gistfile1.txt

extension SLComposeViewController {
    convenience init(forServiceType type: String, initialText text: String) {
        self.init(forServiceType: type)
        self.setInitialText(text)
    }

    class func shareViewController(forServiceType type: String) -> SLComposeViewController {
        let text = LocalizedString("Share body")
        let viewController = SLComposeViewController(forServiceType: type, initialText: text)
        viewController.completionHandler = { (result) in
            switch result {
            case .Cancelled:
                return
            case .Done:
                return
            }
        }
        return viewController
    }
}



            let alertController = UIAlertController(title: nil, message: nil, preferredStyle: .ActionSheet)
            if UIApplication.sharedApplication().canOpenURL(NSURL(string: "line://")!) {
                alertController.addAction(UIAlertAction(title: "LINE", style: .Default, handler: { (action) -> Void in
                    let text = LocalizedString("Share body")
                    let encodedText = text.stringByAddingPercentEscapesUsingEncoding(NSUTF8StringEncoding)!
                    let url = NSURL(string: "line://msg/text/\(encodedText)")
                    UIApplication.sharedApplication().openURL(url!)
                    return
                }))
            }
            if SLComposeViewController.isAvailableForServiceType(SLServiceTypeFacebook) {
                alertController.addAction(UIAlertAction(title: "Facebook", style: .Default, handler: { (action) -> Void in
                    let viewController = SLComposeViewController.shareViewController(forServiceType: SLServiceTypeFacebook)
                    self.presentViewController(viewController, animated: true, completion: nil)
                    return
                }))
            }
            if SLComposeViewController.isAvailableForServiceType(SLServiceTypeTwitter) {
                alertController.addAction(UIAlertAction(title: "Twitter", style: .Default, handler: { (action) -> Void in
                    let viewController = SLComposeViewController.shareViewController(forServiceType: SLServiceTypeTwitter)
                    self.presentViewController(viewController, animated: true, completion: nil)
                    return
                }))
            }
            if SLComposeViewController.isAvailableForServiceType(SLServiceTypeSinaWeibo) {
                alertController.addAction(UIAlertAction(title: "Sina Weibo", style: .Default, handler: { (action) -> Void in
                    let viewController = SLComposeViewController.shareViewController(forServiceType: SLServiceTypeSinaWeibo)
                    self.presentViewController(viewController, animated: true, completion: nil)
                    return
                }))
            }
            if MFMailComposeViewController.canSendMail() {
                alertController.addAction(UIAlertAction(title: "Email", style: .Default, handler: { (action) -> Void in
                    var viewController = MFMailComposeViewController()
                    viewController.mailComposeDelegate = self
                    viewController.setSubject(LocalizedString("Share subject"))
                    viewController.setMessageBody(LocalizedString("Share body"), isHTML: false)
                    self.presentViewController(viewController, animated: true, completion: nil)
                    return
                }))
            }
            alertController.addAction(UIAlertAction(title: "Cancel", style: .Cancel, handler: nil))