From 69f23d95b8ab719ca4f19649ce105fa29786913c Mon Sep 17 00:00:00 2001
From: Samantaz Fox <coding@samantaz.fr>
Date: Sat, 10 Jun 2023 18:04:16 +0200
Subject: [PATCH] User: Remove broken Google login (various functions)

---
 src/invidious/helpers/helpers.cr | 25 ------------
 src/invidious/users.cr           | 69 --------------------------------
 2 files changed, 94 deletions(-)

diff --git a/src/invidious/helpers/helpers.cr b/src/invidious/helpers/helpers.cr
index c3b53339f..23ff0da93 100644
--- a/src/invidious/helpers/helpers.cr
+++ b/src/invidious/helpers/helpers.cr
@@ -22,31 +22,6 @@ struct Annotation
   property annotations : String
 end
 
-def login_req(f_req)
-  data = {
-    # Unfortunately there's not much information available on `bgRequest`; part of Google's BotGuard
-    # Generally this is much longer (>1250 characters), see also
-    # https://github.com/ytdl-org/youtube-dl/commit/baf67a604d912722b0fe03a40e9dc5349a2208cb .
-    # For now this can be empty.
-    "bgRequest"       => %|["identifier",""]|,
-    "pstMsg"          => "1",
-    "checkConnection" => "youtube",
-    "checkedDomains"  => "youtube",
-    "hl"              => "en",
-    "deviceinfo"      => %|[null,null,null,[],null,"US",null,null,[],"GlifWebSignIn",null,[null,null,[]]]|,
-    "f.req"           => f_req,
-    "flowName"        => "GlifWebSignIn",
-    "flowEntry"       => "ServiceLogin",
-    # "cookiesDisabled" => "false",
-    # "gmscoreversion"  => "undefined",
-    # "continue"        => "https://accounts.google.com/ManageAccount",
-    # "azt"             => "",
-    # "bgHash"          => "",
-  }
-
-  return HTTP::Params.encode(data)
-end
-
 def html_to_content(description_html : String)
   description = description_html.gsub(/(<br>)|(<br\/>)/, {
     "<br>":  "\n",
diff --git a/src/invidious/users.cr b/src/invidious/users.cr
index dc36c61e5..65566d207 100644
--- a/src/invidious/users.cr
+++ b/src/invidious/users.cr
@@ -3,75 +3,6 @@ require "crypto/bcrypt/password"
 # Materialized views may not be defined using bound parameters (`$1` as used elsewhere)
 MATERIALIZED_VIEW_SQL = ->(email : String) { "SELECT cv.* FROM channel_videos cv WHERE EXISTS (SELECT subscriptions FROM users u WHERE cv.ucid = ANY (u.subscriptions) AND u.email = E'#{email.gsub({'\'' => "\\'", '\\' => "\\\\"})}') ORDER BY published DESC" }
 
-def get_user(sid, headers, refresh = true)
-  if email = Invidious::Database::SessionIDs.select_email(sid)
-    user = Invidious::Database::Users.select!(email: email)
-
-    if refresh && Time.utc - user.updated > 1.minute
-      user, sid = fetch_user(sid, headers)
-
-      Invidious::Database::Users.insert(user, update_on_conflict: true)
-      Invidious::Database::SessionIDs.insert(sid, user.email, handle_conflicts: true)
-
-      begin
-        view_name = "subscriptions_#{sha256(user.email)}"
-        PG_DB.exec("CREATE MATERIALIZED VIEW #{view_name} AS #{MATERIALIZED_VIEW_SQL.call(user.email)}")
-      rescue ex
-      end
-    end
-  else
-    user, sid = fetch_user(sid, headers)
-
-    Invidious::Database::Users.insert(user, update_on_conflict: true)
-    Invidious::Database::SessionIDs.insert(sid, user.email, handle_conflicts: true)
-
-    begin
-      view_name = "subscriptions_#{sha256(user.email)}"
-      PG_DB.exec("CREATE MATERIALIZED VIEW #{view_name} AS #{MATERIALIZED_VIEW_SQL.call(user.email)}")
-    rescue ex
-    end
-  end
-
-  return user, sid
-end
-
-def fetch_user(sid, headers)
-  feed = YT_POOL.client &.get("/subscription_manager?disable_polymer=1", headers)
-  feed = XML.parse_html(feed.body)
-
-  channels = feed.xpath_nodes(%q(//ul[@id="guide-channels"]/li/a)).compact_map do |channel|
-    if {"Popular on YouTube", "Music", "Sports", "Gaming"}.includes? channel["title"]
-      nil
-    else
-      channel["href"].lstrip("/channel/")
-    end
-  end
-
-  channels = get_batch_channels(channels)
-
-  email = feed.xpath_node(%q(//a[@class="yt-masthead-picker-header yt-masthead-picker-active-account"]))
-  if email
-    email = email.content.strip
-  else
-    email = ""
-  end
-
-  token = Base64.urlsafe_encode(Random::Secure.random_bytes(32))
-
-  user = Invidious::User.new({
-    updated:           Time.utc,
-    notifications:     [] of String,
-    subscriptions:     channels,
-    email:             email,
-    preferences:       Preferences.new(CONFIG.default_user_preferences.to_tuple),
-    password:          nil,
-    token:             token,
-    watched:           [] of String,
-    feed_needs_update: true,
-  })
-  return user, sid
-end
-
 def create_user(sid, email, password)
   password = Crypto::Bcrypt::Password.create(password, cost: 10)
   token = Base64.urlsafe_encode(Random::Secure.random_bytes(32))