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Add Web UI

master
Ganlv 3 years ago
parent
commit
4beb6b1d91
3 changed files with 200 additions and 0 deletions
  1. +11
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      README.md
  2. +50
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      public/decode.php
  3. +139
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      public/index.php

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README.md View File

@ -24,6 +24,15 @@ Download the `zip` file and unzip them into a folder. All dependencies have been
## Usage
### Decode by Web UI
```bash
cd public/
php -S 127.0.0.1:8000
```
Visit <https://127.0.0.1:8000/> on Browser. You can select a file to upload, and you will download a decoded file.
### Decode One File
```bash
@ -40,6 +49,8 @@ php bin/decodeRecursive.php dir/
Call `bin/decodeRecursive.php` decode all php files in `dir/` recursively and save it to its original path.
You can use absolute path like `/path/to/your/dir/`.
**CAUTION: This will OVERWRITE all php files! If any error happened with the decoder, your files MAY NOT BE RECOVERED! Please backup your files!**
## About EnPHP Bugs


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public/decode.php View File

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<?php
/**
* EnPHP Decoder
*
* https://github.com/ganlvtech/php-enphp-decoder
*
* Copyright (C) 2019 Ganlv
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use Ganlv\EnphpDecoder\AutoDecoder;
use Ganlv\EnphpDecoder\KnownEnphpBugs\KnownEnphpBugsException;
error_reporting(E_ALL);
require __DIR__ . '/../vendor/autoload.php';
if (!isset($_FILES['file']) || $_FILES['file']['error'] !== UPLOAD_ERR_OK) {
echo 'File upload error. Refresh the page and try again please.';
return;
}
$code = file_get_contents($_FILES['file']['tmp_name']);
try {
$decoded = AutoDecoder::decode($code);
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="' . urlencode($_FILES['file']['name']) . '"');
echo $decoded;
} catch (KnownEnphpBugsException $exception) {
echo 'Known EnPHP bugs: ', $exception->getMessage(), PHP_EOL;
echo 'See: <a href="https://github.com/ganlvtech/php-enphp-decoder/blob/master/docs/enphp_bugs.md">docs/enphp_bugs.md</a>';
} catch (\PhpParser\Error $exception) {
echo 'Parser error: ', $exception->getMessage(), PHP_EOL;
echo 'Your php file is not a valid php file. Are you sure it can be run on your machine?';
} catch (Exception $exception) {
echo 'Unknown error: ', $exception->getMessage(), PHP_EOL;
echo 'You can <a href="https://github.com/ganlvtech/php-enphp-decoder/issues/new">submit an issue</a>, if you are are that this file is encoded by EnPHP.';
}

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public/index.php View File

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<?php
function parse_size($size)
{
$unit = preg_replace('/[^bkmgtpezy]/i', '', $size); // Remove the non-unit characters from the size.
$size = preg_replace('/[^0-9\.]/', '', $size); // Remove the non-numeric characters from the size.
if ($unit) {
// Find the position of the unit in the ordered string which is the power of magnitude to multiply a kilobyte by.
return round($size * pow(1024, stripos('bkmgtpezy', $unit[0])));
} else {
return round($size);
}
}
/**
* Returns a file size limit in bytes based on the PHP upload_max_filesize and post_max_size
*
* @link https://stackoverflow.com/questions/13076480/php-get-actual-maximum-upload-size
*
* @return int
*/
function file_upload_max_size()
{
static $max_size = -1;
if ($max_size < 0) {
// Start with post_max_size.
$post_max_size = parse_size(ini_get('post_max_size'));
if ($post_max_size > 0) {
$max_size = $post_max_size;
}
// If upload_max_size is less, then reduce. Except if upload_max_size is
// zero, which indicates no limit.
$upload_max = parse_size(ini_get('upload_max_filesize'));
if ($upload_max > 0 && $upload_max < $max_size) {
$max_size = $upload_max;
}
}
return $max_size;
}
?><!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>PHP EnPHP Decoder</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bulma/0.7.5/css/bulma.min.css">
<script defer src="https://use.fontawesome.com/releases/v5.3.1/js/all.js"></script>
<script src="https://unpkg.com/sweetalert/dist/sweetalert.min.js"></script>
<style>
.field .button {
padding-left: 2em;
padding-right: 2em;
}
</style>
</head>
<body>
<section class="hero is-light has-text-centered">
<div class="hero-body">
<div class="container">
<h1 class="title">PHP EnPHP Decoder</h1>
<p>
<a href="https://github.com/djunny/enphp">EnPHP</a> Decoder written in PHP. Powered by <a href="https://github.com/nikic/PHP-Parser">PHP-Parser</a>.
</p>
</div>
</div>
</section>
<section class="section">
<div class="container">
<iframe name="target_iframe" id="target-iframe" style="display: none;"></iframe>
<form action="decode.php" method="POST" enctype="multipart/form-data" target="target_iframe" id="form">
<input type="hidden" id="max-file-size-input" name="MAX_FILE_SIZE" value="<?php echo file_upload_max_size(); ?>">
<div class="field">
<div class="file is-centered has-name is-large is-boxed">
<label class="file-label">
<input class="file-input" type="file" id="file" name="file" accept=".php">
<span class="file-cta">
<span class="file-icon"><i class="fas fa-upload"></i></span>
<span class="file-label">Select a PHP File…</span>
</span>
<span class="file-name has-text-centered" id="file-name">No file selected.</span>
</label>
</div>
<p class="help has-text-centered">Max file size is <span id="max-file-size"></span>.</p>
</div>
<div class="field is-grouped is-grouped-centered">
<div class="control">
<button type="submit" class="button is-large is-primary"><span class="file-icon"><i class="fas fa-download"></i></span>Decode</button>
</div>
</div>
</form>
</div>
</section>
<script>
function humanReadableSize(size) {
if (size > 1024 * 1024 * 1024) {
return Math.round(size / 1024 / 1024 / 1024 * 10) / 10 + 'GiB';
} else if (size > 1024 * 1024) {
return Math.round(size / 1024 / 1024 * 10) / 10 + 'MiB';
} else if (size > 1024) {
return Math.round(size / 1024 * 10) / 10 + 'KiB';
}
return size + 'B';
}
var maxFileSize = parseInt(document.querySelector('#max-file-size-input').value);
document.querySelector('#max-file-size').textContent = humanReadableSize(maxFileSize);
document.querySelector('#file').addEventListener('change', function (e) {
var file = e.target.files[0];
if (file.size > maxFileSize) {
swal({
icon: 'error',
text: 'This file may be too large.',
});
} else {
if (!file.name.endsWith('.php')) {
swal({
icon: 'warning',
text: 'This file may not be a php file. But you can still try to submit.',
});
}
document.querySelector('#file-name').textContent = file.name;
}
});
document.querySelector('#target-iframe').addEventListener('load', function () {
var html = document.querySelector('#target-iframe').contentDocument.body.innerHTML;
if (html.length > 0) {
var div = document.createElement('div');
div.innerHTML = html;
swal({
content: div,
icon: 'error'
});
}
});
</script>
<a href="https://github.com/ganlvtech/php-enphp-decoder" class="github-corner" aria-label="View source on GitHub"><svg width="80" height="80" viewBox="0 0 250 250" style="fill:#151513; color:#fff; position: absolute; top: 0; border: 0; right: 0;" aria-hidden="true"><path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path><path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2" fill="currentColor" style="transform-origin: 130px 106px;" class="octo-arm"></path><path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z" fill="currentColor" class="octo-body"></path></svg></a><style>.github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}</style>
</body>
</html>

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