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.limit(501).count
  42       @users_count = I18n.t("count.at_least_pattern", :count => 500) if @users_count > 500
  43
  44       @users, @newer_users_id, @older_users_id = get_page_items(users, :limit => 50)
  45
  46       render :partial => "page" if turbo_frame_request_id == "pagination"
  47     end
  48   end
  49
  50   def show
  51     @user = User.find_by(:display_name => params[:display_name])
  52
  53     if @user &&
  54        (@user.visible? || current_user&.administrator?)
  55       @title = @user.display_name
  56     else
  57       render_unknown_user params[:display_name]
  58     end
  59   end
  60
  61   def new
  62     @title = t ".title"
  63     @referer = safe_referer(params[:referer])
  64
  65     parse_oauth_referer @referer
  66
  67     if current_user
  68       # The user is logged in already, so don't show them the signup
  69       # page, instead send them to the home page
  70       redirect_to @referer || { :controller => "site", :action => "index" }
  71     elsif params.key?(:auth_provider) && params.key?(:auth_uid)
  72       @email_hmac = params[:email_hmac]
  73
  74       self.current_user = User.new(:email => params[:email],
  75                                    :display_name => params[:nickname],
  76                                    :auth_provider => params[:auth_provider],
  77                                    :auth_uid => params[:auth_uid])
  78
  79       if current_user.valid? || current_user.errors[:email].empty?
  80         flash.now[:notice] = render_to_string :partial => "auth_association"
  81       else
  82         flash.now[:warning] = t ".duplicate_social_email"
  83       end
  84     else
  85       check_signup_allowed
  86
  87       self.current_user = User.new
  88     end
  89   end
  90
  91   def create
  92     self.current_user = User.new(user_params)
  93
  94     if check_signup_allowed(current_user.email)
  95       if current_user.auth_uid.present?
  96         # We are creating an account with external authentication and
  97         # no password was specified so create a random one
  98         current_user.pass_crypt = SecureRandom.base64(16)
  99         current_user.pass_crypt_confirmation = current_user.pass_crypt
 100       end
 101
 102       if current_user.invalid?
 103         # Something is wrong with a new user, so rerender the form
 104         render :action => "new"
 105       else
 106         # Save the user record
 107         save_new_user params[:email_hmac], params[:referer]
 108       end
 109     end
 110   end
 111
 112   ##
 113   # destroy a user, marking them as deleted and removing personal data
 114   def destroy
 115     @user.soft_destroy!
 116     redirect_to user_path(:display_name => params[:display_name])
 117   end
 118
 119   def terms
 120     @legale = params[:legale] || OSM.ip_to_country(request.remote_ip) || Settings.default_legale
 121     @text = OSM.legal_text_for_country(@legale)
 122
 123     if request.xhr?
 124       render :partial => "terms"
 125     else
 126       @title = t ".title"
 127
 128       if current_user&.terms_agreed?
 129         # Already agreed to terms, so just show settings
 130         redirect_to edit_account_path
 131       elsif current_user.nil?
 132         redirect_to login_path(:referer => request.fullpath)
 133       end
 134     end
 135   end
 136
 137   def save
 138     @title = t "users.new.title"
 139
 140     if params[:decline] || !(params[:read_tou] && params[:read_ct])
 141       if current_user
 142         current_user.terms_seen = true
 143
 144         flash[:notice] = { :partial => "users/terms_declined_flash" } if current_user.save
 145
 146         referer = safe_referer(params[:referer]) if params[:referer]
 147
 148         redirect_to referer || edit_account_path
 149       elsif params[:decline]
 150         redirect_to t("users.terms.declined"), :allow_other_host => true
 151       else
 152         redirect_to :action => :terms
 153       end
 154     elsif current_user
 155       unless current_user.terms_agreed?
 156         current_user.consider_pd = params[:user][:consider_pd]
 157         current_user.tou_agreed = Time.now.utc
 158         current_user.terms_agreed = Time.now.utc
 159         current_user.terms_seen = true
 160
 161         flash[:notice] = t "users.new.terms accepted" if current_user.save
 162       end
 163
 164       referer = safe_referer(params[:referer]) if params[:referer]
 165
 166       redirect_to referer || edit_account_path
 167     end
 168   end
 169
 170   def go_public
 171     current_user.data_public = true
 172     current_user.save
 173     flash[:notice] = t ".flash success"
 174     redirect_to edit_account_path
 175   end
 176
 177   ##
 178   # sets a user's status
 179   def set_status
 180     @user.activate! if params[:event] == "activate"
 181     @user.confirm! if params[:event] == "confirm"
 182     @user.unconfirm! if params[:event] == "unconfirm"
 183     @user.hide! if params[:event] == "hide"
 184     @user.unhide! if params[:event] == "unhide"
 185     @user.unsuspend! if params[:event] == "unsuspend"
 186     redirect_to user_path(:display_name => params[:display_name])
 187   end
 188
 189   ##
 190   # omniauth success callback
 191   def auth_success
 192     referer = request.env["omniauth.params"]["referer"]
 193     auth_info = request.env["omniauth.auth"]
 194
 195     provider = auth_info[:provider]
 196     uid = auth_info[:uid]
 197     name = auth_info[:info][:name]
 198     email = auth_info[:info][:email]
 199
 200     email_verified = case provider
 201                      when "openid"
 202                        uid.match(%r{https://www.google.com/accounts/o8/id?(.*)}) ||
 203                        uid.match(%r{https://me.yahoo.com/(.*)})
 204                      when "google", "facebook", "microsoft", "github", "wikipedia"
 205                        true
 206                      else
 207                        false
 208                      end
 209
 210     if settings = session.delete(:new_user_settings)
 211       current_user.auth_provider = provider
 212       current_user.auth_uid = uid
 213
 214       update_user(current_user, settings)
 215
 216       flash.discard
 217
 218       session[:user_errors] = current_user.errors.as_json
 219
 220       redirect_to edit_account_path
 221     else
 222       user = User.find_by(:auth_provider => provider, :auth_uid => uid)
 223
 224       if user.nil? && provider == "google"
 225         openid_url = auth_info[:extra][:id_info]["openid_id"]
 226         user = User.find_by(:auth_provider => "openid", :auth_uid => openid_url) if openid_url
 227         user&.update(:auth_provider => provider, :auth_uid => uid)
 228       end
 229
 230       if user
 231         case user.status
 232         when "pending"
 233           unconfirmed_login(user, referer)
 234         when "active", "confirmed"
 235           successful_login(user, referer)
 236         when "suspended"
 237           failed_login({ :partial => "sessions/suspended_flash" }, user.display_name, referer)
 238         else
 239           failed_login(t("sessions.new.auth failure"), user.display_name, referer)
 240         end
 241       else
 242         email_hmac = UsersController.message_hmac(email) if email_verified && email
 243         redirect_to :action => "new", :nickname => name, :email => email, :email_hmac => email_hmac,
 244                     :auth_provider => provider, :auth_uid => uid, :referer => referer
 245       end
 246     end
 247   end
 248
 249   ##
 250   # omniauth failure callback
 251   def auth_failure
 252     flash[:error] = t(params[:message], :scope => "users.auth_failure", :default => t(".unknown_error"))
 253
 254     origin = safe_referer(params[:origin]) if params[:origin]
 255
 256     redirect_to origin || login_url
 257   end
 258
 259   def self.message_hmac(text)
 260     sha256 = Digest::SHA256.new
 261     sha256 << Rails.application.key_generator.generate_key("openstreetmap/email_address")
 262     sha256 << text
 263     Base64.urlsafe_encode64(sha256.digest)
 264   end
 265
 266   private
 267
 268   def save_new_user(email_hmac, referer = nil)
 269     current_user.data_public = true
 270     current_user.description = "" if current_user.description.nil?
 271     current_user.creation_ip = request.remote_ip
 272     current_user.creation_address = request.remote_ip
 273     current_user.languages = http_accept_language.user_preferred_languages
 274     current_user.terms_agreed = Time.now.utc
 275     current_user.tou_agreed = Time.now.utc
 276     current_user.terms_seen = true
 277
 278     if current_user.auth_uid.blank?
 279       current_user.auth_provider = nil
 280       current_user.auth_uid = nil
 281     elsif email_hmac && ActiveSupport::SecurityUtils.secure_compare(email_hmac, UsersController.message_hmac(current_user.email))
 282       current_user.activate
 283     end
 284
 285     if current_user.save
 286       SIGNUP_IP_LIMITER&.update(request.remote_ip)
 287       SIGNUP_EMAIL_LIMITER&.update(canonical_email(current_user.email))
 288
 289       flash[:matomo_goal] = Settings.matomo["goals"]["signup"] if defined?(Settings.matomo)
 290
 291       referer = welcome_path(welcome_options(referer))
 292
 293       if current_user.status == "active"
 294         successful_login(current_user, referer)
 295       else
 296         session[:pending_user] = current_user.id
 297         UserMailer.signup_confirm(current_user, current_user.generate_token_for(:new_user), referer).deliver_later
 298         redirect_to :controller => :confirmations, :action => :confirm, :display_name => current_user.display_name
 299       end
 300     else
 301       render :action => "new", :referer => params[:referer]
 302     end
 303   end
 304
 305   def welcome_options(referer = nil)
 306     uri = URI(referer) if referer.present?
 307
 308     return { "oauth_return_url" => uri&.to_s } if uri&.path == oauth_authorization_path
 309
 310     begin
 311       %r{map=(.*)/(.*)/(.*)}.match(uri.fragment) do |m|
 312         editor = Rack::Utils.parse_query(uri.query).slice("editor")
 313         return { "zoom" => m[1], "lat" => m[2], "lon" => m[3] }.merge(editor)
 314       end
 315     rescue StandardError
 316       # Use default
 317     end
 318   end
 319
 320   ##
 321   # ensure that there is a "user" instance variable
 322   def lookup_user_by_name
 323     @user = User.find_by(:display_name => params[:display_name])
 324   rescue ActiveRecord::RecordNotFound
 325     redirect_to :action => "view", :display_name => params[:display_name] unless @user
 326   end
 327
 328   ##
 329   # return permitted user parameters
 330   def user_params
 331     params.require(:user).permit(:email, :display_name,
 332                                  :auth_provider, :auth_uid,
 333                                  :pass_crypt, :pass_crypt_confirmation,
 334                                  :consider_pd)
 335   end
 336
 337   ##
 338   # check signup acls
 339   def check_signup_allowed(email = nil)
 340     domain = if email.nil?
 341                nil
 342              else
 343                email.split("@").last
 344              end
 345
 346     mx_servers = if domain.nil?
 347                    nil
 348                  else
 349                    domain_mx_servers(domain)
 350                  end
 351
 352     return true if Acl.allow_account_creation(request.remote_ip, :domain => domain, :mx => mx_servers)
 353
 354     blocked = Acl.no_account_creation(request.remote_ip, :domain => domain, :mx => mx_servers)
 355
 356     blocked ||= SIGNUP_IP_LIMITER && !SIGNUP_IP_LIMITER.allow?(request.remote_ip)
 357
 358     blocked ||= email && SIGNUP_EMAIL_LIMITER && !SIGNUP_EMAIL_LIMITER.allow?(canonical_email(email))
 359
 360     if blocked
 361       logger.info "Blocked signup from #{request.remote_ip} for #{email}"
 362
 363       render :action => "blocked"
 364     end
 365
 366     !blocked
 367   end
 368 end