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<?php |
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|
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declare(strict_types=1); |
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|
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namespace AcyMailing\Libraries\Sabberworm\CSS\Value; |
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|
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use AcyMailing\Libraries\Sabberworm\CSS\OutputFormat; |
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use AcyMailing\Libraries\Sabberworm\CSS\Parsing\ParserState; |
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use AcyMailing\Libraries\Sabberworm\CSS\Parsing\SourceException; |
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use AcyMailing\Libraries\Sabberworm\CSS\Parsing\UnexpectedEOFException; |
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use AcyMailing\Libraries\Sabberworm\CSS\Parsing\UnexpectedTokenException; |
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|
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/** |
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* This class is a wrapper for quoted strings to distinguish them from keywords. |
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* |
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* `CSSString`s always output with double quotes. |
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*/ |
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class CSSString extends PrimitiveValue |
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{ |
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/** |
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* @var string |
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*/ |
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private $string; |
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|
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/** |
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* @param int<1, max>|null $lineNumber |
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*/ |
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public function __construct(string $string, ?int $lineNumber = null) |
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{ |
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$this->string = $string; |
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parent::__construct($lineNumber); |
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} |
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|
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/** |
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* @throws SourceException |
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* @throws UnexpectedEOFException |
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* @throws UnexpectedTokenException |
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* |
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* @internal since V8.8.0 |
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*/ |
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public static function parse(ParserState $parserState): CSSString |
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{ |
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$begin = $parserState->peek(); |
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$quote = null; |
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if ($begin === "'") { |
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$quote = "'"; |
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} elseif ($begin === '"') { |
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$quote = '"'; |
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} |
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if ($quote !== null) { |
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$parserState->consume($quote); |
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} |
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$result = ''; |
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$content = null; |
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if ($quote === null) { |
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// Unquoted strings end in whitespace or with braces, brackets, parentheses |
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while (\preg_match('/[\\s{}()<>\\[\\]]/isu', $parserState->peek()) !== 1) { |
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$result .= $parserState->parseCharacter(false); |
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} |
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} else { |
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while (!$parserState->comes($quote)) { |
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$content = $parserState->parseCharacter(false); |
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if ($content === null) { |
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throw new SourceException( |
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"Non-well-formed quoted string {$parserState->peek(3)}", |
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$parserState->currentLine() |
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); |
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} |
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$result .= $content; |
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} |
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$parserState->consume($quote); |
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} |
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return new CSSString($result, $parserState->currentLine()); |
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} |
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|
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public function setString(string $string): void |
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{ |
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$this->string = $string; |
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} |
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|
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public function getString(): string |
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{ |
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return $this->string; |
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} |
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|
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/** |
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* @return non-empty-string |
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*/ |
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public function render(OutputFormat $outputFormat): string |
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{ |
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$string = \addslashes($this->string); |
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$string = \str_replace("\n", '\\A', $string); |
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return $outputFormat->getStringQuotingType() . $string . $outputFormat->getStringQuotingType(); |
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} |
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} |
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|
