1 /*
2 * Implementation of the Microsoft Installer (msi.dll)
3 *
4 * Copyright 2002-2004 Mike McCormack 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 #include <stdarg.h>
22
23 #include "windef.h"
24 #include "winbase.h"
25 #include "winerror.h"
26 #include "wine/debug.h"
27 #include "msi.h"
28 #include "msiquery.h"
29 #include "objbase.h"
30 #include "objidl.h"
31 #include "msipriv.h"
32 #include "winnls.h"
33
34 #include "query.h"
35
36 WINE_DEFAULT_DEBUG_CHANNEL(msidb);
37
38
39 /* below is the query interface to a table */
40
41 typedef struct tagMSICREATEVIEW
42 {
43 MSIVIEW view;
44 MSIDATABASE *db;
45 LPCWSTR name;
46 BOOL bIsTemp;
47 BOOL hold;
48 column_info *col_info;
49 } MSICREATEVIEW;
50
51 static UINT CREATE_fetch_int( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val )
52 {
53 MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
54
55 TRACE("%p %d %d %p\n", cv, row, col, val );
56
57 return ERROR_FUNCTION_FAILED;
58 }
59
60 static UINT CREATE_execute( struct tagMSIVIEW *view, MSIRECORD *record )
61 {
62 MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
63 MSITABLE *table;
64 BOOL persist = (cv->bIsTemp) ? MSICONDITION_FALSE : MSICONDITION_TRUE;
65
66 TRACE("%p Table %s (%s)\n", cv, debugstr_w(cv->name),
67 cv->bIsTemp?"temporary":"permanent");
68
69 if (cv->bIsTemp && !cv->hold)
70 return ERROR_SUCCESS;
71
72 return msi_create_table( cv->db, cv->name, cv->col_info, persist, &table);
73 }
74
75 static UINT CREATE_close( struct tagMSIVIEW *view )
76 {
77 MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
78
79 TRACE("%p\n", cv);
80
81 return ERROR_SUCCESS;
82 }
83
84 static UINT CREATE_get_dimensions( struct tagMSIVIEW *view, UINT *rows, UINT *cols )
85 {
86 MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
87
88 TRACE("%p %p %p\n", cv, rows, cols );
89
90 return ERROR_FUNCTION_FAILED;
91 }
92
93 static UINT CREATE_get_column_info( struct tagMSIVIEW *view,
94 UINT n, LPWSTR *name, UINT *type, BOOL *temporary,
95 LPWSTR *table_name)
96 {
97 MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
98
99 TRACE("%p %d %p %p %p %p\n", cv, n, name, type, temporary, table_name );
100
101 return ERROR_FUNCTION_FAILED;
102 }
103
104 static UINT CREATE_modify( struct tagMSIVIEW *view, MSIMODIFY eModifyMode,
105 MSIRECORD *rec, UINT row)
106 {
107 MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
108
109 TRACE("%p %d %p\n", cv, eModifyMode, rec );
110
111 return ERROR_FUNCTION_FAILED;
112 }
113
114 static UINT CREATE_delete( struct tagMSIVIEW *view )
115 {
116 MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
117
118 TRACE("%p\n", cv );
119
120 msiobj_release( &cv->db->hdr );
121 msi_free( cv );
122
123 return ERROR_SUCCESS;
124 }
125
126 static const MSIVIEWOPS create_ops =
127 {
128 CREATE_fetch_int,
129 NULL,
130 NULL,
131 NULL,
132 NULL,
133 NULL,
134 CREATE_execute,
135 CREATE_close,
136 CREATE_get_dimensions,
137 CREATE_get_column_info,
138 CREATE_modify,
139 CREATE_delete,
140 NULL,
141 NULL,
142 NULL,
143 NULL,
144 NULL,
145 NULL,
146 NULL,
147 };
148
149 static UINT check_columns( const column_info *col_info )
150 {
151 const column_info *c1, *c2;
152
153 /* check for two columns with the same name */
154 for( c1 = col_info; c1; c1 = c1->next )
155 for( c2 = c1->next; c2; c2 = c2->next )
156 if (!lstrcmpW(c1->column, c2->column))
157 return ERROR_BAD_QUERY_SYNTAX;
158
159 return ERROR_SUCCESS;
160 }
161
162 UINT CREATE_CreateView( MSIDATABASE *db, MSIVIEW **view, LPCWSTR table,
163 column_info *col_info, BOOL hold )
164 {
165 MSICREATEVIEW *cv = NULL;
166 UINT r;
167 column_info *col;
168 BOOL temp = TRUE;
169 BOOL tempprim = FALSE;
170
171 TRACE("%p\n", cv );
172
173 r = check_columns( col_info );
174 if( r != ERROR_SUCCESS )
175 return r;
176
177 cv = msi_alloc_zero( sizeof *cv );
178 if( !cv )
179 return ERROR_FUNCTION_FAILED;
180
181 for( col = col_info; col; col = col->next )
182 {
183 if (!col->table)
184 col->table = table;
185
186 if( !col->temporary )
187 temp = FALSE;
188 else if ( col->type & MSITYPE_KEY )
189 tempprim = TRUE;
190 }
191
192 if ( !temp && tempprim )
193 {
194 msi_free( cv );
195 return ERROR_FUNCTION_FAILED;
196 }
197
198 /* fill the structure */
199 cv->view.ops = &create_ops;
200 msiobj_addref( &db->hdr );
201 cv->db = db;
202 cv->name = table;
203 cv->col_info = col_info;
204 cv->bIsTemp = temp;
205 cv->hold = hold;
206 *view = (MSIVIEW*) cv;
207
208 return ERROR_SUCCESS;
209 }
210
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