add link to public dashboard from shift view

includes/controller/public_dashboard_controller.php

@@ -19,4 +19,12 @@ function public_dashboard_controller()
         public_dashboard_view($stats, $free_shifts)
     ];
 }
+
+/**
+ * Returns url to public dashboard
+ */
+function public_dashboard_link()
+{
+    return page_link_to('public-dashboard');
+}
 ?>

includes/pages/user_shifts.php

@@ -250,6 +250,7 @@ function view_user_shifts()
                 'set_last_4h'   => _('last 4h'),
                 'set_next_4h'   => _('next 4h'),
                 'set_next_8h'   => _('next 8h'),
+                'buttons'       => button(public_dashboard_link(), glyph('dashboard') . _('Public Dashboard'))
             ])
         ])
     ]);

templates/user_shifts.html

@@ -54,6 +54,11 @@
                     <a href="javascript:setHours(8)" class="btn btn-default ">%set_next_8h%</a>
                 </div>
             </div>
+            <div class="form-group" style="margin-top: .5em">
+                <div class="btn-group">
+                    %buttons%
+                </div>
+            </div>
         </div>
         <div class="col-md-2">%room_select%</div>
         <div class="col-md-2">%type_select%</div>