-from django import template
-from django.db import models
-from django.core.cache import cache
-
-
-register = template.Library()
-
-Chunk = models.get_model('chunks', 'chunk')
-Attachment = models.get_model('chunks', 'attachment')
-
-
-@register.simple_tag
-def chunk(key, cache_time=0):
- try:
- cache_key = Chunk.cache_key(key)
- c = cache.get(cache_key)
- if c is None:
- c = Chunk.objects.get(key=key)
- cache.set(cache_key, c, int(cache_time))
- content = c.content
- except Chunk.DoesNotExist:
- n = Chunk(key=key)
- n.save()
- return ''
- return content
-
-
-@register.simple_tag
-def attachment(key, cache_time=0):
- try:
- cache_key = 'attachment_' + key
- c = cache.get(cache_key)
- if c is None:
- c = Attachment.objects.get(key=key)
- cache.set(cache_key, c, int(cache_time))
- return c.attachment.url
- except Attachment.DoesNotExist:
- return ''