Commit f51c7c10 authored by Eugen Rochko's avatar Eugen Rochko Committed by GitHub

Fix acct URIs with IDN domains not being resolved (#11520)

Fix #11494
parent 3a6b6c63
......@@ -39,7 +39,6 @@ class RemoteInteractionController < ApplicationController
@status = Status.find(params[:id])
authorize @status, :show?
rescue Mastodon::NotPermittedError
# Reraise in order to get a 404
raise ActiveRecord::RecordNotFound
end
......
......@@ -2,19 +2,21 @@
class RemoteFollow
include ActiveModel::Validations
include RoutingHelper
attr_accessor :acct, :addressable_template
validates :acct, presence: true
def initialize(attrs = nil)
@acct = attrs[:acct].gsub(/\A@/, '').strip if !attrs.nil? && !attrs[:acct].nil?
def initialize(attrs = {})
@acct = normalize_acct(attrs[:acct])
end
def valid?
return false unless super
populate_template
fetch_template!
errors.empty?
end
......@@ -28,8 +30,30 @@ class RemoteFollow
private
def populate_template
if acct.blank? || redirect_url_link.nil? || redirect_url_link.template.nil?
def normalize_acct(value)
return if value.blank?
username, domain = value.strip.gsub(/\A@/, '').split('@')
domain = begin
if TagManager.instance.local_domain?(domain)
nil
else
TagManager.instance.normalize_domain(domain)
end
end
[username, domain].compact.join('@')
end
def fetch_template!
return missing_resource if acct.blank?
_, domain = acct.split('@')
if domain.nil?
@addressable_template = Addressable::Template.new("#{authorize_interaction_url}?uri={uri}")
elsif redirect_url_link.nil? || redirect_url_link.template.nil?
missing_resource_error
else
@addressable_template = Addressable::Template.new(redirect_uri_template)
......@@ -45,7 +69,7 @@ class RemoteFollow
end
def acct_resource
@_acct_resource ||= Goldfinger.finger("acct:#{acct}")
@acct_resource ||= Goldfinger.finger("acct:#{acct}")
rescue Goldfinger::Error, HTTP::ConnectionError
nil
end
......
......@@ -60,17 +60,23 @@ class ResolveAccountService < BaseService
@account = uri
@username = @account.username
@domain = @account.domain
@uri = [@username, @domain].compact.join('@')
else
@uri = uri
@username, @domain = uri.split('@')
end
@domain = nil if TagManager.instance.local_domain?(@domain)
@domain = begin
if TagManager.instance.local_domain?(@domain)
nil
else
TagManager.instance.normalize_domain(@domain)
end
end
@uri = [@username, @domain].compact.join('@')
end
def process_webfinger!(uri, redirected = false)
@webfinger = Goldfinger.finger("acct:#{@uri}")
@webfinger = Goldfinger.finger("acct:#{uri}")
confirmed_username, confirmed_domain = @webfinger.subject.gsub(/\Aacct:/, '').split('@')
if confirmed_username.casecmp(@username).zero? && confirmed_domain.casecmp(@domain).zero?
......
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