discourse/lib/auth/default_current_user_provid...

87 lines
2.2 KiB
Ruby

require_dependency "auth/current_user_provider"
class Auth::DefaultCurrentUserProvider
CURRENT_USER_KEY = "_DISCOURSE_CURRENT_USER"
API_KEY = "_DISCOURSE_API"
TOKEN_COOKIE = "_t"
# do all current user initialization here
def initialize(env)
@env = env
@request = Rack::Request.new(env)
end
# our current user, return nil if none is found
def current_user
return @env[CURRENT_USER_KEY] if @env.key?(CURRENT_USER_KEY)
request = Rack::Request.new(@env)
auth_token = request.cookies[TOKEN_COOKIE]
current_user = nil
if auth_token && auth_token.length == 32
current_user = User.where(auth_token: auth_token).first
end
if current_user && current_user.is_banned?
current_user = nil
end
if current_user
current_user.update_last_seen!
current_user.update_ip_address!(request.ip)
end
# possible we have an api call, impersonate
unless current_user
if api_key_value = request["api_key"]
api_key = ApiKey.where(key: api_key_value).includes(:user).first
if api_key.present?
@env[API_KEY] = true
api_username = request["api_username"]
if api_key.user.present?
raise Discourse::InvalidAccess.new if api_username && (api_key.user.username_lower != api_username.downcase)
current_user = api_key.user
elsif api_username
current_user = User.where(username_lower: api_username.downcase).first
end
end
end
end
@env[CURRENT_USER_KEY] = current_user
end
def log_on_user(user, session, cookies)
unless user.auth_token && user.auth_token.length == 32
user.auth_token = SecureRandom.hex(16)
user.save!
end
cookies.permanent[TOKEN_COOKIE] = { value: user.auth_token, httponly: true }
@env[CURRENT_USER_KEY] = user
end
def log_off_user(session, cookies)
cookies[TOKEN_COOKIE] = nil
end
# api has special rights return true if api was detected
def is_api?
current_user
@env[API_KEY]
end
def has_auth_cookie?
request = Rack::Request.new(@env)
cookie = request.cookies[TOKEN_COOKIE]
!cookie.nil? && cookie.length == 32
end
end