TextView Tapping

// when setting up your attributed String add an ATTRIBUTE to look for
// in this example button
// when i set up the string for the button I might use this
[NSForegroundColorAttributeName : UIColor.lightGrayColor(),NSFontAttributeName: font,"button":"button"]


func handleTapOnTextView(sender:UITextView){
    let storedAttributedString = self.textView.attributedText
    let textView = sender.view as! UITextView

    let layoutManager = textView.layoutManager
    let location = sender.locationInView(textView)
    var characterIndex : Int!
    characterIndex = layoutManager.characterIndexForPoint(location, inTextContainer: textView.textContainer, fractionOfDistanceBetweenInsertionPoints: nil)

    // adjust by 1 to make it not pick up clicks really inside the textview
    if (characterIndex < textView.textStorage.length - 1) {
        var testRange = NSRange(location:0,length: 0)
        if let _ = textView.attributedText?.attribute("button", atIndex: characterIndex, effectiveRange: &testRange) as? NSString{
              // use the range and change the color of text in the range
              self.textView.attributedText = self.userCommmentsPressState(storedAttributedString, range: testRange, color: UIColor.darkGrayColor())
              self.delay(0.23, closure: {
                    // attribute the label
                    UIView.animateWithDuration(0.3, animations: {
                      self.textView.attributedText = storedAttributedString
                      })
                    // do action whatever action you want
                    
                      })

          }

        }
  }