Django
Original submission from, and big thanks to Paul Kenjora.
Modified and improved by Carly Stambaugh.
import hashlib
from urllib.parse import urlencode
from django import template
from django.utils.safestring import mark_safe
register = template.Library()
@register.filter
def gravatar_url(email, size=40):
default = "https://example.com/static/images/defaultavatar.jpg"
email_encoded = email.lower().encode('utf-8')
email_hash = hashlib.sha256(email_encoded).hexdigest()
params = urlencode({'d': default, 's': str(size)})
return f"https://www.gravatar.com/avatar/{email_hash}?{params}"
@register.filter
def gravatar(email, size=40):
url = gravatar_url(email, size)
return mark_safe(f'')
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