[web] use a redirect for /data/foo requests that don't use the instance md5 hash
The actual file contents can be cached for a long time. If the request
doesn't use the hash, that's wrong. Using a redirect lets keep the
caching for the actual file contents while not breaking requests missing
the hash.
from __future__ import absolute_import
import markdown
import logging
log = logging.getLogger(__name__)
def markdown_publish(context, data):
"""publish a string formatted as MarkDown Text to HTML
:type context: a cubicweb application object
:type data: str
:param data: some MarkDown text
:rtype: unicode
:return:
the data formatted as HTML or the original data if an error occurred
"""
md = markdown.Markdown()
try:
return md.convert(data)
except:
import traceback; traceback.print_exc()
log.exception("Error while converting Markdown to HTML")
return data