Files
USB-RAID-Array/Web/content/ftp/view.php

248 lines
8.6 KiB
PHP
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2025-04-14 10:26:56 +02:00
<?php
session_start();
if(!isset($_SESSION['uname'])){
header("location: ../../index.php");
session_destroy();
exit;
}
// Include this at the top to see potential errors
// Comment out in production
ini_set('display_errors', 1);
error_reporting(E_ALL);
ini_set('memory_limit', '512M');
require 'config.php';
$sftp = initializeSFTP($host, $username, $password);
if (!isset($_GET['file'])) {
die("No file specified");
}
$filePath = $_GET['file'];
$fileName = basename($filePath);
$fileExtension = strtolower(pathinfo($fileName, PATHINFO_EXTENSION));
if (!$sftp->stat($filePath)) {
die("File not found: $filePath");
}
$imageTypes = ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg'];
$videoTypes = ['mp4', 'webm', 'ogg', 'mov', 'avi', 'mkv'];
$audioTypes = ['mp3', 'wav', 'ogg', 'm4a', 'flac', 'aac'];
$isImage = in_array($fileExtension, $imageTypes);
$isVideo = in_array($fileExtension, $videoTypes);
$isAudio = in_array($fileExtension, $audioTypes);
if (!$isImage && !$isVideo && !$isAudio) {
die("Unsupported file type");
}
$fileSize = $sftp->stat($filePath)['size'];
$mimeMap = [
'mp4' => 'video/mp4',
'webm' => 'video/mp4',
'ogg' => 'video/mp4',
'mov' => 'video/mp4',
'avi' => 'video/mp4',
'mkv' => 'video/mp4',
'jpg' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'png' => 'image/png',
'gif' => 'image/gif',
'bmp' => 'image/bmp',
'webp' => 'image/webp',
'svg' => 'image/svg+xml',
'mp3' => 'audio/mpeg',
'wav' => 'audio/wav',
'm4a' => 'audio/mp4',
'flac' => 'audio/flac',
'aac' => 'audio/aac'
];
$mimeType = isset($mimeMap[$fileExtension]) ? $mimeMap[$fileExtension] : 'application/octet-stream';
if (isset($_GET['stream'])) {
$tempFile = tempnam(sys_get_temp_dir(), 'media_');
$start = 0;
$end = $fileSize - 1;
$length = $fileSize;
if (isset($_SERVER['HTTP_RANGE'])) {
$rangeHeader = $_SERVER['HTTP_RANGE'];
$matches = [];
if (preg_match('/bytes=(\d+)-(\d*)/', $rangeHeader, $matches)) {
$start = intval($matches[1]);
if (!empty($matches[2])) {
$end = intval($matches[2]);
}
$length = $end - $start + 1;
header('HTTP/1.1 206 Partial Content');
header('Content-Range: bytes ' . $start . '-' . $end . '/' . $fileSize);
}
}
header("Content-Type: $mimeType");
header("Accept-Ranges: bytes");
header("Content-Length: $length");
while (ob_get_level()) {
ob_end_clean();
}
$chunkSize = 8 * 1024 * 1024; // 8MB chunks for better performance
$currentPosition = $start;
$bytesRemaining = $length;
$tempHandle = fopen($tempFile, 'w+');
while ($bytesRemaining > 0) {
$readSize = min($chunkSize, $bytesRemaining);
$chunkTemp = tempnam(sys_get_temp_dir(), 'chunk_');
if ($sftp->get($filePath, $chunkTemp, $currentPosition, $readSize)) {
$chunkData = file_get_contents($chunkTemp);
echo $chunkData;
unlink($chunkTemp);
$bytesRemaining -= strlen($chunkData);
$currentPosition += strlen($chunkData);
flush();
} else {
error_log("SFTP reading error at position $currentPosition");
break;
}
if (connection_status() != CONNECTION_NORMAL) {
break;
}
}
fclose($tempHandle);
if (file_exists($tempFile)) {
unlink($tempFile);
}
exit;
}
?>
<!DOCTYPE html>
<html lang="en" data-bs-theme="<?= isset($_COOKIE['theme']) ? $_COOKIE['theme'] : 'light' ?>">
<head>
<title>Media Viewer - <?= htmlspecialchars($fileName) ?></title>
<link rel="icon" href="../../img/favicon.ico" type="image/x-icon">
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="stylesheet" href="../../css/bootstrap.css">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.1/font/bootstrap-icons.css">
<link rel="stylesheet" href="css/view.css">
<script src="../../js/bootstrap.bundle.js"></script>
</head>
<body class="text-center">
<div class="d-flex justify-content-end p-3">
<button id="themeToggle" class="btn btn-sm theme-toggle">
<i class="bi"></i>
<span id="themeText"></span>
</button>
</div>
<div class="custom-container">
<header class="row border-bottom m-5">
<h1>Media Viewer</h1>
<div class="mb-3 p-3">
<a href="index.php?path=<?= urlencode(dirname($filePath)) ?>" class="btn btn-primary">Back to Files</a>
</div>
</header>
<section class="row">
<article class="col-12">
<div class="media-container position-relative">
<?php if ($isImage): ?>
<img src="view.php?file=<?= urlencode($filePath) ?>&stream=1" alt="<?= htmlspecialchars($fileName) ?>" class="img-fluid">
<?php elseif ($isVideo): ?>
<video id="videoPlayer" controls autoplay playsinline>
<source src="view.php?file=<?= urlencode($filePath) ?>&stream=1" type="<?= $mimeType ?>">
Your browser does not support this video format. Try downloading the file instead.
</video>
<div class="alert alert-warning mt-2">
Note: For best results, use MP4 format (H.264 codec). Other formats may not play correctly in all browsers.
</div>
<?php elseif ($isAudio): ?>
<audio controls autoplay style="width: 80%;">
<source src="view.php?file=<?= urlencode($filePath) ?>&stream=1" type="<?= $mimeType ?>">
Your browser does not support the audio element.
</audio>
<?php endif; ?>
<?php if (isset($_SESSION["downPer"]) && $_SESSION["downPer"] == true) : ?>
<a href="download.php?file=<?= urlencode($filePath) ?>" class="btn btn-success m-3">Download</a>
<?php endif; ?>
</div>
<div class="file-info mt-4">
<h4>File Information</h4>
<table class="table table-bordered w-auto mx-auto text-wrap">
<tr>
<th>File Name</th>
<td class="text-break"><?= htmlspecialchars($fileName) ?></td>
</tr>
<tr>
<th>File Type</th>
<td><?= htmlspecialchars(strtoupper($fileExtension)) ?></td>
</tr>
<tr>
<th>MIME Type</th>
<td class="text-break"><?= htmlspecialchars($mimeType) ?></td>
</tr>
<tr>
<th>File Size</th>
<td><?= formatBytes($fileSize) ?></td>
</tr>
</table>
</div>
</article>
</section>
<footer class="d-flex flex-column justify-content-center align-items-center p-3 border-top gap-3 m-3">
<span class="text-muted">Developed by Michal Sedlák</span>
<div class="d-flex gap-3">
<a href="https://github.com/michalcz10/USB-RAID-pole" class="text-decoration-none" target="_blank" rel="noopener noreferrer">
<img src="../../img/GitHub_Logo.png" alt="GitHub Logo" class="img-fluid hover-effect light-logo" style="height: 32px;">
<img src="../../img/GitHub_Logo_White.png" alt="GitHub Logo" class="img-fluid hover-effect dark-logo" style="height: 32px;">
</a>
<a href="https://app.freelo.io/public/shared-link-view/?a=81efbcb4df761b3f29cdc80855b41e6d&b=4519c717f0729cc8e953af661e9dc981" class="text-decoration-none" target="_blank" rel="noopener noreferrer">
<img src="../../img/freelo-logo-rgb.png" alt="Freelo Logo" class="img-fluid hover-effect light-logo" style="height: 24px;">
<img src="../../img/freelo-logo-rgb-on-dark.png" alt="Freelo Logo" class="img-fluid hover-effect dark-logo" style="height: 24px;">
</a>
</div>
</footer>
</div>
<script src="../../js/theme.js"></script>
</body>
</html>
<?php
function formatBytes($bytes, $precision = 2) {
$units = ['B', 'KB', 'MB', 'GB', 'TB'];
$bytes = max($bytes, 0);
$pow = floor(($bytes ? log($bytes) : 0) / log(1024));
$pow = min($pow, count($units) - 1);
$bytes /= (1 << (10 * $pow));
return round($bytes, $precision) . ' ' . $units[$pow];
}
?>