Merge pull request #433 from juneszh/master

add content_length configuration

flight/Engine.php

@@ -141,6 +141,7 @@ class Engine {
         $this->set('flight.log_errors', false);
         $this->set('flight.views.path', './views');
         $this->set('flight.views.extension', '.php');
+        $this->set('flight.content_length', true);
 
         // Startup configuration
         $this->before('start', function() use ($self) {
@@ -152,6 +153,8 @@ class Engine {
 
             // Set case-sensitivity
             $self->router()->case_sensitive = $self->get('flight.case_sensitive');
+            // Set Content-Length
+            $self->response()->content_length = $self->get('flight.content_length');
         });
 
         $initialized = true;

flight/net/Response.php

@@ -34,6 +34,13 @@ class Response {
      */
     protected $sent = false;
     
+    /**
+     * header Content-Length
+     *
+     * @var boolean
+     */
+    public $content_length = true;
+
     /**
      * @var array HTTP status codes
      */
@@ -251,12 +258,14 @@ class Response {
             }
         }
 
+        if ($this->content_length) {
             // Send content length
             $length = $this->getContentLength();
 
             if ($length > 0) {
                 header('Content-Length: '.$length);
             }
+        }
 
         return $this;
     }