CSSFunction.php
5 days ago
CSSString.php
5 days ago
CalcFunction.php
5 days ago
CalcRuleValueList.php
5 days ago
Color.php
5 days ago
LineName.php
5 days ago
PrimitiveValue.php
5 days ago
RuleValueList.php
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Size.php
5 days ago
URL.php
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Value.php
5 days ago
ValueList.php
5 days ago
CSSString.php
107 lines
| 1 | <?php |
| 2 | |
| 3 | declare (strict_types=1); |
| 4 | namespace ProfilePressVendor\Sabberworm\CSS\Value; |
| 5 | |
| 6 | use ProfilePressVendor\Sabberworm\CSS\OutputFormat; |
| 7 | use ProfilePressVendor\Sabberworm\CSS\Parsing\ParserState; |
| 8 | use ProfilePressVendor\Sabberworm\CSS\Parsing\SourceException; |
| 9 | use ProfilePressVendor\Sabberworm\CSS\Parsing\UnexpectedEOFException; |
| 10 | use ProfilePressVendor\Sabberworm\CSS\Parsing\UnexpectedTokenException; |
| 11 | use ProfilePressVendor\Sabberworm\CSS\ShortClassNameProvider; |
| 12 | use function ProfilePressVendor\Safe\preg_match; |
| 13 | /** |
| 14 | * This class is a wrapper for quoted strings to distinguish them from keywords. |
| 15 | * |
| 16 | * `CSSString`s always output with double quotes. |
| 17 | */ |
| 18 | class CSSString extends PrimitiveValue |
| 19 | { |
| 20 | use ShortClassNameProvider; |
| 21 | /** |
| 22 | * @var string |
| 23 | */ |
| 24 | private $string; |
| 25 | /** |
| 26 | * @param int<1, max>|null $lineNumber |
| 27 | */ |
| 28 | public function __construct(string $string, ?int $lineNumber = null) |
| 29 | { |
| 30 | $this->string = $string; |
| 31 | parent::__construct($lineNumber); |
| 32 | } |
| 33 | /** |
| 34 | * @throws SourceException |
| 35 | * @throws UnexpectedEOFException |
| 36 | * @throws UnexpectedTokenException |
| 37 | * |
| 38 | * @internal since V8.8.0 |
| 39 | */ |
| 40 | public static function parse(ParserState $parserState): CSSString |
| 41 | { |
| 42 | $begin = $parserState->peek(); |
| 43 | $quote = null; |
| 44 | if ($begin === "'") { |
| 45 | $quote = "'"; |
| 46 | } elseif ($begin === '"') { |
| 47 | $quote = '"'; |
| 48 | } |
| 49 | if ($quote !== null) { |
| 50 | $parserState->consume($quote); |
| 51 | } |
| 52 | $result = ''; |
| 53 | if ($quote === null) { |
| 54 | // Unquoted strings end in whitespace or with braces, brackets, parentheses |
| 55 | while (preg_match('/[\s{}()<>\[\]]/isu', $parserState->peek()) === 0) { |
| 56 | $result .= $parserState->parseCharacter(\false); |
| 57 | } |
| 58 | } else { |
| 59 | while (!$parserState->comes($quote)) { |
| 60 | $content = $parserState->parseCharacter(\false); |
| 61 | if ($content === null) { |
| 62 | throw new SourceException("Non-well-formed quoted string {$parserState->peek(3)}", $parserState->currentLine()); |
| 63 | } |
| 64 | $result .= $content; |
| 65 | } |
| 66 | $parserState->consume($quote); |
| 67 | } |
| 68 | return new CSSString($result, $parserState->currentLine()); |
| 69 | } |
| 70 | public function setString(string $string): void |
| 71 | { |
| 72 | $this->string = $string; |
| 73 | } |
| 74 | public function getString(): string |
| 75 | { |
| 76 | return $this->string; |
| 77 | } |
| 78 | /** |
| 79 | * @return non-empty-string |
| 80 | */ |
| 81 | public function render(OutputFormat $outputFormat): string |
| 82 | { |
| 83 | return $outputFormat->getStringQuotingType() . $this->escape($this->string, $outputFormat) . $outputFormat->getStringQuotingType(); |
| 84 | } |
| 85 | /** |
| 86 | * @return array<string, bool|int|float|string|array<mixed>|null> |
| 87 | * |
| 88 | * @internal |
| 89 | */ |
| 90 | public function getArrayRepresentation(): array |
| 91 | { |
| 92 | return [ |
| 93 | 'class' => $this->getShortClassName(), |
| 94 | // We're using the term "contents" here to make the difference to the class more clear. |
| 95 | 'contents' => $this->string, |
| 96 | ]; |
| 97 | } |
| 98 | private function escape(string $string, OutputFormat $outputFormat): string |
| 99 | { |
| 100 | $charactersToEscape = '\\'; |
| 101 | $charactersToEscape .= $outputFormat->getStringQuotingType() === '"' ? '"' : "'"; |
| 102 | $withEscapedQuotes = \addcslashes($string, $charactersToEscape); |
| 103 | $withNewlineEncoded = \str_replace("\n", '\A', $withEscapedQuotes); |
| 104 | return $withNewlineEncoded; |
| 105 | } |
| 106 | } |
| 107 |