app/controllers/users_controller.rb

   1 class UsersController < ApplicationController
   2   include EmailMethods
   3   include SessionMethods
   4   include UserMethods
   5   include PaginationMethods
   6
   7   layout "site"
   8
   9   skip_before_action :verify_authenticity_token, :only => [:auth_success]
  10   before_action :disable_terms_redirect, :only => [:terms, :save]
  11   before_action :authorize_web
  12   before_action :set_locale
  13   before_action :check_database_readable
  14
  15   authorize_resource
  16
  17   before_action :check_database_writable, :only => [:new, :go_public]
  18   before_action :require_cookies, :only => [:new]
  19   before_action :lookup_user_by_name, :only => [:set_status, :destroy]
  20
  21   allow_thirdparty_images :only => :show
  22   allow_social_login :only => :new
  23
  24   ##
  25   # display a list of users matching specified criteria
  26   def index
  27     if request.post?
  28       ids = params[:user].keys.collect(&:to_i)
  29
  30       User.where(:id => ids).update_all(:status => "confirmed") if params[:confirm]
  31       User.where(:id => ids).update_all(:status => "deleted") if params[:hide]
  32
  33       redirect_to url_for(:status => params[:status], :ip => params[:ip], :page => params[:page])
  34     else
  35       @params = params.permit(:status, :ip, :before, :after)
  36
  37       users = User.all
  38       users = users.where(:status => @params[:status]) if @params[:status]
  39       users = users.where(:creation_ip => @params[:ip]) if @params[:ip]
  40
  41       @users_count = users.count
  42       @users, @newer_users_id, @older_users_id = get_page_items(users, :limit => 50)
  43
  44       render :partial => "page" if turbo_frame_request_id == "pagination"
  45     end
  46   end
  47
  48   def show
  49     @user = User.find_by(:display_name => params[:display_name])
  50
  51     if @user &&
  52        (@user.visible? || current_user&.administrator?)
  53       @title = @user.display_name
  54     else
  55       render_unknown_user params[:display_name]
  56     end
  57   end
  58
  59   def new
  60     @title = t ".title"
  61     @referer = safe_referer(params[:referer])
  62
  63     parse_oauth_referer @referer
  64
  65     if current_user
  66       # The user is logged in already, so don't show them the signup
  67       # page, instead send them to the home page
  68       redirect_to @referer || { :controller => "site", :action => "index" }
  69     elsif params.key?(:auth_provider) && params.key?(:auth_uid)
  70       @email_hmac = params[:email_hmac]
  71
  72       self.current_user = User.new(:email => params[:email],
  73                                    :display_name => params[:nickname],
  74                                    :auth_provider => params[:auth_provider],
  75                                    :auth_uid => params[:auth_uid])
  76
  77       if current_user.valid? || current_user.errors[:email].empty?
  78         flash.now[:notice] = render_to_string :partial => "auth_association"
  79       else
  80         flash.now[:warning] = t ".duplicate_social_email"
  81       end
  82     else
  83       check_signup_allowed
  84
  85       self.current_user = User.new
  86     end
  87   end
  88
  89   def create
  90     self.current_user = User.new(user_params)
  91
  92     if check_signup_allowed(current_user.email)
  93       if current_user.auth_uid.present?
  94         # We are creating an account with external authentication and
  95         # no password was specified so create a random one
  96         current_user.pass_crypt = SecureRandom.base64(16)
  97         current_user.pass_crypt_confirmation = current_user.pass_crypt
  98       end
  99
 100       if current_user.invalid?
 101         # Something is wrong with a new user, so rerender the form
 102         render :action => "new"
 103       else
 104         # Save the user record
 105         save_new_user params[:email_hmac], params[:referer]
 106       end
 107     end
 108   end
 109
 110   ##
 111   # destroy a user, marking them as deleted and removing personal data
 112   def destroy
 113     @user.soft_destroy!
 114     redirect_to user_path(:display_name => params[:display_name])
 115   end
 116
 117   def terms
 118     @legale = params[:legale] || OSM.ip_to_country(request.remote_ip) || Settings.default_legale
 119     @text = OSM.legal_text_for_country(@legale)
 120
 121     if request.xhr?
 122       render :partial => "terms"
 123     else
 124       @title = t ".title"
 125
 126       if current_user&.terms_agreed?
 127         # Already agreed to terms, so just show settings
 128         redirect_to edit_account_path
 129       elsif current_user.nil?
 130         redirect_to login_path(:referer => request.fullpath)
 131       end
 132     end
 133   end
 134
 135   def save
 136     @title = t "users.new.title"
 137
 138     if params[:decline] || !(params[:read_tou] && params[:read_ct])
 139       if current_user
 140         current_user.terms_seen = true
 141
 142         flash[:notice] = { :partial => "users/terms_declined_flash" } if current_user.save
 143
 144         referer = safe_referer(params[:referer]) if params[:referer]
 145
 146         redirect_to referer || edit_account_path
 147       elsif params[:decline]
 148         redirect_to t("users.terms.declined"), :allow_other_host => true
 149       else
 150         redirect_to :action => :terms
 151       end
 152     elsif current_user
 153       unless current_user.terms_agreed?
 154         current_user.consider_pd = params[:user][:consider_pd]
 155         current_user.tou_agreed = Time.now.utc
 156         current_user.terms_agreed = Time.now.utc
 157         current_user.terms_seen = true
 158
 159         flash[:notice] = t "users.new.terms accepted" if current_user.save
 160       end
 161
 162       referer = safe_referer(params[:referer]) if params[:referer]
 163
 164       redirect_to referer || edit_account_path
 165     end
 166   end
 167
 168   def go_public
 169     current_user.data_public = true
 170     current_user.save
 171     flash[:notice] = t ".flash success"
 172     redirect_to edit_account_path
 173   end
 174
 175   ##
 176   # sets a user's status
 177   def set_status
 178     @user.activate! if params[:event] == "activate"
 179     @user.confirm! if params[:event] == "confirm"
 180     @user.unconfirm! if params[:event] == "unconfirm"
 181     @user.hide! if params[:event] == "hide"
 182     @user.unhide! if params[:event] == "unhide"
 183     @user.unsuspend! if params[:event] == "unsuspend"
 184     redirect_to user_path(:display_name => params[:display_name])
 185   end
 186
 187   ##
 188   # omniauth success callback
 189   def auth_success
 190     referer = request.env["omniauth.params"]["referer"]
 191     auth_info = request.env["omniauth.auth"]
 192
 193     provider = auth_info[:provider]
 194     uid = auth_info[:uid]
 195     name = auth_info[:info][:name]
 196     email = auth_info[:info][:email]
 197
 198     email_verified = case provider
 199                      when "openid"
 200                        uid.match(%r{https://www.google.com/accounts/o8/id?(.*)}) ||
 201                        uid.match(%r{https://me.yahoo.com/(.*)})
 202                      when "google", "facebook", "microsoft", "github", "wikipedia"
 203                        true
 204                      else
 205                        false
 206                      end
 207
 208     if settings = session.delete(:new_user_settings)
 209       current_user.auth_provider = provider
 210       current_user.auth_uid = uid
 211
 212       update_user(current_user, settings)
 213
 214       flash.discard
 215
 216       session[:user_errors] = current_user.errors.as_json
 217
 218       redirect_to edit_account_path
 219     else
 220       user = User.find_by(:auth_provider => provider, :auth_uid => uid)
 221
 222       if user.nil? && provider == "google"
 223         openid_url = auth_info[:extra][:id_info]["openid_id"]
 224         user = User.find_by(:auth_provider => "openid", :auth_uid => openid_url) if openid_url
 225         user&.update(:auth_provider => provider, :auth_uid => uid)
 226       end
 227
 228       if user
 229         case user.status
 230         when "pending"
 231           unconfirmed_login(user, referer)
 232         when "active", "confirmed"
 233           successful_login(user, referer)
 234         when "suspended"
 235           failed_login({ :partial => "sessions/suspended_flash" }, user.display_name, referer)
 236         else
 237           failed_login(t("sessions.new.auth failure"), user.display_name, referer)
 238         end
 239       else
 240         email_hmac = UsersController.message_hmac(email) if email_verified && email
 241         redirect_to :action => "new", :nickname => name, :email => email, :email_hmac => email_hmac,
 242                     :auth_provider => provider, :auth_uid => uid, :referer => referer
 243       end
 244     end
 245   end
 246
 247   ##
 248   # omniauth failure callback
 249   def auth_failure
 250     flash[:error] = t(params[:message], :scope => "users.auth_failure", :default => t(".unknown_error"))
 251
 252     origin = safe_referer(params[:origin]) if params[:origin]
 253
 254     redirect_to origin || login_url
 255   end
 256
 257   def self.message_hmac(text)
 258     sha256 = Digest::SHA256.new
 259     sha256 << Rails.application.key_generator.generate_key("openstreetmap/email_address")
 260     sha256 << text
 261     Base64.urlsafe_encode64(sha256.digest)
 262   end
 263
 264   private
 265
 266   def save_new_user(email_hmac, referer = nil)
 267     current_user.data_public = true
 268     current_user.description = "" if current_user.description.nil?
 269     current_user.creation_ip = request.remote_ip
 270     current_user.languages = http_accept_language.user_preferred_languages
 271     current_user.terms_agreed = Time.now.utc
 272     current_user.tou_agreed = Time.now.utc
 273     current_user.terms_seen = true
 274
 275     if current_user.auth_uid.blank?
 276       current_user.auth_provider = nil
 277       current_user.auth_uid = nil
 278     elsif email_hmac && ActiveSupport::SecurityUtils.secure_compare(email_hmac, UsersController.message_hmac(current_user.email))
 279       current_user.activate
 280     end
 281
 282     if current_user.save
 283       SIGNUP_IP_LIMITER&.update(request.remote_ip)
 284       SIGNUP_EMAIL_LIMITER&.update(canonical_email(current_user.email))
 285
 286       flash[:matomo_goal] = Settings.matomo["goals"]["signup"] if defined?(Settings.matomo)
 287
 288       referer = welcome_path(welcome_options(referer))
 289
 290       if current_user.status == "active"
 291         successful_login(current_user, referer)
 292       else
 293         session[:pending_user] = current_user.id
 294         UserMailer.signup_confirm(current_user, current_user.generate_token_for(:new_user), referer).deliver_later
 295         redirect_to :controller => :confirmations, :action => :confirm, :display_name => current_user.display_name
 296       end
 297     else
 298       render :action => "new", :referer => params[:referer]
 299     end
 300   end
 301
 302   def welcome_options(referer = nil)
 303     uri = URI(referer) if referer.present?
 304
 305     return { "oauth_return_url" => uri&.to_s } if uri&.path == oauth_authorization_path
 306
 307     begin
 308       %r{map=(.*)/(.*)/(.*)}.match(uri.fragment) do |m|
 309         editor = Rack::Utils.parse_query(uri.query).slice("editor")
 310         return { "zoom" => m[1], "lat" => m[2], "lon" => m[3] }.merge(editor)
 311       end
 312     rescue StandardError
 313       # Use default
 314     end
 315   end
 316
 317   ##
 318   # ensure that there is a "user" instance variable
 319   def lookup_user_by_name
 320     @user = User.find_by(:display_name => params[:display_name])
 321   rescue ActiveRecord::RecordNotFound
 322     redirect_to :action => "view", :display_name => params[:display_name] unless @user
 323   end
 324
 325   ##
 326   # return permitted user parameters
 327   def user_params
 328     params.require(:user).permit(:email, :display_name,
 329                                  :auth_provider, :auth_uid,
 330                                  :pass_crypt, :pass_crypt_confirmation,
 331                                  :consider_pd)
 332   end
 333
 334   ##
 335   # check signup acls
 336   def check_signup_allowed(email = nil)
 337     domain = if email.nil?
 338                nil
 339              else
 340                email.split("@").last
 341              end
 342
 343     mx_servers = if domain.nil?
 344                    nil
 345                  else
 346                    domain_mx_servers(domain)
 347                  end
 348
 349     return true if Acl.allow_account_creation(request.remote_ip, :domain => domain, :mx => mx_servers)
 350
 351     blocked = Acl.no_account_creation(request.remote_ip, :domain => domain, :mx => mx_servers)
 352
 353     blocked ||= SIGNUP_IP_LIMITER && !SIGNUP_IP_LIMITER.allow?(request.remote_ip)
 354
 355     blocked ||= email && SIGNUP_EMAIL_LIMITER && !SIGNUP_EMAIL_LIMITER.allow?(canonical_email(email))
 356
 357     if blocked
 358       logger.info "Blocked signup from #{request.remote_ip} for #{email}"
 359
 360       render :action => "blocked"
 361     end
 362
 363     !blocked
 364   end
 365 end