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# -*- coding: utf-8 -*-
"""
sphinx.util.i18n
~~~~~~~~~~~~~~~~
Builder superclass for all builders.
:copyright: Copyright 2007-2014 by the Sphinx team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from os import path
from collections import namedtuple
from babel.messages.pofile import read_po
from babel.messages.mofile import write_mo
from sphinx.util.osutil import walk
LocaleFileInfoBase = namedtuple('CatalogInfo', 'base_dir,domain')
class CatalogInfo(LocaleFileInfoBase):
@property
def po_file(self):
return self.domain + '.po'
@property
def mo_file(self):
return self.domain + '.mo'
@property
def po_path(self):
return path.join(self.base_dir, self.po_file)
@property
def mo_path(self):
return path.join(self.base_dir, self.mo_file)
def is_outdated(self):
return (
not path.exists(self.mo_path) or
path.getmtime(self.mo_path) < path.getmtime(self.po_path))
def write_mo(self, locale):
with open(self.po_path, 'rt') as po:
with open(self.mo_path, 'wb') as mo:
write_mo(mo, read_po(po, locale))
def get_catalogs(locale_dirs, locale, gettext_compact=False, force_all=False):
"""
:param list locale_dirs:
list of path as `['locale_dir1', 'locale_dir2', ...]` to find
translation catalogs. Each path contains a structure such as
`<locale>/LC_MESSAGES/domain.po`.
:param str locale: a language as `'en'`
:param boolean gettext_compact:
* False: keep domains directory structure (default).
* True: domains in the sub directory will be merged into 1 file.
:param boolean force_all:
Set True if you want to get all catalogs rather than updated catalogs.
default is False.
:return: [CatalogInfo(), ...]
"""
if not locale:
return [] # locale is not specified
catalogs = set()
for locale_dir in locale_dirs:
base_dir = path.join(locale_dir, locale, 'LC_MESSAGES')
if not path.exists(base_dir):
continue # locale path is not found
for dirpath, dirnames, filenames in walk(base_dir, followlinks=True):
filenames = [f for f in filenames if f.endswith('.po')]
for filename in filenames:
base = path.splitext(filename)[0]
domain = path.relpath(path.join(dirpath, base), base_dir)
if gettext_compact and path.sep in domain:
domain = path.split(domain)[0]
cat = CatalogInfo(base_dir, domain)
if force_all or cat.is_outdated():
catalogs.add(cat)
return catalogs
|
