def remove_thumbnail(sender, instance, **kwargs):
if instance.pk is None:
return
try:
thumbnail.delete(instance.cover_page, delete_file=False)
except thumbnail.helpers.ThumbnailError as err:
logger.debug('instance: %s error: %s' % (instance, err))
def delete(self, request, *args, **kwargs): self.object = self.get_object() user = request.user blog_posts = BlogPost.objects.published(for_user=user).select_related().filter(user=user) if blog_posts and blog_posts[0]: blog_post = blog_posts[0] blog_post.num_images = blog_post.num_images - self.object.images.all().count() blog_post.save() for image in self.object.images.all(): delete(image.image) content_type_id = ContentType.objects.get_for_model(image).pk deleteObject(request, content_type_id, image.pk) media_root = getattr(settings, 'MEDIA_ROOT', '/') album_dir = self.object.get_album_path() album_abs_dir = os.path.join(media_root, album_dir) os.rmdir(album_abs_dir) content_type_id = ContentType.objects.get_for_model(self.object).pk deleteObject(request, content_type_id, self.object.pk) return HttpResponseRedirect(self.get_success_url())
def delete_thumbnails(self, source):
from sorl.thumbnail import delete
from sorl.thumbnail.helpers import ThumbnailError
try:
delete(source)
except ThumbnailError:
pass
def termination(request):
form = TerminationForm()
if request.method == "POST":
form = TerminationForm(request.POST)
if form.is_valid():
person = Person.objects.get(username=request.user)
board = Board.objects.filter(user=request.user)
picture = Picture.objects.filter(board=board)
for p in picture:
delete(p.image)
p.delete()
for b in board:
b.delete()
friend = Friend.objects.friends(person)
for f in friend:
Friend.objects.remove_friend(person, f)
following = Follow.objects.following(request.user)
for f in following:
Follow.objects.remove_follower(person, f)
for f in following:
Follow.objects.remove_follower(person, f)
requests = Friend.objects.unread_requests(user=request.user)
for f in requests:
f.delete()
person.is_active = False
person.email = None
person.date_of_birth = None
person.image.delete()
person.save()
return HttpResponseRedirect(reverse('world:logout_request'))
return render(request, 'termination.html', {'form': form})
def _clear_thumbnails(self):
""" Actual code to clear the thumbnails. Private.
"""
delete(self.image, delete_file=False)
self.thumbs_created = False
self.save()
def delete_old_avatar(sender, instance, **kwargs):
if instance.avatar:
if not str(instance.avatar).startswith('avatars'):
user = instance.user
profile = user.get_profile()
if profile.avatar:
delete(profile.avatar)
def _delete_thumbnail(self, sender, instance=None, delete_file=True,
**kwargs):
image = getattr(instance, self.attname)
if hasattr(image, 'path'):
# Use sorl.thumbnail.delete to delete thumbnail
# Key Value Store references, cached files and optionally
# the source image file
thumbnail.delete(image.path, delete_file)
def delete_old_picture_property(file_prop, old_properties):
storage = get_storage()
old_value = old_properties.get(file_prop)
old_storage_file_path = old_value.split(';name=')[-1].split(
';')[0] if old_value else None
if old_storage_file_path:
storage.delete(old_storage_file_path)
delete(old_storage_file_path)
def handle(self, *args, **options):
photos = Photo.objects.filter(flip=True, rephoto_of__isnull=True)
# print photos.count()
for p in photos:
# print p.id
photo_path = settings.MEDIA_ROOT + "/" + str(p.image)
img = Image.open(photo_path)
flipped_image = img.transpose(Image.FLIP_LEFT_RIGHT)
flipped_image.save(photo_path)
delete(p.image, delete_file=False)
def delete(self):
# deleting the associated file
# trying sorl before file system
try:
from sorl.thumbnail import delete
delete(self.file.file)
except:
os.remove(self.file.path)
super(SFFile, self).delete()
def delete_photo(self, path=None, unset_path=True): from .settings import DEFAULT_PHOTO_URL if not path: path = self.get_photo_full_path() if self.photo and os.path.basename(path) != os.path.basename(DEFAULT_PHOTO_URL): os.remove(path) delete(self.photo, delete_file=True) if unset_path: self.photo = None self.save()
def test_edit_post_with_image(self):
self.client.force_login(self.user)
new_post = Post.objects.create(text=str(uuid1()), author=self.user)
with self.create_temp_text_file() as text_file:
response = self.client.post(
f'/{self.user.username}/{new_post.id}/edit/', {'text': str(uuid1()), 'image': text_file})
self.check_image_error(
response, 'При редактировании сообщения не работает проверка формата изображения.')
text_file.close()
delete(text_file)
def remove_files(sender, instance, **kwargs):
for field in instance._meta.fields:
if not isinstance(field, models.FileField):
continue
file = getattr(instance, field.name)
if file and os.path.exists(file.path):
try:
delete(file)
except OSError:
pass
def delete(self):
# deleting the associated file
# trying sorl before file system
try:
from sorl.thumbnail import delete
delete(self.file.file)
except:
os.remove(self.file.path)
super(SFFile, self).delete()
def auto_delete_file_on_delete(sender, instance, **kwargs):
"""
Deletes file from filesystem
when corresponding `MediaFile` object is deleted.
"""
fp = instance.image_file.path
fd = os.path.dirname(fp)
if instance.image_file:
delete(instance.image_file) #removes from cache - sorl thumbnail
if len(os.listdir(fd)) == 0:
os.rmdir(fd)
def delete_image_files(sender, instance, **kwargs):
"""
Deletes the original image, created thumbnails, and any entries
in sorl's key-value store.
"""
image_fields = (models.ImageField, thumbnail.ImageField)
for field in instance._meta.fields:
if isinstance(field, image_fields):
# Make Django return ImageFieldFile instead of ImageField
fieldfile = getattr(instance, field.name)
thumbnail.delete(fieldfile)
def _delete_thumbnail(self,
sender,
instance=None,
delete_file=True,
**kwargs):
image = getattr(instance, self.attname)
if hasattr(image, 'path'):
# Use sorl.thumbnail.delete to delete thumbnail
# Key Value Store references, cached files and optionally
# the source image file
thumbnail.delete(image.path, delete_file)
def auto_delete_file_on_delete(sender: UserProductImage, instance: UserProductImage, **kwargs):
"""
Deletes file from filesystem
when corresponding `MediaFile` object is deleted.
"""
fp = instance.file.path
fd = os.path.dirname(fp)
if instance.file:
thumbnail.delete(instance.file) # removes from cache - sorl thumbnail
if os.path.exists(fd) and len(os.listdir(fd)) == 0:
shutil.rmtree(conf.settings.MEDIA_ROOT + 'uploads/users/' + instance.user_profile.display_name, ignore_errors=True)
def edit_profile(request):
inst = User_info.objects.get(user_id=request.user)
form = EditProfileForm(instance=inst)
img_form = UserImageForm()
if request.method == 'POST':
"""if 'details' in request.POST:
form = EditProfileForm(request.POST, instance=inst)
if form.is_valid():
edit_profile_obj = form.save(commit=False)
about_tags = form.cleaned_data['about_tags']
edit_profile_obj.about_tags.clear()
for tag in about_tags:
edit_profile_obj.about_tags.add(tag.lower())
edit_profile_obj.save()
if 'location' in request.POST and request.POST.get('location'):
inst.location_id = request.POST.get('location')
inst.save()
#edit_profile_obj.about_tags.add(*about_tags)
#return HttpResponseRedirect("/accounts/add_interest/")"""
if 'location' in request.POST and request.POST.get('location'):
inst.location_id = request.POST.get('location')
inst.save()
elif 'image' in request.POST:
img_form = UserImageForm(request.POST, request.FILES)
if img_form.is_valid():
if 'avatar' in request.FILES:
ext = request.FILES['avatar'].content_type.split('/')[1]
request.FILES['avatar'].name = str(
request.user) + '.' + str(ext)
obj = User_info.objects.get(user_id=request.user)
if obj.avatar == 'user_images/root.jpeg':
delete(obj.avatar, delete_file=False)
else:
delete(obj.avatar)
obj.avatar = request.FILES['avatar']
obj.save()
else:
img_form = UserImageForm()
return HttpResponseRedirect("/profile/")
else:
form = EditProfileForm(instance=inst)
img_form = UserImageForm()
return render(request, "edit_profile.html", {
'form': form,
'img_form': img_form,
'user_obj': inst
})
def save(self, *args, **kwargs):
if not self.id:
# Have to save the image (and imagefield) first
super(BaseImage, self).save(*args, **kwargs)
# obj is being created for the first time - resize
quality = getattr(settings, 'IMAGESTORE_IMAGE_QUALITY', 95)
resized = get_thumbnail(self.image, "1000x1000", quality=quality)
# Delete the original image and reassign the resized image to the image field
self.image.delete()
self.image.save(resized.name, ContentFile(resized.read()), True)
delete(resized)
super(BaseImage, self).save(*args, **kwargs)
def save(self, *args, **kwargs): # On edit # Delete old thumbnails # Is the old photo the same as the new? delete(self.photo, delete_file=False) # Create new for e in self.ThumbnailModeEnum: self.getPhoto(e.getName()) super().save(*args, **kwargs)
def clean_thumbnails(self):
Thumbnail.objects.filter(media=self).delete()
try:
delete(self.original_file.file, delete_file=False)
except (IOError, ValueError):
pass
try:
if self.custom_file:
delete(self.custom_file.file, delete_file=False)
except (IOError, ValueError):
pass
def update(self, instance, validated_data):
if instance.image != validated_data.get('image', instance.image):
# 기존 image과 현재 image이 다르면 파일경로에서 기존 image 삭제
os.remove(os.path.join(settings.MEDIA_ROOT, instance.image.path))
# cached db에 있는 thumbnail도 제거
delete(instance.image)
instance.word = validated_data.get('word', instance.word)
instance.mean = validated_data.get('mean', instance.mean)
instance.example = validated_data.get('example', instance.example)
instance.save()
return instance
def delete_images(sender, **kwargs):
u"""Удаление изображений при удалении объявления."""
instance = kwargs['instance']
all_images = [instance.image_1, instance.image_2,instance.image_3,
instance.image_4]
for image in all_images:
if image:
try:
thumbnail.delete(image)
except IOError as e:
logger.error(u'Не удалось удалить изображение: {0}'.format(e))
def crop(self, x=None, y=None, x2=None, y2=None):
if not all((x, y, x2, y2)):
raise ValueError('All points are required')
file_name = self.raw_image.name
im = Image.open(self.raw_image.file)
cropped = im.copy()
cropped = cropped.crop((x, y, x2, y2))
new_file = StringIO()
cropped.save(new_file, 'jpeg')
file_content = ContentFile(new_file.getvalue())
self.image.save(file_name, file_content)
delete(self.image, delete_file=False)
def crop(self, x=None, y=None, x2=None, y2=None):
if not all((x, y, x2, y2)):
raise ValueError('All points are required')
file_name = self.raw_image.name
im = Image.open(self.raw_image.file)
cropped = im.copy()
cropped = cropped.crop((x, y, x2, y2))
new_file = BytesIO()
cropped.save(new_file, 'jpeg')
file_content = ContentFile(new_file.getvalue())
self.image.save(file_name, file_content)
delete(self.image, delete_file=False)
def save(self, *args, **kwargs):
"""
Override default save operation.
Username will be swapped with email.
"""
self.username = self.email
if self.previous_avatar and self.avatar != self.previous_avatar:
delete(self.previous_avatar)
self.previous_avatar = None
super(User, self).save(*args, **kwargs)
def delete_image_files(sender, instance, **kwargs):
"""
Deletes the original image, created thumbnails, and any entries
in sorl's key-value store.
"""
image_fields = (models.ImageField, thumbnail.ImageField)
for field in instance._meta.fields:
if isinstance(field, image_fields):
# Make Django return ImageFieldFile instead of ImageField
fieldfile = getattr(instance, field.name)
try:
thumbnail.delete(fieldfile)
except ThumbnailError:
pass
def delete(self, request, *args, **kwargs): self.object = self.get_object() if self.object.image: delete(self.object.image) content_type_id = ContentType.objects.get_for_model(self.object).pk deleteObject(request, content_type_id, self.object.pk) user = request.user blog_posts = BlogPost.objects.published(for_user=user).select_related().filter(user=user) if blog_posts and blog_posts[0]: blog_post = blog_posts[0] blog_post.num_images = blog_post.num_images - 1 blog_post.save() return HttpResponseRedirect(self.get_success_url())
def delete(request, pk):
if Image.objects.filter(pk=pk).exists():
img = Image.objects.get(pk=pk)
from sorl.thumbnail import delete
deleteHist = requests.get('http://histogram:8080/deleteHistogram/' +
str(img.pk))
if deleteHist.status_code == 200:
delete(img.image)
img.delete()
else:
messages.add_message(
request, messages.WARNING,
'Ошибка удаления в Lucene. Изображение не удалено')
return redirect('search:all')
return HttpResponse(status=204)
def _delete_thumbnail(self,
sender,
instance=None,
delete_file=True,
**kwargs):
image = getattr(instance, self.attname)
if hasattr(image, 'path'):
# Use sorl.thumbnail.delete to delete thumbnail
# Key Value Store references, cached files and optionally
# the source image file
if image.path.startswith(settings.MEDIA_ROOT):
thumbnail.delete(image.path[len(settings.MEDIA_ROOT):],
delete_file)
else:
thumbnail.delete(image.path, delete_file)
def cat_photo(request, photo_id=None, thumb_size=600, slug=None):
p = get_object_or_404(CatPhoto, id=photo_id)
thumb_str = str(thumb_size) + 'x' + str(thumb_size)
im = get_thumbnail(p.image, thumb_str, upscale=False)
try:
content = im.read()
except IOError:
delete(im)
im = get_thumbnail(p.image, thumb_str, upscale=False)
content = im.read()
response = HttpResponse(content, content_type='image/jpg')
response['Content-Length'] = len(content)
return response
def cat_album_thumb(request, album_id, thumb_size=250):
a = CatAlbum.objects.filter(pk=album_id).first()
random_image = a.photos.order_by('?').first()
thumb_str = str(thumb_size) + 'x' + str(thumb_size)
im = get_thumbnail(random_image.image, thumb_str, upscale=False)
try:
content = im.read()
except IOError:
delete(im)
im = get_thumbnail(random_image.image, thumb_str, upscale=False)
content = im.read()
response = HttpResponse(content, content_type='image/jpg')
response['Content-Length'] = len(content)
return response
def auto_delete_image_file_on_delete(sender: ArtisanForumProfile, instance: ArtisanForumProfile, **kwargs):
"""
Deletes file from filesystem
when corresponding `MediaFile` object is deleted. Typed to SafeImageField as a test (should be ImageField)
"""
if instance.image_file:
fp = instance.image_file.path
fd = os.path.dirname(fp)
if instance.image_file:
if os.path.isfile(fp):
try:
thumbnail.delete(instance.image_file)
if len(os.listdir(fd)) == 0:
shutil.rmtree(conf.settings.MEDIA_ROOT + '/' + instance.user_profile.display_name, ignore_errors=True)
except exceptions.ObjectDoesNotExist as e:
logger.error("Error deleting image file : {0}".format(e))
def auto_delete_file_on_change(sender, instance, **kwargs):
"""
Deletes old file from filesystem
when corresponding `MediaFile` object is updated
with new file.
"""
if not instance.pk:
return False
try:
old_file = sender.objects.get(pk=instance.pk).photo
except sender.DoesNotExist:
return False
new_file = instance.photo
if not old_file == new_file:
delete(old_file.path)
def post_save_task(instance):
# logger.info(instance.get_cropping_method_display())
if instance.cropping_method == instance.CROP_PENDING:
logger.info('autocrop')
left, top, diameter, method = autocrop(instance)
instance.cropping_method = method
instance.cropping = (left, top, diameter)
assert instance.cropping_method != instance.CROP_PENDING
instance.save(update_fields=(
'from_top', 'from_left', 'cropping_method', 'crop_diameter'))
else:
logger.info('rebuild thumbs')
# delete thumbnail
thumbnail.delete(instance.source_file, delete_file=False)
# rebuild thumbnail
instance.thumb()
def test_new_post_with_image(self):
self.client.force_login(self.user)
with self.create_temp_text_file() as text_file:
response = self.client.post(
'/new/', {'text': 'test', 'image': text_file})
self.check_image_error(
response, 'При отправке нового сообщения не работает проверка формата изображения.')
text_file.close()
delete(text_file)
with self.create_temp_image_file() as image_file:
new_post = Post.objects.create(
text=str(uuid1()), author=self.user, image=image_file.name)
self.post_check(new_post)
image_file.close()
delete(image_file)
def form_valid(self, form):
ensure_branding_directory_exists()
dest_name = get_branding_disk_file(self.get_destination_filename())
if os.path.exists(dest_name):
delete(
os.path.join('kanisa', 'branding',
self.get_destination_filename()))
with open(dest_name, 'wb') as destination:
for chunk in form.files['image'].chunks():
destination.write(chunk)
messages.success(self.request, ('Image updated - changes may take '
'a few minutes to take effect.'))
return super(BrandingManagementUpdateView, self).form_valid(form)
def rotate(self, rotate_angle):
"""
Make sure we rotate both images.
"""
if not self.raw_image:
self.raw_image = self.image
self.raw_image.save()
for image_field in (
# self.raw_image,
self.image, ):
file_name = image_field.name
im = Image.open(image_field.file)
rotated = im.copy()
rotated = rotated.rotate(rotate_angle)
new_file = BytesIO()
rotated.save(new_file, 'jpeg')
file_content = ContentFile(new_file.getvalue())
image_field.save(file_name, file_content)
delete(self.image, delete_file=False)
def auto_delete_file_on_change(sender: UserProductImage, instance:UserProductImage, **kwargs):
"""
Deletes old file from filesystem
when corresponding `MediaFile` object is updated
with new file.
"""
if not instance.pk:
return False
try:
old_image_field = UserProductImage.objects.get(pk=instance.pk)
except UserProductImage.DoesNotExist as e:
logger.info("New UserProductImage being installed?: {0}".format(e))
return False
new_file = instance.file
if not old_image_field.file == new_file:
if os.path.isfile(old_image_field.file.path):
thumbnail.delete(old_image_field) # clear thumbs from cache
os.remove(old_image_field.file.path)
def auto_delete_file_on_change(sender, instance, **kwargs):
"""
Deletes old file from filesystem
when corresponding `MediaFile` object is updated
with new file.
"""
if not instance.pk:
return False
try:
old_image_field = UserProductImage.objects.get(pk=instance.pk)
except UserProductImage.DoesNotExist:
return False
new_file = instance.image_file
if not old_image_field.file == new_file:
if os.path.isfile(old_image_field.file.path):
delete(old_image_field) # clear thumbs from cache
os.remove(old_image_field.file.path)
def form_valid(self, form):
ensure_branding_directory_exists()
dest_name = get_branding_disk_file(self.get_destination_filename())
if os.path.exists(dest_name):
delete(os.path.join('kanisa',
'branding',
self.get_destination_filename()))
with open(dest_name, 'wb') as destination:
for chunk in form.files['image'].chunks():
destination.write(chunk)
messages.success(self.request, ('Image updated - changes may take '
'a few minutes to take effect.'))
return super(BrandingManagementUpdateView,
self).form_valid(form)
def remove_old_files(sender, instance, **kwargs):
if not instance.id:
return
try:
old_instance = instance.__class__.objects.get(id=instance.id)
except instance.DoesNotExist:
return
for field in instance._meta.fields:
if not isinstance(field, models.FileField):
continue
old_file = getattr(old_instance, field.name)
new_file = getattr(instance, field.name)
if old_file and old_file != new_file and os.path.exists(old_file.path):
try:
delete(old_file)
except OSError:
pass
def test_delete(self):
im1 = Item.objects.get(image='100x100.jpg').image
im2 = Item.objects.get(image='500x500.jpg').image
default.kvstore.get_or_set(ImageFile(im1))
# exists in kvstore and in storage
self.assertTrue(bool(default.kvstore.get(ImageFile(im1))))
self.assertTrue(ImageFile(im1).exists())
# delete
delete(im1)
self.assertFalse(bool(default.kvstore.get(ImageFile(im1))))
self.assertFalse(ImageFile(im1).exists())
default.kvstore.get_or_set(ImageFile(im2))
# exists in kvstore and in storage
self.assertTrue(bool(default.kvstore.get(ImageFile(im2))))
self.assertTrue(ImageFile(im2).exists())
# delete
delete(im2, delete_file=False)
self.assertFalse(bool(default.kvstore.get(ImageFile(im2))))
self.assertTrue(ImageFile(im2).exists())
def upload_photo(request, eb_id=None, id=None):
if id:
attendee = get_object_or_404(Attendee, id=id)
elif eb_id:
attendee = get_object_or_404(Attendee, eb_id=eb_id)
else:
raise Exception("missing parameter")
photo = request.FILES['photo']
if not photo:
return HttpResponseBadRequest("missing photo")
if attendee.photo:
thumbnail.delete(attendee.photo.name, delete_file=False)
attendee.photo.save(photo.name, photo)
photo_url = attendee.photo.url
return HttpResponse(json.dumps({
'eb_id': attendee.eb_id,
'id': attendee.id,
'first_name': attendee.first_name,
'last_name': attendee.last_name,
'photo': photo_url}), mimetype='application/json')
def test_delete(self):
im1 = Item.objects.get(image='100x100.jpg').image
im2 = Item.objects.get(image='500x500.jpg').image
default.kvstore.get_or_set(ImageFile(im1))
# exists in kvstore and in storage
self.assertTrue(bool(default.kvstore.get(ImageFile(im1))))
self.assertTrue(ImageFile(im1).exists())
# delete
delete(im1)
self.assertFalse(bool(default.kvstore.get(ImageFile(im1))))
self.assertFalse(ImageFile(im1).exists())
default.kvstore.get_or_set(ImageFile(im2))
# exists in kvstore and in storage
self.assertTrue(bool(default.kvstore.get(ImageFile(im2))))
self.assertTrue(ImageFile(im2).exists())
# delete
delete(im2, delete_file=False)
self.assertFalse(bool(default.kvstore.get(ImageFile(im2))))
self.assertTrue(ImageFile(im2).exists())
def rotate(self, rotate_angle):
"""
Make sure we rotate both images.
"""
if not self.raw_image:
self.raw_image = self.image
self.raw_image.save()
for image_field in (
# self.raw_image,
self.image,
):
file_name = image_field.name
im = Image.open(image_field.file)
rotated = im.copy()
rotated = rotated.rotate(rotate_angle)
new_file = StringIO()
rotated.save(new_file, 'jpeg')
file_content = ContentFile(new_file.getvalue())
image_field.save(file_name, file_content)
delete(self.image, delete_file=False)
def validate_resizable(image):
"""Check if image can't be resized with solr-thumbnail.
Some resizing backend fail to resize specific images so check is needed
"""
try:
# if file is just uploaded then it's not saved. Save it to temp location
data = image.file
path = default_storage.save('tmp/' + uuid1().hex,
ContentFile(data.read()))
temp_file = default_storage.open(path)
get_thumbnail(temp_file, "100x100")
temp_file.close()
delete(temp_file)
except Exception, msg:
if settings.DEBUG:
traceback.print_exc()
raise ValidationError(u"Image is corrupted: %s" % msg)
else:
raise ValidationError(
u"Image is corrupted and can't be resized by server.")
def validate_resizable(image):
"""Check if image can't be resized with solr-thumbnail.
Some resizing backend fail to resize specific images so check is needed
"""
try:
# if file is just uploaded then it's not saved. Save it to temp location
data = image.file
path = default_storage.save(
'tmp/' + uuid1().hex, ContentFile(data.read()))
temp_file = default_storage.open(path)
get_thumbnail(temp_file, "100x100")
temp_file.close()
delete(temp_file)
except Exception, msg:
if settings.DEBUG:
traceback.print_exc()
raise ValidationError(u"Image is corrupted: %s" % msg)
else:
raise ValidationError(
u"Image is corrupted and can't be resized by server.")
def auto_delete_file_on_change(sender, instance, **kwargs):
"""
Deletes old file from filesystem
when corresponding `MediaFile` object is updated
with new file.
"""
if not instance.pk:
return False
try:
old_avatar = Avatar.objects.get(pk=instance.pk)
except Avatar.DoesNotExist:
return False
if 'default_avatars' not in old_avatar.image_file.path:
new_file = instance.image_file
if not old_avatar.image_file == new_file:
if os.path.isfile(old_avatar.image_file.path):
try:
delete(old_avatar.image_file)
except ObjectDoesNotExist as i:
pass
def handle(self, *args, **options):
medias = Media.objects.filter(properties__width=None)
for media in medias:
req = requests.get(url=media.source_url,
headers={'User-Agent': 'Mozilla/5.0'},
allow_redirects=True)
name = urlparse(media.source_url).path.split('/')[-1]
if media.properties is None:
media.properties = {}
if req.status_code == 200:
disposition = req.headers.get("Content-Disposition")
if disposition:
test = disposition.split("=")
if len(test) > 1:
name = test[1].replace("\"", "")
temp = NamedTemporaryFile(delete=True)
temp.write(req.content)
temp.flush()
delete(media.path)
media.path.save(name, File(temp))
media.save()
MediaSerializer.get_sizes(media, media)
else:
posts = Post.objects.filter(medias=media)
for post in posts:
activities = Activity.objects.filter(
action_object_content_type_id=29,
action_object_object_id=str(post.id))
for activity in activities:
media.properties["status"] = "DELETED"
activity.db_status = -1
activity.save()
print(activity.id)
media.properties["width"] = media.path.width
media.properties["height"] = media.path.width
media.properties["size"] = media.path.size
media.save()
print(media.id)
def auto_delete_avatar_on_delete(sender, instance, **kwargs):
"""
Deletes Avatar from filesystem
when corresponding `ForumProfile` object is deleted.
"""
fp = instance.avatar.image_file.path
fd = os.path.dirname(fp)
if instance.avatar.image_file and 'default_avatars' not in instance.avatar.image_file.path:
if os.path.isfile(fp):
try:
delete(instance.avatar.image_file)
instance.avatar.delete()
if len(os.listdir(fd)) == 0:
os.rmdir(fd)
fdu1 = settings.MEDIA_ROOT + \
'uploads/users/' + \
instance.display_name
if os.path.isdir(fdu1):
if len(os.listdir(fdu1)) == 0:
os.rmdir(fdu1)
except ObjectDoesNotExist as i:
# TODO: log file missing
pass
def delete_pdf_and_cover_page(sender, instance, **kwargs):
try:
thumbnail.delete(instance.cover_page, delete_file=True)
except thumbnail.images.ThumbnailError:
pass
instance.pdf.delete(False)
def delete(self, using=None):
delete(self.image)
super(WallImage, self).delete(using)
def delete(self, *args, **kwargs):
delete(self.file)
self.file.delete(False)
super(Picture, self).delete(*args, **kwargs)
def add_watermark(main_folder, image_file, path_watermark, all_size={'x':0,'x2':100,'y':0,'y2':100},opacity=0.5):
if all_size['x']=="" or all_size['x2']=="" or all_size['y']=="" \
or all_size['y2']=="" or all_size['w_view']=="" or all_size['h_view']=="":
return False
path_to_folder = MEDIA_ROOT + main_folder
result_file = WATERMARK_PREFIX + image_file
path_watermark = MEDIA_ROOT + path_watermark
if os.path.isfile(path_to_folder+image_file):
shutil.copyfile(path_to_folder+image_file, path_to_folder+result_file)
if os.path.isfile(path_to_folder+result_file):
os.chmod(path_to_folder+result_file, 0755)
result_file_path = path_to_folder+result_file
# Открываем текущее изобразение изображение
image = Image.open(result_file_path, 'r')
w_orig = image.size[0]
h_orig = image.size[1]
w_koef = float(w_orig)/int(all_size['w_view'])
h_koef = float(h_orig)/int(all_size['h_view'])
x = int(int(all_size['x'])*w_koef)
x2 = int(int(all_size['x2'])*w_koef)
y = int(int(all_size['y'])*h_koef)
y2 = int(int(all_size['y2'])*h_koef)
w_watermark = x2 - x
h_watermark = y2 - y
if w_watermark!=0 and h_watermark!=0:
watermark_size = str(w_watermark)+'x'+str(h_watermark)
path_watermark = MEDIA_ROOT.replace('/media/','')+get_thumbnail(path_watermark, watermark_size,
crop='center', quality=99).url
# Открываем водяной знак
if os.path.isfile(path_watermark):
watermark = Image.open(path_watermark, 'r')
assert opacity >= 0 and opacity <= 1
if opacity < 1:
if watermark.mode != 'RGBA':
watermark = watermark.convert('RGBA')
else:
watermark = watermark.copy()
alpha = watermark.split()[3]
alpha = ImageEnhance.Brightness(alpha).enhance(opacity)
watermark.putalpha(alpha)
layer = Image.new('RGBA', image.size, (0,0,0,0))
layer.paste(watermark, (x, y))
Image.composite(layer, image, layer).save(result_file_path)
Image.composite(layer, image, layer).save(result_file_path)
# Delete the Key Value Store reference but **not** the file.
# Use this if you have changed the source
delete(main_folder + result_file, delete_file=False)
return result_file
return False
def delete_pdf_and_cover_page(sender, instance, **kwargs):
thumbnail.delete(instance.cover_page, delete_file=True)
instance.pdf.delete(False)
def get(self, request,id, *args, **kwargs):
gal = PGallery_Items.objects.get(pk=id)
delete(gal.image)
gal.delete()
messages.success(request,_("Parallax Slide Deleted"))
return redirect('/admin/parallax')
def delete_image_files(sender, instance, **kwargs):
# delete thumbnails
delete(instance.image)
def sorl_delete(**kwargs):
from sorl.thumbnail import delete
delete(kwargs['file'])