added file size capability

Author: amin101

README.md

@@ -10,7 +10,7 @@ PR is welcome!
 
  * The project was forked from [tsawler/laravel-filemanager](http://packalyst.com/packages/package/tsawler/laravel-filemanager)
  * Customizable routes and middlewares
- * Supported locales : en, fr, pt-BR, tr, zh-CN, zh-TW
+ * Supported locales : en, fr, fa, pt-BR, tr, zh-CN, zh-TW
  * Supports public and private folders for multi users
  * Supports multi-level folders
  * Supports using independently(see integration doc)

src/config/lfm.php

@@ -2,15 +2,15 @@
 
 return [
     // If true, the uploaded file will be renamed to uniqid() + file extension.
-    'rename_file'           => true,
+    'rename_file'           => false,
 
     // If rename_file set to false and this set to true, then filter filename characters which are not alphanumeric.
     'alphanumeric_filename' => true,
 
     'use_package_routes'    => true,
 
     // For laravel 5.2, please set to ['web', 'auth']
-    'middlewares'           => ['auth'],
+    'middlewares'           => ['web','auth'],
 
     // Allow multi_user mode or not.
     // If true, laravel-filemanager create private folders for each signed-in user.
@@ -30,6 +30,9 @@
     'files_dir'             => 'public/files/',
     'files_url'             => '/files/',
 
+    'max_image_size' => 500,
+    'max_file_size' => 1000,
+
     // available since v1.3.0
     'valid_image_mimetypes' => [
         'image/jpeg',

src/controllers/UploadController.php

@@ -19,6 +19,9 @@ class UploadController extends LfmController {
 
     private $default_file_types = ['application/pdf'];
     private $default_image_types = ['image/jpeg', 'image/png', 'image/gif'];
+    // unit is assumed to be kb
+    private $default_max_file_size = 1000;
+    private $default_max_image_size = 500;
 
     /**
      * Upload an image/file and (for images) create thumbnail
@@ -68,7 +71,6 @@ private function uploadValidator()
         // when uploading a file with the POST named "upload"
 
         $expected_file_type = $this->file_type;
-        $is_valid = false;
 
         $file = Input::file('upload');
         if (empty($file)) {
@@ -79,27 +81,28 @@ private function uploadValidator()
         }
 
         $mimetype = $file->getMimeType();
+        // size to kb unit is needed
+        $size = $file->getSize() / 1000;
 
         if ($expected_file_type === 'Files') {
-            $config_name = 'lfm.valid_file_mimetypes';
-            $valid_mimetypes = Config::get($config_name, $this->default_file_types);
+            $valid_mimetypes = Config::get('lfm.valid_file_mimetypes', $this->default_file_types);
+            $max_size = Config::get('lfm.max_file_size', $this->default_max_file_size);
         } else {
-            $config_name = 'lfm.valid_image_mimetypes';
-            $valid_mimetypes = Config::get($config_name, $this->default_image_types);
+            $valid_mimetypes = Config::get('lfm.valid_image_mimetypes', $this->default_image_types);
+            $max_size = Config::get('lfm.max_image_size', $this->default_max_image_size);
         }
 
         if (!is_array($valid_mimetypes)) {
-            throw new \Exception('Config : ' . $config_name . ' is not set correctly');
+            throw new \Exception('Config : lfm.valid_file_mimetypes is not set correctly');
         }
 
-        if (in_array($mimetype, $valid_mimetypes)) {
-            $is_valid = true;
-        }
-
-        if (false === $is_valid) {
+        if (!in_array($mimetype, $valid_mimetypes)) {
             throw new \Exception(Lang::get('laravel-filemanager::lfm.error-mime') . $mimetype);
+        }elseif($size > $max_size){
+            throw new \Exception(Lang::get('laravel-filemanager::lfm.error-size') . $mimetype);
+        }else{
+            return true;
         }
-        return $is_valid;
     }
 
     private function getNewName($file)

src/lang/en/lfm.php

@@ -41,6 +41,7 @@
     'error-folder-name' => 'Folder name cannot be empty!',
     'error-folder-exist'=> 'A folder with this name already exists!',
     'error-mime'        => 'Unexpected MimeType: ',
+	'error-size'		=> 'Over limit size:',
     'error-instance'    => 'The uploaded file should be an instance of UploadedFile',
     'error-invalid'     => 'Invalid upload request',
 

src/lang/fa/lfm.php

@@ -41,6 +41,7 @@
     'error-folder-name' => 'نام پوشه نمی تواند خالی باشد!',
     'error-folder-exist'=> 'یک پوشه با این نام قبلا ایجاد شده است!',
     'error-mime'        => 'پسوند غیرمجاز: ',
+	'error-size'		=> 'سایز بیش از حد:',
     'error-instance'    => 'فایل آپلود شده باید نمونه ای از UploadedFile باشد',
     'error-invalid'     => 'درخواست آپلود غیرمعتبر',