Add haystack index, and a view for forum search (WIP)

forum/templates/forum/main.jinja

@@ -21,6 +21,10 @@
         <a href="{{ url('forum:new_forum') }}">{% trans %}New forum{% endtrans %}</a>
     </p>
     {% endif %}
+                <form action="{{ url('forum:search') }}" method="GET" id="header_search">
+                    <input type="text" placeholder="{% trans %}Search{% endtrans %}" name="query" id="search" />
+                    <input type="submit" value="{% trans %}Search{% endtrans %}" style="display: none;" />
+                </form>
     <div>
         <div class="ib w_big">
             {% trans %}Title{% endtrans %}
@@ -34,6 +38,7 @@
             </div>
         </div>
     </div>
+
     {% for f in forum_list %}
     <div>
     {{ display_forum(f, user, True) }}

forum/templates/forum/search.jinja

@@ -0,0 +1,22 @@
+{% extends "core/base.jinja" %}
+
+{% from 'forum/macros.jinja' import display_message %}
+
+{% block content %}
+    <div id="forum">
+        <div class="search-results">
+            {% for m in object_list %}
+                {% if user.can_view(m) %}
+                    <div class="result-box">
+                        <div class="result-topic">
+                            {{ m }}
+                        </div>
+                        <div class="result-message">
+                            {{ m.message }}
+                        </div>
+                    </div>
+                {% endif %}
+            {% endfor %}
+        </div>
+    </div>
+{% endblock %}