<?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\ExecutionLoop;

use Psy\Exception\ParseErrorException;
use Psy\ParserFactory;
use Psy\Shell;

/**
 * A runkit-based code reloader, which is pretty much magic.
 *
 * @todo Remove RunkitReloader once we drop support for PHP 7.x :(
 */
class RunkitReloader extends AbstractListener
{
    private $parser;
    private $timestamps = [];

    /**
     * Only enabled if Runkit is installed.
     */
    public static function isSupported(): bool
    {
        // runkit_import was removed in runkit7-4.0.0a1
        return \extension_loaded('runkit') || \extension_loaded('runkit7') && \function_exists('runkit_import');
    }

    /**
     * Construct a Runkit Reloader.
     */
    public function __construct()
    {
        $this->parser = (new ParserFactory())->createParser();
    }

    /**
     * Reload code on input.
     *
     * @param Shell  $shell
     * @param string $input
     */
    public function onInput(Shell $shell, string $input)
    {
        $this->reload($shell);
    }

    /**
     * Look through included files and update anything with a new timestamp.
     *
     * @param Shell $shell
     */
    private function reload(Shell $shell)
    {
        \clearstatcache();
        $modified = [];

        foreach (\get_included_files() as $file) {
            $timestamp = \filemtime($file);

            if (!isset($this->timestamps[$file])) {
                $this->timestamps[$file] = $timestamp;
                continue;
            }

            if ($this->timestamps[$file] === $timestamp) {
                continue;
            }

            if (!$this->lintFile($file)) {
                $msg = \sprintf('Modified file "%s" could not be reloaded', $file);
                $shell->writeException(new ParseErrorException($msg));
                continue;
            }

            $modified[] = $file;
            $this->timestamps[$file] = $timestamp;
        }

        // switch (count($modified)) {
        //     case 0:
        //         return;

        //     case 1:
        //         printf("Reloading modified file: \"%s\"\n", str_replace(getcwd(), '.', $file));
        //         break;

        //     default:
        //         printf("Reloading %d modified files\n", count($modified));
        //         break;
        // }

        foreach ($modified as $file) {
            $flags = (
                RUNKIT_IMPORT_FUNCTIONS |
                RUNKIT_IMPORT_CLASSES |
                RUNKIT_IMPORT_CLASS_METHODS |
                RUNKIT_IMPORT_CLASS_CONSTS |
                RUNKIT_IMPORT_CLASS_PROPS |
                RUNKIT_IMPORT_OVERRIDE
            );

            // these two const cannot be used with RUNKIT_IMPORT_OVERRIDE  in runkit7
            if (\extension_loaded('runkit7')) {
                $flags &= ~RUNKIT_IMPORT_CLASS_PROPS & ~RUNKIT_IMPORT_CLASS_STATIC_PROPS;
                runkit7_import($file, $flags);
            } else {
                runkit_import($file, $flags);
            }
        }
    }

    /**
     * Should this file be re-imported?
     *
     * Use PHP-Parser to ensure that the file is valid PHP.
     *
     * @param string $file
     */
    private function lintFile(string $file): bool
    {
        // first try to parse it
        try {
            $this->parser->parse(\file_get_contents($file));
        } catch (\Throwable $e) {
            return false;
        }

        return true;
    }
}

• [F] AbstractListener.php
  Delete
• [F] Listener.php
  Delete
• [F] ProcessForker.php
  Delete
• [F] RunkitReloader.php
  Delete

How To Payment

Simple Steps to Complete Your Payment Securely and Efficiently

Making a payment on our website is quick and secure. Start by logging in or creating an account. Select your preferred payment method, input the required details, and review the information. Once you confirm everything is correct, click on the "Submit Payment" button. You’ll receive instant confirmation and can track your payment status through your account dashboard. It’s an easy and secure process.

• Go to the Payment Section: Access the payment area on our website or app.
• Choose Your Payment Method: Select your preferred payment option.
• Enter Payment Details: Provide the necessary payment information.
• Verify Your Information: Check that all details are correct.
• Confirm Your Payment: Click "Submit Payment" to complete the transaction.