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Show playlists for auto-generated channels

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This commit is contained in:
Omar Roth 2019-02-24 16:39:44 -06:00
parent 955b36913f
commit 6b12449be4
4 changed files with 88 additions and 80 deletions
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84
src/invidious.cr
View file

@ -2242,6 +2242,8 @@ get "/channel/:ucid" do |env|
page = env.params.query["page"]?.try &.to_i?
page ||= 1
continuation = env.params.query["continuation"]?
sort_by = env.params.query["sort_by"]?.try &.downcase
sort_by ||= "newest"
@ -2260,8 +2262,14 @@ get "/channel/:ucid" do |env|
end
end
videos, count = get_60_videos(ucid, page, auto_generated, sort_by)
videos.select! { |video| !video.paid }
if auto_generated
items, continuation = fetch_channel_playlists(ucid, author, auto_generated, continuation, sort_by)
items.select! { |item| item.is_a?(SearchPlaylist) && !item.videos.empty? }
items = items.map { |item| item.as(SearchPlaylist) }
else
items, count = get_60_videos(ucid, page, auto_generated, sort_by)
items.select! { |item| !item.paid }
end
templated "channel"
end
@ -2899,12 +2907,17 @@ get "/api/v1/channels/:ucid" do |env|
end
page = 1
if auto_generated
videos = [] of SearchVideo
count = 0
else
begin
videos, count = get_60_videos(ucid, page, auto_generated, sort_by)
rescue ex
error_message = {"error" => ex.message}.to_json
halt env, status_code: 500, response: error_message
end
end
client = make_client(YT_URL)
channel_html = client.get("/channel/#{ucid}/about?disable_polymer=1").body
@ -3006,6 +3019,7 @@ get "/api/v1/channels/:ucid" do |env|
json.field "joined", joined.to_unix
json.field "paid", paid
json.field "autoGenerated", auto_generated
json.field "isFamilyFriendly", is_family_friendly
json.field "description", description
json.field "descriptionHtml", description_html
@ -3225,71 +3239,7 @@ end
halt env, status_code: 500, response: error_message
end
client = make_client(YT_URL)
if continuation
url = produce_channel_playlists_url(ucid, continuation, sort_by, auto_generated)
response = client.get(url)
json = JSON.parse(response.body)
if json["load_more_widget_html"].as_s.empty?
response = {
"playlists" => [] of String,
"continuation" => nil,
}
if env.params.query["pretty"]? && env.params.query["pretty"] == "1"
response = response.to_pretty_json
else
response = response.to_json
end
halt env, status_code: 200, response: response
end
continuation = XML.parse_html(json["load_more_widget_html"].as_s)
continuation = continuation.xpath_node(%q(//button[@data-uix-load-more-href]))
if continuation
continuation = extract_channel_playlists_cursor(continuation["data-uix-load-more-href"], auto_generated)
end
html = XML.parse_html(json["content_html"].as_s)
nodeset = html.xpath_nodes(%q(//li[contains(@class, "feed-item-container")]))
else
url = "/channel/#{ucid}/playlists?disable_polymer=1&flow=list"
if auto_generated
url += "&view=50"
else
url += "&view=1"
end
case sort_by
when "last", "last_added"
#
when "oldest", "oldest_created"
url += "&sort=da"
when "newest", "newest_created"
url += "&sort=dd"
end
response = client.get(url)
html = XML.parse_html(response.body)
continuation = html.xpath_node(%q(//button[@data-uix-load-more-href]))
if continuation
continuation = extract_channel_playlists_cursor(continuation["data-uix-load-more-href"], auto_generated)
end
nodeset = html.xpath_nodes(%q(//ul[@id="browse-items-primary"]/li[contains(@class, "feed-item-container")]))
end
if auto_generated
items = extract_shelf_items(nodeset, ucid, author)
else
items = extract_items(nodeset, ucid, author)
end
items, continuation = fetch_channel_playlists(ucid, author, auto_generated, continuation, sort_by)
response = JSON.build do |json|
json.object do

69
src/invidious/channels.cr
View file

@ -50,13 +50,11 @@ def get_batch_channels(channels, db, refresh = false, pull_all_videos = true, ma
end
def get_channel(id, db, refresh = true, pull_all_videos = true)
client = make_client(YT_URL)
if db.query_one?("SELECT EXISTS (SELECT true FROM channels WHERE id = $1)", id, as: Bool)
channel = db.query_one("SELECT * FROM channels WHERE id = $1", id, as: InvidiousChannel)
if refresh && Time.now - channel.updated > 10.minutes
channel = fetch_channel(id, client, db, pull_all_videos: pull_all_videos)
channel = fetch_channel(id, db, pull_all_videos: pull_all_videos)
channel_array = channel.to_a
args = arg_array(channel_array)
@ -64,7 +62,7 @@ def get_channel(id, db, refresh = true, pull_all_videos = true)
ON CONFLICT (id) DO UPDATE SET author = $2, updated = $3", channel_array)
end
else
channel = fetch_channel(id, client, db, pull_all_videos: pull_all_videos)
channel = fetch_channel(id, db, pull_all_videos: pull_all_videos)
channel_array = channel.to_a
args = arg_array(channel_array)
@ -74,7 +72,9 @@ def get_channel(id, db, refresh = true, pull_all_videos = true)
return channel
end
def fetch_channel(ucid, client, db, pull_all_videos = true, locale = nil)
def fetch_channel(ucid, db, pull_all_videos = true, locale = nil)
client = make_client(YT_URL)
rss = client.get("/feeds/videos.xml?channel_id=#{ucid}").body
rss = XML.parse_html(rss)
@ -193,6 +193,65 @@ def fetch_channel(ucid, client, db, pull_all_videos = true, locale = nil)
return channel
end
def fetch_channel_playlists(ucid, author, auto_generated, continuation, sort_by)
client = make_client(YT_URL)
if continuation
url = produce_channel_playlists_url(ucid, continuation, sort_by, auto_generated)
response = client.get(url)
json = JSON.parse(response.body)
if json["load_more_widget_html"].as_s.empty?
return [] of SearchItem, nil
end
continuation = XML.parse_html(json["load_more_widget_html"].as_s)
continuation = continuation.xpath_node(%q(//button[@data-uix-load-more-href]))
if continuation
continuation = extract_channel_playlists_cursor(continuation["data-uix-load-more-href"], auto_generated)
end
html = XML.parse_html(json["content_html"].as_s)
nodeset = html.xpath_nodes(%q(//li[contains(@class, "feed-item-container")]))
else
url = "/channel/#{ucid}/playlists?disable_polymer=1&flow=list"
if auto_generated
url += "&view=50"
else
url += "&view=1"
end
case sort_by
when "last", "last_added"
#
when "oldest", "oldest_created"
url += "&sort=da"
when "newest", "newest_created"
url += "&sort=dd"
end
response = client.get(url)
html = XML.parse_html(response.body)
continuation = html.xpath_node(%q(//button[@data-uix-load-more-href]))
if continuation
continuation = extract_channel_playlists_cursor(continuation["data-uix-load-more-href"], auto_generated)
end
nodeset = html.xpath_nodes(%q(//ul[@id="browse-items-primary"]/li[contains(@class, "feed-item-container")]))
end
if auto_generated
items = extract_shelf_items(nodeset, ucid, author)
else
items = extract_items(nodeset, ucid, author)
end
return items, continuation
end
def produce_channel_videos_url(ucid, page = 1, auto_generated = nil, sort_by = "newest")
if auto_generated
seed = Time.unix(1525757349)

3
src/invidious/jobs.cr
View file

@ -68,8 +68,7 @@ def refresh_channels(db, logger, max_threads = 1, full_refresh = false)
active_threads += 1
spawn do
begin
client = make_client(YT_URL)
channel = fetch_channel(id, client, db, full_refresh)
channel = fetch_channel(id, db, full_refresh)
db.exec("UPDATE channels SET updated = $1, author = $2, deleted = false WHERE id = $3", Time.now, channel.author, id)
rescue ex

2
src/invidious/views/channel.ecr
View file

@ -46,7 +46,7 @@
</div>
<div class="pure-g">
<% videos.each_slice(4) do |slice| %>
<% items.each_slice(4) do |slice| %>
<% slice.each do |item| %>
<%= rendered "components/item" %>
<% end %>