X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/832b96b75ac05177e6baad7b414066ccfd7cfa51..7ffd7f10ff10585012ca0ed8fa9d298afd58c692:/app/controllers/application_controller.rb?ds=sidebyside diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb index 6c19b3a52..4b2c70825 100644 --- a/app/controllers/application_controller.rb +++ b/app/controllers/application_controller.rb @@ -1,17 +1,25 @@ -# Filters added to this controller will be run for all controllers in the application. -# Likewise, all the methods added will be available for all controllers. class ApplicationController < ActionController::Base + include SessionPersistence + + protect_from_forgery + + before_filter :fetch_body if STATUS == :database_readonly or STATUS == :database_offline - session :off + def self.cache_sweeper(*sweepers) + end end def authorize_web if session[:user] - @user = User.find(session[:user], :conditions => {:status => ["active", "confirmed", "suspended"]}) - - if @user.status == "suspended" - session[:user] = nil + @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" + session.delete(:user) session_expires_automatically redirect_to :controller => "user", :action => "suspended" @@ -23,20 +31,28 @@ class ApplicationController < ActionController::Base if params[:referer] redirect_to :controller => "user", :action => "terms", :referer => params[:referer] else - redirect_to :controller => "user", :action => "terms", :referer => request.request_uri + redirect_to :controller => "user", :action => "terms", :referer => request.fullpath end end elsif session[:token] - @user = User.authenticate(:token => session[:token]) - session[:user] = @user.id + if @user = User.authenticate(:token => session[:token]) + session[:user] = @user.id + end end rescue Exception => ex logger.info("Exception authorizing user: #{ex.to_s}") + reset_session @user = nil end def require_user - redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri unless @user + unless @user + if request.get? + redirect_to :controller => 'user', :action => 'login', :referer => request.fullpath + else + render :nothing => true, :status => :forbidden + end + end end ## @@ -50,7 +66,7 @@ class ApplicationController < ActionController::Base # 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 + report_error "OAuth token doesn't have that capability.", :forbidden return false end end @@ -61,11 +77,14 @@ class ApplicationController < ActionController::Base def require_cookies 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 else flash.now[:warning] = t 'application.require_cookies.cookies_needed' end + else + session.delete(:cookie_test) end end @@ -81,6 +100,11 @@ class ApplicationController < ActionController::Base 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) @@ -89,15 +113,27 @@ class ApplicationController < ActionController::Base require_capability(:allow_write_gpx) 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 :nothing => true, :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 oauthenticate - @user = current_token.user - else + if not Authenticator.new(self, [:token]).allow? username, passwd = get_auth_data # parse from headers # authenticate per-scheme if username.nil? @@ -112,7 +148,7 @@ 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 end @@ -140,6 +176,22 @@ class ApplicationController < ActionController::Base 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' @@ -188,7 +240,7 @@ class ApplicationController < ActionController::Base request.headers['X-Error-Format'].downcase == "xml" result = OSM::API.new.get_xml_doc result.root.name = "osmError" - result.root << (XML::Node.new("status") << interpret_status(status)) + 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" @@ -228,7 +280,7 @@ class ApplicationController < ActionController::Base end end - I18n.locale = request.compatible_language_from(I18n.available_locales) + I18n.locale = params[:locale] || request.compatible_language_from(I18n.available_locales) || I18n.default_locale response.headers['Content-Language'] = I18n.locale.to_s end @@ -246,7 +298,7 @@ class ApplicationController < ActionController::Base report_error message, :bad_request rescue OSM::APIError => ex report_error ex.message, ex.status - rescue ActionController::UnknownAction => ex + rescue AbstractController::ActionNotFound => ex raise rescue Exception => ex logger.info("API threw unexpected #{ex.class} exception: #{ex.message}") @@ -266,7 +318,7 @@ class ApplicationController < ActionController::Base ## # wrap an api call in a timeout def api_call_timeout - SystemTimer.timeout_after(API_TIMEOUT) do + OSM::Timer.timeout(API_TIMEOUT) do yield end rescue Timeout::Error @@ -276,11 +328,17 @@ class ApplicationController < ActionController::Base ## # wrap a web page in a timeout def web_timeout - SystemTimer.timeout_after(WEB_TIMEOUT) do + OSM::Timer.timeout(WEB_TIMEOUT) do yield end - rescue ActionView::TemplateError => ex - if ex.original_exception.is_a?(Timeout::Error) + rescue ActionView::Template::Error => ex + ex = ex.original_exception + + if ex.is_a?(ActiveRecord::StatementInvalid) and ex.message =~ /^Timeout::Error/ + ex = Timeout::Error.new + end + + if ex.is_a?(Timeout::Error) render :action => "timeout" else raise @@ -307,7 +365,7 @@ class ApplicationController < ActionController::Base end) options[:cache_path] = Proc.new do |controller| - cache_path.merge(controller.params).merge(:locale => I18n.locale) + cache_path.merge(controller.params).merge(:host => SERVER_URL, :locale => I18n.locale) end actions.push(options) @@ -319,7 +377,7 @@ class ApplicationController < ActionController::Base # extend expire_action to expire all variants def expire_action(options = {}) I18n.available_locales.each do |locale| - super options.merge(:locale => locale) + super options.merge(:host => SERVER_URL, :locale => locale) end end @@ -329,6 +387,39 @@ class ApplicationController < ActionController::Base !@user.nil? 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 + end + + ## + # render a "no such user" page + def render_unknown_user(name) + @title = t "user.no_such_user.title" + @not_found_user = name + + respond_to do |format| + format.html { render :template => "user/no_such_user", :status => :not_found } + format.all { render :nothing => true, :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 + private # extract authorisation credentials from headers, returns user = nil if none @@ -347,4 +438,18 @@ private return [user, pass] end + # used by oauth plugin to get the current user + def current_user + @user + end + + # used by oauth plugin to set the current user + def current_user=(user) + @user=user + end + + # override to stop oauth plugin sending errors + def invalid_oauth_response + end + end