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Use extract_initial_data helper everywhere

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saltycrys 2020-11-26 11:19:25 +01:00
parent a4f923839a
commit 9ea20cca32
2 changed files with 5 additions and 12 deletions
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14
src/invidious/channels.cr
View File

@ -775,8 +775,6 @@ def extract_channel_community_cursor(continuation)
cursor
end
INITDATA_PREQUERY = "window[\"ytInitialData\"] = {"
def get_about_info(ucid, locale)
about = YT_POOL.client &.get("/channel/#{ucid}/about?gl=US&hl=en")
if about.status_code != 200
@ -792,18 +790,14 @@ def get_about_info(ucid, locale)
raise error_message
end
initdata_pre = about.body.index(INITDATA_PREQUERY)
initdata_post = initdata_pre.nil? ? nil : about.body.index("};", initdata_pre)
if initdata_post.nil?
about = XML.parse_html(about.body)
initdata = extract_initial_data(about.body)
about = XML.parse_html(about.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 error_message
end
initdata_pre = initdata_pre.not_nil! + INITDATA_PREQUERY.size - 1
initdata = JSON.parse(about.body[initdata_pre, initdata_post - initdata_pre + 1])
about = XML.parse_html(about.body)
if about.xpath_node(%q(//div[contains(@class, "channel-empty-message")]))
error_message = translate(locale, "This channel does not exist.")

3
src/invidious/videos.cr
View File

@ -839,8 +839,7 @@ def extract_polymer_config(body)
params[f] = player_response[f] if player_response[f]?
end
yt_initial_data = body.match(/(window\["ytInitialData"\]|var\s+ytInitialData)\s*=\s*(?<info>.*?);\s*\n/)
.try { |r| JSON.parse(r["info"]).as_h }
yt_initial_data = extract_initial_data(body)
params["relatedVideos"] = yt_initial_data.try &.["playerOverlays"]?.try &.["playerOverlayRenderer"]?
.try &.["endScreen"]?.try &.["watchNextEndScreenRenderer"]?.try &.["results"]?.try &.as_a.compact_map { |r|