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WP_Importer::get_imported_comments( string $bid )

Set array with imported comments from WordPress database

Parameters

$bid

(string) (Required)

Return

(array)

Source

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

public function get_imported_comments( $bid ) {
		global $wpdb;

		$hashtable = array();

		$limit  = 100;
		$offset = 0;

		// Grab all comments in chunks.
		do {
			$sql     = $wpdb->prepare( "SELECT comment_ID, comment_agent FROM $wpdb->comments LIMIT %d,%d", $offset, $limit );
			$results = $wpdb->get_results( $sql );

			// Increment offset.
			$offset = ( $limit + $offset );

			if ( ! empty( $results ) ) {
				foreach ( $results as $r ) {
					// Explode comment_agent key.
					list ( $ca_bid, $source_comment_id ) = explode( '-', $r->comment_agent );
					$source_comment_id                   = intval( $source_comment_id );

					// Check if this comment came from this blog.
					if ( $bid == $ca_bid ) {
						$hashtable[ $source_comment_id ] = intval( $r->comment_ID );
					}
				}
			}
		} while ( count( $results ) == $limit );

		// Unset to save memory.
		unset( $results, $r );

		return $hashtable;
	}

Uses

Uses Description
wp-includes/wp-db.php: wpdb::get_results()

Retrieves an entire SQL result set from the database (i.e., many rows).
wp-includes/wp-db.php: wpdb::prepare()

Prepares a SQL query for safe execution.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_importer/get_imported_comments