root/galaxy-central/tools/data_source/encode_db.xml

<?xml version="1.0"?>

<tool name="EncodeDB" id="encode_db1">

        <description>
                at NHGRI 
        </description>

        <command interpreter="python">
                fetch.py "$url" $output
        </command>

        <inputs action="http://research.nhgri.nih.gov/projects/ENCODEdb/cgi-bin/power_query.cgi" target="_top"> 
<!--    <inputs action="http://localhost:9000/prepared"> -->
                <display>go to EncodeDB $GALAXY_URL</display>
                <param name="GALAXY_URL" type="baseurl" value="/async/encode_db1" />
        </inputs>
        
  <uihints minwidth="800"/>
  
  <outputs>
    <data format="bed" name="output" />
  </outputs>
        
        <options sanitize="False" refresh="True"/>

</tool>