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[WINESYNC] msi: Support ALTER TABLE when MSITRANSFORM_ERROR_VIEWTRANSFORM flag is used.

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Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wine commit id ae6fd7b14792b932832da6f5d5088d500723c386 by Piotr Caban <piotr@codeweavers.com>
This commit is contained in:
winesync 2022-03-13 19:08:39 +01:00 committed by Mark Jansen
parent 27a430bda6
commit 28c50c1ac7
No known key found for this signature in database
GPG key ID: B39240EE84BEAE8B
1 changed files with 149 additions and 3 deletions
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152
dll/win32/msi/table.c
View file

@ -2256,7 +2256,7 @@ static UINT TransformView_fetch_int( MSIVIEW *view, UINT row, UINT col, UINT *va
{
MSITABLEVIEW *tv = (MSITABLEVIEW*)view;
if (!tv->table)
if (!tv->table || col > tv->table->col_count)
{
*val = 0;
return ERROR_SUCCESS;
@ -2268,7 +2268,7 @@ static UINT TransformView_fetch_stream( MSIVIEW *view, UINT row, UINT col, IStre
{
MSITABLEVIEW *tv = (MSITABLEVIEW*)view;
if (!tv->table)
if (!tv->table || col > tv->table->col_count)
{
*stm = NULL;
return ERROR_SUCCESS;
@ -2452,6 +2452,59 @@ static UINT TransformView_create_table( MSITABLEVIEW *tv, MSIRECORD *rec )
return r;
}
static UINT TransformView_add_column( MSITABLEVIEW *tv, MSIRECORD *rec )
{
static const WCHAR query_pfx[] =
L"INSERT INTO `_TransformView` (`Table`, `Current`, `Column`, `Data`) VALUES ('";
WCHAR buf[256], *query = buf;
UINT i, p, len, r, qlen;
MSIQUERY *q;
qlen = p = wcslen( query_pfx );
for (i = 1; i <= 4; i++)
{
r = MSI_RecordGetStringW( rec, i, NULL, &len );
if (r != ERROR_SUCCESS)
return r;
qlen += len + 3; /* strlen( "','" ) */
}
if (qlen > ARRAY_SIZE(buf))
{
query = msi_alloc( len * sizeof(WCHAR) );
qlen = len;
if (!query)
return ERROR_OUTOFMEMORY;
}
memcpy( query, query_pfx, p * sizeof(WCHAR) );
for (i = 1; i <= 4; i++)
{
len = qlen - p;
MSI_RecordGetStringW( rec, i, query + p, &len );
p += len;
query[p++] = '\'';
if (i != 4)
{
query[p++] = ',';
query[p++] = '\'';
}
}
query[p++] = ')';
query[p++] = 0;
r = MSI_DatabaseOpenViewW( tv->db, query, &q );
if (query != buf)
msi_free( query );
if (r != ERROR_SUCCESS)
return r;
r = MSI_ViewExecute( q, NULL );
msiobj_release( &q->hdr );
return r;
}
static UINT TransformView_insert_row( MSIVIEW *view, MSIRECORD *rec, UINT row, BOOL temporary )
{
MSITABLEVIEW *tv = (MSITABLEVIEW*)view;
@ -2459,6 +2512,9 @@ static UINT TransformView_insert_row( MSIVIEW *view, MSIRECORD *rec, UINT row, B
if (!wcscmp(tv->name, szTables))
return TransformView_create_table( tv, rec );
if (!wcscmp(tv->name, szColumns))
return TransformView_add_column( tv, rec );
FIXME("\n");
return ERROR_CALL_NOT_IMPLEMENTED;
}
@ -2492,6 +2548,9 @@ static UINT TransformView_get_column_info( MSIVIEW *view, UINT n, LPCWSTR *name,
static UINT TransformView_delete( MSIVIEW *view )
{
MSITABLEVIEW *tv = (MSITABLEVIEW*)view;
if (!tv->table || tv->columns != tv->table->colinfo)
msi_free( tv->columns );
return TABLE_delete( view );
}
@ -2520,8 +2579,15 @@ static const MSIVIEWOPS transform_view_ops =
UINT TransformView_Create( MSIDATABASE *db, string_table *st, LPCWSTR name, MSIVIEW **view )
{
UINT r, name_len, size;
static const WCHAR query_pfx[] = L"SELECT `Column`, `Data`, `Current` FROM `_TransformView` WHERE `Table`='";
static const WCHAR query_sfx[] = L"' AND `Row` IS NULL AND `Current` IS NOT NULL";
WCHAR buf[256], *query = buf;
UINT r, len, name_len, size, add_col;
MSICOLUMNINFO *colinfo;
MSITABLEVIEW *tv;
MSIRECORD *rec;
MSIQUERY *q;
name_len = wcslen( name );
@ -2548,6 +2614,86 @@ UINT TransformView_Create( MSIDATABASE *db, string_table *st, LPCWSTR name, MSIV
}
tv->view.ops = &transform_view_ops;
len = ARRAY_SIZE(query_pfx) + name_len + ARRAY_SIZE(query_sfx) - 1;
if (len > ARRAY_SIZE(buf))
{
query = msi_alloc( len * sizeof(WCHAR) );
if (!query)
{
msi_free( tv );
return ERROR_OUTOFMEMORY;
}
}
memcpy( query, query_pfx, ARRAY_SIZE(query_pfx) * sizeof(WCHAR) );
len = ARRAY_SIZE(query_pfx) - 1;
memcpy( query + len, name, name_len * sizeof(WCHAR) );
len += name_len;
memcpy( query + len, query_sfx, ARRAY_SIZE(query_sfx) * sizeof(WCHAR) );
r = MSI_DatabaseOpenViewW( tv->db, query, &q );
if (query != buf)
msi_free( query );
if (r != ERROR_SUCCESS)
{
msi_free( tv );
return r;
}
r = MSI_ViewExecute( q, NULL );
if (r != ERROR_SUCCESS)
{
msi_free( tv );
return r;
}
r = q->view->ops->get_dimensions( q->view, &add_col, NULL );
if (r != ERROR_SUCCESS)
{
MSI_ViewClose( q );
msiobj_release( &q->hdr );
msi_free( tv );
return r;
}
if (!add_col)
{
MSI_ViewClose( q );
msiobj_release( &q->hdr );
return ERROR_SUCCESS;
}
colinfo = msi_alloc_zero( (add_col + tv->num_cols) * sizeof(*colinfo) );
if (!colinfo)
{
MSI_ViewClose( q );
msiobj_release( &q->hdr );
msi_free( tv );
return r;
}
while (MSI_ViewFetch( q, &rec ) == ERROR_SUCCESS)
{
int name_len;
const WCHAR *name = msi_record_get_string( rec, 1, &name_len );
const WCHAR *type = msi_record_get_string( rec, 2, NULL );
UINT name_id, idx;
idx = _wtoi( msi_record_get_string(rec, 3, NULL) );
colinfo[idx - 1].number = idx;
colinfo[idx - 1].type = _wtoi( type );
r = msi_string2id( st, name, name_len, &name_id );
if (r == ERROR_SUCCESS)
colinfo[idx - 1].colname = msi_string_lookup( st, name_id, NULL );
else
ERR( "column name %s is not defined in strings table\n", wine_dbgstr_w(name) );
}
MSI_ViewClose( q );
msiobj_release( &q->hdr );
memcpy( colinfo, tv->columns, tv->num_cols * sizeof(*colinfo) );
tv->columns = colinfo;
tv->num_cols += add_col;
return ERROR_SUCCESS;
}