Viewing file:  Restorer.php (3.43 KB) -rw-r--r--
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<?php declare(strict_types=1);
/*
* This file is part of sebastian/global-state.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\GlobalState;
use function array_diff;
use function array_key_exists;
use function array_keys;
use function array_merge;
use function in_array;
use function is_array;
use ReflectionClass;
use ReflectionProperty;
final class Restorer
{
public function restoreGlobalVariables(Snapshot $snapshot): void
{
$superGlobalArrays = $snapshot->superGlobalArrays();
foreach ($superGlobalArrays as $superGlobalArray) {
$this->restoreSuperGlobalArray($snapshot, $superGlobalArray);
}
$globalVariables = $snapshot->globalVariables();
foreach (array_keys($GLOBALS) as $key) {
if ($key !== 'GLOBALS' &&
!in_array($key, $superGlobalArrays, true) &&
!$snapshot->excludeList()->isGlobalVariableExcluded($key)) {
if (array_key_exists($key, $globalVariables)) {
$GLOBALS[$key] = $globalVariables[$key];
} else {
unset($GLOBALS[$key]);
}
}
}
}
public function restoreStaticProperties(Snapshot $snapshot): void
{
$current = new Snapshot($snapshot->excludeList(), false, false, false, false, true, false, false, false, false);
$newClasses = array_diff($current->classes(), $snapshot->classes());
unset($current);
foreach ($snapshot->staticProperties() as $className => $staticProperties) {
foreach ($staticProperties as $name => $value) {
$reflector = new ReflectionProperty($className, $name);
$reflector->setValue(null, $value);
}
}
foreach ($newClasses as $className) {
$class = new ReflectionClass($className);
$defaults = $class->getDefaultProperties();
foreach ($class->getProperties() as $property) {
if (!$property->isStatic()) {
continue;
}
$name = $property->getName();
if ($snapshot->excludeList()->isStaticPropertyExcluded($className, $name)) {
continue;
}
if (!isset($defaults[$name])) {
continue;
}
$property->setValue(null, $defaults[$name]);
}
}
}
private function restoreSuperGlobalArray(Snapshot $snapshot, string $superGlobalArray): void
{
$superGlobalVariables = $snapshot->superGlobalVariables();
if (isset($GLOBALS[$superGlobalArray], $superGlobalVariables[$superGlobalArray]) &&
is_array($GLOBALS[$superGlobalArray])) {
$keys = array_keys(
array_merge(
$GLOBALS[$superGlobalArray],
$superGlobalVariables[$superGlobalArray],
),
);
foreach ($keys as $key) {
if (isset($superGlobalVariables[$superGlobalArray][$key])) {
$GLOBALS[$superGlobalArray][$key] = $superGlobalVariables[$superGlobalArray][$key];
} else {
unset($GLOBALS[$superGlobalArray][$key]);
}
}
}
}
}
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