Just install and add your API Key and Username to the module settings and this module will automatically hook to your left column and display your aggregated rating and send your order information to Treerating so that we can request reviews about your business.
Tested for Prestashop 1.6
Languages: English, Swedish
Install the plugin and navigate to Settings -> Treerating to add your API Credentials. The plugin will automatically send your customers data to Treerating's API when WooCommerce orders are set to Completed. There is also a Widget available to present your rating.
Tested for Wordpress 4.3.1
Documentation: Wordpress Plugin Page