invidious-experimenting/src/invidious/trending.cr
2021-03-27 22:48:43 -07:00

44 lines
1.3 KiB
Crystal

def fetch_trending(trending_type, region, locale)
region ||= "US"
region = region.upcase
trending = ""
plid = nil
if trending_type && trending_type != "Default"
if trending_type == "Music"
trending_type = 1
elsif trending_type == "Gaming"
trending_type = 2
elsif trending_type == "Movies"
trending_type = 3
end
response = YT_POOL.client &.get("/feed/trending?gl=#{region}&hl=en").body
initial_data = extract_initial_data(response)
url = initial_data["contents"]["twoColumnBrowseResultsRenderer"]["tabs"][trending_type]["tabRenderer"]["endpoint"]["commandMetadata"]["webCommandMetadata"]["url"]
url = "#{url}&gl=#{region}&hl=en"
trending = YT_POOL.client &.get(url).body
plid = extract_plid(url)
else
trending = YT_POOL.client &.get("/feed/trending?gl=#{region}&hl=en").body
end
initial_data = extract_initial_data(trending)
trending = extract_videos(initial_data)
return {trending, plid}
end
def extract_plid(url)
return url.try { |i| URI.parse(i).query }
.try { |i| HTTP::Params.parse(i)["bp"] }
.try { |i| URI.decode_www_form(i) }
.try { |i| Base64.decode(i) }
.try { |i| IO::Memory.new(i) }
.try { |i| Protodec::Any.parse(i) }
.try &.["44:0:embedded"]?.try &.["2:1:string"]?.try &.as_s
end