def collation_callback(context, len1, str1, len2, str2):
text1 = _ffi.buffer(str1, len1)[:]
text2 = _ffi.buffer(str2, len2)[:]
try:
ret = callback(text1, text2)
assert isinstance(ret, (int, long))
return cmp(ret, 0)
except Exception:
return 0
def collation_callback(context, len1, str1, len2, str2):
text1 = _ffi.buffer(str1, len1)[:]
text2 = _ffi.buffer(str2, len2)[:]
try:
ret = callback(text1, text2)
assert isinstance(ret, (int, long))
return cmp(ret, 0)
except Exception:
return 0
def __fetch_one_row(self):
num_cols = _lib.sqlite3_data_count(self.__statement._statement)
row = newlist_hint(num_cols)
for i in xrange(num_cols):
if self.__connection._detect_types:
converter = self.__row_cast_map[i]
else:
converter = None
if converter is not None:
blob = _lib.sqlite3_column_blob(self.__statement._statement, i)
if not blob:
val = None
else:
blob_len = _lib.sqlite3_column_bytes(
self.__statement._statement, i)
val = _ffi.buffer(blob, blob_len)[:]
val = converter(val)
else:
typ = _lib.sqlite3_column_type(self.__statement._statement, i)
if typ == _lib.SQLITE_NULL:
val = None
elif typ == _lib.SQLITE_INTEGER:
val = _lib.sqlite3_column_int64(
self.__statement._statement, i)
val = int(val)
elif typ == _lib.SQLITE_FLOAT:
val = _lib.sqlite3_column_double(
self.__statement._statement, i)
elif typ == _lib.SQLITE_TEXT:
text = _lib.sqlite3_column_text(
self.__statement._statement, i)
text_len = _lib.sqlite3_column_bytes(
self.__statement._statement, i)
val = _ffi.buffer(text, text_len)[:]
try:
val = self.__connection.text_factory(val)
except Exception:
column_name = _lib.sqlite3_column_name(
self.__statement._statement, i)
if column_name:
column_name = _ffi.string(column_name).decode(
'utf-8')
else:
column_name = "<unknown column name>"
val = val.decode('ascii', 'replace')
raise OperationalError(
"Could not decode to UTF-8 column '%s' with text '%s'"
% (column_name, val))
elif typ == _lib.SQLITE_BLOB:
blob = _lib.sqlite3_column_blob(
self.__statement._statement, i)
blob_len = _lib.sqlite3_column_bytes(
self.__statement._statement, i)
val = _BLOB_TYPE(_ffi.buffer(blob, blob_len)[:])
row.append(val)
return tuple(row)
def __fetch_one_row(self):
num_cols = _lib.sqlite3_data_count(self.__statement._statement)
row = newlist_hint(num_cols)
for i in xrange(num_cols):
if self.__connection._detect_types:
converter = self.__row_cast_map[i]
else:
converter = None
if converter is not None:
blob = _lib.sqlite3_column_blob(self.__statement._statement, i)
if not blob:
val = None
else:
blob_len = _lib.sqlite3_column_bytes(self.__statement._statement, i)
val = _ffi.buffer(blob, blob_len)[:]
val = converter(val)
else:
typ = _lib.sqlite3_column_type(self.__statement._statement, i)
if typ == _lib.SQLITE_NULL:
val = None
elif typ == _lib.SQLITE_INTEGER:
val = _lib.sqlite3_column_int64(self.__statement._statement, i)
val = int(val)
elif typ == _lib.SQLITE_FLOAT:
val = _lib.sqlite3_column_double(self.__statement._statement, i)
elif typ == _lib.SQLITE_TEXT:
text = _lib.sqlite3_column_text(self.__statement._statement, i)
text_len = _lib.sqlite3_column_bytes(self.__statement._statement, i)
val = _ffi.buffer(text, text_len)[:]
try:
val = self.__connection.text_factory(val)
except Exception:
column_name = _lib.sqlite3_column_name(
self.__statement._statement, i)
if column_name:
column_name = _ffi.string(column_name).decode('utf-8')
else:
column_name = "<unknown column name>"
val = val.decode('ascii', 'replace')
raise OperationalError(
"Could not decode to UTF-8 column '%s' with text '%s'" % (
column_name, val))
elif typ == _lib.SQLITE_BLOB:
blob = _lib.sqlite3_column_blob(self.__statement._statement, i)
blob_len = _lib.sqlite3_column_bytes(self.__statement._statement, i)
val = _BLOB_TYPE(_ffi.buffer(blob, blob_len)[:])
row.append(val)
return tuple(row)
def __fetch_one_row(self):
num_cols = _lib.sqlite3_data_count(self.__statement._statement)
row = newlist_hint(num_cols)
for i in xrange(num_cols):
if self.__connection._detect_types:
converter = self.__row_cast_map[i]
else:
converter = None
if converter is not None:
blob = _lib.sqlite3_column_blob(self.__statement._statement, i)
if not blob:
val = None
else:
blob_len = _lib.sqlite3_column_bytes(
self.__statement._statement, i)
val = _ffi.buffer(blob, blob_len)[:]
val = converter(val)
else:
typ = _lib.sqlite3_column_type(self.__statement._statement, i)
if typ == _lib.SQLITE_NULL:
val = None
elif typ == _lib.SQLITE_INTEGER:
val = _lib.sqlite3_column_int64(
self.__statement._statement, i)
val = int(val)
elif typ == _lib.SQLITE_FLOAT:
val = _lib.sqlite3_column_double(
self.__statement._statement, i)
elif typ == _lib.SQLITE_TEXT:
text = _lib.sqlite3_column_text(
self.__statement._statement, i)
text_len = _lib.sqlite3_column_bytes(
self.__statement._statement, i)
val = _ffi.buffer(text, text_len)[:]
val = self.__connection.text_factory(val)
elif typ == _lib.SQLITE_BLOB:
blob = _lib.sqlite3_column_blob(
self.__statement._statement, i)
blob_len = _lib.sqlite3_column_bytes(
self.__statement._statement, i)
val = _BLOB_TYPE(_ffi.buffer(blob, blob_len)[:])
row.append(val)
return tuple(row)
def __fetch_one_row(self):
num_cols = _lib.sqlite3_data_count(self.__statement._statement)
row = newlist_hint(num_cols)
for i in xrange(num_cols):
if self.__connection._detect_types:
converter = self.__row_cast_map[i]
else:
converter = None
if converter is not None:
blob = _lib.sqlite3_column_blob(self.__statement._statement, i)
if not blob:
val = None
else:
blob_len = _lib.sqlite3_column_bytes(self.__statement._statement, i)
val = _ffi.buffer(blob, blob_len)[:]
val = converter(val)
else:
typ = _lib.sqlite3_column_type(self.__statement._statement, i)
if typ == _lib.SQLITE_NULL:
val = None
elif typ == _lib.SQLITE_INTEGER:
val = _lib.sqlite3_column_int64(self.__statement._statement, i)
val = int(val)
elif typ == _lib.SQLITE_FLOAT:
val = _lib.sqlite3_column_double(self.__statement._statement, i)
elif typ == _lib.SQLITE_TEXT:
text = _lib.sqlite3_column_text(self.__statement._statement, i)
text_len = _lib.sqlite3_column_bytes(self.__statement._statement, i)
val = _ffi.buffer(text, text_len)[:]
val = self.__connection.text_factory(val)
elif typ == _lib.SQLITE_BLOB:
blob = _lib.sqlite3_column_blob(self.__statement._statement, i)
blob_len = _lib.sqlite3_column_bytes(self.__statement._statement, i)
val = _BLOB_TYPE(_ffi.buffer(blob, blob_len)[:])
row.append(val)
return tuple(row)
def _convert_params(con, nargs, params):
_params = []
for i in range(nargs):
typ = _lib.sqlite3_value_type(params[i])
if typ == _lib.SQLITE_NULL:
val = None
elif typ == _lib.SQLITE_INTEGER:
val = _lib.sqlite3_value_int64(params[i])
val = int(val)
elif typ == _lib.SQLITE_FLOAT:
val = _lib.sqlite3_value_double(params[i])
elif typ == _lib.SQLITE_TEXT:
val = _lib.sqlite3_value_text(params[i])
val = _ffi.string(val).decode('utf-8')
elif typ == _lib.SQLITE_BLOB:
blob = _lib.sqlite3_value_blob(params[i])
blob_len = _lib.sqlite3_value_bytes(params[i])
val = _BLOB_TYPE(_ffi.buffer(blob, blob_len)[:])
else:
raise NotImplementedError
_params.append(val)
return _params
def _convert_params(con, nargs, params):
_params = []
for i in range(nargs):
typ = _lib.sqlite3_value_type(params[i])
if typ == _lib.SQLITE_NULL:
val = None
elif typ == _lib.SQLITE_INTEGER:
val = _lib.sqlite3_value_int64(params[i])
val = int(val)
elif typ == _lib.SQLITE_FLOAT:
val = _lib.sqlite3_value_double(params[i])
elif typ == _lib.SQLITE_TEXT:
val = _lib.sqlite3_value_text(params[i])
val = _ffi.string(val).decode('utf-8')
elif typ == _lib.SQLITE_BLOB:
blob = _lib.sqlite3_value_blob(params[i])
blob_len = _lib.sqlite3_value_bytes(params[i])
val = _BLOB_TYPE(_ffi.buffer(blob, blob_len)[:])
else:
raise NotImplementedError
_params.append(val)
return _params
