%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* This file is part of the Tracy (https://tracy.nette.org)
* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
*/
declare(strict_types=1);
namespace Tracy\Dumper;
use Ds;
/**
* Exposes internal PHP objects.
* @internal
*/
final class Exposer
{
public static function exposeObject(object $obj, Value $value, Describer $describer): void
{
$tmp = (array) $obj;
$values = $tmp; // bug #79477, PHP < 7.4.6
$props = self::getProperties(get_class($obj));
foreach (array_diff_key($values, $props) as $k => $v) {
$describer->addPropertyTo(
$value,
(string) $k,
$v,
Value::PropertyDynamic,
$describer->getReferenceId($values, $k)
);
}
foreach ($props as $k => [$name, $class, $type]) {
if (array_key_exists($k, $values)) {
$describer->addPropertyTo(
$value,
$name,
$values[$k],
$type,
$describer->getReferenceId($values, $k),
$class
);
} else {
$value->items[] = [
$name,
new Value(Value::TypeText, 'unset'),
$type === Value::PropertyPrivate ? $class : $type,
];
}
}
}
private static function getProperties($class): array
{
static $cache;
if (isset($cache[$class])) {
return $cache[$class];
}
$rc = new \ReflectionClass($class);
$parentProps = $rc->getParentClass() ? self::getProperties($rc->getParentClass()->getName()) : [];
$props = [];
foreach ($rc->getProperties() as $prop) {
$name = $prop->getName();
if ($prop->isStatic() || $prop->getDeclaringClass()->getName() !== $class) {
// nothing
} elseif ($prop->isPrivate()) {
$props["\x00" . $class . "\x00" . $name] = [$name, $class, Value::PropertyPrivate];
} elseif ($prop->isProtected()) {
$props["\x00*\x00" . $name] = [$name, $class, Value::PropertyProtected];
} else {
$props[$name] = [$name, $class, Value::PropertyPublic];
unset($parentProps["\x00*\x00" . $name]);
}
}
return $cache[$class] = $props + $parentProps;
}
public static function exposeClosure(\Closure $obj, Value $value, Describer $describer): void
{
$rc = new \ReflectionFunction($obj);
if ($describer->location) {
$describer->addPropertyTo($value, 'file', $rc->getFileName() . ':' . $rc->getStartLine());
}
$params = [];
foreach ($rc->getParameters() as $param) {
$params[] = '$' . $param->getName();
}
$value->value .= '(' . implode(', ', $params) . ')';
$uses = [];
$useValue = new Value(Value::TypeObject);
$useValue->depth = $value->depth + 1;
foreach ($rc->getStaticVariables() as $name => $v) {
$uses[] = '$' . $name;
$describer->addPropertyTo($useValue, '$' . $name, $v);
}
if ($uses) {
$useValue->value = implode(', ', $uses);
$useValue->collapsed = true;
$value->items[] = ['use', $useValue];
}
}
public static function exposeEnum(\UnitEnum $enum, Value $value, Describer $describer): void
{
$value->value = get_class($enum) . '::' . $enum->name;
if ($enum instanceof \BackedEnum) {
$describer->addPropertyTo($value, 'value', $enum->value);
$value->collapsed = true;
}
}
public static function exposeArrayObject(\ArrayObject $obj, Value $value, Describer $describer): void
{
$flags = $obj->getFlags();
$obj->setFlags(\ArrayObject::STD_PROP_LIST);
self::exposeObject($obj, $value, $describer);
$obj->setFlags($flags);
$describer->addPropertyTo($value, 'storage', $obj->getArrayCopy(), Value::PropertyPrivate, null, \ArrayObject::class);
}
public static function exposeDOMNode(\DOMNode $obj, Value $value, Describer $describer): void
{
$props = preg_match_all('#^\s*\[([^\]]+)\] =>#m', print_r($obj, true), $tmp) ? $tmp[1] : [];
sort($props);
foreach ($props as $p) {
$describer->addPropertyTo($value, $p, $obj->$p, Value::PropertyPublic);
}
}
/**
* @param \DOMNodeList|\DOMNamedNodeMap $obj
*/
public static function exposeDOMNodeList($obj, Value $value, Describer $describer): void
{
$describer->addPropertyTo($value, 'length', $obj->length, Value::PropertyPublic);
$describer->addPropertyTo($value, 'items', iterator_to_array($obj));
}
public static function exposeGenerator(\Generator $gen, Value $value, Describer $describer): void
{
try {
$r = new \ReflectionGenerator($gen);
$describer->addPropertyTo($value, 'file', $r->getExecutingFile() . ':' . $r->getExecutingLine());
$describer->addPropertyTo($value, 'this', $r->getThis());
} catch (\ReflectionException $e) {
$value->value = get_class($gen) . ' (terminated)';
}
}
public static function exposeFiber(\Fiber $fiber, Value $value, Describer $describer): void
{
if ($fiber->isTerminated()) {
$value->value = get_class($fiber) . ' (terminated)';
} elseif (!$fiber->isStarted()) {
$value->value = get_class($fiber) . ' (not started)';
} else {
$r = new \ReflectionFiber($fiber);
$describer->addPropertyTo($value, 'file', $r->getExecutingFile() . ':' . $r->getExecutingLine());
$describer->addPropertyTo($value, 'callable', $r->getCallable());
}
}
public static function exposeSplFileInfo(\SplFileInfo $obj): array
{
return ['path' => $obj->getPathname()];
}
public static function exposeSplObjectStorage(\SplObjectStorage $obj): array
{
$res = [];
foreach (clone $obj as $item) {
$res[] = ['object' => $item, 'data' => $obj[$item]];
}
return $res;
}
public static function exposePhpIncompleteClass(
\__PHP_Incomplete_Class $obj,
Value $value,
Describer $describer
): void
{
$values = (array) $obj;
$class = $values['__PHP_Incomplete_Class_Name'];
unset($values['__PHP_Incomplete_Class_Name']);
foreach ($values as $k => $v) {
$refId = $describer->getReferenceId($values, $k);
if (isset($k[0]) && $k[0] === "\x00") {
$info = explode("\00", $k);
$k = end($info);
$type = $info[1] === '*' ? Value::PropertyProtected : Value::PropertyPrivate;
$decl = $type === Value::PropertyPrivate ? $info[1] : null;
} else {
$type = Value::PropertyPublic;
$k = (string) $k;
$decl = null;
}
$describer->addPropertyTo($value, $k, $v, $type, $refId, $decl);
}
$value->value = $class . ' (Incomplete Class)';
}
public static function exposeDsCollection(
Ds\Collection $obj,
Value $value,
Describer $describer
): void
{
foreach ($obj as $k => $v) {
$describer->addPropertyTo($value, (string) $k, $v, Value::PropertyVirtual);
}
}
public static function exposeDsMap(
Ds\Map $obj,
Value $value,
Describer $describer
): void
{
$i = 0;
foreach ($obj as $k => $v) {
$describer->addPropertyTo($value, (string) $i++, new Ds\Pair($k, $v), Value::PropertyVirtual);
}
}
}
Zerion Mini Shell 1.0