gistfile1.txt

add_action('admin_init', 'generate_activate_customer_email');
function generate_activate_customer_email() {

	if( isset( $_POST['generate_customer_email_activate'] ) ) {
	
		
	 	if( ! check_admin_referer( 'generate_customer_email_nonce', 'generate_customer_email_nonce' ) ) 	
			return; // get out if we didn't click the Activate button

		$generate_customer_email = get_option( 'generate_customer_email' );
		
		global $wp_version;
		
			// First, let's find the products associated with the email
			$response = wp_remote_post(
				'http://myurl.com/api/licenses/check-email.php',
				array(
					'body' => 
					array(
						'generate_action' => 'get_email',
						'email' => $generate_customer_email,
					)
				)
			);
			
			// make sure the response came back okay
			if ( is_wp_error( $response ) )
				return false;

			// Now we have our associated downloads
			$downloads = json_decode(wp_remote_retrieve_body( $response ), true);

			// If downloads exist, validate customer's email address
			// Also store which downloads are purchased in the database - may need them
			if ( !empty( $downloads ) ) :
				update_option( 'generate_purchased_products', $downloads );
				update_option( 'generate_customer_email_status', 'valid' );
			else :
				update_option( 'generate_purchased_products', '' );
				update_option( 'generate_customer_email_status', 'false' );
			endif;
			
			// If downloads exist, let's do something with them
			if ( !empty( $downloads) ) :
				foreach ( $downloads as $download ) {
					$download_name = $download;
					
					// Let's give the server the email and download and get the license for each download back
					$response_get_license = wp_remote_post(
						'http://myurl.com/api/licenses/check-email.php',
						array(
							'body' => 
							array(
								'generate_action' => 'get_license',
								'email' => $generate_customer_email,
								'download' => $download
							)
						)
					);
					
					if ( is_wp_error( $response_get_license ) )
					return false;
					
					// Got our license - time to turn it into a string and send to server to activation
					$licenses = json_decode(wp_remote_retrieve_body( $response_get_license ), true);
					$download_db_name = str_replace(' ','_', $download);
					$download_db_name = strtolower($download_db_name);
					$download_db_name = $download_db_name . '_license';
					$license = implode($licenses,',');
					
					$api_params = array( 
						'edd_action' => 'activate_license', 
						'license' => $license, 
						'item_name' => urlencode( $download ) 
					);

					$license_response = wp_remote_get( add_query_arg( $api_params, 'http://myurl.com' ), array( 'timeout' => 15, 'sslverify' => false ) );

					if ( is_wp_error( $license_response ) )
						return false;

					$license_data = json_decode( wp_remote_retrieve_body( $license_response ) );
					update_option( $download_db_name, $license_data->license );
				}
			endif;

	}
}