1: <?php
2: namespace Opencart\System\Library\Mail;
3: /**
4: * Class Mail
5: *
6: * Basic PHP mail class
7: */
8: class Mail {
9: /**
10: * @var array<string, mixed>
11: */
12: protected array $option = [];
13:
14: /**
15: * Constructor
16: *
17: * @param array<string, mixed> $option
18: */
19: public function __construct(array &$option = []) {
20: $this->option = &$option;
21: }
22:
23: /**
24: * Send
25: *
26: * @return bool
27: */
28: public function send(): bool {
29: if (is_array($this->option['to'])) {
30: $to = implode(',', $this->option['to']);
31: } else {
32: $to = $this->option['to'];
33: }
34:
35: if (version_compare(PHP_VERSION, '8.0', '>=')) {
36: $eol = "\r\n";
37: } else {
38: $eol = PHP_EOL;
39: }
40:
41: $boundary = '----=_NextPart_' . md5((string)time());
42:
43: $header = 'MIME-Version: 1.0' . $eol;
44: $header .= 'Date: ' . date('D, d M Y H:i:s O') . $eol;
45: $header .= 'From: =?UTF-8?B?' . base64_encode($this->option['sender']) . '?= <' . $this->option['from'] . '>' . $eol;
46:
47: if (empty($this->option['reply_to'])) {
48: $header .= 'Reply-To: =?UTF-8?B?' . base64_encode($this->option['sender']) . '?= <' . $this->option['from'] . '>' . $eol;
49: } else {
50: $header .= 'Reply-To: =?UTF-8?B?' . base64_encode($this->option['reply_to']) . '?= <' . $this->option['reply_to'] . '>' . $eol;
51: }
52:
53: $header .= 'Return-Path: ' . $this->option['from'] . $eol;
54: $header .= 'X-Mailer: PHP/' . PHP_VERSION . $eol;
55: $header .= 'Content-Type: multipart/mixed; boundary="' . $boundary . '"' . $eol . $eol;
56:
57: $message = '--' . $boundary . $eol;
58:
59: if (empty($this->option['html'])) {
60: $message .= 'Content-Type: text/plain; charset="utf-8"' . $eol;
61: $message .= 'Content-Transfer-Encoding: base64' . $eol . $eol;
62: $message .= chunk_split(base64_encode($this->option['text']), 950) . $eol;
63: } else {
64: $message .= 'Content-Type: multipart/alternative; boundary="' . $boundary . '_alt"' . $eol . $eol;
65: $message .= '--' . $boundary . '_alt' . $eol;
66: $message .= 'Content-Type: text/plain; charset="utf-8"' . $eol;
67: $message .= 'Content-Transfer-Encoding: base64' . $eol . $eol;
68:
69: if (!empty($this->option['text'])) {
70: $message .= chunk_split(base64_encode($this->option['text']), 950) . $eol;
71: } else {
72: $message .= chunk_split(base64_encode('This is a HTML email and your email client software does not support HTML email!'), 950) . $eol;
73: }
74:
75: $message .= '--' . $boundary . '_alt' . $eol;
76: $message .= 'Content-Type: text/html; charset="utf-8"' . $eol;
77: $message .= 'Content-Transfer-Encoding: base64' . $eol . $eol;
78: $message .= chunk_split(base64_encode($this->option['html']), 950) . $eol;
79: $message .= '--' . $boundary . '_alt--' . $eol;
80: }
81:
82: if (!empty($this->option['attachments'])) {
83: foreach ($this->option['attachments'] as $attachment) {
84: if (is_file($attachment)) {
85: $handle = fopen($attachment, 'r');
86:
87: $content = fread($handle, filesize($attachment));
88:
89: fclose($handle);
90:
91: $message .= '--' . $boundary . $eol;
92: $message .= 'Content-Type: application/octet-stream; name="' . basename($attachment) . '"' . $eol;
93: $message .= 'Content-Transfer-Encoding: base64' . $eol;
94: $message .= 'Content-Disposition: attachment; filename="' . basename($attachment) . '"' . $eol;
95: $message .= 'Content-ID: <' . urlencode(basename($attachment)) . '>' . $eol;
96: $message .= 'X-Attachment-Id: ' . urlencode(basename($attachment)) . $eol . $eol;
97: $message .= chunk_split(base64_encode($content), 950);
98: }
99: }
100: }
101:
102: $message .= '--' . $boundary . '--' . $eol;
103:
104: ini_set('sendmail_from', $this->option['from']);
105:
106: if (!empty($this->option['parameter'])) {
107: return mail($to, '=?UTF-8?B?' . base64_encode($this->option['subject']) . '?=', $message, $header, $this->option['parameter']);
108: } else {
109: return mail($to, '=?UTF-8?B?' . base64_encode($this->option['subject']) . '?=', $message, $header);
110: }
111: }
112: }
113: