python/langdefs.py

   1 #!@PYTHON@
   2 #-*- coding: utf-8 -*-
   3
   4 """
   5 Documentation i18n module
   6 """
   7
   8 import re
   9 import sys
  10 import os
  11
  12 def lang_file_name (p, langext, ext):
  13     if langext != '':
  14         return p + '.' + langext + ext
  15     return p + ext
  16
  17 class LanguageDef:
  18     def __init__ (self, code, name, webext=None, double_punct_char_sep='', html_filter=lambda s: s, enable_ly_identifier_l10n=True):
  19         self.code = code
  20         self.name = name
  21         self.enabled = True
  22         if webext == None:
  23             self.webext = self.code
  24         else:
  25             self.webext = webext
  26         self.double_punct_char_sep = double_punct_char_sep
  27         self.html_filter = html_filter
  28         self.enable_ly_identifier_l10n = enable_ly_identifier_l10n
  29     def file_name (self, prefix, ext):
  30         return lang_file_name (prefix, self.webext, ext)
  31
  32
  33 # All language information needed for documentation i18n is defined
  34 # here. For each 'Documentation/ab' directory containing docs
  35 # translated in 'ab', there should be one entry in LANGUAGES.
  36
  37 site = LanguageDef ('en', 'English', webext='')
  38
  39 html_body_re = re.compile ('<body.*?>', re.I)
  40 html_end_body_re = re.compile ('</body>', re.I)
  41 french_html_typo_rules = ((' :', '&nbsp;:'),
  42                           (' ;', '&nbsp;;'),
  43                           (' ?', '<font size="-4">&nbsp;</font>?'),
  44                           (' !', '<font size="-4">&nbsp;</font>!'))
  45
  46 def french_html_filter (page):
  47     m = html_body_re.search (page)
  48     if m:
  49         body_begin = m.end ()
  50     else:
  51         body_begin = 0
  52     m = html_end_body_re.search (page)
  53     if m:
  54         body_end = m.start ()
  55     else:
  56         body_end = len (page)
  57     body = page[body_begin:body_end]
  58     for r in french_html_typo_rules:
  59         body = body.replace (r[0], r[1])
  60     return page[:body_begin] + body + page[body_end:]
  61
  62 fr = LanguageDef ('fr', 'français', double_punct_char_sep='&nbsp;', html_filter = french_html_filter)
  63 es = LanguageDef ('es', 'español')
  64 de = LanguageDef ('de', 'deutsch')
  65 ja = LanguageDef ('ja', '日本語', enable_ly_identifier_l10n=False)
  66
  67 # Outdated or broken translations may be disabled
  68 # (please run 'make web-clean' before doing that):
  69 #fr.enabled = False
  70
  71 LANGUAGES = (site, fr, es, de, ja)
  72
  73 if __name__ == '__main__':
  74     print ' '.join ([l.code for l in LANGUAGES if l.enabled and l.code != 'en'])
  75 else:
  76     LANGDICT = {}
  77     for l in LANGUAGES:
  78         LANGDICT[l.code] = l
  79
  80     try:
  81         import gettext
  82
  83         translation = {}
  84         for l in LANGUAGES:
  85             if l.enabled and l.code != 'en':
  86                 t = gettext.translation('lilypond-doc',
  87                                         os.environ['LYDOC_LOCALEDIR'],
  88                                         [l.code])
  89                 translation[l.code] = t.gettext
  90     except:
  91         if os.environ.has_key ('LYDOC_LOCALEDIR'):
  92             sys.stderr.write ('langdefs.py: warning: lilypond-doc gettext domain not found.\n')
  93         translation = dict ([(l.code, lambda x: x) for l in LANGUAGES])