File support

packaged · Jan 8, 2021 · 6f74be7 · 6f74be7
1 parent c1a2983
commit 6f74be7
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Showing 3 changed files with 88 additions and 1 deletion.
diff --git a/demo/index.php b/demo/index.php
@@ -3,6 +3,7 @@
 use Packaged\Form\DataHandlers\BooleanDataHandler;
 use Packaged\Form\DataHandlers\EmailDataHandler;
 use Packaged\Form\DataHandlers\EnumDataHandler;
+use Packaged\Form\DataHandlers\FileDataHandler;
 use Packaged\Form\DataHandlers\HiddenDataHandler;
 use Packaged\Form\DataHandlers\IntegerDataHandler;
 use Packaged\Form\DataHandlers\MultiValueEnumDataHandler;
@@ -51,6 +52,9 @@ class DemoForm extends Form
 
   /** @var IntegerDataHandler */
   public $age;
+
+  /** @var FileDataHandler */
+  public $profilePicture;
   /**
    * @var BooleanDataHandler
    */
@@ -71,17 +75,19 @@ protected function _initDataHandlers()
     $this->agree = BooleanDataHandler::i()->setPlaceholder('Do you agree?')->addValidator(new RequiredValidator());
     $this->youCantTouchThis = ReadOnlyDataHandler::i()->setValue('Dare You');
     $this->age = IntegerDataHandler::i()->setLabel('How old are you?');
+    $this->profilePicture = FileDataHandler::i()->setLabel("Profile Picture");
     $this->setHandlerDecorator(new InputOnlyDataHandlerDecorator(), 'agree');
   }
 }
 
-$data = $_POST;
+$data = array_merge($_POST, $_FILES);
 $form = new DemoForm();
 if(!empty($data))
 {
   $form->hydrate($data);
   $form->validate();
 }
+
 ?>
 <html>
 <head>
@@ -135,6 +141,20 @@ protected function _initDataHandlers()
             <td><?php var_dump($v); ?></td>
           </tr>
         <?php endforeach; ?>
+        <?php if($form->profilePicture->hasUpload()): ?>
+          <tr>
+            <th>File:</th>
+            <td>
+              <h4><?= $form->profilePicture->getFileName(); ?></h4>
+              <?php $content = file_get_contents($form->profilePicture->getFileLocation()); ?>
+              <?php if(substr($form->profilePicture->getFileType(), 0, 5) == 'image'): ?>
+                <img src="data:<?= $form->profilePicture->getFileType() ?>;base64,<?= base64_encode($content); ?>">
+              <?php else: ?>
+                <textarea><?= $content; ?></textarea>
+              <?php endif; ?>
+            </td>
+          </tr>
+        <?php endif; ?>
       </table>
     </div>
   </div>

diff --git a/src/DataHandlers/FileDataHandler.php b/src/DataHandlers/FileDataHandler.php
@@ -0,0 +1,60 @@
+<?php
+namespace Packaged\Form\DataHandlers;
+
+use Packaged\Glimpse\Tags\Form\Input;
+use Packaged\Ui\Html\HtmlElement;
+
+class FileDataHandler extends AbstractDataHandler
+{
+  public function getFileName()
+  {
+    return $this->_value['name'] ?? null;
+  }
+
+  public function getFileType()
+  {
+    return $this->_value['type'] ?? null;
+  }
+
+  public function getFileSize()
+  {
+    return $this->_value['size'] ?? null;
+  }
+
+  /**
+   * @link https://www.php.net/manual/en/features.file-upload.errors.php
+   */
+  public function getErrorCode()
+  {
+    return $this->_value['error'] ?? null;
+  }
+
+  public function getFileLocation()
+  {
+    return $this->_value['tmp_name'] ?? null;
+  }
+
+  public function hasUpload()
+  {
+    return isset($this->_value['tmp_name']) && !empty($this->_value['tmp_name']);
+  }
+
+  protected function _createBaseElement(): HtmlElement
+  {
+    return Input::create()->setType(Input::TYPE_FILE);
+  }
+
+  protected function _generateInput(): HtmlElement
+  {
+    $ele = $this->_createBaseElement();
+    $ele->addAttributes(
+      [
+        'name'        => $this->getName(),
+        'id'          => $this->getId(),
+        'placeholder' => $this->getPlaceholder(),
+      ]
+    );
+    return $ele;
+  }
+
+}
diff --git a/src/Form/Form.php b/src/Form/Form.php
@@ -3,6 +3,7 @@
 namespace Packaged\Form\Form;
 
 use Exception;
+use Packaged\Form\DataHandlers\FileDataHandler;
 use Packaged\Form\DataHandlers\Interfaces\DataHandler;
 use Packaged\Form\DataHandlers\ReadOnlyDataHandler;
 use Packaged\Form\Decorators\DefaultDataHandlerDecorator;
@@ -68,6 +69,12 @@ public function addDataHandler($property, DataHandler $handler)
     {
       $this->_dataHandlers[$property]->setName($property);
     }
+
+    if($handler instanceof FileDataHandler)
+    {
+      $this->setAttribute('enctype', 'multipart/form-data');
+    }
+
     return $this;
   }