1 files changed, 62 insertions, 0 deletions
diff --git a/modules/system/mail.sending.inc b/modules/system/mail.sending.inc
new file mode 100644
index 000000000..6533de07d
--- /dev/null
+++ b/modules/system/mail.sending.inc
@@ -0,0 +1,62 @@
+<?php
+// $Id$
+
+/**
+ * @file
+ * Drupal core implementations of the DrupalMailSendingInterface.
+ */
+
+/**
+ * The default Drupal mail sending library using PHP's mail function.
+ */
+class DefaultMailSystem implements MailSystemInterface {
+  /**
+   * Send an e-mail message, using Drupal variables and default settings.
+   * @see http://php.net/manual/en/function.mail.php the PHP function reference
+   *   for mail().
+   * @see drupal_mail() for information on how $message is composed.
+   *
+   * @param $message
+   *   Message array as described by DrupalMailSendingInterface.
+   * @return
+   *   TRUE if the mail was successfully accepted, otherwise FALSE.
+   */
+  public function mail(array $message) {
+    $mimeheaders = array();
+    foreach ($message['headers'] as $name => $value) {
+      $mimeheaders[] = $name . ': ' . mime_header_encode($value);
+    }
+    return mail(
+      $message['to'],
+      mime_header_encode($message['subject']),
+      // Note: e-mail uses CRLF for line-endings, but PHP's API requires LF.
+      // They will appear correctly in the actual e-mail that is sent.
+      str_replace("\r", '', $message['body']),
+      // For headers, PHP's API suggests that we use CRLF normally,
+      // but some MTAs incorrectly replace LF with CRLF. See #234403.
+      join("\n", $mimeheaders)
+    );
+  }
+}
+
+/**
+ * A mail sending implementation that captures sent messages to a variable.
+ *
+ * This class is for running tests or for development.
+ */
+class TestingMailSystem implements MailSystemInterface {
+
+  /**
+   * Accept an e-mail message and store it in a variable.
+   *
+   * @param $message
+   *   An e-mail message.
+   */
+  public function mail(array $message) {
+    $captured_emails = variable_get('drupal_test_email_collector', array());
+    $captured_emails[] = $message;
+    variable_set('drupal_test_email_collector', $captured_emails);
+    return TRUE;
+  }
+}
+