File upload field in a contact form - creates a folder and uploads to a directory and can be retrieved by calling the variable $img_link

gistfile1.txt

    $target_dir = "uploads/";

    $temp = explode(".", $_FILES["fileToUpload"]["name"]);
    $newfilename = rand(1, 99999) . '.' . end($temp);

    $target_file = $target_dir . '' . $newfilename;
    $uploadOk = 1;
    $imageFileType = pathinfo($target_file, PATHINFO_EXTENSION);


    $check = getimagesize($_FILES["fileToUpload"]["tmp_name"]);
    if ($check !== false) {
        $ERROR = "File is an image - " . $check["mime"] . ".";
        $uploadOk = 1;
    } else {
        $ERROR = "File is not an image.";
        $uploadOk = 0;
    }
    // Check if file already exists
    if (file_exists($target_file)) {
        $ERROR = "Sorry, file already exists.";
        $uploadOk = 0;
    }
    // Check file size
    if ($_FILES["fileToUpload"]["size"] > 90000000000000) {
        $ERROR = "Sorry, your file is too large.";
        $uploadOk = 0;
    }

    // Check if $uploadOk is set to 0 by an error
    if ($uploadOk == 0) {
        //  $ERROR ="Sorry, your file was not uploaded.";
        // if everything is ok, try to upload file
        //$ERROR = "The file ". basename( $_FILES["fileToUpload"]["name"]). " has been uploaded.";

    } else {
        if (move_uploaded_file($_FILES["fileToUpload"]["tmp_name"], $target_file)) {
            $img_link = 'http://deloitte.onlinereport.co.za/' . $target_file;
            $ERROR = "The file " . basename($_FILES["fileToUpload"]["name"]) . " has been uploaded.";
        } else {
            $ERROR = "Sorry, there was an error uploading your file.";
        }
    }