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<?php
/**
* @package Regular Labs Library
* @version 23.9.3039
*
* @author Peter van Westen <info@regularlabs.com>
* @link https://regularlabs.com
* @copyright Copyright © 2023 Regular Labs All Rights Reserved
* @license GNU General Public License version 2 or later
*/
namespace RegularLabs\Library;
defined('_JEXEC') or die;
class ObjectHelper
{
/**
* Change the case of object keys
*
* @param object $object
* @param array $key_format ('camel', 'dash', 'dot', 'underscore')
* @param bool $to_lowercase
*
* @return object
*/
public static function changeKeyCase($object, $format, $to_lowercase = true)
{
return (object) ArrayHelper::applyMethodToKeys(
[$object, $format, $to_lowercase],
'\RegularLabs\Library\StringHelper',
'toCase'
);
}
/**
* Deep clone an object
*
* @param object $object
*
* @return object
*/
public static function clone($object)
{
return unserialize(serialize($object));
}
/**
* Return the value by the object property key
* A list of keys can be given. The first one that is not empty will get returned
*
* @param object $object
* @param string|array $keys
*
* @return mixed
*/
public static function getValue($object, $keys, $default = null)
{
$keys = ArrayHelper::toArray($keys);
foreach ($keys as $key)
{
if (empty($object->{$key}))
{
continue;
}
return $object->{$key};
}
return $default;
}
/**
* Merge 2 objects
*
* @param object $object1
* @param object $object2
*
* @return object
*/
public static function merge($object1, $object2)
{
return (object) array_merge((array) $object1, (array) $object2);
}
/**
* Replace key names
*
* @param object $object
* @param array $replacements
*
* @return object
*/
public static function replaceKeys($object, $replacements, $include_prefixes = false, $prefix_delimiter = '_')
{
$json = json_encode($object);
foreach ($replacements as $to => $froms)
{
if ( ! is_array($froms))
{
$froms = [$froms];
}
foreach ($froms as $from)
{
$json = str_replace(
'"' . $from . '":',
'"' . $to . '":',
$json
);
if ( ! $include_prefixes)
{
continue;
}
$json = RegEx::replace(
'"' . RegEx::quote($from . $prefix_delimiter) . '([^"]+":)',
'"' . $to . $prefix_delimiter . '\1',
$json
);
}
}
return json_decode($json);
}
}