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<?php |
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declare(strict_types=1); |
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namespace voku\helper; |
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/** |
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* @property-read string outertext <p>Get dom node's outer html.</p> |
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* @property-read string plaintext <p>Get dom node's plain text.</p> |
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*/ |
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class SimpleHtmlDomNode extends \ArrayObject implements SimpleHtmlDomNodeInterface |
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{ |
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/** @noinspection MagicMethodsValidityInspection */ |
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/** |
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* @param string $name |
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* |
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* @return array|null |
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*/ |
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public function __get($name) |
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{ |
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$name = \strtolower($name); |
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if ($this->count() > 0) { |
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$return = []; |
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foreach ($this as $node) { |
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if ($node instanceof SimpleHtmlDom) { |
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$return[] = $node->{$name}; |
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} |
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} |
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return $return; |
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} |
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return null; |
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} |
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/** |
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* alias for "$this->innerHtml()" (added for compatibly-reasons with v1.x) |
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*/ |
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public function outertext() |
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{ |
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return $this->innerHtml(); |
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} |
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/** |
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* alias for "$this->innerHtml()" (added for compatibly-reasons with v1.x) |
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*/ |
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public function innertext() |
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{ |
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return $this->innerHtml(); |
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} |
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/** |
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* @param string $selector |
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* @param int $idx |
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* |
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* @return SimpleHtmlDomNode|SimpleHtmlDomNode[]|null |
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*/ |
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public function __invoke($selector, $idx = null) |
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{ |
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return $this->find($selector, $idx); |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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$html = ''; |
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foreach ($this as $node) { |
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$html .= $node->outertext; |
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} |
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return $html; |
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} |
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/** |
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* Find one node with a CSS selector. |
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* |
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* @param string $selector |
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* |
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* @return SimpleHtmlDomNode|null |
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*/ |
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public function findOne(string $selector) |
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{ |
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return $this->find($selector, 0); |
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} |
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/** |
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* Find list of nodes with a CSS selector. |
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* |
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* @param string $selector |
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* @param int $idx |
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* |
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* @return SimpleHtmlDomNode|SimpleHtmlDomNode[]|null |
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*/ |
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public function find(string $selector, $idx = null) |
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{ |
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$elements = new self(); |
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foreach ($this as $node) { |
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foreach ($node->find($selector) as $res) { |
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$elements->append($res); |
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} |
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} |
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// return all elements |
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if ($idx === null) { |
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return $elements; |
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} |
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// handle negative values |
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if ($idx < 0) { |
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$idx = \count($elements) + $idx; |
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} |
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// return one element |
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return $elements[$idx] ?? null; |
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} |
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/** |
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* Get html of elements. |
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* |
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* @return array |
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*/ |
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public function innerHtml(): array |
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{ |
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$html = []; |
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foreach ($this as $node) { |
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$html[] = $node->outertext; |
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} |
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return $html; |
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} |
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/** |
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* Get plain text. |
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* |
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* @return array |
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*/ |
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public function text(): array |
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{ |
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$text = []; |
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foreach ($this as $node) { |
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$text[] = $node->plaintext; |
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} |
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1 |
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return $text; |
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} |
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} |
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voku /
simple_html_dom
