diff options
Diffstat (limited to 'vendor/theseer/tokenizer/src/XMLSerializer.php')
-rw-r--r-- | vendor/theseer/tokenizer/src/XMLSerializer.php | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/vendor/theseer/tokenizer/src/XMLSerializer.php b/vendor/theseer/tokenizer/src/XMLSerializer.php new file mode 100644 index 000000000..e67a7fe8b --- /dev/null +++ b/vendor/theseer/tokenizer/src/XMLSerializer.php @@ -0,0 +1,79 @@ +<?php declare(strict_types = 1); +namespace TheSeer\Tokenizer; + +use DOMDocument; + +class XMLSerializer { + + /** @var \XMLWriter */ + private $writer; + + /** @var Token */ + private $previousToken; + + /** @var NamespaceUri */ + private $xmlns; + + /** + * XMLSerializer constructor. + * + * @param NamespaceUri $xmlns + */ + public function __construct(NamespaceUri $xmlns = null) { + if ($xmlns === null) { + $xmlns = new NamespaceUri('https://github.com/theseer/tokenizer'); + } + $this->xmlns = $xmlns; + } + + public function toDom(TokenCollection $tokens): DOMDocument { + $dom = new DOMDocument(); + $dom->preserveWhiteSpace = false; + $dom->loadXML($this->toXML($tokens)); + + return $dom; + } + + public function toXML(TokenCollection $tokens): string { + $this->writer = new \XMLWriter(); + $this->writer->openMemory(); + $this->writer->setIndent(true); + $this->writer->startDocument(); + $this->writer->startElement('source'); + $this->writer->writeAttribute('xmlns', $this->xmlns->asString()); + + if (\count($tokens) > 0) { + $this->writer->startElement('line'); + $this->writer->writeAttribute('no', '1'); + + $this->previousToken = $tokens[0]; + + foreach ($tokens as $token) { + $this->addToken($token); + } + } + + $this->writer->endElement(); + $this->writer->endElement(); + $this->writer->endDocument(); + + return $this->writer->outputMemory(); + } + + private function addToken(Token $token): void { + if ($this->previousToken->getLine() < $token->getLine()) { + $this->writer->endElement(); + + $this->writer->startElement('line'); + $this->writer->writeAttribute('no', (string)$token->getLine()); + $this->previousToken = $token; + } + + if ($token->getValue() !== '') { + $this->writer->startElement('token'); + $this->writer->writeAttribute('name', $token->getName()); + $this->writer->writeRaw(\htmlspecialchars($token->getValue(), \ENT_NOQUOTES | \ENT_DISALLOWED | \ENT_XML1)); + $this->writer->endElement(); + } + } +} |