7b2af50f4a
Historically we used @user for the currently logged in user, but this was changed to `current_user` in 2017.
67 lines
1.8 KiB
Ruby
67 lines
1.8 KiB
Ruby
class UserRolesController < ApplicationController
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layout "site"
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before_action :authorize_web
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before_action :require_user
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before_action :lookup_user
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before_action :require_administrator
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before_action :require_valid_role
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before_action :not_in_role, :only => [:grant]
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before_action :in_role, :only => [:revoke]
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def grant
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@user.roles.create(:role => @role, :granter => current_user)
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redirect_to user_path(@user)
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end
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def revoke
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# checks that administrator role is not revoked from current user
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if current_user == @user && @role == "administrator"
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flash[:error] = t("user_role.filter.not_revoke_admin_current_user")
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else
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UserRole.where(:user_id => @user.id, :role => @role).delete_all
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end
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redirect_to user_path(@user)
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end
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private
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##
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# require that the user is an administrator, or fill out a helpful error message
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# and return them to theuser page.
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def require_administrator
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unless current_user.administrator?
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flash[:error] = t "user_role.filter.not_an_administrator"
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redirect_to user_path(@user)
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end
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end
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##
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# require that the given role is valid. the role is a URL
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# parameter, so should always be present.
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def require_valid_role
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@role = params[:role]
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unless UserRole::ALL_ROLES.include?(@role)
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flash[:error] = t("user_role.filter.not_a_role", :role => @role)
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redirect_to user_path(@user)
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end
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end
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##
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# checks that the user doesn't already have this role
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def not_in_role
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if @user.has_role? @role
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flash[:error] = t("user_role.filter.already_has_role", :role => @role)
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redirect_to user_path(@user)
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end
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end
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##
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# checks that the user already has this role
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def in_role
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unless @user.has_role? @role
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flash[:error] = t("user_role.filter.doesnt_have_role", :role => @role)
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redirect_to user_path(@user)
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end
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end
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end
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