1095 lines
36 KiB
PHP
1095 lines
36 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DependencyInjection\Dumper;
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use Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException;
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use Symfony\Component\DependencyInjection\Variable;
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use Symfony\Component\DependencyInjection\Definition;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\DependencyInjection\Container;
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use Symfony\Component\DependencyInjection\ContainerInterface;
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use Symfony\Component\DependencyInjection\Reference;
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use Symfony\Component\DependencyInjection\Parameter;
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/**
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* PhpDumper dumps a service container as a PHP class.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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* @author Johannes M. Schmitt <schmittjoh@gmail.com>
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*/
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class PhpDumper extends Dumper
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{
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/**
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* Characters that might appear in the generated variable name as first character
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* @var string
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*/
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const FIRST_CHARS = 'abcdefghijklmnopqrstuvwxyz';
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/**
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* Characters that might appear in the generated variable name as any but the first character
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* @var string
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*/
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const NON_FIRST_CHARS = 'abcdefghijklmnopqrstuvwxyz0123456789_';
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private $inlinedDefinitions;
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private $definitionVariables;
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private $referenceVariables;
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private $variableCount;
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private $reservedVariables = array('instance', 'class');
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/**
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* {@inheritDoc}
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*/
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public function __construct(ContainerBuilder $container)
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{
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parent::__construct($container);
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$this->inlinedDefinitions = new \SplObjectStorage;
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}
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/**
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* Dumps the service container as a PHP class.
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*
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* Available options:
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*
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* * class: The class name
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* * base_class: The base class name
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*
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* @param array $options An array of options
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*
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* @return string A PHP class representing of the service container
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*/
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public function dump(array $options = array())
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{
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$options = array_merge(array(
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'class' => 'ProjectServiceContainer',
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'base_class' => 'Container',
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), $options);
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$code = $this->startClass($options['class'], $options['base_class']);
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if ($this->container->isFrozen()) {
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$code .= $this->addFrozenConstructor();
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} else {
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$code .= $this->addConstructor();
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}
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$code .=
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$this->addServices().
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$this->addDefaultParametersMethod().
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$this->endClass()
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;
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return $code;
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}
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/**
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* Generates Service local temp variables.
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*
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* @param string $cId
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* @param string $definition
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* @return string
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*/
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private function addServiceLocalTempVariables($cId, $definition)
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{
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static $template = " \$%s = %s;\n";
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$localDefinitions = array_merge(
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array($definition),
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$this->getInlinedDefinitions($definition)
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);
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$calls = $behavior = array();
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foreach ($localDefinitions as $iDefinition) {
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$this->getServiceCallsFromArguments($iDefinition->getArguments(), $calls, $behavior);
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$this->getServiceCallsFromArguments($iDefinition->getMethodCalls(), $calls, $behavior);
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$this->getServiceCallsFromArguments($iDefinition->getProperties(), $calls, $behavior);
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}
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$code = '';
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foreach ($calls as $id => $callCount) {
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if ('service_container' === $id || $id === $cId) {
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continue;
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}
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if ($callCount > 1) {
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$name = $this->getNextVariableName();
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$this->referenceVariables[$id] = new Variable($name);
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if (ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE === $behavior[$id]) {
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$code .= sprintf($template, $name, $this->getServiceCall($id));
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} else {
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$code .= sprintf($template, $name, $this->getServiceCall($id, new Reference($id, ContainerInterface::NULL_ON_INVALID_REFERENCE)));
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}
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}
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}
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if ('' !== $code) {
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$code .= "\n";
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}
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return $code;
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}
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/**
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* Generates the require_once statement for service includes.
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*
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* @param string $id The service id
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* @param Definition $definition
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* @return string
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*/
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private function addServiceInclude($id, $definition)
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{
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$template = " require_once %s;\n";
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$code = '';
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if (null !== $file = $definition->getFile()) {
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$code .= sprintf($template, $this->dumpValue($file));
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}
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foreach ($this->getInlinedDefinitions($definition) as $definition) {
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if (null !== $file = $definition->getFile()) {
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$code .= sprintf($template, $this->dumpValue($file));
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}
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}
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if ('' !== $code) {
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$code .= "\n";
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}
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return $code;
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}
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/**
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* Generates the inline definition of a service.
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*
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* @param string $id
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* @param Definition $definition
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* @return string
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*/
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private function addServiceInlinedDefinitions($id, $definition)
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{
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$code = '';
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$variableMap = $this->definitionVariables;
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$nbOccurrences = new \SplObjectStorage();
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$processed = new \SplObjectStorage();
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$inlinedDefinitions = $this->getInlinedDefinitions($definition);
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foreach ($inlinedDefinitions as $definition) {
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if (false === $nbOccurrences->contains($definition)) {
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$nbOccurrences->offsetSet($definition, 1);
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} else {
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$i = $nbOccurrences->offsetGet($definition);
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$nbOccurrences->offsetSet($definition, $i+1);
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}
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}
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foreach ($inlinedDefinitions as $sDefinition) {
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if ($processed->contains($sDefinition)) {
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continue;
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}
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$processed->offsetSet($sDefinition);
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$class = $this->dumpValue($sDefinition->getClass());
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if ($nbOccurrences->offsetGet($sDefinition) > 1 || count($sDefinition->getMethodCalls()) > 0 || $sDefinition->getProperties() || null !== $sDefinition->getConfigurator() || false !== strpos($class, '$')) {
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$name = $this->getNextVariableName();
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$variableMap->offsetSet($sDefinition, new Variable($name));
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// a construct like:
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// $a = new ServiceA(ServiceB $b); $b = new ServiceB(ServiceA $a);
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// this is an indication for a wrong implementation, you can circumvent this problem
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// by setting up your service structure like this:
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// $b = new ServiceB();
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// $a = new ServiceA(ServiceB $b);
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// $b->setServiceA(ServiceA $a);
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if ($this->hasReference($id, $sDefinition->getArguments())) {
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throw new ServiceCircularReferenceException($id, array($id));
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}
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$arguments = array();
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foreach ($sDefinition->getArguments() as $argument) {
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$arguments[] = $this->dumpValue($argument);
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}
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if (null !== $sDefinition->getFactoryMethod()) {
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if (null !== $sDefinition->getFactoryClass()) {
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$code .= sprintf(" \$%s = call_user_func(array(%s, '%s')%s);\n", $name, $this->dumpValue($sDefinition->getFactoryClass()), $sDefinition->getFactoryMethod(), count($arguments) > 0 ? ', '.implode(', ', $arguments) : '');
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} elseif (null !== $sDefinition->getFactoryService()) {
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$code .= sprintf(" \$%s = %s->%s(%s);\n", $name, $this->getServiceCall($sDefinition->getFactoryService()), $sDefinition->getFactoryMethod(), implode(', ', $arguments));
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} else {
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throw new \RuntimeException('Factory service or factory class must be defined in service definition for '.$id);
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}
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} elseif (false !== strpos($class, '$')) {
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$code .= sprintf(" \$class = %s;\n \$%s = new \$class(%s);\n", $class, $name, implode(', ', $arguments));
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} else {
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$code .= sprintf(" \$%s = new \\%s(%s);\n", $name, substr(str_replace('\\\\', '\\', $class), 1, -1), implode(', ', $arguments));
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}
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if (!$this->hasReference($id, $sDefinition->getMethodCalls()) && !$this->hasReference($id, $sDefinition->getProperties())) {
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$code .= $this->addServiceMethodCalls(null, $sDefinition, $name);
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$code .= $this->addServiceProperties(null, $sDefinition, $name);
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$code .= $this->addServiceConfigurator(null, $sDefinition, $name);
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}
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$code .= "\n";
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}
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}
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return $code;
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}
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/**
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* Adds the service return statement.
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*
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* @param string $id Service id
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* @param Definition $definition
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* @return string
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*/
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private function addServiceReturn($id, $definition)
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{
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if ($this->isSimpleInstance($id, $definition)) {
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return " }\n";
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}
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return "\n return \$instance;\n }\n";
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}
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/**
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* Generates the service instance.
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*
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* @param string $id
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* @param Definition $definition
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* @return string
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*
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* @throws \InvalidArgumentException
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* @throws \RuntimeException
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*/
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private function addServiceInstance($id, $definition)
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{
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$class = $this->dumpValue($definition->getClass());
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if (0 === strpos($class, "'") && !preg_match('/^\'[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*(\\\{2}[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)*\'$/', $class)) {
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throw new \InvalidArgumentException(sprintf('"%s" is not a valid class name for the "%s" service.', $class, $id));
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}
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$arguments = array();
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foreach ($definition->getArguments() as $value) {
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$arguments[] = $this->dumpValue($value);
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}
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$simple = $this->isSimpleInstance($id, $definition);
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$instantiation = '';
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if (ContainerInterface::SCOPE_CONTAINER === $definition->getScope()) {
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$instantiation = "\$this->services['$id'] = ".($simple ? '' : '$instance');
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} else if (ContainerInterface::SCOPE_PROTOTYPE !== $scope = $definition->getScope()) {
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$instantiation = "\$this->services['$id'] = \$this->scopedServices['$scope']['$id'] = ".($simple ? '' : '$instance');
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} elseif (!$simple) {
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$instantiation = '$instance';
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}
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$return = '';
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if ($simple) {
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$return = 'return ';
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} else {
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$instantiation .= ' = ';
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}
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if (null !== $definition->getFactoryMethod()) {
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if (null !== $definition->getFactoryClass()) {
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$code = sprintf(" $return{$instantiation}call_user_func(array(%s, '%s')%s);\n", $this->dumpValue($definition->getFactoryClass()), $definition->getFactoryMethod(), $arguments ? ', '.implode(', ', $arguments) : '');
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} elseif (null !== $definition->getFactoryService()) {
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$code = sprintf(" $return{$instantiation}%s->%s(%s);\n", $this->getServiceCall($definition->getFactoryService()), $definition->getFactoryMethod(), implode(', ', $arguments));
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} else {
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throw new \RuntimeException('Factory method requires a factory service or factory class in service definition for '.$id);
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}
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} elseif (false !== strpos($class, '$')) {
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$code = sprintf(" \$class = %s;\n $return{$instantiation}new \$class(%s);\n", $class, implode(', ', $arguments));
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} else {
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$code = sprintf(" $return{$instantiation}new \\%s(%s);\n", substr(str_replace('\\\\', '\\', $class), 1, -1), implode(', ', $arguments));
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}
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if (!$simple) {
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$code .= "\n";
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}
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return $code;
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}
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/**
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* Checks if the definition is a simple instance.
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*
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* @param string $id
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* @param Definition $definition
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* @return Boolean
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*/
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private function isSimpleInstance($id, $definition)
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{
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foreach (array_merge(array($definition), $this->getInlinedDefinitions($definition)) as $sDefinition) {
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if ($definition !== $sDefinition && !$this->hasReference($id, $sDefinition->getMethodCalls())) {
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continue;
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}
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if ($sDefinition->getMethodCalls() || $sDefinition->getProperties() || $sDefinition->getConfigurator()) {
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return false;
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}
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}
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return true;
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}
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/**
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* Adds method calls to a service definition.
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*
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* @param string $id
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* @param Definition $definition
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* @param string $variableName
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* @return string
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*/
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private function addServiceMethodCalls($id, $definition, $variableName = 'instance')
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{
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$calls = '';
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foreach ($definition->getMethodCalls() as $call) {
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$arguments = array();
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foreach ($call[1] as $value) {
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$arguments[] = $this->dumpValue($value);
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}
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$calls .= $this->wrapServiceConditionals($call[1], sprintf(" \$%s->%s(%s);\n", $variableName, $call[0], implode(', ', $arguments)));
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}
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return $calls;
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}
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private function addServiceProperties($id, $definition, $variableName = 'instance')
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{
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$code = '';
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foreach ($definition->getProperties() as $name => $value) {
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$code .= sprintf(" \$%s->%s = %s;\n", $variableName, $name, $this->dumpValue($value));
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}
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return $code;
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}
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/**
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* Generates the inline definition setup.
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*
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* @param string $id
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* @param Definition $definition
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* @return string
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*/
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private function addServiceInlinedDefinitionsSetup($id, $definition)
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{
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$this->referenceVariables[$id] = new Variable('instance');
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$code = '';
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$processed = new \SplObjectStorage();
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foreach ($this->getInlinedDefinitions($definition) as $iDefinition) {
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if ($processed->contains($iDefinition)) {
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continue;
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}
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$processed->offsetSet($iDefinition);
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if (!$this->hasReference($id, $iDefinition->getMethodCalls())) {
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continue;
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}
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if ($iDefinition->getMethodCalls()) {
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$code .= $this->addServiceMethodCalls(null, $iDefinition, (string) $this->definitionVariables->offsetGet($iDefinition));
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}
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if ($iDefinition->getConfigurator()) {
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$code .= $this->addServiceConfigurator(null, $iDefinition, (string) $this->definitionVariables->offsetGet($iDefinition));
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}
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}
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if ('' !== $code) {
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$code .= "\n";
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}
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return $code;
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}
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/**
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* Adds configurator definition
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*
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* @param string $id
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* @param Definition $definition
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* @param string $variableName
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* @return string
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*/
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private function addServiceConfigurator($id, $definition, $variableName = 'instance')
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{
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if (!$callable = $definition->getConfigurator()) {
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return '';
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}
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if (is_array($callable)) {
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if (is_object($callable[0]) && $callable[0] instanceof Reference) {
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return sprintf(" %s->%s(\$%s);\n", $this->getServiceCall((string) $callable[0]), $callable[1], $variableName);
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}
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return sprintf(" call_user_func(array(%s, '%s'), \$%s);\n", $this->dumpValue($callable[0]), $callable[1], $variableName);
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}
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return sprintf(" %s(\$%s);\n", $callable, $variableName);
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}
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|
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/**
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* Adds a service
|
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*
|
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* @param string $id
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* @param Definition $definition
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* @return string
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*/
|
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private function addService($id, $definition)
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{
|
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$name = Container::camelize($id);
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$this->definitionVariables = new \SplObjectStorage();
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$this->referenceVariables = array();
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$this->variableCount = 0;
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|
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$return = '';
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if ($definition->isSynthetic()) {
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$return = sprintf('@throws \RuntimeException always since this service is expected to be injected dynamically');
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} elseif ($class = $definition->getClass()) {
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$return = sprintf("@return %s A %s instance.", 0 === strpos($class, '%') ? 'Object' : $class, $class);
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} elseif ($definition->getFactoryClass()) {
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$return = sprintf('@return Object An instance returned by %s::%s().', $definition->getFactoryClass(), $definition->getFactoryMethod());
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} elseif ($definition->getFactoryService()) {
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$return = sprintf('@return Object An instance returned by %s::%s().', $definition->getFactoryService(), $definition->getFactoryMethod());
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}
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|
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$doc = '';
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if (ContainerInterface::SCOPE_PROTOTYPE !== $definition->getScope()) {
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$doc .= <<<EOF
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|
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*
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* This service is shared.
|
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* This method always returns the same instance of the service.
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EOF;
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}
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|
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if (!$definition->isPublic()) {
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$doc .= <<<EOF
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*
|
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* This service is private.
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* If you want to be able to request this service from the container directly,
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* make it public, otherwise you might end up with broken code.
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EOF;
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}
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|
|
$code = <<<EOF
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|
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/**
|
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* Gets the '$id' service.$doc
|
|
*
|
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* $return
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*/
|
|
protected function get{$name}Service()
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{
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EOF;
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|
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$scope = $definition->getScope();
|
|
if (ContainerInterface::SCOPE_CONTAINER !== $scope && ContainerInterface::SCOPE_PROTOTYPE !== $scope) {
|
|
$code .= <<<EOF
|
|
if (!isset(\$this->scopedServices['$scope'])) {
|
|
throw new InactiveScopeException('$id', '$scope');
|
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}
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|
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|
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EOF;
|
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}
|
|
|
|
if ($definition->isSynthetic()) {
|
|
$code .= sprintf(" throw new \RuntimeException('You have requested a synthetic service (\"%s\"). The DIC does not know how to construct this service.');\n }\n", $id);
|
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} else {
|
|
$code .=
|
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$this->addServiceInclude($id, $definition).
|
|
$this->addServiceLocalTempVariables($id, $definition).
|
|
$this->addServiceInlinedDefinitions($id, $definition).
|
|
$this->addServiceInstance($id, $definition).
|
|
$this->addServiceInlinedDefinitionsSetup($id, $definition).
|
|
$this->addServiceMethodCalls($id, $definition).
|
|
$this->addServiceProperties($id, $definition).
|
|
$this->addServiceConfigurator($id, $definition).
|
|
$this->addServiceReturn($id, $definition)
|
|
;
|
|
}
|
|
|
|
$this->definitionVariables = null;
|
|
$this->referenceVariables = null;
|
|
|
|
return $code;
|
|
}
|
|
|
|
/**
|
|
* Adds a service alias.
|
|
*
|
|
* @param string $alias
|
|
* @param string $id
|
|
* @return string
|
|
*/
|
|
private function addServiceAlias($alias, $id)
|
|
{
|
|
$name = Container::camelize($alias);
|
|
$type = 'Object';
|
|
|
|
if ($this->container->hasDefinition($id)) {
|
|
$class = $this->container->getDefinition($id)->getClass();
|
|
$type = 0 === strpos($class, '%') ? 'Object' : $class;
|
|
}
|
|
|
|
return <<<EOF
|
|
|
|
/**
|
|
* Gets the $alias service alias.
|
|
*
|
|
* @return $type An instance of the $id service
|
|
*/
|
|
protected function get{$name}Service()
|
|
{
|
|
return {$this->getServiceCall($id)};
|
|
}
|
|
|
|
EOF;
|
|
}
|
|
|
|
/**
|
|
* Adds multiple services
|
|
*
|
|
* @return string
|
|
*/
|
|
private function addServices()
|
|
{
|
|
$publicServices = $privateServices = $aliasServices = '';
|
|
$definitions = $this->container->getDefinitions();
|
|
ksort($definitions);
|
|
foreach ($definitions as $id => $definition) {
|
|
if ($definition->isPublic()) {
|
|
$publicServices .= $this->addService($id, $definition);
|
|
} else {
|
|
$privateServices .= $this->addService($id, $definition);
|
|
}
|
|
}
|
|
|
|
$aliases = $this->container->getAliases();
|
|
ksort($aliases);
|
|
foreach ($aliases as $alias => $id) {
|
|
$aliasServices .= $this->addServiceAlias($alias, $id);
|
|
}
|
|
|
|
return $publicServices.$aliasServices.$privateServices;
|
|
}
|
|
|
|
/**
|
|
* Adds the class headers.
|
|
*
|
|
* @param string $class Class name
|
|
* @param string $baseClass The name of the base class
|
|
* @return string
|
|
*/
|
|
private function startClass($class, $baseClass)
|
|
{
|
|
$bagClass = $this->container->isFrozen() ? '' : 'use Symfony\Component\DependencyInjection\ParameterBag\\ParameterBag;';
|
|
|
|
return <<<EOF
|
|
<?php
|
|
|
|
use Symfony\Component\DependencyInjection\ContainerInterface;
|
|
use Symfony\Component\DependencyInjection\Container;
|
|
use Symfony\Component\DependencyInjection\Exception\InactiveScopeException;
|
|
use Symfony\Component\DependencyInjection\Reference;
|
|
use Symfony\Component\DependencyInjection\Parameter;
|
|
$bagClass
|
|
|
|
/**
|
|
* $class
|
|
*
|
|
* This class has been auto-generated
|
|
* by the Symfony Dependency Injection Component.
|
|
*/
|
|
class $class extends $baseClass
|
|
{
|
|
EOF;
|
|
}
|
|
|
|
/**
|
|
* Adds the constructor.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function addConstructor()
|
|
{
|
|
$code = <<<EOF
|
|
|
|
/**
|
|
* Constructor.
|
|
*/
|
|
public function __construct()
|
|
{
|
|
parent::__construct(new ParameterBag(\$this->getDefaultParameters()));
|
|
|
|
EOF;
|
|
|
|
if (count($scopes = $this->container->getScopes()) > 0) {
|
|
$code .= "\n";
|
|
$code .= " \$this->scopes = ".$this->dumpValue($scopes).";\n";
|
|
$code .= " \$this->scopeChildren = ".$this->dumpValue($this->container->getScopeChildren()).";\n";
|
|
}
|
|
|
|
$code .= <<<EOF
|
|
}
|
|
|
|
EOF;
|
|
|
|
return $code;
|
|
}
|
|
|
|
/**
|
|
* Adds the constructor for a frozen container.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function addFrozenConstructor()
|
|
{
|
|
$code = <<<EOF
|
|
|
|
/**
|
|
* Constructor.
|
|
*/
|
|
public function __construct()
|
|
{
|
|
\$this->parameters = \$this->getDefaultParameters();
|
|
|
|
\$this->services =
|
|
\$this->scopedServices =
|
|
\$this->scopeStacks = array();
|
|
|
|
\$this->set('service_container', \$this);
|
|
|
|
EOF;
|
|
|
|
$code .= "\n";
|
|
if (count($scopes = $this->container->getScopes()) > 0) {
|
|
$code .= " \$this->scopes = ".$this->dumpValue($scopes).";\n";
|
|
$code .= " \$this->scopeChildren = ".$this->dumpValue($this->container->getScopeChildren()).";\n";
|
|
} else {
|
|
$code .= " \$this->scopes = array();\n";
|
|
$code .= " \$this->scopeChildren = array();\n";
|
|
}
|
|
|
|
$code .= <<<EOF
|
|
}
|
|
|
|
EOF;
|
|
|
|
return $code;
|
|
}
|
|
|
|
/**
|
|
* Adds default parameters method.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function addDefaultParametersMethod()
|
|
{
|
|
if (!$this->container->getParameterBag()->all()) {
|
|
return '';
|
|
}
|
|
|
|
$parameters = $this->exportParameters($this->container->getParameterBag()->all());
|
|
|
|
$code = '';
|
|
if ($this->container->isFrozen()) {
|
|
$code .= <<<EOF
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function getParameter(\$name)
|
|
{
|
|
\$name = strtolower(\$name);
|
|
|
|
if (!array_key_exists(\$name, \$this->parameters)) {
|
|
throw new \InvalidArgumentException(sprintf('The parameter "%s" must be defined.', \$name));
|
|
}
|
|
|
|
return \$this->parameters[\$name];
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function hasParameter(\$name)
|
|
{
|
|
return array_key_exists(strtolower(\$name), \$this->parameters);
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function setParameter(\$name, \$value)
|
|
{
|
|
throw new \LogicException('Impossible to call set() on a frozen ParameterBag.');
|
|
}
|
|
EOF;
|
|
}
|
|
|
|
$code .= <<<EOF
|
|
|
|
/**
|
|
* Gets the default parameters.
|
|
*
|
|
* @return array An array of the default parameters
|
|
*/
|
|
protected function getDefaultParameters()
|
|
{
|
|
return $parameters;
|
|
}
|
|
|
|
EOF;
|
|
|
|
return $code;
|
|
}
|
|
|
|
/**
|
|
* Exports parameters.
|
|
*
|
|
* @param array $parameters
|
|
* @param string $path
|
|
* @param integer $indent
|
|
* @return string
|
|
*/
|
|
private function exportParameters($parameters, $path = '', $indent = 12)
|
|
{
|
|
$php = array();
|
|
foreach ($parameters as $key => $value) {
|
|
if (is_array($value)) {
|
|
$value = $this->exportParameters($value, $path.'/'.$key, $indent + 4);
|
|
} elseif ($value instanceof Variable) {
|
|
throw new \InvalidArgumentException(sprintf('You cannot dump a container with parameters that contain variable references. Variable "%s" found in "%s".', $value, $path.'/'.$key));
|
|
} elseif ($value instanceof Definition) {
|
|
throw new \InvalidArgumentException(sprintf('You cannot dump a container with parameters that contain service definitions. Definition for "%s" found in "%s".', $value->getClass(), $path.'/'.$key));
|
|
} elseif ($value instanceof Reference) {
|
|
throw new \InvalidArgumentException(sprintf('You cannot dump a container with parameters that contain references to other services (reference to service "%s" found in "%s").', $value, $path.'/'.$key));
|
|
} else {
|
|
$value = var_export($value, true);
|
|
}
|
|
|
|
$php[] = sprintf('%s%s => %s,', str_repeat(' ', $indent), var_export($key, true), $value);
|
|
}
|
|
|
|
return sprintf("array(\n%s\n%s)", implode("\n", $php), str_repeat(' ', $indent - 4));
|
|
}
|
|
|
|
/**
|
|
* Ends the class definition.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function endClass()
|
|
{
|
|
return <<<EOF
|
|
}
|
|
|
|
EOF;
|
|
}
|
|
|
|
/**
|
|
* Wraps the service conditionals.
|
|
*
|
|
* @param string $value
|
|
* @param string $code
|
|
* @return string
|
|
*/
|
|
private function wrapServiceConditionals($value, $code)
|
|
{
|
|
if (!$services = ContainerBuilder::getServiceConditionals($value)) {
|
|
return $code;
|
|
}
|
|
|
|
$conditions = array();
|
|
foreach ($services as $service) {
|
|
$conditions[] = sprintf("\$this->has('%s')", $service);
|
|
}
|
|
|
|
// re-indent the wrapped code
|
|
$code = implode("\n", array_map(function ($line) { return $line ? ' '.$line : $line; }, explode("\n", $code)));
|
|
|
|
return sprintf(" if (%s) {\n%s }\n", implode(' && ', $conditions), $code);
|
|
}
|
|
|
|
/**
|
|
* Builds service calls from arguments
|
|
*
|
|
* @param array $arguments
|
|
* @param string $calls By reference
|
|
* @param string $behavior By reference
|
|
* @return void
|
|
*/
|
|
private function getServiceCallsFromArguments(array $arguments, array &$calls, array &$behavior)
|
|
{
|
|
foreach ($arguments as $argument) {
|
|
if (is_array($argument)) {
|
|
$this->getServiceCallsFromArguments($argument, $calls, $behavior);
|
|
} else if ($argument instanceof Reference) {
|
|
$id = (string) $argument;
|
|
|
|
if (!isset($calls[$id])) {
|
|
$calls[$id] = 0;
|
|
}
|
|
if (!isset($behavior[$id])) {
|
|
$behavior[$id] = $argument->getInvalidBehavior();
|
|
} else if (ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE !== $behavior[$id]) {
|
|
$behavior[$id] = $argument->getInvalidBehavior();
|
|
}
|
|
|
|
$calls[$id] += 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the inline definition
|
|
*
|
|
* @param Definition $definition
|
|
* @return array
|
|
*/
|
|
private function getInlinedDefinitions(Definition $definition)
|
|
{
|
|
if (false === $this->inlinedDefinitions->contains($definition)) {
|
|
$definitions = array_merge(
|
|
$this->getDefinitionsFromArguments($definition->getArguments()),
|
|
$this->getDefinitionsFromArguments($definition->getMethodCalls()),
|
|
$this->getDefinitionsFromArguments($definition->getProperties())
|
|
);
|
|
|
|
$this->inlinedDefinitions->offsetSet($definition, $definitions);
|
|
|
|
return $definitions;
|
|
}
|
|
|
|
return $this->inlinedDefinitions->offsetGet($definition);
|
|
}
|
|
|
|
/**
|
|
* Gets the definition from arguments
|
|
*
|
|
* @param array $arguments
|
|
* @return array
|
|
*/
|
|
private function getDefinitionsFromArguments(array $arguments)
|
|
{
|
|
$definitions = array();
|
|
foreach ($arguments as $argument) {
|
|
if (is_array($argument)) {
|
|
$definitions = array_merge($definitions, $this->getDefinitionsFromArguments($argument));
|
|
} else if ($argument instanceof Definition) {
|
|
$definitions = array_merge(
|
|
$definitions,
|
|
$this->getInlinedDefinitions($argument),
|
|
array($argument)
|
|
);
|
|
}
|
|
}
|
|
|
|
return $definitions;
|
|
}
|
|
|
|
/**
|
|
* Checks if a service id has a reference
|
|
*
|
|
* @param string $id
|
|
* @param array $arguments
|
|
* @return Boolean
|
|
*/
|
|
private function hasReference($id, array $arguments)
|
|
{
|
|
foreach ($arguments as $argument) {
|
|
if (is_array($argument)) {
|
|
if ($this->hasReference($id, $argument)) {
|
|
return true;
|
|
}
|
|
} else if ($argument instanceof Reference) {
|
|
if ($id === (string) $argument) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Dumps values.
|
|
*
|
|
* @param array $value
|
|
* @param Boolean $interpolate
|
|
* @return string
|
|
*/
|
|
private function dumpValue($value, $interpolate = true)
|
|
{
|
|
if (is_array($value)) {
|
|
$code = array();
|
|
foreach ($value as $k => $v) {
|
|
$code[] = sprintf('%s => %s', $this->dumpValue($k, $interpolate), $this->dumpValue($v, $interpolate));
|
|
}
|
|
|
|
return sprintf('array(%s)', implode(', ', $code));
|
|
} elseif (is_object($value) && $value instanceof Definition) {
|
|
if (null !== $this->definitionVariables && $this->definitionVariables->contains($value)) {
|
|
return $this->dumpValue($this->definitionVariables->offsetGet($value), $interpolate);
|
|
}
|
|
if (count($value->getMethodCalls()) > 0) {
|
|
throw new \RuntimeException('Cannot dump definitions which have method calls.');
|
|
}
|
|
if (null !== $value->getConfigurator()) {
|
|
throw new \RuntimeException('Cannot dump definitions which have a configurator.');
|
|
}
|
|
|
|
$arguments = array();
|
|
foreach ($value->getArguments() as $argument) {
|
|
$arguments[] = $this->dumpValue($argument);
|
|
}
|
|
$class = $this->dumpValue($value->getClass());
|
|
|
|
if (false !== strpos($class, '$')) {
|
|
throw new \RuntimeException('Cannot dump definitions which have a variable class name.');
|
|
}
|
|
|
|
if (null !== $value->getFactoryMethod()) {
|
|
if (null !== $value->getFactoryClass()) {
|
|
return sprintf("call_user_func(array(%s, '%s')%s)", $this->dumpValue($value->getFactoryClass()), $value->getFactoryMethod(), count($arguments) > 0 ? ', '.implode(', ', $arguments) : '');
|
|
} elseif (null !== $value->getFactoryService()) {
|
|
return sprintf("%s->%s(%s)", $this->getServiceCall($value->getFactoryService()), $value->getFactoryMethod(), implode(', ', $arguments));
|
|
} else {
|
|
throw new \RuntimeException('Cannot dump definitions which have factory method without factory service or factory class.');
|
|
}
|
|
}
|
|
|
|
return sprintf("new \\%s(%s)", substr(str_replace('\\\\', '\\', $class), 1, -1), implode(', ', $arguments));
|
|
} elseif (is_object($value) && $value instanceof Variable) {
|
|
return '$'.$value;
|
|
} elseif (is_object($value) && $value instanceof Reference) {
|
|
if (null !== $this->referenceVariables && isset($this->referenceVariables[$id = (string) $value])) {
|
|
return $this->dumpValue($this->referenceVariables[$id], $interpolate);
|
|
}
|
|
|
|
return $this->getServiceCall((string) $value, $value);
|
|
} elseif (is_object($value) && $value instanceof Parameter) {
|
|
return $this->dumpParameter($value);
|
|
} elseif (true === $interpolate && is_string($value)) {
|
|
if (preg_match('/^%([^%]+)%$/', $value, $match)) {
|
|
// we do this to deal with non string values (Boolean, integer, ...)
|
|
// the preg_replace_callback converts them to strings
|
|
return $this->dumpParameter(strtolower($match[1]));
|
|
} else {
|
|
$that = $this;
|
|
$replaceParameters = function ($match) use ($that)
|
|
{
|
|
return "'.".$that->dumpParameter(strtolower($match[2])).".'";
|
|
};
|
|
|
|
$code = str_replace('%%', '%', preg_replace_callback('/(?<!%)(%)([^%]+)\1/', $replaceParameters, var_export($value, true)));
|
|
|
|
// optimize string
|
|
$code = preg_replace(array("/^''\./", "/\.''$/", "/'\.'/", "/\.''\./"), array('', '', '', '.'), $code);
|
|
|
|
return $code;
|
|
}
|
|
} elseif (is_object($value) || is_resource($value)) {
|
|
throw new \RuntimeException('Unable to dump a service container if a parameter is an object or a resource.');
|
|
} else {
|
|
return var_export($value, true);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Dumps a parameter
|
|
*
|
|
* @param string $name
|
|
* @return string
|
|
*/
|
|
public function dumpParameter($name)
|
|
{
|
|
if ($this->container->isFrozen() && $this->container->hasParameter($name)) {
|
|
return $this->dumpValue($this->container->getParameter($name), false);
|
|
}
|
|
|
|
return sprintf("\$this->getParameter('%s')", strtolower($name));
|
|
}
|
|
|
|
/**
|
|
* Gets a service call
|
|
*
|
|
* @param string $id
|
|
* @param Reference $reference
|
|
* @return string
|
|
*/
|
|
private function getServiceCall($id, Reference $reference = null)
|
|
{
|
|
if ('service_container' === $id) {
|
|
return '$this';
|
|
}
|
|
|
|
if (null !== $reference && ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE !== $reference->getInvalidBehavior()) {
|
|
return sprintf('$this->get(\'%s\', ContainerInterface::NULL_ON_INVALID_REFERENCE)', $id);
|
|
} else {
|
|
if ($this->container->hasAlias($id)) {
|
|
$id = (string) $this->container->getAlias($id);
|
|
}
|
|
|
|
return sprintf('$this->get(\'%s\')', $id);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the next name to use
|
|
*
|
|
* @return string
|
|
*/
|
|
private function getNextVariableName()
|
|
{
|
|
$firstChars = self::FIRST_CHARS;
|
|
$firstCharsLength = strlen($firstChars);
|
|
$nonFirstChars = self::NON_FIRST_CHARS;
|
|
$nonFirstCharsLength = strlen($nonFirstChars);
|
|
|
|
while (true) {
|
|
$name = '';
|
|
$i = $this->variableCount;
|
|
|
|
if ('' === $name) {
|
|
$name .= $firstChars[$i%$firstCharsLength];
|
|
$i = intval($i/$firstCharsLength);
|
|
}
|
|
|
|
while ($i > 0) {
|
|
$i -= 1;
|
|
$name .= $nonFirstChars[$i%$nonFirstCharsLength];
|
|
$i = intval($i/$nonFirstCharsLength);
|
|
}
|
|
|
|
$this->variableCount += 1;
|
|
|
|
// check that the name is not reserved
|
|
if (in_array($name, $this->reservedVariables, true)) {
|
|
continue;
|
|
}
|
|
|
|
return $name;
|
|
}
|
|
}
|
|
}
|