X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/3199cbfa76c763b4082b5a8d8f971d74f67e27c0..0cae17bec6d31806615fae59a5b3945016285fbe:/chunks/templatetags/chunks.py diff --git a/chunks/templatetags/chunks.py b/chunks/templatetags/chunks.py deleted file mode 100644 index f79d495ec..000000000 --- a/chunks/templatetags/chunks.py +++ /dev/null @@ -1,45 +0,0 @@ -from django import template -from django.db import models -from django.core.cache import cache - -register = template.Library() - -Chunk = models.get_model('chunks', 'chunk') -CACHE_PREFIX = "chunk_" - -def do_get_chunk(parser, token): - # split_contents() knows not to split quoted strings. - tokens = token.split_contents() - if len(tokens) < 2 or len(tokens) > 3: - raise template.TemplateSyntaxError, "%r tag should have either 2 or 3 arguments" % (tokens[0],) - if len(tokens) == 2: - tag_name, key = tokens - cache_time = 0 - if len(tokens) == 3: - tag_name, key, cache_time = tokens - # Check to see if the key is properly double/single quoted - if not (key[0] == key[-1] and key[0] in ('"', "'")): - raise template.TemplateSyntaxError, "%r tag's argument should be in quotes" % tag_name - # Send key without quotes and caching time - return ChunkNode(key[1:-1], cache_time) - -class ChunkNode(template.Node): - def __init__(self, key, cache_time=0): - self.key = key - self.cache_time = cache_time - - def render(self, context): - try: - cache_key = CACHE_PREFIX + self.key - c = cache.get(cache_key) - if c is None: - c = Chunk.objects.get(key=self.key) - cache.set(cache_key, c, int(self.cache_time)) - content = c.content - except Chunk.DoesNotExist: - n = Chunk(key=self.key) - n.save() - return '' - return content - -register.tag('chunk', do_get_chunk)