public function edit(Voucher $voucher)
{
$this->voucher = $voucher;
$rules = array('title' => 'required|max:100', 'img' => 'image|mimes:jpeg,jpg,svg,png,gif', 'starts_at' => 'date_format:"Y-m-d"|required', 'finishes_at' => 'required|date_format:"Y-m-d"');
$validator = Validator::make(Input::all(), $rules);
if (!$validator->fails()) {
$file = Input::file('img');
$voucher->update(Input::except('img'));
if (Input::hasFile('img')) {
$voucher->img = $this->uploadImage($file);
}
$this->setCheckboxesAndMailingState();
$voucher->save();
return Redirect::to('admin/vouchers')->with('success', 'Voucher updated successfully!');
}
return Redirect::back()->withInput()->withErrors($validator);
}