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| use Wikimedia\CSS\Parser\Parser;
| | /* empty */ |
| use Wikimedia\CSS\Sanitizer\StylesheetSanitizer;
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| /** Parse a stylesheet from a string **/ | |
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| $parser = Parser::newFromString( $cssText );
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| $stylesheet = $parser->parseStylesheet();
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| /** Report any parser errors **/
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| foreach ( $parser->getParseErrors() as list( $code, $line, $pos ) ) {
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| // $code is a string that should be suitable as a key for an i18n library.
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| // See errors.md for details.
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| $error = lookupI18nMessage( "css-parse-error-$code" );
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| echo "Parse error: $error at line $line character $pos\n";
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| }
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| /** Apply sanitization to the stylesheet **/
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| // If you need to customize the defaults, copy the code of this method and
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| // modify it.
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| $sanitizer = StylesheetSanitizer::newDefault();
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| $newStylesheet = $sanitizer->sanitize( $stylesheet );
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| /** Report any sanitizer errors **/
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| foreach ( $sanitizer->getSanitizationErrors() as list( $code, $line, $pos ) ) {
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| // $code is a string that should be suitable as a key for an i18n library.
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| // See errors.md for details.
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| $error = lookupI18nMessage( "css-sanitization-error-$code" );
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| echo "Sanitization error: $error at line $line character $pos\n";
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| }
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| /** Convert the sanitized stylesheet back to text **/
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| $newText = (string)$newStylesheet;
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| @media screen {
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| html.skin-theme-clientpref-night .infobox { background-color: black; color: white; }
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| }
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| @media screen and (prefers-color-scheme: dark) {
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| html.skin-theme-clientpref-os .infobox { background-color: black; color: white; }
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| }
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