Cacher is the code snippet organizer for pro developers

<?php
/**
 * Gravity Wiz // Gravity Forms // Populate GF Data into WP Job Manager Custom Fields
 *
 * Provides support for mapping a GF multiselect field to a WPJM multiselect field.
 *
 * @version   0.1
 * @author    David Smith <david@gravitywiz.com>
 * @license   GPL-2.0+
 * @link      http://gravitywiz.com/
 *
 * Plugin Name: Gravity Froms to WP Job Manager
 * Plugin URI: http://gravitywiz.com/
 * Description: Provides support for mapping a GF multiselect field to a WPJM multiselect field.
 * Author: Gravity Wiz
 * Version: 0.1
 * Author URI: http://gravitywiz.com
 */
class GW_GF_To_WP_Job_Manager {

	var $post_custom_fields;

    public function __construct( $args = array() ) {

        // set our default arguments, parse against the provided arguments, and store for use throughout the class
        $this->_args = wp_parse_args( $args, array(
            'custom_fields' => array(),
        ) );

        // do version check in the init to make sure if GF is going to be loaded, it is already loaded
        add_action( 'init', array( $this, 'init' ) );

    }

    public function init() {

        add_action( 'gform_post_data', array( $this, 'stash_post_custom_fields_data' ) );
        add_action( 'gform_after_create_post', array( $this, 'populate_custom_fields' ) );

    }

    public function stash_post_custom_fields_data( $post_data ) {
		$this->post_custom_fields = $post_data['post_custom_fields'];
    }

    public function populate_custom_fields( $post_id ) {

	    foreach( $this->_args['custom_fields'] as $custom_field ) {
		    delete_post_meta( $post_id, $custom_field );
		    $value = json_decode( rgar( $this->post_custom_fields, $custom_field ) );
		    update_post_meta( $post_id, $custom_field, $value );
		}

    }

}

# Configuration

new GW_GF_To_WP_Job_Manager( array(
	'custom_fields' => array( '_job_core_skills' ),
) );