WordOnlyMarkdown.php

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<?php

declare(strict_types=1);

namespace ILIAS\Data\Text\Shape;

use ILIAS\Data\Text\Structure;
use ILIAS\Data\Text;
use ILIAS\Data\Text\Markup\MarkdownRegExps as MRE;

class WordOnlyMarkdown extends SimpleDocumentMarkdown
{
    public function getSupportedStructure(): array
    {
        return [
            Structure::BOLD,
            Structure::ITALIC
        ];
    }

    public function fromString(string $text): Text\WordOnlyMarkdown
    {
        return new Text\WordOnlyMarkdown($this, $text);
    }

    public function isRawStringCompliant(string $text): bool
    {
        $options = mb_regex_set_options();
        try {
            mb_regex_set_options("m");
            return !mb_ereg_match(
                '.*((' . MRE::HEADINGS->value . ')|(' . MRE::UNORDERED_LIST->value . ')|(' . MRE::ORDERED_LIST->value . ')|' .
                '(' . MRE::LINE_BREAK->value . ')|(' . MRE::PARAGRAPH->value . ')|(' . MRE::BLOCKQUOTE->value . ')|' .
                '(' . MRE::CODEBLOCK->value . ')|(' . MRE::REF->value . ')|(' . MRE::LINK_REF_USAGE->value . ')|' .
                '(' . MRE::IMAGE->value . ')|(' . MRE::IMAGE_REF_USAGE->value . '))',
                $text
            );
        } finally {
            mb_regex_set_options($options);
        }
    }
}