dlls/msi/upgrade.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  * Actions focused on in this module
  23  *
  24  * FindRelatedProducts
  25  * MigrateFeatureStates (TODO)
  26  * RemoveExistingProducts (TODO)
  27  */
  28
  29 #include <stdarg.h>
  30
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winerror.h"
  34 #include "winreg.h"
  35 #include "wine/debug.h"
  36 #include "msidefs.h"
  37 #include "msipriv.h"
  38 #include "winuser.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  41
  42 static BOOL check_language(DWORD lang1, LPCWSTR lang2, DWORD attributes)
  43 {
  44     DWORD langdword;
  45
  46     if (!lang2 || lang2[0]==0)
  47         return TRUE;
  48
  49     langdword = wcstol(lang2, NULL, 10);
  50
  51     if (attributes & msidbUpgradeAttributesLanguagesExclusive)
  52         return (lang1 != langdword);
  53     else
  54         return (lang1 == langdword);
  55 }
  56
  57 static BOOL find_product( const WCHAR *list, const WCHAR *product )
  58 {
  59     const WCHAR *p = list, *q;
  60
  61     if (!list) return FALSE;
  62     for (;;)
  63     {
  64         while (*p && *p != '{') p++;
  65         if (*p != '{') return FALSE;
  66         q = p;
  67         while (*q && *q != '}') q++;
  68         if (*q != '}') return FALSE;
  69         q++;
  70         if (q - p < lstrlenW( product )) return FALSE;
  71         if (!memcmp( p, product, (q - p) * sizeof(WCHAR) )) return TRUE;
  72         p = q + 1;
  73         while (*p && *p != ';') p++;
  74         if (*p != ';') break;
  75     }
  76
  77     return FALSE;
  78 }
  79
  80 static void append_productcode( MSIPACKAGE *package, const WCHAR *action_prop, const WCHAR *product )
  81 {
  82     WCHAR *prop, *newprop;
  83     DWORD len = 0;
  84     UINT r;
  85
  86     prop = msi_dup_property( package->db, action_prop );
  87     if (find_product( prop, product ))
  88     {
  89         TRACE( "related product property %s already contains %s\n", debugstr_w(action_prop), debugstr_w(product) );
  90         msi_free( prop );
  91         return;
  92     }
  93
  94     if (prop) len += lstrlenW( prop );
  95     len += lstrlenW( product ) + 2;
  96     if (!(newprop = msi_alloc( len * sizeof(WCHAR) ))) return;
  97     if (prop)
  98     {
  99         lstrcpyW( newprop, prop );
 100         lstrcatW( newprop, szSemiColon );
 101     }
 102     else newprop[0] = 0;
 103     lstrcatW( newprop, product );
 104
 105     r = msi_set_property( package->db, action_prop, newprop, -1 );
 106     if (r == ERROR_SUCCESS && !wcscmp( action_prop, szSourceDir ))
 107         msi_reset_source_folders( package );
 108
 109     TRACE( "related product property %s now %s\n", debugstr_w(action_prop), debugstr_w(newprop) );
 110
 111     msi_free( prop );
 112     msi_free( newprop );
 113 }
 114
 115 static UINT ITERATE_FindRelatedProducts(MSIRECORD *rec, LPVOID param)
 116 {
 117     MSIPACKAGE *package = param;
 118     WCHAR product[SQUASHED_GUID_SIZE];
 119     DWORD index = 0, attributes = 0, sz = ARRAY_SIZE(product);
 120     LPCWSTR upgrade_code;
 121     HKEY hkey = 0;
 122     UINT rc = ERROR_SUCCESS;
 123     MSIRECORD *uirow;
 124
 125     upgrade_code = MSI_RecordGetString(rec,1);
 126
 127     rc = MSIREG_OpenUpgradeCodesKey(upgrade_code, &hkey, FALSE);
 128     if (rc != ERROR_SUCCESS)
 129         return ERROR_SUCCESS;
 130
 131     uirow = MSI_CreateRecord(1);
 132     attributes = MSI_RecordGetInteger(rec,5);
 133
 134     while (rc == ERROR_SUCCESS)
 135     {
 136         rc = RegEnumValueW(hkey, index, product, &sz, NULL, NULL, NULL, NULL);
 137         if (rc == ERROR_SUCCESS)
 138         {
 139             WCHAR productid[GUID_SIZE];
 140             LPCWSTR ver, language, action_property;
 141             DWORD check = 0, comp_ver, sz = 0x100;
 142             HKEY hukey;
 143             INT r;
 144
 145             TRACE("Looking at index %u product %s\n", index, debugstr_w(product));
 146
 147             unsquash_guid(product, productid);
 148             if (MSIREG_OpenProductKey(productid, NULL, MSIINSTALLCONTEXT_USERMANAGED, &hukey, FALSE) &&
 149                 MSIREG_OpenProductKey(productid, NULL, MSIINSTALLCONTEXT_USERUNMANAGED, &hukey, FALSE) &&
 150                 MSIREG_OpenProductKey(productid, NULL, MSIINSTALLCONTEXT_MACHINE, &hukey, FALSE))
 151             {
 152                 TRACE("product key not found\n");
 153                 rc = ERROR_SUCCESS;
 154                 index ++;
 155                 continue;
 156             }
 157
 158             sz = sizeof(DWORD);
 159             RegQueryValueExW(hukey, INSTALLPROPERTY_VERSIONW, NULL, NULL, (LPBYTE)&check, &sz);
 160
 161             /* check version minimum */
 162             ver = MSI_RecordGetString(rec,2);
 163             if (ver)
 164             {
 165                 comp_ver = msi_version_str_to_dword(ver);
 166                 r = check - comp_ver;
 167                 if (r < 0 || (r == 0 && !(attributes & msidbUpgradeAttributesVersionMinInclusive)))
 168                 {
 169                     TRACE("version below minimum\n");
 170                     RegCloseKey(hukey);
 171                     index ++;
 172                     continue;
 173                 }
 174             }
 175
 176             /* check version maximum */
 177             ver = MSI_RecordGetString(rec,3);
 178             if (ver)
 179             {
 180                 comp_ver = msi_version_str_to_dword(ver);
 181                 r = check - comp_ver;
 182                 if (r > 0 || (r == 0 && !(attributes & msidbUpgradeAttributesVersionMaxInclusive)))
 183                 {
 184                     RegCloseKey(hukey);
 185                     index ++;
 186                     continue;
 187                 }
 188                 TRACE("version above maximum\n");
 189             }
 190
 191             /* check language */
 192             sz = sizeof(DWORD);
 193             RegQueryValueExW(hukey, INSTALLPROPERTY_LANGUAGEW, NULL, NULL, (LPBYTE)&check, &sz);
 194             RegCloseKey(hukey);
 195             language = MSI_RecordGetString(rec,4);
 196             if (!check_language(check, language, attributes))
 197             {
 198                 index ++;
 199                 TRACE("language doesn't match\n");
 200                 continue;
 201             }
 202             TRACE("found related product\n");
 203
 204             action_property = MSI_RecordGetString(rec, 7);
 205             append_productcode(package, action_property, productid);
 206             MSI_RecordSetStringW(uirow, 1, productid);
 207             MSI_ProcessMessage(package, INSTALLMESSAGE_ACTIONDATA, uirow);
 208         }
 209         index ++;
 210     }
 211     RegCloseKey(hkey);
 212     msiobj_release( &uirow->hdr);
 213
 214     return ERROR_SUCCESS;
 215 }
 216
 217 UINT ACTION_FindRelatedProducts(MSIPACKAGE *package)
 218 {
 219     static const WCHAR query[] = {
 220         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 221         '`','U','p','g','r','a','d','e','`',0};
 222     MSIQUERY *view;
 223     UINT rc;
 224
 225     if (msi_get_property_int(package->db, szInstalled, 0))
 226     {
 227         TRACE("Skipping FindRelatedProducts action: product already installed\n");
 228         return ERROR_SUCCESS;
 229     }
 230     if (msi_action_is_unique(package, szFindRelatedProducts))
 231     {
 232         TRACE("Skipping FindRelatedProducts action: already done in UI sequence\n");
 233         return ERROR_SUCCESS;
 234     }
 235     else
 236         msi_register_unique_action(package, szFindRelatedProducts);
 237
 238     rc = MSI_DatabaseOpenViewW(package->db, query, &view);
 239     if (rc != ERROR_SUCCESS)
 240         return ERROR_SUCCESS;
 241
 242     rc = MSI_IterateRecords(view, NULL, ITERATE_FindRelatedProducts, package);
 243     msiobj_release(&view->hdr);
 244     return rc;
 245 }