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<?php
namespace Doctrine\Common\Util;
use ArrayIterator;
use ArrayObject;
use DateTimeInterface;
use Doctrine\Common\Collections\Collection;
use Doctrine\Persistence\Proxy;
use stdClass;
use function array_keys;
use function count;
use function end;
use function explode;
use function extension_loaded;
use function get_class;
use function html_entity_decode;
use function ini_get;
use function ini_set;
use function is_array;
use function is_object;
use function method_exists;
use function ob_end_clean;
use function ob_get_contents;
use function ob_start;
use function spl_object_hash;
use function strip_tags;
use function var_dump;
/**
* Static class containing most used debug methods.
*
* @deprecated The Debug class is deprecated, please use symfony/var-dumper instead.
*
* @link www.doctrine-project.org
*/
final class Debug
{
/**
* Private constructor (prevents instantiation).
*/
private function __construct()
{
}
/**
* Prints a dump of the public, protected and private properties of $var.
*
* @link https://xdebug.org/
*
* @param mixed $var The variable to dump.
* @param int $maxDepth The maximum nesting level for object properties.
* @param bool $stripTags Whether output should strip HTML tags.
* @param bool $echo Send the dumped value to the output buffer
*
* @return string
*/
public static function dump($var, $maxDepth = 2, $stripTags = true, $echo = true)
{
$html = ini_get('html_errors');
if ($html !== true) {
ini_set('html_errors', 'on');
}
if (extension_loaded('xdebug')) {
ini_set('xdebug.var_display_max_depth', $maxDepth);
}
$var = self::export($var, $maxDepth);
ob_start();
var_dump($var);
$dump = ob_get_contents();
ob_end_clean();
$dumpText = ($stripTags ? strip_tags(html_entity_decode($dump)) : $dump);
ini_set('html_errors', $html);
if ($echo) {
echo $dumpText;
}
return $dumpText;
}
/**
* @param mixed $var
* @param int $maxDepth
*
* @return mixed
*/
public static function export($var, $maxDepth)
{
$return = null;
$isObj = is_object($var);
if ($var instanceof Collection) {
$var = $var->toArray();
}
if (! $maxDepth) {
return is_object($var) ? get_class($var)
: (is_array($var) ? 'Array(' . count($var) . ')' : $var);
}
if (is_array($var)) {
$return = [];
foreach ($var as $k => $v) {
$return[$k] = self::export($v, $maxDepth - 1);
}
return $return;
}
if (! $isObj) {
return $var;
}
$return = new stdClass();
if ($var instanceof DateTimeInterface) {
$return->__CLASS__ = get_class($var);
$return->date = $var->format('c');
$return->timezone = $var->getTimezone()->getName();
return $return;
}
$return->__CLASS__ = ClassUtils::getClass($var);
if ($var instanceof Proxy) {
$return->__IS_PROXY__ = true;
$return->__PROXY_INITIALIZED__ = $var->__isInitialized();
}
if ($var instanceof ArrayObject || $var instanceof ArrayIterator) {
$return->__STORAGE__ = self::export($var->getArrayCopy(), $maxDepth - 1);
}
return self::fillReturnWithClassAttributes($var, $return, $maxDepth);
}
/**
* Fill the $return variable with class attributes
* Based on obj2array function from {@see https://secure.php.net/manual/en/function.get-object-vars.php#47075}
*
* @param object $var
* @param int $maxDepth
*
* @return mixed
*/
private static function fillReturnWithClassAttributes($var, stdClass $return, $maxDepth)
{
$clone = (array) $var;
foreach (array_keys($clone) as $key) {
$aux = explode("\0", $key);
$name = end($aux);
if ($aux[0] === '') {
$name .= ':' . ($aux[1] === '*' ? 'protected' : $aux[1] . ':private');
}
$return->$name = self::export($clone[$key], $maxDepth - 1);
}
return $return;
}
/**
* Returns a string representation of an object.
*
* @param object $obj
*
* @return string
*/
public static function toString($obj)
{
return method_exists($obj, '__toString') ? (string) $obj : get_class($obj) . '@' . spl_object_hash($obj);
}
}
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