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Edit metadata dialog: Fix date fields being displayed in the UTC timezone instead of the local timezone, causing the day to be off by one in some timezones. Fixes #1393166 [Wrong date after edit date in bulk edit metadata form](https://bugs.launchpad.net/calibre/+bug/1393166)

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This commit is contained in:
Kovid Goyal 2014-11-17 09:30:16 +05:30
parent dfbb179cce
commit 77504c31a0
2 changed files with 16 additions and 18 deletions
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4
src/calibre/gui2/metadata/basic_widgets.py
View File

@ -121,7 +121,7 @@ def make_undoable(spinbox):
elif hasattr(widget, 'value'):
self.undo_val = widget.value()
if isinstance(val, date):
val = parse_only_date(val.isoformat(), assume_utc=False)
val = parse_only_date(val.isoformat(), assume_utc=False, as_utc=False)
self.redo_val = val
def undo(self):
@ -173,7 +173,7 @@ def make_undoable(spinbox):
self.undo_stack.clear()
if hasattr(self, 'setDateTime'):
if isinstance(val, date) and not is_date_undefined(val):
val = parse_only_date(val.isoformat(), assume_utc=False)
val = parse_only_date(val.isoformat(), assume_utc=False, as_utc=False)
self.setDateTime(val)
elif hasattr(self, 'setValue'):
self.setValue(val)

6
src/calibre/utils/date.py
View File

@ -136,7 +136,7 @@ def parse_date(date_string, assume_utc=False, as_utc=True, default=None):
dt = dt.replace(tzinfo=_utc_tz if assume_utc else _local_tz)
return dt.astimezone(_utc_tz if as_utc else _local_tz)
def parse_only_date(raw, assume_utc=True):
def parse_only_date(raw, assume_utc=True, as_utc=True):
'''
Parse a date string that contains no time information in a manner that
guarantees that the month and year are always correct in all timezones, and
@ -145,7 +145,7 @@ def parse_only_date(raw, assume_utc=True):
f = utcnow if assume_utc else now
default = f().replace(hour=0, minute=0, second=0, microsecond=0,
day=15)
ans = parse_date(raw, default=default, assume_utc=assume_utc)
ans = parse_date(raw, default=default, assume_utc=assume_utc, as_utc=as_utc)
n = ans + timedelta(days=1)
if n.month > ans.month:
ans = ans.replace(day=ans.day-1)
@ -451,5 +451,3 @@ def replace_months(datestr, clang):
if tmp != datestr:
break
return tmp