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<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\Common\Proxy;
use Doctrine\Common\Persistence\Mapping\ClassMetadata;
use Doctrine\Common\Proxy\Exception\InvalidArgumentException;
use Doctrine\Common\Proxy\Exception\UnexpectedValueException;
use Doctrine\Common\Util\ClassUtils;
/**
* This factory is used to generate proxy classes.
* It builds proxies from given parameters, a template and class metadata.
*
* @author Marco Pivetta <ocramius@gmail.com>
* @since 2.4
*/
class ProxyGenerator
{
/**
* Used to match very simple id methods that don't need
* to be decorated since the identifier is known.
*/
const PATTERN_MATCH_ID_METHOD = '((public\s+)?(function\s+%s\s*\(\)\s*)\s*{\s*return\s*\$this->%s;\s*})i';
/**
* The namespace that contains all proxy classes.
*
* @var string
*/
private $proxyNamespace;
/**
* The directory that contains all proxy classes.
*
* @var string
*/
private $proxyDirectory;
/**
* Map of callables used to fill in placeholders set in the template.
*
* @var string[]|callable[]
*/
protected $placeholders = [
'baseProxyInterface' => Proxy::class,
'additionalProperties' => '',
];
/**
* Template used as a blueprint to generate proxies.
*
* @var string
*/
protected $proxyClassTemplate = '<?php
namespace <namespace>;
/**
* DO NOT EDIT THIS FILE - IT WAS CREATED BY DOCTRINE\'S PROXY GENERATOR
*/
class <proxyShortClassName> extends \<className> implements \<baseProxyInterface>
{
/**
* @var \Closure the callback responsible for loading properties in the proxy object. This callback is called with
* three parameters, being respectively the proxy object to be initialized, the method that triggered the
* initialization process and an array of ordered parameters that were passed to that method.
*
* @see \Doctrine\Common\Persistence\Proxy::__setInitializer
*/
public $__initializer__;
/**
* @var \Closure the callback responsible of loading properties that need to be copied in the cloned object
*
* @see \Doctrine\Common\Persistence\Proxy::__setCloner
*/
public $__cloner__;
/**
* @var boolean flag indicating if this object was already initialized
*
* @see \Doctrine\Common\Persistence\Proxy::__isInitialized
*/
public $__isInitialized__ = false;
/**
* @var array properties to be lazy loaded, with keys being the property
* names and values being their default values
*
* @see \Doctrine\Common\Persistence\Proxy::__getLazyProperties
*/
public static $lazyPropertiesDefaults = [<lazyPropertiesDefaults>];
<additionalProperties>
<constructorImpl>
<magicGet>
<magicSet>
<magicIsset>
<sleepImpl>
<wakeupImpl>
<cloneImpl>
/**
* Forces initialization of the proxy
*/
public function __load()
{
$this->__initializer__ && $this->__initializer__->__invoke($this, \'__load\', []);
}
/**
* {@inheritDoc}
* @internal generated method: use only when explicitly handling proxy specific loading logic
*/
public function __isInitialized()
{
return $this->__isInitialized__;
}
/**
* {@inheritDoc}
* @internal generated method: use only when explicitly handling proxy specific loading logic
*/
public function __setInitialized($initialized)
{
$this->__isInitialized__ = $initialized;
}
/**
* {@inheritDoc}
* @internal generated method: use only when explicitly handling proxy specific loading logic
*/
public function __setInitializer(\Closure $initializer = null)
{
$this->__initializer__ = $initializer;
}
/**
* {@inheritDoc}
* @internal generated method: use only when explicitly handling proxy specific loading logic
*/
public function __getInitializer()
{
return $this->__initializer__;
}
/**
* {@inheritDoc}
* @internal generated method: use only when explicitly handling proxy specific loading logic
*/
public function __setCloner(\Closure $cloner = null)
{
$this->__cloner__ = $cloner;
}
/**
* {@inheritDoc}
* @internal generated method: use only when explicitly handling proxy specific cloning logic
*/
public function __getCloner()
{
return $this->__cloner__;
}
/**
* {@inheritDoc}
* @internal generated method: use only when explicitly handling proxy specific loading logic
* @static
*/
public function __getLazyProperties()
{
return self::$lazyPropertiesDefaults;
}
<methods>
}
';
/**
* Initializes a new instance of the <tt>ProxyFactory</tt> class that is
* connected to the given <tt>EntityManager</tt>.
*
* @param string $proxyDirectory The directory to use for the proxy classes. It must exist.
* @param string $proxyNamespace The namespace to use for the proxy classes.
*
* @throws InvalidArgumentException
*/
public function __construct($proxyDirectory, $proxyNamespace)
{
if ( ! $proxyDirectory) {
throw InvalidArgumentException::proxyDirectoryRequired();
}
if ( ! $proxyNamespace) {
throw InvalidArgumentException::proxyNamespaceRequired();
}
$this->proxyDirectory = $proxyDirectory;
$this->proxyNamespace = $proxyNamespace;
}
/**
* Sets a placeholder to be replaced in the template.
*
* @param string $name
* @param string|callable $placeholder
*
* @throws InvalidArgumentException
*/
public function setPlaceholder($name, $placeholder)
{
if ( ! is_string($placeholder) && ! is_callable($placeholder)) {
throw InvalidArgumentException::invalidPlaceholder($name);
}
$this->placeholders[$name] = $placeholder;
}
/**
* Sets the base template used to create proxy classes.
*
* @param string $proxyClassTemplate
*/
public function setProxyClassTemplate($proxyClassTemplate)
{
$this->proxyClassTemplate = (string) $proxyClassTemplate;
}
/**
* Generates a proxy class file.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class Metadata for the original class.
* @param string|bool $fileName Filename (full path) for the generated class. If none is given, eval() is used.
*
* @throws UnexpectedValueException
*/
public function generateProxyClass(ClassMetadata $class, $fileName = false)
{
preg_match_all('(<([a-zA-Z]+)>)', $this->proxyClassTemplate, $placeholderMatches);
$placeholderMatches = array_combine($placeholderMatches[0], $placeholderMatches[1]);
$placeholders = [];
foreach ($placeholderMatches as $placeholder => $name) {
$placeholders[$placeholder] = isset($this->placeholders[$name])
? $this->placeholders[$name]
: [$this, 'generate' . $name];
}
foreach ($placeholders as & $placeholder) {
if (is_callable($placeholder)) {
$placeholder = call_user_func($placeholder, $class);
}
}
$proxyCode = strtr($this->proxyClassTemplate, $placeholders);
if ( ! $fileName) {
$proxyClassName = $this->generateNamespace($class) . '\\' . $this->generateProxyShortClassName($class);
if ( ! class_exists($proxyClassName)) {
eval(substr($proxyCode, 5));
}
return;
}
$parentDirectory = dirname($fileName);
if ( ! is_dir($parentDirectory) && (false === @mkdir($parentDirectory, 0775, true))) {
throw UnexpectedValueException::proxyDirectoryNotWritable($this->proxyDirectory);
}
if ( ! is_writable($parentDirectory)) {
throw UnexpectedValueException::proxyDirectoryNotWritable($this->proxyDirectory);
}
$tmpFileName = $fileName . '.' . uniqid('', true);
file_put_contents($tmpFileName, $proxyCode);
@chmod($tmpFileName, 0664);
rename($tmpFileName, $fileName);
}
/**
* Generates the proxy short class name to be used in the template.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateProxyShortClassName(ClassMetadata $class)
{
$proxyClassName = ClassUtils::generateProxyClassName($class->getName(), $this->proxyNamespace);
$parts = explode('\\', strrev($proxyClassName), 2);
return strrev($parts[0]);
}
/**
* Generates the proxy namespace.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateNamespace(ClassMetadata $class)
{
$proxyClassName = ClassUtils::generateProxyClassName($class->getName(), $this->proxyNamespace);
$parts = explode('\\', strrev($proxyClassName), 2);
return strrev($parts[1]);
}
/**
* Generates the original class name.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateClassName(ClassMetadata $class)
{
return ltrim($class->getName(), '\\');
}
/**
* Generates the array representation of lazy loaded public properties and their default values.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateLazyPropertiesDefaults(ClassMetadata $class)
{
$lazyPublicProperties = $this->getLazyLoadedPublicProperties($class);
$values = [];
foreach ($lazyPublicProperties as $key => $value) {
$values[] = var_export($key, true) . ' => ' . var_export($value, true);
}
return implode(', ', $values);
}
/**
* Generates the constructor code (un-setting public lazy loaded properties, setting identifier field values).
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateConstructorImpl(ClassMetadata $class)
{
$constructorImpl = <<<'EOT'
/**
* @param \Closure $initializer
* @param \Closure $cloner
*/
public function __construct($initializer = null, $cloner = null)
{
EOT;
$toUnset = [];
foreach ($this->getLazyLoadedPublicProperties($class) as $lazyPublicProperty => $unused) {
$toUnset[] = '$this->' . $lazyPublicProperty;
}
$constructorImpl .= (empty($toUnset) ? '' : ' unset(' . implode(', ', $toUnset) . ");\n")
. <<<'EOT'
$this->__initializer__ = $initializer;
$this->__cloner__ = $cloner;
}
EOT;
return $constructorImpl;
}
/**
* Generates the magic getter invoked when lazy loaded public properties are requested.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateMagicGet(ClassMetadata $class)
{
$lazyPublicProperties = array_keys($this->getLazyLoadedPublicProperties($class));
$reflectionClass = $class->getReflectionClass();
$hasParentGet = false;
$returnReference = '';
$inheritDoc = '';
if ($reflectionClass->hasMethod('__get')) {
$hasParentGet = true;
$inheritDoc = '{@inheritDoc}';
if ($reflectionClass->getMethod('__get')->returnsReference()) {
$returnReference = '& ';
}
}
if (empty($lazyPublicProperties) && ! $hasParentGet) {
return '';
}
$magicGet = <<<EOT
/**
* $inheritDoc
* @param string \$name
*/
public function {$returnReference}__get(\$name)
{
EOT;
if ( ! empty($lazyPublicProperties)) {
$magicGet .= <<<'EOT'
if (array_key_exists($name, $this->__getLazyProperties())) {
$this->__initializer__ && $this->__initializer__->__invoke($this, '__get', [$name]);
return $this->$name;
}
EOT;
}
if ($hasParentGet) {
$magicGet .= <<<'EOT'
$this->__initializer__ && $this->__initializer__->__invoke($this, '__get', [$name]);
return parent::__get($name);
EOT;
} else {
$magicGet .= <<<'EOT'
trigger_error(sprintf('Undefined property: %s::$%s', __CLASS__, $name), E_USER_NOTICE);
EOT;
}
$magicGet .= " }";
return $magicGet;
}
/**
* Generates the magic setter (currently unused).
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateMagicSet(ClassMetadata $class)
{
$lazyPublicProperties = $this->getLazyLoadedPublicProperties($class);
$hasParentSet = $class->getReflectionClass()->hasMethod('__set');
if (empty($lazyPublicProperties) && ! $hasParentSet) {
return '';
}
$inheritDoc = $hasParentSet ? '{@inheritDoc}' : '';
$magicSet = <<<EOT
/**
* $inheritDoc
* @param string \$name
* @param mixed \$value
*/
public function __set(\$name, \$value)
{
EOT;
if ( ! empty($lazyPublicProperties)) {
$magicSet .= <<<'EOT'
if (array_key_exists($name, $this->__getLazyProperties())) {
$this->__initializer__ && $this->__initializer__->__invoke($this, '__set', [$name, $value]);
$this->$name = $value;
return;
}
EOT;
}
if ($hasParentSet) {
$magicSet .= <<<'EOT'
$this->__initializer__ && $this->__initializer__->__invoke($this, '__set', [$name, $value]);
return parent::__set($name, $value);
EOT;
} else {
$magicSet .= " \$this->\$name = \$value;";
}
$magicSet .= "\n }";
return $magicSet;
}
/**
* Generates the magic issetter invoked when lazy loaded public properties are checked against isset().
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateMagicIsset(ClassMetadata $class)
{
$lazyPublicProperties = array_keys($this->getLazyLoadedPublicProperties($class));
$hasParentIsset = $class->getReflectionClass()->hasMethod('__isset');
if (empty($lazyPublicProperties) && ! $hasParentIsset) {
return '';
}
$inheritDoc = $hasParentIsset ? '{@inheritDoc}' : '';
$magicIsset = <<<EOT
/**
* $inheritDoc
* @param string \$name
* @return boolean
*/
public function __isset(\$name)
{
EOT;
if ( ! empty($lazyPublicProperties)) {
$magicIsset .= <<<'EOT'
if (array_key_exists($name, $this->__getLazyProperties())) {
$this->__initializer__ && $this->__initializer__->__invoke($this, '__isset', [$name]);
return isset($this->$name);
}
EOT;
}
if ($hasParentIsset) {
$magicIsset .= <<<'EOT'
$this->__initializer__ && $this->__initializer__->__invoke($this, '__isset', [$name]);
return parent::__isset($name);
EOT;
} else {
$magicIsset .= " return false;";
}
return $magicIsset . "\n }";
}
/**
* Generates implementation for the `__sleep` method of proxies.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateSleepImpl(ClassMetadata $class)
{
$hasParentSleep = $class->getReflectionClass()->hasMethod('__sleep');
$inheritDoc = $hasParentSleep ? '{@inheritDoc}' : '';
$sleepImpl = <<<EOT
/**
* $inheritDoc
* @return array
*/
public function __sleep()
{
EOT;
if ($hasParentSleep) {
return $sleepImpl . <<<'EOT'
$properties = array_merge(['__isInitialized__'], parent::__sleep());
if ($this->__isInitialized__) {
$properties = array_diff($properties, array_keys($this->__getLazyProperties()));
}
return $properties;
}
EOT;
}
$allProperties = ['__isInitialized__'];
/* @var $prop \ReflectionProperty */
foreach ($class->getReflectionClass()->getProperties() as $prop) {
if ($prop->isStatic()) {
continue;
}
$allProperties[] = $prop->isPrivate()
? "\0" . $prop->getDeclaringClass()->getName() . "\0" . $prop->getName()
: $prop->getName();
}
$lazyPublicProperties = array_keys($this->getLazyLoadedPublicProperties($class));
$protectedProperties = array_diff($allProperties, $lazyPublicProperties);
foreach ($allProperties as &$property) {
$property = var_export($property, true);
}
foreach ($protectedProperties as &$property) {
$property = var_export($property, true);
}
$allProperties = implode(', ', $allProperties);
$protectedProperties = implode(', ', $protectedProperties);
return $sleepImpl . <<<EOT
if (\$this->__isInitialized__) {
return [$allProperties];
}
return [$protectedProperties];
}
EOT;
}
/**
* Generates implementation for the `__wakeup` method of proxies.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateWakeupImpl(ClassMetadata $class)
{
$unsetPublicProperties = [];
$hasWakeup = $class->getReflectionClass()->hasMethod('__wakeup');
foreach (array_keys($this->getLazyLoadedPublicProperties($class)) as $lazyPublicProperty) {
$unsetPublicProperties[] = '$this->' . $lazyPublicProperty;
}
$shortName = $this->generateProxyShortClassName($class);
$inheritDoc = $hasWakeup ? '{@inheritDoc}' : '';
$wakeupImpl = <<<EOT
/**
* $inheritDoc
*/
public function __wakeup()
{
if ( ! \$this->__isInitialized__) {
\$this->__initializer__ = function ($shortName \$proxy) {
\$proxy->__setInitializer(null);
\$proxy->__setCloner(null);
\$existingProperties = get_object_vars(\$proxy);
foreach (\$proxy->__getLazyProperties() as \$property => \$defaultValue) {
if ( ! array_key_exists(\$property, \$existingProperties)) {
\$proxy->\$property = \$defaultValue;
}
}
};
EOT;
if ( ! empty($unsetPublicProperties)) {
$wakeupImpl .= "\n unset(" . implode(', ', $unsetPublicProperties) . ");";
}
$wakeupImpl .= "\n }";
if ($hasWakeup) {
$wakeupImpl .= "\n parent::__wakeup();";
}
$wakeupImpl .= "\n }";
return $wakeupImpl;
}
/**
* Generates implementation for the `__clone` method of proxies.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateCloneImpl(ClassMetadata $class)
{
$hasParentClone = $class->getReflectionClass()->hasMethod('__clone');
$inheritDoc = $hasParentClone ? '{@inheritDoc}' : '';
$callParentClone = $hasParentClone ? "\n parent::__clone();\n" : '';
return <<<EOT
/**
* $inheritDoc
*/
public function __clone()
{
\$this->__cloner__ && \$this->__cloner__->__invoke(\$this, '__clone', []);
$callParentClone }
EOT;
}
/**
* Generates decorated methods by picking those available in the parent class.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return string
*/
private function generateMethods(ClassMetadata $class)
{
$methods = '';
$methodNames = [];
$reflectionMethods = $class->getReflectionClass()->getMethods(\ReflectionMethod::IS_PUBLIC);
$skippedMethods = [
'__sleep' => true,
'__clone' => true,
'__wakeup' => true,
'__get' => true,
'__set' => true,
'__isset' => true,
];
foreach ($reflectionMethods as $method) {
$name = $method->getName();
if (
$method->isConstructor() ||
isset($skippedMethods[strtolower($name)]) ||
isset($methodNames[$name]) ||
$method->isFinal() ||
$method->isStatic() ||
( ! $method->isPublic())
) {
continue;
}
$methodNames[$name] = true;
$methods .= "\n /**\n"
. " * {@inheritDoc}\n"
. " */\n"
. ' public function ';
if ($method->returnsReference()) {
$methods .= '&';
}
$methods .= $name . '(' . $this->buildParametersString($class, $method, $method->getParameters()) . ')';
$methods .= $this->getMethodReturnType($method);
$methods .= "\n" . ' {' . "\n";
if ($this->isShortIdentifierGetter($method, $class)) {
$identifier = lcfirst(substr($name, 3));
$fieldType = $class->getTypeOfField($identifier);
$cast = in_array($fieldType, ['integer', 'smallint']) ? '(int) ' : '';
$methods .= ' if ($this->__isInitialized__ === false) {' . "\n";
$methods .= ' return ' . $cast . ' parent::' . $method->getName() . "();\n";
$methods .= ' }' . "\n\n";
}
$invokeParamsString = implode(', ', $this->getParameterNamesForInvoke($method->getParameters()));
$callParamsString = implode(', ', $this->getParameterNamesForParentCall($method->getParameters()));
$methods .= "\n \$this->__initializer__ "
. "&& \$this->__initializer__->__invoke(\$this, " . var_export($name, true)
. ", [" . $invokeParamsString . "]);"
. "\n\n return parent::" . $name . '(' . $callParamsString . ');'
. "\n" . ' }' . "\n";
}
return $methods;
}
/**
* Generates the Proxy file name.
*
* @param string $className
* @param string $baseDirectory Optional base directory for proxy file name generation.
* If not specified, the directory configured on the Configuration of the
* EntityManager will be used by this factory.
*
* @return string
*/
public function getProxyFileName($className, $baseDirectory = null)
{
$baseDirectory = $baseDirectory ?: $this->proxyDirectory;
return rtrim($baseDirectory, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . Proxy::MARKER
. str_replace('\\', '', $className) . '.php';
}
/**
* Checks if the method is a short identifier getter.
*
* What does this mean? For proxy objects the identifier is already known,
* however accessing the getter for this identifier usually triggers the
* lazy loading, leading to a query that may not be necessary if only the
* ID is interesting for the userland code (for example in views that
* generate links to the entity, but do not display anything else).
*
* @param \ReflectionMethod $method
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return boolean
*/
private function isShortIdentifierGetter($method, ClassMetadata $class)
{
$identifier = lcfirst(substr($method->getName(), 3));
$startLine = $method->getStartLine();
$endLine = $method->getEndLine();
$cheapCheck = (
$method->getNumberOfParameters() == 0
&& substr($method->getName(), 0, 3) == 'get'
&& in_array($identifier, $class->getIdentifier(), true)
&& $class->hasField($identifier)
&& (($endLine - $startLine) <= 4)
);
if ($cheapCheck) {
$code = file($method->getDeclaringClass()->getFileName());
$code = trim(implode(' ', array_slice($code, $startLine - 1, $endLine - $startLine + 1)));
$pattern = sprintf(self::PATTERN_MATCH_ID_METHOD, $method->getName(), $identifier);
if (preg_match($pattern, $code)) {
return true;
}
}
return false;
}
/**
* Generates the list of public properties to be lazy loaded, with their default values.
*
* @param \Doctrine\Common\Persistence\Mapping\ClassMetadata $class
*
* @return mixed[]
*/
private function getLazyLoadedPublicProperties(ClassMetadata $class)
{
$defaultProperties = $class->getReflectionClass()->getDefaultProperties();
$properties = [];
foreach ($class->getReflectionClass()->getProperties(\ReflectionProperty::IS_PUBLIC) as $property) {
$name = $property->getName();
if (($class->hasField($name) || $class->hasAssociation($name)) && ! $class->isIdentifier($name)) {
$properties[$name] = $defaultProperties[$name];
}
}
return $properties;
}
/**
* @param ClassMetadata $class
* @param \ReflectionMethod $method
* @param \ReflectionParameter[] $parameters
*
* @return string
*/
private function buildParametersString(ClassMetadata $class, \ReflectionMethod $method, array $parameters)
{
$parameterDefinitions = [];
/* @var $param \ReflectionParameter */
foreach ($parameters as $param) {
$parameterDefinition = '';
if ($parameterType = $this->getParameterType($class, $method, $param)) {
$parameterDefinition .= $parameterType . ' ';
}
if ($param->isPassedByReference()) {
$parameterDefinition .= '&';
}
if (method_exists($param, 'isVariadic') && $param->isVariadic()) {
$parameterDefinition .= '...';
}
$parameters[] = '$' . $param->getName();
$parameterDefinition .= '$' . $param->getName();
if ($param->isDefaultValueAvailable()) {
$parameterDefinition .= ' = ' . var_export($param->getDefaultValue(), true);
}
$parameterDefinitions[] = $parameterDefinition;
}
return implode(', ', $parameterDefinitions);
}
/**
* @param ClassMetadata $class
* @param \ReflectionMethod $method
* @param \ReflectionParameter $parameter
*
* @return string|null
*/
private function getParameterType(ClassMetadata $class, \ReflectionMethod $method, \ReflectionParameter $parameter)
{
// We need to pick the type hint class too
if ($parameter->isArray()) {
return 'array';
}
if ($parameter->isCallable()) {
return 'callable';
}
if (method_exists($parameter, 'hasType') && $parameter->hasType() && $parameter->getType()->isBuiltin()) {
return (string) $parameter->getType();
}
try {
$parameterClass = $parameter->getClass();
if ($parameterClass) {
return '\\' . $parameterClass->getName();
}
} catch (\ReflectionException $previous) {
throw UnexpectedValueException::invalidParameterTypeHint(
$class->getName(),
$method->getName(),
$parameter->getName(),
$previous
);
}
return null;
}
/**
* @param \ReflectionParameter[] $parameters
*
* @return string[]
*/
private function getParameterNamesForInvoke(array $parameters)
{
return array_map(
function (\ReflectionParameter $parameter) {
return '$' . $parameter->getName();
},
$parameters
);
}
/**
* @param \ReflectionParameter[] $parameters
*
* @return string[]
*/
private function getParameterNamesForParentCall(array $parameters)
{
return array_map(
function (\ReflectionParameter $parameter) {
$name = '';
if (method_exists($parameter, 'isVariadic') && $parameter->isVariadic()) {
$name .= '...';
}
$name .= '$' . $parameter->getName();
return $name;
},
$parameters
);
}
/**
* @Param \ReflectionMethod $method
*
* @return string
*/
private function getMethodReturnType(\ReflectionMethod $method)
{
if (! (method_exists($method, 'hasReturnType') && $method->hasReturnType())) {
return '';
}
$returnType = $method->getReturnType();
if ($returnType->isBuiltin()) {
return ': ' . $returnType;
}
$nameLower = strtolower((string) $returnType);
if ('self' === $nameLower) {
return ': \\' . $method->getDeclaringClass()->getName();
}
if ('parent' === $nameLower) {
return ': \\' . $method->getDeclaringClass()->getParentClass()->getName();
}
return ': \\' . (string) $returnType;
}
}