Copy's one or multiple items to the Dropbox public folder and copy's the URL's to the clipboard as a comma separated list.

Share With Dropbox.scpt

(* Copyright (C) 2012 Collin Donnell

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-- Set this to the ID that appears in your Dropbox share URLs.
set dropbox_id to "<YOUR_DROPBOX_ID>"

-- Set up the public folders path, a list to hold shared urls
-- and set AppleScript to seperate items using commas when a list
-- is turned into text.
set public_folder to (path to home folder) & "Dropbox:Public" as string
set dropbox_urls to {}
set AppleScript's text item delimiters to ", "

tell application "Finder"
	set selected_items to selection
	
	repeat with current_item in selected_items
		-- Get the file's name
		set current_item_alias to current_item as alias
		set file_name to name of current_item_alias
		
		-- Copy it to the public folder.
		copy current_item to public_folder
		
		-- Percent encode the file name and append it to the path
		set encoded_file_name to do shell script "/usr/bin/python -c 'import sys, urllib; print urllib.quote(sys.argv[1])' " & quoted form of file_name
		set file_share_url to "http://dl.dropbox.com/u/" & dropbox_id & "/" & encoded_file_name
		
		-- Add the share URL to the list of shared items
		set end of dropbox_urls to file_share_url
	end repeat
end tell

-- Set the clipboard to a comma separated list of the shared items.
set the clipboard to dropbox_urls as text

Is there an updated version? I don't know my dropboxID and share URLs are with http://dl.dropbox.com/s//, where ID is different for each file.