Index: branches/5.2.x/core/units/helpers/curl_helper.php
===================================================================
diff -u -N -r16339 -r16751
--- branches/5.2.x/core/units/helpers/curl_helper.php	(.../curl_helper.php)	(revision 16339)
+++ branches/5.2.x/core/units/helpers/curl_helper.php	(.../curl_helper.php)	(revision 16751)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: curl_helper.php 16339 2016-04-02 13:45:52Z alex $
+* @version	$Id: curl_helper.php 16751 2022-11-09 15:53:55Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -162,6 +162,7 @@
 			$this->requestMethod = self::REQUEST_METHOD_GET;
 			$this->requestData = '';
 			$this->requestHeaders = Array ();
+			$this->responseHeaders = Array ();
 			$this->options = Array ();
 		}
 
@@ -227,7 +228,7 @@
 				$default_options[CURLOPT_POSTFIELDS] = $this->requestData;
 			}
 
-//			$default_options[CURLOPT_HEADERFUNCTION] = Array(&$this, 'ParseHeader');
+			$default_options[CURLOPT_HEADERFUNCTION] = array(&$this, 'ParseHeader');
 
 			$user_options = $this->options; // backup options, that user set directly
 			$this->setOptions($default_options);
@@ -257,8 +258,12 @@
 		 */
 		protected function ParseHeader(&$ch, $header)
 		{
-			$this->responseHeaders[] = $header;
+			$trimmed_header = rtrim($header);
 
+			if ( $trimmed_header ) {
+				$this->responseHeaders[] = $trimmed_header;
+			}
+
 			return strlen($header);
 		}
 
@@ -392,8 +397,6 @@
 				$this->logId = $this->Conn->getInsertID();
 			}
 
-			$this->responseHeaders = Array ();
-
 			$this->prepareOptions();
 			$this->lastResponse = $this->_sendRequest();
 
@@ -498,6 +501,16 @@
 		}
 
 		/**
+		 * Returns response headers.
+		 *
+		 * @return array
+		 */
+		public function getResponseHeaders()
+		{
+			return $this->responseHeaders;
+		}
+
+		/**
 		 * Detects, that follow location can't be done automatically by curl due safe_mode/open_basedir restrictions
 		 *
 		 * @return bool
@@ -570,4 +583,4 @@
 
 			return ($this->lastHTTPCode == 200) || ($this->lastHTTPCode >= 300 && $this->lastHTTPCode < 310);
 		}
-	}
\ No newline at end of file
+	}