mygpo/web/templatetags/menu.py

   1 from django import template
   2 from django.utils.safestring import mark_safe
   3 from django.utils.translation import ugettext as _
   4
   5 register = template.Library()
   6
   7 HIDDEN_URIS = (
   8         '/login/',
   9         '/register/',
  10         '/podcast/',
  11         '/device/',
  12         '/user/subscriptions/',
  13         '/publisher/podcast/',
  14 )
  15
  16 MENU_STRUCTURE = (
  17         ('gpodder.net', (
  18             ('/', _('Home')),
  19             ('/login/', _('Login')),
  20             ('/register/', _('Register')),
  21             ('/online-help', _('Help')),
  22         )),
  23         (_('My Podcasts'), (
  24             ('/subscriptions/', _('Subscriptions')),
  25             ('/favorites/', _('Favorite Episodes')),
  26             ('/history/', _('History')),
  27             ('/suggestions/', _('Suggestions')),
  28         )),
  29         (_('My Devices'), (
  30             ('/devices/', _('Overview')),
  31             ('/device/', _('Device')),
  32         )),
  33         (_('Podcast Directory'), (
  34             ('/toplist/', _('Toplist')),
  35             ('/search/', _('Search')),
  36             ('/toplist/episodes', _('Episodes')),
  37             ('/podcast/', _('Podcast')),
  38             ('/user/subscriptions/', _('User subscriptions')),
  39         )),
  40         (_('Settings'), (
  41             ('/account/', _('Account')),
  42             ('/account/privacy', _('Privacy')),
  43             ('/share/', _('Sharing')),
  44         )),
  45         (_('Publisher'), (
  46             ('/publisher/', _('Home')),
  47             ('/publisher/link/', _('Link to gpodder.net')),
  48             ('/publisher/podcast/', _('Podcast')),
  49         )),
  50 )
  51
  52 @register.filter
  53 def main_menu(selected):
  54     found_section = False
  55     links = []
  56     for label, items in MENU_STRUCTURE:
  57         uris = [uri for uri, caption in items]
  58         if selected in uris:
  59             found_section = True
  60         links.append((items[0][0], label, uris))
  61
  62     items = []
  63     for uri, caption, subpages in links:
  64         if selected in subpages or ('/' in subpages and not found_section):
  65             items.append('<li class="selected"><a href="%s">%s</a></li>' % \
  66                     (uri, caption))
  67         else:
  68             items.append('<li><a href="%s">%s</a></li>' % (uri, caption))
  69
  70     s = '<ul class="menu primary">%s</ul>' % ('\n'.join(items),)
  71     return mark_safe(s)
  72
  73 def get_section_items(selected):
  74     for label, items in MENU_STRUCTURE:
  75         if selected in (uri for uri, caption in items):
  76             return items
  77
  78     # If we arrive here, we cannot find the page items, so return a faked one
  79     return list(MENU_STRUCTURE[0][1]) + [
  80             (selected, selected),
  81     ]
  82
  83 @register.filter
  84 def section_menu(selected, title=None):
  85     items = []
  86     for uri, caption in get_section_items(selected):
  87         if uri == selected:
  88             if title is not None:
  89                 if len(title) > 35:
  90                     title = title[:33] + '...'
  91                 caption = title
  92             if uri in HIDDEN_URIS:
  93                 items.append('<li class="selected">%s</li>' % caption)
  94             else:
  95                 items.append('<li class="selected"><a href="%s">%s</a></li>' % \
  96                         (uri, caption))
  97         elif uri not in HIDDEN_URIS:
  98             items.append('<li><a href="%s">%s</a></li>' % (uri, caption))
  99
 100     s = '<ul class="menu secondary">%s</ul>' % ('\n'.join(items),)
 101     return mark_safe(s)
 102