diff --git a/module/bug/control.php b/module/bug/control.php
index 95120dc799..26461b31f1 100644
--- a/module/bug/control.php
+++ b/module/bug/control.php
@@ -1156,8 +1156,8 @@ class bug extends control
 
     /**
      * Confirm story change.
-     * 
-     * @param  int    $bugID 
+     *
+     * @param  int    $bugID
      * @access public
      * @return void
      */
@@ -1171,8 +1171,8 @@ class bug extends control
 
     /**
      * Delete a bug.
-     * 
-     * @param  int    $bugID 
+     *
+     * @param  int    $bugID
      * @param  string $confirm  yes|no
      * @access public
      * @return void
diff --git a/module/common/model.php b/module/common/model.php
index 2448165ad8..c73ceec12c 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -588,14 +588,14 @@ class commonModel extends model
      * Print link to an modules' methd.
      *
      * Before printing, check the privilege first. If no privilege, return fasle. Else, print the link, return true.
-     * 
+     *
      * @param  string $module   the module name
      * @param  string $method   the method
      * @param  string $vars     vars to be passed
      * @param  string $label    the label of the link
      * @param  string $target   the target of the link
      * @param  string $misc     others
-     * @param  bool   $newline 
+     * @param  bool   $newline
      * @static
      * @access public
      * @return bool
@@ -1129,7 +1129,7 @@ class commonModel extends model
         global $app, $lang;
 
         /* Check is the super admin or not. */
-        if($app->user->admin) return true; 
+        if($app->user->admin) return true;
 
         /* If not super admin, check the rights. */
         $rights  = $app->user->rights['rights'];
diff --git a/module/doc/view/showfiles.html.php b/module/doc/view/showfiles.html.php
index d272ff9c7a..8a0633472f 100644
--- a/module/doc/view/showfiles.html.php
+++ b/module/doc/view/showfiles.html.php
@@ -108,10 +108,10 @@
           $imageWidth = $imageSize ? $imageSize[0] : 0;
       }
 
-      $sessionString  = $config->requestType == 'PATH_INFO' ? '?' : '&';                                                                                                                                                             
-      $sessionString .= session_name() . '=' . session_id();                                                                                                                                                                         
-      $fileID         = $file->id;                                                                                                                                                                                                   
-      $url            = helper::createLink('file', 'download', 'fileID=' . $fileID) . $sessionString ;   
+      $sessionString  = $config->requestType == 'PATH_INFO' ? '?' : '&';
+      $sessionString .= session_name() . '=' . session_id();
+      $fileID         = $file->id;
+      $url            = helper::createLink('file', 'download', 'fileID=' . $fileID) . $sessionString ;
       ?>
       <a class='media-wrapper' href='<?php echo $url;?>' title='<?php echo $file->title  . '.' . $file->extension?>' target='_blank' onclick="return downloadFile(<?php echo $file->id?>, '<?php echo $file->extension?>', <?php echo $imageWidth?>)">
         <?php
@@ -139,7 +139,9 @@
       </a>
       <div class='card-heading'>
         <a href='<?php echo $this->createLink($file->objectType, 'view', "objectID=$file->objectID");?>'><?php echo $file->title . '.' . $file->extension . ' [' . strtoupper($file->objectType) . ' #' . $file->objectID . ']';?></a>
+        <?php if(common::hasPriv('file', 'delete')): ?>
         <a href='<?php echo $this->createLink('file', 'delete', "fileID=$file->id"); ?>' target='hiddenwin' title='<?php echo $lang->delete?>' class='delete pull-right'><i class='icon icon-remove'></i></a>
+        <?php endif?>
       </div>
     </div>
   </div>
diff --git a/module/user/model.php b/module/user/model.php
index 03f971818a..1830b69f6f 100644
--- a/module/user/model.php
+++ b/module/user/model.php
@@ -746,9 +746,9 @@ class userModel extends model
 
     /**
      * Keep the user in login state.
-     * 
-     * @param  string    $account 
-     * @param  string    $password 
+     *
+     * @param  string    $account
+     * @param  string    $password
      * @access public
      * @return void
      */