add a unxip experiment for faster unxipping

README.md

@@ -18,6 +18,13 @@ _If you're looking for a command-line version of Xcodes.app, try [`xcodes`](http
 - View release notes, OS compatibility, included SDKs and compilers from [Xcode Releases](https://xcodereleases.com).
 - Dark/Light Mode supported
 
+## Experiments
+
+- Thanks to the wonderful work of [https://github.com/saagarjha/unxip](https://github.com/saagarjha/unxip), turn on the experiment to increase your unxipping time by up to 70%! More can be found on his repo, but bugs, high memory may occur if used. 
+
+![](experiment_light.png#gh-light-mode-only)
+![](experiment_dark.png#gh-dark-mode-only)
+
 ## Installation
 
 Xcodes.app runs on macOS Big Sur 11.0 or later.
@@ -80,7 +87,10 @@ scripts/package_release.sh
 # Notarize the app
 # Do this from the Product directory so the app is zipped without being nested inside Product
 # Create a app specific password on appleid.apple.com if you haven't already
-# % xcrun altool --store-password-in-keychain-item "AC_PASSWORD" -u "<appleiduseremail>" -p <app_specific_secret>
+# xcrun notarytool store-credentials "AC_PASSWORD" \
+#              --apple-id "test@example.com" \
+#              --team-id "teamid" \
+#               --password "app specific password"
 
 pushd Product
 ../scripts/notarize.sh "test@example.com" "@keychain:AC_PASSWORD" <MyOrg> Xcodes.zip

Xcodes.xcodeproj/project.pbxproj

@@ -104,6 +104,9 @@
 		E87DD6EB25D053FA00D86808 /* Progress+.swift in Sources */ = {isa = PBXBuildFile; fileRef = E87DD6EA25D053FA00D86808 /* Progress+.swift */; };
 		E89342FA25EDCC17007CF557 /* NotificationManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = E89342F925EDCC17007CF557 /* NotificationManager.swift */; };
 		E8977EA325C11E1500835F80 /* PreferencesView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E8977EA225C11E1500835F80 /* PreferencesView.swift */; };
+		E8CBDB8727ADD92000B22292 /* unxip in Resources */ = {isa = PBXBuildFile; fileRef = E8CBDB8627ADD92000B22292 /* unxip */; };
+		E8CBDB8927ADE32300B22292 /* unxip in Copy aria2c */ = {isa = PBXBuildFile; fileRef = E8CBDB8627ADD92000B22292 /* unxip */; settings = {ATTRIBUTES = (CodeSignOnCopy, ); }; };
+		E8CBDB8B27AE02FF00B22292 /* ExperiementsPreferencePane.swift in Sources */ = {isa = PBXBuildFile; fileRef = E8CBDB8A27AE02FF00B22292 /* ExperiementsPreferencePane.swift */; };
 		E8DA461125FAF7FB002E85EF /* NotificationsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E8DA461025FAF7FB002E85EF /* NotificationsView.swift */; };
 		E8E98A9025D8631800EC89A0 /* InstallationStepRowView.swift in Sources */ = {isa = PBXBuildFile; fileRef = CAFBC3FF259AC17F00E2A3D8 /* InstallationStepRowView.swift */; };
 		E8E98A9625D863D700EC89A0 /* InstallationStepDetailView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E8E98A9525D863D700EC89A0 /* InstallationStepDetailView.swift */; };
@@ -153,6 +156,7 @@
 			dstPath = "";
 			dstSubfolderSpec = 6;
 			files = (
+				E8CBDB8927ADE32300B22292 /* unxip in Copy aria2c */,
 				CAA8589325A2B77E00ACF8C0 /* aria2c in Copy aria2c */,
 			);
 			name = "Copy aria2c";
@@ -272,6 +276,8 @@
 		E87DD6EA25D053FA00D86808 /* Progress+.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Progress+.swift"; sourceTree = "<group>"; };
 		E89342F925EDCC17007CF557 /* NotificationManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotificationManager.swift; sourceTree = "<group>"; };
 		E8977EA225C11E1500835F80 /* PreferencesView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PreferencesView.swift; sourceTree = "<group>"; };
+		E8CBDB8627ADD92000B22292 /* unxip */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.executable"; path = unxip; sourceTree = "<group>"; };
+		E8CBDB8A27AE02FF00B22292 /* ExperiementsPreferencePane.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ExperiementsPreferencePane.swift; sourceTree = "<group>"; };
 		E8DA461025FAF7FB002E85EF /* NotificationsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotificationsView.swift; sourceTree = "<group>"; };
 		E8E98A9525D863D700EC89A0 /* InstallationStepDetailView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = InstallationStepDetailView.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
@@ -484,6 +490,7 @@
 				CA9FF83E2594FBC000E47BAF /* Licenses.rtf */,
 				CAD2E7AE2449575000113D76 /* Xcodes.entitlements */,
 				CA8FB64D256E17B100469DA5 /* XcodesTest.entitlements */,
+				E8CBDB8627ADD92000B22292 /* unxip */,
 			);
 			path = Resources;
 			sourceTree = "<group>";
@@ -561,6 +568,7 @@
 				CAFE4ABB25B7D54B0064FE51 /* UpdatesPreferencePane.swift */,
 				E8977EA225C11E1500835F80 /* PreferencesView.swift */,
 				E8DA461025FAF7FB002E85EF /* NotificationsView.swift */,
+				E8CBDB8A27AE02FF00B22292 /* ExperiementsPreferencePane.swift */,
 			);
 			path = Preferences;
 			sourceTree = "<group>";
@@ -707,6 +715,7 @@
 			files = (
 				CAD2E7A92449575000113D76 /* Preview Assets.xcassets in Resources */,
 				CA9FF83F2594FBC000E47BAF /* Licenses.rtf in Resources */,
+				E8CBDB8727ADD92000B22292 /* unxip in Resources */,
 				CAA858DB25A3E11F00ACF8C0 /* aria2-release-1.35.0.tar.gz in Resources */,
 				CAD2E7A62449575000113D76 /* Assets.xcassets in Resources */,
 			);
@@ -785,6 +794,7 @@
 				CABFA9BD2592EEEA00380FEE /* Environment.swift in Sources */,
 				CABFA9C32592EEEA00380FEE /* Downloads.swift in Sources */,
 				CAC281DA259F985100B8AB0B /* InstallationStep.swift in Sources */,
+				E8CBDB8B27AE02FF00B22292 /* ExperiementsPreferencePane.swift in Sources */,
 				E8E98A9625D863D700EC89A0 /* InstallationStepDetailView.swift in Sources */,
 				CA378F992466567600A58CE0 /* AppState.swift in Sources */,
 				CAD2E7A42449574E00113D76 /* XcodeListView.swift in Sources */,

Xcodes/AcknowledgementsGenerator/.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>

Xcodes/Backend/AppState+Install.swift

@@ -238,8 +238,8 @@ extension AppState {
 
     func unarchiveAndMoveXIP(availableXcode: AvailableXcode, at source: URL, to destination: URL) -> AnyPublisher<URL, Swift.Error> {
         self.setInstallationStep(of: availableXcode.version, to: .unarchiving)
-
-        return Current.shell.unxip(source)
+        
+        return unxipOrUnxipExperiment(source)
             .catch { error -> AnyPublisher<ProcessOutput, Swift.Error> in
                 if let executionError = error as? ProcessExecutionError {
                    if executionError.standardError.contains("damaged and can’t be expanded") {
@@ -278,6 +278,16 @@ extension AppState {
         })
         .eraseToAnyPublisher()
     }
+    
+    func unxipOrUnxipExperiment(_ source: URL) -> AnyPublisher<ProcessOutput, Error> {
+        if unxipExperiment {
+            // All hard work done by https://github.com/saagarjha/unxip
+            // Compiled to binary with `swiftc -parse-as-library -O unxip.swift`
+            return Current.shell.unxipExperiment(source)
+        } else {
+            return Current.shell.unxip(source)
+        }
+    }
 
     public func verifySecurityAssessment(of xcode: InstalledXcode) -> AnyPublisher<Void, Error> {
         return Current.shell.spctlAssess(xcode.path.url)

Xcodes/Backend/AppState.swift

@@ -62,6 +62,12 @@ class AppState: ObservableObject {
             Current.defaults.set(localPath, forKey: "localPath")
         }
     }
+    
+    @Published var unxipExperiment = false {
+        didSet {
+            Current.defaults.set(unxipExperiment, forKey: "unxipExperiment")
+        }
+    }
 
     // MARK: - Publisher Cancellables
     
@@ -96,6 +102,7 @@ class AppState: ObservableObject {
     
     func setupDefaults() {
         localPath = Current.defaults.string(forKey: "localPath") ?? Path.defaultXcodesApplicationSupport.string
+        unxipExperiment = Current.defaults.bool(forKey: "unxipExperiment") ?? false
     }
     
     // MARK: Timer

Xcodes/Backend/Environment.swift

@@ -111,6 +111,12 @@ public struct Shell {
         
         return (progress, publisher)
     }
+    
+    public var unxipExperiment: (URL) -> AnyPublisher<ProcessOutput, Error> = { url in
+        let unxipPath = Path(url: Bundle.main.url(forAuxiliaryExecutable: "unxip")!)!
+        return Process.run(unxipPath.url, workingDirectory: url.deletingLastPathComponent(), ["\(url.path)"])
+    }
+    
 }
 
 public struct Files {
@@ -238,6 +244,11 @@ public struct Defaults {
     public func get(forKey key: String) -> Any? {
         get(key)
     }
+    
+    public var bool: (String) -> Bool? = { UserDefaults.standard.bool(forKey: $0) }
+    public func bool(forKey key: String) -> Bool? {
+        bool(key)
+    }
 }
 
 private let helperClient = HelperClient()

Xcodes/Frontend/About/AboutView.swift

@@ -14,9 +14,6 @@ struct AboutView: View {
                 
                 Text("Version \(Bundle.main.shortVersion!) (\(Bundle.main.version!))")
                 
-                Color.clear
-                    .frame(width: 300, height: 16)
-                
                 HStack(spacing: 32) {
                     Button(action: {
                         openURL(URL(string: "https://github.com/RobotsAndPencils/XcodesApp/")!)
@@ -30,6 +27,24 @@ struct AboutView: View {
                     }
                     .buttonStyle(LinkButtonStyle())
                 }
+                Color.clear
+                    .frame(width: 300, height: 0)
+                Label("Unxip Experiment", systemImage: "testtube.2")
+                HStack(spacing: 32) {
+                    Button(action: {
+                        openURL(URL(string: "https://github.com/saagarjha/unxip/")!)
+                    }) {
+                        Label("Github Repo", systemImage: "link")
+                    }
+                    .buttonStyle(LinkButtonStyle())
+                    
+                    Button(action: {
+                        openURL(URL(string: "https://github.com/saagarjha/unxip/blob/main/LICENSE")!)
+                    }) {
+                        Label("License", systemImage: "link")
+                    }
+                    .buttonStyle(LinkButtonStyle())
+                }
                 
                 Text(Bundle.main.humanReadableCopyright!)
                     .font(.footnote)

Xcodes/Frontend/Preferences/ExperiementsPreferencePane.swift

@@ -0,0 +1,55 @@
+import AppleAPI
+import SwiftUI
+import Path
+
+struct ExperimentsPreferencePane: View {
+    @EnvironmentObject var appState: AppState
+    
+    var body: some View {
+        VStack(alignment: .leading, spacing: 20) {
+            GroupBox(label: Text("Faster Unxip")) {
+                VStack(alignment: .leading) {
+                    Toggle(
+                        "When unxipping, use experiment",
+                        isOn: $appState.unxipExperiment
+                    )
+                    AttributedText(unxipFootnote)
+                }
+                .fixedSize(horizontal: false, vertical: true)
+            }
+            .groupBoxStyle(PreferencesGroupBoxStyle())
+            
+            Divider()
+        }
+        .frame(width: 500)
+    }
+    
+    private var unxipFootnote: NSAttributedString {
+        let string = """
+        Thanks to @_saagarjha, this experiment can increase unxipping
+        speed by up to 70% for some systems. 
+        
+        More information on how this is accomplished can be seen
+        on the unxip repo - https://github.com/saagarjha/unxip
+        """
+        let attributedString = NSMutableAttributedString(
+            string: string,
+            attributes: [
+                .font: NSFont.preferredFont(forTextStyle: .footnote, options: [:]),
+                .foregroundColor: NSColor.labelColor
+            ]
+        )
+        attributedString.addAttribute(.link, value: URL(string: "https://twitter.com/_saagarjha")!, range: NSRange(string.range(of: "@_saagarjha")!, in: string))
+        attributedString.addAttribute(.link, value: URL(string: "https://github.com/saagarjha/unxip")!, range: NSRange(string.range(of: "https://github.com/saagarjha/unxip")!, in: string))
+        return attributedString
+    }
+}
+
+struct ExperimentsPreferencePane_Previews: PreviewProvider {
+    static var previews: some View {
+        Group {
+            ExperimentsPreferencePane()
+                .environmentObject(AppState())
+        }
+    }
+}

Xcodes/Frontend/Preferences/PreferencesView.swift

@@ -2,7 +2,7 @@ import SwiftUI
 
 struct PreferencesView: View {
     private enum Tabs: Hashable {
-        case general, updates, advanced
+        case general, updates, advanced, experiment
     }
     @EnvironmentObject var appState: AppState
     
@@ -25,6 +25,11 @@ struct PreferencesView: View {
                     Label("Advanced", systemImage: "gearshape.2")
                 }
                 .tag(Tabs.advanced)
+            ExperimentsPreferencePane()
+                .tabItem {
+                    Label("Experiments", systemImage: "testtube.2")
+                }
+                .tag(Tabs.experiment)
         }
         .padding(20)
     }

Xcodes/Resources/Info.plist

@@ -25,7 +25,7 @@
 	<key>LSMinimumSystemVersion</key>
 	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright © 2020 Robots and Pencils.</string>
+	<string>Copyright © 2022 Robots and Pencils.</string>
 	<key>NSPrincipalClass</key>
 	<string>NSApplication</string>
 	<key>NSSupportsAutomaticTermination</key>
@@ -35,7 +35,7 @@
 	<key>SMPrivilegedExecutables</key>
 	<dict>
 		<key>com.robotsandpencils.XcodesApp.Helper</key>
-		<string>identifier "com.robotsandpencils.XcodesApp.Helper" and info [CFBundleShortVersionString] &gt;= "1.0.0" and anchor apple generic and certificate leaf[subject.OU] = "$(CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT)"</string>
+		<string>identifier &quot;com.robotsandpencils.XcodesApp.Helper&quot; and info [CFBundleShortVersionString] &gt;= &quot;1.0.0&quot; and anchor apple generic and certificate leaf[subject.OU] = &quot;$(CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT)&quot;</string>
 	</dict>
 	<key>SUFeedURL</key>
 	<string>https://robotsandpencils.github.io/XcodesApp/appcast.xml</string>