mediagoblin/templates/mediagoblin/utils/prev_next.html

   1 {#
   2 # GNU MediaGoblin -- federated, autonomous media hosting
   3 # Copyright (C) 2011 Free Software Foundation, Inc
   4 #
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU Affero General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU Affero General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU Affero General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #}
  18
  19 {# Provide navigation links to neighboring media entries, if possible #}
  20 {% set prev_entry_url = media.url_to_prev(request.urlgen) %}
  21 {% set next_entry_url = media.url_to_next(request.urlgen) %}
  22
  23 <div>
  24   {# There are no previous entries for the very first media entry #}
  25   {% if prev_entry_url %}
  26     <a class="navigation_button navigation_left" href="{{ prev_entry_url }}">
  27       <img src="/mgoblin_static/images/navigation_left.png" alt="Previous image" />
  28     </a>
  29   {% else %}
  30     {# This is the first entry. display greyed-out 'previous' image #}
  31     <p class="navigation_button navigation_left">
  32       <img src="/mgoblin_static/images/navigation_end.png" alt="No previous images" />
  33     </p>
  34   {% endif %}
  35   {# Likewise, this could be the very last media entry #}
  36   {% if next_entry_url %}
  37     <a class="navigation_button" href="{{ next_entry_url }}">
  38       <img src="/mgoblin_static/images/navigation_right.png" alt="Next image" />
  39     </a>
  40   {% else %}
  41     {# This is the last entry. display greyed-out 'next' image #}
  42     <p class="navigation_button">
  43       <img src="/mgoblin_static/images/navigation_end.png" alt="No following images" />
  44     </p>
  45   {% endif %}
  46 </div>