* finish task #7074.

module/doc/js/view.js

@@ -40,6 +40,14 @@ $(function()
         }
         setTimeout($.resetToolbarPosition, 50);
     });
+
+    if(!canDeleteFile)
+    {
+        $('.detail-content .files-list li').each(function()
+        {
+            $(this).find('a[onclick^=deleteFile]').remove();
+        });
+    }
 })
 
 function deleteFile(fileID)

module/doc/view/view.html.php

@@ -118,7 +118,7 @@ js::set('docID', $doc->id);
               <img onload="setImageSize(this, 0)" src="<?php echo $this->createLink('file', 'read', "fileID={$file->id}");?>" alt="<?php echo $file->title?>">
             </a>
             <span class='right-icon'>
-              <?php if(common::hasPriv('file', 'delete')) echo html::a('###', "<i class='icon icon-trash'></i>", '', "class='btn-icon' title=\"{$lang->doc->deleteFile}\" onclick='deleteFile($file->id)'");?>
+              <?php if(common::hasPriv('doc', 'deleteFile')) echo html::a('###', "<i class='icon icon-trash'></i>", '', "class='btn-icon' title=\"{$lang->doc->deleteFile}\" onclick='deleteFile($file->id)'");?>
             </span>
           </div>
           <?php unset($doc->files[$file->id]);?>
@@ -213,5 +213,6 @@ js::set('docID', $doc->id);
 <div id="mainActions" class='main-actions'>
   <?php common::printPreAndNext($preAndNext);?>
 </div>
+<?php js::set('canDeleteFile', common::hasPriv('doc', 'deleteFile'));?>
 <?php include '../../common/view/syntaxhighlighter.html.php';?>
 <?php include '../../common/view/footer.html.php';?>

module/repo/model.php

@@ -629,6 +629,8 @@ class repoModel extends model
             ->orderBy('time')
             ->limit(1)
             ->fetch();
+        if(empty($lastBranchLog)) return false;
+
         $stmt = $this->dao->select('*')->from(TABLE_REPOHISTORY)->where('repo')->eq($repoID)->andWhere('time')->lt($lastBranchLog->time)->query();
         while($log = $stmt->fetch())
         {