Laravel image upload

gistfile1.txt

//in the IssuesController
if (Input::hasFile('displayPicture'))
{
    //process file input
    //TODO: Validate that this is an image
    $newName = Uploader::processInputFilename(Input::file('displayPicture')->getClientOriginalName());
    try{
        Input::file('displayPicture')->move(public_path() . Config::get('upload.directory'), $newName);
    } catch (FileException $e) {
        return Redirect::back()->with('flash_error', "Your file could not be uploaded. Please try again")->withInput();
    }
    $newFellow->displayPicturePath = Config::get('upload.directory') . '/' . $newName;
}

<?php


//uploader class
class Uploader {

    public static function processInputFilename($filename){
        return time() . '-' . preg_replace('/\s+/', '-', $filename);
    }

}

photo example:

photo Array ( [name] => Screen Shot 2014-02-08 at 12.19.53 PM 1.png [type] => image/png [tmp_name] => /tmp/phpxDv10F [error] => 0 [size] => 138411 )