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/*
* Copyright (C) 2013 Canonical, Ltd.
*
* Authors:
* Christian Dywan <christian.dywan@canonical.com>
*
* This program 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; version 3.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <Python.h>
#include "database.h"
#include <QDebug>
QT_USE_NAMESPACE_U1DB
static PyObject *Module_hello(PyObject *self, PyObject *args)
{
return PyString_FromString("world");
}
static void u1dbqt_database_destructor(PyObject* capsule)
{
Database* db = static_cast<Database*>(PyCapsule_GetPointer(capsule, NULL));
delete db;
}
static void* u1dbqt_get_ptr(PyObject *self, char* name)
{
PyObject* capsule = PyObject_GetAttrString(self, "qt_db");
assert(capsule != 0);
void* ptr = PyCapsule_GetPointer(capsule, name);
assert(ptr != 0);
return ptr;
}
static void u1dbqt_set_ptr (PyObject *self, char* name, void* ptr, PyCapsule_Destructor destr)
{
// qDebug() << "set_ptr" << PyObject_Str(self) << name;
PyObject* capsule = PyCapsule_New(ptr, name, destr);
assert(capsule != 0);
assert (PyObject_SetAttrString(self, "qt_db", capsule) != -1);
}
static PyObject *Database_init(PyObject *self, PyObject *args, PyObject *kwd)
{
char *path = ":memory:";
static char *kwlist[] = {"self", "path", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwd, "Os", kwlist,
&self, &path))
return NULL;
Database* db = new Database();
db->setPath(path);
u1dbqt_set_ptr(self, "u1dbqt.db", db, u1dbqt_database_destructor);
// qDebug() << "__init__" << db;
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *Database_put_doc(PyObject *self, PyObject *args, PyObject* kwd)
{
char *contents = NULL;
char *docId = NULL;
static char *kwlist[] = {"self", "contents", "doc_id", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwd, "Ozz", kwlist,
&self, &contents, &docId))
return NULL;
Database* db = static_cast<Database*>(u1dbqt_get_ptr(self, "u1dbqt.db"));
if (db->putDoc(QVariant())) {
char* lastError = (char*)(db->lastError().data());
if (strstr (lastError, "Invalid docID"))
PyErr_SetString(PyErr_NewException("errors.InvalidDocId", NULL, NULL), lastError);
else
PyErr_SetString(PyErr_NewException("u1dbqt.QtDatabaseError", NULL, NULL), lastError);
return NULL;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *Database_get_doc(PyObject *self, PyObject *args, PyObject* kwd)
{
char *docId = NULL;
static char *kwlist[] = {"self", "doc_id", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwd, "Oz", kwlist,
&self, &docId))
return NULL;
Database* db = static_cast<Database*>(u1dbqt_get_ptr(self, "u1dbqt.db"));
QVariant doc(db->getDoc(QString(docId)));
/* if (!doc.isValid()) {
const char* lastError = db->lastError().data();
PyErr_SetString(PyExc_ValueError, lastError);
return NULL;
} */
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *Database_repr(PyObject *self, PyObject *args)
{
return PyString_FromString("u1dbqt.Database");
}
static PyMethodDef ModuleMethods[] =
{
{"hello", Module_hello, METH_NOARGS, ""},
{NULL, NULL, 0, NULL}
};
static PyMethodDef DatabaseMethods[] =
{
{"__init__", (PyCFunction)Database_init, METH_VARARGS | METH_KEYWORDS, ""},
{"put_doc", (PyCFunction)Database_put_doc, METH_VARARGS | METH_KEYWORDS, ""},
{"get_doc", (PyCFunction)Database_get_doc, METH_VARARGS | METH_KEYWORDS, ""},
{"__repr__", Database_repr, METH_VARARGS, ""},
{NULL, NULL, 0, NULL}
};
PyMODINIT_FUNC initu1dbqt(void)
{
PyObject *module = Py_InitModule("u1dbqt", ModuleMethods);
PyObject *moduleDict = PyModule_GetDict(module);
PyObject *classDict = PyDict_New();
PyObject *className = PyString_FromString("Database");
PyObject *classInstance = PyClass_New(NULL, classDict, className);
PyDict_SetItemString(moduleDict, "Database", classInstance);
Py_DECREF(classDict);
Py_DECREF(className);
Py_DECREF(classInstance);
PyMethodDef *def;
for (def = DatabaseMethods; def->ml_name != NULL; def++) {
PyObject *func = PyCFunction_New(def, NULL);
PyObject *method = PyMethod_New(func, NULL, classInstance);
PyDict_SetItemString(classDict, def->ml_name, method);
Py_DECREF(func);
Py_DECREF(method);
}
}
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