recursiveLayerUnlock(activeDocument);

var placedItems = activeDocument.placedItems;
var rasterItems = activeDocument.rasterItems;
selectImages(placedItems);
selectImages(rasterItems);

var sel = activeDocument.selection;
for (var i = 0; i < sel.length; i++){
	makeRectangle(sel, i);
	putSequence(sel, i);
	listFileName(sel, i);
}

//---以下、関数---
//レイヤーアンロック
function recursiveLayerUnlock(l){
	for (var i = 0; i < l.layers.length; i++){
		l.layers[i].locked = false;
		if (hasSubLayer(l)) {
			recursiveLayerUnlock(l.layers[i]);
		}
	}
}

function hasSubLayer(l){
	return l.layers.length > 0
}

//画像選択
function selectImages(imgs){
	for (var i = 0; i < imgs.length; i++){
		try{
			imgs[i].locked = false;
			imgs[i].selected = true;
		}catch(e){}
	}
}

//画像範囲の明示（枠囲み）
function makeRectangle(sel, i){
	var gb = sel[i].geometricBounds;
	var x = gb[0];
	var y = gb[1];
	var w = gb[2] - x;
	var h = y - gb[3];
	var rect = activeDocument.pathItems.rectangle(y, x, w, h);
	rect.filled = false;
	rect.stroked = true;
	rect.strokeWidth = 1;
}

//合番を振る
function putSequence(sel, i){
	var tf = activeDocument.textFrames.add();
	tf.contents = formatSeq(i);
	tf.paragraphs[0].size = 18;
	tf.top = calcMiddle(sel[i], tf);
	tf.left = calcCenter(sel[i]);
	tf.paragraphs[0].justification= Justification.CENTER;
}

function formatSeq(i){
	return "(" + parseInt(i + 1) + ")";
}

function calcCenter(ph){
	return (ph.geometricBounds[0] + ph.geometricBounds[2])/2;
}

function calcMiddle(ph, tf){
	return (tf.geometricBounds[1] + tf.geometricBounds[3] + ph.geometricBounds[1] + ph.geometricBounds[3])/2;
}

//合番＝ファイルパス対応を作る
function listFileName(sel, i){
	var ls = []
	ls[i] = sel[i].file.fullName;
	saveDir = Folder.desktop.fullName + "/"; //出力先は適宜書き換えてください
	saveFilePath = saveDir + app.activeDocument.name + ".txt";
	for(var i in ls){textWriter(saveFilePath, parseInt(i + 1) + "\t" + sel[i].file.fullName);}
}

function textWriter(filepath, str){
	var fileObj = new File(filepath);
	fileObj.open("a");
	fileObj.encoding = "UTF-8";
	fileObj.lineFeed = "Unix"; //改行コードLF
	fileObj.writeln(str);
	fileObj.close();
	fileObj = null;
}