Merge pull request #34 from jweisman/master

Add option to suppress Expect: 100-continue header

Author: softius

proxy.php

@@ -29,6 +29,13 @@
  */
 define('CSAJAX_FILTER_DOMAIN', false);
 
+/**
+ * Enables or disables Expect: 100-continue header. Some webservers don't 
+ * handle this header correctly.
+ * Recommended value: false
+ */
+define('CSAJAX_SUPPRESS_EXPECT', false);
+
 /**
  * Set debugging to true to receive additional messages - really helpful on development
  */
@@ -137,6 +144,12 @@
 
 // let the request begin
 $ch = curl_init($request_url);
+
+// Suppress Expect header
+if (CSAJAX_SUPPRESS_EXPECT) {
+    array_push($request_headers, 'Expect:'); 
+}
+
 curl_setopt($ch, CURLOPT_HTTPHEADER, $request_headers);   // (re-)send headers
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);     // return response
 curl_setopt($ch, CURLOPT_HEADER, true);       // enabled response headers