+ ##
+ # display a list of users matching specified criteria
+ def index
+ if request.post?
+ ids = params[:user].keys.collect(&:to_i)
+
+ User.where(:id => ids).update_all(:status => "confirmed") if params[:confirm]
+ User.where(:id => ids).update_all(:status => "deleted") if params[:hide]
+
+ redirect_to url_for(:status => params[:status], :ip => params[:ip], :page => params[:page])
+ else
+ @params = params.permit(:status, :ip, :before, :after)
+
+ users = User.all
+ users = users.where(:status => @params[:status]) if @params[:status]
+ users = users.where(:creation_ip => @params[:ip]) if @params[:ip]
+
+ @users_count = users.count
+ @users, @newer_users_id, @older_users_id = get_page_items(users, :limit => 50)
+ end
+ end
+
+ def show
+ @user = User.find_by(:display_name => params[:display_name])
+
+ if @user &&
+ (@user.visible? || current_user&.administrator?)
+ @title = @user.display_name
+ else
+ render_unknown_user params[:display_name]
+ end
+ end
+
+ def new
+ @title = t ".title"
+ @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]
+ )
+
+ if current_user
+ # The user is logged in already, so don't show them the signup
+ # page, instead send them to the home page
+ redirect_to @referer || { :controller => "site", :action => "index" }
+ elsif params.key?(:auth_provider) && params.key?(:auth_uid)
+ self.current_user = User.new(:email => params[:email],
+ :email_confirmation => params[:email],
+ :display_name => params[:nickname],
+ :auth_provider => params[:auth_provider],
+ :auth_uid => params[:auth_uid])
+
+ flash.now[:notice] = render_to_string :partial => "auth_association"
+ else
+ check_signup_allowed
+
+ self.current_user = User.new
+ end
+ end
+
+ def create
+ self.current_user = User.new(user_params)
+
+ if check_signup_allowed(current_user.email)
+ session[:referer] = safe_referer(params[:referer]) if params[:referer]
+
+ Rails.logger.info "create: #{session[:referer]}"
+
+ if current_user.auth_provider.present? && current_user.pass_crypt.empty?
+ # We are creating an account with external authentication and
+ # no password was specified so create a random one
+ current_user.pass_crypt = SecureRandom.base64(16)
+ current_user.pass_crypt_confirmation = current_user.pass_crypt
+ end
+
+ if current_user.invalid?
+ # Something is wrong with a new user, so rerender the form
+ render :action => "new"
+ elsif current_user.auth_provider.present?
+ # Verify external authenticator before moving on
+ session[:new_user] = current_user.slice("email", "display_name", "pass_crypt", "pass_crypt_confirmation")
+ redirect_to auth_url(current_user.auth_provider, current_user.auth_uid), :status => :temporary_redirect
+ else
+ # Save the user record
+ session[:new_user] = current_user.slice("email", "display_name", "pass_crypt", "pass_crypt_confirmation")
+ redirect_to :action => :terms
+ end
+ end
+ end
+
+ ##
+ # destroy a user, marking them as deleted and removing personal data
+ def destroy
+ @user.soft_destroy!
+ redirect_to user_path(:display_name => params[:display_name])
+ end
+