Fixed issue #5099: DB backup button throws error on non-MySQL databases

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/limesurvey_dev@9983 b72ed6b6-b9f8-46b5-92b4-906544132732

admin/dumpdb.php

@@ -24,17 +24,8 @@
     Header("Content-Disposition: attachment; filename=$file_name");
     Header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
     echo $export;
-    exit;
-}
-else
-{
-    $dumpdboutput= "<br />\n"
-    ."<table class='alertbox' >\n"
-    ."\t<tr ><td height='4'><font size='1'><strong>".$clang->gT("Export database")."</strong></font></td></tr>\n"
-    ."\t<tr ><td height='4'>".$clang->gT("The database export is only available for MySQL databases. For other database types please use the according backup mechanism to create a database dump.")."</td></tr>"
-    ."</table><br />";
-    return;
 }
+    exit;
 
 /**
  * Creates a full dump of the current LimeSurvey database

admin/html.php

@@ -2067,7 +2067,7 @@ function replacenewline ($texttoreplace)
  */
 function showadminmenu()
 {
-    global $homedir, $scriptname, $surveyid, $setfont, $imageurl, $clang, $debug, $action, $updateavailable, $updatebuild, $updateversion, $updatelastcheck;
+    global $homedir, $scriptname, $surveyid, $setfont, $imageurl, $clang, $debug, $action, $updateavailable, $updatebuild, $updateversion, $updatelastcheck, $databasetype;
 
     $adminmenu  = "<div class='menubar'>\n";
     if  ($_SESSION['pw_notify'] && $debug<2)  {
@@ -2125,10 +2125,17 @@ function showadminmenu()
     // db backup & label editor
     if($_SESSION['USER_RIGHT_CONFIGURATOR'] == 1)
     {
+        if ($databasetype=='mysql' || $databasetype=='mysqli')
+        {
         $adminmenu  .= "<a href=\"#\" onclick=\"window.open('{$scriptname}?action=dumpdb', '_top')\" title=\"".$clang->gTview("Backup Entire Database")."\">\n"
         ."<img src='{$imageurl}/backup.png' name='ExportDB' alt='". $clang->gT("Backup Entire Database")."' />"
-        ."</a>\n"
-        ."<img src='{$imageurl}/seperator.gif' alt=''  border='0' hspace='0' />\n";
+            ."</a>\n";
+        }
+        else
+        {
+            $adminmenu  .= "<img src='{$imageurl}/backup_disabled.png' name='ExportDB' alt='". $clang->gT("The database export is only available for MySQL databases. For other database types please use the according backup mechanism to create a database dump.")."' />";
+        }
+        $adminmenu.="<img src='{$imageurl}/seperator.gif' alt=''  border='0' hspace='0' />\n";
     }
 
     if($_SESSION['USER_RIGHT_MANAGE_LABEL'] == 1)