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<?php |
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/** |
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* This file is part of the ZBateson\MailMimeParser project. |
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* |
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* @license http://opensource.org/licenses/bsd-license.php BSD |
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*/ |
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namespace ZBateson\MailMimeParser\Header\Consumer; |
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use ZBateson\MailMimeParser\Header\IHeaderPart; |
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use ZBateson\MailMimeParser\Header\Part\CommentPart; |
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/** |
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* Parses a single ID from an ID header. Begins consuming on a '<' char, and |
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* ends on a '>' char. |
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* |
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* @author Zaahid Bateson |
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*/ |
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class IdConsumerService extends GenericConsumerService |
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{ |
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/** |
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* Overridden to return patterns matching the beginning part of an ID ('<' |
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* and '>' chars). |
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* |
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* @return string[] the patterns |
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*/ |
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public function getTokenSeparators() : array |
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{ |
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return ['\s+', '<', '>']; |
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} |
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/** |
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* Returns true for '>'. |
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*/ |
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protected function isEndToken(string $token) : bool |
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{ |
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return ($token === '>'); |
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} |
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/** |
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* Returns true for '<'. |
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*/ |
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protected function isStartToken(string $token) : bool |
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{ |
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return ($token === '<'); |
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} |
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/** |
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* Returns null for whitespace, and LiteralPart for anything else. |
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*/ |
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protected function getPartForToken(string $token, bool $isLiteral) : ?IHeaderPart |
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{ |
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if (\preg_match('/^\s+$/', $token)) { |
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return null; |
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} |
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return $this->partFactory->newLiteralPart($token); |
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} |
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/** |
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* Overridden to combine non-comment parts into a single part and return |
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* any comment parts after. |
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* |
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* @param IHeaderPart[] $parts |
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* @return IHeaderPart[] |
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*/ |
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protected function processParts(array $parts) : array |
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{ |
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$id = \array_reduce(\array_filter($parts), function ($c, $p) { |
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return $c . $p->getValue(); |
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}, ''); |
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return array_merge([$this->partFactory->newLiteralPart($id)], \array_values(\array_filter($parts, function ($p) { |
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return ($p instanceof CommentPart); |
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}))); |
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} |
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} |
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zbateson /
mail-mime-parser
