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<?php |
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|
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// phpcs:disable Yoast.NamingConventions.NamespaceName.TooLong |
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namespace Yoast\WP\SEO\Llms_Txt\Application; |
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|
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/** |
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* The escaper of markdown. |
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*/ |
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class Markdown_Escaper { |
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|
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/** |
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* Escapes markdown text. |
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* |
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* @param string $text The markdown text to escape. |
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* |
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* @return string The escaped markdown text. |
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*/ |
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public function escape_markdown_content( $text ) { |
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// We have to decode the text first mostly because ampersands will be escaped below. |
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$text = \html_entity_decode( $text, \ENT_QUOTES, 'UTF-8' ); |
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|
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// Define a regex pattern for all the special characters in markdown that we want to escape. |
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$pattern = '/[-#*+`._[\]()!&<>_{}|]/'; |
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|
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$replacement = static function ( $matches ) { |
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return '\\' . $matches[0]; |
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}; |
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|
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return \preg_replace_callback( $pattern, $replacement, $text ); |
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} |
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|
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/** |
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* Escapes URLs in markdown. |
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* |
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* @param string $url The markdown URL to escape. |
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* |
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* @return string The escaped markdown URL. |
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*/ |
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public function escape_markdown_url( $url ) { |
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$escaped_url = \str_replace( [ ' ', '(', ')', '\\' ], [ '%20', '%28', '%29', '%5C' ], $url ); |
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|
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return $escaped_url; |
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} |
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} |
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