drop support for psycopg2 and pycurl

[plcapi.git] / psycopg2 / psycopg / microprotocols.c

diff --git a/psycopg2/psycopg/microprotocols.c b/psycopg2/psycopg/microprotocols.c
deleted file mode 100644 (file)
index 73abbfc..0000000
--- a/psycopg2/psycopg/microprotocols.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/* microprotocols.c - minimalist and non-validating protocols implementation
- *
- * Copyright (C) 2003-2004 Federico Di Gregorio <fog@debian.org>
- *
- * This file is part of psycopg.
- *
- * This program 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,
- * or (at your option) any later version.
- *
- * 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#include <Python.h>
-#include <structmember.h>
-
-#define PSYCOPG_MODULE
-#include "psycopg/config.h"
-#include "psycopg/python.h"
-#include "psycopg/psycopg.h"
-#include "psycopg/cursor.h"
-#include "psycopg/connection.h"
-#include "psycopg/microprotocols.h"
-#include "psycopg/microprotocols_proto.h"
-
-
-/** the adapters registry **/
-
-PyObject *psyco_adapters;
-
-/* microprotocols_init - initialize the adapters dictionary */
-
-int
-microprotocols_init(PyObject *dict)
-{
-    /* create adapters dictionary and put it in module namespace */
-    if ((psyco_adapters = PyDict_New()) == NULL) {
-        return -1;
-    }                         
-
-    PyDict_SetItemString(dict, "adapters", psyco_adapters);
-    
-    return 0;
-}
-
-
-/* microprotocols_add - add a reverse type-caster to the dictionary */
-
-int
-microprotocols_add(PyTypeObject *type, PyObject *proto, PyObject *cast)
-{
-    if (proto == NULL) proto = (PyObject*)&isqlquoteType;
-
-    Dprintf("microprotocols_add: cast %p for (%s, ?)", cast, type->tp_name);
-
-    PyDict_SetItem(psyco_adapters,
-                   Py_BuildValue("(OO)", (PyObject*)type, proto),
-                   cast);
-    return 0;
-}
-
-/* microprotocols_adapt - adapt an object to the built-in protocol */
-
-PyObject *
-microprotocols_adapt(PyObject *obj, PyObject *proto, PyObject *alt)
-{
-    PyObject *adapter, *key;
-
-    /* we don't check for exact type conformance as specified in PEP 246
-       because the ISQLQuote type is abstract and there is no way to get a
-       quotable object to be its instance */
-
-    Dprintf("microprotocols_adapt: trying to adapt %s", obj->ob_type->tp_name);
-    
-    /* look for an adapter in the registry */
-    key = Py_BuildValue("(OO)", (PyObject*)obj->ob_type, proto);
-    adapter = PyDict_GetItem(psyco_adapters, key);
-    Py_DECREF(key);
-    if (adapter) {
-        PyObject *adapted = PyObject_CallFunctionObjArgs(adapter, obj, NULL);
-        return adapted;
-    }
-
-    /* try to have the protocol adapt this object*/
-    if (PyObject_HasAttrString(proto, "__adapt__")) {
-        PyObject *adapted = PyObject_CallMethod(proto, "__adapt__", "O", obj);
-        if (adapted && adapted != Py_None) return adapted;
-        Py_XDECREF(adapted);
-        if (PyErr_Occurred() && !PyErr_ExceptionMatches(PyExc_TypeError))
-            return NULL;
-    }
-
-    /* and finally try to have the object adapt itself */   
-    if (PyObject_HasAttrString(obj, "__conform__")) {
-        PyObject *adapted = PyObject_CallMethod(obj, "__conform__","O", proto);
-        if (adapted && adapted != Py_None) return adapted;
-        Py_XDECREF(adapted);
-        if (PyErr_Occurred() && !PyErr_ExceptionMatches(PyExc_TypeError))
-            return NULL;
-    }
-    
-    /* else set the right exception and return NULL */
-    psyco_set_error(ProgrammingError, NULL, "can't adapt", NULL, NULL);
-    return NULL;
-}
-
-/* microprotocol_getquoted - utility function that adapt and call getquoted */
-
-PyObject *
-microprotocol_getquoted(PyObject *obj, connectionObject *conn)
-{
-    PyObject *res = NULL;
-    PyObject *tmp = microprotocols_adapt(
-        obj, (PyObject*)&isqlquoteType, NULL);
-    
-    if (tmp != NULL) {
-        Dprintf("microprotocol_getquoted: adapted to %s",
-                tmp->ob_type->tp_name);
-
-        /* if requested prepare the object passing it the connection */
-        if (PyObject_HasAttrString(tmp, "prepare") && conn) {
-            res = PyObject_CallMethod(tmp, "prepare", "O", (PyObject*)conn);
-            if (res == NULL) {
-                Py_DECREF(tmp);
-                return NULL;
-            }
-            else {
-                Py_DECREF(res);
-            }
-        }
-
-        /* call the getquoted method on tmp (that should exist because we
-           adapted to the right protocol) */
-        res = PyObject_CallMethod(tmp, "getquoted", NULL);
-        Py_DECREF(tmp);
-    }
-
-    /* we return res with one extra reference, the caller shall free it */
-    return res;
-}
-
-
-/** module-level functions **/
-
-PyObject *
-psyco_microprotocols_adapt(cursorObject *self, PyObject *args)
-{
-    PyObject *obj, *alt = NULL;
-    PyObject *proto = (PyObject*)&isqlquoteType;
-
-    if (!PyArg_ParseTuple(args, "O|OO", &obj, &proto, &alt)) return NULL;
-    return microprotocols_adapt(obj, proto, alt);
-}