misc/fireworks_png_compressor.jsf at master · statm/misc · GitHub

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var folder = fw.browseForFolderURL();

if (folder)
{
	traverseFolderForFiles(folder);
}

// =========================================================
function traverseFolderForFiles(folderURL)
{
	if (Files.isDirectory(folderURL))
	{
		var folderItems = Files.enumFiles(folderURL);

		for (var i = 0; i < folderItems.length; i++)
		{
			traverseFolderForFiles(folderItems[i]);
		}
	}
	else
	{
		compressFile(folderURL);
	}
}

function compressFile(fileURL)
{
	var relPath = getRelativePath(fileURL);
	var newPath = folder + "_Compressed" + relPath;
	var newFolder = Files.getDirectory(newPath);
	if (!Files.exists(newFolder))
	{
		createFolder(newFolder);
	}

	if (Files.getExtension(fileURL) == ".png")
	{
		var doc = fw.openDocument(fileURL);
		doc.exportTo(newPath, getExportOptions());
		doc.close(false);
	}
	else
	{
		Files.copy(fileURL, newPath);
	}
}

function getRelativePath(fileURL)
{
	return fileURL.replace(folder.toString(), "");
}

function createFolder(folderURL)
{
	var parentURL = folderURL.substring(0, folderURL.lastIndexOf("/"));
	if (!Files.exists(parentURL))
	{
		createFolder(parentURL);
	}
	Files.createDirectory(folderURL);
}

function getExportOptions()
{
	return {
		name:null,
		xSize:100,
		ySize:100,
		cropTop:0,
		crop:false,
		sorting:"none",
		numCustomEntries:1,
		numEntriesRequested:64,
		paletteTransparency:"rgba",
		webSnapTolerance:14,
		jpegSelPreserveText:true,
		animAutoDifference:true,
		exportFormat:"PNG",
		paletteEntries:{
			0:"#ffffff00"
		},
		numGridEntries:6,
		ditherPercent:100,
		jpegSmoothness:0,
		jpegSubsampling:0,
		jpegSelQuality:90,
		percentScale:100,
		progressiveJPEG:false,
		interlacedGIF:false,
		animAutoCrop:true,
		localAdaptive:true,
		webSnapAdaptive:false,
		lossyGifAmount:0,
		jpegSelQualityEnabled:false,
		jpegSelPreserveButtons:false,
		savedAnimationRepeat:0,
		macCreator:"",
		macFileType:"",
		colorMode:"indexed",
		paletteMode:"adaptive",
		paletteInfo:null,
		ditherMode:"none",
		jpegQuality:80,
		cropLeft:0,
		cropBottom:0,
		cropRight:0,
		applyScale:false,
		useScale:true,
		optimized:true,
		frameInfo:[],
	}
}