Upd README.md

Author: rkit

README.md

@@ -15,12 +15,10 @@ composer require rkit/fileapi-widget-yii2
 1. Form
 
    ```php
-   <?php
-   use yii\helpers\Html;
-   use yii\web\JsExpression;
    use rkit\fileapi\Widget as FileApi;
-   ?>
-   <?= $form->field($model, $attribute, ['template' => "{label}\n{error}\n{input}\n{hint}"])
+   …
+
+   $form->field($model, $attribute, ['template' => "{label}\n{error}\n{input}\n{hint}"])
        ->widget(FileApi::className(), [
            'template' => '@app/path/to/template',
            'callbacks' => [
@@ -49,55 +47,55 @@ composer require rkit/fileapi-widget-yii2
                'duplicate' => true
            ]
        ])
-   ); ?>
-  ```
+   );
+   ```
 
 2. Template
 
-  ```php
-  <div id="<?= $selector; ?>" class="fileapi">
-    <div class="btn btn-default js-fileapi-wrapper">
-      <div class="fileapi-browse" data-fileapi="active.hide">
-        <span class="glyphicon glyphicon-picture"></span>
-        <span class="fileapi-browse-text">
-          <?= $value ? Yii::t('app', 'Uploaded') : Yii::t('app', 'Upload') ?>
-        </span>
-        <span data-fileapi="name"></span>
-        <input type="file" name="<?= $inputName ?>">
-      </div>
-      <div class="fileapi-progress" data-fileapi="active.show">
-        <div class="progress progress-striped">
-          <div class="fileapi-progress-bar progress-bar progress-bar-info" data-fileapi="progress"
-          role="progressbar" aria-valuemin="0" aria-valuemax="100"></div>
-        </div>
-      </div>
-    </div><br>
-    <?php if ($preview === true) : ?>
-    <a href="#" class="fileapi-preview">
-      <span data-fileapi="delete" class="fileapi-preview-delete">
-        <span class="glyphicon glyphicon-trash"></span>
-      </span>
-      <span class="fileapi-preview-wrapper">
-        <?php if (!empty($value)):?>
-        <img src="<?= $value ?>">
-        <?php endif?>
-      </span>
-    </a>
+   ```php
+   <div id="<?= $selector; ?>" class="fileapi">
+     <div class="btn btn-default js-fileapi-wrapper">
+       <div class="fileapi-browse" data-fileapi="active.hide">
+         <span class="glyphicon glyphicon-picture"></span>
+         <span class="fileapi-browse-text">
+           <?= $value ? Yii::t('app', 'Uploaded') : Yii::t('app', 'Upload') ?>
+         </span>
+         <span data-fileapi="name"></span>
+         <input type="file" name="<?= $inputName ?>">
+       </div>
+       <div class="fileapi-progress" data-fileapi="active.show">
+         <div class="progress progress-striped">
+           <div class="fileapi-progress-bar progress-bar progress-bar-info" data-fileapi="progress"
+           role="progressbar" aria-valuemin="0" aria-valuemax="100"></div>
+         </div>
+       </div>
+     </div><br>
+     <?php if ($preview === true) : ?>
+     <a href="#" class="fileapi-preview">
+       <span data-fileapi="delete" class="fileapi-preview-delete">
+         <span class="glyphicon glyphicon-trash"></span>
+       </span>
+       <span class="fileapi-preview-wrapper">
+         <?php if (!empty($value)):?>
+         <img src="<?= $value ?>">
+         <?php endif?>
+       </span>
+     </a>
 
-    <?php $this->registerJs("
-    $(document).on('click', '#$selector [data-fileapi=\"delete\"]', function(evt) {
-      evt.preventDefault();
-      var file = $(this).closest('#$selector');
-      file.fileapi('clear');
-      file.find('input[type=\"hidden\"]').val('');
-      file.find('.fileapi-preview-wrapper').empty();
-      file.find('.fileapi-browse-text').text('" . Yii::t('app', 'Upload') . "');
-    })"); ?>
-    <?php endif; ?>
+     <?php $this->registerJs("
+     $(document).on('click', '#$selector [data-fileapi=\"delete\"]', function(evt) {
+       evt.preventDefault();
+       var file = $(this).closest('#$selector');
+       file.fileapi('clear');
+       file.find('input[type=\"hidden\"]').val('');
+       file.find('.fileapi-preview-wrapper').empty();
+       file.find('.fileapi-browse-text').text('" . Yii::t('app', 'Upload') . "');
+     })"); ?>
+     <?php endif; ?>
 
-    <?= $input ?>
+     <?= $input ?>
 
-  </div>
-  ```
+   </div>
+   ```
 
 ### Gallery