www/HyperText/SGML.py

   1 __version__ = "$Revision: 1.1 $"[11:-4]
   2
   3 from sys import stdout
   4 from string import lower, join, replace
   5
   6 class Markup:
   7
   8     content_model = 1
   9
  10     def __init__(self, name, *content):
  11         self.name = name
  12         self.dict = {}
  13         self.content = list(content)
  14
  15     start_tag_string = "<!%s "
  16
  17     def append(self, *items): map(self.content.append, items)
  18
  19     def start_tag(self): return self.start_tag_string % self.name
  20
  21     def end_tag(self):  return ">\n"
  22
  23     def writeto(self, fp=stdout, indent=0, perlevel=0):
  24         fp.write(self.start_tag())
  25         for c in self.content:
  26             if hasattr(c, 'writeto'):
  27                 getattr(c, 'writeto')(fp, indent+perlevel, perlevel)
  28             else:
  29                 fp.write(str(c))
  30         fp.write(self.end_tag())
  31
  32     def __str__(self, indent=0, perlevel=0):
  33         # we don't actually indent here, it's for later.
  34         c = map(str, self.content)
  35         return join([self.start_tag()]+c+[self.end_tag()],'')
  36
  37
  38 def Comment(*comment): return apply(Markup, ('--',)+comment+(' --',))
  39