Convert OpenID authentication to use OmniAuth

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

diff --git a/app/controllers/user_controller.rb b/app/controllers/user_controller.rb
index d380e4c7bc211eb7b3ebd2e7f8f6323007f456d5..b1d6c86f7a9f0d894fed11a2c9018dd00f5732ab 100644 (file)
--- a/app/controllers/user_controller.rb
+++ b/app/controllers/user_controller.rb
@@ -1,95 +1,51 @@
 class UserController < ApplicationController
 class UserController < ApplicationController

-  layout :choose_layout
+  layout "site", :except => [:api_details]

 
 

+  skip_before_filter :verify_authenticity_token, :only => [:api_read, :api_details, :api_gpx_files, :auth_success]

   before_filter :disable_terms_redirect, :only => [:terms, :save, :logout, :api_details]
   before_filter :authorize, :only => [:api_details, :api_gpx_files]
   before_filter :disable_terms_redirect, :only => [:terms, :save, :logout, :api_details]
   before_filter :authorize, :only => [:api_details, :api_gpx_files]

-  before_filter :authorize_web, :except => [:api_details, :api_gpx_files]
-  before_filter :set_locale, :except => [:api_details, :api_gpx_files]
+  before_filter :authorize_web, :except => [:api_read, :api_details, :api_gpx_files]
+  before_filter :set_locale, :except => [:api_read, :api_details, :api_gpx_files]

   before_filter :require_user, :only => [:account, :go_public, :make_friend, :remove_friend]
   before_filter :require_user, :only => [:account, :go_public, :make_friend, :remove_friend]

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

   before_filter :require_allow_read_prefs, :only => [:api_details]
   before_filter :require_allow_read_gpx, :only => [:api_gpx_files]
   before_filter :require_allow_read_prefs, :only => [:api_details]
   before_filter :require_allow_read_gpx, :only => [:api_gpx_files]

-  before_filter :require_cookies, :only => [:login, :confirm]
+  before_filter :require_cookies, :only => [:new, :login, :confirm]

   before_filter :require_administrator, :only => [:set_status, :delete, :list]
   before_filter :require_administrator, :only => [:set_status, :delete, :list]

-  before_filter :lookup_this_user, :only => [:set_status, :delete]
-
-  filter_parameter_logging :password, :pass_crypt, :pass_crypt_confirmation
-
-  cache_sweeper :user_sweeper, :only => [:account, :set_status, :delete], :unless => STATUS == :database_offline
+  around_filter :api_call_handle_error, :only => [:api_read, :api_details, :api_gpx_files]
+  before_filter :lookup_user_by_id, :only => [:api_read]
+  before_filter :lookup_user_by_name, :only => [:set_status, :delete]

 
   def terms
 
   def terms

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

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

-      render :update do |page|
-        page.replace_html "contributorTerms", :partial => "terms"
-      end
-    elsif using_open_id?
-      # The redirect from the OpenID provider reenters here
-      # again and we need to pass the parameters through to
-      # the open_id_authentication function
-      @user = session.delete(:new_user)
-
-      openid_verify(nil, @user) do |user|
-      end
-
-      if @user.openid_url.nil? or @user.invalid?
-        render :action => 'new'
-      else
-        render :action => 'terms'
-      end
+      render :partial => "terms"

     else
     else

-      session[:referer] = params[:referer]
-
-      @title = t 'user.terms.title'
-      @user = User.new(params[:user]) if params[:user]
+      @title = t "user.terms.title"

 
 

-      if params[:user] and params[:user][:openid_url] and @user.pass_crypt.empty?
-        # We are creating an account with OpenID and no password
-        # was specified so create a random one
-        @user.pass_crypt = ActiveSupport::SecureRandom.base64(16) 
-        @user.pass_crypt_confirmation = @user.pass_crypt 
-      end
-
-      if @user
-        if @user.invalid?
-          if @user.new_record?
-            # Something is wrong with a new user, so rerender the form
-            render :action => :new
-          else
-            # Error in existing user, so go to account settings
-            flash[:errors] = @user.errors
-            redirect_to :action => :account, :display_name => @user.display_name
-          end
-        elsif @user.terms_agreed?
-          # Already agreed to terms, so just show settings
-          redirect_to :action => :account, :display_name => @user.display_name
-        elsif params[:user] and params[:user][:openid_url] and not params[:user][:openid_url].empty?
-          # Verify OpenID before moving on
-          session[:new_user] = @user
-          openid_verify(params[:user][:openid_url], @user)
-        end
-      else
-        # Not logged in, so redirect to the login page
-        redirect_to :action => :login, :referer => request.request_uri
+      if @user && @user.terms_agreed?
+        # Already agreed to terms, so just show settings
+        redirect_to :action => :account, :display_name => @user.display_name
+      elsif @user.nil? && session[:new_user].nil?
+        redirect_to :action => :login, :referer => request.fullpath

       end
     end
   end
 
   def save
       end
     end
   end
 
   def save

-    @title = t 'user.new.title'
+    @title = t "user.new.title"

 
 

-    if Acl.find_by_address(request.remote_ip, :conditions => {:k => "no_account_creation"})
-      render :action => 'new'
-    elsif params[:decline]
+    if params[:decline]

       if @user
         @user.terms_seen = true
 
         if @user.save
       if @user
         @user.terms_seen = true
 
         if @user.save

-          flash[:notice] = t 'user.new.terms declined', :url => t('user.new.terms declined url')
+          flash[:notice] = t "user.new.terms declined", :url => t("user.new.terms declined url")

         end
 
         if params[:referer]
         end
 
         if params[:referer]


@@ -98,16 +54,15 @@ class UserController < ApplicationController
           redirect_to :action => :account, :display_name => @user.display_name
         end
       else
           redirect_to :action => :account, :display_name => @user.display_name
         end
       else

-        redirect_to t('user.terms.declined')
+        redirect_to t("user.terms.declined")

       end
     elsif @user
       end
     elsif @user

-      if !@user.terms_agreed?
+      unless @user.terms_agreed?

         @user.consider_pd = params[:user][:consider_pd]
         @user.terms_agreed = Time.now.getutc
         @user.terms_seen = true
         @user.consider_pd = params[:user][:consider_pd]
         @user.terms_agreed = Time.now.getutc
         @user.terms_seen = true

-        if @user.save
-          flash[:notice] = t 'user.new.terms accepted'
-        end
+
+        flash[:notice] = t "user.new.terms accepted" if @user.save

       end
 
       if params[:referer]
       end
 
       if params[:referer]


@@ -116,84 +71,65 @@ class UserController < ApplicationController
         redirect_to :action => :account, :display_name => @user.display_name
       end
     else
         redirect_to :action => :account, :display_name => @user.display_name
       end
     else

-      @user = User.new(params[:user])
-
-      @user.status = "pending"
-      @user.data_public = true
-      @user.description = "" if @user.description.nil?
-      @user.creation_ip = request.remote_ip
-      @user.languages = request.user_preferred_languages
-      @user.terms_agreed = Time.now.getutc
-      @user.terms_seen = true
-      @user.openid_url = nil if @user.openid_url and @user.openid_url.empty?
-      
-      if @user.save
-        flash[:notice] = t 'user.new.flash create success message', :email => @user.email
-        Notifier.deliver_signup_confirm(@user, @user.tokens.create(:referer => session.delete(:referer)))
-        session[:token] = @user.tokens.create.token
-        redirect_to :action => 'login', :referer => params[:referer]
-      else
-        render :action => 'new', :referer => params[:referer]
-      end
-    end
-  end
-
-  def account
-    @title = t 'user.account.title'
-    @tokens = @user.oauth_tokens.find :all, :conditions => 'oauth_tokens.invalidated_at is null and oauth_tokens.authorized_at is not null'
-
-    if params[:user] and params[:user][:display_name] and params[:user][:description]
-      @user.display_name = params[:user][:display_name]
-      @user.new_email = params[:user][:new_email]
+      @user = session.delete(:new_user)

 
 

-      if params[:user][:pass_crypt].length > 0 or params[:user][:pass_crypt_confirmation].length > 0
-        @user.pass_crypt = params[:user][:pass_crypt]
-        @user.pass_crypt_confirmation = params[:user][:pass_crypt_confirmation]
-      end
+      if check_signup_allowed(@user.email)
+        @user.data_public = true
+        @user.description = "" if @user.description.nil?
+        @user.creation_ip = request.remote_ip
+        @user.languages = http_accept_language.user_preferred_languages
+        @user.terms_agreed = Time.now.getutc
+        @user.terms_seen = true
+        @user.openid_url = nil if @user.openid_url && @user.openid_url.empty?

 
 

-      @user.description = params[:user][:description]
-      @user.languages = params[:user][:languages].split(",")
+        if @user.save
+          flash[:piwik_goal] = PIWIK["goals"]["signup"] if defined?(PIWIK)

 
 

-      case params[:image_action]
-        when "new" then @user.image = params[:user][:image]
-        when "delete" then @user.image = nil
-      end
+          referer = welcome_path

 
 

-      @user.home_lat = params[:user][:home_lat]
-      @user.home_lon = params[:user][:home_lon]
+          begin
+            uri = URI(session[:referer])
+            %r{map=(.*)/(.*)/(.*)}.match(uri.fragment) do |m|
+              editor = Rack::Utils.parse_query(uri.query).slice("editor")
+              referer = welcome_path({ "zoom" => m[1],
+                                       "lat" => m[2],
+                                       "lon" => m[3] }.merge(editor))
+            end
+          rescue
+            # Use default
+          end

 
 

-      if params[:user][:preferred_editor] == "default"
-        @user.preferred_editor = nil
-      else
-        @user.preferred_editor = params[:user][:preferred_editor]
+          if @user.status == "active"
+            session[:referer] = referer
+            successful_login(@user)
+          else
+            session[:token] = @user.tokens.create.token
+            Notifier.signup_confirm(@user, @user.tokens.create(:referer => referer)).deliver_now
+            redirect_to :action => "confirm", :display_name => @user.display_name
+          end
+        else
+          render :action => "new", :referer => params[:referer]
+        end

       end
       end

+    end
+  end

 
 

-      @user.openid_url = nil if params[:user][:openid_url].empty?
+  def account
+    @title = t "user.account.title"
+    @tokens = @user.oauth_tokens.authorized

 
 

-      if params[:user][:openid_url].length > 0 and
+    if params[:user] && params[:user][:display_name] && params[:user][:description]
+      if params[:user][:openid_url] &&
+         params[:user][:openid_url].length > 0 &&

          params[:user][:openid_url] != @user.openid_url
         # If the OpenID has changed, we want to check that it is a
         # valid OpenID and one the user has control over before saving
         # it as a password equivalent for the user.
          params[:user][:openid_url] != @user.openid_url
         # If the OpenID has changed, we want to check that it is a
         # valid OpenID and one the user has control over before saving
         # it as a password equivalent for the user.

-        session[:new_user] = @user
-        openid_verify(params[:user][:openid_url], @user)
+        session[:new_user_settings] = params
+        openid_url = openid_expand_url(params[:user][:openid_url])
+        redirect_to auth_path(:provider => "openid", :openid_url => openid_url, :origin => request.path)

       else
       else

-        update_user(@user)
-      end
-    elsif using_open_id?
-      # The redirect from the OpenID provider reenters here
-      # again and we need to pass the parameters through to
-      # the open_id_authentication function
-      @user = session.delete(:new_user)
-      openid_verify(nil, @user) do |user|
-        update_user(user)
-      end
-    else
-      if flash[:errors]
-        flash[:errors].each do |attr,msg|
-          attr = "new_email" if attr == "email" and !@user.new_email.nil?
-          @user.errors.add(attr,msg)
-        end
+        update_user(@user, params)

       end
     end
   end
       end
     end
   end


@@ -201,29 +137,35 @@ class UserController < ApplicationController
   def go_public
     @user.data_public = true
     @user.save
   def go_public
     @user.data_public = true
     @user.save

-    flash[:notice] = t 'user.go_public.flash success'
-    redirect_to :controller => 'user', :action => 'account', :display_name => @user.display_name
+    flash[:notice] = t "user.go_public.flash success"
+    redirect_to :controller => "user", :action => "account", :display_name => @user.display_name

   end
 
   def lost_password
   end
 
   def lost_password

-    @title = t 'user.lost_password.title'
+    @title = t "user.lost_password.title"

 
 

-    if params[:user] and params[:user][:email]
-      user = User.find_by_email(params[:user][:email], :conditions => {:status => ["pending", "active", "confirmed"]})
+    if params[:user] && params[:user][:email]
+      user = User.visible.find_by_email(params[:user][:email])
+
+      if user.nil?
+        users = User.visible.where("LOWER(email) = LOWER(?)", params[:user][:email])
+
+        user = users.first if users.count == 1
+      end

 
       if user
         token = user.tokens.create
 
       if user
         token = user.tokens.create

-        Notifier.deliver_lost_password(user, token)
-        flash[:notice] = t 'user.lost_password.notice email on way'
-        redirect_to :action => 'login'
+        Notifier.lost_password(user, token).deliver_now
+        flash[:notice] = t "user.lost_password.notice email on way"
+        redirect_to :action => "login"

       else
       else

-        flash.now[:error] = t 'user.lost_password.notice email cannot find'
+        flash.now[:error] = t "user.lost_password.notice email cannot find"

       end
     end
   end
 
   def reset_password
       end
     end
   end
 
   def reset_password

-    @title = t 'user.reset_password.title'
+    @title = t "user.reset_password.title"

 
     if params[:token]
       token = UserToken.find_by_token(params[:token])
 
     if params[:token]
       token = UserToken.find_by_token(params[:token])


@@ -239,54 +181,96 @@ class UserController < ApplicationController
 
           if @user.save
             token.destroy
 
           if @user.save
             token.destroy

-            flash[:notice] = t 'user.reset_password.flash changed'
-            redirect_to :action => 'login'
+            flash[:notice] = t "user.reset_password.flash changed"
+            redirect_to :action => "login"

           end
         end
       else
           end
         end
       else

-        flash[:error] = t 'user.reset_password.flash token bad'
-        redirect_to :action => 'lost_password'
+        flash[:error] = t "user.reset_password.flash token bad"
+        redirect_to :action => "lost_password"

       end
       end

+    else
+      render :text => "", :status => :bad_request

     end
   end
 
   def new
     end
   end
 
   def new

-    @title = t 'user.new.title'
+    @title = t "user.new.title"

     @referer = params[:referer] || session[:referer]
 
     @referer = params[:referer] || session[:referer]
 

-    if session[:user]
+    if @user

       # The user is logged in already, so don't show them the signup
       # page, instead send them to the home page
       # The user is logged in already, so don't show them the signup
       # page, instead send them to the home page

-      redirect_to :controller => 'site', :action => 'index'
-    elsif not params['openid'].nil?
-      flash.now[:notice] = t 'user.new.openid association'
+      if @referer
+        redirect_to @referer
+      else
+        redirect_to :controller => "site", :action => "index"
+      end
+    elsif params.key?(:openid)
+      @user = User.new(:email => params[:email],
+                       :email_confirmation => params[:email],
+                       :display_name => params[:nickname],
+                       :openid_url => params[:openid])
+
+      flash.now[:notice] = t "user.new.openid association"
+    else
+      check_signup_allowed
+    end
+  end
+
+  def create
+    @user = User.new(user_params)
+
+    if check_signup_allowed(@user.email)
+      session[:referer] = params[:referer]
+
+      @user.status = "pending"
+
+      if @user.openid_url.present? && @user.pass_crypt.empty?
+        # We are creating an account with OpenID and no password
+        # was specified so create a random one
+        @user.pass_crypt = SecureRandom.base64(16)
+        @user.pass_crypt_confirmation = @user.pass_crypt
+      end
+
+      if @user.invalid?
+        # Something is wrong with a new user, so rerender the form
+        render :action => "new"
+      elsif @user.openid_url.present?
+        # Verify OpenID before moving on
+        session[:new_user] = @user
+        openid_url = openid_expand_url(@user.openid_url)
+        redirect_to auth_path(:provider => "openid", :openid_url => openid_url, :origin => request.path)
+      else
+        # Save the user record
+        session[:new_user] = @user
+        redirect_to :action => :terms
+      end

     end
   end
 
   def login
     end
   end
 
   def login

-    if params[:username] or using_open_id?
-      session[:remember_me] ||= params[:remember_me]
+    if params[:username] || params[:openid_url]

       session[:referer] ||= params[:referer]
 
       session[:referer] ||= params[:referer]
 

-      if using_open_id?
-        openid_authentication(params[:openid_url])
+      if params[:openid_url].present?
+        session[:remember_me] ||= params[:remember_me_openid]
+        openid_url = openid_expand_url(params[:openid_url])
+        redirect_to auth_path(:provider => "openid", :openid_url => openid_url, :origin => request.path)

       else
       else

+        session[:remember_me] ||= params[:remember_me]

         password_authentication(params[:username], params[:password])
       end
         password_authentication(params[:username], params[:password])
       end

-    elsif flash[:notice].nil?
-      flash.now[:notice] =  t 'user.login.notice'

     end
   end
 
   def logout
     end
   end
 
   def logout

-    @title = t 'user.logout.title'
+    @title = t "user.logout.title"

 
     if params[:session] == request.session_options[:id]
       if session[:token]
         token = UserToken.find_by_token(session[:token])
 
     if params[:session] == request.session_options[:id]
       if session[:token]
         token = UserToken.find_by_token(session[:token])

-        if token
-          token.destroy
-        end
+        token.destroy if token

         session.delete(:token)
       end
       session.delete(:user)
         session.delete(:token)
       end
       session.delete(:user)


@@ -294,103 +278,100 @@ class UserController < ApplicationController
       if params[:referer]
         redirect_to params[:referer]
       else
       if params[:referer]
         redirect_to params[:referer]
       else

-        redirect_to :controller => 'site', :action => 'index'
+        redirect_to :controller => "site", :action => "index"

       end
     end
   end
 
   def confirm
     if request.post?
       end
     end
   end
 
   def confirm
     if request.post?

-      if token = UserToken.find_by_token(params[:confirm_string])
-        if token.user.active?
-          flash[:error] = t('user.confirm.already active')
-          redirect_to :action => 'login'
-        else
-          user = token.user
-          user.status = "active"
-          user.email_valid = true
-          user.save!
-          referer = token.referer
-          token.destroy
-
-          if session[:token] 
-            token = UserToken.find_by_token(session[:token])
-            session.delete(:token)
-          else
-            token = nil
-          end
-
-          if token.nil? or token.user != user
-            flash[:notice] = t('user.confirm.success')
-            redirect_to :action => :login, :referer => referer
-          else
-            token.destroy
-
-            session[:user] = user.id
-
-            if referer.nil?
-              flash[:notice] = t('user.confirm.success') + "<br /><br />" + t('user.confirm.before you start')
-              redirect_to :action => :account, :display_name => user.display_name
-            else
-              flash[:notice] = t('user.confirm.success')
-              redirect_to referer
-            end
-          end
-        end
+      token = UserToken.find_by_token(params[:confirm_string])
+      if token && token.user.active?
+        flash[:error] = t("user.confirm.already active")
+        redirect_to :action => "login"
+      elsif !token || token.expired?
+        flash[:error] = t("user.confirm.unknown token")
+        redirect_to :action => "confirm"

       else
       else

-        user = User.find_by_display_name(params[:display_name])
+        user = token.user
+        user.status = "active"
+        user.email_valid = true
+        user.save!
+        referer = token.referer
+        token.destroy

 
 

-        if user and user.active?
-          flash[:error] = t('user.confirm.already active')
-        elsif user
-          flash[:error] = t('user.confirm.unknown token') + t('user.confirm.reconfirm', :reconfirm => url_for(:action => 'confirm_resend', :display_name => params[:display_name]))
+        if session[:token]
+          token = UserToken.find_by_token(session[:token])
+          session.delete(:token)

         else
         else

-          flash[:error] = t('user.confirm.unknown token')
+          token = nil

         end
 
         end
 

-        redirect_to :action => 'login'
+        if token.nil? || token.user != user
+          flash[:notice] = t("user.confirm.success")
+          redirect_to :action => :login, :referer => referer
+        else
+          token.destroy
+
+          session[:user] = user.id
+
+          redirect_to referer || welcome_path
+        end

       end
       end

+    else
+      user = User.find_by_display_name(params[:display_name])
+
+      redirect_to root_path if !user || user.active?

     end
   end
 
   def confirm_resend
     if user = User.find_by_display_name(params[:display_name])
     end
   end
 
   def confirm_resend
     if user = User.find_by_display_name(params[:display_name])

-      Notifier.deliver_signup_confirm(user, user.tokens.create)
-      flash[:notice] = t 'user.confirm_resend.success', :email => user.email
+      Notifier.signup_confirm(user, user.tokens.create).deliver_now
+      flash[:notice] = t "user.confirm_resend.success", :email => user.email

     else
     else

-      flash[:notice] = t 'user.confirm_resend.failure', :name => params[:display_name]
+      flash[:notice] = t "user.confirm_resend.failure", :name => params[:display_name]

     end
 
     end
 

-    redirect_to :action => 'login'
+    redirect_to :action => "login"

   end
 
   def confirm_email
     if request.post?
       token = UserToken.find_by_token(params[:confirm_string])
   end
 
   def confirm_email
     if request.post?
       token = UserToken.find_by_token(params[:confirm_string])

-      if token and token.user.new_email?
+      if token && token.user.new_email?

         @user = token.user
         @user.email = @user.new_email
         @user.new_email = nil
         @user.email_valid = true
         if @user.save
         @user = token.user
         @user.email = @user.new_email
         @user.new_email = nil
         @user.email_valid = true
         if @user.save

-          flash[:notice] = t 'user.confirm_email.success'
+          flash[:notice] = t "user.confirm_email.success"

         else
           flash[:errors] = @user.errors
         end
         token.destroy
         session[:user] = @user.id
         else
           flash[:errors] = @user.errors
         end
         token.destroy
         session[:user] = @user.id

-        redirect_to :action => 'account', :display_name => @user.display_name
+        redirect_to :action => "account", :display_name => @user.display_name

       else
       else

-        flash[:error] = t 'user.confirm_email.failure'
-        redirect_to :action => 'account', :display_name => @user.display_name
+        flash[:error] = t "user.confirm_email.failure"
+        redirect_to :action => "account", :display_name => @user.display_name

       end
     end
   end
 
       end
     end
   end
 

+  def api_read
+    render :text => "", :status => :gone unless @this_user.visible?
+  end
+
+  def api_details
+    @this_user = @user
+    render :action => :api_read
+  end
+

   def api_gpx_files
     doc = OSM::API.new.get_xml_doc
     @user.traces.each do |trace|
   def api_gpx_files
     doc = OSM::API.new.get_xml_doc
     @user.traces.each do |trace|

-      doc.root << trace.to_xml_node() if trace.public? or trace.user == @user
+      doc.root << trace.to_xml_node if trace.public? || trace.user == @user

     end
     render :text => doc.to_s, :content_type => "text/xml"
   end
     end
     render :text => doc.to_s, :content_type => "text/xml"
   end


@@ -398,87 +379,94 @@ class UserController < ApplicationController
   def view
     @this_user = User.find_by_display_name(params[:display_name])
 
   def view
     @this_user = User.find_by_display_name(params[:display_name])
 

-    if @this_user and
-       (@this_user.visible? or (@user and @user.administrator?))
+    if @this_user &&
+       (@this_user.visible? || (@user && @user.administrator?))

       @title = @this_user.display_name
     else
       @title = @this_user.display_name
     else

-      @title = t 'user.no_such_user.title'
-      @not_found_user = params[:display_name]
-      render :action => 'no_such_user', :status => :not_found
+      render_unknown_user params[:display_name]

     end
   end
 
   def make_friend
     end
   end
 
   def make_friend

-    if params[:display_name]
-      name = params[:display_name]
-      new_friend = User.find_by_display_name(name, :conditions => {:status => ["active", "confirmed"]})
-      friend = Friend.new
-      friend.user_id = @user.id
-      friend.friend_user_id = new_friend.id
-      unless @user.is_friends_with?(new_friend)
-        if friend.save
-          flash[:notice] = t 'user.make_friend.success', :name => name
-          Notifier.deliver_friend_notification(friend)
+    @new_friend = User.find_by_display_name(params[:display_name])
+
+    if @new_friend
+      if request.post?
+        friend = Friend.new
+        friend.user_id = @user.id
+        friend.friend_user_id = @new_friend.id
+        if @user.is_friends_with?(@new_friend)
+          flash[:warning] = t "user.make_friend.already_a_friend", :name => @new_friend.display_name

         else
         else

-          friend.add_error(t('user.make_friend.failed', :name => name))
+          if friend.save
+            flash[:notice] = t "user.make_friend.success", :name => @new_friend.display_name
+            Notifier.friend_notification(friend).deliver_now
+          else
+            friend.add_error(t("user.make_friend.failed", :name => @new_friend.display_name))
+          end

         end
         end

-      else
-        flash[:warning] = t 'user.make_friend.already_a_friend', :name => name
-      end

 
 

-      if params[:referer]
-        redirect_to params[:referer]
-      else
-        redirect_to :controller => 'user', :action => 'view'
+        if params[:referer]
+          redirect_to params[:referer]
+        else
+          redirect_to :controller => "user", :action => "view"
+        end

       end
       end

+    else
+      render_unknown_user params[:display_name]

     end
   end
 
   def remove_friend
     end
   end
 
   def remove_friend

-    if params[:display_name]
-      name = params[:display_name]
-      friend = User.find_by_display_name(name, :conditions => {:status => ["active", "confirmed"]})
-      if @user.is_friends_with?(friend)
-        Friend.delete_all "user_id = #{@user.id} AND friend_user_id = #{friend.id}"
-        flash[:notice] = t 'user.remove_friend.success', :name => friend.display_name
-      else
-        flash[:error] = t 'user.remove_friend.not_a_friend', :name => friend.display_name
-      end
+    @friend = User.find_by_display_name(params[:display_name])

 
 

-      if params[:referer]
-        redirect_to params[:referer]
-      else
-        redirect_to :controller => 'user', :action => 'view'
+    if @friend
+      if request.post?
+        if @user.is_friends_with?(@friend)
+          Friend.delete_all "user_id = #{@user.id} AND friend_user_id = #{@friend.id}"
+          flash[:notice] = t "user.remove_friend.success", :name => @friend.display_name
+        else
+          flash[:error] = t "user.remove_friend.not_a_friend", :name => @friend.display_name
+        end
+
+        if params[:referer]
+          redirect_to params[:referer]
+        else
+          redirect_to :controller => "user", :action => "view"
+        end

       end
       end

+    else
+      render_unknown_user params[:display_name]

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

-    @this_user.update_attributes(:status => params[:status])
-    redirect_to :controller => 'user', :action => 'view', :display_name => params[:display_name]
+    @this_user.status = params[:status]
+    @this_user.save
+    redirect_to :controller => "user", :action => "view", :display_name => params[:display_name]

   end
 
   ##
   # delete a user, marking them as deleted and removing personal data
   def delete
     @this_user.delete
   end
 
   ##
   # delete a user, marking them as deleted and removing personal data
   def delete
     @this_user.delete

-    redirect_to :controller => 'user', :action => 'view', :display_name => params[:display_name]
+    redirect_to :controller => "user", :action => "view", :display_name => params[:display_name]

   end
 
   ##
   # display a list of users matching specified criteria
   def list
     if request.post?
   end
 
   ##
   # display a list of users matching specified criteria
   def list
     if request.post?

-      ids = params[:user].keys.collect { |id| id.to_i }
+      ids = params[:user].keys.collect(&:to_i)

 
       User.update_all("status = 'confirmed'", :id => ids) if params[:confirm]
       User.update_all("status = 'deleted'", :id => ids) if params[:hide]
 
       redirect_to url_for(:status => params[:status], :ip => params[:ip], :page => params[:page])
     else
 
       User.update_all("status = 'confirmed'", :id => ids) if params[:confirm]
       User.update_all("status = 'deleted'", :id => ids) if params[:hide]
 
       redirect_to url_for(:status => params[:status], :ip => params[:ip], :page => params[:page])
     else

-      conditions = Hash.new
+      conditions = {}

       conditions[:status] = params[:status] if params[:status]
       conditions[:creation_ip] = params[:ip] if params[:ip]
 
       conditions[:status] = params[:status] if params[:status]
       conditions[:creation_ip] = params[:ip] if params[:ip]
 


@@ -489,96 +477,65 @@ class UserController < ApplicationController
     end
   end
 
     end
   end
 

-private
-

   ##
   ##

-  # handle password authentication
-  def password_authentication(username, password)
-    if user = User.authenticate(:username => username, :password => password)
-      successful_login(user)
-    elsif user = User.authenticate(:username => username, :password => password, :pending => true)
-      failed_login t('user.login.account not active', :reconfirm => url_for(:action => 'confirm_resend', :display_name => user.display_name))
-    elsif User.authenticate(:username => username, :password => password, :suspended => true)
-      webmaster = link_to t('user.login.webmaster'), "mailto:webmaster@openstreetmap.org"
-      failed_login t('user.login.account suspended', :webmaster => webmaster)
+  # omniauth success callback
+  def auth_success
+    auth_info = env["omniauth.auth"]
+
+    openid_url = auth_info[:uid]
+    name = auth_info[:info][:name]
+    email = auth_info[:info][:email]
+
+    if user = User.find_by_openid_url(openid_url)
+      case user.status
+      when "pending" then
+        unconfirmed_login(user)
+      when "active", "confirmed" then
+        successful_login(user)
+      when "suspended" then
+        failed_login t("user.login.account is suspended", :webmaster => "mailto:webmaster@openstreetmap.org")
+      else
+        failed_login t("user.login.auth failure")
+      end
+    elsif settings = session.delete(:new_user_settings)
+      @user.openid_url = openid_url
+
+      update_user(@user, settings)
+
+      redirect_to :action => "account", :display_name => @user.display_name
+    elsif session[:new_user]
+      session[:new_user].openid_url = openid_url
+
+      if email == session[:new_user].email && openid_email_verified(email)
+        session[:new_user].status = "active"
+      end
+
+      redirect_to :action => "terms"

     else
     else

-      failed_login t('user.login.auth failure')
+      redirect_to :action => "new", :nickname => name, :email => email, :openid => openid_url

     end
   end
 
   ##
     end
   end
 
   ##

-  # handle OpenID authentication
-  def openid_authentication(openid_url)
-    # If we don't appear to have a user for this URL then ask the
-    # provider for some extra information to help with signup
-    if openid_url and User.find_by_openid_url(openid_url)
-      required = nil
-    else
-      required = [:nickname, :email, "http://axschema.org/namePerson/friendly", "http://axschema.org/contact/email"]
-    end
-
-    # Start the authentication
-    authenticate_with_open_id(openid_expand_url(openid_url), :required => required) do |result, identity_url, sreg, ax|
-      if result.successful?
-        # We need to use the openid url passed back from the OpenID provider
-        # rather than the one supplied by the user, as these can be different.
-        #
-        # For example, you can simply enter yahoo.com in the login box rather
-        # than a user specific url. Only once it comes back from the provider
-        # provider do we know the unique address for the user.
-        if user = User.find_by_openid_url(identity_url)
-          case user.status
-            when "pending" then
-              failed_login t('user.login.account not active')
-            when "active", "confirmed" then
-              successful_login(user)
-            when "suspended" then
-              webmaster = link_to t('user.login.webmaster'), "mailto:webmaster@openstreetmap.org"
-              failed_login t('user.login.account suspended', :webmaster => webmaster)
-            else
-              failed_login t('user.login.auth failure')
-          end
-        else
-          # We don't have a user registered to this OpenID, so redirect
-          # to the create account page with username and email filled
-          # in if they have been given by the OpenID provider through
-          # the simple registration protocol.
-          nickname = sreg["nickname"] || ax["http://axschema.org/namePerson/friendly"]
-          email = sreg["email"] || ax["http://axschema.org/contact/email"]
-          redirect_to :controller => 'user', :action => 'new', :nickname => nickname, :email => email, :openid => identity_url
-        end
-      elsif result.missing?
-        failed_login t('user.login.openid missing provider')
-      elsif result.invalid?
-        failed_login t('user.login.openid invalid')
-      else
-        failed_login t('user.login.auth failure')
-      end
-    end
+  # omniauth failure callback
+  def auth_failure
+    flash[:error] = t("user.auth_failure." + params[:message])
+    redirect_to params[:origin]

   end
 
   end
 

+  private
+

   ##
   ##

-  # verify an OpenID URL
-  def openid_verify(openid_url, user)
-    user.openid_url = openid_url
-
-    authenticate_with_open_id(openid_expand_url(openid_url)) do |result, identity_url|
-      if result.successful?
-        # We need to use the openid url passed back from the OpenID provider
-        # rather than the one supplied by the user, as these can be different.
-        #
-        # For example, you can simply enter yahoo.com in the login box rather
-        # than a user specific url. Only once it comes back from the provider
-        # provider do we know the unique address for the user.
-        user.openid_url = identity_url
-        yield user
-      elsif result.missing?
-        flash.now[:error] = t 'user.login.openid missing provider'
-      elsif result.invalid?
-        flash.now[:error] = t 'user.login.openid invalid'
-      else
-        flash.now[:error] = t 'user.login.auth failure'
-      end
+  # handle password authentication
+  def password_authentication(username, password)
+    if user = User.authenticate(:username => username, :password => password)
+      successful_login(user)
+    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("user.login.account is suspended", :webmaster => "mailto:webmaster@openstreetmap.org")
+    else
+      failed_login t("user.login.auth failure")

     end
   end
 
     end
   end
 


@@ -588,22 +545,30 @@ private
   def openid_expand_url(openid_url)
     if openid_url.nil?
       return nil
   def openid_expand_url(openid_url)
     if openid_url.nil?
       return nil

-    elsif openid_url.match(/(.*)gmail.com(\/?)$/) or openid_url.match(/(.*)googlemail.com(\/?)$/)
+    elsif openid_url.match(/(.*)gmail.com(\/?)$/) || openid_url.match(/(.*)googlemail.com(\/?)$/)

       # Special case gmail.com as it is potentially a popular OpenID
       # provider and, unlike yahoo.com, where it works automatically, Google
       # have hidden their OpenID endpoint somewhere obscure this making it
       # somewhat less user friendly.
       # Special case gmail.com as it is potentially a popular OpenID
       # provider and, unlike yahoo.com, where it works automatically, Google
       # have hidden their OpenID endpoint somewhere obscure this making it
       # somewhat less user friendly.

-      return 'https://www.google.com/accounts/o8/id'
+      return "https://www.google.com/accounts/o8/id"

     else
       return openid_url
     end
     else
       return openid_url
     end

-  end  
+  end
+
+  ##
+  # check if we trust an OpenID provider to return a verified
+  # email, so that we can skpi verifying it ourselves
+  def openid_email_verified(openid_url)
+    openid_url.match(%r{https://www.google.com/accounts/o8/id?(.*)}) ||
+      openid_url.match(%r{https://me.yahoo.com/(.*)})
+  end

 
   ##
   # process a successful login
   def successful_login(user)
     session[:user] = user.id
 
   ##
   # process a successful login
   def successful_login(user)
     session[:user] = user.id

-    session_expires_after 1.month if session[:remember_me]
+    session_expires_after 28.days if session[:remember_me]

 
     target = session[:referer] || url_for(:controller => :site, :action => :index)
 
 
     target = session[:referer] || url_for(:controller => :site, :action => :index)
 


@@ -613,7 +578,7 @@ private
     # - 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 and not user.terms_seen
+    if REQUIRE_TERMS_SEEN && !user.terms_seen

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


@@ -630,7 +595,16 @@ private
   def failed_login(message)
     flash[:error] = message
 
   def failed_login(message)
     flash[:error] = message
 

-    redirect_to :action => 'login', :referer =>  session[:referer]
+    redirect_to :action => "login", :referer =>  session[:referer]
+
+    session.delete(:remember_me)
+    session.delete(:referer)
+  end
+
+  ##
+  #
+  def unconfirmed_login(user)
+    redirect_to :action => "confirm", :display_name => user.display_name

 
     session.delete(:remember_me)
     session.delete(:referer)
 
     session.delete(:remember_me)
     session.delete(:referer)


@@ -638,20 +612,67 @@ private
 
   ##
   # update a user's details
 
   ##
   # update a user's details

-  def update_user(user)
+  def update_user(user, params)
+    user.display_name = params[:user][:display_name]
+    user.new_email = params[:user][:new_email]
+
+    if params[:user][:pass_crypt].length > 0 || params[:user][:pass_crypt_confirmation].length > 0
+      user.pass_crypt = params[:user][:pass_crypt]
+      user.pass_crypt_confirmation = params[:user][:pass_crypt_confirmation]
+    end
+
+    if params[:user][:description] != user.description
+      user.description = params[:user][:description]
+      user.description_format = "markdown"
+    end
+
+    user.languages = params[:user][:languages].split(",")
+
+    case params[:image_action]
+    when "new" then
+      user.image = params[:user][:image]
+      user.image_use_gravatar = false
+    when "delete" then
+      user.image = nil
+      user.image_use_gravatar = false
+    when "gravatar" then
+      user.image = nil
+      user.image_use_gravatar = true
+    end
+
+    user.home_lat = params[:user][:home_lat]
+    user.home_lon = params[:user][:home_lon]
+
+    if params[:user][:preferred_editor] == "default"
+      user.preferred_editor = nil
+    else
+      user.preferred_editor = params[:user][:preferred_editor]
+    end
+
+    user.openid_url = nil if params[:user][:openid_url].blank?
+

     if user.save
       set_locale
 
     if user.save
       set_locale
 

-      if user.new_email.nil? or user.new_email.empty?
-        flash.now[:notice] = t 'user.account.flash update success'
+      if user.new_email.blank? || user.new_email == user.email
+        flash.now[:notice] = t "user.account.flash update success"

       else
       else

-        flash.now[:notice] = t 'user.account.flash update success confirm needed'
+        user.email = user.new_email

 
 

-        begin
-          Notifier.deliver_email_confirm(user, user.tokens.create)
-        rescue
-          # Ignore errors sending email
+        if user.valid?
+          flash.now[:notice] = t "user.account.flash update success confirm needed"
+
+          begin
+            Notifier.email_confirm(user, user.tokens.create).deliver_now
+          rescue
+            # Ignore errors sending email
+          end
+        else
+          @user.errors.set(:new_email, @user.errors.get(:email))
+          @user.errors.set(:email, [])

         end
         end

+
+        user.restore_email!

       end
     end
   end
       end
     end
   end


@@ -660,48 +681,71 @@ private
   # require that the user is a administrator, or fill out a helpful error message
   # and return them to the user page.
   def require_administrator
   # 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 @user and not @user.administrator?
-      flash[:error] = t('user.filter.not_an_administrator')
+    if @user && !@user.administrator?
+      flash[:error] = t("user.filter.not_an_administrator")

 
       if params[:display_name]
 
       if params[:display_name]

-        redirect_to :controller => 'user', :action => 'view', :display_name => params[:display_name]
+        redirect_to :controller => "user", :action => "view", :display_name => params[:display_name]

       else
       else

-        redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri
+        redirect_to :controller => "user", :action => "login", :referer => request.fullpath

       end
       end

-    elsif not @user
-      redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri
+    elsif !@user
+      redirect_to :controller => "user", :action => "login", :referer => request.fullpath
+    end
+  end
+
+  ##
+  # require that the user in the URL is the logged in user
+  def require_self
+    if params[:display_name] != @user.display_name
+      render :text => "", :status => :forbidden

     end
   end
 
   ##
   # ensure that there is a "this_user" instance variable
     end
   end
 
   ##
   # ensure that there is a "this_user" instance variable

-  def lookup_this_user
-    @this_user = User.find_by_display_name(params[:display_name])
-  rescue ActiveRecord::RecordNotFound
-    redirect_to :controller => 'user', :action => 'view', :display_name => params[:display_name] unless @this_user
+  def lookup_user_by_id
+    @this_user = User.find(params[:id])

   end
 
   ##
   end
 
   ##

-  # Choose the layout to use. See
-  # https://rails.lighthouseapp.com/projects/8994/tickets/5371-layout-with-onlyexcept-options-makes-other-actions-render-without-layouts
-  def choose_layout
-    oauth_url = url_for(:controller => :oauth, :action => :oauthorize, :only_path => true)
-
-    if [ 'api_details' ].include? action_name
-      nil
-    elsif params[:referer] and URI.parse(params[:referer]).path == oauth_url
-      'slim'
-    else
-      'site'
-    end
+  # ensure that there is a "this_user" instance variable
+  def lookup_user_by_name
+    @this_user = User.find_by_display_name(params[:display_name])
+  rescue ActiveRecord::RecordNotFound
+    redirect_to :controller => "user", :action => "view", :display_name => params[:display_name] unless @this_user

   end
 
   ##
   #
   def disable_terms_redirect
   end
 
   ##
   #
   def disable_terms_redirect

-    # this is necessary otherwise going to the user terms page, when 
+    # this is necessary otherwise going to the user terms page, when

     # having not agreed already would cause an infinite redirect loop.
     # it's .now so that this doesn't propagate to other pages.
     flash.now[:skip_terms] = true
   end
     # having not agreed already would cause an infinite redirect loop.
     # it's .now so that this doesn't propagate to other pages.
     flash.now[:skip_terms] = true
   end

+
+  ##
+  # return permitted user parameters
+  def user_params
+    params.require(:user).permit(:email, :email_confirmation, :display_name, :openid_url, :pass_crypt, :pass_crypt_confirmation)
+  end
+
+  ##
+  # check signup acls
+  def check_signup_allowed(email = nil)
+    if email.nil?
+      domain = nil
+    else
+      domain = email.split("@").last
+    end
+
+    if blocked = Acl.no_account_creation(request.remote_ip, domain)
+      logger.info "Blocked signup from #{request.remote_ip} for #{email}"
+
+      render :action => "blocked"
+    end
+
+    !blocked
+  end

 end
 end