dlls/msi/classes.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 /* Actions handled in this module:
  22  *
  23  * RegisterClassInfo
  24  * RegisterProgIdInfo
  25  * RegisterExtensionInfo
  26  * RegisterMIMEInfo
  27  * UnregisterClassInfo
  28  * UnregisterProgIdInfo
  29  * UnregisterExtensionInfo
  30  * UnregisterMIMEInfo
  31  */
  32
  33 #include <stdarg.h>
  34
  35 #include "windef.h"
  36 #include "winbase.h"
  37 #include "winerror.h"
  38 #include "winreg.h"
  39 #include "wine/debug.h"
  40 #include "msipriv.h"
  41 #include "winuser.h"
  42 #include "wine/unicode.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  45
  46 static MSIAPPID *load_appid( MSIPACKAGE* package, MSIRECORD *row )
  47 {
  48     LPCWSTR buffer;
  49     MSIAPPID *appid;
  50
  51     /* fill in the data */
  52
  53     appid = msi_alloc_zero( sizeof(MSIAPPID) );
  54     if (!appid)
  55         return NULL;
  56
  57     appid->AppID = msi_dup_record_field( row, 1 );
  58     TRACE("loading appid %s\n", debugstr_w( appid->AppID ));
  59
  60     buffer = MSI_RecordGetString(row,2);
  61     deformat_string( package, buffer, &appid->RemoteServerName );
  62
  63     appid->LocalServer = msi_dup_record_field(row,3);
  64     appid->ServiceParameters = msi_dup_record_field(row,4);
  65     appid->DllSurrogate = msi_dup_record_field(row,5);
  66
  67     appid->ActivateAtStorage = !MSI_RecordIsNull(row,6);
  68     appid->RunAsInteractiveUser = !MSI_RecordIsNull(row,7);
  69
  70     list_add_tail( &package->appids, &appid->entry );
  71
  72     return appid;
  73 }
  74
  75 static MSIAPPID *load_given_appid( MSIPACKAGE *package, LPCWSTR name )
  76 {
  77     MSIRECORD *row;
  78     MSIAPPID *appid;
  79     static const WCHAR ExecSeqQuery[] =
  80         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
  81          '`','A','p','p','I','d','`',' ','W','H','E','R','E',' ',
  82          '`','A','p','p','I','d','`',' ','=',' ','\'','%','s','\'',0};
  83
  84     if (!name)
  85         return NULL;
  86
  87     /* check for appids already loaded */
  88     LIST_FOR_EACH_ENTRY( appid, &package->appids, MSIAPPID, entry )
  89     {
  90         if (lstrcmpiW( appid->AppID, name )==0)
  91         {
  92             TRACE("found appid %s %p\n", debugstr_w(name), appid);
  93             return appid;
  94         }
  95     }
  96
  97     row = MSI_QueryGetRecord(package->db, ExecSeqQuery, name);
  98     if (!row)
  99         return NULL;
 100
 101     appid = load_appid(package, row);
 102     msiobj_release(&row->hdr);
 103
 104     return appid;
 105 }
 106
 107 static MSIPROGID *load_given_progid(MSIPACKAGE *package, LPCWSTR progid);
 108 static MSICLASS *load_given_class( MSIPACKAGE *package, LPCWSTR classid );
 109
 110 static MSIPROGID *load_progid( MSIPACKAGE* package, MSIRECORD *row )
 111 {
 112     MSIPROGID *progid;
 113     LPCWSTR buffer;
 114
 115     /* fill in the data */
 116
 117     progid = msi_alloc_zero( sizeof(MSIPROGID) );
 118     if (!progid)
 119         return NULL;
 120
 121     list_add_tail( &package->progids, &progid->entry );
 122
 123     progid->ProgID = msi_dup_record_field(row,1);
 124     TRACE("loading progid %s\n",debugstr_w(progid->ProgID));
 125
 126     buffer = MSI_RecordGetString(row,2);
 127     progid->Parent = load_given_progid(package,buffer);
 128     if (progid->Parent == NULL && buffer)
 129         FIXME("Unknown parent ProgID %s\n",debugstr_w(buffer));
 130
 131     buffer = MSI_RecordGetString(row,3);
 132     progid->Class = load_given_class(package,buffer);
 133     if (progid->Class == NULL && buffer)
 134         FIXME("Unknown class %s\n",debugstr_w(buffer));
 135
 136     progid->Description = msi_dup_record_field(row,4);
 137
 138     if (!MSI_RecordIsNull(row,6))
 139     {
 140         INT icon_index = MSI_RecordGetInteger(row,6);
 141         LPCWSTR FileName = MSI_RecordGetString(row,5);
 142         LPWSTR FilePath;
 143         static const WCHAR fmt[] = {'%','s',',','%','i',0};
 144
 145         FilePath = build_icon_path(package,FileName);
 146
 147         progid->IconPath = msi_alloc( (strlenW(FilePath)+10)* sizeof(WCHAR) );
 148
 149         sprintfW(progid->IconPath,fmt,FilePath,icon_index);
 150
 151         msi_free(FilePath);
 152     }
 153     else
 154     {
 155         buffer = MSI_RecordGetString(row,5);
 156         if (buffer)
 157             progid->IconPath = build_icon_path(package,buffer);
 158     }
 159
 160     progid->CurVer = NULL;
 161     progid->VersionInd = NULL;
 162
 163     /* if we have a parent then we may be that parents CurVer */
 164     if (progid->Parent && progid->Parent != progid)
 165     {
 166         MSIPROGID *parent = progid->Parent;
 167
 168         while (parent->Parent && parent->Parent != parent)
 169             parent = parent->Parent;
 170
 171         /* FIXME: need to determine if we are really the CurVer */
 172
 173         progid->CurVer = parent;
 174         parent->VersionInd = progid;
 175     }
 176
 177     return progid;
 178 }
 179
 180 static MSIPROGID *load_given_progid(MSIPACKAGE *package, LPCWSTR name)
 181 {
 182     MSIPROGID *progid;
 183     MSIRECORD *row;
 184     static const WCHAR ExecSeqQuery[] =
 185         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 186          '`','P','r','o','g','I','d','`',' ','W','H','E','R','E',' ',
 187          '`','P','r','o','g','I','d','`',' ','=',' ','\'','%','s','\'',0};
 188
 189     if (!name)
 190         return NULL;
 191
 192     /* check for progids already loaded */
 193     LIST_FOR_EACH_ENTRY( progid, &package->progids, MSIPROGID, entry )
 194     {
 195         if (strcmpiW( progid->ProgID,name )==0)
 196         {
 197             TRACE("found progid %s (%p)\n",debugstr_w(name), progid );
 198             return progid;
 199         }
 200     }
 201
 202     row = MSI_QueryGetRecord( package->db, ExecSeqQuery, name );
 203     if (!row)
 204         return NULL;
 205
 206     progid = load_progid(package, row);
 207     msiobj_release(&row->hdr);
 208
 209     return progid;
 210 }
 211
 212 static MSICLASS *load_class( MSIPACKAGE* package, MSIRECORD *row )
 213 {
 214     MSICLASS *cls;
 215     DWORD i;
 216     LPCWSTR buffer;
 217
 218     /* fill in the data */
 219
 220     cls = msi_alloc_zero( sizeof(MSICLASS) );
 221     if (!cls)
 222         return NULL;
 223
 224     list_add_tail( &package->classes, &cls->entry );
 225
 226     cls->clsid = msi_dup_record_field( row, 1 );
 227     TRACE("loading class %s\n",debugstr_w(cls->clsid));
 228     cls->Context = msi_dup_record_field( row, 2 );
 229     buffer = MSI_RecordGetString(row,3);
 230     cls->Component = get_loaded_component(package, buffer);
 231
 232     cls->ProgIDText = msi_dup_record_field(row,4);
 233     cls->ProgID = load_given_progid(package, cls->ProgIDText);
 234
 235     cls->Description = msi_dup_record_field(row,5);
 236
 237     buffer = MSI_RecordGetString(row,6);
 238     if (buffer)
 239         cls->AppID = load_given_appid(package, buffer);
 240
 241     cls->FileTypeMask = msi_dup_record_field(row,7);
 242
 243     if (!MSI_RecordIsNull(row,9))
 244     {
 245
 246         INT icon_index = MSI_RecordGetInteger(row,9);
 247         LPCWSTR FileName = MSI_RecordGetString(row,8);
 248         LPWSTR FilePath;
 249         static const WCHAR fmt[] = {'%','s',',','%','i',0};
 250
 251         FilePath = build_icon_path(package,FileName);
 252
 253         cls->IconPath = msi_alloc( (strlenW(FilePath)+5)* sizeof(WCHAR) );
 254
 255         sprintfW(cls->IconPath,fmt,FilePath,icon_index);
 256
 257         msi_free(FilePath);
 258     }
 259     else
 260     {
 261         buffer = MSI_RecordGetString(row,8);
 262         if (buffer)
 263             cls->IconPath = build_icon_path(package,buffer);
 264     }
 265
 266     if (!MSI_RecordIsNull(row,10))
 267     {
 268         i = MSI_RecordGetInteger(row,10);
 269         if (i != MSI_NULL_INTEGER && i > 0 &&  i < 4)
 270         {
 271             static const WCHAR ole2[] = {'o','l','e','2','.','d','l','l',0};
 272             static const WCHAR ole32[] = {'o','l','e','3','2','.','d','l','l',0};
 273
 274             switch(i)
 275             {
 276                 case 1:
 277                     cls->DefInprocHandler = strdupW(ole2);
 278                     break;
 279                 case 2:
 280                     cls->DefInprocHandler32 = strdupW(ole32);
 281                     break;
 282                 case 3:
 283                     cls->DefInprocHandler = strdupW(ole2);
 284                     cls->DefInprocHandler32 = strdupW(ole32);
 285                     break;
 286             }
 287         }
 288         else
 289         {
 290             cls->DefInprocHandler32 = msi_dup_record_field( row, 10);
 291             reduce_to_longfilename(cls->DefInprocHandler32);
 292         }
 293     }
 294     buffer = MSI_RecordGetString(row,11);
 295     deformat_string(package,buffer,&cls->Argument);
 296
 297     buffer = MSI_RecordGetString(row,12);
 298     cls->Feature = get_loaded_feature(package,buffer);
 299
 300     cls->Attributes = MSI_RecordGetInteger(row,13);
 301
 302     return cls;
 303 }
 304
 305 /*
 306  * the Class table has 3 primary keys. Generally it is only
 307  * referenced through the first CLSID key. However when loading
 308  * all of the classes we need to make sure we do not ignore rows
 309  * with other Context and ComponentIndexs
 310  */
 311 static MSICLASS *load_given_class(MSIPACKAGE *package, LPCWSTR classid)
 312 {
 313     MSICLASS *cls;
 314     MSIRECORD *row;
 315     static const WCHAR ExecSeqQuery[] =
 316         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 317          '`','C','l','a','s','s','`',' ','W','H','E','R','E',' ',
 318          '`','C','L','S','I','D','`',' ','=',' ','\'','%','s','\'',0};
 319
 320     if (!classid)
 321         return NULL;
 322
 323     /* check for classes already loaded */
 324     LIST_FOR_EACH_ENTRY( cls, &package->classes, MSICLASS, entry )
 325     {
 326         if (lstrcmpiW( cls->clsid, classid )==0)
 327         {
 328             TRACE("found class %s (%p)\n",debugstr_w(classid), cls);
 329             return cls;
 330         }
 331     }
 332
 333     row = MSI_QueryGetRecord(package->db, ExecSeqQuery, classid);
 334     if (!row)
 335         return NULL;
 336
 337     cls = load_class(package, row);
 338     msiobj_release(&row->hdr);
 339
 340     return cls;
 341 }
 342
 343 static MSIEXTENSION *load_given_extension( MSIPACKAGE *package, LPCWSTR extension );
 344
 345 static MSIMIME *load_mime( MSIPACKAGE* package, MSIRECORD *row )
 346 {
 347     LPCWSTR extension;
 348     MSIMIME *mt;
 349
 350     /* fill in the data */
 351
 352     mt = msi_alloc_zero( sizeof(MSIMIME) );
 353     if (!mt)
 354         return mt;
 355
 356     mt->ContentType = msi_dup_record_field( row, 1 );
 357     TRACE("loading mime %s\n", debugstr_w(mt->ContentType));
 358
 359     extension = MSI_RecordGetString( row, 2 );
 360     mt->Extension = load_given_extension( package, extension );
 361     mt->suffix = strdupW( extension );
 362
 363     mt->clsid = msi_dup_record_field( row, 3 );
 364     mt->Class = load_given_class( package, mt->clsid );
 365
 366     list_add_tail( &package->mimes, &mt->entry );
 367
 368     return mt;
 369 }
 370
 371 static MSIMIME *load_given_mime( MSIPACKAGE *package, LPCWSTR mime )
 372 {
 373     MSIRECORD *row;
 374     static const WCHAR ExecSeqQuery[] =
 375         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 376          '`','M','I','M','E','`',' ','W','H','E','R','E',' ',
 377          '`','C','o','n','t','e','n','t','T','y','p','e','`',' ','=',' ',
 378          '\'','%','s','\'',0};
 379     MSIMIME *mt;
 380
 381     if (!mime)
 382         return NULL;
 383
 384     /* check for mime already loaded */
 385     LIST_FOR_EACH_ENTRY( mt, &package->mimes, MSIMIME, entry )
 386     {
 387         if (strcmpiW(mt->ContentType,mime)==0)
 388         {
 389             TRACE("found mime %s (%p)\n",debugstr_w(mime), mt);
 390             return mt;
 391         }
 392     }
 393
 394     row = MSI_QueryGetRecord(package->db, ExecSeqQuery, mime);
 395     if (!row)
 396         return NULL;
 397
 398     mt = load_mime(package, row);
 399     msiobj_release(&row->hdr);
 400
 401     return mt;
 402 }
 403
 404 static MSIEXTENSION *load_extension( MSIPACKAGE* package, MSIRECORD *row )
 405 {
 406     MSIEXTENSION *ext;
 407     LPCWSTR buffer;
 408
 409     /* fill in the data */
 410
 411     ext = msi_alloc_zero( sizeof(MSIEXTENSION) );
 412     if (!ext)
 413         return NULL;
 414
 415     list_init( &ext->verbs );
 416
 417     list_add_tail( &package->extensions, &ext->entry );
 418
 419     ext->Extension = msi_dup_record_field( row, 1 );
 420     TRACE("loading extension %s\n", debugstr_w(ext->Extension));
 421
 422     buffer = MSI_RecordGetString( row, 2 );
 423     ext->Component = get_loaded_component( package,buffer );
 424
 425     ext->ProgIDText = msi_dup_record_field( row, 3 );
 426     ext->ProgID = load_given_progid( package, ext->ProgIDText );
 427
 428     buffer = MSI_RecordGetString( row, 4 );
 429     ext->Mime = load_given_mime( package, buffer );
 430
 431     buffer = MSI_RecordGetString(row,5);
 432     ext->Feature = get_loaded_feature( package, buffer );
 433
 434     return ext;
 435 }
 436
 437 /*
 438  * While the extension table has 2 primary keys, this function is only looking
 439  * at the Extension key which is what is referenced as a foreign key
 440  */
 441 static MSIEXTENSION *load_given_extension( MSIPACKAGE *package, LPCWSTR name )
 442 {
 443     MSIRECORD *row;
 444     MSIEXTENSION *ext;
 445     static const WCHAR ExecSeqQuery[] =
 446         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 447          '`','E','x','t','e','n','s','i','o','n','`',' ',
 448          'W','H','E','R','E',' ',
 449          '`','E','x','t','e','n','s','i','o','n','`',' ','=',' ',
 450          '\'','%','s','\'',0};
 451
 452     if (!name)
 453         return NULL;
 454
 455     if (name[0] == '.')
 456         name++;
 457
 458     /* check for extensions already loaded */
 459     LIST_FOR_EACH_ENTRY( ext, &package->extensions, MSIEXTENSION, entry )
 460     {
 461         if (strcmpiW( ext->Extension, name )==0)
 462         {
 463             TRACE("extension %s already loaded %p\n", debugstr_w(name), ext);
 464             return ext;
 465         }
 466     }
 467
 468     row = MSI_QueryGetRecord( package->db, ExecSeqQuery, name );
 469     if (!row)
 470         return NULL;
 471
 472     ext = load_extension(package, row);
 473     msiobj_release(&row->hdr);
 474
 475     return ext;
 476 }
 477
 478 static UINT iterate_load_verb(MSIRECORD *row, LPVOID param)
 479 {
 480     MSIPACKAGE* package = param;
 481     MSIVERB *verb;
 482     LPCWSTR buffer;
 483     MSIEXTENSION *extension;
 484
 485     buffer = MSI_RecordGetString(row,1);
 486     extension = load_given_extension( package, buffer );
 487     if (!extension)
 488     {
 489         ERR("Verb unable to find loaded extension %s\n", debugstr_w(buffer));
 490         return ERROR_SUCCESS;
 491     }
 492
 493     /* fill in the data */
 494
 495     verb = msi_alloc_zero( sizeof(MSIVERB) );
 496     if (!verb)
 497         return ERROR_OUTOFMEMORY;
 498
 499     verb->Verb = msi_dup_record_field(row,2);
 500     TRACE("loading verb %s\n",debugstr_w(verb->Verb));
 501     verb->Sequence = MSI_RecordGetInteger(row,3);
 502
 503     buffer = MSI_RecordGetString(row,4);
 504     deformat_string(package,buffer,&verb->Command);
 505
 506     buffer = MSI_RecordGetString(row,5);
 507     deformat_string(package,buffer,&verb->Argument);
 508
 509     /* associate the verb with the correct extension */
 510     list_add_tail( &extension->verbs, &verb->entry );
 511
 512     return ERROR_SUCCESS;
 513 }
 514
 515 static UINT iterate_all_classes(MSIRECORD *rec, LPVOID param)
 516 {
 517     MSICOMPONENT *comp;
 518     LPCWSTR clsid;
 519     LPCWSTR context;
 520     LPCWSTR buffer;
 521     MSIPACKAGE* package = param;
 522     MSICLASS *cls;
 523     BOOL match = FALSE;
 524
 525     clsid = MSI_RecordGetString(rec,1);
 526     context = MSI_RecordGetString(rec,2);
 527     buffer = MSI_RecordGetString(rec,3);
 528     comp = get_loaded_component(package,buffer);
 529
 530     LIST_FOR_EACH_ENTRY( cls, &package->classes, MSICLASS, entry )
 531     {
 532         if (strcmpiW( clsid, cls->clsid ))
 533             continue;
 534         if (strcmpW( context, cls->Context ))
 535             continue;
 536         if (comp == cls->Component)
 537         {
 538             match = TRUE;
 539             break;
 540         }
 541     }
 542
 543     if (!match)
 544         load_class(package, rec);
 545
 546     return ERROR_SUCCESS;
 547 }
 548
 549 static VOID load_all_classes(MSIPACKAGE *package)
 550 {
 551     UINT rc = ERROR_SUCCESS;
 552     MSIQUERY *view;
 553
 554     static const WCHAR ExecSeqQuery[] =
 555         {'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
 556          '`','C','l','a','s','s','`',0};
 557
 558     rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
 559     if (rc != ERROR_SUCCESS)
 560         return;
 561
 562     rc = MSI_IterateRecords(view, NULL, iterate_all_classes, package);
 563     msiobj_release(&view->hdr);
 564 }
 565
 566 static UINT iterate_all_extensions(MSIRECORD *rec, LPVOID param)
 567 {
 568     MSICOMPONENT *comp;
 569     LPCWSTR buffer;
 570     LPCWSTR extension;
 571     MSIPACKAGE* package = param;
 572     BOOL match = FALSE;
 573     MSIEXTENSION *ext;
 574
 575     extension = MSI_RecordGetString(rec,1);
 576     buffer = MSI_RecordGetString(rec,2);
 577     comp = get_loaded_component(package,buffer);
 578
 579     LIST_FOR_EACH_ENTRY( ext, &package->extensions, MSIEXTENSION, entry )
 580     {
 581         if (strcmpiW(extension,ext->Extension))
 582             continue;
 583         if (comp == ext->Component)
 584         {
 585             match = TRUE;
 586             break;
 587         }
 588     }
 589
 590     if (!match)
 591         load_extension(package, rec);
 592
 593     return ERROR_SUCCESS;
 594 }
 595
 596 static VOID load_all_extensions(MSIPACKAGE *package)
 597 {
 598     UINT rc = ERROR_SUCCESS;
 599     MSIQUERY *view;
 600
 601     static const WCHAR ExecSeqQuery[] =
 602         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 603          '`','E','x','t','e','n','s','i','o','n','`',0};
 604
 605     rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
 606     if (rc != ERROR_SUCCESS)
 607         return;
 608
 609     rc = MSI_IterateRecords(view, NULL, iterate_all_extensions, package);
 610     msiobj_release(&view->hdr);
 611 }
 612
 613 static UINT iterate_all_progids(MSIRECORD *rec, LPVOID param)
 614 {
 615     LPCWSTR buffer;
 616     MSIPACKAGE* package = param;
 617
 618     buffer = MSI_RecordGetString(rec,1);
 619     load_given_progid(package,buffer);
 620     return ERROR_SUCCESS;
 621 }
 622
 623 static VOID load_all_progids(MSIPACKAGE *package)
 624 {
 625     UINT rc = ERROR_SUCCESS;
 626     MSIQUERY *view;
 627
 628     static const WCHAR ExecSeqQuery[] =
 629         {'S','E','L','E','C','T',' ','`','P','r','o','g','I','d','`',' ',
 630          'F','R','O','M',' ', '`','P','r','o','g','I','d','`',0};
 631
 632     rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
 633     if (rc != ERROR_SUCCESS)
 634         return;
 635
 636     rc = MSI_IterateRecords(view, NULL, iterate_all_progids, package);
 637     msiobj_release(&view->hdr);
 638 }
 639
 640 static VOID load_all_verbs(MSIPACKAGE *package)
 641 {
 642     UINT rc = ERROR_SUCCESS;
 643     MSIQUERY *view;
 644
 645     static const WCHAR ExecSeqQuery[] =
 646         {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 647          '`','V','e','r','b','`',0};
 648
 649     rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
 650     if (rc != ERROR_SUCCESS)
 651         return;
 652
 653     rc = MSI_IterateRecords(view, NULL, iterate_load_verb, package);
 654     msiobj_release(&view->hdr);
 655 }
 656
 657 static UINT iterate_all_mimes(MSIRECORD *rec, LPVOID param)
 658 {
 659     LPCWSTR buffer;
 660     MSIPACKAGE* package = param;
 661
 662     buffer = MSI_RecordGetString(rec,1);
 663     load_given_mime(package,buffer);
 664     return ERROR_SUCCESS;
 665 }
 666
 667 static VOID load_all_mimes(MSIPACKAGE *package)
 668 {
 669     UINT rc = ERROR_SUCCESS;
 670     MSIQUERY *view;
 671
 672     static const WCHAR ExecSeqQuery[] =
 673         {'S','E','L','E','C','T',' ',
 674          '`','C','o','n','t','e','n','t','T','y','p','e','`',
 675          ' ','F','R','O','M',' ',
 676          '`','M','I','M','E','`',0};
 677
 678     rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
 679     if (rc != ERROR_SUCCESS)
 680         return;
 681
 682     rc = MSI_IterateRecords(view, NULL, iterate_all_mimes, package);
 683     msiobj_release(&view->hdr);
 684 }
 685
 686 static void load_classes_and_such(MSIPACKAGE *package)
 687 {
 688     TRACE("Loading all the class info and related tables\n");
 689
 690     /* check if already loaded */
 691     if (!list_empty( &package->classes ) ||
 692         !list_empty( &package->mimes ) ||
 693         !list_empty( &package->extensions ) ||
 694         !list_empty( &package->progids ) )
 695         return;
 696
 697     load_all_classes(package);
 698     load_all_extensions(package);
 699     load_all_progids(package);
 700     /* these loads must come after the other loads */
 701     load_all_verbs(package);
 702     load_all_mimes(package);
 703 }
 704
 705 static void mark_progid_for_install( MSIPACKAGE* package, MSIPROGID *progid )
 706 {
 707     MSIPROGID *child;
 708
 709     if (!progid)
 710         return;
 711
 712     if (progid->InstallMe)
 713         return;
 714
 715     progid->InstallMe = TRUE;
 716
 717     /* all children if this is a parent also install */
 718     LIST_FOR_EACH_ENTRY( child, &package->progids, MSIPROGID, entry )
 719     {
 720         if (child->Parent == progid)
 721             mark_progid_for_install( package, child );
 722     }
 723 }
 724
 725 static void mark_progid_for_uninstall( MSIPACKAGE *package, MSIPROGID *progid )
 726 {
 727     MSIPROGID *child;
 728
 729     if (!progid)
 730         return;
 731
 732     if (!progid->InstallMe)
 733         return;
 734
 735     progid->InstallMe = FALSE;
 736
 737     LIST_FOR_EACH_ENTRY( child, &package->progids, MSIPROGID, entry )
 738     {
 739         if (child->Parent == progid)
 740             mark_progid_for_uninstall( package, child );
 741     }
 742 }
 743
 744 static void mark_mime_for_install( MSIMIME *mime )
 745 {
 746     if (!mime)
 747         return;
 748     mime->InstallMe = TRUE;
 749 }
 750
 751 static void mark_mime_for_uninstall( MSIMIME *mime )
 752 {
 753     if (!mime)
 754         return;
 755     mime->InstallMe = FALSE;
 756 }
 757
 758 static UINT register_appid(const MSIAPPID *appid, LPCWSTR app )
 759 {
 760     static const WCHAR szRemoteServerName[] =
 761          {'R','e','m','o','t','e','S','e','r','v','e','r','N','a','m','e',0};
 762     static const WCHAR szLocalService[] =
 763          {'L','o','c','a','l','S','e','r','v','i','c','e',0};
 764     static const WCHAR szService[] =
 765          {'S','e','r','v','i','c','e','P','a','r','a','m','e','t','e','r','s',0};
 766     static const WCHAR szDLL[] =
 767          {'D','l','l','S','u','r','r','o','g','a','t','e',0};
 768     static const WCHAR szActivate[] =
 769          {'A','c','t','i','v','a','t','e','A','s','S','t','o','r','a','g','e',0};
 770     static const WCHAR szY[] = {'Y',0};
 771     static const WCHAR szRunAs[] = {'R','u','n','A','s',0};
 772     static const WCHAR szUser[] =
 773          {'I','n','t','e','r','a','c','t','i','v','e',' ','U','s','e','r',0};
 774
 775     HKEY hkey2,hkey3;
 776
 777     RegCreateKeyW(HKEY_CLASSES_ROOT,szAppID,&hkey2);
 778     RegCreateKeyW( hkey2, appid->AppID, &hkey3 );
 779     RegCloseKey(hkey2);
 780     msi_reg_set_val_str( hkey3, NULL, app );
 781
 782     if (appid->RemoteServerName)
 783         msi_reg_set_val_str( hkey3, szRemoteServerName, appid->RemoteServerName );
 784
 785     if (appid->LocalServer)
 786         msi_reg_set_val_str( hkey3, szLocalService, appid->LocalServer );
 787
 788     if (appid->ServiceParameters)
 789         msi_reg_set_val_str( hkey3, szService, appid->ServiceParameters );
 790
 791     if (appid->DllSurrogate)
 792         msi_reg_set_val_str( hkey3, szDLL, appid->DllSurrogate );
 793
 794     if (appid->ActivateAtStorage)
 795         msi_reg_set_val_str( hkey3, szActivate, szY );
 796
 797     if (appid->RunAsInteractiveUser)
 798         msi_reg_set_val_str( hkey3, szRunAs, szUser );
 799
 800     RegCloseKey(hkey3);
 801     return ERROR_SUCCESS;
 802 }
 803
 804 UINT ACTION_RegisterClassInfo(MSIPACKAGE *package)
 805 {
 806     static const WCHAR szFileType_fmt[] = {'F','i','l','e','T','y','p','e','\\','%','s','\\','%','i',0};
 807     MSIRECORD *uirow;
 808     HKEY hkey,hkey2,hkey3;
 809     MSICLASS *cls;
 810
 811     load_classes_and_such(package);
 812     if (RegCreateKeyW(HKEY_CLASSES_ROOT, szCLSID, &hkey) != ERROR_SUCCESS)
 813         return ERROR_FUNCTION_FAILED;
 814
 815     LIST_FOR_EACH_ENTRY( cls, &package->classes, MSICLASS, entry )
 816     {
 817         MSICOMPONENT *comp;
 818         MSIFILE *file;
 819         DWORD size;
 820         LPWSTR argument;
 821         MSIFEATURE *feature;
 822
 823         comp = cls->Component;
 824         if ( !comp )
 825             continue;
 826
 827         feature = cls->Feature;
 828         if (!feature)
 829             continue;
 830
 831         if (feature->ActionRequest != INSTALLSTATE_LOCAL &&
 832             feature->ActionRequest != INSTALLSTATE_ADVERTISED )
 833         {
 834             TRACE("Feature %s not scheduled for installation, skipping registration of class %s\n",
 835                   debugstr_w(feature->Feature), debugstr_w(cls->clsid));
 836             continue;
 837         }
 838         feature->Action = feature->ActionRequest;
 839
 840         file = get_loaded_file( package, comp->KeyPath );
 841         if (!file)
 842         {
 843             TRACE("COM server not provided, skipping class %s\n", debugstr_w(cls->clsid));
 844             continue;
 845         }
 846
 847         TRACE("Registering class %s (%p)\n", debugstr_w(cls->clsid), cls);
 848
 849         cls->Installed = TRUE;
 850         mark_progid_for_install( package, cls->ProgID );
 851
 852         RegCreateKeyW( hkey, cls->clsid, &hkey2 );
 853
 854         if (cls->Description)
 855             msi_reg_set_val_str( hkey2, NULL, cls->Description );
 856
 857         RegCreateKeyW( hkey2, cls->Context, &hkey3 );
 858
 859         /*
 860          * FIXME: Implement install on demand (advertised components).
 861          *
 862          * ole32.dll should call msi.MsiProvideComponentFromDescriptor()
 863          *  when it needs an InProcServer that doesn't exist.
 864          * The component advertise string should be in the "InProcServer" value.
 865          */
 866         size = lstrlenW( file->TargetPath )+1;
 867         if (cls->Argument)
 868             size += lstrlenW(cls->Argument)+1;
 869
 870         argument = msi_alloc( size * sizeof(WCHAR) );
 871         lstrcpyW( argument, file->TargetPath );
 872
 873         if (cls->Argument)
 874         {
 875             lstrcatW( argument, szSpace );
 876             lstrcatW( argument, cls->Argument );
 877         }
 878
 879         msi_reg_set_val_str( hkey3, NULL, argument );
 880         msi_free(argument);
 881
 882         RegCloseKey(hkey3);
 883
 884         if (cls->ProgID || cls->ProgIDText)
 885         {
 886             LPCWSTR progid;
 887
 888             if (cls->ProgID)
 889                 progid = cls->ProgID->ProgID;
 890             else
 891                 progid = cls->ProgIDText;
 892
 893             msi_reg_set_subkey_val( hkey2, szProgID, NULL, progid );
 894
 895             if (cls->ProgID && cls->ProgID->VersionInd)
 896             {
 897                 msi_reg_set_subkey_val( hkey2, szVIProgID, NULL,
 898                                         cls->ProgID->VersionInd->ProgID );
 899             }
 900         }
 901
 902         if (cls->AppID)
 903         {
 904             MSIAPPID *appid = cls->AppID;
 905             msi_reg_set_val_str( hkey2, szAppID, appid->AppID );
 906             register_appid( appid, cls->Description );
 907         }
 908
 909         if (cls->IconPath)
 910             msi_reg_set_subkey_val( hkey2, szDefaultIcon, NULL, cls->IconPath );
 911
 912         if (cls->DefInprocHandler)
 913             msi_reg_set_subkey_val( hkey2, szInprocHandler, NULL, cls->DefInprocHandler );
 914
 915         if (cls->DefInprocHandler32)
 916             msi_reg_set_subkey_val( hkey2, szInprocHandler32, NULL, cls->DefInprocHandler32 );
 917
 918         RegCloseKey(hkey2);
 919
 920         /* if there is a FileTypeMask, register the FileType */
 921         if (cls->FileTypeMask)
 922         {
 923             LPWSTR ptr, ptr2;
 924             LPWSTR keyname;
 925             INT index = 0;
 926             ptr = cls->FileTypeMask;
 927             while (ptr && *ptr)
 928             {
 929                 ptr2 = strchrW(ptr,';');
 930                 if (ptr2)
 931                     *ptr2 = 0;
 932                 keyname = msi_alloc( (strlenW(szFileType_fmt) + strlenW(cls->clsid) + 4) * sizeof(WCHAR));
 933                 sprintfW( keyname, szFileType_fmt, cls->clsid, index );
 934
 935                 msi_reg_set_subkey_val( HKEY_CLASSES_ROOT, keyname, NULL, ptr );
 936                 msi_free(keyname);
 937
 938                 if (ptr2)
 939                     ptr = ptr2+1;
 940                 else
 941                     ptr = NULL;
 942
 943                 index ++;
 944             }
 945         }
 946
 947         uirow = MSI_CreateRecord(1);
 948         MSI_RecordSetStringW( uirow, 1, cls->clsid );
 949         ui_actiondata(package,szRegisterClassInfo,uirow);
 950         msiobj_release(&uirow->hdr);
 951     }
 952
 953     RegCloseKey(hkey);
 954     return ERROR_SUCCESS;
 955 }
 956
 957 UINT ACTION_UnregisterClassInfo( MSIPACKAGE *package )
 958 {
 959     static const WCHAR szFileType[] = {'F','i','l','e','T','y','p','e','\\',0};
 960     MSIRECORD *uirow;
 961     MSICLASS *cls;
 962     HKEY hkey, hkey2;
 963
 964     load_classes_and_such( package );
 965     if (RegOpenKeyW( HKEY_CLASSES_ROOT, szCLSID, &hkey ) != ERROR_SUCCESS)
 966         return ERROR_SUCCESS;
 967
 968     LIST_FOR_EACH_ENTRY( cls, &package->classes, MSICLASS, entry )
 969     {
 970         MSIFEATURE *feature;
 971         MSICOMPONENT *comp;
 972         LPWSTR filetype;
 973         LONG res;
 974
 975         comp = cls->Component;
 976         if (!comp)
 977             continue;
 978
 979         feature = cls->Feature;
 980         if (!feature)
 981             continue;
 982
 983         if (feature->ActionRequest != INSTALLSTATE_ABSENT)
 984         {
 985             TRACE("Feature %s not scheduled for removal, skipping unregistration of class %s\n",
 986                   debugstr_w(feature->Feature), debugstr_w(cls->clsid));
 987             continue;
 988         }
 989         feature->Action = feature->ActionRequest;
 990
 991         TRACE("Unregistering class %s (%p)\n", debugstr_w(cls->clsid), cls);
 992
 993         cls->Installed = FALSE;
 994         mark_progid_for_uninstall( package, cls->ProgID );
 995
 996         res = RegDeleteTreeW( hkey, cls->clsid );
 997         if (res != ERROR_SUCCESS)
 998             WARN("Failed to delete class key %d\n", res);
 999
1000         if (cls->AppID)
1001         {
1002             res = RegOpenKeyW( HKEY_CLASSES_ROOT, szAppID, &hkey2 );
1003             if (res == ERROR_SUCCESS)
1004             {
1005                 res = RegDeleteKeyW( hkey2, cls->AppID->AppID );
1006                 if (res != ERROR_SUCCESS)
1007                     WARN("Failed to delete appid key %d\n", res);
1008                 RegCloseKey( hkey2 );
1009             }
1010         }
1011         if (cls->FileTypeMask)
1012         {
1013             filetype = msi_alloc( (strlenW( szFileType ) + strlenW( cls->clsid ) + 1) * sizeof(WCHAR) );
1014             if (filetype)
1015             {
1016                 strcpyW( filetype, szFileType );
1017                 strcatW( filetype, cls->clsid );
1018                 res = RegDeleteTreeW( HKEY_CLASSES_ROOT, filetype );
1019                 msi_free( filetype );
1020
1021                 if (res != ERROR_SUCCESS)
1022                     WARN("Failed to delete file type %d\n", res);
1023             }
1024         }
1025
1026         uirow = MSI_CreateRecord( 1 );
1027         MSI_RecordSetStringW( uirow, 1, cls->clsid );
1028         ui_actiondata( package, szUnregisterClassInfo, uirow );
1029         msiobj_release( &uirow->hdr );
1030     }
1031
1032     RegCloseKey( hkey );
1033     return ERROR_SUCCESS;
1034 }
1035
1036 static LPCWSTR get_clsid_of_progid( const MSIPROGID *progid )
1037 {
1038     while (progid)
1039     {
1040         if (progid->Class)
1041             return progid->Class->clsid;
1042         if (progid->Parent == progid)
1043             break;
1044         progid = progid->Parent;
1045     }
1046     return NULL;
1047 }
1048
1049 static UINT register_progid( const MSIPROGID* progid )
1050 {
1051     static const WCHAR szCurVer[] = {'C','u','r','V','e','r',0};
1052     HKEY hkey = 0;
1053     UINT rc;
1054
1055     rc = RegCreateKeyW( HKEY_CLASSES_ROOT, progid->ProgID, &hkey );
1056     if (rc == ERROR_SUCCESS)
1057     {
1058         LPCWSTR clsid = get_clsid_of_progid( progid );
1059
1060         if (clsid)
1061             msi_reg_set_subkey_val( hkey, szCLSID, NULL, clsid );
1062         else
1063             ERR("%s has no class\n", debugstr_w( progid->ProgID ) );
1064
1065         if (progid->Description)
1066             msi_reg_set_val_str( hkey, NULL, progid->Description );
1067
1068         if (progid->IconPath)
1069             msi_reg_set_subkey_val( hkey, szDefaultIcon, NULL, progid->IconPath );
1070
1071         /* write out the current version */
1072         if (progid->CurVer)
1073             msi_reg_set_subkey_val( hkey, szCurVer, NULL, progid->CurVer->ProgID );
1074
1075         RegCloseKey(hkey);
1076     }
1077     else
1078         ERR("failed to create key %s\n", debugstr_w( progid->ProgID ) );
1079
1080     return rc;
1081 }
1082
1083 UINT ACTION_RegisterProgIdInfo(MSIPACKAGE *package)
1084 {
1085     MSIPROGID *progid;
1086     MSIRECORD *uirow;
1087
1088     load_classes_and_such(package);
1089
1090     LIST_FOR_EACH_ENTRY( progid, &package->progids, MSIPROGID, entry )
1091     {
1092         /* check if this progid is to be installed */
1093         if (progid->Class && progid->Class->Installed)
1094             progid->InstallMe = TRUE;
1095
1096         if (!progid->InstallMe)
1097         {
1098             TRACE("progid %s not scheduled to be installed\n",
1099                              debugstr_w(progid->ProgID));
1100             continue;
1101         }
1102
1103         TRACE("Registering progid %s\n", debugstr_w(progid->ProgID));
1104
1105         register_progid( progid );
1106
1107         uirow = MSI_CreateRecord( 1 );
1108         MSI_RecordSetStringW( uirow, 1, progid->ProgID );
1109         ui_actiondata( package, szRegisterProgIdInfo, uirow );
1110         msiobj_release( &uirow->hdr );
1111     }
1112
1113     return ERROR_SUCCESS;
1114 }
1115
1116 UINT ACTION_UnregisterProgIdInfo( MSIPACKAGE *package )
1117 {
1118     MSIPROGID *progid;
1119     MSIRECORD *uirow;
1120     LONG res;
1121
1122     load_classes_and_such( package );
1123
1124     LIST_FOR_EACH_ENTRY( progid, &package->progids, MSIPROGID, entry )
1125     {
1126         /* check if this progid is to be removed */
1127         if (progid->Class && !progid->Class->Installed)
1128             progid->InstallMe = FALSE;
1129
1130         if (progid->InstallMe)
1131         {
1132             TRACE("progid %s not scheduled to be removed\n", debugstr_w(progid->ProgID));
1133             continue;
1134         }
1135
1136         TRACE("Unregistering progid %s\n", debugstr_w(progid->ProgID));
1137
1138         res = RegDeleteTreeW( HKEY_CLASSES_ROOT, progid->ProgID );
1139         if (res != ERROR_SUCCESS)
1140             WARN("Failed to delete progid key %d\n", res);
1141
1142         uirow = MSI_CreateRecord( 1 );
1143         MSI_RecordSetStringW( uirow, 1, progid->ProgID );
1144         ui_actiondata( package, szUnregisterProgIdInfo, uirow );
1145         msiobj_release( &uirow->hdr );
1146     }
1147
1148     return ERROR_SUCCESS;
1149 }
1150
1151 static UINT register_verb(MSIPACKAGE *package, LPCWSTR progid,
1152                 MSICOMPONENT* component, const MSIEXTENSION* extension,
1153                 MSIVERB* verb, INT* Sequence )
1154 {
1155     LPWSTR keyname;
1156     HKEY key;
1157     static const WCHAR szShell[] = {'s','h','e','l','l',0};
1158     static const WCHAR szCommand[] = {'c','o','m','m','a','n','d',0};
1159     static const WCHAR fmt[] = {'\"','%','s','\"',' ','%','s',0};
1160     static const WCHAR fmt2[] = {'\"','%','s','\"',0};
1161     LPWSTR command;
1162     DWORD size;
1163     LPWSTR advertise;
1164
1165     keyname = build_directory_name(4, progid, szShell, verb->Verb, szCommand);
1166
1167     TRACE("Making Key %s\n",debugstr_w(keyname));
1168     RegCreateKeyW(HKEY_CLASSES_ROOT, keyname, &key);
1169     size = strlenW(component->FullKeypath);
1170     if (verb->Argument)
1171         size += strlenW(verb->Argument);
1172      size += 4;
1173
1174      command = msi_alloc(size * sizeof (WCHAR));
1175      if (verb->Argument)
1176         sprintfW(command, fmt, component->FullKeypath, verb->Argument);
1177      else
1178         sprintfW(command, fmt2, component->FullKeypath);
1179
1180      msi_reg_set_val_str( key, NULL, command );
1181      msi_free(command);
1182
1183      advertise = create_component_advertise_string(package, component,
1184                                                    extension->Feature->Feature);
1185
1186      size = strlenW(advertise);
1187
1188      if (verb->Argument)
1189          size += strlenW(verb->Argument);
1190      size += 4;
1191
1192      command = msi_alloc_zero(size * sizeof (WCHAR));
1193
1194      strcpyW(command,advertise);
1195      if (verb->Argument)
1196      {
1197          strcatW(command,szSpace);
1198          strcatW(command,verb->Argument);
1199      }
1200
1201      msi_reg_set_val_multi_str( key, szCommand, command );
1202
1203      RegCloseKey(key);
1204      msi_free(keyname);
1205      msi_free(advertise);
1206      msi_free(command);
1207
1208      if (verb->Command)
1209      {
1210         keyname = build_directory_name(3, progid, szShell, verb->Verb);
1211         msi_reg_set_subkey_val( HKEY_CLASSES_ROOT, keyname, NULL, verb->Command );
1212         msi_free(keyname);
1213      }
1214
1215      if (verb->Sequence != MSI_NULL_INTEGER)
1216      {
1217         if (*Sequence == MSI_NULL_INTEGER || verb->Sequence < *Sequence)
1218         {
1219             *Sequence = verb->Sequence;
1220             keyname = build_directory_name(2, progid, szShell);
1221             msi_reg_set_subkey_val( HKEY_CLASSES_ROOT, keyname, NULL, verb->Verb );
1222             msi_free(keyname);
1223         }
1224     }
1225     return ERROR_SUCCESS;
1226 }
1227
1228 UINT ACTION_RegisterExtensionInfo(MSIPACKAGE *package)
1229 {
1230     static const WCHAR szContentType[] =
1231         {'C','o','n','t','e','n','t',' ','T','y','p','e',0 };
1232     HKEY hkey = NULL;
1233     MSIEXTENSION *ext;
1234     MSIRECORD *uirow;
1235     BOOL install_on_demand = TRUE;
1236     LONG res;
1237
1238     load_classes_and_such(package);
1239
1240     /* We need to set install_on_demand based on if the shell handles advertised
1241      * shortcuts and the like. Because Mike McCormack is working on this i am
1242      * going to default to TRUE
1243      */
1244
1245     LIST_FOR_EACH_ENTRY( ext, &package->extensions, MSIEXTENSION, entry )
1246     {
1247         LPWSTR extension;
1248         MSIFEATURE *feature;
1249
1250         if (!ext->Component)
1251             continue;
1252
1253         feature = ext->Feature;
1254         if (!feature)
1255             continue;
1256
1257         /*
1258          * yes. MSDN says that these are based on _Feature_ not on
1259          * Component.  So verify the feature is to be installed
1260          */
1261         if (feature->ActionRequest != INSTALLSTATE_LOCAL &&
1262             !(install_on_demand && feature->ActionRequest == INSTALLSTATE_ADVERTISED))
1263         {
1264             TRACE("Feature %s not scheduled for installation, skipping registration of extension %s\n",
1265                    debugstr_w(feature->Feature), debugstr_w(ext->Extension));
1266             continue;
1267         }
1268         feature->Action = feature->ActionRequest;
1269
1270         TRACE("Registering extension %s (%p)\n", debugstr_w(ext->Extension), ext);
1271
1272         ext->Installed = TRUE;
1273
1274         /* this is only registered if the extension has at least 1 verb
1275          * according to MSDN
1276          */
1277         if (ext->ProgID && !list_empty( &ext->verbs ) )
1278             mark_progid_for_install( package, ext->ProgID );
1279
1280         mark_mime_for_install(ext->Mime);
1281
1282         extension = msi_alloc( (strlenW( ext->Extension ) + 2) * sizeof(WCHAR) );
1283         if (extension)
1284         {
1285             extension[0] = '.';
1286             strcpyW( extension + 1, ext->Extension );
1287             res = RegCreateKeyW( HKEY_CLASSES_ROOT, extension, &hkey );
1288             msi_free( extension );
1289             if (res != ERROR_SUCCESS)
1290                 WARN("Failed to create extension key %d\n", res);
1291         }
1292
1293         if (ext->Mime)
1294             msi_reg_set_val_str( hkey, szContentType, ext->Mime->ContentType );
1295
1296         if (ext->ProgID || ext->ProgIDText)
1297         {
1298             static const WCHAR szSN[] =
1299                 {'\\','S','h','e','l','l','N','e','w',0};
1300             HKEY hkey2;
1301             LPWSTR newkey;
1302             LPCWSTR progid;
1303             MSIVERB *verb;
1304             INT Sequence = MSI_NULL_INTEGER;
1305
1306             if (ext->ProgID)
1307                 progid = ext->ProgID->ProgID;
1308             else
1309                 progid = ext->ProgIDText;
1310
1311             msi_reg_set_val_str( hkey, NULL, progid );
1312
1313             newkey = msi_alloc( (strlenW(progid)+strlenW(szSN)+1) * sizeof(WCHAR));
1314
1315             strcpyW(newkey,progid);
1316             strcatW(newkey,szSN);
1317             RegCreateKeyW(hkey,newkey,&hkey2);
1318             RegCloseKey(hkey2);
1319
1320             msi_free(newkey);
1321
1322             /* do all the verbs */
1323             LIST_FOR_EACH_ENTRY( verb, &ext->verbs, MSIVERB, entry )
1324             {
1325                 register_verb( package, progid, ext->Component,
1326                                ext, verb, &Sequence);
1327             }
1328         }
1329
1330         RegCloseKey(hkey);
1331
1332         uirow = MSI_CreateRecord(1);
1333         MSI_RecordSetStringW( uirow, 1, ext->Extension );
1334         ui_actiondata(package,szRegisterExtensionInfo,uirow);
1335         msiobj_release(&uirow->hdr);
1336     }
1337
1338     return ERROR_SUCCESS;
1339 }
1340
1341 UINT ACTION_UnregisterExtensionInfo( MSIPACKAGE *package )
1342 {
1343     MSIEXTENSION *ext;
1344     MSIRECORD *uirow;
1345     LONG res;
1346
1347     load_classes_and_such( package );
1348
1349     LIST_FOR_EACH_ENTRY( ext, &package->extensions, MSIEXTENSION, entry )
1350     {
1351         LPWSTR extension;
1352         MSIFEATURE *feature;
1353
1354         if (!ext->Component)
1355             continue;
1356
1357         feature = ext->Feature;
1358         if (!feature)
1359             continue;
1360
1361         if (feature->ActionRequest != INSTALLSTATE_ABSENT)
1362         {
1363             TRACE("Feature %s not scheduled for removal, skipping unregistration of extension %s\n",
1364                    debugstr_w(feature->Feature), debugstr_w(ext->Extension));
1365             continue;
1366         }
1367
1368         TRACE("Unregistering extension %s\n", debugstr_w(ext->Extension));
1369
1370         ext->Installed = FALSE;
1371
1372         if (ext->ProgID && !list_empty( &ext->verbs ))
1373             mark_progid_for_uninstall( package, ext->ProgID );
1374
1375         mark_mime_for_uninstall( ext->Mime );
1376
1377         extension = msi_alloc( (strlenW( ext->Extension ) + 2) * sizeof(WCHAR) );
1378         if (extension)
1379         {
1380             extension[0] = '.';
1381             strcpyW( extension + 1, ext->Extension );
1382             res = RegDeleteTreeW( HKEY_CLASSES_ROOT, extension );
1383             msi_free( extension );
1384             if (res != ERROR_SUCCESS)
1385                 WARN("Failed to delete extension key %d\n", res);
1386         }
1387
1388         if (ext->ProgID || ext->ProgIDText)
1389         {
1390             static const WCHAR shellW[] = {'\\','s','h','e','l','l',0};
1391             LPCWSTR progid;
1392             LPWSTR progid_shell;
1393
1394             if (ext->ProgID)
1395                 progid = ext->ProgID->ProgID;
1396             else
1397                 progid = ext->ProgIDText;
1398
1399             progid_shell = msi_alloc( (strlenW( progid ) + strlenW( shellW ) + 1) * sizeof(WCHAR) );
1400             if (progid_shell)
1401             {
1402                 strcpyW( progid_shell, progid );
1403                 strcatW( progid_shell, shellW );
1404                 res = RegDeleteTreeW( HKEY_CLASSES_ROOT, progid_shell );
1405                 msi_free( progid_shell );
1406                 if (res != ERROR_SUCCESS)
1407                     WARN("Failed to delete shell key %d\n", res);
1408                 RegDeleteKeyW( HKEY_CLASSES_ROOT, progid );
1409             }
1410         }
1411
1412         uirow = MSI_CreateRecord( 1 );
1413         MSI_RecordSetStringW( uirow, 1, ext->Extension );
1414         ui_actiondata( package, szUnregisterExtensionInfo, uirow );
1415         msiobj_release( &uirow->hdr );
1416     }
1417
1418     return ERROR_SUCCESS;
1419 }
1420
1421 UINT ACTION_RegisterMIMEInfo(MSIPACKAGE *package)
1422 {
1423     static const WCHAR szExten[] =
1424         {'E','x','t','e','n','s','i','o','n',0 };
1425     MSIRECORD *uirow;
1426     MSIMIME *mt;
1427
1428     load_classes_and_such(package);
1429
1430     LIST_FOR_EACH_ENTRY( mt, &package->mimes, MSIMIME, entry )
1431     {
1432         LPWSTR extension;
1433         LPWSTR key;
1434
1435         /*
1436          * check if the MIME is to be installed. Either as requested by an
1437          * extension or Class
1438          */
1439         mt->InstallMe = (mt->InstallMe ||
1440               (mt->Class && mt->Class->Installed) ||
1441               (mt->Extension && mt->Extension->Installed));
1442
1443         if (!mt->InstallMe)
1444         {
1445             TRACE("MIME %s not scheduled to be installed\n", debugstr_w(mt->ContentType));
1446             continue;
1447         }
1448
1449         TRACE("Registering MIME type %s\n", debugstr_w(mt->ContentType));
1450
1451         extension = msi_alloc( (strlenW( mt->Extension->Extension ) + 2) * sizeof(WCHAR) );
1452         key = msi_alloc( (strlenW( mt->ContentType ) + strlenW( szMIMEDatabase ) + 1) * sizeof(WCHAR) );
1453
1454         if (extension && key)
1455         {
1456             extension[0] = '.';
1457             strcpyW( extension + 1, mt->Extension->Extension );
1458
1459             strcpyW( key, szMIMEDatabase );
1460             strcatW( key, mt->ContentType );
1461             msi_reg_set_subkey_val( HKEY_CLASSES_ROOT, key, szExten, extension );
1462
1463             if (mt->clsid)
1464                 msi_reg_set_subkey_val( HKEY_CLASSES_ROOT, key, szCLSID, mt->clsid );
1465         }
1466         msi_free( extension );
1467         msi_free( key );
1468
1469         uirow = MSI_CreateRecord( 2 );
1470         MSI_RecordSetStringW( uirow, 1, mt->ContentType );
1471         MSI_RecordSetStringW( uirow, 2, mt->suffix );
1472         ui_actiondata( package, szRegisterMIMEInfo, uirow );
1473         msiobj_release( &uirow->hdr );
1474     }
1475
1476     return ERROR_SUCCESS;
1477 }
1478
1479 UINT ACTION_UnregisterMIMEInfo( MSIPACKAGE *package )
1480 {
1481     MSIRECORD *uirow;
1482     MSIMIME *mime;
1483
1484     load_classes_and_such( package );
1485
1486     LIST_FOR_EACH_ENTRY( mime, &package->mimes, MSIMIME, entry )
1487     {
1488         LONG res;
1489         LPWSTR mime_key;
1490
1491         mime->InstallMe = (mime->InstallMe ||
1492                           (mime->Class && mime->Class->Installed) ||
1493                           (mime->Extension && mime->Extension->Installed));
1494
1495         if (mime->InstallMe)
1496         {
1497             TRACE("MIME %s not scheduled to be removed\n", debugstr_w(mime->ContentType));
1498             continue;
1499         }
1500
1501         TRACE("Unregistering MIME type %s\n", debugstr_w(mime->ContentType));
1502
1503         mime_key = msi_alloc( (strlenW( szMIMEDatabase ) + strlenW( mime->ContentType ) + 1) * sizeof(WCHAR) );
1504         if (mime_key)
1505         {
1506             strcpyW( mime_key, szMIMEDatabase );
1507             strcatW( mime_key, mime->ContentType );
1508             res = RegDeleteKeyW( HKEY_CLASSES_ROOT, mime_key );
1509             if (res != ERROR_SUCCESS)
1510                 WARN("Failed to delete MIME key %d\n", res);
1511             msi_free( mime_key );
1512         }
1513
1514         uirow = MSI_CreateRecord( 2 );
1515         MSI_RecordSetStringW( uirow, 1, mime->ContentType );
1516         MSI_RecordSetStringW( uirow, 2, mime->suffix );
1517         ui_actiondata( package, szUnregisterMIMEInfo, uirow );
1518         msiobj_release( &uirow->hdr );
1519     }
1520
1521     return ERROR_SUCCESS;
1522 }