384 lines
8.7 KiB
PHP
384 lines
8.7 KiB
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\Definition\Builder;
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use Symfony\Component\Config\Definition\BaseNode;
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use Symfony\Component\Config\Definition\Exception\InvalidDefinitionException;
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use Symfony\Component\Config\Definition\NodeInterface;
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/**
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* This class provides a fluent interface for defining a node.
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*
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* @author Johannes M. Schmitt <schmittjoh@gmail.com>
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*/
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abstract class NodeDefinition implements NodeParentInterface
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{
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protected $name;
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protected $normalization;
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protected $validation;
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protected $defaultValue;
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protected $default = false;
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protected $required = false;
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protected $deprecation = [];
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protected $merge;
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protected $allowEmptyValue = true;
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protected $nullEquivalent;
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protected $trueEquivalent = true;
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protected $falseEquivalent = false;
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protected $pathSeparator = BaseNode::DEFAULT_PATH_SEPARATOR;
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protected $parent;
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protected $attributes = [];
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public function __construct(?string $name, NodeParentInterface $parent = null)
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{
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$this->parent = $parent;
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$this->name = $name;
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}
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/**
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* Sets the parent node.
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*
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* @return $this
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*/
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public function setParent(NodeParentInterface $parent)
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{
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$this->parent = $parent;
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return $this;
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}
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/**
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* Sets info message.
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*
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* @return $this
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*/
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public function info(string $info)
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{
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return $this->attribute('info', $info);
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}
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/**
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* Sets example configuration.
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*
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* @param string|array $example
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*
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* @return $this
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*/
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public function example($example)
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{
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return $this->attribute('example', $example);
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}
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/**
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* Sets an attribute on the node.
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*
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* @param mixed $value
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*
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* @return $this
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*/
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public function attribute(string $key, $value)
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{
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$this->attributes[$key] = $value;
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return $this;
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}
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/**
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* Returns the parent node.
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*
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* @return NodeParentInterface|NodeBuilder|NodeDefinition|ArrayNodeDefinition|VariableNodeDefinition|null
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*/
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public function end()
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{
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return $this->parent;
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}
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/**
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* Creates the node.
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*
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* @return NodeInterface
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*/
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public function getNode(bool $forceRootNode = false)
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{
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if ($forceRootNode) {
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$this->parent = null;
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}
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if (null !== $this->normalization) {
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$this->normalization->before = ExprBuilder::buildExpressions($this->normalization->before);
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}
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if (null !== $this->validation) {
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$this->validation->rules = ExprBuilder::buildExpressions($this->validation->rules);
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}
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$node = $this->createNode();
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if ($node instanceof BaseNode) {
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$node->setAttributes($this->attributes);
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}
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return $node;
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}
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/**
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* Sets the default value.
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*
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* @param mixed $value The default value
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*
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* @return $this
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*/
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public function defaultValue($value)
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{
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$this->default = true;
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$this->defaultValue = $value;
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return $this;
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}
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/**
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* Sets the node as required.
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*
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* @return $this
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*/
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public function isRequired()
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{
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$this->required = true;
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return $this;
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}
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/**
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* Sets the node as deprecated.
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*
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* @param string $package The name of the composer package that is triggering the deprecation
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* @param string $version The version of the package that introduced the deprecation
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* @param string $message the deprecation message to use
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*
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* You can use %node% and %path% placeholders in your message to display,
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* respectively, the node name and its complete path
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*
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* @return $this
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*/
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public function setDeprecated(/* string $package, string $version, string $message = 'The child node "%node%" at path "%path%" is deprecated.' */)
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{
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$args = \func_get_args();
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if (\func_num_args() < 2) {
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trigger_deprecation('symfony/config', '5.1', 'The signature of method "%s()" requires 3 arguments: "string $package, string $version, string $message", not defining them is deprecated.', __METHOD__);
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$message = $args[0] ?? 'The child node "%node%" at path "%path%" is deprecated.';
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$package = $version = '';
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} else {
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$package = (string) $args[0];
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$version = (string) $args[1];
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$message = (string) ($args[2] ?? 'The child node "%node%" at path "%path%" is deprecated.');
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}
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$this->deprecation = [
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'package' => $package,
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'version' => $version,
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'message' => $message,
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];
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return $this;
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}
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/**
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* Sets the equivalent value used when the node contains null.
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*
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* @param mixed $value
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*
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* @return $this
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*/
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public function treatNullLike($value)
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{
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$this->nullEquivalent = $value;
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return $this;
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}
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/**
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* Sets the equivalent value used when the node contains true.
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*
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* @param mixed $value
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*
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* @return $this
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*/
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public function treatTrueLike($value)
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{
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$this->trueEquivalent = $value;
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return $this;
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}
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/**
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* Sets the equivalent value used when the node contains false.
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*
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* @param mixed $value
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*
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* @return $this
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*/
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public function treatFalseLike($value)
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{
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$this->falseEquivalent = $value;
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return $this;
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}
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/**
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* Sets null as the default value.
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*
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* @return $this
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*/
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public function defaultNull()
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{
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return $this->defaultValue(null);
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}
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/**
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* Sets true as the default value.
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*
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* @return $this
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*/
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public function defaultTrue()
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{
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return $this->defaultValue(true);
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}
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/**
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* Sets false as the default value.
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*
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* @return $this
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*/
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public function defaultFalse()
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{
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return $this->defaultValue(false);
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}
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/**
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* Sets an expression to run before the normalization.
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*
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* @return ExprBuilder
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*/
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public function beforeNormalization()
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{
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return $this->normalization()->before();
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}
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/**
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* Denies the node value being empty.
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*
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* @return $this
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*/
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public function cannotBeEmpty()
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{
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$this->allowEmptyValue = false;
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return $this;
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}
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/**
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* Sets an expression to run for the validation.
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*
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* The expression receives the value of the node and must return it. It can
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* modify it.
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* An exception should be thrown when the node is not valid.
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*
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* @return ExprBuilder
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*/
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public function validate()
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{
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return $this->validation()->rule();
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}
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/**
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* Sets whether the node can be overwritten.
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*
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* @return $this
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*/
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public function cannotBeOverwritten(bool $deny = true)
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{
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$this->merge()->denyOverwrite($deny);
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return $this;
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}
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/**
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* Gets the builder for validation rules.
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*
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* @return ValidationBuilder
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*/
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protected function validation()
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{
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if (null === $this->validation) {
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$this->validation = new ValidationBuilder($this);
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}
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return $this->validation;
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}
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/**
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* Gets the builder for merging rules.
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*
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* @return MergeBuilder
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*/
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protected function merge()
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{
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if (null === $this->merge) {
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$this->merge = new MergeBuilder($this);
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}
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return $this->merge;
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}
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/**
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* Gets the builder for normalization rules.
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*
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* @return NormalizationBuilder
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*/
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protected function normalization()
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{
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if (null === $this->normalization) {
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$this->normalization = new NormalizationBuilder($this);
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}
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return $this->normalization;
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}
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/**
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* Instantiate and configure the node according to this definition.
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*
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* @return NodeInterface
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*
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* @throws InvalidDefinitionException When the definition is invalid
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*/
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abstract protected function createNode();
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/**
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* Set PathSeparator to use.
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*
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* @return $this
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*/
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public function setPathSeparator(string $separator)
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{
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if ($this instanceof ParentNodeDefinitionInterface) {
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foreach ($this->getChildNodeDefinitions() as $child) {
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$child->setPathSeparator($separator);
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}
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}
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$this->pathSeparator = $separator;
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return $this;
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}
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}
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