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Make feat. chan page URL to compatible with yt

This commit is contained in:
syeopite 2021-05-08 02:41:16 -07:00
parent 8000d538db
commit c91ff8506a
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GPG Key ID: 6FA616E5A5294A82
6 changed files with 68 additions and 46 deletions
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1
src/invidious.cr
View File

@ -313,7 +313,6 @@ Invidious::Routing.get "/channel/:ucid/videos", Invidious::Routes::Channels, :vi
Invidious::Routing.get "/channel/:ucid/playlists", Invidious::Routes::Channels, :playlists
Invidious::Routing.get "/channel/:ucid/community", Invidious::Routes::Channels, :community
Invidious::Routing.get "/channel/:ucid/channels", Invidious::Routes::Channels, :channels
Invidious::Routing.get "/channel/:ucid/channels/:param", Invidious::Routes::Channels, :featured_channel_category
Invidious::Routing.get "/channel/:ucid/about", Invidious::Routes::Channels, :about
Invidious::Routing.get "/watch", Invidious::Routes::Watch, :handle

30
src/invidious/channels.cr
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@ -380,7 +380,9 @@ def fetch_channel_playlists(ucid, author, continuation, sort_by)
return items, continuation
end
def fetch_channel_featured_channels(ucid, tab_data, params = nil, continuation = nil, query_title = nil)
def fetch_channel_featured_channels(ucid, tab_data, view=nil, shelf_id=nil, continuation = nil, query_title = nil)
auxiliary_data = {} of String => String
if continuation.is_a?(String)
initial_data = request_youtube_api_browse(continuation)
items = extract_items(initial_data)
@ -392,9 +394,14 @@ def fetch_channel_featured_channels(ucid, tab_data, params = nil, continuation =
browse_endpoint_data: nil,
continuation_token: continuation_token,
badges: nil,
auxiliary_data: auxiliary_data,
})]
else
if params.is_a?(String)
if view && shelf_id
auxiliary_data["view"] = view
auxiliary_data["shelf_id"] = shelf_id
params = produce_featured_channel_browse_param(view.to_i64, shelf_id.to_i64)
initial_data = request_youtube_api_browse(ucid, params)
continuation_token = fetch_continuation_token(initial_data)
else
@ -432,17 +439,19 @@ def fetch_channel_featured_channels(ucid, tab_data, params = nil, continuation =
browse_endpoint_data: category.browse_endpoint_data,
continuation_token: continuation_token,
badges: nil,
auxiliary_data: category.auxiliary_data,
})
end
# If we don't have any categories we'll create one.
if category_array.empty?
return [Category.new({
title: fallback_title, # If continuation contents is requested then the query_title has to be passed along.
title: fallback_title,
contents: items,
browse_endpoint_data: nil,
continuation_token: continuation_token,
badges: nil,
auxiliary_data: auxiliary_data,
})]
end
@ -450,6 +459,21 @@ def fetch_channel_featured_channels(ucid, tab_data, params = nil, continuation =
end
end
def produce_featured_channel_browse_param(view : Int64, shelf_id : Int64)
object = {
"2:string" => "channels",
"4:varint" => view,
"14:varint" => shelf_id
}
browse_params = object.try { |i| Protodec::Any.cast_json(object) }
.try { |i| Protodec::Any.from_json(i) }
.try { |i| Base64.urlsafe_encode(i) }
.try { |i| URI.encode_www_form(i) }
return browse_params
end
def produce_channel_videos_continuation(ucid, page = 1, auto_generated = nil, sort_by = "newest", v2 = false)
object = {
"80226972:embedded" => {

12
src/invidious/helpers/extractors.cr
View File

@ -208,7 +208,6 @@ private class CategoryParser < ItemParser
def parse(item_contents, author_fallback)
# Title extraction is a bit complicated. There are two possible routes for it
# as well as times when the title attribute just isn't sent by YT.
title_container = item_contents["title"]? || ""
if !title_container.is_a? String
if title = title_container["simpleText"]?
@ -220,6 +219,7 @@ private class CategoryParser < ItemParser
title = ""
end
auxiliary_data = {} of String => String
browse_endpoint = item_contents["endpoint"]?.try &.["browseEndpoint"] || nil
browse_endpoint_data = ""
category_type = 0 # 0: Video, 1: Channels, 2: Playlist/feed, 3: trending
@ -236,7 +236,14 @@ private class CategoryParser < ItemParser
# instead it uses the browseId parameter. So if there isn't a params value we can assume the
# category is a playlist/feed
if browse_endpoint["params"]?
browse_endpoint_data = browse_endpoint["params"].as_s
# However, even though the channel category type returns the browse endpoint param
# we're not going to be using it in order to preserve compatablity with Youtube.
# and for an URL that looks cleaner
url = item_contents["endpoint"]["commandMetadata"]["webCommandMetadata"]["url"]
url = URI.parse(url.as_s)
auxiliary_data["view"] = url.query_params["view"]
auxiliary_data["shelf_id"] = url.query_params["shelf_id"]
category_type = 1
else
browse_endpoint_data = browse_endpoint["browseId"].as_s
@ -276,6 +283,7 @@ private class CategoryParser < ItemParser
browse_endpoint_data: browse_endpoint_data,
continuation_token: nil,
badges: badges,
auxiliary_data: auxiliary_data,
})
end
end

3
src/invidious/helpers/invidiousitems.cr
View File

@ -237,6 +237,9 @@ class Category
property continuation_token : String?
property badges : Array(Tuple(String, String))?
# Data unique to only specific types of categories.
property auxiliary_data : Hash(String, String)
def to_json(locale, json : JSON::Builder)
json.object do
json.field "title", self.title

48
src/invidious/routes/channels.cr
View File

@ -102,6 +102,12 @@ class Invidious::Routes::Channels < Invidious::Routes::BaseRoute
return env.redirect "/channel/#{channel.ucid}"
end
view = env.params.query["view"]?
shelf_id = env.params.query["shelf_id"]?
# Category title isn't returned when requesting a specific category or continuation data
# so we have it in through a url param
current_category_title = env.params.query["title"]?
if continuation
offset = env.params.query["offset"]?
if offset
@ -112,47 +118,27 @@ class Invidious::Routes::Channels < Invidious::Routes::BaseRoute
# Previous continuation
previous_continuation = env.params.query["previous"]?
# Category title is not returned when using a continuation token.
title = env.params.query["title"]?
featured_channel_categories = fetch_channel_featured_channels(ucid, channel.tabs["channels"], nil, continuation, title).not_nil!
featured_channel_categories = fetch_channel_featured_channels(ucid, channel.tabs["channels"], nil, nil, continuation, current_category_title).not_nil!
elsif view && shelf_id
offset = env.params.query["offset"]?
if offset
offset = offset.to_i
else
offset = 0
end
featured_channel_categories = fetch_channel_featured_channels(ucid, channel.tabs["channels"], view, shelf_id, continuation, current_category_title).not_nil!
else
previous_continuation = nil
category_param = nil
offset = 0
title = nil
featured_channel_categories = fetch_channel_featured_channels(ucid, channel.tabs["channels"], nil, nil).not_nil!
featured_channel_categories = fetch_channel_featured_channels(ucid, channel.tabs["channels"], nil, nil, current_category_title).not_nil!
end
templated "channel/featured_channels", buffer_footer: true
end
def featured_channel_category(env)
# Used to check when the initial page is reached and redirect to /channel/:ucid/channels/:param when zero
offset = env.params.query["offset"]?
category_param = env.params.url["param"]
if offset
offset = offset.to_i
else
offset = 0
end
data = self.fetch_basic_information(env)
if !data.is_a?(Tuple)
return data
end
locale, user, subscriptions, continuation, ucid, channel = data
# Previous continuation
previous_continuation = env.params.query["previous"]?
# Category title is not returned when using a continuation token.
title = env.params.query["title"]?
featured_channel_categories = fetch_channel_featured_channels(ucid, channel.tabs["channels"], category_param, continuation, title).not_nil!
templated "channel/featured_channels"
end
def about(env)
data = self.fetch_basic_information(env)
if !data.is_a?(Tuple)

20
src/invidious/views/channel/featured_channels.ecr
View File

@ -14,8 +14,9 @@
<details open="">
<summary style="display: revert;">
<h3 class="category-heading">
<% if (category_request_param = category.browse_endpoint_data).is_a?(String) %>
<a href="/channel/<%=channel.ucid%>/channels/<%=HTML.escape(category_request_param)%>">
<% if category.auxiliary_data.has_key?("view") %>
<% category_url_param = "?view=#{category.auxiliary_data["view"]}&shelf_id=#{category.auxiliary_data["shelf_id"]}" %>
<a href="/channel/<%=channel.ucid%>/channels<%=HTML.escape(category_url_param)%>">
<%= category.title %>
</a>
<%else%>
@ -90,14 +91,15 @@
</div>
<% if !featured_channel_categories.empty? %>
<% base_url = "/channel/#{channel.ucid}/channels?view=#{view}&shelf_id=#{shelf_id}" %>
<div class="pure-g h-box">
<div class="pure-u-1 pure-u-lg-1-5">
<% if previous_continuation %>
<a href="/channel/<%=channel.ucid%>/channels/<%=category_param%>?continuation=<%=HTML.escape(previous_continuation)%>&offset=<%=offset.not_nil!-1%>&title=<%=HTML.escape(title.not_nil!)%>">
<a href="<%= base_url %>&continuation=<%=HTML.escape(previous_continuation)%>&offset=<%=offset.not_nil!-1%>&title=<%=HTML.escape(current_category_title.not_nil!)%>">
<%= translate(locale, "Previous page") %>
</a>
<% elsif (offset - 1) == 0 %>
<a href="/channel/<%=channel.ucid%>/channels/<%=category_param%>">
<a href="<%= base_url %>">
<%= translate(locale, "Previous page") %>
</a>
<% end %>
@ -105,15 +107,15 @@
<div class="pure-u-1 pure-u-lg-3-5"></div>
<div class="pure-u-1 pure-u-lg-1-5" style="text-align:right">
<% if (next_cont_token = featured_channel_categories[0].continuation_token) %>
<% additional_url_param = ""%>
<% previous = ""%>
<% if continuation %>
<% additional_url_param = "&previous=#{HTML.escape(continuation)}"%>
<% previous = "&previous=#{HTML.escape(continuation)}"%>
<% end %>
<% if !title %>
<% title = featured_channel_categories[0].title %>
<% if !current_category_title %>
<% current_category_title = featured_channel_categories[0].title %>
<% end %>
<a href="/channel/<%=channel.ucid%>/channels/<%=category_param%>?continuation=<%=HTML.escape(next_cont_token)%>&offset=<%=offset.not_nil!+1%>&title=<%=HTML.escape(title)%><%=additional_url_param%>">
<a href="<%= base_url %>&continuation=<%=HTML.escape(next_cont_token)%>&offset=<%=offset.not_nil!+1%>&title=<%=HTML.escape(current_category_title)%><%=previous%>">
<%= translate(locale, "Next page") %>
</a>
<% end %>