ShortSwitch.scpt

set the ClipURL to urlencode(the clipboard as string)

set curlCMD to ¬
	"curl --stderr /dev/null \"http://api.shortswitch.com/shorten?apiKey=YOUR_API_KEY&url=" & ClipURL & "\""

do shell script curlCMD


set theResult to the result

set theURL to grepURL(theResult)
return theURL

on grepURL(theText)
	set theResult to theText
	set AppleScript's text item delimiters to "<shortURL>"
	set theResult to second text item of theResult
	set AppleScript's text item delimiters to "</shortUrl>"
	set theLink to first text item of theResult
	return theLink
end grepURL

on urlencode(theText)
	set theTextEnc to ""
	repeat with eachChar in characters of theText
		set useChar to eachChar
		set eachCharNum to ASCII number of eachChar
		if eachCharNum = 32 then
			set useChar to "+"
		else if (eachCharNum ≠ 42) and (eachCharNum ≠ 95) and (eachCharNum < 45 or eachCharNum > 46) and (eachCharNum < 48 or eachCharNum > 57) and (eachCharNum < 65 or eachCharNum > 90) and (eachCharNum < 97 or eachCharNum > 122) then
			set firstDig to round (eachCharNum / 16) rounding down
			set secondDig to eachCharNum mod 16
			if firstDig > 9 then
				set aNum to firstDig + 55
				set firstDig to ASCII character aNum
			end if
			if secondDig > 9 then
				set aNum to secondDig + 55
				set secondDig to ASCII character aNum
			end if
			set numHex to ("%" & (firstDig as string) & (secondDig as string)) as string
			set useChar to numHex
		end if
		set theTextEnc to theTextEnc & useChar as string
	end repeat
	return theTextEnc
end urlencode