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81 lines
2.2 KiB
Ruby
81 lines
2.2 KiB
Ruby
# frozen_string_literal: true
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class Auth::DiscordAuthenticator < Auth::ManagedAuthenticator
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class DiscordStrategy < OmniAuth::Strategies::OAuth2
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option :name, "discord"
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option :scope, "identify email guilds"
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option :client_options,
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site: "https://discord.com/api",
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authorize_url: "oauth2/authorize",
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token_url: "oauth2/token"
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option :authorize_options, %i[scope permissions]
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uid { raw_info["id"] }
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info do
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{
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name: raw_info["username"],
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email: raw_info["verified"] ? raw_info["email"] : nil,
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image: "https://cdn.discordapp.com/avatars/#{raw_info["id"]}/#{raw_info["avatar"]}",
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}
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end
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extra { { "raw_info" => raw_info } }
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def raw_info
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@raw_info ||=
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access_token
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.get("users/@me")
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.parsed
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.merge(guilds: access_token.get("users/@me/guilds").parsed)
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end
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def callback_url
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full_host + script_name + callback_path
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end
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end
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def name
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"discord"
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end
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def enabled?
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SiteSetting.enable_discord_logins?
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end
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def register_middleware(omniauth)
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omniauth.provider DiscordStrategy,
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setup:
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lambda { |env|
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strategy = env["omniauth.strategy"]
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strategy.options[:client_id] = SiteSetting.discord_client_id
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strategy.options[:client_secret] = SiteSetting.discord_secret
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}
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end
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def after_authenticate(auth_token, existing_account: nil)
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allowed_guild_ids = SiteSetting.discord_trusted_guilds.split("|")
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if allowed_guild_ids.length > 0
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user_guild_ids = auth_token.extra[:raw_info][:guilds].map { |g| g["id"] }
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if (user_guild_ids & allowed_guild_ids).empty? # User is not in any allowed guilds
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return(
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Auth::Result.new.tap do |auth_result|
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auth_result.failed = true
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auth_result.failed_reason = I18n.t("discord.not_in_allowed_guild")
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end
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)
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end
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end
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super
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end
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# the `info` block above only picks the email from Discord API if it's verified
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def primary_email_verified?(auth_token)
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true
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end
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end
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