redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri unless @user
end
+ ##
+ # requires the user to be logged in by the token or HTTP methods, or have an
+ # OAuth token with the right capability. this method is a bit of a pain to call
+ # directly, since it's cumbersome to call filters with arguments in rails. to
+ # make it easier to read and write the code, there are some utility methods
+ # below.
+ def require_capability(cap)
+ # when the current token is nil, it means the user logged in with a different
+ # method, otherwise an OAuth token was used, which has to be checked.
+ unless current_token.nil?
+ unless current_token.read_attribute(cap)
+ render :text => "OAuth token doesn't have that capability.", :status => :forbidden
+ return false
+ end
+ end
+ end
+
+ ##
+ # require the user to have cookies enabled in their browser
+ def require_cookies
+ if request.cookies["_osm_session"].to_s == ""
+ if params[:cookie_test].nil?
+ redirect_to params.merge(:cookie_test => "true")
+ return false
+ else
+ flash.now[:warning] = t 'application.require_cookies.cookies_needed'
+ end
+ end
+ end
+
+ # Utility methods to make the controller filter methods easier to read and write.
+ def require_allow_read_prefs
+ require_capability(:allow_read_prefs)
+ end
+ def require_allow_write_prefs
+ require_capability(:allow_write_prefs)
+ end
+ def require_allow_write_diary
+ require_capability(:allow_write_diary)
+ end
+ def require_allow_write_api
+ require_capability(:allow_write_api)
+ end
+ def require_allow_read_gpx
+ require_capability(:allow_read_gpx)
+ end
+ def require_allow_write_gpx
+ require_capability(:allow_write_gpx)
+ end
+
##
# sets up the @user object for use by other methods. this is mostly called
# from the authorize method, but can be called elsewhere if authorisation
# is optional.
def setup_user_auth
- username, passwd = get_auth_data # parse from headers
- # authenticate per-scheme
- if username.nil?
- @user = nil # no authentication provided - perhaps first connect (client should retry after 401)
- elsif username == 'token'
- @user = User.authenticate(:token => passwd) # preferred - random token for user from db, passed in basic auth
+ # try and setup using OAuth
+ if oauthenticate
+ @user = current_token.user
else
- @user = User.authenticate(:username => username, :password => passwd) # basic auth
+ username, passwd = get_auth_data # parse from headers
+ # authenticate per-scheme
+ if username.nil?
+ @user = nil # no authentication provided - perhaps first connect (client should retry after 401)
+ elsif username == 'token'
+ @user = User.authenticate(:token => passwd) # preferred - random token for user from db, passed in basic auth
+ else
+ @user = User.authenticate(:username => username, :password => passwd) # basic auth
+ end
+ end
+
+ # check if the user has been banned
+ unless @user.nil? or @user.active_blocks.empty?
+ # NOTE: need slightly more helpful message than this.
+ render :text => t('application.setup_user_auth.blocked'), :status => :forbidden
end
end
# handle authenticate pass/fail
unless @user
# no auth, the user does not exist or the password was wrong
- response.headers["Status"] = "Unauthorized"
response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\""
render :text => errormessage, :status => :unauthorized
return false
end
def set_locale
+ response.header['Vary'] = 'Accept-Language'
+
if @user
if !@user.languages.empty?
request.user_preferred_languages = @user.languages
+ response.header['Vary'] = '*'
elsif !request.user_preferred_languages.empty?
@user.languages = request.user_preferred_languages
@user.save
report_error message, :bad_request
rescue OSM::APIError => ex
report_error ex.message, ex.status
+ rescue ActionController::UnknownAction => ex
+ raise
rescue Exception => ex
+ logger.info("API threw unexpected #{ex.class} exception: #{ex.message}")
+ ex.backtrace.each { |l| logger.info(l) }
report_error "#{ex.class}: #{ex.message}", :internal_server_error
end
end
end
def api_call_timeout
- Timeout::timeout(APP_CONFIG['api_timeout'], OSM::APITimeoutError) do
+ SystemTimer.timeout_after(APP_CONFIG['api_timeout']) do
yield
end
+ rescue Timeout::Error
+ raise OSM::APITimeoutError
+ end
+
+ ##
+ # extend caches_action to include the parameters, locale and logged in
+ # status in all cache keys
+ def self.caches_action(*actions)
+ options = actions.extract_options!
+ cache_path = options[:cache_path] || Hash.new
+
+ options[:cache_path] = Proc.new do |controller|
+ user = controller.instance_variable_get("@user")
+
+ case
+ when user.nil? then user = :none
+ when user.display_name == controller.params[:display_name] then user = :self
+ when user.administrator? then user = :administrator
+ when user.moderator? then user = :moderator
+ else user = :other
+ end
+
+ cache_path.merge(controller.params).merge(:locale => I18n.locale, :user => user)
+ end
+
+ actions.push(options)
+
+ super *actions
+ end
+
+ ##
+ # extend expire_action to expire all variants
+ def expire_action(options = {})
+ path = ActionCachePath.path_for(self, options, false).gsub('?', '.').gsub(':', '.')
+ expire_fragment(Regexp.new(Regexp.escape(path) + "\\..*"))
+ end
+
+ ##
+ # is the requestor logged in?
+ def logged_in?
+ !@user.nil?
end
private
+
# extract authorisation credentials from headers, returns user = nil if none
def get_auth_data
if request.env.has_key? 'X-HTTP_AUTHORIZATION' # where mod_rewrite might have put it
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