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Added caching.

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git-svn-id: http://django-avatar.googlecode.com/svn/trunk@16 c76b2324-5f53-0410-85ac-b1078a54aeeb
This commit is contained in:
Eric Florenzano 2008-08-03 23:47:00 +00:00
parent 97ebeaaa53
commit a38db1b35e
1 changed files with 15 additions and 1 deletions
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16
avatar/views.py
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@ -20,6 +20,7 @@ from django.template import RequestContext
from django.core.urlresolvers import reverse
from django.contrib.auth.decorators import login_required
from django.utils.translation import ugettext as _
from django.core.cache import cache
try:
from cStringIO import StringIO
@ -29,7 +30,7 @@ except ImportError:
MAX_MEGABYTES = getattr(settings, 'AVATAR_MAX_FILESIZE', 10)
MAX_WIDTH = getattr(settings, 'AVATAR_MAX_WIDTH', 512)
DEFAULT_WIDTH = getattr(settings, 'AVATAR_DEFAULT_WIDTH', 80)
#AVATAR_CACHE
AVATAR_CACHE_SECONDS = getattr(settings, 'AVATAR_CACHE_SECONDS', None)
def _get_next(request):
"""
@ -62,6 +63,11 @@ def img(request, email_hash, resize_method=Image.ANTIALIAS):
size = MAX_WIDTH
rating = request.GET.get('r', 'g') # Unused, for now.
default = request.GET.get('d', '')
if AVATAR_CACHE_SECONDS:
cache_key = '%s-%s' % (email_hash, str(size))
cached = cache.get(cache_key)
if cached:
return cached
data = None
try:
avatar = Avatar.objects.get(email_hash=email_hash)
@ -103,6 +109,8 @@ def img(request, email_hash, resize_method=Image.ANTIALIAS):
image = image.resize((size, size), resize_method)
response = HttpResponse(mimetype='image/jpeg')
image.save(response, "JPEG")
if AVATAR_CACHE_SECONDS:
cache.set(cache_key, response, AVATAR_CACHE_SECONDS)
return response
def change(request, extra_context={}, next_override=None):
@ -126,6 +134,9 @@ def change(request, extra_context={}, next_override=None):
avatar.save()
request.user.message_set.create(
message=_("Successfully updated your avatar."))
if AVATAR_CACHE_SECONDS:
for i in xrange(512):
cache.delete('%s-%s' % (avatar.email_hash, str(i)))
return HttpResponseRedirect(next_override or _get_next(request))
return render_to_response(
'avatar/change.html',
@ -148,6 +159,9 @@ def delete(request, extra_context={}, next_override=None):
avatar.save()
request.user.message_set.create(
message=_("Successfully removed your avatar."))
if AVATAR_CACHE_SECONDS:
for i in xrange(512):
cache.delete('%s-%s' % (avatar.email_hash, str(i)))
next = next_override or _get_next(request)
return HttpResponseRedirect(next)
return render_to_response(