forum/markdownext/mdx_settingsparser.py

   1 from os import linesep
   2 from csv import reader, QUOTE_NONE
   3 import markdown
   4 from markdown import Extension
   5 from markdown.preprocessors import Preprocessor
   6 import re
   7
   8 from forum import settings
   9
  10 class SettingsExtension(markdown.Extension):
  11     def __init__(self, configs):
  12         self.configs = {} # settings.REP_TO_VOTE_UP}
  13         for key, value in configs:
  14             self.config[key] = value
  15
  16         # self.extendMarkdown(markdown.Markdown()., config)
  17
  18     def reset(self):
  19         pass
  20
  21     def extendMarkdown(self, md, md_globals):
  22         md.registerExtension(self)
  23         self.parser = md.parser
  24         md.preprocessors.add('MinRep', SettingsPre(self), '_begin')
  25
  26 SETTING_RE = re.compile(r'\|[A-Z_]+\|')
  27
  28 def setting_rep_callback(m):
  29     setting_name = m.group(0).strip('|')
  30     if hasattr(settings, setting_name):
  31         return unicode(getattr(settings, setting_name))
  32     else:
  33         return ''
  34
  35
  36 class SettingsPre(Preprocessor):
  37     def run(self, lines):
  38         new_lines = []
  39         for line in lines:
  40             new_lines.append(SETTING_RE.sub(setting_rep_callback, line))
  41
  42         return new_lines
  43
  44
  45 def makeExtension(configs=None) :
  46     return SettingsExtension(configs=configs)