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//-----------------------------------------------------------------------------
// Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved.
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// cxoSodaDoc.c
// Defines the routines for handling SODA documents.
//-----------------------------------------------------------------------------
#include "cxoModule.h"
// forward declarations
static PyObject *cxoSodaDoc_getContentAsString(cxoSodaDoc *doc,
PyObject *args);
//-----------------------------------------------------------------------------
// cxoSodaDoc_new()
// Create a new SODA document.
//-----------------------------------------------------------------------------
cxoSodaDoc *cxoSodaDoc_new(cxoSodaDatabase *db, dpiSodaDoc *handle)
{
cxoSodaDoc *doc;
doc = (cxoSodaDoc*) cxoPyTypeSodaDoc.tp_alloc(&cxoPyTypeSodaDoc, 0);
if (!doc) {
dpiSodaDoc_release(handle);
return NULL;
}
Py_INCREF(db);
doc->db = db;
doc->handle = handle;
return doc;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_free()
// Free the memory associated with a SODA document.
//-----------------------------------------------------------------------------
static void cxoSodaDoc_free(cxoSodaDoc *doc)
{
if (doc->handle) {
dpiSodaDoc_release(doc->handle);
doc->handle = NULL;
}
Py_CLEAR(doc->db);
Py_TYPE(doc)->tp_free((PyObject*) doc);
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_repr()
// Return a string representation of a SODA document.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_repr(cxoSodaDoc *doc)
{
PyObject *module, *name, *result, *keyObj;
uint32_t keyLength;
const char *key;
if (dpiSodaDoc_getKey(doc->handle, &key, &keyLength) < 0)
return cxoError_raiseAndReturnNull();
keyObj = PyUnicode_Decode(key, keyLength,
doc->db->connection->encodingInfo.encoding, NULL);
if (!keyObj)
return NULL;
if (cxoUtils_getModuleAndName(Py_TYPE(doc), &module, &name) < 0) {
Py_DECREF(keyObj);
return NULL;
}
result = cxoUtils_formatString("<%s.%s with key %s>",
PyTuple_Pack(3, module, name, keyObj));
Py_DECREF(module);
Py_DECREF(name);
return result;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getCreatedOn()
// Retrieve the time the SODA document was created, as a string in ISO 8601
// format.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getCreatedOn(cxoSodaDoc *doc, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiSodaDoc_getCreatedOn(doc->handle, &value, &valueLength) < 0)
return cxoError_raiseAndReturnNull();
if (valueLength > 0)
return PyUnicode_Decode(value, valueLength,
doc->db->connection->encodingInfo.encoding, NULL);
Py_RETURN_NONE;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getKey()
// Retrieve the key for the SODA document.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getKey(cxoSodaDoc *doc, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiSodaDoc_getKey(doc->handle, &value, &valueLength) < 0)
return cxoError_raiseAndReturnNull();
if (valueLength > 0)
return PyUnicode_Decode(value, valueLength,
doc->db->connection->encodingInfo.encoding, NULL);
Py_RETURN_NONE;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getLastModified()
// Retrieve the time the SODA document was last modified, as a string in ISO
// 8601 format.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getLastModified(cxoSodaDoc *doc, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiSodaDoc_getLastModified(doc->handle, &value, &valueLength) < 0)
return cxoError_raiseAndReturnNull();
if (valueLength > 0)
return PyUnicode_Decode(value, valueLength,
doc->db->connection->encodingInfo.encoding, NULL);
Py_RETURN_NONE;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getMediaType()
// Retrieve the media type of the SODA document.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getMediaType(cxoSodaDoc *doc, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiSodaDoc_getMediaType(doc->handle, &value, &valueLength) < 0)
return cxoError_raiseAndReturnNull();
if (valueLength > 0)
return PyUnicode_Decode(value, valueLength,
doc->db->connection->encodingInfo.encoding, NULL);
Py_RETURN_NONE;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getVersion()
// Retrieve the version for the SODA document.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getVersion(cxoSodaDoc *doc, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiSodaDoc_getVersion(doc->handle, &value, &valueLength) < 0)
return cxoError_raiseAndReturnNull();
if (valueLength > 0)
return PyUnicode_Decode(value, valueLength,
doc->db->connection->encodingInfo.encoding, NULL);
Py_RETURN_NONE;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getContent()
// Get the content from the document and return a Python object.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getContent(cxoSodaDoc *doc, PyObject *args)
{
PyObject *str, *result;
str = cxoSodaDoc_getContentAsString(doc, args);
if (!str)
return NULL;
if (str == Py_None)
return str;
result = PyObject_CallFunctionObjArgs(cxoJsonLoadFunction, str, NULL);
Py_DECREF(str);
return result;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getContentAsBytes()
// Get the content from the document and return a bytes object.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getContentAsBytes(cxoSodaDoc *doc, PyObject *args)
{
const char *content, *encoding;
uint32_t contentLength;
if (dpiSodaDoc_getContent(doc->handle, &content, &contentLength,
&encoding) < 0)
return cxoError_raiseAndReturnNull();
if (contentLength > 0)
return PyBytes_FromStringAndSize(content, contentLength);
Py_RETURN_NONE;
}
//-----------------------------------------------------------------------------
// cxoSodaDoc_getContentAsString()
// Get the content from the document and return a string.
//-----------------------------------------------------------------------------
static PyObject *cxoSodaDoc_getContentAsString(cxoSodaDoc *doc, PyObject *args)
{
const char *content, *encoding;
uint32_t contentLength;
if (dpiSodaDoc_getContent(doc->handle, &content, &contentLength,
&encoding) < 0)
return cxoError_raiseAndReturnNull();
if (contentLength > 0)
return PyUnicode_Decode(content, contentLength, encoding, NULL);
Py_RETURN_NONE;
}
//-----------------------------------------------------------------------------
// declaration of methods
//-----------------------------------------------------------------------------
static PyMethodDef cxoMethods[] = {
{ "getContent", (PyCFunction) cxoSodaDoc_getContent, METH_NOARGS },
{ "getContentAsBytes", (PyCFunction) cxoSodaDoc_getContentAsBytes,
METH_NOARGS },
{ "getContentAsString", (PyCFunction) cxoSodaDoc_getContentAsString,
METH_NOARGS },
{ NULL }
};
//-----------------------------------------------------------------------------
// declaration of calculated members
//-----------------------------------------------------------------------------
static PyGetSetDef cxoCalcMembers[] = {
{ "createdOn", (getter) cxoSodaDoc_getCreatedOn, 0, 0, 0 },
{ "key", (getter) cxoSodaDoc_getKey, 0, 0, 0 },
{ "lastModified", (getter) cxoSodaDoc_getLastModified, 0, 0, 0 },
{ "mediaType", (getter) cxoSodaDoc_getMediaType, 0, 0, 0 },
{ "version", (getter) cxoSodaDoc_getVersion, 0, 0, 0 },
{ NULL }
};
//-----------------------------------------------------------------------------
// declaration of Python type
//-----------------------------------------------------------------------------
PyTypeObject cxoPyTypeSodaDoc = {
PyVarObject_HEAD_INIT(NULL, 0)
.tp_name = "cx_Oracle.SodaDoc",
.tp_basicsize = sizeof(cxoSodaDoc),
.tp_dealloc = (destructor) cxoSodaDoc_free,
.tp_repr = (reprfunc) cxoSodaDoc_repr,
.tp_flags = Py_TPFLAGS_DEFAULT,
.tp_methods = cxoMethods,
.tp_getset = cxoCalcMembers
};
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