FM / Readline

/var/www/vhosts/ihelp.ro/httpdocs/vendor/psy/psysh/src/Readline/

/var/www/vhosts/ihelp.ro/httpdocs/vendor/psy/psysh/src/Readline

Name	Size	Mode	Actions
Hoa/	-	0755	rm
GNUReadline.php	4132	0644	edit dl rm
HoaConsole.php	367	0644	edit dl rm
Libedit.php	3384	0644	edit dl rm
Readline.php	1831	0644	edit dl rm
Transient.php	3007	0644	edit dl rm
Userland.php	3715	0644	edit dl rm

Edit: /var/www/vhosts/ihelp.ro/httpdocs/vendor/psy/psysh/src/Readline/Libedit.php (3384B)

<?php

/*
 * This file is part of Psy Shell.
 *
 * (c) 2012-2023 Justin Hileman
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Psy\Readline;

use Psy\Util\Str;

/**
 * A Libedit-based Readline implementation.
 *
 * This is largely the same as the Readline implementation, but it emulates
 * support for `readline_list_history` since PHP decided it was a good idea to
 * ship a fake Readline implementation that is missing history support.
 *
 * NOTE: As of PHP 7.4, PHP sometimes has history support in the Libedit
 * wrapper, so it will use the GNUReadline implementation rather than this one.
 */
class Libedit extends GNUReadline
{
    private $hasWarnedOwnership = false;

/**
     * Let's emulate GNU Readline by manually reading and parsing the history file!
     */
    public static function isSupported(): bool
    {
        return \function_exists('readline') && !\function_exists('readline_list_history');
    }

/**
     * {@inheritdoc}
     */
    public static function supportsBracketedPaste(): bool
    {
        return false;
    }

/**
     * {@inheritdoc}
     */
    public function listHistory(): array
    {
        $history = \file_get_contents($this->historyFile);
        if (!$history) {
            return [];
        }

// libedit doesn't seem to support non-unix line separators.
        $history = \explode("\n", $history);

// remove history signature if it exists
        if ($history[0] === '_HiStOrY_V2_') {
            \array_shift($history);
        }

// decode the line
        $history = \array_map([$this, 'parseHistoryLine'], $history);
        // filter empty lines & comments
        return \array_values(\array_filter($history));
    }

/**
     * {@inheritdoc}
     */
    public function writeHistory(): bool
    {
        $res = parent::writeHistory();

// Libedit apparently refuses to save history if the history file is not
        // owned by the user, even if it is writable. Warn when this happens.
        //
        // See https://github.com/bobthecow/psysh/issues/552
        if ($res === false && !$this->hasWarnedOwnership) {
            if (\is_file($this->historyFile) && \is_writable($this->historyFile)) {
                $this->hasWarnedOwnership = true;
                $msg = \sprintf('Error writing history file, check file ownership: %s', $this->historyFile);
                \trigger_error($msg, \E_USER_NOTICE);
            }
        }

return $res;
    }

/**
     * From GNUReadline (readline/histfile.c & readline/histexpand.c):
     * lines starting with "\0" are comments or timestamps;
     * if "\0" is found in an entry,
     * everything from it until the next line is a comment.
     *
     * @param string $line The history line to parse
     *
     * @return string|null
     */
    protected function parseHistoryLine(string $line)
    {
        // empty line, comment or timestamp
        if (!$line || $line[0] === "\0") {
            return;
        }
        // if "\0" is found in an entry, then
        // everything from it until the end of line is a comment.
        if (($pos = \strpos($line, "\0")) !== false) {
            $line = \substr($line, 0, $pos);
        }

return ($line !== '') ? Str::unvis($line) : null;
    }
}

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