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<?php

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namespace WordfenceLS\Text;

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/**

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* Represents text that is already JavaScript-safe and should not be encoded again.

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* @package Wordfence2FA\Text

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class Model_JavaScript {

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private $_javaScript;

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/**

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* Returns a string escaped for use in JavaScript. This is almost identical in behavior to esc_js except that

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* we don't call _wp_specialchars and keep \r rather than stripping it.

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* @param string|Model_JavaScript $content

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* @return string

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public static function esc_js($content) {

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if (is_object($content) && ($content instanceof Model_HTML)) {

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return (string) $content;

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}

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$safe_text = wp_check_invalid_utf8($content);

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$safe_text = preg_replace('/&#(x)?0*(?(1)27|39);?/i', "'", stripslashes($safe_text));

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$safe_text = str_replace("\r", '\\r', $safe_text);

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$safe_text = str_replace("\n", '\\n', addslashes($safe_text));

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return apply_filters('js_escape', $safe_text, $content);

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}

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public static function echo_string_literal($string) {

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echo "'" . self::esc_js($string) . "'";

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}

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public function __construct($javaScript) {

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$this->_javaScript = $javaScript;

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}

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public function __toString() {

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return $this->_javaScript;

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}

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}

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