Add support for hashtags

This commit is contained in:
Samantaz Fox 2022-05-26 18:31:02 +02:00
parent 7ad111e2f6
commit 33da64a669
No known key found for this signature in database
GPG Key ID: F42821059186176E
5 changed files with 141 additions and 0 deletions

View File

@ -385,6 +385,7 @@ end
Invidious::Routing.get "/opensearch.xml", Invidious::Routes::Search, :opensearch Invidious::Routing.get "/opensearch.xml", Invidious::Routes::Search, :opensearch
Invidious::Routing.get "/results", Invidious::Routes::Search, :results Invidious::Routing.get "/results", Invidious::Routes::Search, :results
Invidious::Routing.get "/search", Invidious::Routes::Search, :search Invidious::Routing.get "/search", Invidious::Routes::Search, :search
Invidious::Routing.get "/hashtag/:hashtag", Invidious::Routes::Search, :hashtag
# User routes # User routes
define_user_routes() define_user_routes()

44
src/invidious/hashtag.cr Normal file
View File

@ -0,0 +1,44 @@
module Invidious::Hashtag
extend self
def fetch(hashtag : String, page : Int, region : String? = nil) : Array(SearchItem)
cursor = (page - 1) * 60
ctoken = generate_continuation(hashtag, cursor)
client_config = YoutubeAPI::ClientConfig.new(region: region)
response = YoutubeAPI.browse(continuation: ctoken, client_config: client_config)
return extract_items(response)
end
def generate_continuation(hashtag : String, cursor : Int)
object = {
"80226972:embedded" => {
"2:string" => "FEhashtag",
"3:base64" => {
"1:varint" => cursor.to_i64,
},
"7:base64" => {
"325477796:embedded" => {
"1:embedded" => {
"2:0:embedded" => {
"2:string" => '#' + hashtag,
"4:varint" => 0_i64,
"11:string" => "",
},
"4:string" => "browse-feedFEhashtag",
},
"2:string" => hashtag,
},
},
},
}
continuation = object.try { |i| Protodec::Any.cast_json(i) }
.try { |i| Protodec::Any.from_json(i) }
.try { |i| Base64.urlsafe_encode(i) }
.try { |i| URI.encode_www_form(i) }
return continuation
end
end

View File

@ -63,4 +63,35 @@ module Invidious::Routes::Search
templated "search" templated "search"
end end
end end
def self.hashtag(env : HTTP::Server::Context)
locale = env.get("preferences").as(Preferences).locale
hashtag = env.params.url["hashtag"]?
if hashtag.nil? || hashtag.empty?
return error_template(400, "Invalid request")
end
page = env.params.query["page"]?
if page.nil?
page = 1
else
page = Math.max(1, page.to_i)
env.params.query.delete_all("page")
end
begin
videos = Invidious::Hashtag.fetch(hashtag, page)
rescue ex
return error_template(500, ex)
end
params = env.params.query.empty? ? "" : "&#{env.params.query}"
hashtag_encoded = URI.encode_www_form(hashtag, space_to_plus: false)
url_prev_page = "/hashtag/#{hashtag_encoded}?page=#{page - 1}#{params}"
url_next_page = "/hashtag/#{hashtag_encoded}?page=#{page + 1}#{params}"
templated "hashtag"
end
end end

View File

@ -0,0 +1,39 @@
<% content_for "header" do %>
<title><%= HTML.escape(hashtag) %> - Invidious</title>
<% end %>
<hr/>
<div class="pure-g h-box v-box">
<div class="pure-u-1 pure-u-lg-1-5">
<%- if page > 1 -%>
<a href="<%= url_prev_page %>"><%= translate(locale, "Previous page") %></a>
<%- end -%>
</div>
<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 videos.size >= 60 -%>
<a href="<%= url_next_page %>"><%= translate(locale, "Next page") %></a>
<%- end -%>
</div>
</div>
<div class="pure-g">
<%- videos.each do |item| -%>
<%= rendered "components/item" %>
<%- end -%>
</div>
<div class="pure-g h-box">
<div class="pure-u-1 pure-u-lg-1-5">
<%- if page > 1 -%>
<a href="<%= url_prev_page %>"><%= translate(locale, "Previous page") %></a>
<%- end -%>
</div>
<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 videos.size >= 60 -%>
<a href="<%= url_next_page %>"><%= translate(locale, "Next page") %></a>
<%- end -%>
</div>
</div>

View File

@ -1,3 +1,5 @@
require "../helpers/serialized_yt_data"
# This file contains helper methods to parse the Youtube API json data into # This file contains helper methods to parse the Youtube API json data into
# neat little packages we can use # neat little packages we can use
@ -14,6 +16,7 @@ private ITEM_PARSERS = {
Parsers::GridPlaylistRendererParser, Parsers::GridPlaylistRendererParser,
Parsers::PlaylistRendererParser, Parsers::PlaylistRendererParser,
Parsers::CategoryRendererParser, Parsers::CategoryRendererParser,
Parsers::RichItemRendererParser,
} }
record AuthorFallback, name : String, id : String record AuthorFallback, name : String, id : String
@ -374,6 +377,29 @@ private module Parsers
return {{@type.name}} return {{@type.name}}
end end
end end
# Parses an InnerTube richItemRenderer into a SearchVideo.
# Returns nil when the given object isn't a shelfRenderer
#
# A richItemRenderer seems to be a simple wrapper for a videoRenderer, used
# by the result page for hashtags. It is located inside a continuationItems
# container.
#
module RichItemRendererParser
def self.process(item : JSON::Any, author_fallback : AuthorFallback)
if item_contents = item.dig?("richItemRenderer", "content")
return self.parse(item_contents, author_fallback)
end
end
private def self.parse(item_contents, author_fallback)
return VideoRendererParser.process(item_contents, author_fallback)
end
def self.parser_name
return {{@type.name}}
end
end
end end
# The following are the extractors for extracting an array of items from # The following are the extractors for extracting an array of items from