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460 lines
12 KiB
460 lines
12 KiB
<?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\Routing; |
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/** |
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* A Route describes a route and its parameters. |
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* |
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* @author Fabien Potencier <fabien@symfony.com> |
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* @author Tobias Schultze <http://tobion.de> |
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*/ |
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class Route |
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{ |
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private string $path = '/'; |
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private string $host = ''; |
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private array $schemes = []; |
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private array $methods = []; |
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private array $defaults = []; |
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private array $requirements = []; |
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private array $options = []; |
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private string $condition = ''; |
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private ?CompiledRoute $compiled = null; |
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/** |
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* Constructor. |
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* |
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* Available options: |
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* |
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* * compiler_class: A class name able to compile this route instance (RouteCompiler by default) |
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* * utf8: Whether UTF-8 matching is enforced or not |
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* |
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* @param string $path The path pattern to match |
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* @param array $defaults An array of default parameter values |
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* @param array<string|\Stringable> $requirements An array of requirements for parameters (regexes) |
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* @param array $options An array of options |
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* @param string|null $host The host pattern to match |
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* @param string|string[] $schemes A required URI scheme or an array of restricted schemes |
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* @param string|string[] $methods A required HTTP method or an array of restricted methods |
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* @param string|null $condition A condition that should evaluate to true for the route to match |
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*/ |
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public function __construct(string $path, array $defaults = [], array $requirements = [], array $options = [], ?string $host = '', string|array $schemes = [], string|array $methods = [], ?string $condition = '') |
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{ |
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$this->setPath($path); |
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$this->addDefaults($defaults); |
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$this->addRequirements($requirements); |
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$this->setOptions($options); |
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$this->setHost($host); |
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$this->setSchemes($schemes); |
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$this->setMethods($methods); |
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$this->setCondition($condition); |
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} |
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public function __serialize(): array |
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{ |
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return [ |
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'path' => $this->path, |
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'host' => $this->host, |
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'defaults' => $this->defaults, |
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'requirements' => $this->requirements, |
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'options' => $this->options, |
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'schemes' => $this->schemes, |
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'methods' => $this->methods, |
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'condition' => $this->condition, |
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'compiled' => $this->compiled, |
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]; |
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} |
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public function __unserialize(array $data): void |
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{ |
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if (($data['path'] ?? null) instanceof \Stringable |
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|| ($data['host'] ?? null) instanceof \Stringable |
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|| ($data['condition'] ?? null) instanceof \Stringable |
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) { |
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throw new \BadMethodCallException('Cannot unserialize '.self::class); |
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} |
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$this->path = $data['path']; |
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$this->host = $data['host']; |
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$this->defaults = $data['defaults']; |
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$this->requirements = $data['requirements']; |
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$this->options = $data['options']; |
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$this->schemes = $data['schemes']; |
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$this->methods = $data['methods']; |
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if (isset($data['condition'])) { |
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$this->condition = $data['condition']; |
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} |
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if (isset($data['compiled'])) { |
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$this->compiled = $data['compiled']; |
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} |
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} |
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public function getPath(): string |
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{ |
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return $this->path; |
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} |
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/** |
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* @return $this |
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*/ |
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public function setPath(string $pattern): static |
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{ |
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$pattern = $this->extractInlineDefaultsAndRequirements($pattern); |
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// A pattern must start with a slash and must not have multiple slashes at the beginning because the |
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// generated path for this route would be confused with a network path, e.g. '//domain.com/path'. |
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$this->path = '/'.ltrim(trim($pattern), '/'); |
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$this->compiled = null; |
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return $this; |
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} |
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public function getHost(): string |
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{ |
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return $this->host; |
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} |
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/** |
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* @return $this |
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*/ |
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public function setHost(?string $pattern): static |
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{ |
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$this->host = $this->extractInlineDefaultsAndRequirements((string) $pattern); |
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$this->compiled = null; |
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return $this; |
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} |
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/** |
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* Returns the lowercased schemes this route is restricted to. |
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* So an empty array means that any scheme is allowed. |
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* |
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* @return string[] |
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*/ |
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public function getSchemes(): array |
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{ |
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return $this->schemes; |
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} |
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/** |
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* Sets the schemes (e.g. 'https') this route is restricted to. |
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* So an empty array means that any scheme is allowed. |
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* |
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* @param string|string[] $schemes The scheme or an array of schemes |
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* |
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* @return $this |
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*/ |
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public function setSchemes(string|array $schemes): static |
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{ |
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$this->schemes = array_map('strtolower', (array) $schemes); |
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$this->compiled = null; |
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return $this; |
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} |
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/** |
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* Checks if a scheme requirement has been set. |
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*/ |
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public function hasScheme(string $scheme): bool |
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{ |
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return \in_array(strtolower($scheme), $this->schemes, true); |
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} |
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/** |
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* Returns the uppercased HTTP methods this route is restricted to. |
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* So an empty array means that any method is allowed. |
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* |
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* @return string[] |
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*/ |
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public function getMethods(): array |
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{ |
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return $this->methods; |
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} |
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/** |
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* Sets the HTTP methods (e.g. 'POST') this route is restricted to. |
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* So an empty array means that any method is allowed. |
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* |
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* @param string|string[] $methods The method or an array of methods |
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* |
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* @return $this |
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*/ |
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public function setMethods(string|array $methods): static |
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{ |
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$this->methods = array_map('strtoupper', (array) $methods); |
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$this->compiled = null; |
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return $this; |
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} |
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public function getOptions(): array |
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{ |
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return $this->options; |
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} |
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/** |
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* @return $this |
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*/ |
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public function setOptions(array $options): static |
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{ |
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$this->options = [ |
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'compiler_class' => RouteCompiler::class, |
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]; |
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return $this->addOptions($options); |
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} |
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/** |
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* @return $this |
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*/ |
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public function addOptions(array $options): static |
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{ |
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foreach ($options as $name => $option) { |
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$this->options[$name] = $option; |
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} |
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$this->compiled = null; |
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return $this; |
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} |
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/** |
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* Sets an option value. |
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* |
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* @return $this |
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*/ |
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public function setOption(string $name, mixed $value): static |
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{ |
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$this->options[$name] = $value; |
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$this->compiled = null; |
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return $this; |
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} |
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/** |
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* Returns the option value or null when not found. |
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*/ |
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public function getOption(string $name): mixed |
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{ |
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return $this->options[$name] ?? null; |
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} |
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public function hasOption(string $name): bool |
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{ |
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return \array_key_exists($name, $this->options); |
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} |
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public function getDefaults(): array |
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{ |
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return $this->defaults; |
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} |
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/** |
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* @return $this |
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*/ |
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public function setDefaults(array $defaults): static |
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{ |
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$this->defaults = []; |
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return $this->addDefaults($defaults); |
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} |
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/** |
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* @return $this |
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*/ |
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public function addDefaults(array $defaults): static |
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{ |
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if (isset($defaults['_locale']) && $this->isLocalized()) { |
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unset($defaults['_locale']); |
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} |
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foreach ($defaults as $name => $default) { |
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$this->defaults[$name] = $default; |
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} |
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$this->compiled = null; |
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return $this; |
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} |
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public function getDefault(string $name): mixed |
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{ |
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return $this->defaults[$name] ?? null; |
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} |
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public function hasDefault(string $name): bool |
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{ |
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return \array_key_exists($name, $this->defaults); |
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} |
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/** |
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* @return $this |
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*/ |
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public function setDefault(string $name, mixed $default): static |
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{ |
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if ('_locale' === $name && $this->isLocalized()) { |
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return $this; |
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} |
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$this->defaults[$name] = $default; |
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$this->compiled = null; |
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return $this; |
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} |
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public function getRequirements(): array |
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{ |
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return $this->requirements; |
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} |
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/** |
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* @return $this |
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*/ |
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public function setRequirements(array $requirements): static |
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{ |
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$this->requirements = []; |
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return $this->addRequirements($requirements); |
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} |
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/** |
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* @return $this |
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*/ |
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public function addRequirements(array $requirements): static |
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{ |
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if (isset($requirements['_locale']) && $this->isLocalized()) { |
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unset($requirements['_locale']); |
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} |
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foreach ($requirements as $key => $regex) { |
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$this->requirements[$key] = $this->sanitizeRequirement($key, $regex); |
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} |
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$this->compiled = null; |
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return $this; |
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} |
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public function getRequirement(string $key): ?string |
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{ |
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return $this->requirements[$key] ?? null; |
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} |
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public function hasRequirement(string $key): bool |
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{ |
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return \array_key_exists($key, $this->requirements); |
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} |
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/** |
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* @return $this |
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*/ |
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public function setRequirement(string $key, string $regex): static |
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{ |
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if ('_locale' === $key && $this->isLocalized()) { |
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return $this; |
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} |
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$this->requirements[$key] = $this->sanitizeRequirement($key, $regex); |
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$this->compiled = null; |
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return $this; |
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} |
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public function getCondition(): string |
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{ |
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return $this->condition; |
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} |
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/** |
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* @return $this |
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*/ |
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public function setCondition(?string $condition): static |
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{ |
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$this->condition = (string) $condition; |
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$this->compiled = null; |
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return $this; |
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} |
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/** |
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* Compiles the route. |
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* |
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* @throws \LogicException If the Route cannot be compiled because the |
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* path or host pattern is invalid |
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* |
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* @see RouteCompiler which is responsible for the compilation process |
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*/ |
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public function compile(): CompiledRoute |
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{ |
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if (null !== $this->compiled) { |
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return $this->compiled; |
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} |
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$class = $this->getOption('compiler_class'); |
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return $this->compiled = $class::compile($this); |
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} |
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private function extractInlineDefaultsAndRequirements(string $pattern): string |
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{ |
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if (false === strpbrk($pattern, '?<:')) { |
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return $pattern; |
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} |
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$mapping = $this->getDefault('_route_mapping') ?? []; |
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$pattern = preg_replace_callback('#\{(!?)([\w\x80-\xFF]++)(:([\w\x80-\xFF]++)(\.[\w\x80-\xFF]++)?)?(<.*?>)?(\?[^\}]*+)?\}#', function ($m) use (&$mapping) { |
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if (isset($m[7][0])) { |
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$this->setDefault($m[2], '?' !== $m[7] ? substr($m[7], 1) : null); |
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} |
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if (isset($m[6][0])) { |
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$this->setRequirement($m[2], substr($m[6], 1, -1)); |
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} |
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if (isset($m[4][0])) { |
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$mapping[$m[2]] = isset($m[5][0]) ? [$m[4], substr($m[5], 1)] : $m[4]; |
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} |
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return '{'.$m[1].$m[2].'}'; |
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}, $pattern); |
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if ($mapping) { |
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$this->setDefault('_route_mapping', $mapping); |
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} |
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return $pattern; |
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} |
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private function sanitizeRequirement(string $key, string $regex): string |
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{ |
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if ('' !== $regex) { |
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if ('^' === $regex[0]) { |
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$regex = substr($regex, 1); |
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} elseif (str_starts_with($regex, '\\A')) { |
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$regex = substr($regex, 2); |
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} |
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} |
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if (str_ends_with($regex, '$')) { |
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$regex = substr($regex, 0, -1); |
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} elseif (\strlen($regex) - 2 === strpos($regex, '\\z')) { |
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$regex = substr($regex, 0, -2); |
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} |
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if ('' === $regex) { |
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throw new \InvalidArgumentException(\sprintf('Routing requirement for "%s" cannot be empty.', $key)); |
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} |
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return $regex; |
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} |
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private function isLocalized(): bool |
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{ |
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return isset($this->defaults['_locale']) && isset($this->defaults['_canonical_route']) && ($this->requirements['_locale'] ?? null) === preg_quote($this->defaults['_locale']); |
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} |
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}
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