Загрузка файла (изображения)

There some errors! /shop1/uploaddir/

<form class="panel-body" enctype="multipart/form-data" method="post" name="testForm" 
    ng-submit="queryToDB('insert',currentItem)" novalidate >
    
    <div class="form-group">
        <label>Category:</label>    
        <select ng-model="currentItem.category"
            ng-options="item.name for item in category track by item.id" required></select>
    </div>
    
    <div class="form-group">
        <label>Name:</label>
        <input class="form-control" type='text' ng-model="currentItem.name" pattern="[A-Za-z0-9_-]{2,20}"
        placeholder='firstName should be 2 characters or more and characters should be in English' required />
    </div>
    <div class="form-group">
        <label>Price:</label>
        <input class="form-control" type='text' ng-model="currentItem.price" pattern="[0-9,.]{1,20}"
        placeholder='price should be 1 or more characters and characters should be numbers' required />
    </div>
    <div class="form-group">
        <label class='width20' >Description:</label>
        <input class="form-control" type='text' ng-model="currentItem.description"  pattern="[A-Za-z0-9_-]{2,20000}"
        placeholder='description should be 2 or more characters' required />
    </div>
    <div class="form-group">
        <label>Foto:</label>
        <input id='file1' type="file" name="userfile" accept='image/*' ng-model="currentItem.foto" />
    </div>
 
    <input class="btn btn-primary" type='submit' value='Save' ng-disabled="testForm.$invalid">
     <!--Сохранение изменений-->
    <button class="btn btn-primary" ng-click="cleanItem()">Cancel</button> <!--Отмена правок-->
</form>