class ApplicationController < ActionController::Base
include SessionPersistence
- protect_from_forgery
+ protect_from_forgery :with => :exception
- if STATUS == :database_readonly or STATUS == :database_offline
- after_filter :clear_session
- wrap_parameters false
+ add_flash_types :warning, :error
- def clear_session
- session.clear
- end
+ rescue_from CanCan::AccessDenied, :with => :deny_access
+ check_authorization
- def self.cache_sweeper(*sweepers)
- end
- end
+ before_action :fetch_body
+ around_action :better_errors_allow_inline, :if => proc { Rails.env.development? }
+
+ attr_accessor :current_user, :oauth_token
+
+ helper_method :current_user
+ helper_method :oauth_token
+ helper_method :preferred_langauges
+
+ private
def authorize_web
if session[:user]
- @user = User.where(:id => session[:user]).where("status IN ('active', 'confirmed', 'suspended')").first
+ self.current_user = User.where(:id => session[:user]).where("status IN ('active', 'confirmed', 'suspended')").first
- if @user.display_name != cookies["_osm_username"]
- logger.info "Session user '#{@user.display_name}' does not match cookie user '#{cookies['_osm_username']}'"
- reset_session
- @user = nil
- elsif @user.status == "suspended"
+ if current_user.status == "suspended"
session.delete(:user)
session_expires_automatically
- redirect_to :controller => "user", :action => "suspended"
+ redirect_to :controller => "users", :action => "suspended"
- # don't allow access to any auth-requiring part of the site unless
- # the new CTs have been seen (and accept/decline chosen).
- elsif !@user.terms_seen and flash[:skip_terms].nil?
- flash[:notice] = t 'user.terms.you need to accept or decline'
+ # don't allow access to any auth-requiring part of the site unless
+ # the new CTs have been seen (and accept/decline chosen).
+ elsif !current_user.terms_seen && flash[:skip_terms].nil?
+ flash[:notice] = t "users.terms.you need to accept or decline"
if params[:referer]
- redirect_to :controller => "user", :action => "terms", :referer => params[:referer]
+ redirect_to :controller => "users", :action => "terms", :referer => params[:referer]
else
- redirect_to :controller => "user", :action => "terms", :referer => request.fullpath
+ redirect_to :controller => "users", :action => "terms", :referer => request.fullpath
end
end
elsif session[:token]
- if @user = User.authenticate(:token => session[:token])
- session[:user] = @user.id
- end
+ session[:user] = current_user.id if self.current_user = User.authenticate(:token => session[:token])
end
- rescue Exception => ex
- logger.info("Exception authorizing user: #{ex.to_s}")
+ rescue StandardError => e
+ logger.info("Exception authorizing user: #{e}")
reset_session
- @user = nil
+ self.current_user = nil
end
def require_user
- unless @user
+ unless current_user
if request.get?
- redirect_to :controller => 'user', :action => 'login', :referer => request.fullpath
+ redirect_to :controller => "users", :action => "login", :referer => request.fullpath
else
- render :nothing => true, :status => :forbidden
+ head :forbidden
end
end
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)
- report_error "OAuth token doesn't have that capability.", :forbidden
- return false
- end
- end
+ def require_oauth
+ @oauth_token = current_user.access_token(Settings.oauth_key) if current_user && Settings.key?(:oauth_key)
end
##
if request.cookies["_osm_session"].to_s == ""
if params[:cookie_test].nil?
session[:cookie_test] = true
- redirect_to params.merge(:cookie_test => "true")
- return false
+ redirect_to params.to_unsafe_h.merge(:only_path => true, :cookie_test => "true")
+ false
else
- flash.now[:warning] = t 'application.require_cookies.cookies_needed'
+ flash.now[:warning] = t "application.require_cookies.cookies_needed"
end
else
session.delete(:cookie_test)
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)
-
- if REQUIRE_TERMS_AGREED and @user.terms_agreed.nil?
- report_error "You must accept the contributor terms before you can edit.", :forbidden
- return false
- end
- 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
- # try and setup using OAuth
- if not Authenticator.new(self, [:token]).allow?
- 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
+ def check_database_readable(need_api = false)
+ if Settings.status == "database_offline" || (need_api && Settings.status == "api_offline")
+ if request.xhr?
+ report_error "Database offline for maintenance", :service_unavailable
else
- @user = User.authenticate(:username => username, :password => passwd) # basic auth
+ redirect_to :controller => "site", :action => "offline"
end
end
+ end
- # have we identified the user?
- if @user
- # check if the user has been banned
- if not @user.active_blocks.empty?
- # NOTE: need slightly more helpful message than this.
- report_error t('application.setup_user_auth.blocked'), :forbidden
- end
-
- # if the user hasn't seen the contributor terms then don't
- # allow editing - they have to go to the web site and see
- # (but can decline) the CTs to continue.
- if REQUIRE_TERMS_SEEN and not @user.terms_seen and flash[:skip_terms].nil?
- set_locale
- report_error t('application.setup_user_auth.need_to_see_terms'), :forbidden
+ def check_database_writable(need_api = false)
+ if Settings.status == "database_offline" || Settings.status == "database_readonly" ||
+ (need_api && (Settings.status == "api_offline" || Settings.status == "api_readonly"))
+ if request.xhr?
+ report_error "Database offline for maintenance", :service_unavailable
+ else
+ redirect_to :controller => "site", :action => "offline"
end
end
end
- def authorize(realm='Web Password', errormessage="Couldn't authenticate you")
- # make the @user object from any auth sources we have
- setup_user_auth
-
- # handle authenticate pass/fail
- unless @user
- # no auth, the user does not exist or the password was wrong
- response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\""
- render :text => errormessage, :status => :unauthorized
- return false
- end
- end
-
- def check_database_readable(need_api = false)
- if STATUS == :database_offline or (need_api and STATUS == :api_offline)
- redirect_to :controller => 'site', :action => 'offline'
+ def check_api_readable
+ if api_status == "offline"
+ report_error "Database offline for maintenance", :service_unavailable
+ false
end
end
- def check_database_writable(need_api = false)
- if STATUS == :database_offline or STATUS == :database_readonly or
- (need_api and (STATUS == :api_offline or STATUS == :api_readonly))
- redirect_to :controller => 'site', :action => 'offline'
+ def check_api_writable
+ unless api_status == "online"
+ report_error "Database offline for maintenance", :service_unavailable
+ false
end
end
- def check_api_readable
- if STATUS == :database_offline or STATUS == :api_offline
- report_error "Database offline for maintenance", :service_unavailable
- return false
+ def database_status
+ case Settings.status
+ when "database_offline"
+ "offline"
+ when "database_readonly"
+ "readonly"
+ else
+ "online"
end
end
- def check_api_writable
- if STATUS == :database_offline or STATUS == :database_readonly or
- STATUS == :api_offline or STATUS == :api_readonly
- report_error "Database offline for maintenance", :service_unavailable
- return false
+ def api_status
+ status = database_status
+ if status == "online"
+ case Settings.status
+ when "api_offline"
+ status = "offline"
+ when "api_readonly"
+ status = "readonly"
+ end
end
+ status
end
def require_public_data
- unless @user.data_public?
+ unless current_user.data_public?
report_error "You must make your edits public to upload new data", :forbidden
- return false
+ false
end
end
# Report and error to the user
# (If anyone ever fixes Rails so it can set a http status "reason phrase",
- # rather than only a status code and having the web engine make up a
+ # rather than only a status code and having the web engine make up a
# phrase from that, we can also put the error message into the status
# message. For now, rails won't let us)
def report_error(message, status = :bad_request)
- # Todo: some sort of escaping of problem characters in the message
- response.headers['Error'] = message
+ # TODO: some sort of escaping of problem characters in the message
+ response.headers["Error"] = message
- if request.headers['X-Error-Format'] and
- request.headers['X-Error-Format'].downcase == "xml"
+ if request.headers["X-Error-Format"]&.casecmp("xml")&.zero?
result = OSM::API.new.get_xml_doc
result.root.name = "osmError"
result.root << (XML::Node.new("status") << "#{Rack::Utils.status_code(status)} #{Rack::Utils::HTTP_STATUS_CODES[status]}")
result.root << (XML::Node.new("message") << message)
- render :text => result.to_s, :content_type => "text/xml"
+ render :xml => result.to_s
else
- render :text => message, :status => status
+ render :plain => message, :status => status
end
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
- end
- end
-
- if request.compatible_language_from(I18n.available_locales).nil?
- request.user_preferred_languages = request.user_preferred_languages.collect do |pl|
- pls = [ pl ]
- while pl.match(/^(.*)-[^-]+$/)
- pls.push($1) if I18n.available_locales.include?($1.to_sym)
- pl = $1
- end
+ def preferred_languages(reset = false)
+ @preferred_languages = nil if reset
+ @preferred_languages ||= if params[:locale]
+ Locale.list(params[:locale])
+ elsif current_user
+ current_user.preferred_languages
+ else
+ Locale.list(http_accept_language.user_preferred_languages)
+ end
+ end
- pls
- end.flatten
+ helper_method :preferred_languages
- if @user and not request.compatible_language_from(I18n.available_locales).nil?
- @user.languages = request.user_preferred_languages
- @user.save
- end
+ def set_locale(reset = false)
+ if current_user&.languages&.empty? && !http_accept_language.user_preferred_languages.empty?
+ current_user.languages = http_accept_language.user_preferred_languages
+ current_user.save
end
- I18n.locale = request.compatible_language_from(I18n.available_locales) || I18n.default_locale
+ I18n.locale = Locale.available.preferred(preferred_languages(reset))
- response.headers['Content-Language'] = I18n.locale.to_s
+ response.headers["Vary"] = "Accept-Language"
+ response.headers["Content-Language"] = I18n.locale.to_s
end
def api_call_handle_error
- begin
- yield
- rescue ActiveRecord::RecordNotFound => ex
- render :nothing => true, :status => :not_found
- rescue LibXML::XML::Error, ArgumentError => ex
- report_error ex.message, :bad_request
- rescue ActiveRecord::RecordInvalid => ex
- message = "#{ex.record.class} #{ex.record.id}: "
- ex.record.errors.each { |attr,msg| message << "#{attr}: #{msg} (#{ex.record[attr].inspect})" }
- report_error message, :bad_request
- rescue OSM::APIError => ex
- report_error ex.message, ex.status
- rescue AbstractController::ActionNotFound => 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
+ yield
+ rescue ActionController::UnknownFormat
+ head :not_acceptable
+ rescue ActiveRecord::RecordNotFound => e
+ head :not_found
+ rescue LibXML::XML::Error, ArgumentError => e
+ report_error e.message, :bad_request
+ rescue ActiveRecord::RecordInvalid => e
+ message = "#{e.record.class} #{e.record.id}: "
+ e.record.errors.each { |attr, msg| message << "#{attr}: #{msg} (#{e.record[attr].inspect})" }
+ report_error message, :bad_request
+ rescue OSM::APIError => e
+ report_error e.message, e.status
+ rescue AbstractController::ActionNotFound => e
+ raise
+ rescue StandardError => e
+ logger.info("API threw unexpected #{e.class} exception: #{e.message}")
+ e.backtrace.each { |l| logger.info(l) }
+ report_error "#{e.class}: #{e.message}", :internal_server_error
end
##
# asserts that the request method is the +method+ given as a parameter
# or raises a suitable error. +method+ should be a symbol, e.g: :put or :get.
def assert_method(method)
- ok = request.send((method.to_s.downcase + "?").to_sym)
- raise OSM::APIBadMethodError.new(method) unless ok
+ ok = request.send(:"#{method.to_s.downcase}?")
+ raise OSM::APIBadMethodError, method unless ok
end
##
# wrap an api call in a timeout
- def api_call_timeout
- OSM::Timer.timeout(API_TIMEOUT) do
- yield
- end
+ def api_call_timeout(&block)
+ OSM::Timer.timeout(Settings.api_timeout, Timeout::Error, &block)
rescue Timeout::Error
raise OSM::APITimeoutError
end
##
# wrap a web page in a timeout
- def web_timeout
- OSM::Timer.timeout(WEB_TIMEOUT) do
- yield
- end
- rescue ActionView::Template::Error => ex
- ex = ex.original_exception
+ def web_timeout(&block)
+ OSM::Timer.timeout(Settings.web_timeout, Timeout::Error, &block)
+ rescue ActionView::Template::Error => e
+ e = e.cause
- if ex.is_a?(ActiveRecord::StatementInvalid) and ex.message =~ /^Timeout::Error/
- ex = Timeout::Error.new
- end
-
- if ex.is_a?(Timeout::Error)
+ if e.is_a?(Timeout::Error) ||
+ (e.is_a?(ActiveRecord::StatementInvalid) && e.message.include?("execution expired"))
render :action => "timeout"
else
raise
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[:unless] = case options[:unless]
- when NilClass then Array.new
- when Array then options[:unless]
- else unlessp = [ options[:unless] ]
- end
-
- options[:unless].push(Proc.new do |controller|
- controller.params.include?(:page)
- end)
-
- options[:cache_path] = Proc.new do |controller|
- cache_path.merge(controller.params).merge(:host => SERVER_URL, :locale => I18n.locale)
- end
+ # ensure that there is a "user" instance variable
+ def lookup_user
+ render_unknown_user params[:display_name] unless @user = User.active.find_by(:display_name => params[:display_name])
+ end
- actions.push(options)
+ ##
+ # render a "no such user" page
+ def render_unknown_user(name)
+ @title = t "users.no_such_user.title"
+ @not_found_user = name
- super *actions
+ respond_to do |format|
+ format.html { render :template => "users/no_such_user", :status => :not_found }
+ format.all { head :not_found }
+ end
end
##
- # extend expire_action to expire all variants
- def expire_action(options = {})
- I18n.available_locales.each do |locale|
- super options.merge(:host => SERVER_URL, :locale => locale)
+ # Unfortunately if a PUT or POST request that has a body fails to
+ # read it then Apache will sometimes fail to return the response it
+ # is given to the client properly, instead erroring:
+ #
+ # https://issues.apache.org/bugzilla/show_bug.cgi?id=44782
+ #
+ # To work round this we call rewind on the body here, which is added
+ # as a filter, to force it to be fetched from Apache into a file.
+ def fetch_body
+ request.body.rewind
+ end
+
+ def map_layout
+ append_content_security_policy_directives(
+ :child_src => %w[http://127.0.0.1:8111 https://127.0.0.1:8112],
+ :frame_src => %w[http://127.0.0.1:8111 https://127.0.0.1:8112],
+ :connect_src => [Settings.nominatim_url, Settings.overpass_url, Settings.fossgis_osrm_url, Settings.graphhopper_url],
+ :form_action => %w[render.openstreetmap.org],
+ :style_src => %w['unsafe-inline']
+ )
+
+ case Settings.status
+ when "database_offline", "api_offline"
+ flash.now[:warning] = t("layouts.osm_offline")
+ when "database_readonly", "api_readonly"
+ flash.now[:warning] = t("layouts.osm_read_only")
end
+
+ request.xhr? ? "xhr" : "map"
end
- ##
- # is the requestor logged in?
- def logged_in?
- !@user.nil?
+ def allow_thirdparty_images
+ append_content_security_policy_directives(:img_src => %w[*])
end
- ##
- # render a "no such user" page
- def render_unknown_user(name)
- @title = t "user.no_such_user.title"
- @not_found_user = name
+ def preferred_editor
+ if params[:editor]
+ params[:editor]
+ elsif current_user&.preferred_editor
+ current_user.preferred_editor
+ else
+ Settings.default_editor
+ end
+ end
- render :template => "user/no_such_user", :status => :not_found
+ helper_method :preferred_editor
+
+ def update_totp
+ if Settings.key?(:totp_key)
+ cookies["_osm_totp_token"] = {
+ :value => ROTP::TOTP.new(Settings.totp_key, :interval => 3600).now,
+ :domain => "openstreetmap.org",
+ :expires => 1.hour.from_now
+ }
+ end
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
- authdata = request.env['X-HTTP_AUTHORIZATION'].to_s.split
- elsif request.env.has_key? 'REDIRECT_X_HTTP_AUTHORIZATION' # mod_fcgi
- authdata = request.env['REDIRECT_X_HTTP_AUTHORIZATION'].to_s.split
- elsif request.env.has_key? 'HTTP_AUTHORIZATION' # regular location
- authdata = request.env['HTTP_AUTHORIZATION'].to_s.split
- end
- # only basic authentication supported
- if authdata and authdata[0] == 'Basic'
- user, pass = Base64.decode64(authdata[1]).split(':',2)
- end
- return [user, pass]
- end
-
- # used by oauth plugin to get the current user
- def current_user
- @user
+ def better_errors_allow_inline
+ yield
+ rescue StandardError
+ append_content_security_policy_directives(
+ :script_src => %w['unsafe-inline'],
+ :style_src => %w['unsafe-inline']
+ )
+
+ raise
end
- # used by oauth plugin to set the current user
- def current_user=(user)
- @user=user
+ def current_ability
+ Ability.new(current_user)
end
- # override to stop oauth plugin sending errors
- def invalid_oauth_response
+ def deny_access(_exception)
+ if current_token
+ set_locale
+ report_error t("oauth.permissions.missing"), :forbidden
+ elsif current_user
+ set_locale
+ respond_to do |format|
+ format.html { redirect_to :controller => "errors", :action => "forbidden" }
+ format.any { report_error t("application.permission_denied"), :forbidden }
+ end
+ elsif request.get?
+ respond_to do |format|
+ format.html { redirect_to :controller => "users", :action => "login", :referer => request.fullpath }
+ format.any { head :forbidden }
+ end
+ else
+ head :forbidden
+ end
end
+ # extract authorisation credentials from headers, returns user = nil if none
+ def get_auth_data
+ if request.env.key? "X-HTTP_AUTHORIZATION" # where mod_rewrite might have put it
+ authdata = request.env["X-HTTP_AUTHORIZATION"].to_s.split
+ elsif request.env.key? "REDIRECT_X_HTTP_AUTHORIZATION" # mod_fcgi
+ authdata = request.env["REDIRECT_X_HTTP_AUTHORIZATION"].to_s.split
+ elsif request.env.key? "HTTP_AUTHORIZATION" # regular location
+ authdata = request.env["HTTP_AUTHORIZATION"].to_s.split
+ end
+ # only basic authentication supported
+ user, pass = Base64.decode64(authdata[1]).split(":", 2) if authdata && authdata[0] == "Basic"
+ [user, pass]
+ end
+
+ # override to stop oauth plugin sending errors
+ def invalid_oauth_response; end
+
+ # clean any referer parameter
+ def safe_referer(referer)
+ referer = URI.parse(referer)
+
+ if referer.scheme == "http" || referer.scheme == "https"
+ referer.scheme = nil
+ referer.host = nil
+ referer.port = nil
+ elsif referer.scheme || referer.host || referer.port
+ referer = nil
+ end
+
+ referer.to_s
+ end
end
projects / rails.git / blobdiff