Files
Attractor/SBrowser/Script Policy UI/ScriptPolicyViewController.swift
2020-07-24 19:26:35 -07:00

114 lines
4.1 KiB
Swift

//
// ScriptPolicyViewController.swift
// SBrowser
//
// Created by James Magahern on 7/24/20.
//
import UIKit
protocol ScriptPolicyViewControllerDelegate {
func didChangeScriptPolicy()
}
class ScriptPolicyControlListCell: UICollectionViewListCell
{
let policyControl = ScriptPolicyControl()
override init(frame: CGRect) {
super.init(frame: frame)
addSubview(policyControl)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func layoutSubviews() {
super.layoutSubviews()
let policyControlWidth = CGFloat(100.0)
policyControl.frame = CGRect(x: bounds.maxX - policyControlWidth, y: 0, width: policyControlWidth, height: bounds.height)
bringSubviewToFront(policyControl)
contentView.frame = CGRect(origin: contentView.frame.origin, size: CGSize(width: bounds.width - policyControl.frame.width, height: contentView.frame.height))
}
}
class ScriptPolicyViewController: UIViewController, UICollectionViewDelegate
{
var collectionView: UICollectionView?
var delegate: ScriptPolicyViewControllerDelegate? = nil
var dataSource: UICollectionViewDiffableDataSource<Int, String>?
private var didChangeScriptPolicy = false
convenience init(policyManager: ResourcePolicyManager, blockedScripts: Set<String>) {
self.init(nibName: nil, bundle: nil)
let listConfig = UICollectionLayoutListConfiguration(appearance: .grouped)
let listLayout = UICollectionViewCompositionalLayout.list(using: listConfig)
let collectionView = UICollectionView(frame: .zero, collectionViewLayout: listLayout)
let registry = UICollectionView.CellRegistration<ScriptPolicyControlListCell, String> { (listCell, indexPath, item) in
var config = listCell.defaultContentConfiguration()
config.text = item
listCell.contentConfiguration = config
if policyManager.allowedOriginsForScriptResources().contains(item) {
listCell.policyControl.policyStatus = .allowed
} else {
listCell.policyControl.policyStatus = .blocked
}
listCell.policyControl.addAction(UIAction(handler: { _ in
if listCell.policyControl.policyStatus == .allowed {
policyManager.allowOriginToLoadScriptResources(item)
} else {
policyManager.disallowOriginToLoadScriptResources(item)
}
self.didChangeScriptPolicy = true
}), for: .valueChanged)
}
let dataSource = UICollectionViewDiffableDataSource<Int, String>(collectionView: collectionView) { (collectionView, indexPath, item) -> UICollectionViewCell? in
collectionView.dequeueConfiguredReusableCell(using: registry, for: indexPath, item: item)
}
collectionView.dataSource = dataSource
collectionView.delegate = self
var snapshot = dataSource.snapshot()
snapshot.appendSections([ 0 ])
snapshot.appendItems(Array(blockedScripts))
dataSource.apply(snapshot)
self.dataSource = dataSource
self.collectionView = collectionView
title = "Script Origin Policy"
navigationItem.rightBarButtonItem = UIBarButtonItem(systemItem: .done, primaryAction: UIAction(handler: { action in
if self.didChangeScriptPolicy {
self.delegate?.didChangeScriptPolicy()
}
self.dismiss(animated: true, completion: nil)
}), menu: nil)
}
override func loadView() {
self.view = collectionView
}
// MARK: UICollectionViewDelegate
func collectionView(_ collectionView: UICollectionView, shouldHighlightItemAt indexPath: IndexPath) -> Bool {
false
}
func collectionView(_ collectionView: UICollectionView, shouldSelectItemAt indexPath: IndexPath) -> Bool {
false
}
}