Shows detailed source “About” page when adding 3rd-party sources

Allows users to preview sources before adding them to their AltStore.

AltStore/Sources/SourceDetailContentViewController.swift

@@ -0,0 +1,341 @@
+//
+//  SourcesDetailContentViewController.swift
+//  AltStore
+//
+//  Created by Riley Testut on 3/8/23.
+//  Copyright © 2023 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+import AltStoreCore
+import Roxas
+
+import Nuke
+
+private let sectionInset = 20.0
+
+extension SourceDetailContentViewController
+{
+    private enum Section: Int
+    {
+        case news
+        case featuredApps
+        case about
+    }
+    
+    private enum ElementKind: String
+    {
+        case title
+        case button
+    }
+}
+
+class SourceDetailContentViewController: UICollectionViewController
+{
+    let source: Source
+    
+    private lazy var dataSource = self.makeDataSource()
+    private lazy var newsDataSource = self.makeNewsDataSource()
+    private lazy var appsDataSource = self.makeAppsDataSource()
+    private lazy var aboutDataSource = self.makeAboutDataSource()
+    
+    override var collectionViewLayout: UICollectionViewCompositionalLayout {
+        return self.collectionView.collectionViewLayout as! UICollectionViewCompositionalLayout
+    }
+            
+    init?(source: Source, coder: NSCoder)
+    {
+        self.source = source
+        
+        super.init(coder: coder)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func viewDidLoad()
+    {
+        super.viewDidLoad()
+        
+        self.view.tintColor = self.source.effectiveTintColor
+        
+        let collectionViewLayout = self.makeLayout(source: self.source)
+        self.collectionView.collectionViewLayout = collectionViewLayout
+        
+        self.collectionView.register(NewsCollectionViewCell.nib, forCellWithReuseIdentifier: "NewsCell")
+        self.collectionView.register(TitleCollectionReusableView.self, forSupplementaryViewOfKind: ElementKind.title.rawValue, withReuseIdentifier: ElementKind.title.rawValue)
+        self.collectionView.register(ButtonCollectionReusableView.self, forSupplementaryViewOfKind: ElementKind.button.rawValue, withReuseIdentifier: ElementKind.button.rawValue)
+        
+        self.dataSource.proxy = self
+        self.collectionView.dataSource = self.dataSource
+        self.collectionView.prefetchDataSource = self.dataSource
+    }
+    
+    override func viewSafeAreaInsetsDidChange()
+    {
+        super.viewSafeAreaInsetsDidChange()
+        
+        // Add sectionInset to safeAreaInsets.bottom.
+        self.collectionView.contentInset = UIEdgeInsets(top: sectionInset, left: 0, bottom: self.view.safeAreaInsets.bottom + sectionInset, right: 0)
+    }
+}
+
+private extension SourceDetailContentViewController
+{
+    func makeLayout(source: Source) -> UICollectionViewCompositionalLayout
+    {
+        let layoutConfig = UICollectionViewCompositionalLayoutConfiguration()
+        layoutConfig.interSectionSpacing = 10
+        
+        let layout = UICollectionViewCompositionalLayout(sectionProvider: { (sectionIndex, layoutEnvironment) -> NSCollectionLayoutSection? in
+            guard let section = Section(rawValue: sectionIndex) else { return nil }
+                        
+            switch section
+            {
+            case .news:
+                guard !source.newsItems.isEmpty else { return nil }
+                
+                let itemSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .estimated(50)) // Underestimate height to prevent jumping size abruptly.
+                let item = NSCollectionLayoutItem(layoutSize: itemSize)
+                
+                let groupWidth = layoutEnvironment.container.contentSize.width - sectionInset * 2
+                let groupSize = NSCollectionLayoutSize(widthDimension: .absolute(groupWidth), heightDimension: .estimated(50))
+                let group = NSCollectionLayoutGroup.horizontal(layoutSize: groupSize, subitems: [item])
+                
+                let buttonSize = NSCollectionLayoutSize(widthDimension: .estimated(60), heightDimension: .estimated(20))
+                let sectionFooter = NSCollectionLayoutBoundarySupplementaryItem(layoutSize: buttonSize, elementKind: ElementKind.button.rawValue, alignment: .bottomTrailing)
+                
+                let layoutSection = NSCollectionLayoutSection(group: group)
+                layoutSection.interGroupSpacing = 10
+                layoutSection.contentInsets = NSDirectionalEdgeInsets(top: 0, leading: sectionInset, bottom: 4, trailing: sectionInset)
+                layoutSection.orthogonalScrollingBehavior = .groupPagingCentered
+                layoutSection.boundarySupplementaryItems = [sectionFooter]
+                return layoutSection
+                
+            case .featuredApps:
+                // Always show Featured Apps section, even if there are no apps.
+                // guard !source.effectiveFeaturedApps.isEmpty else { return nil }
+                
+                let itemSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .absolute(88))
+                let item = NSCollectionLayoutItem(layoutSize: itemSize)
+                
+                let group = NSCollectionLayoutGroup.vertical(layoutSize: itemSize, subitems: [item])
+                
+                let titleSize = NSCollectionLayoutSize(widthDimension: .estimated(75), heightDimension: .estimated(40))
+                let titleHeader = NSCollectionLayoutBoundarySupplementaryItem(layoutSize: titleSize, elementKind: ElementKind.title.rawValue, alignment: .topLeading)
+                
+                let buttonSize = NSCollectionLayoutSize(widthDimension: .estimated(60), heightDimension: .estimated(20))
+                let buttonHeader = NSCollectionLayoutBoundarySupplementaryItem(layoutSize: buttonSize, elementKind: ElementKind.button.rawValue, alignment: .bottomTrailing)
+                
+                let layoutSection = NSCollectionLayoutSection(group: group)
+                layoutSection.interGroupSpacing = 15
+                layoutSection.contentInsets = NSDirectionalEdgeInsets(top: 15 /* independent of sectionInset */, leading: sectionInset, bottom: 4, trailing: sectionInset)
+                layoutSection.orthogonalScrollingBehavior = .none
+                layoutSection.boundarySupplementaryItems = [titleHeader, buttonHeader]
+                return layoutSection
+                
+            case .about:
+                guard source.localizedDescription != nil else { return nil }
+                
+                let itemSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .estimated(200))
+                let item = NSCollectionLayoutItem(layoutSize: itemSize)
+                
+                let group = NSCollectionLayoutGroup.vertical(layoutSize: itemSize, subitems: [item])
+                
+                let titleSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .estimated(40))
+                let titleHeader = NSCollectionLayoutBoundarySupplementaryItem(layoutSize: titleSize, elementKind: ElementKind.title.rawValue, alignment: .topLeading)
+                
+                let layoutSection = NSCollectionLayoutSection(group: group)
+                layoutSection.contentInsets = NSDirectionalEdgeInsets(top: 15 /* independent of sectionInset */, leading: sectionInset, bottom: 0, trailing: sectionInset)
+                layoutSection.orthogonalScrollingBehavior = .none
+                layoutSection.boundarySupplementaryItems = [titleHeader]
+                return layoutSection
+            }
+        }, configuration: layoutConfig)
+
+        return layout
+    }
+    
+    func makeDataSource() -> RSTCompositeCollectionViewPrefetchingDataSource<NSManagedObject, UIImage>
+    {
+        let newsDataSource = self.newsDataSource as! RSTFetchedResultsCollectionViewDataSource<NSManagedObject>
+        let appsDataSource = self.appsDataSource as! RSTArrayCollectionViewPrefetchingDataSource<NSManagedObject, UIImage>
+        
+        let dataSource = RSTCompositeCollectionViewPrefetchingDataSource<NSManagedObject, UIImage>(dataSources: [newsDataSource, appsDataSource, self.aboutDataSource])
+        return dataSource
+    }
+    
+    func makeNewsDataSource() -> RSTFetchedResultsCollectionViewDataSource<NewsItem>
+    {
+        let fetchRequest = NewsItem.sortedFetchRequest(for: self.source)
+        
+        let context = self.source.managedObjectContext ?? DatabaseManager.shared.viewContext
+        let dataSource = RSTFetchedResultsCollectionViewDataSource(fetchRequest: fetchRequest, managedObjectContext: context)
+        dataSource.liveFetchLimit = 5
+        dataSource.cellIdentifierHandler = { _ in "NewsCell" }
+        dataSource.cellConfigurationHandler = { (cell, newsItem, indexPath) in
+            let cell = cell as! NewsCollectionViewCell
+            
+            // For some reason, setting cell.layoutMargins = .zero does not update cell.contentView.layoutMargins.
+            cell.layoutMargins = .zero
+            cell.contentView.layoutMargins = .zero
+            
+            cell.titleLabel.text = newsItem.title
+            cell.captionLabel.text = newsItem.caption
+            cell.contentBackgroundView.backgroundColor = newsItem.tintColor
+            
+            cell.imageView.image = nil
+            cell.imageView.isHidden = true
+            
+            cell.isAccessibilityElement = true
+            cell.accessibilityLabel = (cell.titleLabel.text ?? "") + ". " + (cell.captionLabel.text ?? "")
+            
+            if newsItem.storeApp != nil || newsItem.externalURL != nil
+            {
+                cell.accessibilityTraits.insert(.button)
+            }
+            else
+            {
+                cell.accessibilityTraits.remove(.button)
+            }
+        }
+        
+        return dataSource
+    }
+    
+    func makeAppsDataSource() -> RSTArrayCollectionViewPrefetchingDataSource<StoreApp, UIImage>
+    {
+        let featuredApps = self.source.effectiveFeaturedApps
+        let limitedFeaturedApps = Array(featuredApps.prefix(5))
+        
+        let dataSource = RSTArrayCollectionViewPrefetchingDataSource<StoreApp, UIImage>(items: limitedFeaturedApps)
+        dataSource.cellIdentifierHandler = { _ in "AppCell" }
+        dataSource.predicate = NSPredicate(format: "%K == NO", #keyPath(StoreApp.isBeta)) // Never show beta apps (at least until we support betas for other sources).
+        dataSource.cellConfigurationHandler = { [weak self] (cell, storeApp, indexPath) in
+            let cell = cell as! AppBannerCollectionViewCell
+            cell.tintColor = storeApp.tintColor
+            
+            // For some reason, setting cell.layoutMargins = .zero does not update cell.contentView.layoutMargins.
+            cell.layoutMargins = .zero
+            cell.contentView.layoutMargins = .zero
+            
+            cell.bannerView.configure(for: storeApp)
+            
+            cell.bannerView.iconImageView.isIndicatingActivity = true
+            cell.bannerView.buttonLabel.isHidden = true
+            
+            cell.bannerView.button.isIndicatingActivity = false
+            cell.bannerView.button.tintColor = storeApp.tintColor
+            
+            let buttonTitle = NSLocalizedString("Free", comment: "")
+            cell.bannerView.button.setTitle(buttonTitle.uppercased(), for: .normal)
+            cell.bannerView.button.accessibilityLabel = String(format: NSLocalizedString("Download %@", comment: ""), storeApp.name)
+            cell.bannerView.button.accessibilityValue = buttonTitle
+            
+            let progress = AppManager.shared.installationProgress(for: storeApp)
+            cell.bannerView.button.progress = progress
+            
+            if let versionDate = storeApp.latestSupportedVersion?.date, versionDate > Date()
+            {
+                cell.bannerView.button.countdownDate = versionDate
+            }
+            else
+            {
+                cell.bannerView.button.countdownDate = nil
+            }
+
+            // Make sure refresh button is correct size.
+            cell.layoutIfNeeded()
+            
+            if let progress = AppManager.shared.installationProgress(for: storeApp), progress.fractionCompleted < 1.0
+            {
+                cell.bannerView.button.progress = progress
+            }
+            else
+            {
+                cell.bannerView.button.progress = nil
+            }
+        }
+        dataSource.prefetchHandler = { (storeApp, indexPath, completion) -> Foundation.Operation? in
+            return RSTAsyncBlockOperation { (operation) in
+                storeApp.managedObjectContext?.perform {
+                    ImagePipeline.shared.loadImage(with: storeApp.iconURL, progress: nil) { result in
+                        guard !operation.isCancelled else { return operation.finish() }
+                        
+                        switch result
+                        {
+                        case .success(let response): completion(response.image, nil)
+                        case .failure(let error): completion(nil, error)
+                        }
+                    }
+                }
+            }
+        }
+        dataSource.prefetchCompletionHandler = { (cell, image, indexPath, error) in
+            let cell = cell as! AppBannerCollectionViewCell
+            cell.bannerView.iconImageView.image = image
+            cell.bannerView.iconImageView.isIndicatingActivity = false
+            
+            if let error
+            {
+                print("[ALTLog] Error loading source icon:", error)
+            }
+        }
+        
+        return dataSource
+    }
+    
+    func makeAboutDataSource() -> RSTDynamicCollectionViewDataSource<NSManagedObject>
+    {
+        let dataSource = RSTDynamicCollectionViewDataSource<NSManagedObject>()
+        dataSource.numberOfSectionsHandler = { 1 }
+        dataSource.numberOfItemsHandler = { _ in self.source.localizedDescription == nil ? 0 : 1 }
+        dataSource.cellIdentifierHandler = { _ in "AboutCell" }
+        dataSource.cellConfigurationHandler = { [weak self] (cell, _, indexPath) in
+            let cell = cell as! TextViewCollectionViewCell
+            cell.contentView.layoutMargins = .zero // Fixes incorrect margins if not initially on screen.
+            cell.textView.text = self?.source.localizedDescription
+            cell.textView.isCollapsed = false
+        }
+        
+        return dataSource
+    }
+}
+
+extension SourceDetailContentViewController
+{
+    override func collectionView(_ collectionView: UICollectionView, viewForSupplementaryElementOfKind kind: String, at indexPath: IndexPath) -> UICollectionReusableView
+    {
+        let supplementaryView = collectionView.dequeueReusableSupplementaryView(ofKind: kind, withReuseIdentifier: kind, for: indexPath)
+        
+        let section = Section(rawValue: indexPath.section)!
+        let kind = ElementKind(rawValue: kind)!
+        switch (section, kind)
+        {
+        case (.news, _):
+            let buttonView = supplementaryView as! ButtonCollectionReusableView
+            buttonView.button.setTitle(NSLocalizedString("View All", comment: ""), for: .normal)
+            
+        case (.featuredApps, .title):
+            let titleView = supplementaryView as! TitleCollectionReusableView
+            titleView.label.text = NSLocalizedString("Featured Apps", comment: "")
+            
+        case (.featuredApps, .button):
+            let buttonView = supplementaryView as! ButtonCollectionReusableView
+            buttonView.button.setTitle(NSLocalizedString("View All Apps", comment: ""), for: .normal)
+            
+        case (.about, _):
+            let titleView = supplementaryView as! TitleCollectionReusableView
+            titleView.label.text = NSLocalizedString("About", comment: "")
+        }
+        
+        return supplementaryView
+    }
+}
+
+extension SourceDetailContentViewController: ScrollableContentViewController
+{
+    var scrollView: UIScrollView { self.collectionView }
+}

AltStore/Sources/SourceDetailViewController.swift

@@ -0,0 +1,108 @@
+//
+//  SourceDetailViewController.swift
+//  AltStore
+//
+//  Created by Riley Testut on 3/15/23.
+//  Copyright © 2023 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+import AltStoreCore
+import Roxas
+
+import Nuke
+
+class SourceDetailViewController: HeaderContentViewController<SourceHeaderView, SourceDetailContentViewController>
+{
+    @Managed private(set) var source: Source
+    
+    private var addButton: VibrantButton!
+    
+    private var previousBounds: CGRect?
+    
+    init?(source: Source, coder: NSCoder)
+    {
+        self.source = source
+        super.init(coder: coder)
+        
+        self.title = source.name
+        self.tintColor = source.effectiveTintColor
+    }
+    
+    required init?(coder: NSCoder)
+    {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func viewDidLoad()
+    {
+        super.viewDidLoad()
+        
+        self.addButton = VibrantButton(type: .system)
+        self.addButton.title = NSLocalizedString("ADD", comment: "")
+        self.addButton.contentInsets = PillButton.contentInsets
+        self.addButton.sizeToFit()
+        self.view.addSubview(self.addButton)
+        
+        Nuke.loadImage(with: self.source.effectiveIconURL, into: self.navigationBarIconView)
+        Nuke.loadImage(with: self.source.effectiveHeaderImageURL, into: self.backgroundImageView)
+        
+        self.update()
+    }
+    
+    override func viewDidLayoutSubviews()
+    {
+        super.viewDidLayoutSubviews()
+        
+        self.addButton.layer.cornerRadius = self.addButton.bounds.midY
+        self.navigationBarIconView.layer.cornerRadius = self.navigationBarIconView.bounds.midY
+        
+        var addButtonSize = self.addButton.sizeThatFits(CGSize(width: Double.infinity, height: .infinity))
+        addButtonSize.width = max(addButtonSize.width, PillButton.minimumSize.width)
+        addButtonSize.height = max(addButtonSize.height, PillButton.minimumSize.height)
+        self.addButton.frame.size = addButtonSize
+        
+        // Place in top-right corner.
+        let inset = 15.0
+        self.addButton.center.y = self.backButton.center.y
+        self.addButton.frame.origin.x = self.view.bounds.width - inset - self.addButton.bounds.width
+        
+        guard self.view.bounds != self.previousBounds else { return }
+        self.previousBounds = self.view.bounds
+        
+        let headerSize = self.headerView.systemLayoutSizeFitting(CGSize(width: self.view.bounds.width - inset * 2, height: UIView.layoutFittingCompressedSize.height))
+        self.headerView.frame.size.height = headerSize.height
+    }
+    
+    //MARK: Override
+    
+    override func makeContentViewController() -> SourceDetailContentViewController
+    {
+        guard let storyboard = self.storyboard else { fatalError("SourceDetailViewController must be initialized via UIStoryboard.") }
+        
+        let contentViewController = storyboard.instantiateViewController(identifier: "sourceDetailContentViewController") { coder in
+            SourceDetailContentViewController(source: self.source, coder: coder)
+        }
+        return contentViewController
+    }
+    
+    override func makeHeaderView() -> SourceHeaderView
+    {
+        let sourceAboutView = SourceHeaderView(frame: CGRect(x: 0, y: 0, width: 375, height: 200))
+        sourceAboutView.configure(for: self.source)
+        return sourceAboutView
+    }
+    
+    override func update()
+    {
+        super.update()
+        
+        if self.source.identifier == Source.altStoreIdentifier
+        {
+            // Users can't remove default AltStore source, so hide buttons.
+            self.addButton.isHidden = true
+            self.navigationBarButton.isHidden = true
+        }
+    }
+}

AltStore/Sources/SourceDetailsComponents.swift

@@ -0,0 +1,89 @@
+//
+//  SourceDetailsComponents.swift
+//  AltStore
+//
+//  Created by Riley Testut on 3/16/23.
+//  Copyright © 2023 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+import Roxas
+
+class TitleCollectionReusableView: UICollectionReusableView
+{
+    let label: UILabel
+    
+    override init(frame: CGRect)
+    {
+        let fontDescriptor = UIFontDescriptor.preferredFontDescriptor(withTextStyle: .largeTitle).withSymbolicTraits(.traitBold)!
+        let font = UIFont(descriptor: fontDescriptor, size: 0.0)
+        
+        self.label = UILabel(frame: .zero)
+        self.label.font = font
+        
+        super.init(frame: frame)
+        
+        self.addSubview(self.label, pinningEdgesWith: .zero)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+}
+
+class ButtonCollectionReusableView: UICollectionReusableView
+{
+    let button: UIButton
+    
+    override init(frame: CGRect)
+    {
+        self.button = UIButton(type: .system)
+        self.button.translatesAutoresizingMaskIntoConstraints = false
+        
+        super.init(frame: frame)
+        
+        self.addSubview(self.button, pinningEdgesWith: .zero)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+}
+
+class TextViewCollectionViewCell: UICollectionViewCell
+{
+    let textView = CollapsingTextView(frame: .zero)
+    
+    override init(frame: CGRect)
+    {
+        super.init(frame: frame)
+        
+        self.initialize()
+    }
+    
+    required init?(coder: NSCoder)
+    {
+        super.init(coder: coder)
+        
+        self.initialize()
+    }
+    
+    private func initialize()
+    {
+        self.textView.font = UIFont.preferredFont(forTextStyle: .body)
+        self.textView.isScrollEnabled = false
+        self.textView.isEditable = false
+        self.textView.isSelectable = true
+        self.textView.dataDetectorTypes = [.link]
+        self.contentView.addSubview(self.textView, pinningEdgesWith: .zero)
+    }
+    
+    override func layoutMarginsDidChange()
+    {
+        super.layoutMarginsDidChange()
+        
+        self.textView.textContainerInset.left = self.contentView.layoutMargins.left
+        self.textView.textContainerInset.right = self.contentView.layoutMargins.right
+    }
+}

AltStore/Sources/SourceHeaderView.swift

@@ -0,0 +1,106 @@
+//
+//  SourceHeaderView.swift
+//  AltStore
+//
+//  Created by Riley Testut on 3/9/23.
+//  Copyright © 2023 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+import AltStoreCore
+import Roxas
+
+import Nuke
+
+class SourceHeaderView: RSTNibView
+{
+    @IBOutlet private(set) var titleLabel: UILabel!
+    @IBOutlet private(set) var subtitleLabel: UILabel!
+    @IBOutlet private(set) var iconImageView: UIImageView!
+    @IBOutlet private(set) var websiteButton: UIButton!
+    
+    @IBOutlet private var websiteContentView: UIView!
+    @IBOutlet private var websiteButtonContainerView: UIView!
+    @IBOutlet private var websiteImageView: UIImageView!
+    
+    @IBOutlet private var widthConstraint: NSLayoutConstraint!
+    
+    override init(frame: CGRect)
+    {
+        super.init(frame: frame)
+        
+        self.initialize()
+    }
+    
+    required init?(coder: NSCoder)
+    {
+        super.init(coder: coder)
+        
+        self.initialize()
+    }
+    
+    private func initialize()
+    {
+        self.clipsToBounds = true
+        self.layer.cornerRadius = 22
+        
+        self.iconImageView.clipsToBounds = true
+        
+        let fontDescriptor = UIFontDescriptor.preferredFontDescriptor(withTextStyle: .title3).withSymbolicTraits(.traitBold)!
+        let titleFont = UIFont(descriptor: fontDescriptor, size: 0.0)
+        self.titleLabel.font = titleFont
+        
+        self.websiteButton.setTitle(nil, for: .normal)
+        self.websiteButton.titleLabel?.font = UIFont.preferredFont(forTextStyle: .subheadline)
+        
+        let imageConfiguration = UIImage.SymbolConfiguration(scale: .medium)
+        let websiteImage = UIImage(systemName: "link", withConfiguration: imageConfiguration)
+        self.websiteImageView.image = websiteImage
+        
+        self.websiteButtonContainerView.clipsToBounds = true
+        self.websiteButtonContainerView.layer.cornerRadius = 14 // 22 - inset (8)
+    }
+    
+    override func layoutSubviews()
+    {
+        super.layoutSubviews()
+        
+        self.iconImageView.layer.cornerRadius = self.iconImageView.bounds.midY
+        
+        if let titleLabel = self.websiteButton.titleLabel, self.widthConstraint.constant == 0
+        {
+            // Left-align website button text with subtitle by increasing width by label inset.
+            let frame = self.websiteButton.convert(titleLabel.frame, from: titleLabel.superview)
+            self.widthConstraint.constant = frame.minX
+        }
+    }
+}
+
+extension SourceHeaderView
+{
+    func configure(for source: Source)
+    {
+        self.titleLabel.text = source.name
+        self.subtitleLabel.text = source.subtitle
+        
+        self.websiteImageView.tintColor = source.effectiveTintColor
+        
+        if let websiteURL = source.websiteURL
+        {
+            self.websiteButton.setTitle(websiteURL.absoluteString, for: .normal)
+            
+            self.websiteContentView.isHidden = false
+            self.websiteImageView.isHidden = false
+        }
+        else
+        {
+            self.websiteButton.setTitle(nil, for: .normal)
+            
+            self.websiteContentView.isHidden = true
+            self.websiteImageView.isHidden = true
+        }
+        
+        Nuke.loadImage(with: source.effectiveIconURL, into: self.iconImageView)
+    }
+}

AltStore/Sources/SourceHeaderView.xib

@@ -0,0 +1,206 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="21507" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+    <device id="retina6_12" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="21505"/>
+        <capability name="Named colors" minToolsVersion="9.0"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <objects>
+        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="SourceHeaderView" customModule="AltStore" customModuleProvider="target">
+            <connections>
+                <outlet property="iconImageView" destination="rfC-wI-8JY" id="1FW-GN-WDa"/>
+                <outlet property="subtitleLabel" destination="IUL-qI-QAg" id="RyD-ax-OtJ"/>
+                <outlet property="titleLabel" destination="FsG-Wm-6xP" id="huW-re-9G0"/>
+                <outlet property="websiteButton" destination="cDF-t8-8Ri" id="6YC-OT-StI"/>
+                <outlet property="websiteButtonContainerView" destination="kyG-Ne-9eG" id="eH9-eb-iEe"/>
+                <outlet property="websiteContentView" destination="lLy-42-4bf" id="sUV-gS-ykd"/>
+                <outlet property="websiteImageView" destination="Vd9-Y3-Vhc" id="vvT-Wx-o8o"/>
+                <outlet property="widthConstraint" destination="KPO-2J-5Pt" id="o0i-tJ-88g"/>
+            </connections>
+        </placeholder>
+        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
+        <view opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="ed2-hy-JkU">
+            <rect key="frame" x="0.0" y="0.0" width="375" height="400"/>
+            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+            <subviews>
+                <visualEffectView opaque="NO" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" translatesAutoresizingMaskIntoConstraints="NO" id="VTh-Dz-qVQ" userLabel="Blur View">
+                    <rect key="frame" x="0.0" y="0.0" width="375" height="400"/>
+                    <view key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="eHD-cD-5y4">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="400"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <stackView opaque="NO" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" axis="vertical" distribution="equalSpacing" spacing="14" translatesAutoresizingMaskIntoConstraints="NO" id="Ydv-2n-m56">
+                                <rect key="frame" x="0.0" y="0.0" width="375" height="400"/>
+                                <subviews>
+                                    <stackView opaque="NO" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" alignment="center" spacing="11" translatesAutoresizingMaskIntoConstraints="NO" id="hfp-yJ-gcH" userLabel="App Info">
+                                        <rect key="frame" x="14" y="14" width="349" height="68"/>
+                                        <subviews>
+                                            <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" translatesAutoresizingMaskIntoConstraints="NO" id="rfC-wI-8JY" userLabel="Icon Image View">
+                                                <rect key="frame" x="0.0" y="0.0" width="68" height="68"/>
+                                                <constraints>
+                                                    <constraint firstAttribute="width" secondItem="rfC-wI-8JY" secondAttribute="height" multiplier="1:1" id="Pec-Vt-SX1"/>
+                                                    <constraint firstAttribute="height" constant="68" id="enw-jt-m0C"/>
+                                                </constraints>
+                                            </imageView>
+                                            <stackView opaque="NO" contentMode="scaleToFill" verticalHuggingPriority="100" insetsLayoutMarginsFromSafeArea="NO" axis="vertical" alignment="top" spacing="4" translatesAutoresizingMaskIntoConstraints="NO" id="a5P-5y-U64" userLabel="Labels Stack View">
+                                                <rect key="frame" x="79" y="10.000000000000004" width="270" height="48.333333333333343"/>
+                                                <subviews>
+                                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="100" verticalHuggingPriority="251" horizontalCompressionResistancePriority="500" text="Source Name" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumScaleFactor="0.5" translatesAutoresizingMaskIntoConstraints="NO" id="FsG-Wm-6xP">
+                                                        <rect key="frame" x="0.0" y="0.0" width="128.66666666666666" height="26.333333333333332"/>
+                                                        <accessibility key="accessibilityConfiguration" identifier="NameLabel"/>
+                                                        <fontDescription key="fontDescription" style="UICTFontTextStyleTitle2"/>
+                                                        <nil key="textColor"/>
+                                                        <nil key="highlightedColor"/>
+                                                    </label>
+                                                    <visualEffectView opaque="NO" contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="7WA-03-aKF" userLabel="Vibrancy View">
+                                                        <rect key="frame" x="0.0" y="30.333333333333336" width="95" height="18"/>
+                                                        <view key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="ie4-Od-obh">
+                                                            <rect key="frame" x="0.0" y="0.0" width="95" height="18"/>
+                                                            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                                                            <subviews>
+                                                                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="100" verticalHuggingPriority="750" text="Subtitle" textAlignment="natural" lineBreakMode="tailTruncation" numberOfLines="2" baselineAdjustment="alignBaselines" minimumScaleFactor="0.5" translatesAutoresizingMaskIntoConstraints="NO" id="IUL-qI-QAg">
+                                                                    <rect key="frame" x="0.0" y="0.0" width="95" height="18"/>
+                                                                    <fontDescription key="fontDescription" style="UICTFontTextStyleSubhead"/>
+                                                                    <color key="textColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+                                                                    <nil key="highlightedColor"/>
+                                                                </label>
+                                                            </subviews>
+                                                            <constraints>
+                                                                <constraint firstItem="IUL-qI-QAg" firstAttribute="top" secondItem="ie4-Od-obh" secondAttribute="top" id="3YV-ax-2UB"/>
+                                                                <constraint firstAttribute="trailing" secondItem="IUL-qI-QAg" secondAttribute="trailing" id="PFG-Oe-76p"/>
+                                                                <constraint firstAttribute="bottom" secondItem="IUL-qI-QAg" secondAttribute="bottom" id="Q0z-A4-UhM"/>
+                                                                <constraint firstItem="IUL-qI-QAg" firstAttribute="leading" secondItem="ie4-Od-obh" secondAttribute="leading" id="qjX-ro-UD6"/>
+                                                            </constraints>
+                                                        </view>
+                                                        <vibrancyEffect style="secondaryLabel">
+                                                            <blurEffect style="systemThinMaterial"/>
+                                                        </vibrancyEffect>
+                                                    </visualEffectView>
+                                                </subviews>
+                                            </stackView>
+                                        </subviews>
+                                    </stackView>
+                                    <stackView opaque="NO" contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="lLy-42-4bf" userLabel="Website">
+                                        <rect key="frame" x="14" y="336" width="349" height="50"/>
+                                        <subviews>
+                                            <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="bl1-oP-fLT" userLabel="Spacer View">
+                                                <rect key="frame" x="0.0" y="0.0" width="349" height="50"/>
+                                                <subviews>
+                                                    <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="center" horizontalHuggingPriority="251" verticalHuggingPriority="251" placeholderIntrinsicWidth="44" placeholderIntrinsicHeight="44" translatesAutoresizingMaskIntoConstraints="NO" id="Vd9-Y3-Vhc">
+                                                        <rect key="frame" x="12" y="3" width="44" height="44"/>
+                                                    </imageView>
+                                                    <view contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" translatesAutoresizingMaskIntoConstraints="NO" id="kyG-Ne-9eG" userLabel="Website Button Container View">
+                                                        <rect key="frame" x="79" y="0.0" width="270" height="50"/>
+                                                        <subviews>
+                                                            <visualEffectView opaque="NO" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" translatesAutoresizingMaskIntoConstraints="NO" id="c6g-CV-IeK" userLabel="Vibrancy View">
+                                                                <rect key="frame" x="0.0" y="0.0" width="270" height="50"/>
+                                                                <view key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="zhu-r0-cL8">
+                                                                    <rect key="frame" x="0.0" y="0.0" width="270" height="50"/>
+                                                                    <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                                                                    <subviews>
+                                                                        <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="1lg-Ki-MOK">
+                                                                            <rect key="frame" x="0.0" y="0.0" width="270" height="50"/>
+                                                                            <color key="backgroundColor" white="1" alpha="0.20000000000000001" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+                                                                            <inset key="imageEdgeInsets" minX="0.0" minY="0.0" maxX="2.2250738585072014e-308" maxY="0.0"/>
+                                                                            <state key="normal" title=" "/>
+                                                                            <buttonConfiguration key="configuration" style="plain" title=" "/>
+                                                                        </button>
+                                                                    </subviews>
+                                                                    <constraints>
+                                                                        <constraint firstAttribute="bottom" secondItem="1lg-Ki-MOK" secondAttribute="bottom" id="2Xf-5H-MQm"/>
+                                                                        <constraint firstItem="1lg-Ki-MOK" firstAttribute="top" secondItem="zhu-r0-cL8" secondAttribute="top" id="PIj-oh-hQg"/>
+                                                                        <constraint firstAttribute="trailing" secondItem="1lg-Ki-MOK" secondAttribute="trailing" id="f2H-jO-d5v"/>
+                                                                        <constraint firstItem="1lg-Ki-MOK" firstAttribute="leading" secondItem="zhu-r0-cL8" secondAttribute="leading" id="zdh-qf-8ow"/>
+                                                                    </constraints>
+                                                                </view>
+                                                                <vibrancyEffect style="secondaryFill">
+                                                                    <blurEffect style="systemThinMaterial"/>
+                                                                </vibrancyEffect>
+                                                            </visualEffectView>
+                                                            <visualEffectView opaque="NO" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" translatesAutoresizingMaskIntoConstraints="NO" id="Sgm-uO-rMs" userLabel="Vibrancy View">
+                                                                <rect key="frame" x="0.0" y="0.0" width="270" height="50"/>
+                                                                <view key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="6e6-8c-O5P">
+                                                                    <rect key="frame" x="0.0" y="0.0" width="270" height="50"/>
+                                                                    <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                                                                    <subviews>
+                                                                        <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" buttonType="system" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="cDF-t8-8Ri">
+                                                                            <rect key="frame" x="0.0" y="0.0" width="270" height="50"/>
+                                                                            <inset key="imageEdgeInsets" minX="0.0" minY="0.0" maxX="2.2250738585072014e-308" maxY="0.0"/>
+                                                                            <state key="normal" title="https://rileytestut.com"/>
+                                                                            <buttonConfiguration key="configuration" style="plain" title="https://rileytestut.com"/>
+                                                                        </button>
+                                                                    </subviews>
+                                                                    <constraints>
+                                                                        <constraint firstItem="cDF-t8-8Ri" firstAttribute="leading" secondItem="6e6-8c-O5P" secondAttribute="leading" id="9pW-be-mEO"/>
+                                                                        <constraint firstAttribute="bottom" secondItem="cDF-t8-8Ri" secondAttribute="bottom" id="9zM-Hq-5ea"/>
+                                                                        <constraint firstItem="cDF-t8-8Ri" firstAttribute="top" secondItem="6e6-8c-O5P" secondAttribute="top" id="RW7-Qu-Afy"/>
+                                                                        <constraint firstAttribute="trailing" secondItem="cDF-t8-8Ri" secondAttribute="trailing" id="sln-aP-Czq"/>
+                                                                    </constraints>
+                                                                </view>
+                                                                <vibrancyEffect style="fill">
+                                                                    <blurEffect style="systemThinMaterial"/>
+                                                                </vibrancyEffect>
+                                                            </visualEffectView>
+                                                        </subviews>
+                                                        <constraints>
+                                                            <constraint firstAttribute="trailing" secondItem="c6g-CV-IeK" secondAttribute="trailing" id="2Db-8d-4ta"/>
+                                                            <constraint firstAttribute="bottom" secondItem="Sgm-uO-rMs" secondAttribute="bottom" id="CuL-oW-Tka"/>
+                                                            <constraint firstItem="c6g-CV-IeK" firstAttribute="leading" secondItem="kyG-Ne-9eG" secondAttribute="leading" id="Wey-l1-VIN"/>
+                                                            <constraint firstItem="Sgm-uO-rMs" firstAttribute="leading" secondItem="kyG-Ne-9eG" secondAttribute="leading" id="Zca-A9-Z3v"/>
+                                                            <constraint firstItem="Sgm-uO-rMs" firstAttribute="top" secondItem="kyG-Ne-9eG" secondAttribute="top" id="aLc-Sh-C2g"/>
+                                                            <constraint firstItem="c6g-CV-IeK" firstAttribute="top" secondItem="kyG-Ne-9eG" secondAttribute="top" id="gL7-rP-JJQ"/>
+                                                            <constraint firstAttribute="bottom" secondItem="c6g-CV-IeK" secondAttribute="bottom" id="h1Q-x5-7ch"/>
+                                                            <constraint firstAttribute="trailing" secondItem="Sgm-uO-rMs" secondAttribute="trailing" id="hgG-mP-CiI"/>
+                                                        </constraints>
+                                                    </view>
+                                                </subviews>
+                                                <constraints>
+                                                    <constraint firstItem="kyG-Ne-9eG" firstAttribute="top" secondItem="bl1-oP-fLT" secondAttribute="top" id="4WU-ym-LUr"/>
+                                                    <constraint firstAttribute="bottom" secondItem="kyG-Ne-9eG" secondAttribute="bottom" id="9Md-8N-jr9"/>
+                                                    <constraint firstItem="Vd9-Y3-Vhc" firstAttribute="centerY" secondItem="kyG-Ne-9eG" secondAttribute="centerY" id="kd3-l3-vD7"/>
+                                                    <constraint firstAttribute="trailing" secondItem="kyG-Ne-9eG" secondAttribute="trailing" id="mCi-EJ-bcd"/>
+                                                </constraints>
+                                            </view>
+                                        </subviews>
+                                    </stackView>
+                                </subviews>
+                                <constraints>
+                                    <constraint firstAttribute="trailingMargin" secondItem="hfp-yJ-gcH" secondAttribute="trailing" id="9R7-eh-OeE"/>
+                                    <constraint firstItem="kyG-Ne-9eG" firstAttribute="width" secondItem="a5P-5y-U64" secondAttribute="width" id="KPO-2J-5Pt"/>
+                                    <constraint firstItem="Vd9-Y3-Vhc" firstAttribute="centerX" secondItem="rfC-wI-8JY" secondAttribute="centerX" id="TtS-ai-grE"/>
+                                    <constraint firstAttribute="leadingMargin" secondItem="hfp-yJ-gcH" secondAttribute="leading" id="YPF-kW-MKJ"/>
+                                </constraints>
+                                <edgeInsets key="layoutMargins" top="14" left="14" bottom="14" right="12"/>
+                            </stackView>
+                        </subviews>
+                        <color key="backgroundColor" name="BlurTint"/>
+                        <constraints>
+                            <constraint firstItem="Ydv-2n-m56" firstAttribute="leading" secondItem="eHD-cD-5y4" secondAttribute="leading" id="FdZ-7R-70D"/>
+                            <constraint firstItem="Ydv-2n-m56" firstAttribute="top" secondItem="eHD-cD-5y4" secondAttribute="top" id="JtX-k9-9A3"/>
+                            <constraint firstAttribute="bottom" secondItem="Ydv-2n-m56" secondAttribute="bottom" id="X2R-Ab-m7o"/>
+                            <constraint firstAttribute="trailing" secondItem="Ydv-2n-m56" secondAttribute="trailing" id="z0g-5Q-eso"/>
+                        </constraints>
+                    </view>
+                    <blurEffect style="systemThinMaterial"/>
+                </visualEffectView>
+            </subviews>
+            <viewLayoutGuide key="safeArea" id="jw2-Uc-PZa"/>
+            <constraints>
+                <constraint firstItem="VTh-Dz-qVQ" firstAttribute="top" secondItem="ed2-hy-JkU" secondAttribute="top" id="2oR-Up-r2e"/>
+                <constraint firstAttribute="bottom" secondItem="VTh-Dz-qVQ" secondAttribute="bottom" id="4bb-e5-tea"/>
+                <constraint firstItem="VTh-Dz-qVQ" firstAttribute="leading" secondItem="ed2-hy-JkU" secondAttribute="leading" id="aZg-21-M6I"/>
+                <constraint firstAttribute="trailing" secondItem="VTh-Dz-qVQ" secondAttribute="trailing" id="o4u-HT-CZ6"/>
+            </constraints>
+            <freeformSimulatedSizeMetrics key="simulatedDestinationMetrics"/>
+            <point key="canvasLocation" x="266" y="135"/>
+        </view>
+    </objects>
+    <resources>
+        <namedColor name="BlurTint">
+            <color red="1" green="1" blue="1" alpha="0.30000001192092896" colorSpace="custom" customColorSpace="sRGB"/>
+        </namedColor>
+    </resources>
+</document>

AltStore/Sources/Sources.storyboard

@@ -4,7 +4,9 @@
     <dependencies>
         <deployment identifier="iOS"/>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="21505"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="System colors in document resources" minToolsVersion="11.0"/>
+        <capability name="collection view cell content view" minToolsVersion="11.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
@@ -127,12 +129,73 @@
                             </connections>
                         </barButtonItem>
                     </navigationItem>
+                    <connections>
+                        <segue destination="7XE-Wv-lf9" kind="show" identifier="showSourceDetails" destinationCreationSelector="makeSourceDetailViewController:sender:" id="dLj-Tf-ZjV"/>
+                    </connections>
                 </collectionViewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="69z-hg-xF8" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
                 <exit id="wBZ-c2-miy" userLabel="Exit" sceneMemberID="exit"/>
             </objects>
             <point key="canvasLocation" x="810" y="-13"/>
         </scene>
+        <!--Source Detail View Controller-->
+        <scene sceneID="xbN-Mz-TtU">
+            <objects>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="cYc-NX-nF1" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
+                <viewController storyboardIdentifier="sourceDetailViewController" id="7XE-Wv-lf9" customClass="SourceDetailViewController" customModule="AltStore" customModuleProvider="target" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="eIv-0H-ZIq">
+                        <rect key="frame" x="0.0" y="0.0" width="393" height="852"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <viewLayoutGuide key="safeArea" id="GND-ro-Anp"/>
+                        <color key="backgroundColor" systemColor="systemBackgroundColor"/>
+                    </view>
+                    <navigationItem key="navigationItem" id="Ocv-bj-TfG"/>
+                </viewController>
+            </objects>
+            <point key="canvasLocation" x="1646.5648854961833" y="-13.380281690140846"/>
+        </scene>
+        <!--Source Detail Content View Controller-->
+        <scene sceneID="8nl-ly-jhT">
+            <objects>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="KEz-hK-u3f" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
+                <collectionViewController storyboardIdentifier="sourceDetailContentViewController" id="MSh-hM-32I" customClass="SourceDetailContentViewController" customModule="AltStore" customModuleProvider="target" sceneMemberID="viewController">
+                    <collectionView key="view" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" dataMode="prototypes" id="fiF-YD-Ing">
+                        <rect key="frame" x="0.0" y="0.0" width="393" height="852"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" systemColor="systemBackgroundColor"/>
+                        <collectionViewFlowLayout key="collectionViewLayout" automaticEstimatedItemSize="YES" minimumLineSpacing="10" minimumInteritemSpacing="10" id="evc-Tb-ofk">
+                            <size key="itemSize" width="128" height="128"/>
+                            <size key="headerReferenceSize" width="0.0" height="0.0"/>
+                            <size key="footerReferenceSize" width="0.0" height="0.0"/>
+                            <inset key="sectionInset" minX="0.0" minY="0.0" maxX="0.0" maxY="0.0"/>
+                        </collectionViewFlowLayout>
+                        <cells>
+                            <collectionViewCell opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="AppCell" id="ioR-1o-Qe1" customClass="AppBannerCollectionViewCell" customModule="AltStore" customModuleProvider="target">
+                                <rect key="frame" x="0.0" y="0.0" width="128" height="128"/>
+                                <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                                <collectionViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="Bda-YQ-Gv5">
+                                    <rect key="frame" x="0.0" y="0.0" width="128" height="128"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                </collectionViewCellContentView>
+                            </collectionViewCell>
+                            <collectionViewCell opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" reuseIdentifier="AboutCell" id="Bnj-xm-pBT" customClass="TextViewCollectionViewCell" customModule="AltStore" customModuleProvider="target">
+                                <rect key="frame" x="265" y="0.0" width="128" height="128"/>
+                                <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                                <collectionViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="lXN-gL-rhU">
+                                    <rect key="frame" x="0.0" y="0.0" width="128" height="128"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                </collectionViewCellContentView>
+                            </collectionViewCell>
+                        </cells>
+                        <connections>
+                            <outlet property="dataSource" destination="MSh-hM-32I" id="iWe-66-9HQ"/>
+                            <outlet property="delegate" destination="MSh-hM-32I" id="8SG-5v-iF2"/>
+                        </connections>
+                    </collectionView>
+                </collectionViewController>
+            </objects>
+            <point key="canvasLocation" x="2509" y="-13"/>
+        </scene>
     </scenes>
     <resources>
         <systemColor name="systemBackgroundColor">

AltStore/Sources/SourcesViewController.swift

@@ -199,6 +199,15 @@ private extension SourcesViewController
         let dataSource = RSTArrayCollectionViewDataSource<Source>(items: [])
         return dataSource
     }
+    
+    @IBSegueAction
+    func makeSourceDetailViewController(_ coder: NSCoder, sender: Any?) -> UIViewController?
+    {
+        guard let source = sender as? Source else { return nil }
+        
+        let sourceDetailViewController = SourceDetailViewController(source: source, coder: coder)
+        return sourceDetailViewController
+    }
 }
 
 private extension SourcesViewController
@@ -229,7 +238,7 @@ private extension SourcesViewController
         self.present(alertController, animated: true, completion: nil)
     }
     
-    func addSource(url: URL, isTrusted: Bool = false, completionHandler: ((Result<Void, Error>) -> Void)? = nil)
+    func addSource(url: URL, completionHandler: ((Result<Void, Error>) -> Void)? = nil)
     {
         guard self.view.window != nil else { return }
         
@@ -262,6 +271,7 @@ private extension SourcesViewController
             }
         }
         
+        //TODO: Remove this now that trusted sources aren't necessary.
         var dependencies: [Foundation.Operation] = []
         if let fetchTrustedSourcesOperation = self.fetchTrustedSourcesOperation
         {
@@ -273,34 +283,13 @@ private extension SourcesViewController
         AppManager.shared.fetchSource(sourceURL: url, dependencies: dependencies) { (result) in
             do
             {
-                let source = try result.get()
-                let sourceName = source.name
-                let managedObjectContext = source.managedObjectContext
-                
-                // Hide warning when adding a featured trusted source.
-                let message = isTrusted ? nil : NSLocalizedString("Make sure to only add sources that you trust.", comment: "")
+                @Managed var source = try result.get()
                 
                 DispatchQueue.main.async {
-                    let alertController = UIAlertController(title: String(format: NSLocalizedString("Would you like to add the source “%@”?", comment: ""), sourceName),
-                                                            message: message, preferredStyle: .alert)
-                    alertController.addAction(UIAlertAction(title: UIAlertAction.cancel.title, style: UIAlertAction.cancel.style) { _ in
-                        finish(.failure(OperationError.cancelled))
-                    })
-                    alertController.addAction(UIAlertAction(title: NSLocalizedString("Add Source", comment: ""), style: UIAlertAction.ok.style) { _ in
-                        managedObjectContext?.perform {
-                            do
-                            {
-                                try managedObjectContext?.save()
-                                finish(.success(()))
-                            }
-                            catch
-                            {
-                                finish(.failure(error))
-                            }
-                        }
-                    })
-                    self.present(alertController, animated: true, completion: nil)
+                    self.showSourceDetails(for: source)
                 }
+                
+                finish(.success(()))
             }
             catch
             {
@@ -416,7 +405,7 @@ private extension SourcesViewController
         sender.progress = completedProgress
         
         let source = self.dataSource.item(at: indexPath)
-        self.addSource(url: source.sourceURL, isTrusted: true) { _ in
+        self.addSource(url: source.sourceURL) { _ in
             //FIXME: Handle cell reuse.
             sender.progress = nil
         }
@@ -451,6 +440,11 @@ private extension SourcesViewController
         
         self.present(alertController, animated: true, completion: nil)
     }
+    
+    func showSourceDetails(for source: Source)
+    {
+        self.performSegue(withIdentifier: "showSourceDetails", sender: source)
+    }
 }
 
 extension SourcesViewController
@@ -460,9 +454,7 @@ extension SourcesViewController
         self.collectionView.deselectItem(at: indexPath, animated: true)
         
         let source = self.dataSource.item(at: indexPath)
-        guard let error = source.error else { return }
-        
-        self.present(error)
+        self.showSourceDetails(for: source)
     }
 }
 
@@ -613,7 +605,7 @@ extension SourcesViewController
             }
             
             let addAction = UIAction(title: String(format: NSLocalizedString("Add “%@”", comment: ""), source.name), image: UIImage(systemName: "plus")) { (action) in
-                self.addSource(url: source.sourceURL, isTrusted: true)
+                self.addSource(url: source.sourceURL)
             }
             
             var actions: [UIAction] = []