static PyObject *
_pydatetime_string_delta(pydatetimeObject *self)
{
PyDateTime_Delta *obj = (PyDateTime_Delta*)self->wrapped;
char buffer[8];
int i;
int a = obj->microseconds;
for (i=0; i < 6 ; i++) {
buffer[5-i] = '0' + (a % 10);
a /= 10;
}
buffer[6] = '\0';
return Bytes_FromFormat("'%d days %d.%s seconds'::interval",
obj->days, obj->seconds, buffer);
}
static PyObject *
_pydatetime_string_delta(pydatetimeObject *self)
{
PyDateTime_Delta *obj = (PyDateTime_Delta*)self->wrapped;
char buffer[8];
int i;
int a = PyDateTime_DELTA_GET_MICROSECONDS(obj);
for (i=0; i < 6 ; i++) {
buffer[5-i] = '0' + (a % 10);
a /= 10;
}
buffer[6] = '\0';
return Bytes_FromFormat("'%d days %d.%s seconds'::interval",
PyDateTime_DELTA_GET_DAYS(obj),
PyDateTime_DELTA_GET_SECONDS(obj),
buffer);
}
static PyObject *
_pydatetime_string_date_time(pydatetimeObject *self)
{
PyObject *rv = NULL;
PyObject *iso = NULL;
PyObject *tz;
/* Select the right PG type to cast into. */
char *fmt = NULL;
switch (self->type) {
case PSYCO_DATETIME_TIME:
tz = PyObject_GetAttrString(self->wrapped, "tzinfo");
if (!tz) { goto error; }
fmt = (tz == Py_None) ? "'%s'::time" : "'%s'::timetz";
Py_DECREF(tz);
break;
case PSYCO_DATETIME_DATE:
fmt = "'%s'::date";
break;
case PSYCO_DATETIME_TIMESTAMP:
tz = PyObject_GetAttrString(self->wrapped, "tzinfo");
if (!tz) { goto error; }
fmt = (tz == Py_None) ? "'%s'::timestamp" : "'%s'::timestamptz";
Py_DECREF(tz);
break;
}
if (!(iso = psycopg_ensure_bytes(
PyObject_CallMethod(self->wrapped, "isoformat", NULL)))) {
goto error;
}
rv = Bytes_FromFormat(fmt, Bytes_AsString(iso));
Py_DECREF(iso);
return rv;
error:
Py_XDECREF(iso);
return rv;
}
static PyObject *
binary_quote(binaryObject *self)
{
char *to = NULL;
const char *buffer = NULL;
Py_ssize_t buffer_len;
size_t len = 0;
PyObject *rv = NULL;
#if HAS_MEMORYVIEW
Py_buffer view;
int got_view = 0;
#endif
/* if we got a plain string or a buffer we escape it and save the buffer */
#if HAS_MEMORYVIEW
if (PyObject_CheckBuffer(self->wrapped)) {
if (0 > PyObject_GetBuffer(self->wrapped, &view, PyBUF_CONTIG_RO)) {
goto exit;
}
got_view = 1;
buffer = (const char *)(view.buf);
buffer_len = view.len;
}
#endif
#if HAS_BUFFER
if (!buffer && (Bytes_Check(self->wrapped) || PyBuffer_Check(self->wrapped))) {
if (PyObject_AsReadBuffer(self->wrapped, (const void **)&buffer,
&buffer_len) < 0) {
goto exit;
}
}
#endif
if (!buffer) {
goto exit;
}
/* escape and build quoted buffer */
to = (char *)binary_escape((unsigned char*)buffer, (size_t) buffer_len,
&len, self->conn ? ((connectionObject*)self->conn)->pgconn : NULL);
if (to == NULL) {
PyErr_NoMemory();
goto exit;
}
if (len > 0)
rv = Bytes_FromFormat(
(self->conn && ((connectionObject*)self->conn)->equote)
? "E'%s'::bytea" : "'%s'::bytea" , to);
else
rv = Bytes_FromString("''::bytea");
exit:
if (to) { PQfreemem(to); }
#if HAS_MEMORYVIEW
if (got_view) { PyBuffer_Release(&view); }
#endif
/* Allow Binary(None) to work */
if (self->wrapped == Py_None) {
Py_INCREF(psyco_null);
rv = psyco_null;
}
/* if the wrapped object is not bytes or a buffer, this is an error */
if (!rv && !PyErr_Occurred()) {
PyErr_Format(PyExc_TypeError, "can't escape %s to binary",
Py_TYPE(self->wrapped)->tp_name);
}
return rv;
}