def test_initialcropping(self):
self.assertEqual(self.image.cropping,
','.join(map(lambda d: str(d),
max_cropping(120, 100, self.width, self.height))))
# free crop
self.assertEqual(self.image.cropping_free,
','.join(map(lambda d: str(d),
max_cropping(120, 100,
self.width, self.height, True))))
def test_initialcropping(self):
self.assertEqual(
self.image.cropping, ','.join(
map(lambda d: str(d),
max_cropping(120, 100, self.width, self.height))))
# free crop
self.assertEqual(
self.image.cropping_free, ','.join(
map(lambda d: str(d),
max_cropping(120, 100, self.width, self.height, True))))
def test_fk_initialcropping(self):
image = ImageFK(image=self.image)
image.save()
self.assertEqual(
image.cropping, ','.join(
map(lambda d: str(d),
max_cropping(120, 100, self.width, self.height))))
def crop_artist_pictures(queryset):
for artist in queryset:
image = artist.photo
if image:
box = max_cropping(580, 580, image.width, image.height, False)
artist.cropping = ','.join(map(lambda i: str(i), box))
artist.save()
def test_maxcropping(self):
# normal crop
self.assertEqual([0, 0, 400, 400], max_cropping(100, 100, 400, 400))
self.assertEqual([100, 0, 300, 400], max_cropping(100, 200, 400, 400))
self.assertEqual([0, 100, 400, 300], max_cropping(200, 100, 400, 400))
# free crop
self.assertEqual([0, 0, 400, 400], max_cropping(100, 100, 400, 400, True))
self.assertEqual([0, 0, 400, 400], max_cropping(100, 200, 400, 400, True))
self.assertEqual([0, 0, 400, 400], max_cropping(200, 100, 400, 400, True))
# to small
self.assertEqual([0, 0, 100, 100], max_cropping(200, 200, 100, 100))
self.assertEqual([0, 25, 100, 75], max_cropping(200, 100, 100, 100))
self.assertEqual([25, 0, 75, 100], max_cropping(100, 200, 100, 100))
def test_maxcropping(self):
# normal crop
self.assertEqual([0, 0, 400, 400], max_cropping(100, 100, 400, 400))
self.assertEqual([100, 0, 300, 400], max_cropping(100, 200, 400, 400))
self.assertEqual([0, 100, 400, 300], max_cropping(200, 100, 400, 400))
# free crop
self.assertEqual([0, 0, 400, 400],
max_cropping(100, 100, 400, 400, True))
self.assertEqual([0, 0, 400, 400],
max_cropping(100, 200, 400, 400, True))
self.assertEqual([0, 0, 400, 400],
max_cropping(200, 100, 400, 400, True))
# to small
self.assertEqual([0, 0, 100, 100], max_cropping(200, 200, 100, 100))
self.assertEqual([0, 25, 100, 75], max_cropping(200, 100, 100, 100))
self.assertEqual([25, 0, 75, 100], max_cropping(100, 200, 100, 100))
def initial_cropping(self, sender, instance, *args, **kwargs):
"""
Override original `ImageRatioField.initial_cropping` as it fails on staging CI.
Due to non existing images `ImageRatioField.initial_cropping` was failed with `FileNotFoundError`.
In this method we caught `FileNotFoundError` and set `width` and `height` to 0 for non existing images.
"""
for ratiofieldname in getattr(instance, 'ratio_fields', []):
# cropping already set?
if getattr(instance, ratiofieldname):
continue
# get image
ratiofield = instance._meta.get_field(ratiofieldname)
image = getattr(instance, ratiofield.image_field)
if ratiofield.image_fk_field and image: # image is ForeignKey
# get the imagefield
image = getattr(image, ratiofield.image_fk_field)
if not image:
continue
# calculate initial cropping
try:
width, height = (image.width, image.height)
except AttributeError:
width, height = get_backend().get_size(image)
# Catch non existing images
except FileNotFoundError:
width, height = (0, 0)
try:
# handle corrupt or accidentally removed images
box = max_cropping(ratiofield.width,
ratiofield.height,
width,
height,
free_crop=ratiofield.free_crop)
box = ','.join(map(lambda i: str(i), box))
except IOError:
box = ''
setattr(instance, ratiofieldname, box)
def test_fk_initialcropping(self):
image = ImageFK(image=self.image)
image.save()
self.assertEqual(image.cropping,
','.join(map(lambda d: str(d),
max_cropping(120, 100, self.width, self.height))))
