158 lines
4.5 KiB
Python
158 lines
4.5 KiB
Python
# -*- encoding: utf-8 -*-
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"""
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pdt_locales
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All of the included locale classes shipped with pdt.
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"""
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import datetime
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try:
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range = xrange
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except NameError:
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pass
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try:
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import icu as pyicu
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except ImportError:
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try:
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import PyICU as pyicu
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except ImportError:
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pyicu = None
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def icu_object(mapping):
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return type('_icu', (object,), mapping)
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def merge_weekdays(base_wd, icu_wd):
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result = []
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for left, right in zip(base_wd, icu_wd):
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if left == right:
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result.append(left)
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continue
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left = set(left.split('|'))
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right = set(right.split('|'))
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result.append('|'.join(left | right))
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return result
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def get_icu(locale):
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def _sanitize_key(k):
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import re
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return re.sub("\\.(\\||$)", "\\1", k)
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from . import base
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result = dict([(key, getattr(base, key))
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for key in dir(base) if not key.startswith('_')])
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result['icu'] = None
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if pyicu is None:
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return icu_object(result)
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if locale is None:
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locale = 'en_US'
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result['icu'] = icu = pyicu.Locale(locale)
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if icu is None:
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return icu_object(result)
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# grab spelled out format of all numbers from 0 to 100
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rbnf = pyicu.RuleBasedNumberFormat(pyicu.URBNFRuleSetTag.SPELLOUT, icu)
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result['numbers'].update([(rbnf.format(i), i) for i in range(0, 100)])
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symbols = result['symbols'] = pyicu.DateFormatSymbols(icu)
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# grab ICU list of weekdays, skipping first entry which
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# is always blank
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wd = [_sanitize_key(w.lower()) for w in symbols.getWeekdays()[1:]]
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swd = [_sanitize_key(sw.lower()) for sw in symbols.getShortWeekdays()[1:]]
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# store them in our list with Monday first (ICU puts Sunday first)
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result['Weekdays'] = merge_weekdays(result['Weekdays'],
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wd[1:] + wd[0:1])
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result['shortWeekdays'] = merge_weekdays(result['shortWeekdays'],
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swd[1:] + swd[0:1])
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result['Months'] = [_sanitize_key(m.lower()) for m in symbols.getMonths()]
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result['shortMonths'] = [_sanitize_key(sm.lower()) for sm in symbols.getShortMonths()]
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keys = ['full', 'long', 'medium', 'short']
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createDateInstance = pyicu.DateFormat.createDateInstance
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createTimeInstance = pyicu.DateFormat.createTimeInstance
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icu_df = result['icu_df'] = {
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'full': createDateInstance(pyicu.DateFormat.kFull, icu),
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'long': createDateInstance(pyicu.DateFormat.kLong, icu),
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'medium': createDateInstance(pyicu.DateFormat.kMedium, icu),
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'short': createDateInstance(pyicu.DateFormat.kShort, icu),
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}
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icu_tf = result['icu_tf'] = {
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'full': createTimeInstance(pyicu.DateFormat.kFull, icu),
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'long': createTimeInstance(pyicu.DateFormat.kLong, icu),
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'medium': createTimeInstance(pyicu.DateFormat.kMedium, icu),
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'short': createTimeInstance(pyicu.DateFormat.kShort, icu),
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}
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result['dateFormats'] = {}
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result['timeFormats'] = {}
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for x in keys:
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result['dateFormats'][x] = icu_df[x].toPattern()
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result['timeFormats'][x] = icu_tf[x].toPattern()
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am = pm = ts = ''
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# ICU doesn't seem to provide directly the date or time separator
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# so we have to figure it out
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o = result['icu_tf']['short']
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s = result['timeFormats']['short']
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result['usesMeridian'] = 'a' in s
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result['uses24'] = 'H' in s
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# '11:45 AM' or '11:45'
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s = o.format(datetime.datetime(2003, 10, 30, 11, 45))
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# ': AM' or ':'
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s = s.replace('11', '').replace('45', '')
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if len(s) > 0:
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ts = s[0]
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if result['usesMeridian']:
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# '23:45 AM' or '23:45'
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am = s[1:].strip()
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s = o.format(datetime.datetime(2003, 10, 30, 23, 45))
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if result['uses24']:
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s = s.replace('23', '')
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else:
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s = s.replace('11', '')
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# 'PM' or ''
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pm = s.replace('45', '').replace(ts, '').strip()
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result['timeSep'] = [ts]
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result['meridian'] = [am, pm] if am and pm else []
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o = result['icu_df']['short']
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s = o.format(datetime.datetime(2003, 10, 30, 11, 45))
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s = s.replace('10', '').replace('30', '').replace(
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'03', '').replace('2003', '')
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if len(s) > 0:
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ds = s[0]
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else:
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ds = '/'
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result['dateSep'] = [ds]
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s = result['dateFormats']['short']
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ll = s.lower().split(ds)
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dp_order = []
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for s in ll:
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if len(s) > 0:
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dp_order.append(s[:1])
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result['dp_order'] = dp_order
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return icu_object(result)
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