Allowing strings in cc and bcc. Fixes #1553.

Author: jrbasso

cake/libs/controller/components/email.php

@@ -561,11 +561,7 @@ function _createHeader() {
         $headers = array();
 
 		if ($this->delivery == 'smtp') {
-			if (is_array($this->to)) {
-				$headers['To'] = implode(', ', array_map(array($this, '_formatAddress'), $this->to));
-			} else {
-				$headers['To'] = $this->_formatAddress($this->to);
-			}
+			$headers['To'] = implode(', ', array_map(array($this, '_formatAddress'), (array)$this->to));
 		}
 		$headers['From'] = $this->_formatAddress($this->from);
 
@@ -580,11 +576,11 @@ function _createHeader() {
 		}
 
 		if (!empty($this->cc)) {
-			$headers['cc'] = implode(', ', array_map(array($this, '_formatAddress'), $this->cc));
+			$headers['Cc'] = implode(', ', array_map(array($this, '_formatAddress'), (array)$this->cc));
 		}
 
 		if (!empty($this->bcc) && $this->delivery != 'smtp') {
-			$headers['Bcc'] = implode(', ', array_map(array($this, '_formatAddress'), $this->bcc));
+			$headers['Bcc'] = implode(', ', array_map(array($this, '_formatAddress'), (array)$this->bcc));
 		}
 		if ($this->delivery == 'smtp') {
 			$headers['Subject'] = $this->_encode($this->subject);

cake/tests/cases/libs/controller/components/email.test.php

@@ -740,6 +740,8 @@ function testSmtpSendSocket() {
 	function testSendDebug() {
 		$this->Controller->EmailTest->to = 'postmaster@localhost';
 		$this->Controller->EmailTest->from = 'noreply@example.com';
+		$this->Controller->EmailTest->cc = 'cc@example.com';
+		$this->Controller->EmailTest->bcc = 'bcc@example.com';
 		$this->Controller->EmailTest->subject = 'Cake Debug Test';
 		$this->Controller->EmailTest->replyTo = 'noreply@example.com';
 		$this->Controller->EmailTest->template = null;
@@ -752,6 +754,8 @@ function testSendDebug() {
 		$this->assertPattern('/Subject: Cake Debug Test\n/', $result);
 		$this->assertPattern('/Reply-To: noreply@example.com\n/', $result);
 		$this->assertPattern('/From: noreply@example.com\n/', $result);
+		$this->assertPattern('/Cc: cc@example.com\n/', $result);
+		$this->assertPattern('/Bcc: bcc@example.com\n/', $result);
 		$this->assertPattern('/Date: ' . preg_quote(date(DATE_RFC2822)) . '\n/', $result);
 		$this->assertPattern('/X-Mailer: CakePHP Email Component\n/', $result);
 		$this->assertPattern('/Content-Type: text\/plain; charset=UTF-8\n/', $result);