Add view action

README.md

@@ -69,6 +69,8 @@ Installation
 
 6. Make sure that you specified `maxFiles` in module rules and `maxFileCount` on `AttachmentsInput` to the number that you want
 
+7. If you want to use resize features install [himiklab/yii2-easy-thumbnail-image-helper](https://github.com/himiklab/yii2-easy-thumbnail-image-helper)
+
 Usage
 -----
 
@@ -113,6 +115,8 @@ Usage
 Change log
 ----------
 
+- **May 13, 2015** - 	Added "view" action to show image inline instead of forcing dowload. The model has now getDownloadUrl and getViewUrl (maxxer)
+- **May 13, 2015** - 	Added optional image resize, using himiklab/yii2-easy-thumbnail-image-helper (maxxer)
 - **May 1, 2015** - 	Fixed uploading when connection is slow or uploading time is long. Now ```onclick``` event on submit button is deprecated
 - **Apr 16, 2015** - 	Allow users to have a custom behavior class inheriting from FileBehavior.
 - **Apr 4, 2015** - 	Now all temp uploaded files will be deleted on every new form opened.

controllers/FileController.php

@@ -43,12 +43,59 @@ public function actionUpload()
         }
     }
 
-    public function actionDownload($id)
+    /**
+     * Download action for the file
+     * @param integer $id ID of the image to fetch
+     * @param integer $size Optional maximum size of the image. Requires yii2-easy-thumbnail-image-helper
+     * @param boolean $crop Optional cropping. Requires yii2-easy-thumbnail-image-helper
+     * @param boolean $forceDownload If TRUE forces the download of the file, otherwise shows inline
+     * @return static Image data
+     */
+    public function actionDownload($id, $size = NULL, $crop = FALSE, $forceDownload = TRUE)
     {
+        if (!is_null($size))
+            $this->checkResizeRequirements ();
+
         $file = File::findOne(['id' => $id]);
         $filePath = $this->getModule()->getFilesDirPath($file->hash) . DIRECTORY_SEPARATOR . $file->hash . '.' . $file->type;
+
+        // Resize if requested
+        if (!is_null($size)) {
+            $filePath = \himiklab\thumbnail\EasyThumbnailImage::thumbnailFile(
+                    $filePath, 
+                    $size, 
+                    $size, 
+                    $crop ? \himiklab\thumbnail\EasyThumbnailImage::THUMBNAIL_INSET : \himiklab\thumbnail\EasyThumbnailImage::THUMBNAIL_OUTBOUND);
+        }
 
-        return \Yii::$app->response->sendFile($filePath, "$file->name.$file->type");
+        return \Yii::$app->response->sendFile(
+                $filePath, 
+                $file->name.$file->type, 
+                ['inline' => !$forceDownload, 'mimeType' => $file->mime]
+        );
+    }
+
+    /**
+     * View action for the file
+     * @param integer $id ID of the image to fetch
+     * @param integer $size Optional maximum size of the image. Requires yii2-easy-thumbnail-image-helper
+     * @param boolean $crop Optional cropping. Requires yii2-easy-thumbnail-image-helper
+     * @return static Image data
+     */
+    public function actionView($id, $size = NULL, $crop = FALSE)
+    {
+        $this->actionDownload($id, $size, $crop, FALSE);
+    }
+
+    /**
+     * Check if we have the resize functionalities
+     * @throws Exception
+     */
+    private function checkResizeRequirements () 
+    {
+        if (!class_exists("\\himiklab\\thumbnail\\EasyThumbnailImage")) {
+            throw new \Exception("You need himiklab/yii2-easy-thumbnail-image-helper for image resize features");
+        }
     }
 
     public function actionDelete($id)

models/File.php

@@ -18,6 +18,11 @@
  * @property integer $size
  * @property string $type
  * @property string $mime
+ * 
+ * @property string $url Alias for downloadUrl
+ * @property string $downloadUrl Get the download url of the image
+ * @property string $viewUrl Get the inline view url of the image
+ * @property string $path Get the local file path of the image
  */
 class File extends ActiveRecord
 {
@@ -60,10 +65,32 @@ public function attributeLabels()
         ];
     }
 
-    public function getUrl()
+    /**
+     * Obtains the download url of hte image
+     * @return string
+     */
+    public function getDownloadUrl()
     {
         return Url::to(['/attachments/file/download', 'id' => $this->id]);
     }
+
+    /**
+     * Obtains the inline view url of hte image
+     * @return string
+     */
+    public function getViewUrl()
+    {
+        return Url::to(['/attachments/file/view', 'id' => $this->id]);
+    }
+
+    /**
+     * Support for legacy method
+     * @return string
+     */
+    public function getUrl()
+    {
+        return $this->getDownloadUrl();
+    }
 
     public function getPath()
     {