def get_from_file(self, file_path, upload_to=None, preview_w=None, preview_h=None):
from cropduster.models import Image
from cropduster.views.forms import clean_upload_data
image_file = VirtualFieldFile(file_path)
md5 = hashlib.md5()
image_contents = image_file.read()
md5.update(image_contents)
basepath, basename = os.path.split(file_path)
basefile, extension = os.path.splitext(basename)
if basefile == 'original':
basepath, basename = os.path.split(basepath)
basename += extension
standalone, created = self.get_or_create(md5=md5.hexdigest().lower())
if created or not standalone.image:
file_data = clean_upload_data({
'image': SimpleUploadedFile(basename, image_contents),
'upload_to': upload_to,
})
file_path = get_relative_media_url(file_data['image'].name)
standalone.image = file_path
standalone.save()
else:
file_path = get_relative_media_url(standalone.image.name)
cropduster_image, created = Image.objects.get_or_create(
content_type=ContentType.objects.get_for_model(StandaloneImage),
object_id=standalone.pk)
standalone.image.related_object = cropduster_image
cropduster_image.image = file_path
cropduster_image.save()
cropduster_image.save_preview(preview_w, preview_h)
return standalone
def download_image_url(self, url):
from cropduster.models import StandaloneImage
from cropduster.views.forms import clean_upload_data
image_contents = urlopen(url).read()
md5_hash = hashlib.md5()
md5_hash.update(image_contents)
try:
standalone_image = StandaloneImage.objects.get(md5=md5_hash.hexdigest())
except StandaloneImage.DoesNotExist:
pass
else:
return get_relative_media_url(standalone_image.image.name)
parse_result = urlparse.urlparse(url)
fake_upload = SimpleUploadedFile(os.path.basename(parse_result.path), image_contents)
file_data = clean_upload_data({
'image': fake_upload,
'upload_to': self.upload_to,
})
return get_relative_media_url(file_data['image'].name)
def download_image_url(self, url):
from cropduster.models import StandaloneImage
from cropduster.views.forms import clean_upload_data
image_contents = urlopen(url).read()
md5_hash = hashlib.md5()
md5_hash.update(image_contents)
try:
standalone_image = StandaloneImage.objects.get(
md5=md5_hash.hexdigest())
except StandaloneImage.DoesNotExist:
pass
else:
return get_relative_media_url(standalone_image.image.name)
parse_result = urlparse.urlparse(url)
fake_upload = SimpleUploadedFile(os.path.basename(parse_result.path),
image_contents)
file_data = clean_upload_data({
'image': fake_upload,
'upload_to': self.upload_to,
})
return get_relative_media_url(file_data['image'].name)