From 94fb64a2a1a4267980277ca1d7ac7000c0dfc105 Mon Sep 17 00:00:00 2001
From: Rob Norris <rw_norris@hotmail.com>
Date: Tue, 14 Oct 2014 23:38:15 +0100
Subject: [PATCH] [DOC] Help for the extended datasource.

---
 help/C/viking.xml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/help/C/viking.xml b/help/C/viking.xml
index aa319cee..2d0e31a0 100644
--- a/help/C/viking.xml
+++ b/help/C/viking.xml
@@ -3170,6 +3170,7 @@ Accept: */*
                 <para>A = center lAtitude of the current view</para>
                 <para>O = center lOngitude of the current view</para>
                 <para>Z = OSM Zoom value of the current view. See <ulink url="http://wiki.openstreetmap.org/wiki/Zoom_levels">Zoom Levels</ulink></para>
+                <para>S = A user specified input string requested from the user via a dialog box</para>
                 <para>Thus for the url example above then the format code should be <emphasis>AO</emphasis></para>
               </listitem>
             </varlistentry>
@@ -3181,6 +3182,20 @@ Accept: */*
                 <para>Possible values such as 'kml', 'mapsource' etc.. can be used. See <ulink url="http://www.gpsbabel.org/capabilities.html">GPSBabel File Formats</ulink> for the full list.</para>
               </listitem>
             </varlistentry>
+            <varlistentry>
+              <term>babel_filter_args</term>
+              <listitem>
+                <para>This value is passed on for the filter arguments interfacing with GPSBabel.</para>
+                <para>E.g. "-x nuketypes,routes" can be used to filter all routes from the results.</para>
+              </listitem>
+            </varlistentry>
+            <varlistentry>
+              <term>input_label</term>
+              <listitem>
+                <para>This value is used when requesting input from the user.</para>
+                <para>It is the label of the text input box.</para>
+              </listitem>
+            </varlistentry>
           </variablelist>
         </para>
       </section>
-- 
2.39.5