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Merge 36ed5d3418 into 4782a67038

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syeopite 2024-08-29 20:34:29 +00:00 committed by GitHub
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15 changed files with 304 additions and 16 deletions
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27
assets/css/default.css
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@ -160,7 +160,9 @@ body a.pure-button {
button.pure-button-primary,
body a.pure-button-primary,
.channel-owner:hover,
.channel-owner:focus {
.channel-owner:focus,
.chapter:hover,
.chapter:focus {
background-color: #a0a0a0;
color: rgba(35, 35, 35, 1);
}
@ -814,5 +816,26 @@ h1, h2, h3, h4, h5, p,
}
#download_widget {
width: 100%;
width: 100%;
}
.description-chapters-section {
white-space: normal;
}
.description-chapters-content-container {
display: flex;
flex-direction: row;
gap: 5px;
overflow: scroll;
overflow-y: hidden;
}
.chapter {
padding: 3px;
}
.chapter .thumbnail {
width: 200px;
}

4
assets/css/player.css
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@ -114,6 +114,10 @@ ul.vjs-menu-content::-webkit-scrollbar {
order: 5;
}
.vjs-chapters-button {
order: 5;
}
.vjs-share-control {
order: 6;
}

1
assets/js/player.js
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@ -17,6 +17,7 @@ var options = {
'remainingTimeDisplay',
'Spacer',
'captionsButton',
'ChaptersButton',
'audioTrackButton',
'qualitySelector',
'playbackRateMenuButton',

6
assets/js/watch.js
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@ -191,3 +191,9 @@ addEventListener('load', function (e) {
comments.innerHTML = '';
}
});
const chapter_widget_buttons = document.getElementsByClassName("chapter-widget-buttons")
Array.from(chapter_widget_buttons).forEach(e => e.addEventListener("click", function (event) {
event.preventDefault();
player.currentTime(e.getAttribute('data-jump-time'));
}))

4
locales/en-US.json
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@ -496,5 +496,7 @@
"toggle_theme": "Toggle Theme",
"carousel_slide": "Slide {{current}} of {{total}}",
"carousel_skip": "Skip the Carousel",
"carousel_go_to": "Go to slide `x`"
"carousel_go_to": "Go to slide `x`",
"video_chapters_label": "Chapters",
"video_chapters_auto_generated_label": "These chapters are auto-generated"
}

8
src/invidious/jsonify/api_v1/video_json.cr
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@ -218,6 +218,14 @@ module Invidious::JSONify::APIv1
end
end
if !video.chapters.nil?
json.field "chapters" do
json.object do
video.chapters.to_json(json)
end
end
end
if !video.music.empty?
json.field "musicTracks" do
json.array do

37
src/invidious/routes/api/v1/videos.cr
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@ -429,4 +429,41 @@ module Invidious::Routes::API::V1::Videos
end
end
end
def self.chapters(env)
id = env.params.url["id"]
region = env.params.query["region"]? || env.params.body["region"]?
if id.nil? || id.size != 11 || !id.matches?(/^[\w-]+$/)
return error_json(400, "Invalid video ID")
end
format = env.params.query["format"]?
begin
video = get_video(id, region: region)
rescue ex : NotFoundException
haltf env, 404
rescue ex
haltf env, 500
end
begin
chapters = video.chapters
rescue ex
haltf env, 500
end
if chapters.nil?
return error_json(404, "No chapters are defined in video \"#{id}\"")
end
if format == "json"
env.response.content_type = "application/json"
return chapters.to_json
else
env.response.content_type = "text/vtt; charset=UTF-8"
return chapters.to_vtt
end
end
end

8
src/invidious/routes/images.cr
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@ -160,6 +160,12 @@ module Invidious::Routes::Images
id = env.params.url["id"]
name = env.params.url["name"]
# Some thumbnails such as the ones for chapters requires some additional queries.
query_params = HTTP::Params.new
{"sqp", "rs"}.each do |name|
query_params[name] = env.params.query[name] if env.params.query[name]?
end
headers = HTTP::Headers.new
if name == "maxres.jpg"
@ -173,7 +179,7 @@ module Invidious::Routes::Images
end
end
url = "/vi/#{id}/#{name}"
url = "/vi/#{id}/#{name}?#{query_params}"
REQUEST_HEADERS_WHITELIST.each do |header|
if env.request.headers[header]?

1
src/invidious/routing.cr
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@ -236,6 +236,7 @@ module Invidious::Routing
get "/api/v1/annotations/:id", {{namespace}}::Videos, :annotations
get "/api/v1/comments/:id", {{namespace}}::Videos, :comments
get "/api/v1/clips/:id", {{namespace}}::Videos, :clips
get "/api/v1/chapters/:id", {{namespace}}::Videos, :chapters
# Feeds
get "/api/v1/trending", {{namespace}}::Feeds, :trending

23
src/invidious/videos.cr
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@ -15,7 +15,7 @@ struct Video
# NOTE: don't forget to bump this number if any change is made to
# the `params` structure in videos/parser.cr!!!
#
SCHEMA_VERSION = 2
SCHEMA_VERSION = 3
property id : String
@ -26,6 +26,9 @@ struct Video
@[DB::Field(ignore: true)]
@captions = [] of Invidious::Videos::Captions::Metadata
@[DB::Field(ignore: true)]
@chapters : Invidious::Videos::Chapters? = nil
@[DB::Field(ignore: true)]
property adaptive_fmts : Array(Hash(String, JSON::Any))?
@ -197,6 +200,24 @@ struct Video
return @captions
end
def chapters
# As the chapters key is always present in @info we need to check that it is
# actually populated
if @chapters.nil?
chapters = @info["chapters"].as_a
return nil if chapters.empty?
@chapters = Invidious::Videos::Chapters.from_raw_chapters(
chapters,
self.length_seconds,
# Should never be nil but just in case
is_auto_generated: @info["autoGeneratedChapters"].as_bool? || false
)
end
return @chapters
end
def hls_manifest_url : String?
info.dig?("streamingData", "hlsManifestUrl").try &.as_s
end

108
src/invidious/videos/chapters.cr Normal file
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@ -0,0 +1,108 @@
module Invidious::Videos
# A `Chapters` struct represents an sequence of chapters for a given video
struct Chapters
record Chapter, start_ms : Time::Span, end_ms : Time::Span, title : String, thumbnails : Array(Hash(String, Int32 | String))
property? auto_generated : Bool
def initialize(@chapters : Array(Chapter), @auto_generated : Bool)
end
# Constructs a chapters object from InnerTube's JSON object for chapters
#
# Requires the length of the video the chapters are associated to in order to construct correct ending time
def Chapters.from_raw_chapters(raw_chapters : Array(JSON::Any), video_length : Int32, is_auto_generated : Bool = false)
video_length_milliseconds = video_length.seconds.total_milliseconds
parsed_chapters = [] of Chapter
raw_chapters.each_with_index do |chapter, index|
chapter = chapter["chapterRenderer"]
title = chapter["title"]["simpleText"].as_s
raw_thumbnails = chapter["thumbnail"]["thumbnails"].as_a
thumbnails = raw_thumbnails.map do |thumbnail|
{
"url" => thumbnail["url"].as_s,
"width" => thumbnail["width"].as_i,
"height" => thumbnail["height"].as_i,
}
end
start_ms = chapter["timeRangeStartMillis"].as_i
# To get the ending range we have to peek at the next chapter.
# If we're the last chapter then we need to calculate the end time through the video length.
if next_chapter = raw_chapters[index + 1]?
end_ms = next_chapter["chapterRenderer"]["timeRangeStartMillis"].as_i
else
end_ms = video_length_milliseconds.to_i
end
parsed_chapters << Chapter.new(
start_ms: start_ms.milliseconds,
end_ms: end_ms.milliseconds,
title: title,
thumbnails: thumbnails,
)
end
return Chapters.new(parsed_chapters, is_auto_generated)
end
# Calls the given block for each chapter and passes it as a parameter
def each(&)
@chapters.each { |c| yield c }
end
# Converts the sequence of chapters to a WebVTT representation
def to_vtt
vtt = WebVTT.build do |build|
self.each do |chapter|
build.cue(chapter.start_ms, chapter.end_ms, chapter.title)
end
end
end
# Dumps a JSON representation of the sequence of chapters to the given JSON::Builder
def to_json(json : JSON::Builder)
json.field "autoGenerated", @auto_generated.to_s
json.field "chapters" do
json.array do
@chapters.each do |chapter|
json.object do
json.field "title", chapter.title
json.field "startMs", chapter.start_ms.total_milliseconds
json.field "endMs", chapter.end_ms.total_milliseconds
json.field "thumbnails" do
json.array do
chapter.thumbnails.each do |thumbnail|
json.object do
json.field "url", URI.parse(thumbnail["url"].as(String)).request_target
json.field "width", thumbnail["width"]
json.field "height", thumbnail["height"]
end
end
end
end
end
end
end
end
end
# Create a JSON representation of the sequence of chapters
def to_json
JSON.build do |json|
json.object do
json.field "chapters" do
json.object do
to_json(json)
end
end
end
end
end
end
end

47
src/invidious/videos/parser.cr
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@ -248,11 +248,12 @@ def parse_video_info(video_id : String, player_response : Hash(String, JSON::Any
end
end
player_overlays = player_response.dig?("playerOverlays", "playerOverlayRenderer")
# If nothing was found previously, fall back to end screen renderer
if related.empty?
# Container for "endScreenVideoRenderer" items
player_overlays = player_response.dig?(
"playerOverlays", "playerOverlayRenderer",
end_screen_watch_next_array = player_overlays.try &.dig?(
"endScreen", "watchNextEndScreenRenderer", "results"
)
@ -394,6 +395,32 @@ def parse_video_info(video_id : String, player_response : Hash(String, JSON::Any
.try &.as_s.split(" ", 2)[0]
end
# Chapters
chapters_array = [] of JSON::Any
chapters_auto_generated = nil
# Yes,`decoratedPlayerBarRenderer` is repeated twice.
if player_bar = player_overlays.try &.dig?("decoratedPlayerBarRenderer", "decoratedPlayerBarRenderer", "playerBar")
if markers = player_bar.dig?("multiMarkersPlayerBarRenderer", "markersMap")
potential_chapters_array = markers.as_a.find(&.["key"]?.try &.== "DESCRIPTION_CHAPTERS")
# Chapters that are manually created should have a higher precedence than automatically generated chapters
if !potential_chapters_array
potential_chapters_array = markers.as_a.find(&.["key"]?.try &.== "AUTO_CHAPTERS")
end
if potential_chapters_array
if potential_chapters_array["key"] == "AUTO_CHAPTERS"
chapters_auto_generated = true
else
chapters_auto_generated = false
end
chapters_array = potential_chapters_array["value"]["chapters"].as_a
end
end
end
# Return data
if live_now
@ -414,13 +441,15 @@ def parse_video_info(video_id : String, player_response : Hash(String, JSON::Any
"lengthSeconds" => JSON::Any.new(length_txt || 0_i64),
"published" => JSON::Any.new(published.to_rfc3339),
# Extra video infos
"allowedRegions" => JSON::Any.new(allowed_regions.map { |v| JSON::Any.new(v) }),
"allowRatings" => JSON::Any.new(allow_ratings || false),
"isFamilyFriendly" => JSON::Any.new(family_friendly || false),
"isListed" => JSON::Any.new(is_listed || false),
"isUpcoming" => JSON::Any.new(is_upcoming || false),
"keywords" => JSON::Any.new(keywords.map { |v| JSON::Any.new(v) }),
"isPostLiveDvr" => JSON::Any.new(post_live_dvr),
"allowedRegions" => JSON::Any.new(allowed_regions.map { |v| JSON::Any.new(v) }),
"allowRatings" => JSON::Any.new(allow_ratings || false),
"isFamilyFriendly" => JSON::Any.new(family_friendly || false),
"isListed" => JSON::Any.new(is_listed || false),
"isUpcoming" => JSON::Any.new(is_upcoming || false),
"keywords" => JSON::Any.new(keywords.map { |v| JSON::Any.new(v) }),
"isPostLiveDvr" => JSON::Any.new(post_live_dvr),
"autoGeneratedChapters" => JSON::Any.new(chapters_auto_generated),
"chapters" => JSON::Any.new(chapters_array),
# Related videos
"relatedVideos" => JSON::Any.new(related),
# Description

34
src/invidious/views/components/description_chapters_widget.ecr Normal file
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@ -0,0 +1,34 @@
<% if chapters = video.chapters %>
<div class="description-chapters-section">
<hr class="description-content-separator"/>
<h4><%=HTML.escape(translate(locale, "video_chapters_label"))%></h4>
<% if chapters.auto_generated? %>
<h5><%=HTML.escape(translate(locale, "video_chapters_auto_generated_label"))%> </h5>
<% end %>
<div class="description-chapters-content-container">
<% chapters.each do | chapter | %>
<%- start_in_seconds = chapter.start_ms.total_seconds.to_i %>
<a href="/watch?v=<%-= video.id %>&t=<%=start_in_seconds %>" data-jump-time="<%=start_in_seconds%>" class="chapter-widget-buttons">
<div class="chapter">
<div class="thumbnail">
<%- if !env.get("preferences").as(Preferences).thin_mode -%>
<img loading="lazy" class="thumbnail" src="<%-=URI.parse(chapter.thumbnails[-1]["url"].to_s).request_target %>" alt="<%=chapter.title%>"/>
<%- else -%>
<div class="thumbnail-placeholder"></div>
<%- end -%>
</div>
<%- if start_in_seconds > 0 -%>
<p><%-= recode_length_seconds(start_in_seconds) -%></p>
<%- else -%>
<p>0:00</p>
<%- end -%>
<p><%-=chapter.title-%></p>
</div>
</a>
<% end %>
</div>
<hr class="description-content-separator"/>
</div>
<% end %>

4
src/invidious/views/components/player.ecr
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@ -63,6 +63,10 @@
<% captions.each do |caption| %>
<track kind="captions" src="/api/v1/captions/<%= video.id %>?label=<%= caption.name %>" label="<%= caption.name %>">
<% end %>
<% if !video.chapters.nil? %>
<track kind="chapters" src="/api/v1/chapters/<%= video.id %>">
<% end %>
<% end %>
</video>

8
src/invidious/views/watch.ecr
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@ -254,10 +254,14 @@ we're going to need to do it here in order to allow for translations.
<div id="description-box"> <!-- Description -->
<% if video.description.size < 200 || params.extend_desc %>
<div id="descriptionWrapper"><%= video.description_html %></div>
<div id="descriptionWrapper"><%-= video.description_html %>
<%= rendered "components/description_chapters_widget" %>
</div>
<% else %>
<input id="descexpansionbutton" type="checkbox"/>
<div id="descriptionWrapper"><%= video.description_html %></div>
<div id="descriptionWrapper"><%-= video.description_html %>
<%= rendered "components/description_chapters_widget" %>
</div>
<label for="descexpansionbutton">
<a></a>
</label>