pgadmin4/web/pgadmin/utils/driver/psycopg2/encoding.py

80 lines
3.3 KiB
Python

##########################################################################
#
# pgAdmin 4 - PostgreSQL Tools
#
# Copyright (C) 2013 - 2019, The pgAdmin Development Team
# This software is released under the PostgreSQL Licence
#
##########################################################################
# Get Postgres and Python encoding
encode_dict = {
'SQL_ASCII': ['SQL_ASCII', 'raw_unicode_escape', 'unicode_escape'],
'SQLASCII': ['SQL_ASCII', 'raw_unicode_escape', 'unicode_escape'],
'MULE_INTERNAL': ['MULE_INTERNAL', 'raw_unicode_escape', 'unicode_escape'],
'MULEINTERNAL': ['MULEINTERNAL', 'raw_unicode_escape', 'unicode_escape'],
'LATIN1': ['LATIN1', 'latin1', 'latin1'],
'LATIN2': ['LATIN2', 'latin2', 'latin2'],
'LATIN3': ['LATIN3', 'latin3', 'latin3'],
'LATIN4': ['LATIN4', 'latin4', 'latin4'],
'LATIN5': ['LATIN5', 'latin5', 'latin5'],
'LATIN6': ['LATIN6', 'latin6', 'latin6'],
'LATIN7': ['LATIN7', 'latin7', 'latin7'],
'LATIN8': ['LATIN8', 'latin8', 'latin8'],
'LATIN9': ['LATIN9', 'latin9', 'latin9'],
'LATIN10': ['LATIN10', 'latin10', 'latin10'],
'WIN866': ['WIN866', 'cp866', 'cp866'],
'WIN874': ['WIN874', 'cp874', 'cp874'],
'WIN1250': ['WIN1250', 'cp1250', 'cp1250'],
'WIN1251': ['WIN1251', 'cp1251', 'cp1251'],
'WIN1252': ['WIN1252', 'cp1252', 'cp1252'],
'WIN1253': ['WIN1253', 'cp1253', 'cp1253'],
'WIN1254': ['WIN1254', 'cp1254', 'cp1254'],
'WIN1255': ['WIN1255', 'cp1255', 'cp1255'],
'WIN1256': ['WIN1256', 'cp1256', 'cp1256'],
'WIN1257': ['WIN1257', 'cp1257', 'cp1257'],
'WIN1258': ['WIN1258', 'cp1258', 'cp1258'],
'EUC_JIS_2004': ['EUC_JIS_2004', 'eucjis2004', 'eucjis2004'],
'EUCJIS2004': ['EUCJIS2004', 'eucjis2004', 'eucjis2004'],
'EUC_CN': ['EUC_CN', 'euc-cn', 'euc-cn'],
'EUCCN': ['EUCCN', 'euc-cn', 'euc-cn'],
'EUC_JP': ['EUC_JP', 'euc_jp', 'euc_jp'],
'EUCJP': ['EUCJP', 'euc_jp', 'euc_jp'],
'EUC_KR': ['EUC_KR', 'euc_kr', 'euc_kr'],
'EUCKR': ['EUCKR', 'euc_kr', 'euc_kr'],
'EUC_TW': ['BIG5', 'big5', 'big5'],
'EUCTW': ['BIG5', 'big5', 'big5'],
'ISO_8859_5': ['ISO_8859_5', 'iso8859_5', 'iso8859_5'],
'ISO88595': ['ISO88595', 'iso8859_5', 'iso8859_5'],
'ISO_8859_6': ['ISO_8859_6', 'iso8859_6', 'iso8859_6'],
'ISO88596': ['ISO88596', 'iso8859_6', 'iso8859_6'],
'ISO_8859_7': ['ISO_8859_7', 'iso8859_7', 'iso8859_7'],
'ISO88597': ['ISO88597', 'iso8859_7', 'iso8859_7'],
'ISO_8859_8': ['ISO_8859_8', 'iso8859_8', 'iso8859_8'],
'ISO88598': ['ISO88598', 'iso8859_8', 'iso8859_8'],
'KOI8R': ['KOI8R', 'koi8_r', 'koi8_r'],
'KOI8U': ['KOI8U', 'koi8_u', 'koi8_u'],
}
def getEncoding(key):
"""
:param key: Database Encoding
:return:
[Postgres_encoding, Python_encoding] - Postgres and Python encoding
"""
return encode_dict.get(key, ['UNICODE', 'utf-8', 'utf-8'])
def configureDriverEncodings(encodings):
# Replace the python encoding for original name and renamed encodings
# psycopg2 removes the underscore in conn.encoding
# Setting the encodings dict value will only help for select statements
# because for parameterized DML, param values are converted based on
# python encoding of pyscopg2s internal encodings dict.
for key, val in encode_dict.items():
postgres_encoding, python_encoding, typecast_encoding = val
encodings[key] = python_encoding