FishEye: file osCommerce/branches/hpdl/oscommerce/includes/classes/mime.php

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hpdl	1	1	<?php
		2	/*
		3	$Id: mime.php 5 2005-01-31 01:40:15Z hpdl $
		4
		5	osCommerce, Open Source E-Commerce Solutions
		6	http://www.oscommerce.com
		7
		8	Copyright (c) 2003 osCommerce
		9
		10	mime.php - a class to assist in building mime-HTML eMails
		11
		12	The original class was made by Richard Heyes <richard@phpguru.org>
		13	and can be found here: http://www.phpguru.org
		14
		15	Renamed and Modified by Jan Wildeboer for osCommerce
		16	*/
		17
		18	class mime {
		19	var $_encoding;
		20	var $_subparts;
		21	var $_encoded;
		22	var $_headers;
		23	var $_body;
		24
		25	/**
		26	* Constructor.
		27	*
		28	* Sets up the object.
		29	*
		30	* @param $body - The body of the mime part if any.
		31	* @param $params - An associative array of parameters:
		32	* content_type - The content type for this part eg multipart/mixed
		33	* encoding - The encoding to use, 7bit, base64, or quoted-printable
		34	* cid - Content ID to apply
		35	* disposition - Content disposition, inline or attachment
		36	* dfilename - Optional filename parameter for content disposition
		37	* description - Content description
		38	* @access public
		39	*/
		40
		41	function mime($body, $params = '') {
		42	if ($params == '') $params = array();
		43
		44	// Make sure we use the correct linfeed sequence
		45	if (EMAIL_LINEFEED == 'CRLF') {
		46	$this->lf = "\r\n";
		47	} else {
		48	$this->lf = "\n";
		49	}
		50
		51	reset($params);
		52	while (list($key, $value) = each($params)) {
		53	switch ($key) {
		54	case 'content_type':
		55	$headers['Content-Type'] = $value . (isset($charset) ? '; charset="' . $charset . '"' : '');
		56	break;
		57	case 'encoding':
		58	$this->_encoding = $value;
		59	$headers['Content-Transfer-Encoding'] = $value;
		60	break;
		61	case 'cid':
		62	$headers['Content-ID'] = '<' . $value . '>';
		63	break;
		64	case 'disposition':
65	$headers['Content-Disposition'] = $value . (isset($dfilename) ? '; filename="' . $dfilename . '"' : '');
66	break;
67	case 'dfilename':
68	if (isset($headers['Content-Disposition'])) {
69	$headers['Content-Disposition'] .= '; filename="' . $value . '"';
70	} else {
71	$dfilename = $value;
72	}
73	break;
74	case 'description':
75	$headers['Content-Description'] = $value;
76	break;
77	case 'charset':
78	if (isset($headers['Content-Type'])) {
79	$headers['Content-Type'] .= '; charset="' . $value . '"';
80	} else {
81	$charset = $value;
82	}
83	break;
84	}
85	}
86
87	// Default content-type
88	if (!isset($_headers['Content-Type'])) {
89	$_headers['Content-Type'] = 'text/plain';
90	}
91
92	// Assign stuff to member variables
93	$this->_encoded = array();
94	/* HPDL PHP3 */
95	// $this->_headers =& $headers;
96	$this->_headers = $headers;
97	$this->_body = $body;
98	}
99
100	/**
101	* encode()
102	*
103	* Encodes and returns the email. Also stores
104	* it in the encoded member variable
105	*
106	* @return An associative array containing two elements,
107	* body and headers. The headers element is itself
108	* an indexed array.
109	* @access public
110	*/
111
112	function encode() {
113	/* HPDL PHP3 */
114	// $encoded =& $this->_encoded;
115	$encoded = $this->_encoded;
116
117	if (tep_not_null($this->_subparts)) {
118	$boundary = '=_' . md5(uniqid(tep_rand()) . microtime());
119	$this->_headers['Content-Type'] .= ';' . $this->lf . chr(9) . 'boundary="' . $boundary . '"';
120
121	// Add body parts to $subparts
122	for ($i=0; $i<count($this->_subparts); $i++) {
123	$headers = array();
124	/* HPDL PHP3 */
125	// $tmp = $this->_subparts[$i]->encode();
126	$_subparts = $this->_subparts[$i];
127	$tmp = $_subparts->encode();
128
129	reset($tmp['headers']);
130	while (list($key, $value) = each($tmp['headers'])) {
131	$headers[] = $key . ': ' . $value;
132	}
133
134	$subparts[] = implode($this->lf, $headers) . $this->lf . $this->lf . $tmp['body'];
135	}
136
137	$encoded['body'] = '--' . $boundary . $this->lf . implode('--' . $boundary . $this->lf, $subparts) . '--' . $boundary.'--' . $this->lf;
138	} else {
139	$encoded['body'] = $this->_getEncodedData($this->_body, $this->_encoding) . $this->lf;
140	}
141
142	// Add headers to $encoded
143	/* HPDL PHP3 */
144	// $encoded['headers'] =& $this->_headers;
145	$encoded['headers'] = $this->_headers;
146
147	return $encoded;
148	}
149
150	/**
151	* &addSubPart()
152	*
153	* Adds a subpart to current mime part and returns
154	* a reference to it
155	*
156	* @param $body The body of the subpart, if any.
157	* @param $params The parameters for the subpart, same
158	* as the $params argument for constructor.
159	* @return A reference to the part you just added. It is
160	* crucial if using multipart/* in your subparts that
161	* you use =& in your script when calling this function,
162	* otherwise you will not be able to add further subparts.
163	* @access public
164	*/
165
166	/* HPDL PHP3 */
167	// function &addSubPart($body, $params) {
168	function addSubPart($body, $params) {
169	$this->_subparts[] = new mime($body, $params);
170
171	return $this->_subparts[count($this->_subparts) - 1];
172	}
173
174	/**
175	* _getEncodedData()
176	*
177	* Returns encoded data based upon encoding passed to it
178	*
179	* @param $data The data to encode.
180	* @param $encoding The encoding type to use, 7bit, base64,
181	* or quoted-printable.
182	* @access private
183	*/
184
185	function _getEncodedData($data, $encoding) {
186	switch ($encoding) {
187	case '7bit':
188	return $data;
189	break;
190	case 'quoted-printable':
191	return $this->_quotedPrintableEncode($data);
192	break;
193	case 'base64':
194	return rtrim(chunk_split(base64_encode($data), 76, $this->lf));
195	break;
196	}
197	}
198
199	/**
200	* quoteadPrintableEncode()
201	*
202	* Encodes data to quoted-printable standard.
203	*
204	* @param $input The data to encode
205	* @param $line_max Optional max line length. Should
206	* not be more than 76 chars
207	*
208	* @access private
209	*/
210
211	function _quotedPrintableEncode($input , $line_max = 76) {
212	$lines = preg_split("/\r\n\|\r\|\n/", $input);
213	$eol = $this->lf;
214	$escape = '=';
215	$output = '';
216
217	while (list(, $line) = each($lines)) {
218	$linlen = strlen($line);
219	$newline = '';
220
221	for ($i = 0; $i < $linlen; $i++) {
222	$char = substr($line, $i, 1);
223	$dec = ord($char);
224
225	// convert space at eol only
226	if ( ($dec == 32) && ($i == ($linlen - 1)) ) {
227	$char = '=20';
228	} elseif ($dec == 9) {
229	// Do nothing if a tab.
230	} elseif ( ($dec == 61) \|\| ($dec < 32 ) \|\| ($dec > 126) ) {
231	$char = $escape . strtoupper(sprintf('%02s', dechex($dec)));
232	}
233
234	// $this->lf is not counted
235	if ((strlen($newline) + strlen($char)) >= $line_max) {
236	// soft line break; " =\r\n" is okay
237	$output .= $newline . $escape . $eol;
238	$newline = '';
239	}
240	$newline .= $char;
241	}
242	$output .= $newline . $eol;
243	}
244	// Don't want last crlf
245	$output = substr($output, 0, -1 * strlen($eol));
246
247	return $output;
248	}
249	}
250	?>

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