Bye Catalina

DuckDuckGo.xcodeproj/project.pbxproj

@@ -52,8 +52,11 @@
 		1D69C553291302F200B75945 /* BWVault.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D69C552291302F200B75945 /* BWVault.swift */; };
 		1D6A492029CF7A490011DF74 /* NSPopoverExtension.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D6A491F29CF7A490011DF74 /* NSPopoverExtension.swift */; };
 		1D6A492129CF7A490011DF74 /* NSPopoverExtension.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D6A491F29CF7A490011DF74 /* NSPopoverExtension.swift */; };
+		1D76760E2A9CE4F000DA0BD7 /* SupportedOsChecker.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D8057C72A83CAEE00F4FED6 /* SupportedOsChecker.swift */; };
 		1D77921828FDC54C00BE0210 /* FaviconReferenceCacheTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D77921728FDC54C00BE0210 /* FaviconReferenceCacheTests.swift */; };
 		1D77921A28FDC79800BE0210 /* FaviconStoringMock.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D77921928FDC79800BE0210 /* FaviconStoringMock.swift */; };
+		1D8057C82A83CAEE00F4FED6 /* SupportedOsChecker.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D8057C72A83CAEE00F4FED6 /* SupportedOsChecker.swift */; };
+		1D8057C92A83CB3C00F4FED6 /* SupportedOsChecker.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1D8057C72A83CAEE00F4FED6 /* SupportedOsChecker.swift */; };
 		1D8B7D6A2A38BF050045C6F6 /* FireproofDomainsStoreMock.swift in Sources */ = {isa = PBXBuildFile; fileRef = B6BBF1712744CE36004F850E /* FireproofDomainsStoreMock.swift */; };
 		1D8B7D6B2A38BF060045C6F6 /* FireproofDomainsStoreMock.swift in Sources */ = {isa = PBXBuildFile; fileRef = B6BBF1712744CE36004F850E /* FireproofDomainsStoreMock.swift */; };
 		1DA6D0FD2A1FF9A100540406 /* HTTPCookie.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1DA6D0FC2A1FF9A100540406 /* HTTPCookie.swift */; };
@@ -2944,6 +2947,7 @@
 		1D77921728FDC54C00BE0210 /* FaviconReferenceCacheTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FaviconReferenceCacheTests.swift; sourceTree = "<group>"; };
 		1D77921928FDC79800BE0210 /* FaviconStoringMock.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FaviconStoringMock.swift; sourceTree = "<group>"; };
 		1D77921C28FFF27C00BE0210 /* RunningApplicationCheck.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RunningApplicationCheck.swift; sourceTree = "<group>"; };
+		1D8057C72A83CAEE00F4FED6 /* SupportedOsChecker.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SupportedOsChecker.swift; sourceTree = "<group>"; };
 		1DA6D0FC2A1FF9A100540406 /* HTTPCookie.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HTTPCookie.swift; sourceTree = "<group>"; };
 		1DA6D0FF2A1FF9DC00540406 /* HTTPCookieTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HTTPCookieTests.swift; sourceTree = "<group>"; };
 		1DB9617929F1D06D00CF5568 /* InternalUserDeciderMock.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = InternalUserDeciderMock.swift; sourceTree = "<group>"; };
@@ -4296,6 +4300,14 @@
 			path = RunningApplication;
 			sourceTree = "<group>";
 		};
+		1D8057C62A83CAD500F4FED6 /* OsVersion */ = {
+			isa = PBXGroup;
+			children = (
+				1D8057C72A83CAEE00F4FED6 /* SupportedOsChecker.swift */,
+			);
+			path = OsVersion;
+			sourceTree = "<group>";
+		};
 		313AED9F287CAC5A00E1E8F4 /* UI */ = {
 			isa = PBXGroup;
 			children = (
@@ -6268,6 +6280,7 @@
 				AA80EC52256BE33A007083E7 /* Localizables */,
 				1D43EAFF291D7D280065E5D6 /* Logging */,
 				85AC3B3325DA828900C7D2AA /* Network */,
+				1D8057C62A83CAD500F4FED6 /* OsVersion */,
 				4BB88B4E25B7BA20006F6B06 /* Utilities */,
 				1D77921B28FFF26100BE0210 /* RunningApplication */,
 				AA86491424D831C4001BABEE /* View */,
@@ -8695,6 +8708,7 @@
 				3192A00D2A4C4CFF0084EA89 /* ChromiumDataImporter.swift in Sources */,
 				3192A00E2A4C4CFF0084EA89 /* LegacyWebKitDownloadDelegate.swift in Sources */,
 				3192A00F2A4C4CFF0084EA89 /* WKBackForwardListItemViewModel.swift in Sources */,
+				1D76760E2A9CE4F000DA0BD7 /* SupportedOsChecker.swift in Sources */,
 				3192A0102A4C4CFF0084EA89 /* BWNotRespondingAlert.swift in Sources */,
 				3192A0112A4C4CFF0084EA89 /* DebugUserScript.swift in Sources */,
 				3192A0122A4C4CFF0084EA89 /* RecentlyClosedTab.swift in Sources */,
@@ -9274,6 +9288,7 @@
 				3706FAB4293F65D500E42796 /* NSPopUpButtonExtension.swift in Sources */,
 				3706FAB5293F65D500E42796 /* ConfigurationManager.swift in Sources */,
 				3706FAB6293F65D500E42796 /* YoutubePlayerUserScript.swift in Sources */,
+				1D8057C92A83CB3C00F4FED6 /* SupportedOsChecker.swift in Sources */,
 				373D9B4929EEAC1B00381FDD /* SyncMetadataDatabase.swift in Sources */,
 				3706FAB7293F65D500E42796 /* PixelParameters.swift in Sources */,
 				3706FAB8293F65D500E42796 /* FaviconImageCache.swift in Sources */,
@@ -10417,6 +10432,7 @@
 				4BE65485271FCD7B008D1D63 /* LoginFaviconView.swift in Sources */,
 				4B0511CA262CAA5A00F6079C /* FireproofDomainsViewController.swift in Sources */,
 				AA4D700725545EF800C3411E /* URLEventHandler.swift in Sources */,
+				1D8057C82A83CAEE00F4FED6 /* SupportedOsChecker.swift in Sources */,
 				AA92127725ADA07900600CD4 /* WKWebViewExtension.swift in Sources */,
 				AAAB9114288EB1D600A057A9 /* CleanThisHistoryMenuItem.swift in Sources */,
 				B6A9E499261474120067D1B9 /* TimedPixel.swift in Sources */,

DuckDuckGo/AppDelegate/UpdateController.swift

@@ -38,6 +38,10 @@ final class UpdateController: NSObject {
     }
 
     func checkForUpdates(_ sender: Any!) {
+        if !SupportedOSChecker.isCurrentOSReceivingUpdates {
+            showNotSupportedInfo()
+        }
+
         NSApp.windows.forEach {
             if let controller = $0.windowController, "\(type(of: controller))" == "SUUpdateAlert" {
                 $0.orderFrontRegardless()
@@ -65,6 +69,13 @@ final class UpdateController: NSObject {
 #endif
     }
 
+    private func showNotSupportedInfo() {
+        if NSAlert.osNotSupported().runModal() != .cancel {
+            let url = Preferences.UnsupportedDeviceInfoBox.softwareUpdateURL
+            NSWorkspace.shared.open(url)
+        }
+    }
+
 }
 
 extension UpdateController: SPUStandardUserDriverDelegate {

DuckDuckGo/Assets.xcassets/Colors/UnsupportedOSWarningColor.colorset/Contents.json

@@ -0,0 +1,20 @@
+{
+  "colors" : [
+    {
+      "color" : {
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "0.140",
+          "blue" : "0x33",
+          "green" : "0xCC",
+          "red" : "0xFF"
+        }
+      },
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

DuckDuckGo/Common/Extensions/NSAlertExtension.swift

@@ -177,6 +177,20 @@ extension NSAlert {
         return alert
     }
 
+    static func osNotSupported() -> NSAlert {
+        let alert = NSAlert()
+        alert.messageText = UserText.aboutUnsupportedDeviceInfo1
+        alert.informativeText = UserText.aboutUnsupportedDeviceInfo2Part1 + " " +
+        UserText.aboutUnsupportedDeviceInfo2Part2(version: "\(SupportedOSChecker.SupportedVersion.major).\(SupportedOSChecker.SupportedVersion.minor)") + " " +
+        UserText.aboutUnsupportedDeviceInfo2Part3 + " " +
+        UserText.aboutUnsupportedDeviceInfo2Part4
+        alert.alertStyle = .warning
+
+        alert.addButton(withTitle: UserText.checkForUpdate)
+        alert.addButton(withTitle: UserText.ok)
+        return alert
+    }
+
     @discardableResult
     func runModal() async -> NSApplication.ModalResponse {
         await withCheckedContinuation { continuation in

DuckDuckGo/Common/Extensions/WKWebViewConfigurationExtensions.swift

@@ -39,8 +39,10 @@ extension WKWebViewConfiguration {
         preferences.javaScriptCanOpenWindowsAutomatically = true
         preferences.isFraudulentWebsiteWarningEnabled = false
 
-        if urlSchemeHandler(forURLScheme: DuckPlayer.duckPlayerScheme) == nil {
-            setURLSchemeHandler(DuckPlayerSchemeHandler(), forURLScheme: DuckPlayer.duckPlayerScheme)
+        if SupportedOSChecker.isCurrentOSReceivingUpdates {
+            if urlSchemeHandler(forURLScheme: DuckPlayer.duckPlayerScheme) == nil {
+                setURLSchemeHandler(DuckPlayerSchemeHandler(), forURLScheme: DuckPlayer.duckPlayerScheme)
+            }
         }
 
         let userContentController = UserContentController(assetsPublisher: contentBlocking.contentBlockingAssetsPublisher,

DuckDuckGo/Common/Localizables/UserText.swift

@@ -64,6 +64,7 @@ struct UserText {
     static let tabOnboardingTitle = NSLocalizedString("tab.onboarding.title", value: "Welcome", comment: "Tab onboarding title")
     static let tabErrorTitle = NSLocalizedString("tab.error.title", value: "Oops!", comment: "Tab error title")
     static let openSystemPreferences = NSLocalizedString("open.preferences", value: "Open System Preferences", comment: "Open System Preferences (to re-enable permission for the App) (up to and including macOS 12")
+    static let checkForUpdate = NSLocalizedString("check.for.update", value: "Check for Update", comment: "Button users can use to check for a new update")
 
     static let unknownErrorMessage = NSLocalizedString("error.unknown", value: "An unknown error has occurred", comment: "Error page subtitle")
     static let unknownErrorTryAgainMessage = NSLocalizedString("error.unknown.try.again", value: "An unknown error has occurred", comment: "Generic error message on a dialog for when the cause is not known.")
@@ -322,6 +323,15 @@ struct UserText {
 
     static let aboutDuckDuckGo = NSLocalizedString("preferences.about.about-duckduckgo", value: "About DuckDuckGo", comment: "About screen")
     static let privacySimplified = NSLocalizedString("preferences.about.privacy-simplified", value: "Privacy, simplified.", comment: "About screen")
+    static let aboutUnsupportedDeviceInfo1 = NSLocalizedString("preferences.about.unsupported-device-info1", value: "DuckDuckGo is no longer providing browser updates for your version of macOS.", comment: "")
+    static let aboutUnsupportedDeviceInfo2Part1 = NSLocalizedString("preferences.about.unsupported-device-info2-part1", value: "Please", comment: "Second paragraph of unsupported device info - sentence part 1")
+    static func aboutUnsupportedDeviceInfo2Part2(version: String) -> String {
+        return String(format: NSLocalizedString("preferences.about.unsupported-device-info2-part2", value: "update to macOS %@", comment: "Second paragraph of unsupported device info - sentence part 2 (underlined)"), version)
+    }
+    static let aboutUnsupportedDeviceInfo2Part3 = NSLocalizedString("preferences.about.unsupported-device-info2-part3", value: "or later to use the most recent version", comment: "Second paragraph of unsupported device info - sentence part 3")
+    static let aboutUnsupportedDeviceInfo2Part4 = NSLocalizedString("preferences.about.unsupported-device-info2-part3", value: "of DuckDuckGo. You can also keep using your current version of the browser, but it will not receive further updates.", comment: "Second paragraph of unsupported device info - sentence part 4")
+    static let unsupportedDeviceInfoAlertHeader = NSLocalizedString("unsupported.device.info.alert.header", value: "Your version of macOS is no longer supported.", comment: "")
+
 
     static func moreAt(url: String) -> String {
         let localized = NSLocalizedString("preferences.about.more-at", value: "More at %@", comment: "Link to the about page")

DuckDuckGo/Common/OsVersion/SupportedOsChecker.swift

@@ -0,0 +1,46 @@
+//
+//  SupportedOsChecker.swift
+//
+//  Copyright © 2023 DuckDuckGo. All rights reserved.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License");
+//  you may not use this file except in compliance with the License.
+//  You may obtain a copy of the License at
+//
+//  http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
+//
+
+import Foundation
+
+final class SupportedOSChecker {
+
+    struct SupportedVersion {
+        static let major = 11
+        static let minor = 4
+        static let patch = 0
+    }
+
+    private static let currentOSVersion = ProcessInfo.processInfo.operatingSystemVersion
+
+    // Check if the current macOS version is at least the supported version
+    static var isCurrentOSReceivingUpdates: Bool {
+        if currentOSVersion.majorVersion > SupportedVersion.major {
+            return true
+        }
+        if currentOSVersion.majorVersion == SupportedVersion.major {
+            if currentOSVersion.minorVersion > SupportedVersion.minor {
+                return true
+            }
+            if currentOSVersion.minorVersion == SupportedVersion.minor && currentOSVersion.patchVersion >= SupportedVersion.patch {
+                return true
+            }
+        }
+        return false
+    }
+}