def crop(request, upload=False):
if upload and (not request.user.avatar_temp or not 'upload' in settings.avatars_types):
return error404(request)
if not upload and request.user.avatar_type != 'upload':
messages.error(request, _("Crop Avatar option is avaiable only when you use uploaded image as your avatar."), 'usercp_avatar')
return redirect(reverse('usercp_avatar'))
message = request.messages.get_message('usercp_avatar')
if request.method == 'POST':
if request.csrf.request_secure(request):
try:
image_path = settings.MEDIA_ROOT + 'avatars/'
if upload:
source = Image.open(image_path + request.user.avatar_temp)
else:
source = Image.open(image_path + request.user.avatar_original)
width, height = source.size
aspect = float(width) / float(request.POST['crop_b'])
crop_x = int(aspect * float(request.POST['crop_x']))
crop_y = int(aspect * float(request.POST['crop_y']))
crop_w = int(aspect * float(request.POST['crop_w']))
crop = source.crop((crop_x, crop_y, crop_x + crop_w, crop_y + crop_w))
if upload:
image_name, image_extension = path(request.user.avatar_temp).splitext()
else:
image_name, image_extension = path(request.user.avatar_original).splitext()
image_name = '%s_%s%s' % (request.user.pk, random_string(8), image_extension)
resizeimage(crop, settings.AVATAR_SIZES[0], image_path + image_name, info=source.info, format=source.format)
for size in settings.AVATAR_SIZES[1:]:
resizeimage(crop, size, image_path + str(size) + '_' + image_name, info=source.info, format=source.format)
request.user.delete_avatar_image()
if upload:
request.user.delete_avatar_original()
request.user.avatar_type = 'upload'
request.user.avatar_original = '%s_org_%s%s' % (request.user.pk, random_string(8), image_extension)
source.save(image_path + request.user.avatar_original)
request.user.delete_avatar_temp()
request.user.avatar_image = image_name
request.user.avatar_crop = [str(float(request.POST[x])) for x in ('crop_x', 'crop_y', 'crop_w')]
request.user.save(force_update=True)
messages.success(request, _("Your avatar has been cropped."), 'usercp_avatar')
return redirect(reverse('usercp_avatar'))
except Exception:
message = Message(_("Form contains errors."), messages.ERROR)
else:
message = Message(_("Request authorisation is invalid."), messages.ERROR)
return render_to_response('usercp/avatar_crop.html',
context_instance=RequestContext(request, {
'message': message,
'after_upload': upload,
'avatar_size': settings.AVATAR_SIZES[0],
'avatar_crop': request.user.avatar_crop if not upload else None,
'source': 'avatars/%s' % (request.user.avatar_temp if upload else request.user.avatar_original),
'tab': 'avatar'}));
def upload(request):
if not 'upload' in request.settings.avatars_types:
return error404(request)
message = request.messages.get_message('usercp_avatar')
if request.method == 'POST':
form = UploadAvatarForm(request.POST, request.FILES, request=request)
if form.is_valid():
request.user.delete_avatar_temp()
image = form.cleaned_data['avatar_upload']
image_name, image_extension = path(smart_str(image.name.lower())).splitext()
image_name = '%s_tmp_%s%s' % (request.user.pk, random_string(8), image_extension)
image_path = settings.MEDIA_ROOT + 'avatars/' + image_name
request.user.avatar_temp = image_name
with open(image_path, 'wb+') as destination:
for chunk in image.chunks():
destination.write(chunk)
request.user.save()
try:
if is_zipfile(image_path):
# Composite file upload
raise ValidationError()
image = Image.open(image_path)
if not image.format in ['GIF', 'PNG', 'JPEG']:
raise ValidationError()
image.seek(0)
image.save(image_path)
if request.POST.get('js_check'):
return redirect(reverse('usercp_avatar_upload_crop'))
# Redirect to crop page didnt happen, handle avatar with old school hollywood way
image_path = settings.MEDIA_ROOT + 'avatars/'
source = Image.open(image_path + request.user.avatar_temp)
image_name, image_extension = path(request.user.avatar_temp).splitext()
image_name = '%s_%s%s' % (request.user.pk, random_string(8), image_extension)
resizeimage(source, settings.AVATAR_SIZES[0], image_path + image_name, info=source.info, format=source.format)
for size in settings.AVATAR_SIZES[1:]:
resizeimage(source, size, image_path + str(size) + '_' + image_name, info=source.info, format=source.format)
# Update user model one more time
request.user.delete_avatar_image()
request.user.delete_avatar_original()
request.user.avatar_type = 'upload'
request.user.avatar_original = '%s_org_%s%s' % (request.user.pk, random_string(8), image_extension)
source.save(image_path + request.user.avatar_original)
request.user.delete_avatar_temp()
request.user.avatar_image = image_name
request.user.save(force_update=True)
# Set message and adios!
request.messages.set_flash(Message(_("Your avatar has changed.")), 'success', 'usercp_avatar')
return redirect(reverse('usercp_avatar'))
except ValidationError:
request.user.delete_avatar()
request.user.default_avatar(request.settings)
message = Message(_("Only gif, jpeg and png files are allowed for member avatars."), 'error')
else:
message = Message(form.non_field_errors()[0], 'error')
else:
form = UploadAvatarForm(request=request)
return request.theme.render_to_response('usercp/avatar_upload.html',
context_instance=RequestContext(request, {
'message': message,
'form': FormLayout(form),
'tab': 'avatar',
}));
def scale_image(self, image_src, image_dir=None):
image_name = path.basename(path(image_src))
if not image_dir:
image_dir = path.dirname(path(image_src)) + '/%s_'
for size in settings.AVATAR_SIZES[1:]:
resizeimage(image_src, size, image_dir % size + image_name)
def scale_image(self, image_src, image_dir=None):
image_name = path.basename(path(image_src))
if not image_dir:
image_dir = path.dirname(path(image_src)) + '/%s_'
for size in settings.AVATAR_SIZES[1:]:
resizeimage(image_src, size, image_dir % size + image_name)
