correcting json import

src/ClassCodeBundle/Command/ImportStructuresFromJsonCommand.php

@@ -67,57 +67,60 @@ class ImportStructuresFromJsonCommand extends ContainerAwareCommand
       $json_source = file_get_contents($structureFile);
       $json_array = json_decode($json_source,true); 
     }
-        
-    foreach ($json_array as $data_structure) {
-      $type = ltrim(rtrim($data_structure['type']));      
-      $name = ltrim(rtrim($data_structure['name']));
-      if($type && $name){
-        
-        $logo = ltrim(rtrim($data_structure['logo']));   
-        $url = ltrim(rtrim($data_structure['url']));   
-        $who = ltrim(rtrim($data_structure['who']));
-        $address = ltrim(rtrim($data_structure['address']));
-        $location = $data_structure['location'];
-        if($location && is_array($location)){
-          $lat = ltrim(rtrim($location['lat']));
-          $long = ltrim(rtrim($location['lng']));
-        }else{
-          $lat = 0;
-          $long = 0;
-        }
-        $email = ltrim(rtrim($data_structure['email']));
-  
-        $structure =  $em->getRepository('ClassCodeBundle:Structure')->findOneBy(array('name' => $name,'type' => $type) );
-        
-        if(!$structure){
-          $structure = new Structure();   
-          $structure->setName($name);  
-          $structure->setMainType($type);
-        }
-        if(($structure->getLogo() != $logo)||
-           ($structure->getUrl() != $url)||
-           ($structure->getWho()!=$who)||
-           ($structure->getAddress() != $address)||
-           ($structure->getLatitude() != $lat)||
-           ($structure->getLongitude() != $long)||
-           ($structure->getDataSource() != $dataSource)||
-           ($structure->getEmail() != $email)){
-             
-          $structure->setLogo($logo); 
-          $structure->setUrl($url); 
-          $structure->setWho($who); 
-          $structure->setEmail($email); 
-          $structure->setAddress($address); 
-          $structure->setLatitude($lat); 
-          $structure->setLongitude($long); 
-          $structure->setDataSource($dataSource);
-          $structure->setUpdatedAt(new \DateTime());
-          $structure->setUpdatedBy($userName);   
+    if($json_array['structures']){         
+      foreach ($json_array as $data_structure) {
+        $type = ltrim(rtrim($data_structure['type']));      
+        $name = ltrim(rtrim($data_structure['name']));
+        if($type && $name){
           
-          $em->persist($structure);
-          $em->flush();
-        }    
-      }  
+          $logo = ltrim(rtrim($data_structure['logo']));   
+          $url = ltrim(rtrim($data_structure['url']));   
+          $who = ltrim(rtrim($data_structure['who']));
+          $address = ltrim(rtrim($data_structure['address']));
+          $location = $data_structure['location'];
+          if($location && is_array($location)){
+            $lat = ltrim(rtrim($location['lat']));
+            $long = ltrim(rtrim($location['lng']));
+          }else{
+            $lat = 0;
+            $long = 0;
+          }
+          $email = ltrim(rtrim($data_structure['email']));
+    
+          $structure =  $em->getRepository('ClassCodeBundle:Structure')->findOneBy(array('name' => $name,'type' => $type) );
+          
+          if(!$structure){
+            $structure = new Structure();   
+            $structure->setName($name);  
+            $structure->setMainType($type);
+          }
+          if(($structure->getLogo() != $logo)||
+             ($structure->getUrl() != $url)||
+             ($structure->getWho()!=$who)||
+             ($structure->getAddress() != $address)||
+             ($structure->getLatitude() != $lat)||
+             ($structure->getLongitude() != $long)||
+             ($structure->getDataSource() != $dataSource)||
+             ($structure->getEmail() != $email)){
+               
+            $structure->setLogo($logo); 
+            $structure->setUrl($url); 
+            $structure->setWho($who); 
+            $structure->setEmail($email); 
+            $structure->setAddress($address); 
+            $structure->setLatitude($lat); 
+            $structure->setLongitude($long); 
+            $structure->setDataSource($dataSource);
+            $structure->setUpdatedAt(new \DateTime());
+            $structure->setUpdatedBy($userName);   
+            
+            $em->persist($structure);
+            $em->flush();
+          }    
+        }  
+      }
+    }else{
+      $log_msg_error .= "No structures found, aborting import !\n";    
     }
     
     $em->clear();