An example on how to setup links inside UITextView

PrivacyTableViewCell.swift

//
//  PrivacyTableViewCell.swift
//
//  Created by Roman Kyrylenko on 5/22/17.
//  Copyright © 2017 pr0ctopus. All rights reserved.
//

private let privacyScheme = "privacy"
private let termsScheme = "terms"

final class PrivacyTableViewCell: UITableViewCell, UITextViewDelegate, NibReusable {
    
    @IBOutlet private var textView: UITextView!
    private var field: PrivacyAndTermsFormField?
    
    func setup(with field: PrivacyAndTermsFormField) {
        self.field = field
        setup(textView)
    }
    
    private func setup(_ textView: UITextView) {
        let termsPart = tr(.textTermsOfService)
        let privacyPart = tr(.textPrivacyPolicy)
        let template = tr(.textTermsAndPrivacy(termsPart, privacyPart))
        let attributedString = NSMutableAttributedString(string: template)
        let string = template as NSString
        
        attributedString.addAttribute(
            NSLinkAttributeName,
            value: "\(termsScheme)://",
            range: string.range(of: termsPart)
        )
        attributedString.addAttribute(
            NSLinkAttributeName,
            value: "\(privacyScheme)://",
            range: string.range(of: privacyPart)
        )
        
        let paragraph = NSMutableParagraphStyle()
        paragraph.alignment = .center
        paragraph.lineBreakMode = .byWordWrapping
        paragraph.maximumLineHeight = 17
        paragraph.minimumLineHeight = 17
        attributedString.addAttributes(
            [
                NSFontAttributeName: FontFamily.SFUIText.light.font(size: 11),
                NSParagraphStyleAttributeName: paragraph,
                NSForegroundColorAttributeName: UIColor.blackPearl.withAlphaComponent(0.7)
            ],
            range: NSRange(location: 0, length: string.length)
        )
        textView.attributedText = attributedString
        textView.linkTextAttributes = [
            NSForegroundColorAttributeName: UIColor.blackPearl,
            NSFontAttributeName: FontFamily.SanFranciscoText.semibold.font(size: 11)
        ]
        textView.delegate = self
        textView.isEditable = false
    }
    
    // MARK: - UITextViewDelegate
    
    func textView(_ textView: UITextView, shouldInteractWith URL: URL, in characterRange: NSRange) -> Bool {
        guard let scheme = URL.scheme else {
            return true
        }
        
        if scheme == privacyScheme {
            field?.privacyAction.onNext()
        } else if scheme == termsScheme {
            field?.termsAction.onNext()
        } else {
            return true
        }
        
        return false
    }
    
}