BUG: fixed bug #193 MIDAS now detect if the database if empty

Author: Charles Ma

core/controllers/InstallController.php

@@ -25,6 +25,19 @@ class InstallController extends AppController
    */
   function init()
     {
+    if(isset($_GET['reset']))
+      {
+      $db = Zend_Registry::get('dbAdapter');
+      $table = $db->listTables();
+      if(empty($table) && file_exists(BASE_PATH."/core/configs/database.local.ini"))
+        {
+        unlink(BASE_PATH."/core/configs/database.local.ini");
+        if(file_exists(BASE_PATH."/core/configs/application.local.ini"))
+          {
+          unlink(BASE_PATH."/core/configs/application.local.ini");
+          }
+        }
+      }
     if(file_exists(BASE_PATH."/core/configs/database.local.ini") && file_exists(BASE_PATH."/core/configs/application.local.ini"))
       {
       throw new Zend_Exception("Midas is already installed.");

core/controllers/components/NotifyErrorComponent.php

@@ -112,11 +112,23 @@ public function fatalEror($logger, $mailer)
             {
             return;
             }
-          header('content-type: text/plain');
+          
           if(count(ob_list_handlers()) > 0) 
             {
             ob_clean();
             }
+            
+          $db = Zend_Registry::get('dbAdapter');
+          $table = $db->listTables();
+          if(file_exists(BASE_PATH.'/core/configs/database.local.ini') && empty($table))
+            {
+            $fc = Zend_Controller_Front::getInstance();
+            $webroot = $fc->getBaseUrl();
+            echo "MIDAS is not installed. <a href='".$webroot."/install?reset=true'>Click here to reset MIDAS and go to the installation page.</a>";
+            return;
+            }
+            
+          header('content-type: text/plain');
           echo $this->getFatalErrorMessage($e);
         }
       $logger->crit($this->getFatalErrorMessage($e));