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