Merge branch 'feature/upstream' into develop

1 files changed, 110 insertions, 0 deletions

diff --git a/raphodo/timeutils.py b/raphodo/timeutils.py
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index 0000000..fca1f8f
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+++ b/raphodo/timeutils.py
@@ -0,0 +1,110 @@
+# Copyright (C) 2015-2017 Damon Lynch <damonlynch@gmail.com>
+
+# This file is part of Rapid Photo Downloader.
+#
+# Rapid Photo Downloader is free software: you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Rapid Photo Downloader is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Rapid Photo Downloader.  If not,
+# see <http://www.gnu.org/licenses/>.
+
+# A few utility functions relating to time conversion and internationalization
+
+import locale
+from datetime import datetime
+import re
+
+from arrow.arrow import Arrow
+from gettext import gettext as _
+
+
+def twelve_hour_clock() -> bool:
+    """
+    Determine if a twelve hour clock is being used in the current locale
+
+    :return: True if so, else False
+    """
+
+    return bool(locale.nl_langinfo(locale.T_FMT_AMPM))
+
+
+replacement_fmts = [
+    ('.%S', ''),
+    (':%S', ''),
+    (',%S', ''),
+    (':%OS', ''),
+    ('ཀསར་ཆ%S', ''),
+    (' %S초', ''),
+    ('%S秒', ''),
+    ('%r', '%I:%M'),
+    ('%t', '%H:%M'),
+    ('%T', '%H:%M')
+]
+
+dt_am = datetime(2015, 11, 3, 1)
+dt_pm = datetime(2015, 11, 3, 13)
+
+
+def locale_time(t: datetime) -> str:
+    """
+    Attempt to localize the time without displaying seconds
+
+    locale.nl_langinfo(locale.T_FMT) for this locale is %r, %T or %t,
+    then just return the time, dropping the ':dd' in 'dd:dd:dd' if
+    that's the format the time is in.
+
+    Otherwise, then use the approach here:
+    Adapted from http://stackoverflow.com/questions/2507726/how-to-display
+    -locale-sensitive-time-format-without-seconds-in-python
+    :param t: time in datetime format
+    :return: time in format like "12:08 AM", or locale equivalent
+    """
+
+    t_fmt = locale.nl_langinfo(locale.T_FMT_AMPM) or locale.nl_langinfo(locale.T_FMT)
+
+    if t_fmt in ('%r', '%t', '%T'):
+        s = t.strftime('%X').strip()
+        return re.sub(r"(\d\d):(\d\d):\d\d", r"\1:\2", s)
+
+    for fmt in replacement_fmts:
+        new_t_fmt = t_fmt.replace(*fmt)
+        if new_t_fmt != t_fmt:
+            return t.strftime(new_t_fmt)
+
+    return t.strftime(t_fmt)
+
+
+def strip_zero(t: str, strip_zero) -> str:
+    if not strip_zero:
+        return t.strip()
+    return t.lstrip('0').strip()
+
+
+def strip_am(t: str) -> str:
+    if not locale.nl_langinfo(locale.T_FMT_AMPM):
+        return t.strip()
+    return t.replace(dt_am.strftime('%p'), '').strip()
+
+
+def strip_pm(t: str) -> str:
+    if not locale.nl_langinfo(locale.T_FMT_AMPM):
+        return t.strip()
+    return t.replace(dt_pm.strftime('%p'), '').strip()
+
+
+def make_long_date_format(arrowtime: Arrow) -> str:
+    # Translators: for example Nov 3 or Dec 31
+    long_format = _('%(month)s %(numeric_day)s') % {
+        'month': arrowtime.datetime.strftime('%b'),
+        'numeric_day': arrowtime.format('D')
+    }
+    # Translators: for example Nov 15 2015
+    return _('%(date)s %(year)s') % dict(date=long_format, year=arrowtime.year)
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