mirror of
https://github.com/pinry/pinry.git
synced 2025-11-14 00:55:43 +01:00
43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
|
import os
|
||
|
|
import urllib2
|
||
|
|
from cStringIO import StringIO
|
||
|
|
|
||
|
|
from django.conf import settings
|
||
|
|
from django.core.files.uploadedfile import InMemoryUploadedFile
|
||
|
|
from django.db import models
|
||
|
|
|
||
|
|
from . import utils
|
||
|
|
|
||
|
|
|
||
|
|
class OriginalImageManager(models.Manager):
|
||
|
|
def create_for_url(self, url):
|
||
|
|
buf = StringIO()
|
||
|
|
buf.write(urllib2.urlopen(url).read())
|
||
|
|
fname = url.split('/')[-1]
|
||
|
|
temporary_file = InMemoryUploadedFile(buf, "image", fname,
|
||
|
|
content_type=None, size=buf.tell(), charset=None)
|
||
|
|
temporary_file.name = fname
|
||
|
|
return self.create(image=temporary_file)
|
||
|
|
|
||
|
|
|
||
|
|
class BaseImageManager(models.Manager):
|
||
|
|
image_size = None
|
||
|
|
|
||
|
|
def get_or_create_for(self, original):
|
||
|
|
buf = StringIO()
|
||
|
|
img = utils.scale_and_crop(original.image, settings.IMAGE_SIZES[self.image_size])
|
||
|
|
img.save(buf, img.format, **img.info)
|
||
|
|
original_dir, original_file = os.path.split(original.image.name)
|
||
|
|
file_obj = InMemoryUploadedFile(buf, "image", original_file, None, buf.tell(), None)
|
||
|
|
image = self.create(original=original, image=file_obj)
|
||
|
|
|
||
|
|
return image
|
||
|
|
|
||
|
|
|
||
|
|
class StandardImageManager(BaseImageManager):
|
||
|
|
image_size = 'standard'
|
||
|
|
|
||
|
|
|
||
|
|
class ThumbnailManager(BaseImageManager):
|
||
|
|
image_size = 'thumbnail'
|