Changed getContentTransferEncoding to protected

lib/Cake/Network/Email/CakeEmail.php

@@ -670,7 +670,7 @@ class CakeEmail {
 		} elseif ($this->_emailFormat === 'both') {
 			$headers['Content-Type'] = 'multipart/alternative; boundary="alt-' . $this->_boundary . '"';
 		}
-		$headers['Content-Transfer-Encoding'] = $this->getContentTransferEncoding();
+		$headers['Content-Transfer-Encoding'] = $this->_getContentTransferEncoding();
 
 		return $headers;
 	}
@@ -1278,7 +1278,7 @@ class CakeEmail {
 			} elseif ($this->_emailFormat === 'both') {
 				$prefix[] = 'Content-Type: multipart/alternative; boundary="alt-' . $this->_boundary . '"';
 			}
-			$prefix[] = 'Content-Transfer-Encoding: ' . $this->getContentTransferEncoding();
+			$prefix[] = 'Content-Transfer-Encoding: ' . $this->_getContentTransferEncoding();
 			$prefix[] = '';
 			$message = array_merge($prefix, $message);
 		}
@@ -1331,7 +1331,7 @@ class CakeEmail {
 			}
 			$msg[] = '--alt-' . $this->_boundary;
 			$msg[] = 'Content-Type: text/plain; charset=' . $this->charset;
-			$msg[] = 'Content-Transfer-Encoding: ' . $this->getContentTransferEncoding();
+			$msg[] = 'Content-Transfer-Encoding: ' . $this->_getContentTransferEncoding();
 			$msg[] = '';
 
 			$View->viewPath = $View->layoutPath = 'Emails' . DS . 'text';
@@ -1343,7 +1343,7 @@ class CakeEmail {
 			$msg[] = '';
 			$msg[] = '--alt-' . $this->_boundary;
 			$msg[] = 'Content-Type: text/html; charset=' . $this->charset;
-			$msg[] = 'Content-Transfer-Encoding: ' . $this->getContentTransferEncoding();
+			$msg[] = 'Content-Transfer-Encoding: ' . $this->_getContentTransferEncoding();
 			$msg[] = '';
 
 			$View->viewPath = $View->layoutPath = 'Emails' . DS . 'html';
@@ -1365,12 +1365,12 @@ class CakeEmail {
 				$msg[] = '';
 				$msg[] = '--' . $this->_boundary;
 				$msg[] = 'Content-Type: text/html; charset=' . $this->charset;
-				$msg[] = 'Content-Transfer-Encoding: ' . $this->getContentTransferEncoding();
+				$msg[] = 'Content-Transfer-Encoding: ' . $this->_getContentTransferEncoding();
 				$msg[] = '';
 			} else {
 				$msg[] = '--' . $this->_boundary;
 				$msg[] = 'Content-Type: text/plain; charset=' . $this->charset;
-				$msg[] = 'Content-Transfer-Encoding: ' . $this->getContentTransferEncoding();
+				$msg[] = 'Content-Transfer-Encoding: ' . $this->_getContentTransferEncoding();
 				$msg[] = '';
 			}
 		}
@@ -1394,7 +1394,7 @@ class CakeEmail {
  *
  * @return void
  */
-	private function getContentTransferEncoding() {
+	protected function _getContentTransferEncoding() {
 		$charset = strtoupper($this->charset);
 		if (in_array($charset, $this->_charset8bit)) {
 			return '8bit';