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<?php
/*******************************************************************************
* Copyright (c) 2019, Code Atlantic LLC
******************************************************************************/
if ( ! defined( 'ABSPATH' ) ) {
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}
/**
* Promise for structuring CSV importers.
*
* @since 1.7.0
*
* @see PUM_Interface_Batch_Importer
*/
interface PUM_Interface_CSV_Importer extends PUM_Interface_Batch_Importer {
/**
* Maps CSV columns to their corresponding import fields.
*
* @param array $import_fields Import fields to map.
*/
public function map_fields( $import_fields = array() );
/**
* Retrieves the CSV columns.
*
* @return array The columns in the CSV.
*/
public function get_columns();
/**
* Maps a single CSV row to the data passed in via init().
*
* @param array $csv_row CSV row data.
*
* @return array CSV row data mapped to form-defined arguments.
*/
public function map_row( $csv_row );
/**
* Retrieves the first row of the CSV.
*
* This is used for showing an example of what the import will look like.
*
* @return array The first row after the header of the CSV.
*/
public function get_first_row();
}