8000 [Config][DependencyInjection] Add configuration builder for writing P… · symfony/symfony@460b46f · GitHub
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[Config][DependencyInjection] Add configuration builder for writing PHP config
1 parent 9092d5b commit 460b46f

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‎src/Symfony/Component/Config/Builder/ClassBuilder.php

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<?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\Config\Builder;
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/**
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* Build PHP classes to generate config.
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*
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* @internal
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*
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* @author Tobias Nyholm <tobias.nyholm@gmail.com>
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*/
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class ClassBuilder
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{
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/** @var string */
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private $namespace;
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/** @var string */
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private $name;
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/** @var Property[] */
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private $properties = [];
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/** @var Method[] */
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private $methods = [];
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private $require = [];
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private $implements = [];
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public function __construct(string $namespace, string $name)
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{
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$this->namespace = $namespace;
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$this->name = ucfirst($this->camelCase($name)).'Config';
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}
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public function getDirectory(): string
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{
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return str_replace('\\', \DIRECTORY_SEPARATOR, $this->namespace);
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}
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public function getFilename(): string
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{
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return $this->name.'.php';
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}
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public function build(): string
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{
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$rootPath = explode(\DIRECTORY_SEPARATOR, $this->getDirectory());
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$require = '';
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foreach ($this->require as $class) {
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// figure out relative path.
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$path = explode(\DIRECTORY_SEPARATOR, $class->getDirectory());
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$path[] = $class->getFilename();
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foreach ($rootPath as $key => $value) {
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if ($path[$key] !== $value) {
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break;
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}
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unset($path[$key]);
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}
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$require .= sprintf('require_once __DIR__.\'%s\';', \DIRECTORY_SEPARATOR.implode(\DIRECTORY_SEPARATOR, $path))."\n";
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}
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$implements = [] === $this->implements ? '' : 'implements '.implode(', ', $this->implements);
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$body = '';
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foreach ($this->properties as $property) {
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$body .= ' '.$property->getContent()."\n";
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}
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foreach ($this->methods as $method) {
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$lines = explode("\n", $method->getContent());
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foreach ($lines as $i => $line) {
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$body .= ' '.$line."\n";
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}
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}
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$content = strtr('<?php
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namespace NAMESPACE;
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REQUIRE
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/**
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* This class is automatically generated to help creating config.
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*
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* @experimental in 5.3
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*/
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class CLASS IMPLEMENTS
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{
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BODY
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}
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', ['NAMESPACE' => $this->namespace, 'REQUIRE' => $require, 'CLASS' => $this->getName(), 'IMPLEMENTS' => $implements, 'BODY' => $body]);
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return $content;
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}
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public function addRequire(self $class)
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{
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$this->require[] = $class;
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}
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public function addImplements(string $interface)
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{
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$this->implements[] = '\\'.ltrim($interface, '\\');
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}
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public function addMethod(string $name, string $body, array $params = []): void
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{
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$this->methods[] = new Method(strtr($body, ['NAME' => $this->camelCase($name)] + $params));
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}
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public function addProperty(string $name, string $classType = null): Property
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{
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$property = new Property($name, $this->camelCase($name));
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if (null !== $classType) {
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$property->setType($classType);
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}
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$this->properties[] = $property;
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$property->setContent(sprintf('private $%s;', $property->getName()));
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return $property;
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}
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public function getProperties(): array
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{
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return $this->properties;
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}
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private function camelCase(string $input): string
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{
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$output = lcfirst(str_replace(' ', '', ucwords(str_replace('_', ' ', $input))));
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return preg_replace('#\W#', '', $output);
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}
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public function getName(): string
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{
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return $this->name;
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}
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public function getNamespace(): string
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{
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return $this->namespace;
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}
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public function getFqcn()
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{
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return '\\'.$this->namespace.'\\'.$this->name;
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}
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}

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