script to batch smart object

// replace smart object’s content and save psd;

// 2011, use it at your own risk;

#target photoshop

if (app.documents.length > 0) {

var myDocument = app.activeDocument;

var theName= myDocument.name.match(/(.*)\.[^\.]+$/)[1];

var thePath = myDocument.path;

var theLayer = myDocument.activeLayer;

// psd options;

psdOpts = new PhotoshopSaveOptions();

psdOpts.embedColorProfile = true;

psdOpts.alphaChannels = true;

psdOpts.layers = true;

psdOpts.spotColors = true;

// check if layer is smart object;

if (theLayer.kind != "LayerKind.SMARTOBJECT") {alert ("selected layer is not a smart object")}

else {

// select files;

if ($.os.search(/windows/i) != -1) {var theFiles = File.openDialog ("please select files", "*.psd;*.tif", true)}

else {var theFiles = File.openDialog ("please select files", getFiles, true)};

if (theFiles) {

// work through the array;

          for (var m = 0; m < theFiles.length; m++) {

// replace smart object;

                    theLayer = replaceContents (theFiles, theLayer);

                    var theNewName = theFiles.name.match(/(.*)\.[^\.]+$/)[1];

//Raise color picker for Back cover;

try {

app.activeDocument.activeLayer = app.activeDocument.layers[app.activeDocument.layers.length - 1];

// =======================================================

var idsetd = charIDToTypeID( "setd" );

var desc7 = new ActionDescriptor();

var idnull = charIDToTypeID( "null" );

var ref2 = new ActionReference();

var idcontentLayer = stringIDToTypeID( "contentLayer" );

var idOrdn = charIDToTypeID( "Ordn" );

var idTrgt = charIDToTypeID( "Trgt" );

ref2.putEnumerated( idcontentLayer, idOrdn, idTrgt );

desc7.putReference( idnull, ref2 );

var idT = charIDToTypeID( "T   " );

var desc8 = new ActionDescriptor();

var idClr = charIDToTypeID( "Clr " );

var idsolidColorLayer = stringIDToTypeID( "solidColorLayer" );

desc7.putObject( idT, idsolidColorLayer, desc8 );

executeAction( idsetd, desc7, DialogModes.ALL );

} catch (e) {};

//save jpg;

                    myDocument.saveAs((new File(thePath+"/"+theName+"_"+theNewName+".psd")),psdOpts,true);

                    }

          }

}

};

////// get psds, tifs and jpgs from files //////

function getFiles (theFile) {

     if (theFile.name.match(/\.(psd|tif)$/i) != null || theFile.constructor.name == "Folder") {

          return true

          };

     };

////// replace contents //////

function replaceContents (newFile, theSO) {

app.activeDocument.activeLayer = theSO;

// =======================================================

var idplacedLayerReplaceContents = stringIDToTypeID( "placedLayerReplaceContents" );

    var desc3 = new ActionDescriptor();

    var idnull = charIDToTypeID( "null" );

    desc3.putPath( idnull, new File( newFile ) );

    var idPgNm = charIDToTypeID( "PgNm" );

    desc3.putInteger( idPgNm, 1 );

executeAction( idplacedLayerReplaceContents, desc3, DialogModes.NO );

return app.activeDocument.activeLayer

};