Untitled

<!DOCTYPE html>
<html>
<body>

<form action="index.php" method="POST" enctype="multipart/form-data">
    Enter text:<br/>
    <input type="text" name="text" id="text"><br/><br/>
    Select image to upload:<br/>
    <input type="file" name="image" id="image"><br/><br/>
    <input type="submit" value="Send" name="submit">
</form>

</body>
</html>

<?php


    if(isset($_REQUEST["submit"])){

        $conn = dbConnect();
        if(!$conn)
            echo "Error with connection to database";

        $text = $_REQUEST["text"];

        if(isset($_FILES['image'])){
            $allowed_ext= array('jpg','jpeg','png','gif');
            $file_name =$_FILES['image']['name'];
            $file_ext = strtolower( end(explode('.',$file_name)));

            $file_size=$_FILES['image']['size'];
            $file_tmp= $_FILES['image']['tmp_name'];

            $type = pathinfo($file_name, PATHINFO_EXTENSION);
            $data = file_get_contents($file_tmp);
            $base64 = 'data:image/' . $type . ';base64,' . base64_encode($data);

            if(in_array($file_ext,$allowed_ext) === false)
            {
                echo "Extension not allowed";
            }

            $image = $base64;

        }else{
            $image = null;
        }


        $stmt = $conn->prepare("INSERT INTO images(text,image) VALUES (?, ?)");
        $stmt->bind_param('ss', $text, $image);
        $stmt->execute();
        $stmt->close();
        $conn->close();

        echo "Data sent!";

    }

    function dbConnect()
    {
        $servername = "localhost";
        $username = "root";
        $password = "";

        // Create connection
        $conn = new mysqli($servername, $username, $password);

        // Check connection
        if ($conn->connect_error) {
            return false;
        }

        // Select database
        $conn->select_db("images");

        return $conn;
    }

?>