Add internal redirect for video URLs

This commit is contained in:
Omar Roth 2019-01-27 20:35:32 -06:00
parent 96fb2118d5
commit a9aae6b36c
2 changed files with 28 additions and 3 deletions

View file

@ -3652,6 +3652,31 @@ get "/api/manifest/hls_playlist/*" do |env|
manifest manifest
end end
# YouTube /videoplayback links expire after 6 hours,
# so we have a mechanism here to redirect to the latest version
get "/latest_version" do |env|
id = env.params.query["id"]?
itag = env.params.query["itag"]?
if !id || !itag
halt env, status_code: 400
end
video = get_video(id, PG_DB, proxies)
fmt_stream = video.fmt_stream(decrypt_function)
adaptive_fmts = video.adaptive_fmts(decrypt_function)
urls = (fmt_stream + adaptive_fmts).select { |fmt| fmt["itag"] == itag }
if urls.empty?
halt env, status_code: 404
elsif urls.size > 1
halt env, status_code: 409
end
env.redirect urls[0]["url"]
end
options "/videoplayback" do |env| options "/videoplayback" do |env|
env.response.headers["Access-Control-Allow-Origin"] = "*" env.response.headers["Access-Control-Allow-Origin"] = "*"
env.response.headers["Access-Control-Allow-Methods"] = "GET, OPTIONS" env.response.headers["Access-Control-Allow-Methods"] = "GET, OPTIONS"

View file

@ -11,7 +11,7 @@
<% else %> <% else %>
<% if params[:listen] %> <% if params[:listen] %>
<% audio_streams.each_with_index do |fmt, i| %> <% audio_streams.each_with_index do |fmt, i| %>
<source src="<%= fmt["url"] %>" type='<%= fmt["type"] %>' label="<%= fmt["bitrate"] %>k" selected="<%= i == 0 ? true : false %>"> <source src="/latest_version?id=<%= video.id %>&itag=<%= fmt["itag"] %>" type='<%= fmt["type"] %>' label="<%= fmt["bitrate"] %>k" selected="<%= i == 0 ? true : false %>">
<% end %> <% end %>
<% else %> <% else %>
<% if params[:quality] == "dash" %> <% if params[:quality] == "dash" %>
@ -19,9 +19,9 @@
<% end %> <% end %>
<% fmt_stream.each_with_index do |fmt, i| %> <% fmt_stream.each_with_index do |fmt, i| %>
<% if params[:quality] %> <% if params[:quality] %>
<source src="<%= fmt["url"] %>" type='<%= fmt["type"] %>' label="<%= fmt["label"] %>" selected="<%= params[:quality] == fmt["label"].split(" - ")[0] %>"> <source src="/latest_version?id=<%= video.id %>&itag=<%= fmt["itag"] %>" type='<%= fmt["type"] %>' label="<%= fmt["label"] %>" selected="<%= params[:quality] == fmt["label"].split(" - ")[0] %>">
<% else %> <% else %>
<source src="<%= fmt["url"] %>" type='<%= fmt["type"] %>' label="<%= fmt["label"] %>" selected="<%= i == 0 ? true : false %>"> <source src="/latest_version?id=<%= video.id %>&itag=<%= fmt["itag"] %>" type='<%= fmt["type"] %>' label="<%= fmt["label"] %>" selected="<%= i == 0 ? true : false %>">
<% end %> <% end %>
<% end %> <% end %>
<% end %> <% end %>