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switch to innertube API for about channels (#2255)

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Émilien Devos
2021-08-13 01:00:26 +02:00
committed by GitHub
parent f2b69fd812
commit 12b46bbd41
6 changed files with 9 additions and 43 deletions
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36
src/invidious/channels/about.cr
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@@ -9,7 +9,6 @@ struct AboutChannel
property author_thumbnail : String
property banner : String?
property description_html : String
property paid : Bool
property total_views : Int64
property sub_count : Int32
property joined : Time
@@ -29,29 +28,15 @@ struct AboutRelatedChannel
end
def get_about_info(ucid, locale)
result = YT_POOL.client &.get("/channel/#{ucid}/about?gl=US&hl=en")
if result.status_code != 200
result = YT_POOL.client &.get("/user/#{ucid}/about?gl=US&hl=en")
begin
# "EgVhYm91dA==" is the base64-encoded protobuf object {"2:string":"about"}
initdata = YoutubeAPI.browse(browse_id: ucid, params: "EgVhYm91dA==")
rescue
raise InfoException.new("Could not get channel info.")
end
if md = result.headers["location"]?.try &.match(/\/channel\/(?<ucid>UC[a-zA-Z0-9_-]{22})/)
raise ChannelRedirect.new(channel_id: md["ucid"])
end
if result.status_code != 200
raise InfoException.new("This channel does not exist.")
end
about = XML.parse_html(result.body)
if about.xpath_node(%q(//div[contains(@class, "channel-empty-message")]))
raise InfoException.new("This channel does not exist.")
end
initdata = extract_initial_data(result.body)
if initdata.empty?
error_message = about.xpath_node(%q(//div[@class="yt-alert-content"])).try &.content.strip
error_message ||= translate(locale, "Could not get channel info.")
raise InfoException.new(error_message)
if initdata.dig?("alerts", 0, "alertRenderer", "type") == "ERROR"
raise InfoException.new(initdata["alerts"][0]["alertRenderer"]["text"]["simpleText"].as_s)
end
if browse_endpoint = initdata["onResponseReceivedActions"]?.try &.[0]?.try &.["navigateAction"]?.try &.["endpoint"]?.try &.["browseEndpoint"]?
@@ -76,7 +61,6 @@ def get_about_info(ucid, locale)
description = initdata["header"]["interactiveTabbedHeaderRenderer"]["description"]["simpleText"].as_s
description_html = HTML.escape(description).gsub("\n", "<br>")
paid = false
is_family_friendly = initdata["microformat"]["microformatDataRenderer"]["familySafe"].as_bool
allowed_regions = initdata["microformat"]["microformatDataRenderer"]["availableCountries"].as_a.map { |a| a.as_s }
@@ -99,9 +83,8 @@ def get_about_info(ucid, locale)
description = initdata["metadata"]["channelMetadataRenderer"]?.try &.["description"]?.try &.as_s? || ""
description_html = HTML.escape(description).gsub("\n", "<br>")
paid = about.xpath_node(%q(//meta[@itemprop="paid"])).not_nil!["content"] == "True"
is_family_friendly = about.xpath_node(%q(//meta[@itemprop="isFamilyFriendly"])).not_nil!["content"] == "True"
allowed_regions = about.xpath_node(%q(//meta[@itemprop="regionsAllowed"])).not_nil!["content"].split(",")
is_family_friendly = initdata["microformat"]["microformatDataRenderer"]["familySafe"].as_bool
allowed_regions = initdata["microformat"]["microformatDataRenderer"]["availableCountries"].as_a.map { |a| a.as_s }
related_channels = initdata["contents"]["twoColumnBrowseResultsRenderer"]
.["secondaryContents"]?.try &.["browseSecondaryContentsRenderer"]["contents"][0]?
@@ -180,7 +163,6 @@ def get_about_info(ucid, locale)
author_thumbnail: author_thumbnail,
banner: banner,
description_html: description_html,
paid: paid,
total_views: total_views,
sub_count: sub_count,
joined: joined,