gistfile1.txt

from PIL import Image
from django.conf import settings
import S3, mimetypes

THUMBNAIL_SIZE = 70, 70
MEDIUM_SIZE = 150, 150

profile_image_path = settings.MEDIA_ROOT + '/images/roles/'
AWS_ACCESS_KEY_ID = 'YOUR_AWS_KEY'
AWS_SECRET_ACCESS_KEY = 'YOUR_AWS_SECRET'
BUCKET_NAME = settings.AMAZON_MEDIA_BUCKET
conn = S3.AWSAuthConnection(AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY)

def handle_uploaded_picture(user_id, picture_file):
    imo = Image.open(picture_file)
    ## First make the image a square. Crop it.
    width, height = imo.size

    if width > height:
       delta = width - height
       left = int(delta/2)
       upper = 0
       right = height + left
       lower = height
    else:
       delta = height - width
       left = int(delta)/2
       upper = 0
       right = width
       lower = width + upper

    im = imo.crop((left, upper, right, lower))
    
    create_medium_size(im, user_id)
    create_thumbnail_size(im, user_id)

def create_thumbnail_size(image_object, user_id):
    image_object.thumbnail(THUMBNAIL_SIZE, Image.ANTIALIAS)
    image_object.save(profile_image_path + str(user_id) + "_70.jpg", "JPEG")
    filedata = open(profile_image_path + str(user_id) + "_70.jpg", 'rb').read()
    conn.put(BUCKET_NAME, 'images/provider/' + str(user_id)+'_70.jpg', S3.S3Object(filedata), {'x-amz-acl': 'public-read', 'Content-Type': 'image/jpeg'})

def create_medium_size(image_object, user_id):
    image_object.thumbnail(MEDIUM_SIZE, Image.ANTIALIAS)
    image_object.save(profile_image_path + str(user_id) + "_150.jpg", "JPEG")
    filedata = open(profile_image_path + str(user_id) + "_150.jpg", 'rb').read()
    conn.put(BUCKET_NAME, 'images/provider/' + str(user_id)+'_150.jpg', S3.S3Object(filedata), {'x-amz-acl': 'public-read', 'Content-Type': 'image/jpeg'})


def delete_profile_picture_from_s3(user_id):
    conn.delete(BUCKET_NAME, 'images/provider/' + str(user_id)+'_70.jpg')
    conn.delete(BUCKET_NAME, 'images/provider/' + str(user_id)+'_150.jpg')