<?php
/**
* This file is part of the Nette Framework (https://nette.org)
* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
*/
declare(strict_types=1);
namespace Nette\Utils;
use Nette;
/**
* PHP reflection helpers.
*/
final class Reflection
{
use Nette\StaticClass;
/** @deprecated use Nette\Utils\Validator::isBuiltinType() */
public static function isBuiltinType(string $type): bool
{
return Validators::isBuiltinType($type);
}
/** @deprecated use Nette\Utils\Validator::isClassKeyword() */
public static function isClassKeyword(string $name): bool
{
return Validators::isClassKeyword($name);
}
/** @deprecated use native ReflectionParameter::getDefaultValue() */
public static function getParameterDefaultValue(\ReflectionParameter $param): mixed
{
if ($param->isDefaultValueConstant()) {
$const = $orig = $param->getDefaultValueConstantName();
$pair = explode('::', $const);
if (isset($pair[1])) {
$pair[0] = Type::resolve($pair[0], $param);
try {
$rcc = new \ReflectionClassConstant($pair[0], $pair[1]);
} catch (\ReflectionException $e) {
$name = self::toString($param);
throw new \ReflectionException("Unable to resolve constant $orig used as default value of $name.", 0, $e);
}
return $rcc->getValue();
} elseif (!defined($const)) {
$const = substr((string) strrchr($const, '\\'), 1);
if (!defined($const)) {
$name = self::toString($param);
throw new \ReflectionException("Unable to resolve constant $orig used as default value of $name.");
}
}
return constant($const);
}
return $param->getDefaultValue();
}
/**
* Returns a reflection of a class or trait that contains a declaration of given property. Property can also be declared in the trait.
*/
public static function getPropertyDeclaringClass(\ReflectionProperty $prop): \ReflectionClass
{
foreach ($prop->getDeclaringClass()->getTraits() as $trait) {
if ($trait->hasProperty($prop->name)
// doc-comment guessing as workaround for insufficient PHP reflection
&& $trait->getProperty($prop->name)->getDocComment() === $prop->getDocComment()
) {
return self::getPropertyDeclaringClass($trait->getProperty($prop->name));
}
}
return $prop->getDeclaringClass();
}
/**
* Returns a reflection of a method that contains a declaration of $method.
* Usually, each method is its own declaration, but the body of the method can also be in the trait and under a different name.
*/
public static function getMethodDeclaringMethod(\ReflectionMethod $method): \ReflectionMethod
{
// file & line guessing as workaround for insufficient PHP reflection
$decl = $method->getDeclaringClass();
if ($decl->getFileName() === $method->getFileName()
&& $decl->getStartLine() <= $method->getStartLine()
&& $decl->getEndLine() >= $method->getEndLine()
) {
return $method;
}
$hash = [$method->getFileName(), $method->getStartLine(), $method->getEndLine()];
if (($alias = $decl->getTraitAliases()[$method->name] ?? null)
&& ($m = new \ReflectionMethod($alias))
&& $hash === [$m->getFileName(), $m->getStartLine(), $m->getEndLine()]
) {
return self::getMethodDeclaringMethod($m);
}
foreach ($decl->getTraits() as $trait) {
if ($trait->hasMethod($method->name)
&& ($m = $trait->getMethod($method->name))
&& $hash === [$m->getFileName(), $m->getStartLine(), $m->getEndLine()]
) {
return self::getMethodDeclaringMethod($m);
}
}
return $method;
}
/**
* Finds out if reflection has access to PHPdoc comments. Comments may not be available due to the opcode cache.
*/
public static function areCommentsAvailable(): bool
{
static $res;
return $res ?? $res = (bool) (new \ReflectionMethod(__METHOD__))->getDocComment();
}
public static function toString(\Reflector $ref): string
{
if ($ref instanceof \ReflectionClass) {
return $ref->name;
} elseif ($ref instanceof \ReflectionMethod) {
return $ref->getDeclaringClass()->name . '::' . $ref->name . '()';
} elseif ($ref instanceof \ReflectionFunction) {
return $ref->name . '()';
} elseif ($ref instanceof \ReflectionProperty) {
return self::getPropertyDeclaringClass($ref)->name . '::$' . $ref->name;
} elseif ($ref instanceof \ReflectionParameter) {
return '$' . $ref->name . ' in ' . self::toString($ref->getDeclaringFunction());
} else {
throw new Nette\InvalidArgumentException;
}
}
/**
* Expands the name of the class to full name in the given context of given class.
* Thus, it returns how the PHP parser would understand $name if it were written in the body of the class $context.
* @throws Nette\InvalidArgumentException
*/
public static function expandClassName(string $name, \ReflectionClass $context): string
{
$lower = strtolower($name);
if (empty($name)) {
throw new Nette\InvalidArgumentException('Class name must not be empty.');
} elseif (Validators::isBuiltinType($lower)) {
return $lower;
} elseif ($lower === 'self' || $lower === 'static') {
return $context->name;
} elseif ($lower === 'parent') {
return $context->getParentClass()
? $context->getParentClass()->name
: 'parent';
} elseif ($name[0] === '\\') { // fully qualified name
return ltrim($name, '\\');
}
$uses = self::getUseStatements($context);
$parts = explode('\\', $name, 2);
if (isset($uses[$parts[0]])) {
$parts[0] = $uses[$parts[0]];
return implode('\\', $parts);
} elseif ($context->inNamespace()) {
return $context->getNamespaceName() . '\\' . $name;
} else {
return $name;
}
}
/** @return array<string, class-string> of [alias => class] */
public static function getUseStatements(\ReflectionClass $class): array
{
if ($class->isAnonymous()) {
throw new Nette\NotImplementedException('Anonymous classes are not supported.');
}
static $cache = [];
if (!isset($cache[$name = $class->name])) {
if ($class->isInternal()) {
$cache[$name] = [];
} else {
$code = file_get_contents($class->getFileName());
$cache = self::parseUseStatements($code, $name) + $cache;
}
}
return $cache[$name];
}
/**
* Parses PHP code to [class => [alias => class, ...]]
*/
private static function parseUseStatements(string $code, ?string $forClass = null): array
{
try {
$tokens = \PhpToken::tokenize($code, TOKEN_PARSE);
} catch (\ParseError $e) {
trigger_error($e->getMessage(), E_USER_NOTICE);
$tokens = [];
}
$namespace = $class = null;
$classLevel = $level = 0;
$res = $uses = [];
$nameTokens = [T_STRING, T_NS_SEPARATOR, T_NAME_QUALIFIED, T_NAME_FULLY_QUALIFIED];
while ($token = current($tokens)) {
next($tokens);
switch ($token->id) {
case T_NAMESPACE:
$namespace = ltrim(self::fetch($tokens, $nameTokens) . '\\', '\\');
$uses = [];
break;
case T_CLASS:
case T_INTERFACE:
case T_TRAIT:
case PHP_VERSION_ID < 80100
? T_CLASS
: T_ENUM:
if ($name = self::fetch($tokens, T_STRING)) {
$class = $namespace . $name;
$classLevel = $level + 1;
$res[$class] = $uses;
if ($class === $forClass) {
return $res;
}
}
break;
case T_USE:
while (!$class && ($name = self::fetch($tokens, $nameTokens))) {
$name = ltrim($name, '\\');
if (self::fetch($tokens, '{')) {
while ($suffix = self::fetch($tokens, $nameTokens)) {
if (self::fetch($tokens, T_AS)) {
$uses[self::fetch($tokens, T_STRING)] = $name . $suffix;
} else {
$tmp = explode('\\', $suffix);
$uses[end($tmp)] = $name . $suffix;
}
if (!self::fetch($tokens, ',')) {
break;
}
}
} elseif (self::fetch($tokens, T_AS)) {
$uses[self::fetch($tokens, T_STRING)] = $name;
} else {
$tmp = explode('\\', $name);
$uses[end($tmp)] = $name;
}
if (!self::fetch($tokens, ',')) {
break;
}
}
break;
case T_CURLY_OPEN:
case T_DOLLAR_OPEN_CURLY_BRACES:
case ord('{'):
$level++;
break;
case ord('}'):
if ($level === $classLevel) {
$class = $classLevel = 0;
}
$level--;
}
}
return $res;
}
private static function fetch(array &$tokens, string|int|array $take): ?string
{
$res = null;
while ($token = current($tokens)) {
if ($token->is($take)) {
$res .= $token->text;
} elseif (!$token->is([T_DOC_COMMENT, T_WHITESPACE, T_COMMENT])) {
break;
}
next($tokens);
}
return $res;
}
}
About Section
NFC Pay was founded with a vision to transform the way people handle transactions. Our journey is defined by a commitment to innovation, security, and convenience. We strive to deliver seamless, user-friendly payment solutions that make everyday transactions effortless and secure. Our mission is to empower you to pay with ease and confidence, anytime, anywhere.
FAQ Section
Here are answers to some common questions about NFC Pay. We aim to provide clear and concise information to help you understand how our platform works and how it can benefit you. If you have any further inquiries, please don’t hesitate to contact our support team.
Download the app and sign up using your email or phone number, then complete the verification process.
Yes, we use advanced encryption and security protocols to protect your payment details.
Absolutely, you can link multiple debit or credit cards to your wallet.
Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.
Use the “Forgot PIN” feature in the app to reset it following the provided instructions.
Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.
Yes, you can view and track your payment status in the account dashboard