mirror of https://github.com/iv-org/invidious.git
channel: use extractor utils to parse tabs (+ code cleaning)
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@ -100,34 +100,40 @@ def get_about_info(ucid, locale) : AboutChannel
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total_views = 0_i64
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joined = Time.unix(0)
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tabs = [] of String
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tab_names = [] of String
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tabs_json = initdata["contents"]["twoColumnBrowseResultsRenderer"]["tabs"]?.try &.as_a?
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if !tabs_json.nil?
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# Retrieve information from the tabs array. The index we are looking for varies between channels.
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tabs_json.each do |node|
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# Try to find the about section which is located in only one of the tabs.
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channel_about_meta = node["tabRenderer"]?.try &.["content"]?.try &.["sectionListRenderer"]?
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.try &.["contents"]?.try &.[0]?.try &.["itemSectionRenderer"]?.try &.["contents"]?
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.try &.[0]?.try &.["channelAboutFullMetadataRenderer"]?
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if tabs_json = initdata["contents"]["twoColumnBrowseResultsRenderer"]["tabs"]?
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# Get the name of the tabs available on this channel
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tab_names = tabs_json.as_a
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.compact_map(&.dig?("tabRenderer", "title").try &.as_s.downcase)
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if !channel_about_meta.nil?
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total_views = channel_about_meta["viewCountText"]?.try &.["simpleText"]?.try &.as_s.gsub(/\D/, "").to_i64? || 0_i64
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# Get the currently active tab ("About")
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about_tab = extract_selected_tab(tabs_json)
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# The joined text is split to several sub strings. The reduce joins those strings before parsing the date.
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joined = channel_about_meta["joinedDateText"]?.try &.["runs"]?.try &.as_a.reduce("") { |acc, nd| acc + nd["text"].as_s }
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.try { |text| Time.parse(text, "Joined %b %-d, %Y", Time::Location.local) } || Time.unix(0)
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# Try to find the about metadata section
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channel_about_meta = about_tab.dig?(
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"content",
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"sectionListRenderer", "contents", 0,
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"itemSectionRenderer", "contents", 0,
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"channelAboutFullMetadataRenderer"
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)
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# Normal Auto-generated channels
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# https://support.google.com/youtube/answer/2579942
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# For auto-generated channels, channel_about_meta only has ["description"]["simpleText"] and ["primaryLinks"][0]["title"]["simpleText"]
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if (channel_about_meta["primaryLinks"]?.try &.size || 0) == 1 && (channel_about_meta["primaryLinks"][0]?) &&
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(channel_about_meta["primaryLinks"][0]["title"]?.try &.["simpleText"]?.try &.as_s? || "") == "Auto-generated by YouTube"
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auto_generated = true
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end
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end
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if !channel_about_meta.nil?
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total_views = channel_about_meta.dig?("viewCountText", "simpleText").try &.as_s.gsub(/\D/, "").to_i64? || 0_i64
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# The joined text is split to several sub strings. The reduce joins those strings before parsing the date.
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joined = extract_text(channel_about_meta["joinedDateText"]?)
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.try { |text| Time.parse(text, "Joined %b %-d, %Y", Time::Location.local) } || Time.unix(0)
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# Normal Auto-generated channels
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# https://support.google.com/youtube/answer/2579942
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# For auto-generated channels, channel_about_meta only has
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# ["description"]["simpleText"] and ["primaryLinks"][0]["title"]["simpleText"]
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auto_generated = (
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(channel_about_meta["primaryLinks"]?.try &.size) == 1 && \
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extract_text(channel_about_meta.dig?("primaryLinks", 0, "title")) == "Auto-generated by YouTube"
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)
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end
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tabs = tabs_json.reject { |node| node["tabRenderer"]?.nil? }.map(&.["tabRenderer"]["title"].as_s.downcase)
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end
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sub_count = initdata
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@ -148,7 +154,7 @@ def get_about_info(ucid, locale) : AboutChannel
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joined: joined,
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is_family_friendly: is_family_friendly,
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allowed_regions: allowed_regions,
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tabs: tabs,
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tabs: tab_names,
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verified: author_verified || false,
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)
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end
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