1: <?php
 2: 
 3: App::uses('PlancakeEmailParser', 'Email.Lib/PlancakeEmailParser');
 4: 
 5: class MailParser {
 6: 
 7:     public static function parseFile($path) {
 8:         return self::parse(file_get_contents($path));
 9:     }
10: 
11:     public static function parse($content) {
12:         $main = self::_parseRawMail($content);
13:         $ret = array();
14:         foreach (array('to', 'from', 'bcc', 'cc') as $header) {
15:             $ret[$header] = empty($main['headers'][$header]) ?
16:                     array() :
17:                     self::_buildAddressList($main['headers'][$header]);
18:         }
19:         foreach (array('reply_to', 'sender') as $header) {
20:             $ret[$header] = empty($main['headers'][$header]) ?
21:                     self::_buildAddressList($main['headers']['from']) :
22:                     self::_buildAddressList($main['headers'][$header]);
23:         }
24:         foreach (array('subject', 'in_reply_to', 'message-id') as $header) {
25:             $ret[str_replace('-', '_', $header)] = empty($main['headers'][$header]) ? '' : $main['headers'][$header];
26:         }
27: 
28:         $ret['date'] = new Horde_Imap_Client_DateTime($main['headers']['date']);
29:         $ret['bodies'] = self::_buildBodies($main);
30:         return $ret;
31:     }
32: 
33:     private static function _mimeDecode($string) {
34:         return iconv_mime_decode($string, 0, mb_internal_encoding());
35:     }
36: 
37:     private static function _parseRawMail($content) {
38:         $mimemail = mailparse_msg_create();
39:         mailparse_msg_parse($mimemail, $content);
40:         $parsedData = mailparse_msg_get_part_data($mimemail);
41:         $parsedData['body'] = self::_extractBody($parsedData, $content);
42:         if (!empty($parsedData['headers']['subject'])) {
43:             $parsedData['headers']['subject'] = self::_mimeDecode($parsedData['headers']['subject']);
44:         }
45:         mailparse_msg_free($mimemail);
46:         return $parsedData;
47:     }
48: 
49:     private static function _buildBodies($parsedData) {
50:         if (strpos($parsedData['content-type'],'multipart/') === 0) {
51:             return self::_buildBodiesFromMultipart($parsedData['body'], $parsedData['content-boundary']);
52:         } else {
53:             return array(
54:                 $parsedData['content-type'] => self::_mimeDecode($parsedData['body'])
55:             );
56:         }
57:     }
58: 
59:     private static function _buildBodiesFromMultipart($body, $boundary) {
60:         $parts = explode("--" . $boundary, $body);
61:         array_shift($parts);
62:         array_pop($parts);
63:         $bodies = array();
64:         foreach ($parts as $part) {
65:             $partRawData = preg_replace("/\r\n\$/", '', ltrim($part));
66:             $parsedData = self::_parseRawMail($partRawData);
67:             $bodies[$parsedData['content-type']] = $parsedData['body'];
68:         }
69:         return $bodies;
70:     }
71: 
72:     private static function _extractBody($parsedData, $content) {
73:         $body = substr($content, $parsedData['starting-pos-body']);
74:         if (!empty($parsedData['transfer-encoding']) && $parsedData['transfer-encoding'] == 'quoted-printable') {
75:             $body = quoted_printable_decode($body);
76:         }
77:         return $body;
78:     }
79: 
80:     private static function _buildAddressList($string) {
81:         return array_map(function($v) {
82:             return $v['address'];
83:         }, mailparse_rfc822_parse_addresses($string));
84:     }
85: 
86: }
87: