeof(WCHAR));
 860
 861     sprintfW(output, fmt, productid_85, feature,
 862              component?'>':'<', component_85);
 863
 864     return output;
 865 }
 866
 867 /* update compoennt state based on a feature change */
 868 void ACTION_UpdateComponentStates(MSIPACKAGE *package, LPCWSTR szFeature)
 869 {
 870     INSTALLSTATE newstate;
 871     MSIFEATURE *feature;
 872     ComponentList *cl;
 873
 874     feature = get_loaded_feature(package,szFeature);
 875     if (!feature)
 876         return;
 877
 878     newstate = feature->ActionRequest;
 879
 880     if (newstate == INSTALLSTATE_ABSENT)
 881         newstate = INSTALLSTATE_UNKNOWN;
 882
 883     LIST_FOR_EACH_ENTRY( cl, &feature->Components, ComponentList, entry )
 884     {
 885         MSICOMPONENT* component = cl->component;
 886
 887         TRACE("MODIFYING(%i): Component %s (Installed %i, Action %i, Request %i)\n",
 888             newstate, debugstr_w(component->Component), component->Installed,
 889             component->Action, component->ActionRequest);
 890
 891         if (!component->Enabled)
 892             continue;
 893
 894         if (newstate == INSTALLSTATE_LOCAL)
 895             msi_component_set_state( component, INSTALLSTATE_LOCAL );
 896         else
 897         {
 898             ComponentList *clist;
 899             MSIFEATURE *f;
 900
 901             msi_component_set_state( component, newstate );
 902
 903             /*if any other feature wants is local we need to set it local*/
 904             LIST_FOR_EACH_ENTRY( f, &package->features, MSIFEATURE, entry )
 905             {
 906                 if ( f->ActionRequest != INSTALLSTATE_LOCAL &&
 907                      f->ActionRequest != INSTALLSTATE_SOURCE )
 908                 {
 909                     continue;
 910                 }
 911
 912                 LIST_FOR_EACH_ENTRY( clist, &f->Components, ComponentList, entry )
 913                 {
 914                     if ( clist->component == component &&
 915                          (f->ActionRequest == INSTALLSTATE_LOCAL ||
 916                           f->ActionRequest == INSTALLSTATE_SOURCE) )
 917                     {
 918                         TRACE("Saved by %s\n", debugstr_w(f->Feature));
 919
 920                         if (component->Attributes & msidbComponentAttributesOptional)
 921                         {
 922                             if (f->Attributes & msidbFeatureAttributesFavorSource)
 923                                 msi_component_set_state( component, INSTALLSTATE_SOURCE );
 924                             else
 925                                 msi_component_set_state( component, INSTALLSTATE_LOCAL );
 926                         }
 927                         else if (component->Attributes & msidbComponentAttributesSourceOnly)
 928                             msi_component_set_state( component, INSTALLSTATE_SOURCE );
 929                         else
 930                             msi_component_set_state( component, INSTALLSTATE_LOCAL );
 931                     }
 932                 }
 933             }
 934         }
 935         TRACE("Result (%i): Component %s (Installed %i, Action %i, Request %i)\n",
 936             newstate, debugstr_w(component->Component), component->Installed,
 937             component->Action, component->ActionRequest);
 938     }
 939 }
 940
 941 UINT register_unique_action(MSIPACKAGE *package, LPCWSTR action)
 942 {
 943     UINT count;
 944     LPWSTR *newbuf = NULL;
 945
 946     if (!package->script)
 947         return FALSE;
 948
 949     TRACE("Registering Action %s as having fun\n",debugstr_w(action));
 950
 951     count = package->script->UniqueActionsCount;
 952     package->script->UniqueActionsCount++;
 953     if (count != 0)
 954         newbuf = msi_realloc( package->script->UniqueActions,
 955                         package->script->UniqueActionsCount* sizeof(LPWSTR));
 956     else
 957         newbuf = msi_alloc( sizeof(LPWSTR));
 958
 959     newbuf[count] = strdupW(action);
 960     package->script->UniqueActions = newbuf;
 961
 962     return ERROR_SUCCESS;
 963 }
 964
 965 BOOL check_unique_action(MSIPACKAGE *package, LPCWSTR action)
 966 {
 967     INT i;
 968
 969     if (!package->script)
 970         return FALSE;
 971
 972     for (i = 0; i < package->script->UniqueActionsCount; i++)
 973         if (!strcmpW(package->script->UniqueActions[i],action))
 974             return TRUE;
 975
 976     return FALSE;
 977 }
 978
 979 WCHAR* generate_error_string(MSIPACKAGE *package, UINT error, DWORD count, ... )
 980 {
 981     static const WCHAR query[] = {'S','E','L','E','C','T',' ','`','M','e','s','s','a','g','e','`',' ','F','R','O','M',' ','`','E','r','r','o','r','`',' ','W','H','E','R','E',' ','`','E','r','r','o','r','`',' ','=',' ','%','i',0};
 982
 983     MSIRECORD *rec;
 984     MSIRECORD *row;
 985     DWORD size = 0;
 986     DWORD i;
 987     va_list va;
 988     LPCWSTR str;
 989     LPWSTR data;
 990
 991     row = MSI_QueryGetRecord(package->db, query, error);
 992     if (!row)
 993         return 0;
 994
 995     rec = MSI_CreateRecord(count+2);
 996
 997     str = MSI_RecordGetString(row,1);
 998     MSI_RecordSetStringW(rec,0,str);
 999     msiobj_release( &row->hdr );
1000     MSI_RecordSetInteger(rec,1,error);
1001
1002     va_start(va,count);
1003     for (i = 0; i < count; i++)
1004     {
1005         str = va_arg(va,LPCWSTR);
1006         MSI_RecordSetStringW(rec,(i+2),str);
1007     }
1008     va_end(va);
1009
1010     MSI_FormatRecordW(package,rec,NULL,&size);
1011     if (size >= 0)
1012     {
1013         size++;
1014         data = msi_alloc(size*sizeof(WCHAR));
1015         if (size > 1)
1016             MSI_FormatRecordW(package,rec,data,&size);
1017         else
1018             data[0] = 0;
1019         msiobj_release( &rec->hdr );
1020         return data;
1021     }
1022
1023     msiobj_release( &rec->hdr );
1024     data = NULL;
1025     return data;
1026 }
1027
1028 void msi_ui_error( DWORD msg_id, DWORD type )
1029 {
1030     WCHAR text[2048];
1031
1032     static const WCHAR title[] = {
1033         'W','i','n','d','o','w','s',' ','I','n','s','t','a','l','l','e','r',0
1034     };
1035
1036     if (!MsiLoadStringW( -1, msg_id, text, sizeof(text) / sizeof(text[0]),
1037                          MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL) ))
1038         return;
1039
1040     MessageBoxW( NULL, text, title, type );
1041 }