WP_Importer::count_imported_posts( string $importer_name, string $blog_id )

Source

File: wp-admin/includes/class-wp-importer.php

public function count_imported_posts( $importer_name, $blog_id ) {
		global $wpdb;

		$count = 0;

		// Get count of permalinks.
		$meta_key = $importer_name . '_' . $blog_id . '_permalink';
		$sql      = $wpdb->prepare( "SELECT COUNT( post_id ) AS cnt FROM $wpdb->postmeta WHERE meta_key = %s", $meta_key );

		$result = $wpdb->get_results( $sql );

		if ( ! empty( $result ) ) {
			$count = (int) $result[0]->cnt;
		}

		return $count;
	}