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annotate gpp/core/markup.py @ 160:2eb3984ccb15

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Implement #45, add a who's online feature for the forums. Created middleware that caches usernames and guest session ids in the cache. Added a tag that displays this info.
author Brian Neal <bgneal@gmail.com>
date Tue, 22 Dec 2009 02:08:05 +0000
parents 48621ba5c385
children 3a626c48e9ae
rev   line source
bgneal@124 1 """
bgneal@128 2 Markup related utitlities useful for the entire project.
bgneal@124 3 """
bgneal@124 4 import markdown as _markdown
bgneal@124 5 from django.utils.encoding import force_unicode
bgneal@124 6
bgneal@128 7 from smiley import Smilify
bgneal@124 8
bgneal@124 9 class Markdown(object):
bgneal@128 10 """
bgneal@128 11 This is a thin wrapper around the Markdown class which deals with the
bgneal@128 12 differences in Markdown versions on the production and development server.
bgneal@128 13 This code was inspired by the code in
bgneal@128 14 django/contrib/markup/templatetags/markup.py.
bgneal@128 15 Currently, we only have to worry about Markdown 1.6b and 2.0.
bgneal@128 16 """
bgneal@124 17 def __init__(self, safe_mode='escape'):
bgneal@124 18 # Unicode support only in markdown v1.7 or above. Version_info
bgneal@124 19 # exists only in markdown v1.6.2rc-2 or above.
bgneal@124 20 self.unicode_support = getattr(_markdown, "version_info", None) >= (1, 7)
bgneal@124 21 self.md = _markdown.Markdown(safe_mode=safe_mode)
bgneal@124 22
bgneal@124 23 def convert(self, s):
bgneal@124 24 if self.unicode_support:
bgneal@124 25 return self.md.convert(force_unicode(s))
bgneal@124 26 else:
bgneal@124 27 return force_unicode(self.md.convert(s))
bgneal@124 28
bgneal@124 29
bgneal@124 30 def markdown(s):
bgneal@128 31 """
bgneal@128 32 A convenience function for one-off markdown jobs.
bgneal@128 33 """
bgneal@124 34 md = Markdown()
bgneal@124 35 return md.convert(s)
bgneal@128 36
bgneal@128 37
bgneal@128 38 class SiteMarkup(object):
bgneal@128 39 """
bgneal@128 40 This class provides site markup by combining markdown and
bgneal@128 41 our own smiley markup.
bgneal@128 42 """
bgneal@128 43 def __init__(self):
bgneal@128 44 self.md = Markdown()
bgneal@128 45 self.smiley = Smilify()
bgneal@128 46
bgneal@128 47 def convert(self, s):
bgneal@128 48 return self.md.convert(self.smiley.markdown(s))
bgneal@128 49
bgneal@128 50
bgneal@128 51 def site_markup(s):
bgneal@128 52 """
bgneal@128 53 Convenience function for one-off site markup jobs.
bgneal@128 54 """
bgneal@128 55 sm = SiteMarkup()
bgneal@128 56 return sm.convert(s)