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Add '/api/v1/channels/comments'

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Omar Roth 2019-07-02 18:53:19 -05:00
parent 2df97cd2f5
commit 196ee1aa8b
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5 changed files with 272 additions and 14 deletions
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34
src/invidious.cr
View File

@ -3274,9 +3274,9 @@ get "/api/v1/insights/:id" do |env|
client = make_client(YT_URL)
headers = HTTP::Headers.new
html = client.get("/watch?v=#{id}&gl=US&hl=en&disable_polymer=1")
response = client.get("/watch?v=#{id}&gl=US&hl=en&disable_polymer=1")
headers["cookie"] = html.cookies.add_request_headers(headers)["cookie"]
headers["cookie"] = response.cookies.add_request_headers(headers)["cookie"]
headers["content-type"] = "application/x-www-form-urlencoded"
headers["x-client-data"] = "CIi2yQEIpbbJAQipncoBCNedygEIqKPKAQ=="
@ -3286,9 +3286,7 @@ get "/api/v1/insights/:id" do |env|
headers["x-youtube-client-name"] = "1"
headers["x-youtube-client-version"] = "2.20180719"
body = html.body
session_token = body.match(/'XSRF_TOKEN': "(?<session_token>[A-Za-z0-9\_\-\=]+)"/).not_nil!["session_token"]
session_token = response.body.match(/'XSRF_TOKEN': "(?<session_token>[A-Za-z0-9\_\-\=]+)"/).try &.["session_token"]? || ""
post_req = {
session_token: session_token,
}
@ -3569,14 +3567,14 @@ get "/api/v1/channels/:ucid" do |env|
}
qualities.each do |quality|
json.object do
json.field "url", channel.banner.not_nil!.gsub("=w1060", "=w#{quality[:width]}")
json.field "url", channel.banner.not_nil!.gsub("=w1060-", "=w#{quality[:width]}-")
json.field "width", quality[:width]
json.field "height", quality[:height]
end
end
json.object do
json.field "url", channel.banner.not_nil!.rchop("=w1060-fcrop64=1,00005a57ffffa5a8-nd-c0xffffffff-rj-k-no")
json.field "url", channel.banner.not_nil!.split("=w1060-")[0]
json.field "width", 512
json.field "height", 288
end
@ -3752,6 +3750,28 @@ end
end
end
{"/api/v1/channels/:ucid/comments", "/api/v1/channels/comments/:ucid"}.each do |route|
get route do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
continuation = env.params.query["continuation"]?
# sort_by = env.params.query["sort_by"]?.try &.downcase
begin
fetch_channel_community(ucid, continuation, locale, config, Kemal.config)
rescue ex
env.response.status_code = 400
error_message = {"error" => ex.message}.to_json
next error_message
end
end
end
get "/api/v1/channels/search/:ucid" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?

240
src/invidious/channels.cr
View File

@ -616,6 +616,244 @@ def extract_channel_playlists_cursor(url, auto_generated)
return cursor
end
# TODO: Add "sort_by"
def fetch_channel_community(ucid, continuation, locale, config, kemal_config)
client = make_client(YT_URL)
headers = HTTP::Headers.new
headers["User-Agent"] = "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36"
response = client.get("/channel/#{ucid}/community?gl=US&hl=en", headers)
if response.status_code == 404
response = client.get("/user/#{ucid}/community?gl=US&hl=en", headers)
end
if response.status_code == 404
error_message = translate(locale, "This channel does not exist.")
raise error_message
end
if !continuation || continuation.empty?
response = JSON.parse(response.body.match(/window\["ytInitialData"\] = (?<info>.*?);\n/).try &.["info"] || "{}")
ucid = response["responseContext"]["serviceTrackingParams"]
.as_a.select { |service| service["service"] == "GFEEDBACK" }[0]?.try &.["params"]
.as_a.select { |param| param["key"] == "browse_id" }[0]?.try &.["value"].as_s
body = response["contents"]?.try &.["twoColumnBrowseResultsRenderer"]["tabs"].as_a.select { |tab| tab["tabRenderer"]?.try &.["selected"].as_bool.== true }[0]?
if !body
raise "Could not extract community tab."
end
body = body["tabRenderer"]["content"]["sectionListRenderer"]["contents"][0]["itemSectionRenderer"]
else
headers["cookie"] = response.cookies.add_request_headers(headers)["cookie"]
headers["content-type"] = "application/x-www-form-urlencoded"
headers["x-client-data"] = "CIi2yQEIpbbJAQipncoBCNedygEIqKPKAQ=="
headers["x-spf-previous"] = ""
headers["x-spf-referer"] = ""
headers["x-youtube-client-name"] = "1"
headers["x-youtube-client-version"] = "2.20180719"
session_token = response.body.match(/"XSRF_TOKEN":"(?<session_token>[A-Za-z0-9\_\-\=]+)"/).try &.["session_token"]? || ""
post_req = {
session_token: session_token,
}
response = client.post("/comment_service_ajax?action_get_comments=1&ctoken=#{continuation}&continuation=#{continuation}&hl=en&gl=US", headers, form: post_req)
body = JSON.parse(response.body)
ucid = body["response"]["responseContext"]["serviceTrackingParams"]
.as_a.select { |service| service["service"] == "GFEEDBACK" }[0]?.try &.["params"]
.as_a.select { |param| param["key"] == "browse_id" }[0]?.try &.["value"].as_s
body = body["response"]["continuationContents"]["itemSectionContinuation"]? ||
body["response"]["continuationContents"]["backstageCommentsContinuation"]?
if !body
raise "Could not extract continuation."
end
end
continuation = body["continuations"]?.try &.[0]["nextContinuationData"]["continuation"].as_s
posts = body["contents"].as_a
if message = posts[0]["messageRenderer"]?
error_message = (message["text"]["simpleText"]? ||
message["text"]["runs"]?.try &.[0]?.try &.["text"]?)
.try &.as_s || ""
raise error_message
end
JSON.build do |json|
json.object do
json.field "authorId", ucid
json.field "comments" do
json.array do
posts.each do |post|
comments = post["backstagePostThreadRenderer"]?.try &.["comments"]? ||
post["backstageCommentsContinuation"]?
post = post["backstagePostThreadRenderer"]?.try &.["post"]["backstagePostRenderer"]? ||
post["commentThreadRenderer"]?.try &.["comment"]["commentRenderer"]?
if !post
next
end
if !post["contentText"]?
content_html = ""
else
content_html = post["contentText"]["simpleText"]?.try &.as_s.rchop('\ufeff').try { |block| HTML.escape(block) }.to_s ||
content_to_comment_html(post["contentText"]["runs"].as_a).try &.to_s || ""
end
author = post["authorText"]?.try &.["simpleText"]? || ""
json.object do
json.field "author", author
json.field "authorThumbnails" do
json.array do
qualities = {32, 48, 76, 100, 176, 512}
author_thumbnail = post["authorThumbnail"]["thumbnails"].as_a[0]["url"].as_s
qualities.each do |quality|
json.object do
json.field "url", author_thumbnail.gsub("=s100-", "=s#{quality}-")
json.field "width", quality
json.field "height", quality
end
end
end
end
if post["authorEndpoint"]?
json.field "authorId", post["authorEndpoint"]["browseEndpoint"]["browseId"]
json.field "authorUrl", post["authorEndpoint"]["commandMetadata"]["webCommandMetadata"]["url"].as_s
else
json.field "authorId", ""
json.field "authorUrl", ""
end
published_text = post["publishedTimeText"]["runs"][0]["text"].as_s
published = decode_date(published_text.rchop(" (edited)"))
if published_text.includes?(" (edited)")
json.field "isEdited", true
else
json.field "isEdited", false
end
like_count = post["actionButtons"]["commentActionButtonsRenderer"]["likeButton"]["toggleButtonRenderer"]["accessibilityData"]["accessibilityData"]["label"]
.try &.as_s.gsub(/\D/, "").to_i? || 0
json.field "content", html_to_content(content_html)
json.field "contentHtml", content_html
json.field "published", published.to_unix
json.field "publishedText", translate(locale, "`x` ago", recode_date(published, locale))
json.field "likeCount", like_count
json.field "commentId", post["postId"]? || post["commentId"]? || ""
if attachment = post["backstageAttachment"]?
json.field "attachment" do
json.object do
case attachment.as_h
when .has_key?("videoRenderer")
attachment = attachment["videoRenderer"]
json.field "type", "video"
if !attachment["videoId"]?
error_message = (attachment["title"]["simpleText"]? ||
attachment["title"]["runs"]?.try &.[0]?.try &.["text"]?)
json.field "error", error_message
else
video_id = attachment["videoId"].as_s
json.field "title", attachment["title"]["simpleText"].as_s
json.field "videoId", video_id
json.field "videoThumbnails" do
generate_thumbnails(json, video_id, config, kemal_config)
end
json.field "lengthSeconds", decode_length_seconds(attachment["lengthText"]["simpleText"].as_s)
author_info = attachment["ownerText"]["runs"][0].as_h
json.field "author", author_info["text"].as_s
json.field "authorId", author_info["navigationEndpoint"]["browseEndpoint"]["browseId"]
json.field "authorUrl", author_info["navigationEndpoint"]["commandMetadata"]["webCommandMetadata"]["url"]
# TODO: json.field "authorThumbnails", "channelThumbnailSupportedRenderers"
# TODO: json.field "authorVerified", "ownerBadges"
published = decode_date(attachment["publishedTimeText"]["simpleText"].as_s)
json.field "published", published.to_unix
json.field "publishedText", translate(locale, "`x` ago", recode_date(published, locale))
view_count = attachment["viewCountText"]["simpleText"].as_s.gsub(/\D/, "").to_i64? || 0_i64
json.field "viewCount", view_count
json.field "viewCountText", translate(locale, "`x` views", number_to_short_text(view_count))
end
when .has_key?("backstageImageRenderer")
attachment = attachment["backstageImageRenderer"]
json.field "type", "image"
json.field "imageThumbnails" do
json.array do
thumbnail = attachment["image"]["thumbnails"][0].as_h
width = thumbnail["width"].as_i
height = thumbnail["height"].as_i
aspect_ratio = (width.to_f / height.to_f)
qualities = {320, 560, 640, 1280, 2000}
qualities.each do |quality|
json.object do
json.field "url", thumbnail["url"].as_s.gsub("=s640-", "=s#{quality}-")
json.field "width", quality
json.field "height", (quality / aspect_ratio).ceil.to_i
end
end
end
end
else
# TODO
end
end
end
end
if comments && (reply_count = (comments["backstageCommentsRenderer"]["moreText"]["simpleText"]? ||
comments["backstageCommentsRenderer"]["moreText"]["runs"]?.try &.[0]?.try &.["text"]?)
.try &.as_s.gsub(/\D/, "").to_i?)
continuation = comments["backstageCommentsRenderer"]["continuations"]?.try &.as_a[0]["nextContinuationData"]["continuation"].as_s
continuation ||= ""
json.field "replies" do
json.object do
json.field "replyCount", reply_count
json.field "continuation", continuation
end
end
end
end
end
end
end
if body["continuations"]?
continuation = body["continuations"][0]["nextContinuationData"]["continuation"]
json.field "continuation", continuation
end
end
end
end
def get_about_info(ucid, locale)
client = make_client(YT_URL)
@ -628,14 +866,12 @@ def get_about_info(ucid, locale)
if about.xpath_node(%q(//div[contains(@class, "channel-empty-message")]))
error_message = translate(locale, "This channel does not exist.")
raise error_message
end
if about.xpath_node(%q(//span[contains(@class,"qualified-channel-title-text")]/a)).try &.content.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

6
src/invidious/comments.cr
View File

@ -64,7 +64,7 @@ def fetch_youtube_comments(id, db, continuation, format, locale, thin_mode, regi
ctoken = produce_comment_continuation(id, cursor: "", sort_by: sort_by)
continuation ||= ctoken
if !continuation || !session_token
if !continuation || continuation.empty? || !session_token
if format == "json"
return {"comments" => [] of String}.to_json
else
@ -178,8 +178,10 @@ def fetch_youtube_comments(id, db, continuation, format, locale, thin_mode, regi
json.field "content", html_to_content(content_html)
json.field "contentHtml", content_html
json.field "published", published.to_unix
json.field "publishedText", translate(locale, "`x` ago", recode_date(published, locale))
json.field "likeCount", node_comment["likeCount"]
json.field "commentId", node_comment["commentId"]
json.field "authorIsChannelOwner", node_comment["authorIsChannelOwner"]
@ -501,7 +503,7 @@ def content_to_comment_html(content)
end
text
end.join.rchop('\ufeff')
end.join("").delete('\ufeff')
return comment_html
end

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

@ -5,7 +5,7 @@
<% if channel.banner %>
<div class="h-box">
<img style="width:100%" src="/ggpht<%= URI.parse(channel.banner.not_nil!.gsub("=w1060", "=w1280")).full_path %>">
<img style="width:100%" src="/ggpht<%= URI.parse(channel.banner.not_nil!.gsub("=w1060-", "=w1280-")).full_path %>">
</div>
<div class="h-box">

2
src/invidious/views/playlists.ecr
View File

@ -4,7 +4,7 @@
<% if channel.banner %>
<div class="h-box">
<img style="width:100%" src="/ggpht<%= URI.parse(channel.banner.not_nil!.gsub("=w1060", "=w1280")).full_path %>">
<img style="width:100%" src="/ggpht<%= URI.parse(channel.banner.not_nil!.gsub("=w1060-", "=w1280-")).full_path %>">
</div>
<div class="h-box">