Added check for package exist when uploading it

_build/templates/default/sass/index.scss

@@ -464,6 +464,12 @@ textarea.x-form-field {
   }
 }
 
+#modx-panel-packages.drag-n-drop:before{
+  background: transparent url($imgPath + 'restyle/dragndrop.svg') no-repeat top;
+  background-size: 50% 30%;
+  z-index: 0;
+}
+
 .x-panel-header {
   background: none;
   border: none;

core/lexicon/en/file.inc.php

@@ -76,6 +76,9 @@
 $_lang['file_name'] = 'File Name';
 $_lang['file_quick_create'] = 'Quick Create File';
 $_lang['file_quick_update'] = 'Quick Edit File';
+$_lang['file_package_err_invalid_directory'] = 'The packages directory does not exist!';
+$_lang['file_package_err_invalid_name'] = 'This file [[+name]] has an invalid name for the transport package';
+$_lang['file_package_err_invalid_type'] = 'This file does not appear to be a transport package';
 $_lang['file_remove'] = 'Delete File';
 $_lang['file_remove_confirm'] = 'Are you sure you want to delete this file entirely?';
 $_lang['file_saved'] = 'File updated successfully!';

core/src/Revolution/Processors/Workspace/Packages/Upload.php

@@ -81,7 +81,7 @@ public function process()
         // Prepare the upload path and check it exists
         $destination = $this->modx->getOption('core_path') . 'packages/';
         if (!is_dir($destination)) {
-            return $this->failure('Packages directory doesnt appear to exist!'); //@TODO Make translatable
+            return $this->failure($this->modx->lexicon('file_package_err_invalid_directory'));
         }
 
         // Grab the file
@@ -95,16 +95,25 @@ public function process()
             'application/x-zip',
             'application/octet-stream',
         ])) {
-            return $this->failure('1 This file does not appear to be a transport package'); //@TODO Make translatable
+            return $this->failure($this->modx->lexicon('file_package_err_invalid_type'));
         }
 
         // Check valid name of file
         if (!preg_match("/.+\\.transport\\.zip$/i", $file['name'])) {
-            return $this->failure("2 This file [{$file['name']}] does not appear to be a transport package"); //@TODO Make translatable
+            return $this->failure($this->modx->lexicon('file_package_err_invalid_name', [
+                'name' => $file['name']
+            ]));
+        }
+
+        $newPath = $destination . $file['name'];
+
+        // Check if a file exists
+        if (file_exists($newPath)) {
+            return $this->failure(sprintf($this->modx->lexicon('file_err_ae'), $file['name']));
         }
 
         // Return response
-        if (move_uploaded_file($file['tmp_name'], $destination . $file['name'])) {
+        if (move_uploaded_file($file['tmp_name'], $newPath)) {
             return $this->success();
         }