Preventing possible errors caused by sending headers when testing on cli

cakephp · Apr 22, 2011 · 8ff0330 · 8ff0330
1 parent d8933fb
commit 8ff0330
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/lib/Cake/Network/CakeResponse.php b/lib/Cake/Network/CakeResponse.php
@@ -363,10 +363,12 @@ public function send() {
  * @return void
  */
 	protected function _sendHeader($name, $value = null) {
-		if (is_null($value)) {
-			header($name);
-		} else {
-			header("{$name}: {$value}");
+		if (!headers_sent()) {
+			if (is_null($value)) {
+				header($name);
+			} else {
+				header("{$name}: {$value}");
+			}
 		}
 	}