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<?php |
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|
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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 <[email protected]> |
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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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|
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namespace AcyMailing\Libraries\Symfony\CssSelector\XPath; |
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|
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/** |
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* XPath expression translator interface. |
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* |
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* This component is a port of the Python cssselect library, |
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* which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. |
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* |
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* @author Jean-François Simon <[email protected]> |
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* |
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* @internal |
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*/ |
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class XPathExpr |
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{ |
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private $path; |
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private $element; |
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private $condition; |
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|
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public function __construct(string $path = '', string $element = '*', string $condition = '', bool $starPrefix = false) |
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{ |
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$this->path = $path; |
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$this->element = $element; |
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$this->condition = $condition; |
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|
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if ($starPrefix) { |
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$this->addStarPrefix(); |
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} |
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} |
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|
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public function getElement(): string |
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{ |
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return $this->element; |
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} |
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|
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public function addCondition(string $condition): self |
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{ |
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$this->condition = $this->condition ? sprintf('(%s) and (%s)', $this->condition, $condition) : $condition; |
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|
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return $this; |
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} |
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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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public function addNameTest(): self |
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{ |
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if ('*' !== $this->element) { |
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$this->addCondition('name() = '.Translator::getXpathLiteral($this->element)); |
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$this->element = '*'; |
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} |
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|
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return $this; |
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} |
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|
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public function addStarPrefix(): self |
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{ |
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$this->path .= '*/'; |
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|
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return $this; |
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} |
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|
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/** |
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* Joins another XPathExpr with a combiner. |
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* |
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* @return $this |
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*/ |
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public function join(string $combiner, self $expr): self |
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{ |
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$path = $this->__toString().$combiner; |
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|
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if ('*/' !== $expr->path) { |
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$path .= $expr->path; |
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} |
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|
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$this->path = $path; |
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$this->element = $expr->element; |
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$this->condition = $expr->condition; |
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|
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return $this; |
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} |
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|
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public function __toString(): string |
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{ |
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$path = $this->path.$this->element; |
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$condition = null === $this->condition || '' === $this->condition ? '' : '['.$this->condition.']'; |
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|
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return $path.$condition; |
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} |
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} |
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|
