Merge remote-tracking branch 'upstream/pull/3016'

[rails.git] / app / controllers / users_controller.rb

diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index d18cf188cf669ef002fbc975f6f08d091f697d6f..7f12720a6efeb8c3110f3bbde92be78efb03f0bf 100644 (file)
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -1,27 +1,22 @@
 class UsersController < ApplicationController
 class UsersController < ApplicationController

-  layout "site", :except => [:api_details]
-
-  skip_before_action :verify_authenticity_token, :only => [:api_read, :api_users, :api_details, :api_gpx_files, :auth_success]
-  before_action :disable_terms_redirect, :only => [:terms, :save, :logout, :api_details]
-  before_action :authorize, :only => [:api_details, :api_gpx_files]
-  before_action :authorize_web, :except => [:api_read, :api_users, :api_details, :api_gpx_files]
-  before_action :set_locale, :except => [:api_read, :api_users, :api_details, :api_gpx_files]
-  before_action :require_user, :only => [:account, :go_public, :make_friend, :remove_friend]
+  layout "site"
+
+  skip_before_action :verify_authenticity_token, :only => [:auth_success]
+  before_action :disable_terms_redirect, :only => [:terms, :save, :logout]
+  before_action :authorize_web
+  before_action :set_locale
+  before_action :check_database_readable
+
+  authorize_resource
+

   before_action :require_self, :only => [:account]
   before_action :require_self, :only => [:account]

-  before_action :check_database_readable, :except => [:login, :api_read, :api_users, :api_details, :api_gpx_files]
-  before_action :check_database_writable, :only => [:new, :account, :confirm, :confirm_email, :lost_password, :reset_password, :go_public, :make_friend, :remove_friend]
-  before_action :check_api_readable, :only => [:api_read, :api_users, :api_details, :api_gpx_files]
-  before_action :require_allow_read_prefs, :only => [:api_details]
-  before_action :require_allow_read_gpx, :only => [:api_gpx_files]
+  before_action :check_database_writable, :only => [:new, :account, :confirm, :confirm_email, :lost_password, :reset_password, :go_public]

   before_action :require_cookies, :only => [:new, :login, :confirm]
   before_action :require_cookies, :only => [:new, :login, :confirm]

-  before_action :require_administrator, :only => [:set_status, :delete, :index]
-  around_action :api_call_handle_error, :only => [:api_read, :api_users, :api_details, :api_gpx_files]
-  before_action :lookup_user_by_id, :only => [:api_read]
-  before_action :lookup_user_by_name, :only => [:set_status, :delete]
+  before_action :lookup_user_by_name, :only => [:set_status, :destroy]

   before_action :allow_thirdparty_images, :only => [:show, :account]
 
   def terms
   before_action :allow_thirdparty_images, :only => [:show, :account]
 
   def terms

-    @legale = params[:legale] || OSM.ip_to_country(request.remote_ip) || DEFAULT_LEGALE
+    @legale = params[:legale] || OSM.ip_to_country(request.remote_ip) || Settings.default_legale

     @text = OSM.legal_text_for_country(@legale)
 
     if request.xhr?
     @text = OSM.legal_text_for_country(@legale)
 
     if request.xhr?


@@ -41,23 +36,26 @@ class UsersController < ApplicationController
   def save
     @title = t "users.new.title"
 
   def save
     @title = t "users.new.title"
 

-    if params[:decline]
+    if params[:decline] || !(params[:read_tou] && params[:read_ct])

       if current_user
         current_user.terms_seen = true
 
         flash[:notice] = t("users.new.terms declined", :url => t("users.new.terms declined url")).html_safe if current_user.save
 
         if params[:referer]
       if current_user
         current_user.terms_seen = true
 
         flash[:notice] = t("users.new.terms declined", :url => t("users.new.terms declined url")).html_safe if current_user.save
 
         if params[:referer]

-          redirect_to params[:referer]
+          redirect_to safe_referer(params[:referer])

         else
           redirect_to :action => :account, :display_name => current_user.display_name
         end
         else
           redirect_to :action => :account, :display_name => current_user.display_name
         end

-      else
+      elsif params[:decline]

         redirect_to t("users.terms.declined")
         redirect_to t("users.terms.declined")

+      else
+        redirect_to :action => :terms

       end
     elsif current_user
       unless current_user.terms_agreed?
         current_user.consider_pd = params[:user][:consider_pd]
       end
     elsif current_user
       unless current_user.terms_agreed?
         current_user.consider_pd = params[:user][:consider_pd]

+        current_user.tou_agreed = Time.now.getutc

         current_user.terms_agreed = Time.now.getutc
         current_user.terms_seen = true
 
         current_user.terms_agreed = Time.now.getutc
         current_user.terms_seen = true
 


@@ -65,7 +63,7 @@ class UsersController < ApplicationController
       end
 
       if params[:referer]
       end
 
       if params[:referer]

-        redirect_to params[:referer]
+        redirect_to safe_referer(params[:referer])

       else
         redirect_to :action => :account, :display_name => current_user.display_name
       end
       else
         redirect_to :action => :account, :display_name => current_user.display_name
       end


@@ -78,6 +76,7 @@ class UsersController < ApplicationController
         current_user.creation_ip = request.remote_ip
         current_user.languages = http_accept_language.user_preferred_languages
         current_user.terms_agreed = Time.now.getutc
         current_user.creation_ip = request.remote_ip
         current_user.languages = http_accept_language.user_preferred_languages
         current_user.terms_agreed = Time.now.getutc

+        current_user.tou_agreed = Time.now.getutc

         current_user.terms_seen = true
 
         if current_user.auth_uid.blank?
         current_user.terms_seen = true
 
         if current_user.auth_uid.blank?


@@ -107,7 +106,7 @@ class UsersController < ApplicationController
             successful_login(current_user)
           else
             session[:token] = current_user.tokens.create.token
             successful_login(current_user)
           else
             session[:token] = current_user.tokens.create.token

-            Notifier.signup_confirm(current_user, current_user.tokens.create(:referer => referer)).deliver_now
+            UserMailer.signup_confirm(current_user, current_user.tokens.create(:referer => referer)).deliver_later

             redirect_to :action => "confirm", :display_name => current_user.display_name
           end
         else
             redirect_to :action => "confirm", :display_name => current_user.display_name
           end
         else


@@ -120,6 +119,10 @@ class UsersController < ApplicationController
   def account
     @tokens = current_user.oauth_tokens.authorized
 
   def account
     @tokens = current_user.oauth_tokens.authorized
 

+    append_content_security_policy_directives(
+      :form_action => %w[accounts.google.com *.facebook.com login.live.com github.com meta.wikimedia.org]
+    )
+

     if params[:user] && params[:user][:display_name] && params[:user][:description]
       if params[:user][:auth_provider].blank? ||
          (params[:user][:auth_provider] == current_user.auth_provider &&
     if params[:user] && params[:user][:display_name] && params[:user][:description]
       if params[:user][:auth_provider].blank? ||
          (params[:user][:auth_provider] == current_user.auth_provider &&


@@ -147,18 +150,18 @@ class UsersController < ApplicationController
   def lost_password
     @title = t "users.lost_password.title"
 
   def lost_password
     @title = t "users.lost_password.title"
 

-    if params[:user] && params[:user][:email]
-      user = User.visible.find_by(:email => params[:user][:email])
+    if params[:email]
+      user = User.visible.find_by(:email => params[:email])

 
       if user.nil?
 
       if user.nil?

-        users = User.visible.where("LOWER(email) = LOWER(?)", params[:user][:email])
+        users = User.visible.where("LOWER(email) = LOWER(?)", params[:email])

 
         user = users.first if users.count == 1
       end
 
       if user
         token = user.tokens.create
 
         user = users.first if users.count == 1
       end
 
       if user
         token = user.tokens.create

-        Notifier.lost_password(user, token).deliver_now
+        UserMailer.lost_password(user, token).deliver_later

         flash[:notice] = t "users.lost_password.notice email on way"
         redirect_to :action => "login"
       else
         flash[:notice] = t "users.lost_password.notice email on way"
         redirect_to :action => "login"
       else


@@ -184,6 +187,7 @@ class UsersController < ApplicationController
 
           if current_user.save
             token.destroy
 
           if current_user.save
             token.destroy

+            session[:fingerprint] = current_user.fingerprint

             flash[:notice] = t "users.reset_password.flash changed"
             successful_login(current_user)
           end
             flash[:notice] = t "users.reset_password.flash changed"
             successful_login(current_user)
           end


@@ -199,7 +203,11 @@ class UsersController < ApplicationController
 
   def new
     @title = t "users.new.title"
 
   def new
     @title = t "users.new.title"

-    @referer = params[:referer] || session[:referer]
+    @referer = if params[:referer]
+                 safe_referer(params[:referer])
+               else
+                 session[:referer]
+               end

 
     append_content_security_policy_directives(
       :form_action => %w[accounts.google.com *.facebook.com login.live.com github.com meta.wikimedia.org]
 
     append_content_security_policy_directives(
       :form_action => %w[accounts.google.com *.facebook.com login.live.com github.com meta.wikimedia.org]


@@ -232,7 +240,9 @@ class UsersController < ApplicationController
     self.current_user = User.new(user_params)
 
     if check_signup_allowed(current_user.email)
     self.current_user = User.new(user_params)
 
     if check_signup_allowed(current_user.email)

-      session[:referer] = params[:referer]
+      session[:referer] = safe_referer(params[:referer]) if params[:referer]
+
+      Rails.logger.info "create: #{session[:referer]}"

 
       current_user.status = "pending"
 
 
       current_user.status = "pending"
 


@@ -259,21 +269,18 @@ class UsersController < ApplicationController
   end
 
   def login
   end
 
   def login

-    session[:referer] = params[:referer] if params[:referer]
+    session[:referer] = safe_referer(params[:referer]) if params[:referer]

 
     if params[:username].present? && params[:password].present?
       session[:remember_me] ||= params[:remember_me]
       password_authentication(params[:username], params[:password])
 
     if params[:username].present? && params[:password].present?
       session[:remember_me] ||= params[:remember_me]
       password_authentication(params[:username], params[:password])

-    elsif params[:openid_url].present?
-      session[:remember_me] ||= params[:remember_me_openid]
-      redirect_to auth_url("openid", params[:openid_url], params[:referer])

     end
   end
 
   def logout
     @title = t "users.logout.title"
 
     end
   end
 
   def logout
     @title = t "users.logout.title"
 

-    if params[:session] == session.id
+    if request.post?

       if session[:token]
         token = UserToken.find_by(:token => session[:token])
         token&.destroy
       if session[:token]
         token = UserToken.find_by(:token => session[:token])
         token&.destroy


@@ -282,7 +289,7 @@ class UsersController < ApplicationController
       session.delete(:user)
       session_expires_automatically
       if params[:referer]
       session.delete(:user)
       session_expires_automatically
       if params[:referer]

-        redirect_to params[:referer]
+        redirect_to safe_referer(params[:referer])

       else
         redirect_to :controller => "site", :action => "index"
       end
       else
         redirect_to :controller => "site", :action => "index"
       end


@@ -304,7 +311,7 @@ class UsersController < ApplicationController
         user.email_valid = true
         flash[:notice] = gravatar_status_message(user) if gravatar_enable(user)
         user.save!
         user.email_valid = true
         flash[:notice] = gravatar_status_message(user) if gravatar_enable(user)
         user.save!

-        referer = token.referer
+        referer = safe_referer(token.referer) if token.referer

         token.destroy
 
         if session[:token]
         token.destroy
 
         if session[:token]


@@ -321,6 +328,7 @@ class UsersController < ApplicationController
           token.destroy
 
           session[:user] = user.id
           token.destroy
 
           session[:user] = user.id

+          session[:fingerprint] = user.fingerprint

 
           redirect_to referer || welcome_path
         end
 
           redirect_to referer || welcome_path
         end


@@ -339,8 +347,8 @@ class UsersController < ApplicationController
     if user.nil? || token.nil? || token.user != user
       flash[:error] = t "users.confirm_resend.failure", :name => params[:display_name]
     else
     if user.nil? || token.nil? || token.user != user
       flash[:error] = t "users.confirm_resend.failure", :name => params[:display_name]
     else

-      Notifier.signup_confirm(user, user.tokens.create).deliver_now
-      flash[:notice] = t("users.confirm_resend.success", :email => user.email, :sender => SUPPORT_EMAIL).html_safe
+      UserMailer.signup_confirm(user, user.tokens.create).deliver_later
+      flash[:notice] = t "users.confirm_resend.success_html", :email => user.email, :sender => Settings.support_email

     end
 
     redirect_to :action => "login"
     end
 
     redirect_to :action => "login"


@@ -357,15 +365,16 @@ class UsersController < ApplicationController
         gravatar_enabled = gravatar_enable(current_user)
         if current_user.save
           flash[:notice] = if gravatar_enabled
         gravatar_enabled = gravatar_enable(current_user)
         if current_user.save
           flash[:notice] = if gravatar_enabled

-                             t("users.confirm_email.success") + " " + gravatar_status_message(current_user)
+                             "#{t('users.confirm_email.success')} #{gravatar_status_message(current_user)}"

                            else
                              t("users.confirm_email.success")
                            end
         else
           flash[:errors] = current_user.errors
         end
                            else
                              t("users.confirm_email.success")
                            end
         else
           flash[:errors] = current_user.errors
         end

-        token.destroy
+        current_user.tokens.delete_all

         session[:user] = current_user.id
         session[:user] = current_user.id

+        session[:fingerprint] = current_user.fingerprint

         redirect_to :action => "account", :display_name => current_user.display_name
       elsif token
         flash[:error] = t "users.confirm_email.failure"
         redirect_to :action => "account", :display_name => current_user.display_name
       elsif token
         flash[:error] = t "users.confirm_email.failure"


@@ -376,101 +385,17 @@ class UsersController < ApplicationController
     end
   end
 
     end
   end
 

-  def api_read
-    if @user.visible?
-      render :action => :api_read, :content_type => "text/xml"
-    else
-      head :gone
-    end
-  end
-
-  def api_details
-    @user = current_user
-    render :action => :api_read, :content_type => "text/xml"
-  end
-
-  def api_users
-    raise OSM::APIBadUserInput, "The parameter users is required, and must be of the form users=id[,id[,id...]]" unless params["users"]
-
-    ids = params["users"].split(",").collect(&:to_i)
-
-    raise OSM::APIBadUserInput, "No users were given to search for" if ids.empty?
-
-    @users = User.visible.find(ids)
-
-    render :action => :api_users, :content_type => "text/xml"
-  end
-
-  def api_gpx_files
-    doc = OSM::API.new.get_xml_doc
-    current_user.traces.reload.each do |trace|
-      doc.root << trace.to_xml_node
-    end
-    render :xml => doc.to_s
-  end
-

   def show
     @user = User.find_by(:display_name => params[:display_name])
 
     if @user &&
   def show
     @user = User.find_by(:display_name => params[:display_name])
 
     if @user &&

-       (@user.visible? || (current_user&.administrator?))
+       (@user.visible? || current_user&.administrator?)

       @title = @user.display_name
     else
       render_unknown_user params[:display_name]
     end
   end
 
       @title = @user.display_name
     else
       render_unknown_user params[:display_name]
     end
   end
 

-  def make_friend
-    @new_friend = User.find_by(:display_name => params[:display_name])
-
-    if @new_friend
-      if request.post?
-        friend = Friend.new
-        friend.befriender = current_user
-        friend.befriendee = @new_friend
-        if current_user.is_friends_with?(@new_friend)
-          flash[:warning] = t "users.make_friend.already_a_friend", :name => @new_friend.display_name
-        elsif friend.save
-          flash[:notice] = t "users.make_friend.success", :name => @new_friend.display_name
-          Notifier.friend_notification(friend).deliver_now
-        else
-          friend.add_error(t("users.make_friend.failed", :name => @new_friend.display_name))
-        end
-
-        if params[:referer]
-          redirect_to params[:referer]
-        else
-          redirect_to :action => "show"
-        end
-      end
-    else
-      render_unknown_user params[:display_name]
-    end
-  end
-
-  def remove_friend
-    @friend = User.find_by(:display_name => params[:display_name])
-
-    if @friend
-      if request.post?
-        if current_user.is_friends_with?(@friend)
-          Friend.where(:user_id => current_user.id, :friend_user_id => @friend.id).delete_all
-          flash[:notice] = t "users.remove_friend.success", :name => @friend.display_name
-        else
-          flash[:error] = t "users.remove_friend.not_a_friend", :name => @friend.display_name
-        end
-
-        if params[:referer]
-          redirect_to params[:referer]
-        else
-          redirect_to :action => "show"
-        end
-      end
-    else
-      render_unknown_user params[:display_name]
-    end
-  end
-

   ##
   # sets a user's status
   def set_status
   ##
   # sets a user's status
   def set_status


@@ -481,7 +406,7 @@ class UsersController < ApplicationController
 
   ##
   # delete a user, marking them as deleted and removing personal data
 
   ##
   # delete a user, marking them as deleted and removing personal data

-  def delete
+  def destroy

     @user.delete
     redirect_to user_path(:display_name => params[:display_name])
   end
     @user.delete
     redirect_to user_path(:display_name => params[:display_name])
   end


@@ -557,12 +482,12 @@ class UsersController < ApplicationController
 
       if user
         case user.status
 
       if user
         case user.status

-        when "pending" then
+        when "pending"

           unconfirmed_login(user)
           unconfirmed_login(user)

-        when "active", "confirmed" then
+        when "active", "confirmed"

           successful_login(user, request.env["omniauth.params"]["referer"])
           successful_login(user, request.env["omniauth.params"]["referer"])

-        when "suspended" then
-          failed_login t("users.login.account is suspended", :webmaster => "mailto:#{SUPPORT_EMAIL}").html_safe
+        when "suspended"
+          failed_login t("users.login.account is suspended", :webmaster => "mailto:#{Settings.support_email}").html_safe

         else
           failed_login t("users.login.auth failure")
         end
         else
           failed_login t("users.login.auth failure")
         end


@@ -576,7 +501,7 @@ class UsersController < ApplicationController
   ##
   # omniauth failure callback
   def auth_failure
   ##
   # omniauth failure callback
   def auth_failure

-    flash[:error] = t("users.auth_failure." + params[:message])
+    flash[:error] = t("users.auth_failure.#{params[:message]}")

     redirect_to params[:origin] || login_url
   end
 
     redirect_to params[:origin] || login_url
   end
 


@@ -590,7 +515,7 @@ class UsersController < ApplicationController
     elsif user = User.authenticate(:username => username, :password => password, :pending => true)
       unconfirmed_login(user)
     elsif User.authenticate(:username => username, :password => password, :suspended => true)
     elsif user = User.authenticate(:username => username, :password => password, :pending => true)
       unconfirmed_login(user)
     elsif User.authenticate(:username => username, :password => password, :suspended => true)

-      failed_login t("users.login.account is suspended", :webmaster => "mailto:#{SUPPORT_EMAIL}").html_safe, username
+      failed_login t("users.login.account is suspended", :webmaster => "mailto:#{Settings.support_email}").html_safe, username

     else
       failed_login t("users.login.auth failure"), username
     end
     else
       failed_login t("users.login.auth failure"), username
     end


@@ -606,7 +531,7 @@ class UsersController < ApplicationController
     if referer.nil?
       params[:origin] = request.path
     else
     if referer.nil?
       params[:origin] = request.path
     else

-      params[:origin] = request.path + "?referer=" + CGI.escape(referer)
+      params[:origin] = "#{request.path}?referer=#{CGI.escape(referer)}"

       params[:referer] = referer
     end
 
       params[:referer] = referer
     end
 


@@ -634,6 +559,7 @@ class UsersController < ApplicationController
   # process a successful login
   def successful_login(user, referer = nil)
     session[:user] = user.id
   # process a successful login
   def successful_login(user, referer = nil)
     session[:user] = user.id

+    session[:fingerprint] = user.fingerprint

     session_expires_after 28.days if session[:remember_me]
 
     target = referer || session[:referer] || url_for(:controller => :site, :action => :index)
     session_expires_after 28.days if session[:remember_me]
 
     target = referer || session[:referer] || url_for(:controller => :site, :action => :index)


@@ -644,7 +570,7 @@ class UsersController < ApplicationController
     # - If they have a block on them, show them that.
     # - If they were referred to the login, send them back there.
     # - Otherwise, send them to the home page.
     # - If they have a block on them, show them that.
     # - If they were referred to the login, send them back there.
     # - Otherwise, send them to the home page.

-    if REQUIRE_TERMS_SEEN && !user.terms_seen
+    if !user.terms_seen

       redirect_to :action => :terms, :referer => target
     elsif user.blocked_on_view
       redirect_to user.blocked_on_view, :referer => target
       redirect_to :action => :terms, :referer => target
     elsif user.blocked_on_view
       redirect_to user.blocked_on_view, :referer => target


@@ -697,15 +623,15 @@ class UsersController < ApplicationController
 
     user.languages = params[:user][:languages].split(",")
 
 
     user.languages = params[:user][:languages].split(",")
 

-    case params[:image_action]
-    when "new" then
-      user.image = params[:user][:image]
+    case params[:avatar_action]
+    when "new"
+      user.avatar.attach(params[:user][:avatar])

       user.image_use_gravatar = false
       user.image_use_gravatar = false

-    when "delete" then
-      user.image = nil
+    when "delete"
+      user.avatar.purge_later

       user.image_use_gravatar = false
       user.image_use_gravatar = false

-    when "gravatar" then
-      user.image = nil
+    when "gravatar"
+      user.avatar.purge_later

       user.image_use_gravatar = true
     end
 
       user.image_use_gravatar = true
     end
 


@@ -724,7 +650,9 @@ class UsersController < ApplicationController
     end
 
     if user.save
     end
 
     if user.save

-      set_locale(true)
+      session[:fingerprint] = user.fingerprint
+
+      set_locale(:reset => true)

 
       if user.new_email.blank? || user.new_email == user.email
         flash.now[:notice] = t "users.account.flash update success"
 
       if user.new_email.blank? || user.new_email == user.email
         flash.now[:notice] = t "users.account.flash update success"


@@ -735,7 +663,7 @@ class UsersController < ApplicationController
           flash.now[:notice] = t "users.account.flash update success confirm needed"
 
           begin
           flash.now[:notice] = t "users.account.flash update success confirm needed"
 
           begin

-            Notifier.email_confirm(user, user.tokens.create).deliver_now
+            UserMailer.email_confirm(user, user.tokens.create).deliver_later

           rescue StandardError
             # Ignore errors sending email
           end
           rescue StandardError
             # Ignore errors sending email
           end


@@ -749,35 +677,12 @@ class UsersController < ApplicationController
     end
   end
 
     end
   end
 

-  ##
-  # require that the user is a administrator, or fill out a helpful error message
-  # and return them to the user page.
-  def require_administrator
-    if current_user && !current_user.administrator?
-      flash[:error] = t("users.filter.not_an_administrator")
-
-      if params[:display_name]
-        redirect_to user_path(:display_name => params[:display_name])
-      else
-        redirect_to :action => "login", :referer => request.fullpath
-      end
-    elsif !current_user
-      redirect_to :action => "login", :referer => request.fullpath
-    end
-  end
-

   ##
   # require that the user in the URL is the logged in user
   def require_self
     head :forbidden if params[:display_name] != current_user.display_name
   end
 
   ##
   # require that the user in the URL is the logged in user
   def require_self
     head :forbidden if params[:display_name] != current_user.display_name
   end
 

-  ##
-  # ensure that there is a "user" instance variable
-  def lookup_user_by_id
-    @user = User.find(params[:id])
-  end
-

   ##
   # ensure that there is a "user" instance variable
   def lookup_user_by_name
   ##
   # ensure that there is a "user" instance variable
   def lookup_user_by_name


@@ -812,7 +717,13 @@ class UsersController < ApplicationController
                email.split("@").last
              end
 
                email.split("@").last
              end
 

-    if blocked = Acl.no_account_creation(request.remote_ip, domain)
+    mx_servers = if domain.nil?
+                   nil
+                 else
+                   domain_mx_servers(domain)
+                 end
+
+    if blocked = Acl.no_account_creation(request.remote_ip, :domain => domain, :mx => mx_servers)

       logger.info "Blocked signup from #{request.remote_ip} for #{email}"
 
       render :action => "blocked"
       logger.info "Blocked signup from #{request.remote_ip} for #{email}"
 
       render :action => "blocked"


@@ -821,11 +732,19 @@ class UsersController < ApplicationController
     !blocked
   end
 
     !blocked
   end
 

+  ##
+  # get list of MX servers for a domains
+  def domain_mx_servers(domain)
+    Resolv::DNS.open do |dns|
+      dns.getresources(domain, Resolv::DNS::Resource::IN::MX).collect(&:exchange).collect(&:to_s)
+    end
+  end
+

   ##
   # check if this user has a gravatar and set the user pref is true
   def gravatar_enable(user)
     # code from example https://en.gravatar.com/site/implement/images/ruby/
   ##
   # check if this user has a gravatar and set the user pref is true
   def gravatar_enable(user)
     # code from example https://en.gravatar.com/site/implement/images/ruby/

-    return false if user.image.present?
+    return false if user.avatar.attached?

 
     hash = Digest::MD5.hexdigest(user.email.downcase)
     url = "https://www.gravatar.com/avatar/#{hash}?d=404" # without d=404 we will always get an image back
 
     hash = Digest::MD5.hexdigest(user.email.downcase)
     url = "https://www.gravatar.com/avatar/#{hash}?d=404" # without d=404 we will always get an image back