Fixed adaptation in several adapters.

The getquoted methods always return bytes. The str() convert this
representation to string on the fly.

psycopg/adapter_asis.c

@@ -35,20 +35,31 @@
 /** the AsIs object **/
 
 static PyObject *
-asis_str(asisObject *self)
+asis_getquoted(asisObject *self, PyObject *args)
 {
+    PyObject *rv;
     if (self->wrapped == Py_None) {
-        return Bytes_FromString("NULL");
+        rv = Bytes_FromString("NULL");
     }
     else {
-        return PyObject_Str(self->wrapped);
+        rv = PyObject_Str(self->wrapped);
+#if PY_MAJOR_VERSION > 2
+        /* unicode to bytes in Py3 */
+        if (rv) {
+            PyObject *tmp = PyUnicode_AsUTF8String(rv);
+            Py_DECREF(rv);
+            rv = tmp;
+        }
+#endif
     }
+
+    return rv;
 }
 
 static PyObject *
-asis_getquoted(asisObject *self, PyObject *args)
+asis_str(asisObject *self)
 {
-    return asis_str(self);
+    return psycopg_ensure_text(asis_getquoted(self, NULL));
 }
 
 static PyObject *

psycopg/adapter_binary.c

@@ -98,27 +98,23 @@ binary_quote(binaryObject *self)
 }
 
 /* binary_str, binary_getquoted - return result of quoting */
-/* XXX what is the point of this method? */
+
 static PyObject *
-binary_str(binaryObject *self)
+binary_getquoted(binaryObject *self, PyObject *args)
 {
     if (self->buffer == NULL) {
         if (!(binary_quote(self))) {
             return NULL;
         }
     }
-#if PY_MAJOR_VERSION < 3
     Py_INCREF(self->buffer);
     return self->buffer;
-#else
-    return PyUnicode_FromEncodedObject(self->buffer, "ascii", "replace");
-#endif
 }
 
 static PyObject *
-binary_getquoted(binaryObject *self, PyObject *args)
+binary_str(binaryObject *self)
 {
-    return binary_str(self);
+    return psycopg_ensure_text(binary_getquoted(self, NULL));
 }
 
 static PyObject *

psycopg/adapter_datetime.c

@@ -119,7 +119,7 @@ _pydatetime_string_delta(pydatetimeObject *self)
 }
 
 static PyObject *
-pydatetime_str(pydatetimeObject *self)
+pydatetime_getquoted(pydatetimeObject *self, PyObject *args)
 {
     if (self->type <= PSYCO_DATETIME_TIMESTAMP) {
         return _pydatetime_string_date_time(self);
@@ -130,9 +130,9 @@ pydatetime_str(pydatetimeObject *self)
 }
 
 static PyObject *
-pydatetime_getquoted(pydatetimeObject *self, PyObject *args)
+pydatetime_str(pydatetimeObject *self)
 {
-    return pydatetime_str(self);
+    return psycopg_ensure_text(pydatetime_getquoted(self, NULL));
 }
 
 static PyObject *

psycopg/adapter_list.c

@@ -83,7 +83,7 @@ list_quote(listObject *self)
 static PyObject *
 list_str(listObject *self)
 {
-    return list_quote(self);
+    return psycopg_ensure_text(list_quote(self));
 }
 
 static PyObject *

psycopg/adapter_pboolean.c

@@ -35,29 +35,29 @@
 /** the Boolean object **/
 
 static PyObject *
-pboolean_str(pbooleanObject *self)
+pboolean_getquoted(pbooleanObject *self, PyObject *args)
 {
 #ifdef PSYCOPG_NEW_BOOLEAN
     if (PyObject_IsTrue(self->wrapped)) {
-        return Text_FromUTF8("true");
+        return Bytes_FromString("true");
     }
     else {
-        return Text_FromUTF8("false");
+        return Bytes_FromString("false");
     }
 #else
     if (PyObject_IsTrue(self->wrapped)) {
-        return Text_FromUTF8("'t'");
+        return Bytes_FromString("'t'");
     }
     else {
-        return Text_FromUTF8("'f'");
+        return Bytes_FromString("'f'");
     }
 #endif
 }
 
 static PyObject *
-pboolean_getquoted(pbooleanObject *self, PyObject *args)
+pboolean_str(pbooleanObject *self)
 {
-    return pboolean_str(self);
+    return psycopg_ensure_text(pboolean_getquoted(self, NULL));
 }
 
 static PyObject *

psycopg/adapter_pdecimal.c

@@ -36,7 +36,7 @@
 /** the Decimal object **/
 
 static PyObject *
-pdecimal_str(pdecimalObject *self)
+pdecimal_getquoted(pdecimalObject *self, PyObject *args)
 {
     PyObject *check, *res = NULL;
     check = PyObject_CallMethod(self->wrapped, "is_finite", NULL);
@@ -45,7 +45,7 @@ pdecimal_str(pdecimalObject *self)
         goto end;
     }
     else if (check) {
-        res = Text_FromUTF8("'NaN'::numeric");
+        res = Bytes_FromString("'NaN'::numeric");
         goto end;
     }
 
@@ -57,7 +57,7 @@ pdecimal_str(pdecimalObject *self)
         goto end;
     }
     if (PyObject_IsTrue(check)) {
-        res = Text_FromUTF8("'NaN'::numeric");
+        res = Bytes_FromString("'NaN'::numeric");
         goto end;
     }
 
@@ -66,11 +66,19 @@ pdecimal_str(pdecimalObject *self)
         goto end;
     }
     if (PyObject_IsTrue(check)) {
-        res = Text_FromUTF8("'NaN'::numeric");
+        res = Bytes_FromString("'NaN'::numeric");
         goto end;
     }
 
     res = PyObject_Str(self->wrapped);
+#if PY_MAJOR_VERSION > 2
+    /* unicode to bytes in Py3 */
+    if (res) {
+        PyObject *tmp = PyUnicode_AsUTF8String(res);
+        Py_DECREF(res);
+        res = tmp;
+    }
+#endif
 
 end:
     Py_XDECREF(check);
@@ -78,9 +86,9 @@ end:
 }
 
 static PyObject *
-pdecimal_getquoted(pdecimalObject *self, PyObject *args)
+pdecimal_str(pdecimalObject *self)
 {
-    return pdecimal_str(self);
+    return psycopg_ensure_text(pdecimal_getquoted(self, NULL));
 }
 
 static PyObject *

psycopg/adapter_pfloat.c

@@ -36,21 +36,34 @@
 /** the Float object **/
 
 static PyObject *
-pfloat_str(pfloatObject *self)
+pfloat_getquoted(pfloatObject *self, PyObject *args)
 {
+    PyObject *rv;
     double n = PyFloat_AsDouble(self->wrapped);
     if (isnan(n))
-        return Text_FromUTF8("'NaN'::float");
+        rv = Bytes_FromString("'NaN'::float");
     else if (isinf(n))
-        return Text_FromUTF8("'Infinity'::float");
+        rv = Bytes_FromString("'Infinity'::float");
-    else
+    else {
-        return PyObject_Repr(self->wrapped);
+        rv = PyObject_Repr(self->wrapped);
+
+#if PY_MAJOR_VERSION > 2
+        /* unicode to bytes in Py3 */
+        if (rv) {
+            PyObject *tmp = PyUnicode_AsUTF8String(rv);
+            Py_DECREF(rv);
+            rv = tmp;
+        }
+#endif
+    }
+
+    return rv;
 }
 
 static PyObject *
-pfloat_getquoted(pfloatObject *self, PyObject *args)
+pfloat_str(pfloatObject *self)
 {
-    return pfloat_str(self);
+    return psycopg_ensure_text(pfloat_getquoted(self, NULL));
 }
 
 static PyObject *

psycopg/adapter_qstring.c

@@ -106,7 +106,7 @@ qstring_quote(qstringObject *self)
 /* qstring_str, qstring_getquoted - return result of quoting */
 
 static PyObject *
-qstring_str(qstringObject *self)
+qstring_getquoted(qstringObject *self, PyObject *args)
 {
     if (self->buffer == NULL) {
         qstring_quote(self);
@@ -116,9 +116,9 @@ qstring_str(qstringObject *self)
 }
 
 static PyObject *
-qstring_getquoted(qstringObject *self, PyObject *args)
+qstring_str(qstringObject *self)
 {
-    return qstring_str(self);
+    return psycopg_ensure_text(qstring_getquoted(self, NULL));
 }
 
 static PyObject *

psycopg/microprotocols.c

@@ -138,7 +138,7 @@ microprotocols_adapt(PyObject *obj, PyObject *proto, PyObject *alt)
     /* None is always adapted to NULL */
     
     if (obj == Py_None)
-        return Text_FromUTF8("NULL");
+        return Bytes_FromString("NULL");
 
     Dprintf("microprotocols_adapt: trying to adapt %s",
         Py_TYPE(obj)->tp_name);