Gecko [ unitednationsplay.com ]

Name	Size	Permission	Date
ArrayCollection.php	8.11 KB	-rw-r--r--	2020-11-17 16:24
Configuration.php	2.54 KB	-rw-r--r--	2020-11-17 16:24
ConfigurationAwareInterface.php	568 B	-rw-r--r--	2020-11-17 16:24
ConfigurationInterface.php	1.34 KB	-rw-r--r--	2020-11-17 16:24
Html5Entities.php	106.24 KB	-rw-r--r--	2020-11-17 16:24
Html5EntityDecoder.php	1.59 KB	-rw-r--r--	2020-11-17 16:24
LinkParserHelper.php	3.31 KB	-rw-r--r--	2020-11-17 16:24
PrioritizedList.php	1.52 KB	-rw-r--r--	2020-11-17 16:24
RegexHelper.php	8.88 KB	-rw-r--r--	2020-11-17 16:24
UrlEncoder.php	2.44 KB	-rw-r--r--	2020-11-17 16:24
Xml.php	713 B	-rw-r--r--	2020-11-17 16:24

Rename

<?php

/*
 * This file is part of the league/commonmark package.
 *
 * (c) Colin O'Dell <colinodell@gmail.com>
 *
 * Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js)
 *  - (c) John MacFarlane
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace League\CommonMark\Util;

use League\CommonMark\Cursor;

final class LinkParserHelper
{
    /**
     * Attempt to parse link destination
     *
     * @param Cursor $cursor
     *
     * @return null|string The string, or null if no match
     */
    public static function parseLinkDestination(Cursor $cursor): ?string
    {
        if ($res = $cursor->match(RegexHelper::REGEX_LINK_DESTINATION_BRACES)) {
            // Chop off surrounding <..>:
            return UrlEncoder::unescapeAndEncode(
                RegexHelper::unescape(\substr($res, 1, -1))
            );
        }

if ($cursor->getCharacter() === '<') {
            return null;
        }

$destination = self::manuallyParseLinkDestination($cursor);
        if ($destination === null) {
            return null;
        }

return UrlEncoder::unescapeAndEncode(
            RegexHelper::unescape($destination)
        );
    }

public static function parseLinkLabel(Cursor $cursor): int
    {
        $match = $cursor->match('/^\[(?:[^\\\\\[\]]|\\\\.){0,1000}\]/');
        if ($match === null) {
            return 0;
        }

$length = \mb_strlen($match, 'utf-8');

if ($length > 1001) {
            return 0;
        }

return $length;
    }

/**
     * Attempt to parse link title (sans quotes)
     *
     * @param Cursor $cursor
     *
     * @return null|string The string, or null if no match
     */
    public static function parseLinkTitle(Cursor $cursor): ?string
    {
        if ($title = $cursor->match('/' . RegexHelper::PARTIAL_LINK_TITLE . '/')) {
            // Chop off quotes from title and unescape
            return RegexHelper::unescape(\substr($title, 1, -1));
        }

return null;
    }

private static function manuallyParseLinkDestination(Cursor $cursor): ?string
    {
        $oldPosition = $cursor->getPosition();
        $oldState = $cursor->saveState();

$openParens = 0;
        while (($c = $cursor->getCharacter()) !== null) {
            if ($c === '\\' && $cursor->peek() !== null && RegexHelper::isEscapable($cursor->peek())) {
                $cursor->advanceBy(2);
            } elseif ($c === '(') {
                $cursor->advanceBy(1);
                $openParens++;
            } elseif ($c === ')') {
                if ($openParens < 1) {
                    break;
                }

$cursor->advanceBy(1);
                $openParens--;
            } elseif (\preg_match(RegexHelper::REGEX_WHITESPACE_CHAR, $c)) {
                break;
            } else {
                $cursor->advanceBy(1);
            }
        }

if ($openParens !== 0) {
            return null;
        }

if ($cursor->getPosition() === $oldPosition && $c !== ')') {
            return null;
        }

$newPos = $cursor->getPosition();
        $cursor->restoreState($oldState);

$cursor->advanceBy($newPos - $cursor->getPosition());

return $cursor->getPreviousText();
    }
}