def _execute_filter_image(image: Image, file_path: str,
cache_directory_path: str,
destination_directory_path: str,
destination_name: str, width: int,
height: int) -> None:
makedirs(destination_directory_path)
cache_file_path = join(cache_directory_path,
'%s-%s' % (hashfile(file_path), destination_name))
destination_file_path = join(destination_directory_path, destination_name)
try:
link_or_copy(cache_file_path, destination_file_path)
except FileNotFoundError:
makedirs(cache_directory_path)
with image:
if width is not None:
width = min(width, image.width)
if height is not None:
height = min(height, image.height)
if width is None:
size = height
convert = resizeimage.resize_height
elif height is None:
size = width
convert = resizeimage.resize_width
else:
size = (width, height)
convert = resizeimage.resize_cover
convert(image, size).save(cache_file_path)
makedirs(destination_directory_path)
link_or_copy(cache_file_path, destination_file_path)
def open_translations(
locale: str,
directory_path: Path) -> Optional[gettext.GNUTranslations]:
locale_path_name = locale.replace('-', '_')
po_file_path = directory_path / 'locale' / locale_path_name / 'LC_MESSAGES' / 'betty.po'
try:
translation_version = hashfile(po_file_path)
except FileNotFoundError:
return None
translation_cache_directory_path = fs.CACHE_DIRECTORY_PATH / 'translations' / translation_version
cache_directory_path = translation_cache_directory_path / locale_path_name / 'LC_MESSAGES'
mo_file_path = cache_directory_path / 'betty.mo'
with suppress(FileNotFoundError):
with open(mo_file_path, 'rb') as f:
return gettext.GNUTranslations(f)
cache_directory_path.mkdir(exist_ok=True, parents=True)
with suppress(FileExistsError):
shutil.copyfile(po_file_path, cache_directory_path / 'betty.po')
with contextlib.redirect_stdout(StringIO()):
CommandLineInterface().run([
'', 'compile', '-d', translation_cache_directory_path, '-l',
locale_path_name, '-D', 'betty'
])
with open(mo_file_path, 'rb') as f:
return gettext.GNUTranslations(f)
def open_translations(
locale: str, directory_path: str) -> Optional[gettext.GNUTranslations]:
locale_path_name = locale.replace('-', '_')
po_file_path = path.join(directory_path, 'locale', locale_path_name,
'LC_MESSAGES', 'betty.po')
try:
translation_version = hashfile(po_file_path)
except FileNotFoundError:
return None
translation_cache_directory_path = path.join(_CACHE_DIRECTORY_PATH,
'translations',
translation_version)
cache_directory_path = path.join(translation_cache_directory_path,
locale_path_name, 'LC_MESSAGES')
mo_file_path = path.join(cache_directory_path, 'betty.mo')
with suppress(FileNotFoundError):
with open(mo_file_path, 'rb') as f:
return gettext.GNUTranslations(f)
makedirs(cache_directory_path, exist_ok=True)
with suppress(FileExistsError):
shutil.copyfile(po_file_path,
path.join(cache_directory_path, 'betty.po'))
with contextlib.redirect_stdout(StringIO()):
CommandLineInterface().run([
'', 'compile', '-d', translation_cache_directory_path, '-l',
locale_path_name, '-D', 'betty'
])
with open(mo_file_path, 'rb') as f:
return gettext.GNUTranslations(f)
def _execute_filter_image(image: Image, file_path: Path,
cache_directory_path: Path,
destination_directory_path: Path,
destination_name: str, width: int,
height: int) -> None:
destination_directory_path.mkdir(exist_ok=True, parents=True)
cache_file_path = cache_directory_path / (
'%s-%s' % (hashfile(file_path), destination_name))
destination_file_path = destination_directory_path / destination_name
try:
link_or_copy(cache_file_path, destination_file_path)
except FileNotFoundError:
cache_directory_path.mkdir(exist_ok=True, parents=True)
with image:
if width is not None:
width = min(width, image.width)
if height is not None:
height = min(height, image.height)
if width is None:
size = height
convert = resizeimage.resize_height
elif height is None:
size = width
convert = resizeimage.resize_width
else:
size = (width, height)
convert = resizeimage.resize_cover
convert(image, size).save(cache_file_path)
destination_directory_path.mkdir(exist_ok=True, parents=True)
link_or_copy(cache_file_path, destination_file_path)
def _filter_image(site: Site,
file: File,
width: Optional[int] = None,
height: Optional[int] = None) -> str:
if width is None and height is None:
raise ValueError('At least the width or height must be given.')
with Image.open(file.path) as image:
if width is not None:
width = min(width, image.width)
if height is not None:
height = min(height, image.height)
if width is None:
size = height
suffix = '-x%d'
convert = resizeimage.resize_height
elif height is None:
size = width
suffix = '%dx-'
convert = resizeimage.resize_width
else:
size = (width, height)
suffix = '%dx%d'
convert = resizeimage.resize_cover
file_directory_path = os.path.join(
site.configuration.www_directory_path, 'file')
destination_name = '%s-%s.%s' % (file.id, suffix % size,
file.extension)
destination_path = '/file/%s' % destination_name
cache_directory_path = join(site.configuration.cache_directory_path,
'image')
cache_file_path = join(
cache_directory_path,
'%s-%s' % (hashfile(file.path), destination_name))
output_file_path = join(file_directory_path, destination_name)
try:
os.link(cache_file_path, output_file_path)
except FileExistsError:
pass
except FileNotFoundError:
if exists(output_file_path):
return destination_path
makedirs(cache_directory_path)
convert(image, size).save(cache_file_path)
makedirs(file_directory_path)
os.link(cache_file_path, output_file_path)
return destination_path
def _do_filter_image(file_path: str, cache_directory_path: str,
destination_directory_path: str, destination_name: str,
convert: Callable, size: Tuple[int, int]) -> None:
makedirs(destination_directory_path)
cache_file_path = join(cache_directory_path,
'%s-%s' % (hashfile(file_path), destination_name))
destination_file_path = join(destination_directory_path, destination_name)
try:
os.link(cache_file_path, destination_file_path)
except FileNotFoundError:
makedirs(cache_directory_path)
with Image.open(file_path) as image:
convert(image, size).save(cache_file_path)
makedirs(destination_directory_path)
os.link(cache_file_path, destination_file_path)
def test_hashfile_with_different_files(self):
file_path_1 = Path(__file__).parents[1] / 'assets' / 'public' / 'static' / 'betty-16x16.png'
file_path_2 = Path(__file__).parents[1] / 'assets' / 'public' / 'static' / 'betty-512x512.png'
self.assertNotEquals(hashfile(file_path_1), hashfile(file_path_2))
def test_hashfile_with_identical_file(self):
file_path = Path(__file__).parents[1] / 'assets' / 'public' / 'static' / 'betty-16x16.png'
self.assertEquals(hashfile(file_path), hashfile(file_path))
def test_hashfile_with_different_files(self):
file_path_1 = join(dirname(dirname(__file__)), 'assets', 'public',
'static', 'betty-16x16.png')
file_path_2 = join(dirname(dirname(__file__)), 'assets', 'public',
'static', 'betty-512x512.png')
self.assertNotEquals(hashfile(file_path_1), hashfile(file_path_2))
def test_hashfile_with_identical_file(self):
file_path = join(dirname(dirname(__file__)), 'assets', 'public',
'static', 'betty-16x16.png')
self.assertEquals(hashfile(file_path), hashfile(file_path))
def test_hashfile_with_different_files(self):
file_path_1 = join(dirname(dirname(__file__)),
'resources/public/betty-16x16.png')
file_path_2 = join(dirname(dirname(__file__)),
'resources/public/betty-512x512.png')
self.assertNotEquals(hashfile(file_path_1), hashfile(file_path_2))
def test_hashfile_with_identical_file(self):
file_path = join(dirname(dirname(__file__)),
'resources/public/betty-16x16.png')
self.assertEquals(hashfile(file_path), hashfile(file_path))
