Ty Clifford
78 lines
2.0 KiB
PHP
78 lines
2.0 KiB
PHP
<?php
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declare(strict_types=1);
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$file = media_url((string) ($_GET['file'] ?? ''));
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$poster = media_url((string) ($_GET['poster'] ?? ''));
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$title = trim((string) ($_GET['title'] ?? 'Embedded video'));
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if ($file === '') {
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http_response_code(400);
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echo 'Missing video file.';
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exit;
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}
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function media_url(string $value): string
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{
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$value = trim($value);
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if ($value === '' || preg_match('/[\x00-\x1F\x7F]/', $value) || str_contains($value, '..') || preg_match('/^\s*(javascript|data):/i', $value)) {
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return '';
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}
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if (preg_match('#^https?://#i', $value) || str_starts_with($value, '/')) {
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return $value;
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}
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return str_contains($value, '/') ? $value : 'bl-content/uploads/' . $value;
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}
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function media_type(string $value): string
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{
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$extension = strtolower(pathinfo((string) parse_url($value, PHP_URL_PATH), PATHINFO_EXTENSION));
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return match ($extension) {
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'm4v', 'mp4' => 'video/mp4',
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'ogv', 'ogg' => 'video/ogg',
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'webm' => 'video/webm',
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default => 'video/mp4',
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};
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}
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function e(string $value): string
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{
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return htmlspecialchars($value, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8');
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}
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?><!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title><?= e($title !== '' ? $title : 'Embedded video') ?></title>
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<style>
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html,
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body {
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width: 100%;
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height: 100%;
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margin: 0;
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background: #05070b;
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color: #e8fff4;
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}
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body {
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display: grid;
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place-items: center;
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}
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video {
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width: 100%;
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height: 100%;
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max-height: 100vh;
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background: #000;
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object-fit: contain;
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}
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</style>
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</head>
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<body>
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<video controls playsinline preload="metadata"<?php if ($poster !== ''): ?> poster="<?= e($poster) ?>"<?php endif; ?>>
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<source src="<?= e($file) ?>" type="<?= e(media_type($file)) ?>">
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</video>
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</body>
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</html>
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