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Fix extraction for ytInitialData

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This commit is contained in:
Omar Roth 2019-07-11 07:27:42 -05:00
parent bb096a0357
commit af592ea8c1
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5 changed files with 18 additions and 19 deletions
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4
src/invidious/channels.cr
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@ -636,8 +636,8 @@ def fetch_channel_community(ucid, continuation, locale, config, kemal_config, fo
ucid = response.body.match(/https:\/\/www.youtube.com\/channel\/(?<ucid>UC[a-zA-Z0-9_-]{22})/).not_nil!["ucid"]
if !continuation || continuation.empty?
response = JSON.parse(response.body.match(/window\["ytInitialData"\] = (?<info>.*?);\n/).try &.["info"] || "{}")
body = response["contents"]?.try &.["twoColumnBrowseResultsRenderer"]["tabs"].as_a.select { |tab| tab["tabRenderer"]?.try &.["selected"].as_bool.== true }[0]?
initial_data = extract_initial_data(response.body)
body = initial_data["contents"]?.try &.["twoColumnBrowseResultsRenderer"]["tabs"].as_a.select { |tab| tab["tabRenderer"]?.try &.["selected"].as_bool.== true }[0]?
if !body
raise "Could not extract community tab."

9
src/invidious/helpers/helpers.cr
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@ -826,3 +826,12 @@ def create_notification_stream(env, config, kemal_config, decrypt_function, topi
connection_channel.send({false, connection})
end
end
def extract_initial_data(body)
initial_data = body.match(/window\["ytInitialData"\] = (?<info>.*?);\n/).try &.["info"] || "{}"
if initial_data.starts_with?("JSON.parse(\"")
return JSON.parse(JSON.parse(%({"initial_data":"#{initial_data[12..-3]}"}))["initial_data"].as_s)
else
return JSON.parse(initial_data)
end
end

13
src/invidious/mixes.cr
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@ -28,18 +28,13 @@ def fetch_mix(rdid, video_id, cookies = nil, locale = nil)
end
response = client.get("/watch?v=#{video_id}&list=#{rdid}&gl=US&hl=en&has_verified=1&bpctr=9999999999", headers)
yt_data = response.body.match(/window\["ytInitialData"\] = (?<data>.*);/)
if yt_data
yt_data = JSON.parse(yt_data["data"].rchop(";"))
else
initial_data = extract_initial_data(response.body)
if !initial_data["contents"]["twoColumnWatchNextResults"]["playlist"]?
raise translate(locale, "Could not create mix.")
end
if !yt_data["contents"]["twoColumnWatchNextResults"]["playlist"]?
raise translate(locale, "Could not create mix.")
end
playlist = yt_data["contents"]["twoColumnWatchNextResults"]["playlist"]["playlist"]
playlist = initial_data["contents"]["twoColumnWatchNextResults"]["playlist"]["playlist"]
mix_title = playlist["title"].as_s
contents = playlist["contents"].as_a

9
src/invidious/trending.cr
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@ -14,14 +14,9 @@ def fetch_trending(trending_type, region, locale)
response = client.get("/feed/trending?gl=#{region}&hl=en", headers).body
yt_data = response.match(/window\["ytInitialData"\] = (?<data>.*);/)
if yt_data
yt_data = JSON.parse(yt_data["data"].rchop(";"))
else
raise translate(locale, "Could not pull trending pages.")
end
initial_data = extract_initial_data(response)
tabs = yt_data["contents"]["twoColumnBrowseResultsRenderer"]["tabs"][0]["tabRenderer"]["content"]["sectionListRenderer"]["subMenu"]["channelListSubMenuRenderer"]["contents"].as_a
tabs = initial_data["contents"]["twoColumnBrowseResultsRenderer"]["tabs"][0]["tabRenderer"]["content"]["sectionListRenderer"]["subMenu"]["channelListSubMenuRenderer"]["contents"].as_a
url = tabs.select { |tab| tab["channelListSubMenuAvatarRenderer"]["title"]["simpleText"] == trending_type }[0]?
if url

2
src/invidious/videos.cr
View File

@ -925,7 +925,7 @@ def extract_polymer_config(body, html)
end
end
initial_data = JSON.parse(body.match(/window\["ytInitialData"\] = (?<info>.*?);\n/).try &.["info"] || "{}")
initial_data = extract_initial_data(body)
primary_results = initial_data["contents"]?
.try &.["twoColumnWatchNextResults"]?