Merge pull request #2 from insma/feature/Image

New Feature/image

src/StorageModule.php

@@ -34,6 +34,11 @@ class StorageModule extends \yii\base\Module
      */
     public $databaseStorage = null;
 
+    /**
+     * @var array|null
+     */
+    public $imageAllowedExtensions = ['jpg', 'png', 'gif', 'bmp', 'svg'];
+
     /**
      * @var array|null
      */

src/actions/ImageManagerJsonAction.php

@@ -0,0 +1,77 @@
+<?php
+
+/**
+ * @link https://github.com/insma/yii2-file-storage
+ * @copyright Copyright (c) 2015 Insma Software
+ * @license https://github.com/insma/yii2-file-storage/wiki/LICENSE
+ */
+
+namespace insma\storage\actions;
+
+use Yii;
+use insma\storage\models\StorageItem;
+use yii\web\HttpException;
+use yii\helpers\FileHelper;
+use yii\helpers\Url;
+
+/**
+ * @author Maciej Klemarczyk <[email protected]>
+ * @since 1.0
+ */
+class ImageManagerJsonAction extends \yii\base\Action
+{
+    /**
+     * @inheritdoc
+     */
+    public function init()
+    {
+        if (!Yii::$app->request->isAjax) {
+            //throw new HttpException(403, 'This action allow only ajaxRequest');
+        }
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function run()
+    {
+		$models = StorageItem::find()->all();
+		$results = [];
+		if(Yii::$app->controller->module->webAccessUrl === false){
+			foreach($models as $model){
+				$filePath = Yii::$app->controller->module->getFilePath($model->file_path);
+				$url = Url::to(['view', 'id' => $model->id]);
+				$fileName = pathinfo($filePath, PATHINFO_FILENAME);
+				$results[] = $this->createEntry($filePath, $url, $fileName);
+			}
+		}else{
+			$onlyExtensions = array_map(function ($ext) {
+				return '*.' . $ext;
+			}, Yii::$app->controller->module->imageAllowedExtensions);
+			$filesPath = FileHelper::findFiles(Yii::$app->controller->module->getStorageDir(), [
+				'recursive' => true,
+				'only' => $onlyExtensions
+			]);
+			if (is_array($filesPath) && count($filesPath)) {
+				foreach ($filesPath as $filePath) {
+					$url = Yii::$app->controller->module->getUrl(pathinfo($filePath, PATHINFO_BASENAME));
+					$fileName = pathinfo($filePath, PATHINFO_FILENAME);
+					$results[] = $this->createEntry($filePath, $url, $fileName);
+				}
+			}
+		}
+		return $results;
+    }
+
+    /**
+     * @return array
+     */
+	protected function createEntry($filePath, $url, $fileName)
+	{
+		return [
+			'thumb' => $url,
+			'image' => $url,
+			'title' => pathinfo($filePath, PATHINFO_FILENAME)
+		];
+	}
+}

src/controllers/ImageController.php

@@ -0,0 +1,93 @@
+<?php
+
+/**
+ * @link https://github.com/insma/yii2-file-storage
+ * @copyright Copyright (c) 2015 Insma Software
+ * @license https://github.com/insma/yii2-file-storage/wiki/LICENSE
+ */
+
+namespace insma\storage\controllers;
+
+use Yii;
+use insma\storage\models\StorageItem;
+use insma\storage\models\ImageUploadModel;
+use insma\storage\actions\ImageManagerJsonAction;
+use yii\web\Response;
+use yii\filters\VerbFilter;
+use yii\filters\ContentNegotiator;
+
+/**
+ * @author Maciej Klemarczyk <[email protected]>
+ * @since 1.0
+ */
+class ImageController extends \yii\web\Controller
+{
+    public $enableCsrfValidation = false;
+
+    public function behaviors()
+    {
+        return [
+            'verbs' => [
+                'class' => VerbFilter::className(),
+                'actions' => [
+                    'upload' => ['post'],
+                ],
+            ],
+            'negotiator' => [
+                'class' => ContentNegotiator::className(),
+                'formats' => [
+                    'application/json' => Response::FORMAT_JSON
+                ],
+            ]
+        ];
+    }
+
+    public function actions()
+    {
+        return [
+            'json-index' => ImageManagerJsonAction::className(),
+        ];
+    }
+
+    public function actionUpload()
+    {
+		$model = new ImageUploadModel([
+			'allowedExtensions' => Yii::$app->controller->module->imageAllowedExtensions,
+		]);
+		if ($model->upload()) {
+			return $model->getResponse();
+		} else {
+			return ['error' => 'Unable to save image file'];
+		}
+    }
+
+	public function actionView($id){
+		$model = $this->findModel($id);
+		$filePath = Yii::$app->controller->module->getFilePath($model->file_path);
+		if(is_file($filePath)){
+			$handle = fopen($filePath, "r");
+			$contents = fread($handle, filesize($filePath));
+			fclose($handle);
+			$this->layout = false;
+			Yii::$app->response->format = Response::FORMAT_RAW;
+			return $contents;
+		}
+		return null;
+	}
+
+    /**
+     * Finds the StorageItem model based on its primary key value.
+     * If the model is not found, a 404 HTTP exception will be thrown.
+     * @param integer $id
+     * @return StorageItem the loaded model
+     * @throws NotFoundHttpException if the model cannot be found
+     */
+    protected function findModel($id)
+    {
+        if (($model = StorageItem::findOne($id)) !== null) {
+            return $model;
+        } else {
+            throw new NotFoundHttpException('The requested page does not exist.');
+        }
+    }
+}

src/models/ImageUploadModel.php

@@ -0,0 +1,17 @@
+<?php
+
+/**
+ * @link https://github.com/insma/yii2-file-storage
+ * @copyright Copyright (c) 2015 Insma Software
+ * @license https://github.com/insma/yii2-file-storage/wiki/LICENSE
+ */
+
+namespace insma\storage\models;
+
+/**
+ * @author Maciej Klemarczyk <[email protected]>
+ * @since 1.0
+ */
+class ImageUploadModel extends FileUploadModel
+{
+}