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vendor/symfony/css-selector/Node/AbstractNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Abstract base node class.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+abstract class AbstractNode implements NodeInterface
+{
+    private string $nodeName;
+
+    public function getNodeName(): string
+    {
+        return $this->nodeName ??= preg_replace('~.*\\\\([^\\\\]+)Node$~', '$1', static::class);
+    }
+}

vendor/symfony/css-selector/Node/AttributeNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a "<selector>[<namespace>|<attribute> <operator> <value>]" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class AttributeNode extends AbstractNode
+{
+    private NodeInterface $selector;
+    private ?string $namespace;
+    private string $attribute;
+    private string $operator;
+    private ?string $value;
+
+    public function __construct(NodeInterface $selector, ?string $namespace, string $attribute, string $operator, ?string $value)
+    {
+        $this->selector = $selector;
+        $this->namespace = $namespace;
+        $this->attribute = $attribute;
+        $this->operator = $operator;
+        $this->value = $value;
+    }
+
+    public function getSelector(): NodeInterface
+    {
+        return $this->selector;
+    }
+
+    public function getNamespace(): ?string
+    {
+        return $this->namespace;
+    }
+
+    public function getAttribute(): string
+    {
+        return $this->attribute;
+    }
+
+    public function getOperator(): string
+    {
+        return $this->operator;
+    }
+
+    public function getValue(): ?string
+    {
+        return $this->value;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->selector->getSpecificity()->plus(new Specificity(0, 1, 0));
+    }
+
+    public function __toString(): string
+    {
+        $attribute = $this->namespace ? $this->namespace.'|'.$this->attribute : $this->attribute;
+
+        return 'exists' === $this->operator
+            ? sprintf('%s[%s[%s]]', $this->getNodeName(), $this->selector, $attribute)
+            : sprintf("%s[%s[%s %s '%s']]", $this->getNodeName(), $this->selector, $attribute, $this->operator, $this->value);
+    }
+}

vendor/symfony/css-selector/Node/ClassNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a "<selector>.<name>" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class ClassNode extends AbstractNode
+{
+    private NodeInterface $selector;
+    private string $name;
+
+    public function __construct(NodeInterface $selector, string $name)
+    {
+        $this->selector = $selector;
+        $this->name = $name;
+    }
+
+    public function getSelector(): NodeInterface
+    {
+        return $this->selector;
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->selector->getSpecificity()->plus(new Specificity(0, 1, 0));
+    }
+
+    public function __toString(): string
+    {
+        return sprintf('%s[%s.%s]', $this->getNodeName(), $this->selector, $this->name);
+    }
+}

vendor/symfony/css-selector/Node/CombinedSelectorNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a combined node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class CombinedSelectorNode extends AbstractNode
+{
+    private NodeInterface $selector;
+    private string $combinator;
+    private NodeInterface $subSelector;
+
+    public function __construct(NodeInterface $selector, string $combinator, NodeInterface $subSelector)
+    {
+        $this->selector = $selector;
+        $this->combinator = $combinator;
+        $this->subSelector = $subSelector;
+    }
+
+    public function getSelector(): NodeInterface
+    {
+        return $this->selector;
+    }
+
+    public function getCombinator(): string
+    {
+        return $this->combinator;
+    }
+
+    public function getSubSelector(): NodeInterface
+    {
+        return $this->subSelector;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->selector->getSpecificity()->plus($this->subSelector->getSpecificity());
+    }
+
+    public function __toString(): string
+    {
+        $combinator = ' ' === $this->combinator ? '<followed>' : $this->combinator;
+
+        return sprintf('%s[%s %s %s]', $this->getNodeName(), $this->selector, $combinator, $this->subSelector);
+    }
+}

vendor/symfony/css-selector/Node/ElementNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a "<namespace>|<element>" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class ElementNode extends AbstractNode
+{
+    private ?string $namespace;
+    private ?string $element;
+
+    public function __construct(?string $namespace = null, ?string $element = null)
+    {
+        $this->namespace = $namespace;
+        $this->element = $element;
+    }
+
+    public function getNamespace(): ?string
+    {
+        return $this->namespace;
+    }
+
+    public function getElement(): ?string
+    {
+        return $this->element;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return new Specificity(0, 0, $this->element ? 1 : 0);
+    }
+
+    public function __toString(): string
+    {
+        $element = $this->element ?: '*';
+
+        return sprintf('%s[%s]', $this->getNodeName(), $this->namespace ? $this->namespace.'|'.$element : $element);
+    }
+}

vendor/symfony/css-selector/Node/FunctionNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+use Symfony\Component\CssSelector\Parser\Token;
+
+/**
+ * Represents a "<selector>:<name>(<arguments>)" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class FunctionNode extends AbstractNode
+{
+    private NodeInterface $selector;
+    private string $name;
+    private array $arguments;
+
+    /**
+     * @param Token[] $arguments
+     */
+    public function __construct(NodeInterface $selector, string $name, array $arguments = [])
+    {
+        $this->selector = $selector;
+        $this->name = strtolower($name);
+        $this->arguments = $arguments;
+    }
+
+    public function getSelector(): NodeInterface
+    {
+        return $this->selector;
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return Token[]
+     */
+    public function getArguments(): array
+    {
+        return $this->arguments;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->selector->getSpecificity()->plus(new Specificity(0, 1, 0));
+    }
+
+    public function __toString(): string
+    {
+        $arguments = implode(', ', array_map(fn (Token $token) => "'".$token->getValue()."'", $this->arguments));
+
+        return sprintf('%s[%s:%s(%s)]', $this->getNodeName(), $this->selector, $this->name, $arguments ? '['.$arguments.']' : '');
+    }
+}

vendor/symfony/css-selector/Node/HashNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a "<selector>#<id>" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class HashNode extends AbstractNode
+{
+    private NodeInterface $selector;
+    private string $id;
+
+    public function __construct(NodeInterface $selector, string $id)
+    {
+        $this->selector = $selector;
+        $this->id = $id;
+    }
+
+    public function getSelector(): NodeInterface
+    {
+        return $this->selector;
+    }
+
+    public function getId(): string
+    {
+        return $this->id;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->selector->getSpecificity()->plus(new Specificity(1, 0, 0));
+    }
+
+    public function __toString(): string
+    {
+        return sprintf('%s[%s#%s]', $this->getNodeName(), $this->selector, $this->id);
+    }
+}

vendor/symfony/css-selector/Node/NegationNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a "<selector>:not(<identifier>)" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class NegationNode extends AbstractNode
+{
+    private NodeInterface $selector;
+    private NodeInterface $subSelector;
+
+    public function __construct(NodeInterface $selector, NodeInterface $subSelector)
+    {
+        $this->selector = $selector;
+        $this->subSelector = $subSelector;
+    }
+
+    public function getSelector(): NodeInterface
+    {
+        return $this->selector;
+    }
+
+    public function getSubSelector(): NodeInterface
+    {
+        return $this->subSelector;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->selector->getSpecificity()->plus($this->subSelector->getSpecificity());
+    }
+
+    public function __toString(): string
+    {
+        return sprintf('%s[%s:not(%s)]', $this->getNodeName(), $this->selector, $this->subSelector);
+    }
+}

vendor/symfony/css-selector/Node/NodeInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Interface for nodes.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+interface NodeInterface extends \Stringable
+{
+    public function getNodeName(): string;
+
+    public function getSpecificity(): Specificity;
+}

vendor/symfony/css-selector/Node/PseudoNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a "<selector>:<identifier>" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class PseudoNode extends AbstractNode
+{
+    private NodeInterface $selector;
+    private string $identifier;
+
+    public function __construct(NodeInterface $selector, string $identifier)
+    {
+        $this->selector = $selector;
+        $this->identifier = strtolower($identifier);
+    }
+
+    public function getSelector(): NodeInterface
+    {
+        return $this->selector;
+    }
+
+    public function getIdentifier(): string
+    {
+        return $this->identifier;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->selector->getSpecificity()->plus(new Specificity(0, 1, 0));
+    }
+
+    public function __toString(): string
+    {
+        return sprintf('%s[%s:%s]', $this->getNodeName(), $this->selector, $this->identifier);
+    }
+}

vendor/symfony/css-selector/Node/SelectorNode.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a "<selector>(::|:)<pseudoElement>" node.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class SelectorNode extends AbstractNode
+{
+    private NodeInterface $tree;
+    private ?string $pseudoElement;
+
+    public function __construct(NodeInterface $tree, ?string $pseudoElement = null)
+    {
+        $this->tree = $tree;
+        $this->pseudoElement = $pseudoElement ? strtolower($pseudoElement) : null;
+    }
+
+    public function getTree(): NodeInterface
+    {
+        return $this->tree;
+    }
+
+    public function getPseudoElement(): ?string
+    {
+        return $this->pseudoElement;
+    }
+
+    public function getSpecificity(): Specificity
+    {
+        return $this->tree->getSpecificity()->plus(new Specificity(0, 0, $this->pseudoElement ? 1 : 0));
+    }
+
+    public function __toString(): string
+    {
+        return sprintf('%s[%s%s]', $this->getNodeName(), $this->tree, $this->pseudoElement ? '::'.$this->pseudoElement : '');
+    }
+}

vendor/symfony/css-selector/Node/Specificity.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\CssSelector\Node;
+
+/**
+ * Represents a node specificity.
+ *
+ * This component is a port of the Python cssselect library,
+ * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
+ *
+ * @see http://www.w3.org/TR/selectors/#specificity
+ *
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class Specificity
+{
+    public const A_FACTOR = 100;
+    public const B_FACTOR = 10;
+    public const C_FACTOR = 1;
+
+    private int $a;
+    private int $b;
+    private int $c;
+
+    public function __construct(int $a, int $b, int $c)
+    {
+        $this->a = $a;
+        $this->b = $b;
+        $this->c = $c;
+    }
+
+    public function plus(self $specificity): self
+    {
+        return new self($this->a + $specificity->a, $this->b + $specificity->b, $this->c + $specificity->c);
+    }
+
+    public function getValue(): int
+    {
+        return $this->a * self::A_FACTOR + $this->b * self::B_FACTOR + $this->c * self::C_FACTOR;
+    }
+
+    /**
+     * Returns -1 if the object specificity is lower than the argument,
+     * 0 if they are equal, and 1 if the argument is lower.
+     */
+    public function compareTo(self $specificity): int
+    {
+        if ($this->a !== $specificity->a) {
+            return $this->a > $specificity->a ? 1 : -1;
+        }
+
+        if ($this->b !== $specificity->b) {
+            return $this->b > $specificity->b ? 1 : -1;
+        }
+
+        if ($this->c !== $specificity->c) {
+            return $this->c > $specificity->c ? 1 : -1;
+        }
+
+        return 0;
+    }
+}