view_shared.php

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title><?php echo htmlspecialchars($fileName); ?> - Shared File</title>
    <link href="https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap" rel="stylesheet">
    <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Roboto', sans-serif;
            background: #202124;
            color: #e8eaed;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .header {
            background: #292a2d;
            padding: 16px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .file-icon {
            width: 40px;
            height: 40px;
            background: #3c4043;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .file-icon .material-icons {
            font-size: 24px;
            color: #8ab4f8;
        }

        .file-info h1 {
            font-size: 20px;
            font-weight: 500;
            color: #e8eaed;
            margin-bottom: 4px;
        }

        .file-meta {
            font-size: 13px;
            color: #9aa0a6;
        }

        .header-actions {
            display: flex;
            gap: 12px;
        }

        .btn {
            padding: 10px 24px;
            border-radius: 4px;
            border: none;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s;
        }

        .btn-primary {
            background: #8ab4f8;
            color: #202124;
        }

        .btn-primary:hover {
            background: #aecbfa;
        }

        .btn-secondary {
            background: #3c4043;
            color: #e8eaed;
        }

        .btn-secondary:hover {
            background: #5f6368;
        }

        .viewer-container {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
            background: #17181a;
        }

        .viewer-content {
            max-width: 1200px;
            width: 100%;
            background: #292a2d;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
        }

        .preview-area {
            background: #000;
            min-height: 500px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .preview-area img {
            max-width: 100%;
            max-height: 80vh;
            object-fit: contain;
        }

        .preview-area video {
            width: 100%;
            max-height: 80vh;
            background: #000;
        }

        .preview-area iframe {
            width: 100%;
            height: 80vh;
            border: none;
        }

        .no-preview {
            text-align: center;
            padding: 60px 20px;
            color: #9aa0a6;
        }

        .no-preview .material-icons {
            font-size: 80px;
            margin-bottom: 16px;
            opacity: 0.5;
        }

        .no-preview h2 {
            font-size: 24px;
            margin-bottom: 8px;
            color: #e8eaed;
        }

        .no-preview p {
            font-size: 14px;
            margin-bottom: 24px;
        }

        .file-details {
            padding: 24px;
            border-top: 1px solid #3c4043;
        }

        .detail-row {
            display: flex;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid #3c4043;
        }

        .detail-row:last-child {
            border-bottom: none;
        }

        .detail-label {
            color: #9aa0a6;
            font-size: 14px;
        }

        .detail-value {
            color: #e8eaed;
            font-size: 14px;
            font-weight: 500;
        }

        .play-button {
            width: 80px;
            height: 80px;
            background: rgba(138, 180, 248, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s;
        }

        .play-button:hover {
            background: rgba(174, 203, 250, 0.9);
            transform: scale(1.1);
        }

        .play-button .material-icons {
            font-size: 48px;
            color: #202124;
        }

        @media (max-width: 768px) {
            .header {
                flex-direction: column;
                gap: 16px;
            }

            .header-actions {
                width: 100%;
            }

            .btn {
                flex: 1;
                justify-content: center;
            }

            .preview-area {
                min-height: 300px;
            }
        }
    </style>
</head>
<body>
    <div class="header">
        <div class="header-left">
            <div class="file-icon">
                <span class="material-icons">insert_drive_file</span>
            </div>
            <div class="file-info">
                <h1><?php echo htmlspecialchars($fileName); ?></h1>
                <div class="file-meta">
                    <?php echo formatFileSize($fileSize); ?> • 
                    Shared by Drive
                </div>
            </div>
        </div>
        <div class="header-actions">
            <a href="<?php echo htmlspecialchars($filePath); ?>" download="<?php echo htmlspecialchars($fileName); ?>" class="btn btn-primary">
                <span class="material-icons">download</span>
                Download
            </a>
        </div>
    </div>

    <div class="viewer-container">
        <div class="viewer-content">
            <div class="preview-area">
                <?php if (strpos($mimeType, 'image/') === 0): ?>
                    <!-- Image Preview -->
                    <img src="<?php echo htmlspecialchars($filePath); ?>" alt="<?php echo htmlspecialchars($fileName); ?>">

                <?php elseif (strpos($mimeType, 'video/') === 0): ?>
                    <!-- Video Preview -->
                    <video controls autoplay>
                        <source src="<?php echo htmlspecialchars($filePath); ?>" type="<?php echo htmlspecialchars($mimeType); ?>">
                        Your browser does not support the video tag.
                    </video>

                <?php elseif (strpos($mimeType, 'audio/') === 0): ?>
                    <!-- Audio Preview -->
                    <div class="no-preview">
                        <span class="material-icons">music_note</span>
                        <h2>Audio File</h2>
                        <audio controls autoplay style="margin-top: 24px;">
                            <source src="<?php echo htmlspecialchars($filePath); ?>" type="<?php echo htmlspecialchars($mimeType); ?>">
                        </audio>
                    </div>

                <?php elseif ($mimeType === 'application/pdf'): ?>
                    <!-- PDF Preview -->
                    <iframe src="<?php echo htmlspecialchars($filePath); ?>#toolbar=1"></iframe>

                <?php elseif (strpos($mimeType, 'text/') === 0): ?>
                    <!-- Text Preview -->
                    <div style="width: 100%; height: 600px; overflow: auto; padding: 24px; background: #1e1e1e; color: #d4d4d4; font-family: 'Courier New', monospace;">
                        <pre><?php echo htmlspecialchars(file_get_contents($filePath)); ?></pre>
                    </div>

                <?php else: ?>
                    <!-- No Preview Available -->
                    <div class="no-preview">
                        <span class="material-icons">insert_drive_file</span>
                        <h2>No preview available</h2>
                        <p>This file type cannot be previewed.</p>
                        <a href="<?php echo htmlspecialchars($filePath); ?>" download="<?php echo htmlspecialchars($fileName); ?>" class="btn btn-primary">
                            <span class="material-icons">download</span>
                            Download to view
                        </a>
                    </div>
                <?php endif; ?>
            </div>

            <div class="file-details">
                <div class="detail-row">
                    <span class="detail-label">File name</span>
                    <span class="detail-value"><?php echo htmlspecialchars($fileName); ?></span>
                </div>
                <div class="detail-row">
                    <span class="detail-label">Type</span>
                    <span class="detail-value"><?php echo htmlspecialchars($mimeType); ?></span>
                </div>
                <div class="detail-row">
                    <span class="detail-label">Size</span>
                    <span class="detail-value"><?php echo formatFileSize($fileSize); ?></span>
                </div>
                <div class="detail-row">
                    <span class="detail-label">Modified</span>
                    <span class="detail-value"><?php echo date('M d, Y', $modifiedTime); ?></span>
                </div>
            </div>
        </div>
    </div>

    <script>
        // Handle video play button if needed
        document.addEventListener('DOMContentLoaded', function() {
            const video = document.querySelector('video');
            if (video) {
                video.addEventListener('loadedmetadata', function() {
                    console.log('Video loaded successfully');
                });
            }
        });
    </script>
</body>
</html>

<?php
// Define formatFileSize here if it doesn't exist
if (!function_exists('formatFileSize')) {
    function formatFileSize($bytes) {
        if ($bytes >= 1073741824) {
            return number_format($bytes / 1073741824, 2) . ' GB';
        } elseif ($bytes >= 1048576) {
            return number_format($bytes / 1048576, 2) . ' MB';
        } elseif ($bytes >= 1024) {
            return number_format($bytes / 1024, 2) . ' KB';
        } else {
            return $bytes . ' bytes';
        }
    }
}
?>