Add User-Agent to request

We generate a User-Agent for the platform we are running on and add it to the URLTester requests and also to MPV and AVPlayer

Model/Player/Backends/AVPlayerBackend.swift

@@ -232,7 +232,10 @@ final class AVPlayerBackend: PlayerBackend {
         upgrading: Bool = false
     ) {
         asset?.cancelLoading()
-        asset = AVURLAsset(url: url)
+        asset = AVURLAsset(
+            url: url,
+            options: ["AVURLAssetHTTPHeaderFieldsKey": ["User-Agent": "\(UserAgentManager.shared.userAgent)"]]
+        )
         asset?.loadValuesAsynchronously(forKeys: Self.assetKeysToLoad) { [weak self] in
             var error: NSError?
             switch self?.asset?.statusOfValue(forKey: "duration", error: &error) {

Model/Player/Backends/MPVClient.swift

@@ -68,6 +68,7 @@ final class MPVClient: ObservableObject {
         checkError(mpv_set_option_string(mpv, "vo", "libmpv"))
         checkError(mpv_set_option_string(mpv, "demuxer-lavf-analyzeduration", "1"))
         checkError(mpv_set_option_string(mpv, "deinterlace", Defaults[.mpvDeinterlace] ? "yes" : "no"))
+        checkError(mpv_set_option_string(mpv, "user-agent", UserAgentManager.shared.userAgent))
 
         checkError(mpv_initialize(mpv))
 

Shared/Constants.swift

@@ -103,9 +103,8 @@ enum Constants {
         #elseif os(iOS)
             if isIPad {
                 return .sidebar
-            } else {
-                return .tab
             }
+            return .tab
         #else
             return .tab
         #endif

Shared/URLTester.swift

@@ -20,6 +20,7 @@ enum URLTester {
         var request = URLRequest(url: url)
         request.httpMethod = "HEAD"
         request.setValue("bytes=\(range)", forHTTPHeaderField: "Range")
+        request.setValue(UserAgentManager.shared.userAgent, forHTTPHeaderField: "User-Agent")
 
         var dataTask: URLSessionDataTask?
         dataTask = URLSession.shared.dataTask(with: request) { _, response, _ in

Shared/UserAgentManager.swift

@@ -0,0 +1,28 @@
+import Logging
+import WebKit
+
+final class UserAgentManager {
+    static let shared = UserAgentManager()
+
+    private(set) var userAgent: String
+    private var webView: WKWebView?
+
+    private init() {
+        // In case an error occurs while retrieving the actual User-Agent,
+        // we set a default User-Agent value that represents a commonly used User-Agent.
+        userAgent = "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)"
+
+        webView = WKWebView()
+        webView?.evaluateJavaScript("navigator.userAgent") { [weak self] result, _ in
+            if let userAgent = result as? String {
+                DispatchQueue.main.async {
+                    self?.userAgent = userAgent
+                    Logger(label: "stream.yattee.userAgentManager").info("User-Agent: \(userAgent)")
+                    print("User-Agent updated: \(userAgent)")
+                }
+            } else {
+                Logger(label: "stream.yattee.userAgentManager").warning("Failed to update User-Agent.")
+            }
+        }
+    }
+}

Shared/YatteeApp.swift

@@ -206,6 +206,9 @@ struct YatteeApp: App {
                 }
             #endif
 
+            // Initialize UserAgentManager
+            _ = UserAgentManager.shared
+
             DispatchQueue.global(qos: .userInitiated).async {
                 URLBookmarkModel.shared.refreshAll()
             }

Yattee.xcodeproj/project.pbxproj

@@ -1070,6 +1070,9 @@
 		37FFC440272734C3009FFD26 /* Throttle.swift in Sources */ = {isa = PBXBuildFile; fileRef = 37FFC43F272734C3009FFD26 /* Throttle.swift */; };
 		37FFC441272734C3009FFD26 /* Throttle.swift in Sources */ = {isa = PBXBuildFile; fileRef = 37FFC43F272734C3009FFD26 /* Throttle.swift */; };
 		37FFC442272734C3009FFD26 /* Throttle.swift in Sources */ = {isa = PBXBuildFile; fileRef = 37FFC43F272734C3009FFD26 /* Throttle.swift */; };
+		E24DC6582BFA124100BF6187 /* UserAgentManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = E24DC6572BFA124100BF6187 /* UserAgentManager.swift */; };
+		E24DC6592BFA124100BF6187 /* UserAgentManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = E24DC6572BFA124100BF6187 /* UserAgentManager.swift */; };
+		E24DC65A2BFA124100BF6187 /* UserAgentManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = E24DC6572BFA124100BF6187 /* UserAgentManager.swift */; };
 		E25028B02BF790F5002CB9FC /* HTTPStatus.swift in Sources */ = {isa = PBXBuildFile; fileRef = E25028AF2BF790F5002CB9FC /* HTTPStatus.swift */; };
 		E25028B12BF790F5002CB9FC /* HTTPStatus.swift in Sources */ = {isa = PBXBuildFile; fileRef = E25028AF2BF790F5002CB9FC /* HTTPStatus.swift */; };
 		E25028B22BF790F5002CB9FC /* HTTPStatus.swift in Sources */ = {isa = PBXBuildFile; fileRef = E25028AF2BF790F5002CB9FC /* HTTPStatus.swift */; };
@@ -1545,6 +1548,7 @@
 		3DA101AD287C30F50027D920 /* DEVELOPMENT_TEAM.template.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = DEVELOPMENT_TEAM.template.xcconfig; sourceTree = "<group>"; };
 		3DA101AE287C30F50027D920 /* DEVELOPMENT_TEAM.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = DEVELOPMENT_TEAM.xcconfig; sourceTree = "<group>"; };
 		3DA101AF287C30F50027D920 /* Shared.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = Shared.xcconfig; sourceTree = "<group>"; };
+		E24DC6572BFA124100BF6187 /* UserAgentManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UserAgentManager.swift; sourceTree = "<group>"; };
 		E25028AF2BF790F5002CB9FC /* HTTPStatus.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HTTPStatus.swift; sourceTree = "<group>"; };
 		E258F3892BF61BD2005B8C28 /* URLTester.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = URLTester.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
@@ -2303,6 +2307,7 @@
 				37FFC43F272734C3009FFD26 /* Throttle.swift */,
 				378FFBC328660172009E3FBE /* URLParser.swift */,
 				E258F3892BF61BD2005B8C28 /* URLTester.swift */,
+				E24DC6572BFA124100BF6187 /* UserAgentManager.swift */,
 				37D4B0C22671614700C925CA /* YatteeApp.swift */,
 				37D4B0C42671614800C925CA /* Assets.xcassets */,
 				37BD07C42698ADEE003EBB87 /* Yattee.entitlements */,
@@ -3149,6 +3154,7 @@
 				377FC7DC267A081800A6BBAF /* PopularView.swift in Sources */,
 				3752069D285E910600CA655F /* ChapterView.swift in Sources */,
 				375EC96A289F232600751258 /* QualityProfilesModel.swift in Sources */,
+				E24DC6582BFA124100BF6187 /* UserAgentManager.swift in Sources */,
 				E258F38A2BF61BD2005B8C28 /* URLTester.swift in Sources */,
 				3751B4B227836902000B7DF4 /* SearchPage.swift in Sources */,
 				37CC3F4C270CFE1700608308 /* PlayerQueueView.swift in Sources */,
@@ -3413,6 +3419,7 @@
 				3743CA4F270EFE3400E4D32B /* PlayerQueueRow.swift in Sources */,
 				374C053C2724614F009BDDBE /* PlayerTVMenu.swift in Sources */,
 				377FC7DD267A081A00A6BBAF /* PopularView.swift in Sources */,
+				E24DC6592BFA124100BF6187 /* UserAgentManager.swift in Sources */,
 				374924DB2921050B0017D862 /* LocationsSettings.swift in Sources */,
 				371AC0A0294D13AA0085989E /* UnwatchedFeedCountModel.swift in Sources */,
 				379E7C342A20FE3900AF8118 /* FocusableSearchTextField.swift in Sources */,
@@ -3878,6 +3885,7 @@
 				37BA221329526A19000DAD1F /* ControlsGradientView.swift in Sources */,
 				374C0541272472C0009BDDBE /* PlayerSponsorBlock.swift in Sources */,
 				37130A61277657300033018A /* PersistenceController.swift in Sources */,
+				E24DC65A2BFA124100BF6187 /* UserAgentManager.swift in Sources */,
 				37E70929271CDDAE00D34DDE /* OpenSettingsButton.swift in Sources */,
 				3717407F2949D40800FDDBC7 /* ChannelLinkView.swift in Sources */,
 				E25028B22BF790F5002CB9FC /* HTTPStatus.swift in Sources */,