improvement of failed logo detection

src/ClassCodeBundle/Command/VerifyStructuresLogoCommand.php

@@ -50,10 +50,9 @@ class VerifyStructuresLogoCommand extends ContainerAwareCommand
     foreach ($structures as $structure) {
       $logo = $structure->getLogo();      
       if($logo){
-        $file_headers = @get_headers($logo);
-        if(!$file_headers || $file_headers[0] == 'HTTP/1.1 404 Not Found') {
-          $logo_error_tab[]="Le logo ".$logo." n'existe pas (file not found) pour la structure <b>".$structure->getName()."</b>";  
-          $exists = false;
+        $exists = $this->is_url_exist($logo);
+        if(!$exists){
+          $logo_error_tab[]="Le logo ".$logo." n'existe pas (file not found) pour la structure <b>".$structure->getName()."</b>";
         }
       }else{
         $logo_error_tab[]="Pas de logo défini pour la structure <b>".$structure->getName()."</b>";  
@@ -99,6 +98,21 @@ class VerifyStructuresLogoCommand extends ContainerAwareCommand
     $mailer = $container->get('mailer');
     $mailer->send($message);
   }
+
+  private function is_url_exist($url){
+    $ch = curl_init($url);    
+    curl_setopt($ch, CURLOPT_NOBODY, true);
+    curl_exec($ch);
+    $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+
+    if($code == 200){
+       $status = true;
+    }else{
+      $status = false;
+    }
+    curl_close($ch);
+   return $status;
+  }
 }
 
 	    			
\ No newline at end of file

src/ClassCodeBundle/Controller/StructureController.php

@@ -179,7 +179,7 @@ class StructureController extends Controller
     $structuresLogos = array();
     foreach ($structures as $structure) {
       $logo = $structure->getLogo();
-      if($logo && !in_array ($logo,$structuresLogos)){
+      if($logo && !in_array($logo,$structuresLogos)){
         $structuresLogos[] = $logo;        
       }  
     }