<?php /** * Class Tribe__Utils__JSON * * Provides JSON related utility functions. */ class Tribe__Utils__JSON { /** * Recursively escapes quotes and JSON relevant chars in a string to avoid json operation errors. * * The method will recursively escape any string found. * * @param array|string $value Either a string to escape or an array of strings to escape. * * @return array|string Either an array of escaped strings or the escaped string. */ public static function escape_string( $value ) { if ( ! ( is_string( $value ) || is_array( $value ) ) ) { return $value; } if ( is_array( $value ) ) { $escaped = []; foreach ( $value as $key => $subvalue ) { $escaped[ $key ] = self::escape_string( $subvalue ); } return $escaped; } $escapers = [ "\\", "/", "\"", "\n", "\r", "\t", "\x08", "\x0c" ]; $replacements = [ "\\\\", "\\/", "\\\"", "\\n", "\\r", "\\t", "\\f", "\\b" ]; return str_replace( $escapers, $replacements, $value ); } }