diff options
Diffstat (limited to 'util/locale_database/cldr2qtimezone.py')
| -rwxr-xr-x | util/locale_database/cldr2qtimezone.py | 457 |
1 files changed, 457 insertions, 0 deletions
diff --git a/util/locale_database/cldr2qtimezone.py b/util/locale_database/cldr2qtimezone.py new file mode 100755 index 0000000000..c240d0d190 --- /dev/null +++ b/util/locale_database/cldr2qtimezone.py @@ -0,0 +1,457 @@ +#!/usr/bin/env python2 +############################################################################# +## +## 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. +## +## $QT_END_LICENSE$ +## +############################################################################# +"""Parse CLDR data for QTimeZone use with MS-Windows + +Script to parse the CLDR supplemental/windowsZones.xml file and encode +for use in QTimeZone. See ``./cldr2qlocalexml.py`` for where to get +the CLDR data. Pass its common/ directory as first parameter to this +script and the qtbase root directory as second parameter. It shall +update qtbase's src/corelib/time/qtimezoneprivate_data_p.h ready for +use. + +The XML structure is as follows: + + <supplementalData> + <version number="$Revision:...$"/> + <generation date="$Date:...$"/> + <windowsZones> + <mapTimezones otherVersion="..." typeVersion="..."> + <!-- (UTC-08:00) Pacific Time (US & Canada) --> + <mapZone other="Pacific Standard Time" territory="001" type="America/Los_Angeles"/> + <mapZone other="Pacific Standard Time" territory="CA" type="America/Vancouver America/Dawson America/Whitehorse"/> + <mapZone other="Pacific Standard Time" territory="US" type="America/Los_Angeles America/Metlakatla"/> + <mapZone other="Pacific Standard Time" territory="ZZ" type="PST8PDT"/> + </mapTimezones> + </windowsZones> + </supplementalData> +""" + +import os +import sys +import datetime +import tempfile +import enumdata +import xpathlite +from xpathlite import DraftResolution +import re +import qlocalexml2cpp + +findAlias = xpathlite.findAlias +findEntry = xpathlite.findEntry +findEntryInFile = xpathlite._findEntryInFile +findTagsInFile = xpathlite.findTagsInFile +unicode2hex = qlocalexml2cpp.unicode2hex +wrap_list = qlocalexml2cpp.wrap_list + +class ByteArrayData: + def __init__(self): + self.data = [] + self.hash = {} + def append(self, s): + s = s + '\0' + if s in self.hash: + return self.hash[s] + + lst = unicode2hex(s) + index = len(self.data) + if index > 65535: + print "\n\n\n#error Data index is too big!" + sys.stderr.write ("\n\n\nERROR: index exceeds the uint16 range! index = %d\n" % index) + sys.exit(1) + self.hash[s] = index + self.data += lst + return index + +# List of currently known Windows IDs. +# If this script reports missing IDs, please add them here. +# Look up the offset using (google and) timeanddate.com. +# Not public so may safely be changed. Please keep in alphabetic order by ID. +# ( Windows Id, Offset Seconds ) +windowsIdList = ( + (u'Afghanistan Standard Time', 16200), + (u'Alaskan Standard Time', -32400), + (u'Aleutian Standard Time', -36000), + (u'Altai Standard Time', 25200), + (u'Arab Standard Time', 10800), + (u'Arabian Standard Time', 14400), + (u'Arabic Standard Time', 10800), + (u'Argentina Standard Time', -10800), + (u'Astrakhan Standard Time', 14400), + (u'Atlantic Standard Time', -14400), + (u'AUS Central Standard Time', 34200), + (u'Aus Central W. Standard Time', 31500), + (u'AUS Eastern Standard Time', 36000), + (u'Azerbaijan Standard Time', 14400), + (u'Azores Standard Time', -3600), + (u'Bahia Standard Time', -10800), + (u'Bangladesh Standard Time', 21600), + (u'Belarus Standard Time', 10800), + (u'Bougainville Standard Time', 39600), + (u'Canada Central Standard Time', -21600), + (u'Cape Verde Standard Time', -3600), + (u'Caucasus Standard Time', 14400), + (u'Cen. Australia Standard Time', 34200), + (u'Central America Standard Time', -21600), + (u'Central Asia Standard Time', 21600), + (u'Central Brazilian Standard Time', -14400), + (u'Central Europe Standard Time', 3600), + (u'Central European Standard Time', 3600), + (u'Central Pacific Standard Time', 39600), + (u'Central Standard Time (Mexico)', -21600), + (u'Central Standard Time', -21600), + (u'China Standard Time', 28800), + (u'Chatham Islands Standard Time', 45900), + (u'Cuba Standard Time', -18000), + (u'Dateline Standard Time', -43200), + (u'E. Africa Standard Time', 10800), + (u'E. Australia Standard Time', 36000), + (u'E. Europe Standard Time', 7200), + (u'E. South America Standard Time', -10800), + (u'Easter Island Standard Time', -21600), + (u'Eastern Standard Time', -18000), + (u'Eastern Standard Time (Mexico)', -18000), + (u'Egypt Standard Time', 7200), + (u'Ekaterinburg Standard Time', 18000), + (u'Fiji Standard Time', 43200), + (u'FLE Standard Time', 7200), + (u'Georgian Standard Time', 14400), + (u'GMT Standard Time', 0), + (u'Greenland Standard Time', -10800), + (u'Greenwich Standard Time', 0), + (u'GTB Standard Time', 7200), + (u'Haiti Standard Time', -18000), + (u'Hawaiian Standard Time', -36000), + (u'India Standard Time', 19800), + (u'Iran Standard Time', 12600), + (u'Israel Standard Time', 7200), + (u'Jordan Standard Time', 7200), + (u'Kaliningrad Standard Time', 7200), + (u'Korea Standard Time', 32400), + (u'Libya Standard Time', 7200), + (u'Line Islands Standard Time', 50400), + (u'Lord Howe Standard Time', 37800), + (u'Magadan Standard Time', 36000), + (u'Magallanes Standard Time', -10800), # permanent DST + (u'Marquesas Standard Time', -34200), + (u'Mauritius Standard Time', 14400), + (u'Middle East Standard Time', 7200), + (u'Montevideo Standard Time', -10800), + (u'Morocco Standard Time', 0), + (u'Mountain Standard Time (Mexico)', -25200), + (u'Mountain Standard Time', -25200), + (u'Myanmar Standard Time', 23400), + (u'N. Central Asia Standard Time', 21600), + (u'Namibia Standard Time', 3600), + (u'Nepal Standard Time', 20700), + (u'New Zealand Standard Time', 43200), + (u'Newfoundland Standard Time', -12600), + (u'Norfolk Standard Time', 39600), + (u'North Asia East Standard Time', 28800), + (u'North Asia Standard Time', 25200), + (u'North Korea Standard Time', 30600), + (u'Omsk Standard Time', 21600), + (u'Pacific SA Standard Time', -10800), + (u'Pacific Standard Time', -28800), + (u'Pacific Standard Time (Mexico)', -28800), + (u'Pakistan Standard Time', 18000), + (u'Paraguay Standard Time', -14400), + (u'Romance Standard Time', 3600), + (u'Russia Time Zone 3', 14400), + (u'Russia Time Zone 10', 39600), + (u'Russia Time Zone 11', 43200), + (u'Russian Standard Time', 10800), + (u'SA Eastern Standard Time', -10800), + (u'SA Pacific Standard Time', -18000), + (u'SA Western Standard Time', -14400), + (u'Saint Pierre Standard Time', -10800), # New France + (u'Sakhalin Standard Time', 39600), + (u'Samoa Standard Time', 46800), + (u'Sao Tome Standard Time', 0), + (u'Saratov Standard Time', 14400), + (u'SE Asia Standard Time', 25200), + (u'Singapore Standard Time', 28800), + (u'South Africa Standard Time', 7200), + (u'Sri Lanka Standard Time', 19800), + (u'Sudan Standard Time', 7200), # unless they mean South Sudan, +03:00 + (u'Syria Standard Time', 7200), + (u'Taipei Standard Time', 28800), + (u'Tasmania Standard Time', 36000), + (u'Tocantins Standard Time', -10800), + (u'Tokyo Standard Time', 32400), + (u'Tomsk Standard Time', 25200), + (u'Tonga Standard Time', 46800), + (u'Transbaikal Standard Time', 32400), # Yakutsk + (u'Turkey Standard Time', 7200), + (u'Turks And Caicos Standard Time', -14400), + (u'Ulaanbaatar Standard Time', 28800), + (u'US Eastern Standard Time', -18000), + (u'US Mountain Standard Time', -25200), + (u'UTC-11', -39600), + (u'UTC-09', -32400), + (u'UTC-08', -28800), + (u'UTC-02', -7200), + (u'UTC', 0), + (u'UTC+12', 43200), + (u'UTC+13', 46800), + (u'Venezuela Standard Time', -16200), + (u'Vladivostok Standard Time', 36000), + (u'W. Australia Standard Time', 28800), + (u'W. Central Africa Standard Time', 3600), + (u'W. Europe Standard Time', 3600), + (u'W. Mongolia Standard Time', 25200), # Hovd + (u'West Asia Standard Time', 18000), + (u'West Bank Standard Time', 7200), + (u'West Pacific Standard Time', 36000), + (u'Yakutsk Standard Time', 32400), +) + +def windowsIdToKey(windowsId): + for index, pair in enumerate(windowsIdList): + if pair[0] == windowsId: + return index + 1 + return 0 + +# List of standard UTC IDs to use. Not public so may be safely changed. +# Do not remove IDs, as each entry is part of the API/behavior guarantee. +# ( UTC Id, Offset Seconds ) +utcIdList = ( + (u'UTC', 0), # Goes first so is default + (u'UTC-14:00', -50400), + (u'UTC-13:00', -46800), + (u'UTC-12:00', -43200), + (u'UTC-11:00', -39600), + (u'UTC-10:00', -36000), + (u'UTC-09:00', -32400), + (u'UTC-08:00', -28800), + (u'UTC-07:00', -25200), + (u'UTC-06:00', -21600), + (u'UTC-05:00', -18000), + (u'UTC-04:30', -16200), + (u'UTC-04:00', -14400), + (u'UTC-03:30', -12600), + (u'UTC-03:00', -10800), + (u'UTC-02:00', -7200), + (u'UTC-01:00', -3600), + (u'UTC-00:00', 0), + (u'UTC+00:00', 0), + (u'UTC+01:00', 3600), + (u'UTC+02:00', 7200), + (u'UTC+03:00', 10800), + (u'UTC+03:30', 12600), + (u'UTC+04:00', 14400), + (u'UTC+04:30', 16200), + (u'UTC+05:00', 18000), + (u'UTC+05:30', 19800), + (u'UTC+05:45', 20700), + (u'UTC+06:00', 21600), + (u'UTC+06:30', 23400), + (u'UTC+07:00', 25200), + (u'UTC+08:00', 28800), + (u'UTC+08:30', 30600), + (u'UTC+09:00', 32400), + (u'UTC+09:30', 34200), + (u'UTC+10:00', 36000), + (u'UTC+11:00', 39600), + (u'UTC+12:00', 43200), + (u'UTC+13:00', 46800), + (u'UTC+14:00', 50400), +) + +def usage(): + print "Usage: cldr2qtimezone.py <path to cldr core/common> <path to qtbase>" + sys.exit() + +if len(sys.argv) != 3: + usage() + +cldrPath = sys.argv[1] +qtPath = sys.argv[2] + +if not os.path.isdir(cldrPath) or not os.path.isdir(qtPath): + usage() + +windowsZonesPath = cldrPath + "/supplemental/windowsZones.xml" +tempFileDir = qtPath +dataFilePath = qtPath + "/src/corelib/time/qtimezoneprivate_data_p.h" + +if not (os.path.isfile(windowsZonesPath) and os.path.isfile(dataFilePath)): + usage() + +cldr_version = 'unknown' +ldml = open(cldrPath + "/dtd/ldml.dtd", "r") +for line in ldml: + if 'version cldrVersion CDATA #FIXED' in line: + cldr_version = line.split('"')[1] + +# [[u'version', [(u'number', u'$Revision: 7825 $')]]] +versionNumber = findTagsInFile(windowsZonesPath, "version")[0][1][0][1] + +mapTimezones = findTagsInFile(windowsZonesPath, "windowsZones/mapTimezones") + +defaultDict = {} +windowsIdDict = {} + +if mapTimezones: + badZones = set() + for mapZone in mapTimezones: + # [u'mapZone', [(u'territory', u'MH'), (u'other', u'UTC+12'), (u'type', u'Pacific/Majuro Pacific/Kwajalein')]] + if mapZone[0] == u'mapZone': + data = {} + for attribute in mapZone[1]: + if attribute[0] == u'other': + data['windowsId'] = attribute[1] + if attribute[0] == u'territory': + data['countryCode'] = attribute[1] + if attribute[0] == u'type': + data['ianaList'] = attribute[1] + + data['windowsKey'] = windowsIdToKey(data['windowsId']) + if data['windowsKey'] <= 0: + badZones.add(data['windowsId']) + + countryId = 0 + if data['countryCode'] == u'001': + defaultDict[data['windowsKey']] = data['ianaList'] + else: + data['countryId'] = enumdata.countryCodeToId(data['countryCode']) + if data['countryId'] < 0: + raise xpathlite.Error("Unknown Country Code \"%s\"" % data['countryCode']) + data['country'] = enumdata.country_list[data['countryId']][0] + windowsIdDict[data['windowsKey'], data['countryId']] = data + if badZones: + sys.stderr.write('\n\t'.join(["\nUnknown Windows ID, please add:"] + sorted(badZones)) + + "\nto the windowIdList in cldr2qtimezone.py\n\n") + raise xpathlite.Error("Unknown Windows IDs") + +print "Input file parsed, now writing data" + +GENERATED_BLOCK_START = "// GENERATED PART STARTS HERE\n" +GENERATED_BLOCK_END = "// GENERATED PART ENDS HERE\n" + +# Create a temp file to write the new data into +(newTempFile, newTempFilePath) = tempfile.mkstemp("qtimezone_data_p", dir=tempFileDir) +newTempFile = os.fdopen(newTempFile, "w") + +# Open the old file and copy over the first non-generated section to the new file +oldDataFile = open(dataFilePath, "r") +s = oldDataFile.readline() +while s and s != GENERATED_BLOCK_START: + newTempFile.write(s) + s = oldDataFile.readline() + +# Write out generated block start tag and warning +newTempFile.write(GENERATED_BLOCK_START) +newTempFile.write(""" +/* + This part of the file was generated on %s from the + Common Locale Data Repository v%s supplemental/windowsZones.xml file %s + + http://www.unicode.org/cldr/ + + Do not edit this code: run cldr2qtimezone.py on updated (or + edited) CLDR data; see qtbase/util/locale_database/. +*/ + +""" % (str(datetime.date.today()), cldr_version, versionNumber) ) + +windowsIdData = ByteArrayData() +ianaIdData = ByteArrayData() + +# Write Windows/IANA table +newTempFile.write("// Windows ID Key, Country Enum, IANA ID Index\n") +newTempFile.write("static const QZoneData zoneDataTable[] = {\n") +for index in windowsIdDict: + data = windowsIdDict[index] + newTempFile.write(" { %6d,%6d,%6d }, // %s / %s\n" + % (data['windowsKey'], + data['countryId'], + ianaIdData.append(data['ianaList']), + data['windowsId'], + data['country'])) +newTempFile.write(" { 0, 0, 0 } // Trailing zeroes\n") +newTempFile.write("};\n\n") + +print "Done Zone Data" + +# Write Windows ID key table +newTempFile.write("// Windows ID Key, Windows ID Index, IANA ID Index, UTC Offset\n") +newTempFile.write("static const QWindowsData windowsDataTable[] = {\n") +for index, pair in enumerate(windowsIdList): + newTempFile.write(" { %6d,%6d,%6d,%6d }, // %s\n" + % (index + 1, windowsIdData.append(pair[0]), + ianaIdData.append(defaultDict[index + 1]), pair[1], pair[0])) +newTempFile.write(" { 0, 0, 0, 0 } // Trailing zeroes\n") +newTempFile.write("};\n\n") + +print "Done Windows Data Table" + +# Write UTC ID key table +newTempFile.write("// IANA ID Index, UTC Offset\n") +newTempFile.write("static const QUtcData utcDataTable[] = {\n") +for pair in utcIdList: + newTempFile.write(" { %6d,%6d }, // %s\n" + % (ianaIdData.append(pair[0]), pair[1], pair[0])) +newTempFile.write(" { 0, 0 } // Trailing zeroes\n") +newTempFile.write("};\n\n") + +print "Done UTC Data Table" + +# Write out Windows ID's data +newTempFile.write("static const char windowsIdData[] = {\n") +newTempFile.write(wrap_list(windowsIdData.data)) +newTempFile.write("\n};\n\n") + +# Write out IANA ID's data +newTempFile.write("static const char ianaIdData[] = {\n") +newTempFile.write(wrap_list(ianaIdData.data)) +newTempFile.write("\n};\n") + +print "Done ID Data Table" + +# Write out the end of generated block tag +newTempFile.write(GENERATED_BLOCK_END) +s = oldDataFile.readline() + +# Skip through the old generated data in the old file +while s and s != GENERATED_BLOCK_END: + s = oldDataFile.readline() + +# Now copy the rest of the original file into the new file +s = oldDataFile.readline() +while s: + newTempFile.write(s) + s = oldDataFile.readline() + +# Now close the old and new file, delete the old file and copy the new file in its place +newTempFile.close() +oldDataFile.close() +os.remove(dataFilePath) +os.rename(newTempFilePath, dataFilePath) + +print "Data generation completed, please check the new file at " + dataFilePath |