add mark as read button(s) to inbox

app/templates/users/inbox.html

@@ -12,7 +12,20 @@
     You do not have any subscriptions.
   {%- endif -%}
 {%- endset -%}
-{{ subheader('Your inbox', topline) }}
+{%- call() subheader('Your inbox', topline) -%}
+<fieldset class="plank even no-shadow minimal subheader-actions">
+  <legend>Actions</legend>
+  <form method="POST" action="{{url_for('threads.mark_read')}}">
+    {%- for sub in subscriptions -%}
+    <input type="hidden" name="id[]" value="{{sub.id}}">
+    {%- endfor -%}
+    <button>Mark all as read</button>
+  </form>
+  <form method="POST" action="{{url_for('threads.unsubscribe_all')}}">
+    <button class="warn">Unsubscribe from all</button>
+  </form>
+</fieldset>
+{%- endcall -%}
 {%- if subscriptions | length > 0 -%}
 <div class="plank">
   {%- for sub in subscriptions -%}
@@ -20,11 +33,17 @@
       {%- set thread = sub.get_thread() -%}
       <summary class="plank secondary-bg no-shadow even">
         {{thread.title}} ({{sub.get_unread_count()}} unread)
-        <form method="POST" action="{{url_for('threads.unsubscribe', thread_id=thread.id)}}">
+        <div>
+        <form class="inline horizontal" method="POST" action="{{url_for('threads.unsubscribe', thread_id=thread.id)}}">
           <input type="hidden" name="return_to" value="{{url_for('users.inbox', username=get_active_user().username)}}">
           <a href="{{url_for('threads.thread_by_id', thread_id=thread.id)}}" class="linkbutton">Go to thread</a>
           <input type="submit" value="Unsubscribe" class="warn">
         </form>
+        <form class="inline horizontal" method="POST" action="{{url_for('threads.mark_read')}}">
+          <input type="hidden" name="id[]" value="{{sub.id}}">
+          <button>Mark as read</button>
+        </form>
+        </div>
       </summary>
       {%- set posts = sub.get_full_posts_view() -%}