Cloudlog/application/migrations/115_add_webadif_api_export.php

<?php

defined('BASEPATH') OR exit('No direct script access allowed');

class Migration_add_webadif_api_export extends CI_Migration {

    public function up()
    {
		if (!$this->db->field_exists('webadifapikey', 'station_profile')) {
			$fields = array(
				'webadifapikey varchar(50) DEFAULT NULL'
			);
			$this->dbforge->add_column('station_profile', $fields);
		}
		if (!$this->db->field_exists('webadifapiurl', 'station_profile')) {
			$fields = array(
				'webadifapiurl varchar(256) DEFAULT NULL'
			);
			$this->dbforge->add_column('station_profile', $fields);
		}
		if (!$this->db->field_exists('webadifrealtime', 'station_profile')) {
			$fields = array(
				'webadifrealtime bool DEFAULT FALSE'
			);
			$this->dbforge->add_column('station_profile', $fields);
		}

		if (!$this->db->field_exists('webadif_upload_date', $this->config->item('table_name'))) {
			$fields = array(
				"webadif_upload_date datetime DEFAULT NULL"
			);
			$this->dbforge->add_column($this->config->item('table_name'), $fields);
		}

		if (!$this->db->field_exists('webadif_upload_status', $this->config->item('table_name'))) {
			$fields = array(
				"webadif_upload_status varchar(1) DEFAULT 'N'"
			);
			$this->dbforge->add_column($this->config->item('table_name'), $fields);
		}

	}

    public function down()
    {
        $this->dbforge->drop_column('station_profile', 'webadifapikey');
		$this->dbforge->drop_column('station_profile', 'webadifapiurl');
		$this->dbforge->drop_column('station_profile', 'webadifrealtime');
		$this->dbforge->drop_column($this->config->item('table_name'), 'webadif_upload_date');
		$this->dbforge->drop_column($this->config->item('table_name'), 'webadif_upload_status');
    }
}