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gtkradiant/setup/win32/msi/msiquery.c

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/*
Copyright (C) 2001-2006 William Joseph.
For a list of contributors, see the accompanying CONTRIBUTORS file.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "Python.h"
#include "structmember.h"
#include <windows.h>
#include <msi.h>
#include <msiquery.h>
typedef struct {
PyObject_HEAD
MSIHANDLE handle;
} MsiRecord;
static void
MsiRecord_dealloc(MsiRecord* self)
{
if(self->handle != 0)
{
unsigned int result = MsiCloseHandle(self->handle);
}
self->ob_type->tp_free((PyObject*)self);
}
static PyObject *
MsiRecord_new(PyTypeObject *type, PyObject *args)
{
MsiRecord *self;
self = (MsiRecord *)type->tp_alloc(type, 0);
if (self != NULL)
{
self->handle = 0;
}
return (PyObject *)self;
}
static int
MsiRecord_init(MsiRecord *self, PyObject *args)
{
return 0;
}
static PyMemberDef MsiRecord_members[] = {
{NULL} /* Sentinel */
};
static PyObject *
MsiRecord_getstring(MsiRecord* self, PyObject *args)
{
char string[16384];
DWORD size = 16384;
int index;
unsigned int result = 1;
if (!PyArg_ParseTuple(args, "i", &index))
{
return NULL;
}
if(self->handle != 0)
{
if(MsiRecordIsNull(self->handle, index))
{
puts("null record index");
}
result = MsiRecordGetString(self->handle, index, string, &size);
printf("string: %s, index: %i\n", string, index);
if(result != 0)
{
strcpy(string, "bleh");
}
}
return PyString_FromString(string);
}
static PyObject *
MsiRecord_setstring(MsiRecord* self, PyObject *args)
{
char* string;
int index;
unsigned int result = 1;
if (!PyArg_ParseTuple(args, "is", &index, &string))
{
return NULL;
}
if(self->handle != 0)
{
result = MsiRecordSetString(self->handle, index, string);
}
return Py_BuildValue("i", result);
}
static PyMethodDef MsiRecord_methods[] = {
{"getstring", (PyCFunction)MsiRecord_getstring, METH_VARARGS,
"MsiRecordGetString"
},
{"setstring", (PyCFunction)MsiRecord_setstring, METH_VARARGS,
"MsiRecordSetString"
},
{NULL} /* Sentinel */
};
static PyTypeObject MsiRecordType = {
PyObject_HEAD_INIT(NULL)
0, /*ob_size*/
"msiquery.MsiRecord", /*tp_name*/
sizeof(MsiRecord), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)MsiRecord_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
"MsiRecord objects", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
MsiRecord_methods, /* tp_methods */
MsiRecord_members, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)MsiRecord_init, /* tp_init */
0, /* tp_alloc */
(newfunc)MsiRecord_new, /* tp_new */
};
PyObject*
MsiRecord_FromHandle(MSIHANDLE handle)
{
MsiRecord *record = (MsiRecord *)MsiRecordType.tp_new(&MsiRecordType, NULL, NULL);
record->handle = handle;
return (PyObject*)record;
}
typedef struct {
PyObject_HEAD
MSIHANDLE handle;
} MsiView;
static void
MsiView_dealloc(MsiView* self)
{
if(self->handle != 0)
{
unsigned int result;
result = MsiViewClose(self->handle);
result = MsiCloseHandle(self->handle);
}
self->ob_type->tp_free((PyObject*)self);
}
static PyObject *
MsiView_new(PyTypeObject *type, PyObject *args)
{
MsiView *self;
self = (MsiView *)type->tp_alloc(type, 0);
if (self != NULL)
{
self->handle = 0;
}
return (PyObject *)self;
}
static int
MsiView_init(MsiView *self)
{
return 0;
}
static PyMemberDef MsiView_members[] = {
{NULL} /* Sentinel */
};
static PyObject *
MsiView_fetch(MsiView* self)
{
unsigned int result = 1;
MSIHANDLE record;
result = MsiViewFetch(self->handle, &record);
if(result == 0)
{
return MsiRecord_FromHandle(record);
}
else
{
Py_INCREF(Py_None);
return Py_None;
}
}
static PyObject *
MsiView_update(MsiView* self, PyObject *args)
{
unsigned int result = 1;
MsiRecord *record;
if(!PyArg_ParseTuple(args, "O!", &MsiRecordType, &record))
{
return NULL;
}
result = MsiViewModify(self->handle, MSIMODIFY_UPDATE, record->handle);
return Py_BuildValue("i", result);
}
static PyMethodDef MsiView_methods[] = {
{"fetch", (PyCFunction)MsiView_fetch, METH_NOARGS,
"MsiViewFetch"
},
{"update", (PyCFunction)MsiView_update, METH_VARARGS,
"MsiViewModify(UPDATE)"
},
{NULL} /* Sentinel */
};
static PyTypeObject MsiViewType = {
PyObject_HEAD_INIT(NULL)
0, /*ob_size*/
"msiquery.MsiView", /*tp_name*/
sizeof(MsiView), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)MsiView_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
"MsiView objects", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
MsiView_methods, /* tp_methods */
MsiView_members, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)MsiView_init, /* tp_init */
0, /* tp_alloc */
(newfunc)MsiView_new, /* tp_new */
};
PyObject*
MsiView_FromHandle(MSIHANDLE handle)
{
MsiView *view = (MsiView *)MsiViewType.tp_new(&MsiViewType, NULL, NULL);
view->handle = handle;
MsiViewExecute(handle, 0);
return (PyObject*)view;
}
typedef struct {
PyObject_HEAD
MSIHANDLE handle;
} MsiDB;
static void
MsiDB_dealloc(MsiDB* self)
{
if(self->handle != 0)
{
unsigned int result = MsiCloseHandle(self->handle);
}
self->ob_type->tp_free((PyObject*)self);
}
static PyObject *
MsiDB_new(PyTypeObject *type, PyObject *args)
{
MsiDB *self;
self = (MsiDB *)type->tp_alloc(type, 0);
if (self != NULL)
{
self->handle = 0;
}
return (PyObject *)self;
}
static int
MsiDB_init(MsiDB *self, PyObject *args)
{
char* filename;
if(!PyArg_ParseTuple(args, "s", &filename))
{
return -1;
}
MsiOpenDatabase(filename, MSIDBOPEN_TRANSACT, &self->handle);
return 0;
}
static PyMemberDef MsiDB_members[] = {
{NULL} /* Sentinel */
};
static PyObject *
MsiDB_openview(MsiDB* self, PyObject *args)
{
char* query;
unsigned int result = 1;
if (!PyArg_ParseTuple(args, "s", &query))
{
return NULL;
}
if(self->handle != 0)
{
MSIHANDLE view;
result = MsiDatabaseOpenView(self->handle, query, &view);
if(result == ERROR_SUCCESS)
{
return MsiView_FromHandle(view);
}
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
MsiDB_commit(MsiDB* self)
{
unsigned int result = 1;
if(self->handle != 0)
{
result = MsiDatabaseCommit(self->handle);
if(result == ERROR_INVALID_HANDLE)
{
printf("invalid??\n");
}
}
return Py_BuildValue("i", result);
}
static PyMethodDef MsiDB_methods[] = {
{"openview", (PyCFunction)MsiDB_openview, METH_VARARGS,
"MsiViewExecute SQL query"
},
{"commit", (PyCFunction)MsiDB_commit, METH_NOARGS,
"MsiDatabaseCommit"
},
{NULL} /* Sentinel */
};
static PyTypeObject MsiDBType = {
PyObject_HEAD_INIT(NULL)
0, /*ob_size*/
"msiquery.MsiDB", /*tp_name*/
sizeof(MsiDB), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)MsiDB_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
"MsiDB objects", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
MsiDB_methods, /* tp_methods */
MsiDB_members, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)MsiDB_init, /* tp_init */
0, /* tp_alloc */
(newfunc)MsiDB_new, /* tp_new */
};
static PyMethodDef msiquery_methods[] = {
{NULL} /* Sentinel */
};
PyMODINIT_FUNC
initmsiquery(void)
{
PyObject* m;
if (PyType_Ready(&MsiRecordType) < 0)
return;
if (PyType_Ready(&MsiViewType) < 0)
return;
if (PyType_Ready(&MsiDBType) < 0)
return;
m = Py_InitModule3("msiquery", msiquery_methods, "Msi API module.");
if (m == NULL)
return;
Py_INCREF(&MsiRecordType);
PyModule_AddObject(m, "MsiRecord", (PyObject *)&MsiRecordType);
Py_INCREF(&MsiViewType);
PyModule_AddObject(m, "MsiView", (PyObject *)&MsiViewType);
Py_INCREF(&MsiDBType);
PyModule_AddObject(m, "MsiDB", (PyObject *)&MsiDBType);
}
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