wt_11_fileupload

form.html
<!DOCTYPE html>
<html>
<head>
<title>PHP File Uploads</title>
<meta charset="UTF-8">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/water.css@2/out/water.css">
</head>
<body>
<h1>PHP File Uploads</h1>
<form method="post" enctype="multipart/form-data" action="handleFile.php">
<label for="file1"> Select File to upload</label>
<input type="file" name="file1" id="file1" required>
<button type="submit">Upload</button>
</form>
</body>
</html>

handlefile.php
    <?php
    // Check if the uploads directory exists; if not, create it
    $uploadDir = __DIR__ . "/uploads/";
    if (!is_dir($uploadDir)) {
    mkdir($uploadDir, 0777, true);
    }
    // Check if a file was uploaded
    $data = $_FILES["file1"];
    $code = $data["error"];
    if ($code !== UPLOAD_ERR_OK) {
    echo "Error uploading file: " . $code;
    exit("Upload Error");
    }
    $src = $data["tmp_name"];
    $dest = $uploadDir . basename($data["name"]);
    // Move the uploaded file to the destination directory
    if (move_uploaded_file($src, $dest)) {
    echo "File uploaded successfully.<br>",
    "Size: ", $data["size"], " bytes<br>",
    "Type: ", $data["type"], "<br>";
    // Provide a preview or download link based on file type
    $fileType = $data["type"];
    $fileUrl = "uploads/" . basename($data["name"]);// Check if the uploaded file is an image
    if (strpos($fileType, 'image') === 0) {
    echo "<h2>File Preview:</h2>";
    echo "<img src='$fileUrl' alt='File Preview' style='max-width: 500px;'><br>";
    } else {
    // Provide a download link for non-image files
    echo "<h2>Download File:</h2>";
    echo "<a href='$fileUrl' download>Click here to download the uploaded file</a><br>";
    }
    } else {
    exit("Failed to move uploaded file.");
    }
    ?>