From b906a7cf106d2df7d52278c111fc71404143960f Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Tue, 29 Mar 2022 16:00:02 +0200
Subject: Youtube: fix age restricted videos (works only for embeddable videos)

---
 src/plugins/Youtube.cpp | 45 ++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 40 insertions(+), 5 deletions(-)

diff --git a/src/plugins/Youtube.cpp b/src/plugins/Youtube.cpp
index f8e39cf..e7ff38f 100644
--- a/src/plugins/Youtube.cpp
+++ b/src/plugins/Youtube.cpp
@@ -2378,7 +2378,12 @@ namespace QuickMedia {
             return PluginResult::ERR;
         }
 
-        std::string request_data[2] = {
+        // The first one works for copyrighted videos and regular videos but only if they can be embedded.
+        // The second one works for age restricted videos and regular videos but only if they can be embedded. It doesn't work for copyrighted videos.
+        // The third one works for all non-copyrighted, non-age restricted videos, embeddable or not.
+
+        const int num_request_types = 3;
+        std::string request_data[num_request_types] = {
 R"END(
 {
     "context": {
@@ -2403,6 +2408,23 @@ R"END(
 }
 )END",
 R"END(
+{
+    "context": {
+        "client": {
+            "clientName": "TVHTML5_SIMPLY_EMBEDDED_PLAYER",
+            "clientVersion": "2.0",
+            "hl": "en"
+        },
+        "thirdParty": {
+            "embedUrl": "https://youtube.com/"
+        }
+    },
+    "videoId": "%VIDEO_ID%",
+    "contentCheckOk": true,
+    "racyCheckOk": true
+}
+)END",
+R"END(
 {
     "context": {
         "client": {
@@ -2426,13 +2448,25 @@ R"END(
 )END",
         };
 
-        for(int i = 0; i < 2; ++i) {
+        std::string client_names[num_request_types] = {
+            "3",
+            "85",
+            "3"
+        };
+
+        std::string client_versions[num_request_types] = {
+            "16.20",
+            "2.0",
+            "16.20"
+        };
+
+        for(int i = 0; i < num_request_types; ++i) {
             string_replace_all(request_data[i], "%VIDEO_ID%", video_id);
 
             std::vector<CommandArg> additional_args = {
                 { "-H", "Content-Type: application/json" },
-                { "-H", "X-YouTube-Client-Name: 3" },
-                { "-H", "X-YouTube-Client-Version: 16.20" },
+                { "-H", "X-YouTube-Client-Name: " + client_names[i] },
+                { "-H", "X-YouTube-Client-Version: " + client_versions[i] },
                 { "--data-raw", std::move(request_data[i]) }
             };
 
@@ -2441,7 +2475,8 @@ R"END(
 
             Json::Value json_root;
             DownloadResult download_result = download_json(json_root, "https://www.youtube.com/youtubei/v1/player?key=" + api_key + "&gl=US&hl=en", additional_args, true);
-            if(download_result != DownloadResult::OK) return download_result_to_plugin_result(download_result);
+            if(download_result != DownloadResult::OK)
+                continue;
 
             PluginResult result = parse_video_response(json_root, title, channel_url, chapters, err_str);
             if(result == PluginResult::OK) {
-- 
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