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Select Duplicate Source Layers.jsx
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Select Duplicate Source Layers.jsx
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/**
* This script will look at all of the layers in your current comp,
* and select layers that have duplicate file sources.
*
* @author Zack Lovatt <[email protected]>
* @version 0.2.2
*/
(function selectDuplicateSourceLayers() {
function arrayIndexOf (arr, searchElement, fromIndex) { var k; if (arr === null) throw new TypeError('"this" is null or not defined'); var o = Object(arr); var len = o.length >>> 0; if (len === 0) return -1; var n = fromIndex | 0; if (n >= len) return -1; k = Math.max(n >= 0 ? n : len - Math.abs(n), 0); while (k < len) { if (k in o && o[k] === searchElement) return k; k++; } return -1; };
var comp = app.project.activeItem;
if (!(comp && comp instanceof CompItem)) {
return;
}
var layers = comp.layers;
var sourceIDs = [];
for (var ii = 1, il = layers.length; ii <= il; ii++) {
var layer = layers[ii];
layer.selected = false;
var source = layer.source;
if (!(source.mainSource instanceof FileSource)) {
continue;
}
if (arrayIndexOf(sourceIDs, source.id) === -1) {
sourceIDs.push(source.id);
continue;
}
layer.selected = true;
}
})();