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annotate smiley/__init__.py @ 602:35f0904d4bd5

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Update the collectstatic command for Django 1.4 directory layout.
author Brian Neal <bgneal@gmail.com>
date Sun, 22 Jul 2012 12:25:27 -0500
parents ee87ea74d46b
children 0729c73d5761
rev   line source
bgneal@124 1 """
bgneal@211 2 Smiley classes and functions.
bgneal@124 3 """
bgneal@124 4 import re
bgneal@124 5
bgneal@124 6 from django.utils.safestring import SafeData
bgneal@124 7 from django.utils.html import conditional_escape
bgneal@124 8
bgneal@124 9 from smiley.models import Smiley
bgneal@124 10
bgneal@124 11
bgneal@211 12 class SmilifyHtml(object):
bgneal@124 13 """
bgneal@211 14 A class to "smilify" text by replacing text with HTML img tags for smiley
bgneal@211 15 images.
bgneal@124 16 """
bgneal@124 17 def __init__(self):
bgneal@124 18 self.map = Smiley.objects.get_smiley_map()
bgneal@124 19
bgneal@211 20 def convert(self, value, autoescape=False):
bgneal@128 21 """
bgneal@211 22 Converts and returns the supplied text with the HTML version of the
bgneal@211 23 smileys.
bgneal@128 24 """
bgneal@286 25 if not value:
bgneal@286 26 return u''
bgneal@286 27
bgneal@124 28 if not autoescape or isinstance(value, SafeData):
bgneal@124 29 esc = lambda x: x
bgneal@124 30 else:
bgneal@124 31 esc = conditional_escape
bgneal@124 32
bgneal@124 33 words = value.split()
bgneal@124 34 for i, word in enumerate(words):
bgneal@124 35 if word in self.map:
bgneal@211 36 words[i] = self.map[word]
bgneal@124 37 else:
bgneal@124 38 words[i] = esc(words[i])
bgneal@124 39 return u' '.join(words)
bgneal@128 40
bgneal@211 41
bgneal@211 42 class SmilifyMarkdown(object):
bgneal@211 43 """
bgneal@211 44 A class to "smilify" text by replacing text with Markdown image syntax for
bgneal@211 45 smiley images.
bgneal@211 46 """
bgneal@211 47 def __init__(self):
bgneal@211 48 self.regexes = Smiley.objects.get_smiley_regexes()
bgneal@211 49
bgneal@211 50 def convert(self, s):
bgneal@128 51 """
bgneal@211 52 Returns a string copy of the input s that has the smiley codes replaced
bgneal@211 53 with Markdown for smiley images.
bgneal@128 54 """
bgneal@286 55 if not s:
bgneal@286 56 return u''
bgneal@286 57
bgneal@211 58 for regex, repl in self.regexes:
bgneal@211 59 s = regex.sub(repl, s)
bgneal@211 60 return s
bgneal@128 61
bgneal@124 62
bgneal@128 63 def smilify_html(value, autoescape=False):
bgneal@124 64 """
bgneal@124 65 A convenience function to "smilify" text by replacing text with HTML
bgneal@124 66 img tags of smilies.
bgneal@124 67 """
bgneal@211 68 s = SmilifyHtml()
bgneal@211 69 return s.convert(value, autoescape=autoescape)
bgneal@124 70