#target photoshop;
if(documents.length){
if (ExternalObject.AdobeXMPScript == undefined) ExternalObject.AdobeXMPScript = new ExternalObject('lib:AdobeXMPScript');
var xmp = new XMPMeta(activeDocument.xmpMetadata.rawData);
if( xmp.doesPropertyExist(XMPConst.NS_XMP, "CreateDate" ) ) {
var date = new Date(new XMPDateTime(xmp.getProperty( XMPConst.NS_XMP, "CreateDate" ).toString()).getDate().getTime());
var m = date.getMonth() + 1;
var month = (m < 10) ? '0' + m : m;
var yy = date.getYear();
var dom = date.getDate();
var dayM = (dom < 10) ? '0' + dom : dom;
var year = (yy < 1000) ? yy + 1900 : yy;
var FontName = "Arial";
var FontSize = 16;
var black = new SolidColor();
black.rgb.hexValue = '000000';
newTextLayer = activeDocument.artLayers.add();
newTextLayer.kind = LayerKind.TEXT;
newTextLayer.textItem.kind = TextType.POINTTEXT
newTextLayer.textItem.color = black;
newTextLayer.textItem.font = FontName;
newTextLayer.textItem.size = FontSize;
newTextLayer.textItem.contents=dayM+"."+month+"."+year;
activeDocument.selection.selectAll();
align('AdRg');
align('AdBt');
activeDocument.selection.deselect();
activeDocument.activeLayer.translate (-10, -10);
}else{
alert("sorry this document does not have the create date!");
}
}
function align(method) {
var desc = new ActionDescriptor();
var ref = new ActionReference();
ref.putEnumerated( charIDToTypeID( "Lyr " ), charIDToTypeID( "Ordn" ), charIDToTypeID( "Trgt" ) );
desc.putReference( charIDToTypeID( "null" ), ref );
desc.putEnumerated( charIDToTypeID( "Usng" ), charIDToTypeID( "ADSt" ), charIDToTypeID( method ) );
executeAction( charIDToTypeID( "Algn" ), desc, DialogModes.NO );
};