Cheetah/Macros/I18n.py

   1 import gettext
   2 _ = gettext.gettext
   3 class I18n(object):
   4     def __init__(self, parser):
   5         pass
   6
   7 ## junk I'm playing with to test the macro framework
   8 #    def parseArgs(self, parser, startPos):
   9 #        parser.getWhiteSpace()
  10 #        args = parser.getExpression(useNameMapper=False,
  11 #                                    pyTokensToBreakAt=[':']).strip()
  12 #        return args
  13 #
  14 #    def convertArgStrToDict(self, args, parser=None, startPos=None):
  15 #        def getArgs(*pargs, **kws):
  16 #            return pargs, kws
  17 #        exec 'positionalArgs, kwArgs = getArgs(%(args)s)'%locals()
  18 #        return kwArgs
  19
  20     def __call__(self,
  21                  src, # aka message,
  22                  plural=None,
  23                  n=None, # should be a string representing the name of the
  24                           # '$var' rather than $var itself
  25                  id=None,
  26                  domain=None,
  27                  source=None,
  28                  target=None,
  29                  comment=None,
  30
  31                  # args that are automatically supplied by the parser when the
  32                  # macro is called:
  33                  parser=None,
  34                  macros=None,
  35                  isShortForm=False,
  36                  EOLCharsInShortForm=None,
  37                  startPos=None,
  38                  endPos=None,
  39              ):
  40         """This is just a stub at this time.
  41
  42            plural = the plural form of the message
  43            n = a sized argument to distinguish between single and plural forms
  44
  45            id = msgid in the translation catalog
  46            domain = translation domain
  47            source = source lang
  48            target = a specific target lang
  49            comment = a comment to the translation team
  50
  51         See the following for some ideas
  52         http://www.zope.org/DevHome/Wikis/DevSite/Projects/ComponentArchitecture/ZPTInternationalizationSupport
  53
  54         Other notes:
  55         - There is no need to replicate the i18n:name attribute from plone / PTL,
  56           as cheetah placeholders serve the same purpose
  57
  58
  59        """
  60
  61         #print macros['i18n']
  62         src = _(src)
  63         if isShortForm and endPos<len(parser):
  64             return src+EOLCharsInShortForm
  65         else:
  66             return src
  67