X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/311f7ddd6e6516232d3884e9765b966190814882..2ac8b4b76057c293fc93f492359933db87abfc59:/app/controllers/application_controller.rb diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb index 7aace7364..618f08a1f 100644 --- a/app/controllers/application_controller.rb +++ b/app/controllers/application_controller.rb @@ -3,36 +3,22 @@ class ApplicationController < ActionController::Base protect_from_forgery - if STATUS == :database_readonly or STATUS == :database_offline - after_filter :clear_session - wrap_parameters false - - def clear_session - session.clear - end - - def self.cache_sweeper(*sweepers) - end - end + before_action :fetch_body def authorize_web if session[:user] @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 @user.status == "suspended" session.delete(:user) session_expires_automatically redirect_to :controller => "user", :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 !@user.terms_seen && flash[:skip_terms].nil? + flash[:notice] = t "user.terms.you need to accept or decline" if params[:referer] redirect_to :controller => "user", :action => "terms", :referer => params[:referer] else @@ -44,8 +30,8 @@ class ApplicationController < ActionController::Base session[:user] = @user.id end end - rescue Exception => ex - logger.info("Exception authorizing user: #{ex.to_s}") + rescue StandardError => ex + logger.info("Exception authorizing user: #{ex}") reset_session @user = nil end @@ -53,16 +39,20 @@ class ApplicationController < ActionController::Base def require_user unless @user if request.get? - redirect_to :controller => 'user', :action => 'login', :referer => request.fullpath + redirect_to :controller => "user", :action => "login", :referer => request.fullpath else - render :nothing => true, :status => :forbidden + render :text => "", :status => :forbidden end end end + def require_oauth + @oauth = @user.access_token(OAUTH_KEY) if @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 + # 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. @@ -83,10 +73,10 @@ class ApplicationController < ActionController::Base if request.cookies["_osm_session"].to_s == "" if params[:cookie_test].nil? session[:cookie_test] = true - redirect_to params.merge(:cookie_test => "true") + redirect_to Hash[params].merge(:cookie_test => "true") return 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) @@ -97,39 +87,62 @@ class ApplicationController < ActionController::Base 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? + if REQUIRE_TERMS_AGREED && @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 @user.moderator? + if request.get? + flash[:error] = t("application.require_moderator.not_a_moderator") + redirect_to :action => "index" + else + render :text => "", :status => :forbidden + end + end + 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? + unless 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' + 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 @@ -139,62 +152,113 @@ class ApplicationController < ActionController::Base # have we identified the user? if @user # check if the user has been banned - if not @user.active_blocks.empty? + if @user.blocks.active.exists? # NOTE: need slightly more helpful message than this. - report_error t('application.setup_user_auth.blocked'), :forbidden + 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? + if REQUIRE_TERMS_SEEN && !@user.terms_seen && flash[:skip_terms].nil? set_locale - report_error t('application.setup_user_auth.need_to_see_terms'), :forbidden + 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") + 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}\"" + response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\"" render :text => errormessage, :status => :unauthorized return false - end - end + 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 @user.moderator? + render :text => errormessage, :status => :forbidden + 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' + if STATUS == :database_offline || (need_api && STATUS == :api_offline) + if request.xhr? + report_error "Database offline for maintenance", :service_unavailable + else + redirect_to :controller => "site", :action => "offline" + end 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' + if STATUS == :database_offline || STATUS == :database_readonly || + (need_api && (STATUS == :api_offline || 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 check_api_readable - if STATUS == :database_offline or STATUS == :api_offline + if api_status == :offline report_error "Database offline for maintenance", :service_unavailable return false end end def check_api_writable - if STATUS == :database_offline or STATUS == :database_readonly or - STATUS == :api_offline or STATUS == :api_readonly + unless api_status == :online report_error "Database offline for maintenance", :service_unavailable return false end end + def database_status + if STATUS == :database_offline + :offline + elsif STATUS == :database_readonly + :readonly + else + :online + end + end + + def api_status + status = database_status + if status == :online + if STATUS == :api_offline + status = :offline + elsif STATUS == :api_readonly + status = :readonly + end + end + status + end + + def gpx_status + status = database_status + status = :offline if status == :online && STATUS == :gpx_offline + status + end + def require_public_data unless @user.data_public? report_error "You must make your edits public to upload new data", :forbidden @@ -204,15 +268,15 @@ class ApplicationController < ActionController::Base # 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"] && + request.headers["X-Error-Format"].downcase == "xml" 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]}") @@ -220,66 +284,69 @@ class ApplicationController < ActionController::Base render :text => result.to_s, :content_type => "text/xml" else - render :text => message, :status => status + render :text => message, :status => status, :content_type => "text/plain" end end - + def set_locale - response.header['Vary'] = 'Accept-Language' + 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 + if @user && !@user.languages.empty? + http_accept_language.user_preferred_languages = @user.languages + response.header["Vary"] = "*" + end + + I18n.locale = select_locale + + if @user && @user.languages.empty? && !http_accept_language.user_preferred_languages.empty? + @user.languages = http_accept_language.user_preferred_languages + @user.save end - if request.compatible_language_from(I18n.available_locales).nil? - request.user_preferred_languages = request.user_preferred_languages.collect do |pl| - pls = [ pl ] + response.headers["Content-Language"] = I18n.locale.to_s + end + + def select_locale(locales = I18n.available_locales) + if params[:locale] + http_accept_language.user_preferred_languages = [params[:locale]] + end + + if http_accept_language.compatible_language_from(locales).nil? + http_accept_language.user_preferred_languages = http_accept_language.user_preferred_languages.collect do |pl| + pls = [pl] while pl.match(/^(.*)-[^-]+$/) - pls.push($1) if I18n.available_locales.include?($1.to_sym) + pls.push($1) if locales.include?($1) || locales.include?($1.to_sym) pl = $1 end pls end.flatten - - if @user and not request.compatible_language_from(I18n.available_locales).nil? - @user.languages = request.user_preferred_languages - @user.save - end end - I18n.locale = request.compatible_language_from(I18n.available_locales) || I18n.default_locale - - response.headers['Content-Language'] = I18n.locale.to_s + http_accept_language.compatible_language_from(locales) || I18n.default_locale end + helper_method :select_locale + 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 ActiveRecord::RecordNotFound => ex + render :text => "", :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 StandardError => 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 ## @@ -287,7 +354,7 @@ 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 + fail OSM::APIBadMethodError.new(method) unless ok end ## @@ -309,7 +376,7 @@ class ApplicationController < ActionController::Base rescue ActionView::Template::Error => ex ex = ex.original_exception - if ex.is_a?(ActiveRecord::StatementInvalid) and ex.message =~ /^Timeout::Error/ + if ex.is_a?(ActiveRecord::StatementInvalid) && ex.message =~ /execution expired/ ex = Timeout::Error.new end @@ -322,46 +389,6 @@ class ApplicationController < ActionController::Base render :action => "timeout" 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 - - actions.push(options) - - super *actions - 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) - end - end - - ## - # is the requestor logged in? - def logged_in? - !@user.nil? - end - ## # ensure that there is a "this_user" instance variable def lookup_this_user @@ -376,26 +403,64 @@ class ApplicationController < ActionController::Base @title = t "user.no_such_user.title" @not_found_user = name - render :template => "user/no_such_user", :status => :not_found + respond_to do |format| + format.html { render :template => "user/no_such_user", :status => :not_found } + format.all { render :text => "", :status => :not_found } + end + end + + ## + # 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 + request.xhr? ? "xhr" : "map" + end + + def preferred_editor + editor = if params[:editor] + params[:editor] + elsif @user && @user.preferred_editor + @user.preferred_editor + else + DEFAULT_EDITOR + end + + if request.env["HTTP_USER_AGENT"] =~ /MSIE|Trident/ && editor == "id" + editor = "potlatch2" + end + + editor end - -private + + helper_method :preferred_editor + + 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 + 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 - if authdata and authdata[0] == 'Basic' - user, pass = Base64.decode64(authdata[1]).split(':',2) - end - return [user, pass] - end + if authdata && authdata[0] == "Basic" + user, pass = Base64.decode64(authdata[1]).split(":", 2) + end + [user, pass] + end # used by oauth plugin to get the current user def current_user @@ -404,11 +469,10 @@ private # used by oauth plugin to set the current user def current_user=(user) - @user=user + @user = user end # override to stop oauth plugin sending errors def invalid_oauth_response end - end