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https://github.com/iv-org/invidious.git
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Add captions
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parent
87d520bb02
commit
3beac53c89
@ -145,6 +145,7 @@ channel_threads.times do |i|
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end
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end
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end
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Fiber.yield
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end
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end
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@ -170,6 +171,7 @@ video_threads.times do |i|
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end
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end
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end
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Fiber.yield
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end
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end
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@ -349,6 +351,13 @@ get "/watch" do |env|
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stream["bitrate"] = (stream["bitrate"].to_f64/1000).to_i.to_s
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end
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player_response = JSON.parse(video.info["player_response"])
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if player_response["captions"]?
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captions = player_response["captions"]["playerCaptionsTracklistRenderer"]["captionTracks"].as_a
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else
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captions = [] of JSON::Any
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end
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rvs = [] of Hash(String, String)
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if video.info.has_key?("rvs")
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video.info["rvs"].split(",").each do |rv|
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@ -396,6 +405,74 @@ get "/watch" do |env|
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templated "watch"
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end
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get "/captions/:id" do |env|
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id = env.params.url["id"]
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client = make_client(YT_URL)
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begin
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video = get_video(id, client, PG_DB)
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rescue ex
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error_message = ex.message
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next templated "error"
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end
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env.response.content_type = "application/json"
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player_response = JSON.parse(video.info["player_response"])
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if !player_response["captions"]?
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next "{}"
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end
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tracks = player_response["captions"]["playerCaptionsTracklistRenderer"]["captionTracks"].as_a
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label = env.params.query["label"]?
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track = tracks.select { |tracks| tracks["name"]["simpleText"] == label }
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env.response.content_type = "text/vtt"
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if track.empty?
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if tracks.empty?
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halt env, status_code: 403
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else
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track = tracks[0]
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end
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else
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track = track[0]
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end
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track_xml = client.get(track["baseUrl"].as_s).body
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track_xml = XML.parse(track_xml)
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webvtt = <<-END_VTT
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WEBVTT
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Kind: captions
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Language: #{track["languageCode"]}
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END_VTT
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track_xml.xpath_nodes("//transcript/text").each do |node|
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start_time = node["start"].to_f.seconds
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end_time = start_time + node["dur"].to_f.seconds
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start_time = "#{start_time.hours.to_s.rjust(2, '0')}:#{start_time.minutes.to_s.rjust(2, '0')}:#{start_time.seconds.to_s.rjust(2, '0')}.#{start_time.milliseconds.to_s.rjust(3, '0')}"
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end_time = "#{end_time.hours.to_s.rjust(2, '0')}:#{end_time.minutes.to_s.rjust(2, '0')}:#{end_time.seconds.to_s.rjust(2, '0')}.#{end_time.milliseconds.to_s.rjust(3, '0')}"
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text = HTML.unescape(node.content)
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if md = text.match(/(?<name>.*) : (?<text>.*)/)
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text = "<v #{md["name"]}>#{md["text"]}</v>"
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end
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webvtt = webvtt + <<-END_CUE
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#{start_time} --> #{end_time}
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#{text}
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END_CUE
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end
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webvtt
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end
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get "/comments/:id" do |env|
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id = env.params.url["id"]
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@ -27,6 +27,11 @@
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<source src="<%= fmt["url"] %>" type='<%= fmt["type"] %>' label="<%= fmt["label"] %>" selected="<%= i == 0 ? true : false %>">
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<% end %>
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<% end %>
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<% captions.each do |caption| %>
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<track kind="captions" src="/captions/<%= video.id %>?label=<%= caption["name"]["simpleText"] %>"
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srclang="<%= caption["languageCode"] %>" label="<%= caption["name"]["simpleText"]%> ">
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<% end %>
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<% end %>
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</video>
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</div>
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@ -41,6 +46,7 @@ var options = {
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'volumePanel',
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'progressControl',
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'remainingTimeDisplay',
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'captionsButton',
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'qualitySelector',
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'playbackRateMenuButton',
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'fullscreenToggle',
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