Youtube: allow opening youtube channels directly from url. Same with ctrl+i info menu

1 files changed, 82 insertions, 36 deletions

diff --git a/src/plugins/Youtube.cpp b/src/plugins/Youtube.cpp
index 4dbb6c4..f2fb36e 100644
--- a/src/plugins/Youtube.cpp
+++ b/src/plugins/Youtube.cpp
@@ -91,6 +91,54 @@ namespace QuickMedia {
         return false;
     }
 
+    bool youtube_url_extract_channel_id(const std::string &youtube_url, std::string &channel_id, std::string &channel_url) {
+        size_t index = youtube_url.find("youtube.com/c/");
+        if(index != std::string::npos) {
+            index += 14;
+            size_t end_index = youtube_url.find("/", index);
+            if(end_index == std::string::npos)
+                end_index = youtube_url.size();
+            channel_id = youtube_url.substr(index, end_index - index);
+            channel_url = "https://www.youtube.com/c/" + channel_id;
+            return true;
+        }
+
+        index = youtube_url.find("youtu.be/c/");
+        if(index != std::string::npos) {
+            index += 11;
+            size_t end_index = youtube_url.find("/", index);
+            if(end_index == std::string::npos)
+                end_index = youtube_url.size();
+            channel_id = youtube_url.substr(index, end_index - index);
+            channel_url = "https://www.youtube.com/c/" + channel_id;
+            return true;
+        }
+
+        index = youtube_url.find("youtube.com/channel/");
+        if(index != std::string::npos) {
+            index += 20;
+            size_t end_index = youtube_url.find("/", index);
+            if(end_index == std::string::npos)
+                end_index = youtube_url.size();
+            channel_id = youtube_url.substr(index, end_index - index);
+            channel_url = "https://www.youtube.com/channel/" + channel_id;
+            return true;
+        }
+
+        index = youtube_url.find("youtu.be/channel/");
+        if(index != std::string::npos) {
+            index += 17;
+            size_t end_index = youtube_url.find("/", index);
+            if(end_index == std::string::npos)
+                end_index = youtube_url.size();
+            channel_id = youtube_url.substr(index, end_index - index);
+            channel_url = "https://www.youtube.com/channel/" + channel_id;
+            return true;
+        }
+
+        return false;
+    }
+
     static std::mutex cookies_mutex;
     static std::string cookies_filepath;
     static std::string api_key;
@@ -687,10 +735,20 @@ namespace QuickMedia {
         return "";
     }
 
-    static void parse_channel_videos(const Json::Value &json_root, std::string &continuation_token, std::unordered_set<std::string> &added_videos, BodyItems &body_items) {
+    static void parse_channel_videos(const Json::Value &json_root, std::string &continuation_token, std::unordered_set<std::string> &added_videos, std::string &browse_id, BodyItems &body_items) {
         if(!json_root.isObject())
             return;
 
+        const Json::Value &endpoint_json = json_root["endpoint"];
+        if(endpoint_json.isObject()) {
+            const Json::Value &browse_endpoint_json = endpoint_json["browseEndpoint"];
+            if(browse_endpoint_json.isObject()) {
+                const Json::Value &browse_id_json = browse_endpoint_json["browseId"];
+                if(browse_id_json.isString())
+                    browse_id = browse_id_json.asString();
+            }
+        }
+
         const Json::Value *response_json = &json_root["response"];
         if(!response_json->isObject())
             response_json = &json_root;
@@ -1415,19 +1473,6 @@ namespace QuickMedia {
         return fetch_comments(this, video_url, continuation_token, result_items);
     }
 
-    static std::string channel_url_extract_id(const std::string &channel_url) {
-        size_t index = channel_url.find("channel/");
-        if(index == std::string::npos)
-            return "";
-        
-        index += 8;
-        size_t end_index = channel_url.find('/', index);
-        if(end_index == std::string::npos)
-            return channel_url.substr(index);
-
-        return channel_url.substr(index, end_index - index);
-    }
-
     SearchResult YoutubeChannelPage::search(const std::string &str, BodyItems &result_items) {
         added_videos.clear();
         continuation_token.clear();
@@ -1435,6 +1480,13 @@ namespace QuickMedia {
         if(str.empty())
             return plugin_result_to_search_result(lazy_fetch(result_items));
 
+        std::string channel_id;
+        std::string channel_url;
+        if(!youtube_url_extract_channel_id(url, channel_id, channel_url)) {
+            fprintf(stderr, "Error: failed to extract youtube channel id from url: %s\n", url.c_str());
+            return SearchResult::ERR;
+        }
+
         std::vector<CommandArg> cookies = get_cookies();
         std::string next_url = "https://www.youtube.com/youtubei/v1/browse?key=" + url_param_encode(api_key) + "&gl=US&hl=en&prettyPrint=false";
 
@@ -1453,7 +1505,7 @@ namespace QuickMedia {
         client_json["originalUrl"] = url + "/videos";
         context_json["client"] = std::move(client_json);
         request_json["context"] = std::move(context_json);
-        request_json["browseId"] = channel_url_extract_id(url);
+        request_json["browseId"] = channel_id;
         request_json["query"] = str;
         request_json["params"] = "EgZzZWFyY2g%3D";
         //request_json["continuation"] = current_continuation_token;
@@ -1668,35 +1720,29 @@ namespace QuickMedia {
         DownloadResult result = download_json(json_root, url + "/videos?pbj=1&gl=US&hl=en", std::move(additional_args), true);
         if(result != DownloadResult::OK) return download_result_to_plugin_result(result);
 
+        std::string browse_id;
         if(json_root.isObject()) {
-            search_page_submit_suggestion_handler(json_root, continuation_token, result_items, added_videos);
-            parse_channel_videos(json_root, continuation_token, added_videos, result_items);
-            return PluginResult::OK;
-        }
-
-        if(!json_root.isArray())
+            //search_page_submit_suggestion_handler(json_root, continuation_token, result_items, added_videos);
+            parse_channel_videos(json_root, continuation_token, added_videos, browse_id, result_items);
+        } else if(json_root.isArray()) {
+            for(const Json::Value &json_item : json_root) {
+                //search_page_submit_suggestion_handler(json_root, continuation_token, result_items, added_videos);
+                parse_channel_videos(json_item, continuation_token, added_videos, browse_id, result_items);
+            }
+        } else {
             return PluginResult::ERR;
-
-        for(const Json::Value &json_item : json_root) {
-            search_page_submit_suggestion_handler(json_root, continuation_token, result_items, added_videos);
-            parse_channel_videos(json_item, continuation_token, added_videos, result_items);
         }
+
+        if(!browse_id.empty())
+            url = "https://www.youtube.com/channel/" + std::move(browse_id);
         
         return PluginResult::OK;
     }
 
     TrackResult YoutubeChannelPage::track(const std::string&) {
-        size_t channel_id_start = url.find("/channel/");
-        if(channel_id_start == std::string::npos) {
-            show_notification("QuickMedia", "Unable to get channel id from " + url, Urgency::CRITICAL);
-            return TrackResult::ERR;
-        }
-
-        channel_id_start += 9;
-        size_t channel_id_end = url.find('/', channel_id_start);
-        if(channel_id_end == std::string::npos) channel_id_end = url.size();
-        std::string channel_id = url.substr(channel_id_start, channel_id_end - channel_id_start);
-        if(channel_id.empty()) {
+        std::string channel_id;
+        std::string channel_url;
+        if(!youtube_url_extract_channel_id(url, channel_id, channel_url)) {
             show_notification("QuickMedia", "Unable to get channel id from " + url, Urgency::CRITICAL);
             return TrackResult::ERR;
         }