File: /storage/v12674/endtheignorance/public_html/wp-content/plugins/wp-site-migrate/helper.php
<?php
if (!defined('ABSPATH') && !defined('MCDATAPATH')) exit;
if (!class_exists('WPEHelper')) :
class WPEHelper {
public static function safePregMatch($pattern, $subject, &$matches = null, $flags = 0, $offset = 0) {
if (!is_string($pattern) || !is_string($subject)) {
return false;
}
return preg_match($pattern, $subject, $matches, $flags, $offset);
}
# XNOTE - The below function assumes valid input
# $array should be an array and $keys should be an array of string, or integer data
public static function filterArray($array, $keys) {
$filteredArray = array();
foreach ($keys as $key) {
if (array_key_exists($key, $array)) {
$filteredArray[$key] = $array[$key];
}
}
return $filteredArray;
}
# XNOTE - The below function assumes valid input
# $array should be an array and $keys should be an array of string, or integer data
public static function digArray($array, $keys) {
if (empty($keys)) {
return null;
}
$curr_array = $array;
foreach ($keys as $key) {
if (is_array($curr_array) && array_key_exists($key, $curr_array)) {
$curr_array = $curr_array[$key];
} else {
return null;
}
}
return $curr_array;
}
public static function arrayKeyFirst($array) {
if (!function_exists('array_key_first')) {
foreach ($array as $key => $value) {
return $key;
}
return null;
}
return array_key_first($array);
}
}
endif;