Localized Date variable (NL)

NL_Date.jsx

#targetengine 'usernameVariable'

if( 'function' != typeof( $.global.afterOpenHandler ) )
{
   afterOpenHandler = function(/*afterOpenEvent*/ev,  doc,dt,str)
   //----------------------------------
   {
      doc = ev.target;
      if( 'Document' != doc.constructor.name ) return;

      // Settings.
      // ---
      const MS = ["januari", "februari", "maart", "april", "mei", "juni", "juli", "augustus", "september", "oktober", "november", "december"];
      const DD = 14;

      // Format today+DD.
      // ---
      (dt=new Date).setDate(dt.getDate()+DD);
      str = [ dt.getDay(), MS[dt.getMonth()], dt.getFullYear() ].join(' ');

      // Create/Update variable.
      // ---
      setVariable(doc, "Days+"+DD, str);  
   }

   setVariable = function(/*Document*/doc,/*str*/varName,/*str*/varContents,  K,tv)  
   //----------------------------------
   {
      (tv=(K=doc.textVariables).itemByName(varName)).isValid ||
      (tv=K.add({ variableType:VariableTypes.CUSTOM_TEXT_TYPE, name:varName }));

      tv.variableOptions.contents = varContents;  
   }

   app.addEventListener('afterOpen', afterOpenHandler); 
}