processmaker-files/workflow/engine/xmlform/users/users_AuthSource.xml

<?xml version="1.0" encoding="UTF-8"?>
<dynaForm name="authSources/users_AuthSource" type="xmlform" enableTemplate="1">
  <TITLE type="title">
    <en><![CDATA[Authentication Source Assignment]]></en>
  </TITLE>
  <USR_UID type="hidden"/>
  <UID_AUTH_SOURCE type="dropdown" required="0" sqlConnection="rbac">
SELECT AUTH_SOURCE_UID, AUTH_SOURCE_NAME FROM AUTHENTICATION_SOURCE
  <en><![CDATA[Authentication Source]]><option name="MYSQL"><![CDATA[ProcessMaker]]></option></en>
</UID_AUTH_SOURCE>
  <USR_AUTH_USER_DN type="text" size="80" maxlength="255" required="0">
    <en><![CDATA[DN]]></en>
  </USR_AUTH_USER_DN>
  <BTN_CANCEL type="button" onclick="cancel();">
    <en><![CDATA[Cancel]]></en>
  </BTN_CANCEL>
  <btnSave type="submit">
    <en><![CDATA[Save]]></en>
  </btnSave>
  <JS type="javascript"><![CDATA[

var dynaformOnload = function() {
  leimnud.event.add(getField('UID_AUTH_SOURCE'), 'change', hideShowDN);
  hideShowDN();
};

var hideShowDN = function() {
  if (getField('UID_AUTH_SOURCE').value == 'MYSQL') {
    hideRowById('USR_AUTH_USER_DN');
  }
  else {
    showRowById('USR_AUTH_USER_DN');
  }
};

function cancel(){
    window.location = 'users_List' ;
}

]]></JS>
</dynaForm>