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Sweden-Number/dlls/msi/files.c

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/*
* Implementation of the Microsoft Installer (msi.dll)
*
* Copyright 2005 Aric Stewart for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/*
* Actions dealing with files These are
*
* InstallFiles
* DuplicateFiles
* MoveFiles
* PatchFiles (TODO)
* RemoveDuplicateFiles
* RemoveFiles
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "wine/debug.h"
#include "fdi.h"
#include "msi.h"
#include "msidefs.h"
#include "msipriv.h"
#include "winuser.h"
#include "winreg.h"
#include "shlwapi.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
static void msi_file_update_ui( MSIPACKAGE *package, MSIFILE *f, const WCHAR *action )
{
MSIRECORD *uirow;
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, f->FileName );
MSI_RecordSetStringW( uirow, 9, f->Component->Directory );
MSI_RecordSetInteger( uirow, 6, f->FileSize );
ui_actiondata( package, action, uirow );
msiobj_release( &uirow->hdr );
ui_progress( package, 2, f->FileSize, 0, 0 );
}
static msi_file_state calculate_install_state( MSIFILE *file )
{
MSICOMPONENT *comp = file->Component;
VS_FIXEDFILEINFO *file_version;
WCHAR *font_version;
msi_file_state state;
DWORD file_size;
if (comp->ActionRequest != INSTALLSTATE_LOCAL || !comp->Enabled ||
(comp->assembly && comp->assembly->installed))
{
TRACE("file %s is not scheduled for install\n", debugstr_w(file->File));
return msifs_skipped;
}
if ((comp->assembly && !comp->assembly->application && !comp->assembly->installed) ||
GetFileAttributesW( file->TargetPath ) == INVALID_FILE_ATTRIBUTES)
{
TRACE("file %s is missing\n", debugstr_w(file->File));
return msifs_missing;
}
if (file->Version)
{
if ((file_version = msi_get_disk_file_version( file->TargetPath )))
{
TRACE("new %s old %u.%u.%u.%u\n", debugstr_w(file->Version),
HIWORD(file_version->dwFileVersionMS),
LOWORD(file_version->dwFileVersionMS),
HIWORD(file_version->dwFileVersionLS),
LOWORD(file_version->dwFileVersionLS));
if (msi_compare_file_versions( file_version, file->Version ) < 0)
state = msifs_overwrite;
else
{
TRACE("destination file version equal or greater, not overwriting\n");
state = msifs_present;
}
msi_free( file_version );
return state;
}
else if ((font_version = font_version_from_file( file->TargetPath )))
{
TRACE("new %s old %s\n", debugstr_w(file->Version), debugstr_w(font_version));
if (msi_compare_font_versions( font_version, file->Version ) < 0)
state = msifs_overwrite;
else
{
TRACE("destination file version equal or greater, not overwriting\n");
state = msifs_present;
}
msi_free( font_version );
return state;
}
}
if ((file_size = msi_get_disk_file_size( file->TargetPath )) != file->FileSize)
{
return msifs_overwrite;
}
if (file->hash.dwFileHashInfoSize)
{
if (msi_file_hash_matches( file ))
{
TRACE("file hashes match, not overwriting\n");
return msifs_hashmatch;
}
else
{
TRACE("file hashes do not match, overwriting\n");
return msifs_overwrite;
}
}
/* assume present */
return msifs_present;
}
static void schedule_install_files(MSIPACKAGE *package)
{
MSIFILE *file;
LIST_FOR_EACH_ENTRY(file, &package->files, MSIFILE, entry)
{
MSICOMPONENT *comp = file->Component;
file->state = calculate_install_state( file );
if (file->state == msifs_overwrite && (comp->Attributes & msidbComponentAttributesNeverOverwrite))
{
TRACE("not overwriting %s\n", debugstr_w(file->TargetPath));
file->state = msifs_skipped;
}
comp->Action = INSTALLSTATE_LOCAL;
ui_progress( package, 2, file->FileSize, 0, 0 );
}
}
static UINT copy_file(MSIFILE *file, LPWSTR source)
{
BOOL ret;
ret = CopyFileW(source, file->TargetPath, FALSE);
if (!ret)
return GetLastError();
SetFileAttributesW(file->TargetPath, FILE_ATTRIBUTE_NORMAL);
file->state = msifs_installed;
return ERROR_SUCCESS;
}
static UINT copy_install_file(MSIPACKAGE *package, MSIFILE *file, LPWSTR source)
{
UINT gle;
TRACE("Copying %s to %s\n", debugstr_w(source), debugstr_w(file->TargetPath));
gle = copy_file(file, source);
if (gle == ERROR_SUCCESS)
return gle;
if (gle == ERROR_ALREADY_EXISTS && file->state == msifs_overwrite)
{
TRACE("overwriting existing file\n");
return ERROR_SUCCESS;
}
else if (gle == ERROR_ACCESS_DENIED)
{
SetFileAttributesW(file->TargetPath, FILE_ATTRIBUTE_NORMAL);
gle = copy_file(file, source);
TRACE("Overwriting existing file: %d\n", gle);
}
if (gle == ERROR_SHARING_VIOLATION || gle == ERROR_USER_MAPPED_FILE)
{
WCHAR tmpfileW[MAX_PATH], *pathW, *p;
DWORD len;
TRACE("file in use, scheduling rename operation\n");
GetTempFileNameW(szBackSlash, szMsi, 0, tmpfileW);
len = strlenW(file->TargetPath) + strlenW(tmpfileW) + 1;
if (!(pathW = msi_alloc(len * sizeof(WCHAR))))
return ERROR_OUTOFMEMORY;
strcpyW(pathW, file->TargetPath);
if ((p = strrchrW(pathW, '\\'))) *p = 0;
strcatW(pathW, tmpfileW);
if (CopyFileW(source, pathW, FALSE) &&
MoveFileExW(file->TargetPath, NULL, MOVEFILE_DELAY_UNTIL_REBOOT) &&
MoveFileExW(pathW, file->TargetPath, MOVEFILE_DELAY_UNTIL_REBOOT))
{
file->state = msifs_installed;
package->need_reboot = 1;
gle = ERROR_SUCCESS;
}
else
{
gle = GetLastError();
WARN("failed to schedule rename operation: %d)\n", gle);
}
msi_free(pathW);
}
return gle;
}
static UINT msi_create_directory( MSIPACKAGE *package, const WCHAR *dir )
{
MSIFOLDER *folder;
WCHAR *install_path;
install_path = resolve_target_folder( package, dir, FALSE, TRUE, &folder );
if (!install_path)
return ERROR_FUNCTION_FAILED;
if (folder->State == 0)
{
create_full_pathW( install_path );
folder->State = 2;
}
msi_free( install_path );
return ERROR_SUCCESS;
}
static BOOL installfiles_cb(MSIPACKAGE *package, LPCWSTR file, DWORD action,
LPWSTR *path, DWORD *attrs, PVOID user)
{
static MSIFILE *f = NULL;
UINT_PTR disk_id = (UINT_PTR)user;
if (action == MSICABEXTRACT_BEGINEXTRACT)
{
f = get_loaded_file(package, file);
if (!f)
{
TRACE("unknown file in cabinet (%s)\n", debugstr_w(file));
return FALSE;
}
if (f->disk_id != disk_id || (f->state != msifs_missing && f->state != msifs_overwrite))
return FALSE;
msi_file_update_ui(package, f, szInstallFiles);
if (!f->Component->assembly || f->Component->assembly->application)
{
msi_create_directory(package, f->Component->Directory);
}
*path = strdupW(f->TargetPath);
*attrs = f->Attributes;
}
else if (action == MSICABEXTRACT_FILEEXTRACTED)
{
f->state = msifs_installed;
f = NULL;
}
return TRUE;
}
/*
* ACTION_InstallFiles()
*
* For efficiency, this is done in two passes:
* 1) Correct all the TargetPaths and determine what files are to be installed.
* 2) Extract Cabinets and copy files.
*/
UINT ACTION_InstallFiles(MSIPACKAGE *package)
{
MSIMEDIAINFO *mi;
MSICOMPONENT *comp;
UINT rc = ERROR_SUCCESS;
MSIFILE *file;
/* increment progress bar each time action data is sent */
ui_progress(package,1,1,0,0);
schedule_install_files(package);
mi = msi_alloc_zero( sizeof(MSIMEDIAINFO) );
LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
{
rc = msi_load_media_info( package, file->Sequence, mi );
if (rc != ERROR_SUCCESS)
{
ERR("Unable to load media info for %s (%u)\n", debugstr_w(file->File), rc);
return ERROR_FUNCTION_FAILED;
}
if (!file->Component->Enabled) continue;
if (file->state != msifs_hashmatch &&
(rc = ready_media( package, file->Sequence, file->IsCompressed, mi )))
{
ERR("Failed to ready media for %s\n", debugstr_w(file->File));
goto done;
}
if (file->state != msifs_missing && !mi->is_continuous && file->state != msifs_overwrite)
continue;
if (file->Sequence > mi->last_sequence || mi->is_continuous ||
(file->IsCompressed && !mi->is_extracted))
{
MSICABDATA data;
data.mi = mi;
data.package = package;
data.cb = installfiles_cb;
data.user = (PVOID)(UINT_PTR)mi->disk_id;
if (file->IsCompressed &&
!msi_cabextract(package, mi, &data))
{
ERR("Failed to extract cabinet: %s\n", debugstr_w(mi->cabinet));
rc = ERROR_INSTALL_FAILURE;
goto done;
}
}
if (!file->IsCompressed)
{
LPWSTR source = resolve_file_source(package, file);
TRACE("copying %s to %s\n", debugstr_w(source), debugstr_w(file->TargetPath));
msi_file_update_ui(package, file, szInstallFiles);
if (!file->Component->assembly || file->Component->assembly->application)
{
msi_create_directory(package, file->Component->Directory);
}
rc = copy_install_file(package, file, source);
if (rc != ERROR_SUCCESS)
{
ERR("Failed to copy %s to %s (%d)\n", debugstr_w(source),
debugstr_w(file->TargetPath), rc);
rc = ERROR_INSTALL_FAILURE;
msi_free(source);
goto done;
}
msi_free(source);
}
else if (file->state != msifs_installed)
{
ERR("compressed file wasn't installed (%s)\n", debugstr_w(file->TargetPath));
rc = ERROR_INSTALL_FAILURE;
goto done;
}
}
LIST_FOR_EACH_ENTRY( comp, &package->components, MSICOMPONENT, entry )
{
if (comp->ActionRequest == INSTALLSTATE_LOCAL && comp->Enabled &&
comp->assembly && !comp->assembly->installed)
{
rc = install_assembly( package, comp );
if (rc != ERROR_SUCCESS)
{
ERR("Failed to install assembly\n");
rc = ERROR_INSTALL_FAILURE;
break;
}
}
}
done:
msi_free_media_info(mi);
return rc;
}
#define is_dot_dir(x) ((x[0] == '.') && ((x[1] == 0) || ((x[1] == '.') && (x[2] == 0))))
typedef struct
{
struct list entry;
LPWSTR sourcename;
LPWSTR destname;
LPWSTR source;
LPWSTR dest;
} FILE_LIST;
static BOOL msi_move_file(LPCWSTR source, LPCWSTR dest, int options)
{
BOOL ret;
if (GetFileAttributesW(source) == FILE_ATTRIBUTE_DIRECTORY ||
GetFileAttributesW(dest) == FILE_ATTRIBUTE_DIRECTORY)
{
WARN("Source or dest is directory, not moving\n");
return FALSE;
}
if (options == msidbMoveFileOptionsMove)
{
TRACE("moving %s -> %s\n", debugstr_w(source), debugstr_w(dest));
ret = MoveFileExW(source, dest, MOVEFILE_REPLACE_EXISTING);
if (!ret)
{
WARN("MoveFile failed: %d\n", GetLastError());
return FALSE;
}
}
else
{
TRACE("copying %s -> %s\n", debugstr_w(source), debugstr_w(dest));
ret = CopyFileW(source, dest, FALSE);
if (!ret)
{
WARN("CopyFile failed: %d\n", GetLastError());
return FALSE;
}
}
return TRUE;
}
static LPWSTR wildcard_to_file(LPWSTR wildcard, LPWSTR filename)
{
LPWSTR path, ptr;
DWORD dirlen, pathlen;
ptr = strrchrW(wildcard, '\\');
dirlen = ptr - wildcard + 1;
pathlen = dirlen + lstrlenW(filename) + 1;
path = msi_alloc(pathlen * sizeof(WCHAR));
lstrcpynW(path, wildcard, dirlen + 1);
lstrcatW(path, filename);
return path;
}
static void free_file_entry(FILE_LIST *file)
{
msi_free(file->source);
msi_free(file->dest);
msi_free(file);
}
static void free_list(FILE_LIST *list)
{
while (!list_empty(&list->entry))
{
FILE_LIST *file = LIST_ENTRY(list_head(&list->entry), FILE_LIST, entry);
list_remove(&file->entry);
free_file_entry(file);
}
}
static BOOL add_wildcard(FILE_LIST *files, LPWSTR source, LPWSTR dest)
{
FILE_LIST *new, *file;
LPWSTR ptr, filename;
DWORD size;
new = msi_alloc_zero(sizeof(FILE_LIST));
if (!new)
return FALSE;
new->source = strdupW(source);
ptr = strrchrW(dest, '\\') + 1;
filename = strrchrW(new->source, '\\') + 1;
new->sourcename = filename;
if (*ptr)
new->destname = ptr;
else
new->destname = new->sourcename;
size = (ptr - dest) + lstrlenW(filename) + 1;
new->dest = msi_alloc(size * sizeof(WCHAR));
if (!new->dest)
{
free_file_entry(new);
return FALSE;
}
lstrcpynW(new->dest, dest, ptr - dest + 1);
lstrcatW(new->dest, filename);
if (list_empty(&files->entry))
{
list_add_head(&files->entry, &new->entry);
return TRUE;
}
LIST_FOR_EACH_ENTRY(file, &files->entry, FILE_LIST, entry)
{
if (strcmpW( source, file->source ) < 0)
{
list_add_before(&file->entry, &new->entry);
return TRUE;
}
}
list_add_after(&file->entry, &new->entry);
return TRUE;
}
static BOOL move_files_wildcard(LPWSTR source, LPWSTR dest, int options)
{
WIN32_FIND_DATAW wfd;
HANDLE hfile;
LPWSTR path;
BOOL res;
FILE_LIST files, *file;
DWORD size;
hfile = FindFirstFileW(source, &wfd);
if (hfile == INVALID_HANDLE_VALUE) return FALSE;
list_init(&files.entry);
for (res = TRUE; res; res = FindNextFileW(hfile, &wfd))
{
if (is_dot_dir(wfd.cFileName)) continue;
path = wildcard_to_file(source, wfd.cFileName);
if (!path)
{
res = FALSE;
goto done;
}
add_wildcard(&files, path, dest);
msi_free(path);
}
/* no files match the wildcard */
if (list_empty(&files.entry))
goto done;
/* only the first wildcard match gets renamed to dest */
file = LIST_ENTRY(list_head(&files.entry), FILE_LIST, entry);
size = (strrchrW(file->dest, '\\') - file->dest) + lstrlenW(file->destname) + 2;
file->dest = msi_realloc(file->dest, size * sizeof(WCHAR));
if (!file->dest)
{
res = FALSE;
goto done;
}
/* file->dest may be shorter after the reallocation, so add a NULL
* terminator. This is needed for the call to strrchrW, as there will no
* longer be a NULL terminator within the bounds of the allocation in this case.
*/
file->dest[size - 1] = '\0';
lstrcpyW(strrchrW(file->dest, '\\') + 1, file->destname);
while (!list_empty(&files.entry))
{
file = LIST_ENTRY(list_head(&files.entry), FILE_LIST, entry);
msi_move_file(file->source, file->dest, options);
list_remove(&file->entry);
free_file_entry(file);
}
res = TRUE;
done:
free_list(&files);
FindClose(hfile);
return res;
}
static UINT ITERATE_MoveFiles( MSIRECORD *rec, LPVOID param )
{
MSIPACKAGE *package = param;
MSIRECORD *uirow;
MSICOMPONENT *comp;
LPCWSTR sourcename, component;
LPWSTR sourcedir, destname = NULL, destdir = NULL, source = NULL, dest = NULL;
int options;
DWORD size;
BOOL ret, wildcards;
component = MSI_RecordGetString(rec, 2);
comp = get_loaded_component(package, component);
if (!comp)
return ERROR_SUCCESS;
if (!comp->Enabled)
{
TRACE("component is disabled\n");
return ERROR_SUCCESS;
}
if (comp->ActionRequest != INSTALLSTATE_LOCAL && comp->ActionRequest != INSTALLSTATE_SOURCE)
{
TRACE("Component not scheduled for installation: %s\n", debugstr_w(component));
comp->Action = comp->Installed;
return ERROR_SUCCESS;
}
comp->Action = comp->ActionRequest;
sourcename = MSI_RecordGetString(rec, 3);
options = MSI_RecordGetInteger(rec, 7);
sourcedir = msi_dup_property(package->db, MSI_RecordGetString(rec, 5));
if (!sourcedir)
goto done;
destdir = msi_dup_property(package->db, MSI_RecordGetString(rec, 6));
if (!destdir)
goto done;
if (!sourcename)
{
if (GetFileAttributesW(sourcedir) == INVALID_FILE_ATTRIBUTES)
goto done;
source = strdupW(sourcedir);
if (!source)
goto done;
}
else
{
size = lstrlenW(sourcedir) + lstrlenW(sourcename) + 2;
source = msi_alloc(size * sizeof(WCHAR));
if (!source)
goto done;
lstrcpyW(source, sourcedir);
if (source[lstrlenW(source) - 1] != '\\')
lstrcatW(source, szBackSlash);
lstrcatW(source, sourcename);
}
wildcards = strchrW(source, '*') || strchrW(source, '?');
if (MSI_RecordIsNull(rec, 4))
{
if (!wildcards)
{
destname = strdupW(sourcename);
if (!destname)
goto done;
}
}
else
{
destname = strdupW(MSI_RecordGetString(rec, 4));
if (destname)
reduce_to_longfilename(destname);
}
size = 0;
if (destname)
size = lstrlenW(destname);
size += lstrlenW(destdir) + 2;
dest = msi_alloc(size * sizeof(WCHAR));
if (!dest)
goto done;
lstrcpyW(dest, destdir);
if (dest[lstrlenW(dest) - 1] != '\\')
lstrcatW(dest, szBackSlash);
if (destname)
lstrcatW(dest, destname);
if (GetFileAttributesW(destdir) == INVALID_FILE_ATTRIBUTES)
{
ret = CreateDirectoryW(destdir, NULL);
if (!ret)
{
WARN("CreateDirectory failed: %d\n", GetLastError());
goto done;
}
}
if (!wildcards)
msi_move_file(source, dest, options);
else
move_files_wildcard(source, dest, options);
done:
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, MSI_RecordGetString(rec, 1) );
MSI_RecordSetInteger( uirow, 6, 1 ); /* FIXME */
MSI_RecordSetStringW( uirow, 9, destdir );
ui_actiondata( package, szMoveFiles, uirow );
msiobj_release( &uirow->hdr );
msi_free(sourcedir);
msi_free(destdir);
msi_free(destname);
msi_free(source);
msi_free(dest);
return ERROR_SUCCESS;
}
UINT ACTION_MoveFiles( MSIPACKAGE *package )
{
UINT rc;
MSIQUERY *view;
static const WCHAR ExecSeqQuery[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
'`','M','o','v','e','F','i','l','e','`',0};
rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
if (rc != ERROR_SUCCESS)
return ERROR_SUCCESS;
rc = MSI_IterateRecords(view, NULL, ITERATE_MoveFiles, package);
msiobj_release(&view->hdr);
return rc;
}
static WCHAR *get_duplicate_filename( MSIPACKAGE *package, MSIRECORD *row, const WCHAR *file_key, const WCHAR *src )
{
DWORD len;
WCHAR *dst_name, *dst_path, *dst;
if (MSI_RecordIsNull( row, 4 ))
{
len = strlenW( src ) + 1;
if (!(dst_name = msi_alloc( len * sizeof(WCHAR)))) return NULL;
strcpyW( dst_name, strrchrW( src, '\\' ) + 1 );
}
else
{
MSI_RecordGetStringW( row, 4, NULL, &len );
if (!(dst_name = msi_alloc( ++len * sizeof(WCHAR) ))) return NULL;
MSI_RecordGetStringW( row, 4, dst_name, &len );
reduce_to_longfilename( dst_name );
}
if (MSI_RecordIsNull( row, 5 ))
{
WCHAR *p;
dst_path = strdupW( src );
p = strrchrW( dst_path, '\\' );
if (p) *p = 0;
}
else
{
const WCHAR *dst_key = MSI_RecordGetString( row, 5 );
dst_path = resolve_target_folder( package, dst_key, FALSE, TRUE, NULL );
if (!dst_path)
{
/* try a property */
dst_path = msi_dup_property( package->db, dst_key );
if (!dst_path)
{
FIXME("Unable to get destination folder, try AppSearch properties\n");
msi_free( dst_name );
return NULL;
}
}
}
dst = build_directory_name( 2, dst_path, dst_name );
create_full_pathW( dst_path );
msi_free( dst_name );
msi_free( dst_path );
return dst;
}
static UINT ITERATE_DuplicateFiles(MSIRECORD *row, LPVOID param)
{
MSIPACKAGE *package = param;
LPWSTR dest;
LPCWSTR file_key, component;
MSICOMPONENT *comp;
MSIRECORD *uirow;
MSIFILE *file;
component = MSI_RecordGetString(row,2);
comp = get_loaded_component(package,component);
if (!comp)
return ERROR_SUCCESS;
if (!comp->Enabled)
{
TRACE("component is disabled\n");
return ERROR_SUCCESS;
}
if (comp->ActionRequest != INSTALLSTATE_LOCAL)
{
TRACE("Component not scheduled for installation %s\n", debugstr_w(component));
comp->Action = comp->Installed;
return ERROR_SUCCESS;
}
comp->Action = INSTALLSTATE_LOCAL;
file_key = MSI_RecordGetString(row,3);
if (!file_key)
{
ERR("Unable to get file key\n");
return ERROR_FUNCTION_FAILED;
}
file = get_loaded_file( package, file_key );
if (!file)
{
ERR("Original file unknown %s\n", debugstr_w(file_key));
return ERROR_SUCCESS;
}
dest = get_duplicate_filename( package, row, file_key, file->TargetPath );
if (!dest)
{
WARN("Unable to get duplicate filename\n");
return ERROR_SUCCESS;
}
TRACE("Duplicating file %s to %s\n", debugstr_w(file->TargetPath), debugstr_w(dest));
if (!CopyFileW( file->TargetPath, dest, TRUE ))
{
WARN("Failed to copy file %s -> %s (%u)\n",
debugstr_w(file->TargetPath), debugstr_w(dest), GetLastError());
}
FIXME("We should track these duplicate files as well\n");
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, MSI_RecordGetString( row, 1 ) );
MSI_RecordSetInteger( uirow, 6, file->FileSize );
MSI_RecordSetStringW( uirow, 9, MSI_RecordGetString( row, 5 ) );
ui_actiondata( package, szDuplicateFiles, uirow );
msiobj_release( &uirow->hdr );
msi_free(dest);
return ERROR_SUCCESS;
}
UINT ACTION_DuplicateFiles(MSIPACKAGE *package)
{
UINT rc;
MSIQUERY * view;
static const WCHAR ExecSeqQuery[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
'`','D','u','p','l','i','c','a','t','e','F','i','l','e','`',0};
rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
if (rc != ERROR_SUCCESS)
return ERROR_SUCCESS;
rc = MSI_IterateRecords(view, NULL, ITERATE_DuplicateFiles, package);
msiobj_release(&view->hdr);
return rc;
}
static UINT ITERATE_RemoveDuplicateFiles( MSIRECORD *row, LPVOID param )
{
MSIPACKAGE *package = param;
LPWSTR dest;
LPCWSTR file_key, component;
MSICOMPONENT *comp;
MSIRECORD *uirow;
MSIFILE *file;
component = MSI_RecordGetString( row, 2 );
comp = get_loaded_component( package, component );
if (!comp)
return ERROR_SUCCESS;
if (!comp->Enabled)
{
TRACE("component is disabled\n");
return ERROR_SUCCESS;
}
if (comp->ActionRequest != INSTALLSTATE_ABSENT)
{
TRACE("Component not scheduled for removal %s\n", debugstr_w(component));
comp->Action = comp->Installed;
return ERROR_SUCCESS;
}
comp->Action = INSTALLSTATE_ABSENT;
file_key = MSI_RecordGetString( row, 3 );
if (!file_key)
{
ERR("Unable to get file key\n");
return ERROR_FUNCTION_FAILED;
}
file = get_loaded_file( package, file_key );
if (!file)
{
ERR("Original file unknown %s\n", debugstr_w(file_key));
return ERROR_SUCCESS;
}
dest = get_duplicate_filename( package, row, file_key, file->TargetPath );
if (!dest)
{
WARN("Unable to get duplicate filename\n");
return ERROR_SUCCESS;
}
TRACE("Removing duplicate %s of %s\n", debugstr_w(dest), debugstr_w(file->TargetPath));
if (!DeleteFileW( dest ))
{
WARN("Failed to delete duplicate file %s (%u)\n", debugstr_w(dest), GetLastError());
}
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, MSI_RecordGetString( row, 1 ) );
MSI_RecordSetStringW( uirow, 9, MSI_RecordGetString( row, 5 ) );
ui_actiondata( package, szRemoveDuplicateFiles, uirow );
msiobj_release( &uirow->hdr );
msi_free(dest);
return ERROR_SUCCESS;
}
UINT ACTION_RemoveDuplicateFiles( MSIPACKAGE *package )
{
UINT rc;
MSIQUERY *view;
static const WCHAR query[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
'`','D','u','p','l','i','c','a','t','e','F','i','l','e','`',0};
rc = MSI_DatabaseOpenViewW( package->db, query, &view );
if (rc != ERROR_SUCCESS)
return ERROR_SUCCESS;
rc = MSI_IterateRecords( view, NULL, ITERATE_RemoveDuplicateFiles, package );
msiobj_release( &view->hdr );
return rc;
}
static BOOL verify_comp_for_removal(MSICOMPONENT *comp, UINT install_mode)
{
INSTALLSTATE request = comp->ActionRequest;
/* special case */
if (request != INSTALLSTATE_SOURCE &&
comp->Attributes & msidbComponentAttributesSourceOnly &&
(install_mode == msidbRemoveFileInstallModeOnRemove ||
install_mode == msidbRemoveFileInstallModeOnBoth)) return TRUE;
switch (request)
{
case INSTALLSTATE_LOCAL:
case INSTALLSTATE_SOURCE:
if (install_mode == msidbRemoveFileInstallModeOnInstall ||
install_mode == msidbRemoveFileInstallModeOnBoth) return TRUE;
break;
case INSTALLSTATE_ABSENT:
if (install_mode == msidbRemoveFileInstallModeOnRemove ||
install_mode == msidbRemoveFileInstallModeOnBoth) return TRUE;
break;
default: break;
}
return FALSE;
}
static UINT ITERATE_RemoveFiles(MSIRECORD *row, LPVOID param)
{
MSIPACKAGE *package = param;
MSICOMPONENT *comp;
MSIRECORD *uirow;
LPCWSTR component, dirprop;
UINT install_mode;
LPWSTR dir = NULL, path = NULL, filename = NULL;
DWORD size;
UINT ret = ERROR_SUCCESS;
component = MSI_RecordGetString(row, 2);
dirprop = MSI_RecordGetString(row, 4);
install_mode = MSI_RecordGetInteger(row, 5);
comp = get_loaded_component(package, component);
if (!comp->Enabled)
{
TRACE("component is disabled\n");
return ERROR_SUCCESS;
}
if (!verify_comp_for_removal(comp, install_mode))
{
TRACE("Skipping removal due to install mode\n");
comp->Action = comp->Installed;
return ERROR_SUCCESS;
}
if (comp->Attributes & msidbComponentAttributesPermanent)
{
TRACE("permanent component, not removing file\n");
return ERROR_SUCCESS;
}
dir = msi_dup_property(package->db, dirprop);
if (!dir)
return ERROR_OUTOFMEMORY;
size = 0;
if ((filename = strdupW( MSI_RecordGetString(row, 3) )))
{
reduce_to_longfilename( filename );
size = lstrlenW( filename );
}
size += lstrlenW(dir) + 2;
path = msi_alloc(size * sizeof(WCHAR));
if (!path)
{
ret = ERROR_OUTOFMEMORY;
goto done;
}
if (filename)
{
lstrcpyW(path, dir);
PathAddBackslashW(path);
lstrcatW(path, filename);
TRACE("Deleting misc file: %s\n", debugstr_w(path));
DeleteFileW(path);
}
else
{
TRACE("Removing misc directory: %s\n", debugstr_w(dir));
RemoveDirectoryW(dir);
}
done:
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, MSI_RecordGetString(row, 1) );
MSI_RecordSetStringW( uirow, 9, dir );
ui_actiondata( package, szRemoveFiles, uirow );
msiobj_release( &uirow->hdr );
msi_free(filename);
msi_free(path);
msi_free(dir);
return ret;
}
static BOOL has_persistent_dir( MSIPACKAGE *package, MSICOMPONENT *comp )
{
MSIQUERY *view;
UINT r = ERROR_FUNCTION_FAILED;
static const WCHAR query[] = {
'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
'`','C','r','e','a','t','e','F','o','l','d','e','r','`',' ','W','H','E','R','E',' ',
'`','C','o','m','p','o','n','e','n','t','_','`',' ','=','\'','%','s','\'',' ','A','N','D',' ',
'`','D','i','r','e','c','t','o','r','y','_','`',' ','=','\'','%','s','\'',0};
if (!MSI_OpenQuery( package->db, &view, query, comp->Component, comp->Directory ))
{
if (!MSI_ViewExecute( view, NULL ))
{
MSIRECORD *rec;
if (!(r = MSI_ViewFetch( view, &rec )))
{
TRACE("directory %s is persistent\n", debugstr_w(comp->Directory));
msiobj_release( &rec->hdr );
}
}
msiobj_release( &view->hdr );
}
return (r == ERROR_SUCCESS);
}
UINT ACTION_RemoveFiles( MSIPACKAGE *package )
{
MSIQUERY *view;
MSIFILE *file;
UINT r;
static const WCHAR query[] = {
'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
'`','R','e','m','o','v','e','F','i','l','e','`',0};
r = MSI_DatabaseOpenViewW(package->db, query, &view);
if (r == ERROR_SUCCESS)
{
MSI_IterateRecords(view, NULL, ITERATE_RemoveFiles, package);
msiobj_release(&view->hdr);
}
LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
{
MSIRECORD *uirow;
LPWSTR dir, p;
VS_FIXEDFILEINFO *ver;
if ( file->state == msifs_installed )
ERR("removing installed file %s\n", debugstr_w(file->TargetPath));
if ( file->Component->ActionRequest != INSTALLSTATE_ABSENT ||
file->Component->Installed == INSTALLSTATE_SOURCE )
continue;
if (!file->Component->Enabled)
{
TRACE("component is disabled\n");
continue;
}
if (file->Component->Attributes & msidbComponentAttributesPermanent)
{
TRACE("permanent component, not removing file\n");
continue;
}
if (file->Version)
{
ver = msi_get_disk_file_version( file->TargetPath );
if (ver && msi_compare_file_versions( ver, file->Version ) > 0)
{
TRACE("newer version detected, not removing file\n");
msi_free( ver );
continue;
}
msi_free( ver );
}
TRACE("removing %s\n", debugstr_w(file->File) );
SetFileAttributesW( file->TargetPath, FILE_ATTRIBUTE_NORMAL );
if (!DeleteFileW( file->TargetPath ))
{
WARN("failed to delete %s (%u)\n", debugstr_w(file->TargetPath), GetLastError());
}
else if (!has_persistent_dir( package, file->Component ))
{
if ((dir = strdupW( file->TargetPath )))
{
if ((p = strrchrW( dir, '\\' ))) *p = 0;
RemoveDirectoryW( dir );
msi_free( dir );
}
}
file->state = msifs_missing;
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, file->FileName );
MSI_RecordSetStringW( uirow, 9, file->Component->Directory );
ui_actiondata( package, szRemoveFiles, uirow );
msiobj_release( &uirow->hdr );
/* FIXME: call ui_progress here? */
}
return ERROR_SUCCESS;
}
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