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Subscriptions: Fix Nil assertion failed (#3793)

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Samantaz Fox 2023-05-08 15:41:49 +02:00
parent febd14f703 c385a944e6
commit b420de6977
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1 changed files with 25 additions and 11 deletions
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36
src/invidious/channels/channels.cr
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@ -159,12 +159,18 @@ def fetch_channel(ucid, pull_all_videos : Bool)
LOGGER.debug("fetch_channel: #{ucid}") LOGGER.debug("fetch_channel: #{ucid}")
LOGGER.trace("fetch_channel: #{ucid} : pull_all_videos = #{pull_all_videos}") LOGGER.trace("fetch_channel: #{ucid} : pull_all_videos = #{pull_all_videos}")
namespaces = {
"yt" => "http://www.youtube.com/xml/schemas/2015",
"media" => "http://search.yahoo.com/mrss/",
"default" => "http://www.w3.org/2005/Atom",
}
LOGGER.trace("fetch_channel: #{ucid} : Downloading RSS feed") LOGGER.trace("fetch_channel: #{ucid} : Downloading RSS feed")
rss = YT_POOL.client &.get("/feeds/videos.xml?channel_id=#{ucid}").body rss = YT_POOL.client &.get("/feeds/videos.xml?channel_id=#{ucid}").body
LOGGER.trace("fetch_channel: #{ucid} : Parsing RSS feed") LOGGER.trace("fetch_channel: #{ucid} : Parsing RSS feed")
rss = XML.parse_html(rss) rss = XML.parse(rss)
author = rss.xpath_node(%q(//feed/title)) author = rss.xpath_node("//default:feed/default:title", namespaces)
if !author if !author
raise InfoException.new("Deleted or invalid channel") raise InfoException.new("Deleted or invalid channel")
end end
@ -192,15 +198,23 @@ def fetch_channel(ucid, pull_all_videos : Bool)
videos, continuation = IV::Channel::Tabs.get_videos(channel) videos, continuation = IV::Channel::Tabs.get_videos(channel)
LOGGER.trace("fetch_channel: #{ucid} : Extracting videos from channel RSS feed") LOGGER.trace("fetch_channel: #{ucid} : Extracting videos from channel RSS feed")
rss.xpath_nodes("//feed/entry").each do |entry| rss.xpath_nodes("//default:feed/default:entry", namespaces).each do |entry|
video_id = entry.xpath_node("videoid").not_nil!.content video_id = entry.xpath_node("yt:videoId", namespaces).not_nil!.content
title = entry.xpath_node("title").not_nil!.content title = entry.xpath_node("default:title", namespaces).not_nil!.content
published = Time.parse_rfc3339(entry.xpath_node("published").not_nil!.content)
updated = Time.parse_rfc3339(entry.xpath_node("updated").not_nil!.content) published = Time.parse_rfc3339(
author = entry.xpath_node("author/name").not_nil!.content entry.xpath_node("default:published", namespaces).not_nil!.content
ucid = entry.xpath_node("channelid").not_nil!.content )
views = entry.xpath_node("group/community/statistics").try &.["views"]?.try &.to_i64? updated = Time.parse_rfc3339(
views ||= 0_i64 entry.xpath_node("default:updated", namespaces).not_nil!.content
)
author = entry.xpath_node("default:author/default:name", namespaces).not_nil!.content
ucid = entry.xpath_node("yt:channelId", namespaces).not_nil!.content
views = entry
.xpath_node("media:group/media:community/media:statistics", namespaces)
.try &.["views"]?.try &.to_i64? || 0_i64
channel_video = videos channel_video = videos
.select(SearchVideo) .select(SearchVideo)