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<?php |
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namespace Kevintweber\HtmlTokenizer\Tokens; |
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use Kevintweber\HtmlTokenizer\HtmlTokenizer; |
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class Text extends AbstractToken |
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{ |
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public function __construct(Token $parent = null, bool $throwOnError = true, string $forcedValue = '') |
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{ |
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parent::__construct(Token::TEXT, $parent, $throwOnError); |
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$this->value = $forcedValue; |
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if ($forcedValue !== '') { |
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$positionArray = HtmlTokenizer::getPosition($forcedValue); |
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$this->line = $positionArray['line']; |
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$this->position = $positionArray['position']; |
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} |
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} |
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public function parse(string $html) : string |
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{ |
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// Get token position. |
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$positionArray = HtmlTokenizer::getPosition($html); |
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$this->line = $positionArray['line']; |
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$this->position = $positionArray['position']; |
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// Collapse whitespace before TEXT. |
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$startingWhitespace = ''; |
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if (preg_match("/(^\s)/", $html) === 1) { |
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$startingWhitespace = ' '; |
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} |
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$posOfNextElement = mb_strpos($html, '<'); |
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if ($posOfNextElement === false) { |
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$this->value = $startingWhitespace . trim($html); |
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return ''; |
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} |
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// Find full length of TEXT. |
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$text = mb_substr($html, 0, $posOfNextElement); |
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if (trim($text) == '') { |
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$this->value = ' '; |
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return mb_substr($html, $posOfNextElement); |
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} |
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// Collapse whitespace after TEXT. |
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$endingWhitespace = ''; |
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if (preg_match("/(\s$)/", $text) === 1) { |
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$endingWhitespace = ' '; |
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} |
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$this->value = $startingWhitespace . trim($text) . $endingWhitespace; |
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return mb_substr($html, $posOfNextElement); |
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} |
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public function toArray() : array |
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{ |
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return array( |
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'type' => 'text', |
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'value' => $this->value, |
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'line' => $this->getLine(), |
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'position' => $this->getPosition() |
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); |
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} |
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} |
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kevintweber /
HtmlTokenizer
