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Diffstat (limited to 'util/locale_database/dateconverter.py')
-rwxr-xr-x | util/locale_database/dateconverter.py | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/util/locale_database/dateconverter.py b/util/locale_database/dateconverter.py new file mode 100755 index 0000000000..1990fe0c61 --- /dev/null +++ b/util/locale_database/dateconverter.py @@ -0,0 +1,107 @@ +#!/usr/bin/env python +############################################################################# +## +## Copyright (C) 2016 The Qt Company Ltd. +## Contact: https://www.qt.io/licensing/ +## +## This file is part of the test suite of the Qt Toolkit. +## +## $QT_BEGIN_LICENSE:GPL-EXCEPT$ +## Commercial License Usage +## Licensees holding valid commercial Qt licenses may use this file in +## accordance with the commercial license agreement provided with the +## Software or, alternatively, in accordance with the terms contained in +## a written agreement between you and The Qt Company. For licensing terms +## and conditions see https://www.qt.io/terms-conditions. For further +## information use the contact form at https://www.qt.io/contact-us. +## +## GNU General Public License Usage +## Alternatively, this file may be used under the terms of the GNU +## General Public License version 3 as published by the Free Software +## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +## included in the packaging of this file. Please review the following +## information to ensure the GNU General Public License requirements will +## be met: https://www.gnu.org/licenses/gpl-3.0.html. +## +## $QT_END_LICENSE$ +## +############################################################################# + +import re + +def _convert_pattern(pattern): + # patterns from http://www.unicode.org/reports/tr35/#Date_Format_Patterns + qt_regexps = { + r"yyy{3,}" : "yyyy", # more that three digits hence convert to four-digit year + r"L" : "M", # stand-alone month names. not supported. + r"g{1,}": "", # modified julian day. not supported. + r"S{1,}" : "", # fractional seconds. not supported. + r"A{1,}" : "" # milliseconds in day. not supported. + } + qt_patterns = { + "G" : "", "GG" : "", "GGG" : "", "GGGG" : "", "GGGGG" : "", # Era. not supported. + "y" : "yyyy", # four-digit year without leading zeroes + "Q" : "", "QQ" : "", "QQQ" : "", "QQQQ" : "", # quarter. not supported. + "q" : "", "qq" : "", "qqq" : "", "qqqq" : "", # quarter. not supported. + "MMMMM" : "MMM", # narrow month name. + "LLLLL" : "MMM", # stand-alone narrow month name. + "l" : "", # special symbol for chinese leap month. not supported. + "w" : "", "W" : "", # week of year/month. not supported. + "D" : "", "DD" : "", "DDD" : "", # day of year. not supported. + "F" : "", # day of week in month. not supported. + "E" : "ddd", "EE" : "ddd", "EEE" : "ddd", "EEEEE" : "ddd", "EEEE" : "dddd", # day of week + "e" : "ddd", "ee" : "ddd", "eee" : "ddd", "eeeee" : "ddd", "eeee" : "dddd", # local day of week + "c" : "ddd", "cc" : "ddd", "ccc" : "ddd", "ccccc" : "ddd", "cccc" : "dddd", # stand-alone local day of week + "a" : "AP", # AM/PM + "K" : "h", # Hour 0-11 + "k" : "H", # Hour 1-24 + "j" : "", # special reserved symbol. + "z" : "t", "zz" : "t", "zzz" : "t", "zzzz" : "t", # timezone + "Z" : "t", "ZZ" : "t", "ZZZ" : "t", "ZZZZ" : "t", # timezone + "v" : "t", "vv" : "t", "vvv" : "t", "vvvv" : "t", # timezone + "V" : "t", "VV" : "t", "VVV" : "t", "VVVV" : "t" # timezone + } + if qt_patterns.has_key(pattern): + return qt_patterns[pattern] + for r,v in qt_regexps.items(): + pattern = re.sub(r, v, pattern) + return pattern + +def convert_date(input): + result = "" + patterns = "GyYuQqMLlwWdDFgEecahHKkjmsSAzZvV" + last = "" + inquote = 0 + chars_to_strip = " -" + for c in input: + if c == "'": + inquote = inquote + 1 + if inquote % 2 == 0: + if c in patterns: + if not last: + last = c + else: + if c in last: + last += c + else: + # pattern changed + converted = _convert_pattern(last) + result += converted + if not converted: + result = result.rstrip(chars_to_strip) + last = c + continue + if last: + # pattern ended + converted = _convert_pattern(last) + result += converted + if not converted: + result = result.rstrip(chars_to_strip) + last = "" + result += c + if last: + converted = _convert_pattern(last) + result += converted + if not converted: + result = result.rstrip(chars_to_strip) + return result.lstrip(chars_to_strip) |