[macOS] save clipboard PNG or TIFF to current Finder window

about.md

what: save clipboard PNG or TIFF images to current Finder window

steps:

1. Automator | New Quick Action
2. drag from Utilities Run Javascript
3. paste content from clipboard2file.js inside run function

tips:

• clipboard2file.js can be run independently in Script Editor
• use Safari Debugger https://goo.gl/oCgVCu

clipboard2file.js

	ObjC.import('AppKit');

	// --- setup
	var app = Application.currentApplication()
	var Finder = Application("Finder")
	app.includeStandardAdditions = true

	// --- custom setup
	var filenamePrefix = "clipboard"

	// --- main
	var currentPath = posixPath(Finder.finderWindows[0]) + "/"

	var hasPNG = clipboardTypes().includes("public.png")
	var hasTIFF = clipboardTypes().includes("public.tiff") 

	if (hasPNG)  { saveClipboardDataForType(".png")  }
	if (hasTIFF) { saveClipboardDataForType(".tiff") }

	if (!hasPNG && !hasTIFF) {
		app.say("no images in clipboard")
	}

	// +++ helper functions
	
	// --- save binary data to file for specific type
	function saveClipboardDataForType(extension) {
		var fullName = currentPath + filenamePrefix + extension
		clipboardDataForType("public" + extension).writeToFileAtomically(fullName, true)
		// --- soundName from aiff files on /System/Library/Sounds/
		app.displayNotification(fullName, {soundName: "Pop"})
	}

	// --- get binary data from clipboard for specific type
	function clipboardDataForType(type){
		var item = $.NSPasteboard.generalPasteboard.pasteboardItems.js[0]
		return item.dataForType(type)
	}

	// --- array of item types in clipboard
	function clipboardTypes() {
		return ObjC.deepUnwrap($.NSPasteboard.generalPasteboard.pasteboardItems.js[0].types)
	}

	// --- by StackOverflow @mklement0
	function posixPath(finderWindow) {
		return $.NSURL.alloc.initWithString(finderWindow.target.url()).fileSystemRepresentation
	}

screenshot.png