From 694e6ad09d77ee8e3ca5eebccbdefe6ff4fe827c Mon Sep 17 00:00:00 2001
From: Christian Weber
Date: Thu, 8 Dec 2011 18:44:46 +0000
Subject: add_attachment() re-factored to take $p as 2nd arg, add support for
 specifying content disposition

---
 it_mail.class | 28 +++++++++++++++++-----------
 1 file changed, 17 insertions(+), 11 deletions(-)

(limited to 'it_mail.class')

diff --git a/it_mail.class b/it_mail.class
index 81c9a67..df40f27 100644
--- a/it_mail.class
+++ b/it_mail.class
@@ -138,19 +138,25 @@ function add_body($text, $type = IT_MAIL_PLAIN)
 /**
  * Add attachment to this email message. Can be called repeatedly.
  * @param $data Data to be attached
- * @param $name Name of attached file
- * @param $mimetype MIME-Type of attached file
+ * @param $p['dispositon'] optional Content-Disposition value: "inline" or "attachment"
+ * @param $p['mimetype'] optional MIME-Type of attached file
+ * @param $p['name'] optional name of attached file
  * @return 'cid:'.Content-ID of this attachment
  */
-function add_attachment($data, $mimetype = "application/octet-stream", $name = '')
+function add_attachment($data, $p, $legacy_name = null)
 {
-	if ($name == '')
-		$name = 'Attachment' . (count($this->attachments) + 1);
-
-	$cid = md5(uniqid(rand()));
-	$this->attachments[] = array ('mimetype' => $mimetype, 'data' => $data, 'name' => $name, 'cid' => $cid);
-
-	return 'cid:'.$cid;
+	if (!is_array($p))	# legacy mode: two scalars mime type / name
+		$p = array('mimetype' => $p) + ($legacy_name ? array('name' => $legacy_name) : array());
+
+	$this->attachments[] = $p + array(
+		'cid'         => $cid = md5(uniqid(rand())),
+		'data'        => $data,
+		'disposition' => "inline",
+		'mimetype'    => "application/octet-stream",
+		'name'        => "Attachment" . (count($this->attachments) + 1),
+	);
+
+	return "cid:$cid";
 }
 
 
@@ -277,7 +283,7 @@ function send($p = array())
 
 		foreach ($this->attachments as $attachment)
 		{
-			$text .= "\n--$boundary\nContent-Type: {$attachment['mimetype']}; name=\"{$attachment['name']}\"\nContent-Transfer-Encoding: base64\nContent-ID: <{$attachment['cid']}>\nContent-Disposition: inline; filename=\"{$attachment['name']}\"\n\n";
+			$text .= "\n--$boundary\nContent-Type: {$attachment['mimetype']}; name=\"{$attachment['name']}\"\nContent-Transfer-Encoding: base64\nContent-ID: <{$attachment['cid']}>\nContent-Disposition: {$attachment['disposition']}; filename=\"{$attachment['name']}\"\n\n";
 			$text .= chunk_split(base64_encode($attachment['data']));
 		}
 
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