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Code Issues Actions 2 Packages Projects Releases Wiki Activity

fetch with innertube api when video is unavailable (#2329)

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+ rename some client type to better names
+ fix thirdParty hack
This commit is contained in:
Émilien Devos
2021-08-16 19:41:16 +02:00
committed by GitHub
parent 25362f16a0
commit b5d2eb5c70
2 changed files with 22 additions and 63 deletions
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60
src/invidious/videos.cr
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@@ -819,10 +819,14 @@ def parse_related(r : JSON::Any) : JSON::Any?
JSON::Any.new(rv)
end
def extract_video_info(video_id : String, proxy_region : String? = nil)
def extract_video_info(video_id : String, proxy_region : String? = nil, context_screen : String? = nil)
params = {} of String => JSON::Any
client_config = YoutubeAPI::ClientConfig.new(proxy_region: proxy_region)
if context_screen == "embed"
client_config.client_type = YoutubeAPI::ClientType::WebScreenEmbed
end
player_response = YoutubeAPI.player(video_id: video_id, params: "", client_config: client_config)
if player_response["playabilityStatus"]?.try &.["status"]?.try &.as_s != "OK"
@@ -844,7 +848,11 @@ def extract_video_info(video_id : String, proxy_region : String? = nil)
# maybe fix throttling issues (#2194).See for the explanation about the decrypted URLs:
# https://github.com/TeamNewPipe/NewPipeExtractor/issues/562
if !params["reason"]?
client_config.client_type = YoutubeAPI::ClientType::Android
if context_screen == "embed"
client_config.client_type = YoutubeAPI::ClientType::AndroidScreenEmbed
else
client_config.client_type = YoutubeAPI::ClientType::Android
end
stream_data = YoutubeAPI.player(video_id: video_id, params: "", client_config: client_config)
params["streamingData"] = stream_data["streamingData"]? || JSON::Any.new("")
end
@@ -972,52 +980,10 @@ def fetch_video(id, region)
end
end
# Try to pull streams from embed URL
# Try to fetch video info using an embedded client
if info["reason"]?
required_parameters = {
"video_id" => id,
"eurl" => "https://youtube.googleapis.com/v/#{id}",
"html5" => "1",
"gl" => "US",
"hl" => "en",
}
if info["reason"].as_s.includes?("inappropriate")
# The html5, c and cver parameters are required in order to extract age-restricted videos
# See https://github.com/yt-dlp/yt-dlp/commit/4e6767b5f2e2523ebd3dd1240584ead53e8c8905
required_parameters.merge!({
"c" => "TVHTML5",
"cver" => "6.20180913",
})
# In order to actually extract video info without error, the `x-youtube-client-version`
# has to be set to the same version as `cver` above.
additional_headers = HTTP::Headers{"x-youtube-client-version" => "6.20180913"}
else
embed_page = YT_POOL.client &.get("/embed/#{id}").body
sts = embed_page.match(/"sts"\s*:\s*(?<sts>\d+)/).try &.["sts"]? || ""
required_parameters["sts"] = sts
additional_headers = HTTP::Headers{} of String => String
end
embed_info = HTTP::Params.parse(YT_POOL.client &.get("/get_video_info?#{URI::Params.encode(required_parameters)}",
headers: additional_headers).body)
if embed_info["player_response"]?
player_response = JSON.parse(embed_info["player_response"])
{"captions", "microformat", "playabilityStatus", "streamingData", "videoDetails", "storyboards"}.each do |f|
info[f] = player_response[f] if player_response[f]?
end
end
initial_data = JSON.parse(embed_info["watch_next_response"]) if embed_info["watch_next_response"]?
info["relatedVideos"] = initial_data.try &.["playerOverlays"]?.try &.["playerOverlayRenderer"]?
.try &.["endScreen"]?.try &.["watchNextEndScreenRenderer"]?.try &.["results"]?.try &.as_a.compact_map { |r|
parse_related r
}.try { |a| JSON::Any.new(a) } || embed_info["rvs"]?.try &.split(",").map { |r|
r = HTTP::Params.parse(r).to_h
JSON::Any.new(Hash.zip(r.keys, r.values.map { |v| JSON::Any.new(v) }))
}.try { |a| JSON::Any.new(a) } || JSON::Any.new([] of JSON::Any)
embed_info = extract_video_info(video_id: id, context_screen: "embed")
info = embed_info if !embed_info["reason"]?
end
raise InfoException.new(info["reason"]?.try &.as_s || "") if !info["videoDetails"]?