X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/41000078b9e0131d75ce610f148655fb7b32da73..94d19ae567dc7723129ee2f00576023aaee18fc7:/app/controllers/application_controller.rb?ds=inline diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb index a809139ce..c5545c068 100644 --- a/app/controllers/application_controller.rb +++ b/app/controllers/application_controller.rb @@ -3,7 +3,14 @@ class ApplicationController < ActionController::Base protect_from_forgery :with => :exception + rescue_from CanCan::AccessDenied, :with => :deny_access + check_authorization + before_action :fetch_body + around_action :better_errors_allow_inline, :if => proc { Rails.env.development? } + + attr_accessor :current_user + helper_method :current_user def authorize_web if session[:user] @@ -13,22 +20,20 @@ class ApplicationController < ActionController::Base 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 !current_user.terms_seen && flash[:skip_terms].nil? - flash[:notice] = t "user.terms.you need to accept or decline" + 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 self.current_user = User.authenticate(:token => session[:token]) - session[:user] = current_user.id - end + session[:user] = current_user.id if self.current_user = User.authenticate(:token => session[:token]) end rescue StandardError => ex logger.info("Exception authorizing user: #{ex}") @@ -39,7 +44,7 @@ class ApplicationController < ActionController::Base def require_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 head :forbidden end @@ -47,25 +52,7 @@ class ApplicationController < ActionController::Base end def require_oauth - @oauth = @user.access_token(OAUTH_KEY) if current_user && defined? OAUTH_KEY - 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) - set_locale - report_error t("oauth.permissions.missing"), :forbidden - false - end - end + @oauth = current_user.access_token(Settings.oauth_key) if current_user && Settings.key?(:oauth_key) end ## @@ -84,54 +71,6 @@ class ApplicationController < ActionController::Base 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 && current_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 - - def require_allow_write_notes - require_capability(:allow_write_notes) - end - - ## - # require that the user is a moderator, or fill out a helpful error message - # and return them to the index for the controller this is wrapped from. - def require_moderator - unless current_user.moderator? - if request.get? - flash[:error] = t("application.require_moderator.not_a_moderator") - redirect_to :action => "index" - else - head :forbidden - end - end - end - ## # sets up the current_user for use by other methods. this is mostly called # from the authorize method, but can be called elsewhere if authorisation @@ -166,44 +105,15 @@ class ApplicationController < ActionController::Base # 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 && !current_user.terms_seen && flash[:skip_terms].nil? + if !current_user.terms_seen && flash[:skip_terms].nil? set_locale report_error t("application.setup_user_auth.need_to_see_terms"), :forbidden 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 current_user - # no auth, the user does not exist or the password was wrong - response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\"" - render :plain => errormessage, :status => :unauthorized - return false - end - end - - ## - # to be used as a before_filter *after* authorize. this checks that - # the user is a moderator and, if not, returns a forbidden error. - # - # NOTE: this isn't a very good way of doing it - it duplicates logic - # from require_moderator - but what we really need to do is a fairly - # drastic refactoring based on :format and respond_to? but not a - # good idea to do that in this branch. - def authorize_moderator(errormessage = "Access restricted to moderators") - # check user is a moderator - unless current_user.moderator? - render :plain => errormessage, :status => :forbidden - false - end - end - def check_database_readable(need_api = false) - if STATUS == :database_offline || (need_api && STATUS == :api_offline) + if Settings.status == "database_offline" || (need_api && Settings.status == "api_offline") if request.xhr? report_error "Database offline for maintenance", :service_unavailable else @@ -213,8 +123,8 @@ class ApplicationController < ActionController::Base end def check_database_writable(need_api = false) - if STATUS == :database_offline || STATUS == :database_readonly || - (need_api && (STATUS == :api_offline || STATUS == :api_readonly)) + 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 @@ -238,9 +148,9 @@ class ApplicationController < ActionController::Base end def database_status - if STATUS == :database_offline + if Settings.status == "database_offline" :offline - elsif STATUS == :database_readonly + elsif Settings.status == "database_readonly" :readonly else :online @@ -250,9 +160,9 @@ class ApplicationController < ActionController::Base def api_status status = database_status if status == :online - if STATUS == :api_offline + if Settings.status == "api_offline" status = :offline - elsif STATUS == :api_readonly + elsif Settings.status == "api_readonly" status = :readonly end end @@ -261,7 +171,7 @@ class ApplicationController < ActionController::Base def gpx_status status = database_status - status = :offline if status == :online && STATUS == :gpx_offline + status = :offline if status == :online && Settings.status == "gpx_offline" status end @@ -281,8 +191,7 @@ class ApplicationController < ActionController::Base # TODO: some sort of escaping of problem characters in the message response.headers["Error"] = message - if request.headers["X-Error-Format"] && - request.headers["X-Error-Format"].casecmp("xml").zero? + 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]}") @@ -294,25 +203,26 @@ class ApplicationController < ActionController::Base end end - def preferred_languages - @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 + 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 helper_method :preferred_languages - def set_locale - if current_user && current_user.languages.empty? && !http_accept_language.user_preferred_languages.empty? + 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 = Locale.available.preferred(preferred_languages) + I18n.locale = Locale.available.preferred(preferred_languages(reset)) response.headers["Vary"] = "Accept-Language" response.headers["Content-Language"] = I18n.locale.to_s @@ -343,13 +253,13 @@ class ApplicationController < ActionController::Base # 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 + raise OSM::APIBadMethodError, method unless ok end ## # wrap an api call in a timeout def api_call_timeout - OSM::Timer.timeout(API_TIMEOUT, Timeout::Error) do + OSM::Timer.timeout(Settings.api_timeout, Timeout::Error) do yield end rescue Timeout::Error @@ -359,11 +269,11 @@ class ApplicationController < ActionController::Base ## # wrap a web page in a timeout def web_timeout - OSM::Timer.timeout(WEB_TIMEOUT, Timeout::Error) do + OSM::Timer.timeout(Settings.web_timeout, Timeout::Error) do yield end rescue ActionView::Template::Error => ex - ex = ex.original_exception + ex = ex.cause if ex.is_a?(Timeout::Error) || (ex.is_a?(ActiveRecord::StatementInvalid) && ex.message =~ /execution expired/) @@ -376,21 +286,19 @@ class ApplicationController < ActionController::Base end ## - # ensure that there is a "this_user" instance variable - def lookup_this_user - unless @this_user = User.active.find_by(:display_name => params[:display_name]) - render_unknown_user params[:display_name] - 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 ## # render a "no such user" page def render_unknown_user(name) - @title = t "user.no_such_user.title" + @title = t "users.no_such_user.title" @not_found_user = name respond_to do |format| - format.html { render :template => "user/no_such_user", :status => :not_found } + format.html { render :template => "users/no_such_user", :status => :not_found } format.all { head :not_found } end end @@ -410,27 +318,33 @@ class ApplicationController < ActionController::Base def map_layout append_content_security_policy_directives( - :connect_src => %w[nominatim.openstreetmap.org overpass-api.de router.project-osrm.org valhalla.mapzen.com], - :script_src => %w[graphhopper.com open.mapquestapi.com], - :img_src => %w[developer.mapquest.com] + :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'] ) - if STATUS == :database_offline || STATUS == :api_offline + if Settings.status == "database_offline" || Settings.status == "api_offline" flash.now[:warning] = t("layouts.osm_offline") - elsif STATUS == :database_readonly || STATUS == :api_readonly + elsif Settings.status == "database_readonly" || Settings.status == "api_readonly" flash.now[:warning] = t("layouts.osm_read_only") end request.xhr? ? "xhr" : "map" end + def allow_thirdparty_images + append_content_security_policy_directives(:img_src => %w[*]) + end + def preferred_editor editor = if params[:editor] params[:editor] - elsif current_user && current_user.preferred_editor + elsif current_user&.preferred_editor current_user.preferred_editor else - DEFAULT_EDITOR + Settings.default_editor end editor @@ -439,15 +353,55 @@ class ApplicationController < ActionController::Base helper_method :preferred_editor def update_totp - if defined?(TOTP_KEY) + if Settings.key?(:totp_key) cookies["_osm_totp_token"] = { - :value => ROTP::TOTP.new(TOTP_KEY, :interval => 3600).now, + :value => ROTP::TOTP.new(Settings.totp_key, :interval => 3600).now, :domain => "openstreetmap.org", :expires => 1.hour.from_now } end end + 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 + + def current_ability + # Use capabilities from the oauth token if it exists and is a valid access token + if Authenticator.new(self, [:token]).allow? + Ability.new(nil).merge(Capability.new(current_token)) + else + Ability.new(current_user) + end + end + + 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 + private # extract authorisation credentials from headers, returns user = nil if none @@ -460,22 +414,10 @@ class ApplicationController < ActionController::Base authdata = request.env["HTTP_AUTHORIZATION"].to_s.split end # only basic authentication supported - if authdata && authdata[0] == "Basic" - user, pass = Base64.decode64(authdata[1]).split(":", 2) - end + user, pass = Base64.decode64(authdata[1]).split(":", 2) if authdata && authdata[0] == "Basic" [user, pass] end - # used to get the current logged in user - def current_user - @user - end - - # used to set the current logged in user - def current_user=(user) - @user = user - end - # override to stop oauth plugin sending errors def invalid_oauth_response; end end