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-- Adapted from these sources:
-- http://peterdowns.com/posts/open-iterm-finder-service.html
-- https://gist.github.com/cowboy/905546
-- 
-- Modified to work with files as well, cd-ing to their container folder
on run {input, parameters}
  tell application "Finder"
		set my_file to first item of input
		set filetype to (kind of (info for my_file))
		-- Treats OS X applications as files.  To treat them as folders, integrate this SO answer:
		-- http://stackoverflow.com/a/6881524/640517
		if filetype is "Folder" or filetype is "Volume" then
			set dir_path to quoted form of (POSIX path of my_file)
		else
			set dir_path to quoted form of (POSIX path of (container of my_file as string))
		end if
	end tell
	CD_to(dir_path)
end run

on CD_to(theDir)
	tell application "iTerm"
		activate
		try
			set t to the last terminal
		on error
			set t to (make new terminal)
		end try
		tell t
			launch session "Default Session"
			tell the last session
				write text "cd " & theDir
				write text "ls"
			end tell
		end tell
	end tell
end CD_to