diff options
Diffstat (limited to 'program/steps/mail')
| -rw-r--r-- | program/steps/mail/sendmail.inc | 55 |
1 files changed, 51 insertions, 4 deletions
diff --git a/program/steps/mail/sendmail.inc b/program/steps/mail/sendmail.inc index 577751742..5c2c6de20 100644 --- a/program/steps/mail/sendmail.inc +++ b/program/steps/mail/sendmail.inc @@ -93,9 +93,8 @@ function rcmail_get_identity($id) * to this: * * <img src="/path/on/server/.../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" /> - * ... */ -function rcmail_fix_emoticon_paths(&$mime_message) +function rcmail_fix_emoticon_paths($mime_message) { global $CONFIG; @@ -134,8 +133,53 @@ function rcmail_fix_emoticon_paths(&$mime_message) } $mime_message->setHTMLBody($body); +} + +/** + * Extract image attachments from HTML content (data URIs) + */ +function rcmail_extract_inline_images($mime_message, $from) +{ + $body = $mime_message->getHTMLBody(); + $offset = 0; + $list = array(); + $regexp = '# src=[\'"](data:(image/[a-z]+);base64,([a-z0-9+/=\r\n]+))([\'"])#i'; + + // get domain for the Content-ID, must be the same as in Mail_Mime::get() + if (preg_match('#@([0-9a-zA-Z\-\.]+)#', $from, $matches)) { + $domain = $matches[1]; + } else { + $domain = 'localhost'; + } + + if (preg_match_all($regexp, $body, $matches, PREG_OFFSET_CAPTURE)) { + foreach ($matches[1] as $idx => $m) { + $data = preg_replace('/\r\n/', '', $matches[3][$idx][0]); + $data = base64_decode($data); - return $body; + if (empty($data)) { + continue; + } + + $hash = md5($data) . '@' . $domain; + $mime_type = $matches[2][$idx][0]; + $name = $list[$hash]; + + // add the image to the MIME message + if (!$name) { + $ext = preg_replace('#^[^/]+/#', '', $mime_type); + $name = substr($hash, 0, 8) . '.' . $ext; + $list[$hash] = $name; + + $mime_message->addHTMLImage($data, $mime_type, $name, false, $hash); + } + + $body = substr_replace($body, $name, $m[1] + $offset, strlen($m[0])); + $offset += strlen($name) - strlen($m[0]); + } + } + + $mime_message->setHTMLBody($body); } /** @@ -522,7 +566,10 @@ if ($isHtml) { // look for "emoticon" images from TinyMCE and change their src paths to // be file paths on the server instead of URL paths. - $message_body = rcmail_fix_emoticon_paths($MAIL_MIME); + rcmail_fix_emoticon_paths($MAIL_MIME); + + // Extract image Data URIs into message attachments (#1488502) + rcmail_extract_inline_images($MAIL_MIME, $from); } else { $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body', |