From 197203727417a03d87053a47e5aa5175a76e3e0b Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Thu, 17 Oct 2013 04:24:53 -0400
Subject: [PATCH] Fix vulnerability in handling _session argument of utils/save-prefs (#1489382)
---
program/lib/Mail/mime.php | 1206 ++++++++++++++++++++++++++++++++++++--------------------
1 files changed, 770 insertions(+), 436 deletions(-)
diff --git a/program/lib/Mail/mime.php b/program/lib/Mail/mime.php
index 7641b0c..cc72f5b 100644
--- a/program/lib/Mail/mime.php
+++ b/program/lib/Mail/mime.php
@@ -45,6 +45,7 @@
* @author Tomas V.V. Cox <cox@idecnet.com>
* @author Cipriano Groenendal <cipri@php.net>
* @author Sean Coates <sean@php.net>
+ * @author Aleksander Machniak <alec@php.net>
* @copyright 2003-2006 PEAR <pear-group@php.net>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version CVS: $Id$
@@ -110,22 +111,6 @@
var $_htmlbody;
/**
- * contains the mime encoded text
- *
- * @var string
- * @access private
- */
- var $_mime;
-
- /**
- * contains the multipart content
- *
- * @var string
- * @access private
- */
- var $_multipart;
-
- /**
* list of the attached images
*
* @var array
@@ -142,14 +127,6 @@
var $_parts = array();
/**
- * Build parameters
- *
- * @var array
- * @access private
- */
- var $_build_params = array();
-
- /**
* Headers for the mail
*
* @var array
@@ -158,49 +135,88 @@
var $_headers = array();
/**
- * End Of Line sequence (for serialize)
+ * Build parameters
*
- * @var string
+ * @var array
* @access private
*/
- var $_eol;
-
+ var $_build_params = array(
+ // What encoding to use for the headers
+ // Options: quoted-printable or base64
+ 'head_encoding' => 'quoted-printable',
+ // What encoding to use for plain text
+ // Options: 7bit, 8bit, base64, or quoted-printable
+ 'text_encoding' => 'quoted-printable',
+ // What encoding to use for html
+ // Options: 7bit, 8bit, base64, or quoted-printable
+ 'html_encoding' => 'quoted-printable',
+ // The character set to use for html
+ 'html_charset' => 'ISO-8859-1',
+ // The character set to use for text
+ 'text_charset' => 'ISO-8859-1',
+ // The character set to use for headers
+ 'head_charset' => 'ISO-8859-1',
+ // End-of-line sequence
+ 'eol' => "\r\n",
+ // Delay attachment files IO until building the message
+ 'delay_file_io' => false
+ );
/**
- * Constructor function.
+ * Constructor function
*
- * @param string $crlf what type of linebreak to use.
- * Defaults to "\r\n"
+ * @param mixed $params Build parameters that change the way the email
+ * is built. Should be an associative array.
+ * See $_build_params.
*
* @return void
- *
* @access public
*/
- function Mail_mime($crlf = "\r\n")
+ function Mail_mime($params = array())
{
- $this->_setEOL($crlf);
- $this->_build_params = array(
- 'head_encoding' => 'quoted-printable',
- 'text_encoding' => '7bit',
- 'html_encoding' => 'quoted-printable',
- '7bit_wrap' => 998,
- 'html_charset' => 'ISO-8859-1',
- 'text_charset' => 'ISO-8859-1',
- 'head_charset' => 'ISO-8859-1'
- );
+ // Backward-compatible EOL setting
+ if (is_string($params)) {
+ $this->_build_params['eol'] = $params;
+ } else if (defined('MAIL_MIME_CRLF') && !isset($params['eol'])) {
+ $this->_build_params['eol'] = MAIL_MIME_CRLF;
+ }
+
+ // Update build parameters
+ if (!empty($params) && is_array($params)) {
+ while (list($key, $value) = each($params)) {
+ $this->_build_params[$key] = $value;
+ }
+ }
}
/**
- * wakeup function called by unserialize. It re-sets the EOL constant
+ * Set build parameter value
*
- * @access private
+ * @param string $name Parameter name
+ * @param string $value Parameter value
+ *
* @return void
+ * @access public
+ * @since 1.6.0
*/
- function __wakeup()
+ function setParam($name, $value)
{
- $this->_setEOL($this->_eol);
+ $this->_build_params[$name] = $value;
}
+ /**
+ * Get build parameter value
+ *
+ * @param string $name Parameter name
+ *
+ * @return mixed Parameter value
+ * @access public
+ * @since 1.6.0
+ */
+ function getParam($name)
+ {
+ return isset($this->_build_params[$name]) ? $this->_build_params[$name] : null;
+ }
/**
* Accessor function to set the body text. Body text is used if
@@ -209,14 +225,14 @@
* html should show.
*
* @param string $data Either a string or
- * the file name with the contents
+ * the file name with the contents
* @param bool $isfile If true the first param should be treated
- * as a file name, else as a string (default)
+ * as a file name, else as a string (default)
* @param bool $append If true the text or file is appended to
- * the existing body, else the old body is
- * overwritten
+ * the existing body, else the old body is
+ * overwritten
*
- * @return mixed true on success or PEAR_Error object
+ * @return mixed True on success or PEAR_Error object
* @access public
*/
function setTXTBody($data, $isfile = false, $append = false)
@@ -242,14 +258,26 @@
}
/**
+ * Get message text body
+ *
+ * @return string Text body
+ * @access public
+ * @since 1.6.0
+ */
+ function getTXTBody()
+ {
+ return $this->_txtbody;
+ }
+
+ /**
* Adds a html part to the mail.
*
- * @param string $data either a string or the file name with the
- * contents
- * @param bool $isfile a flag that determines whether $data is a
- * filename, or a string(false, default)
+ * @param string $data Either a string or the file name with the
+ * contents
+ * @param bool $isfile A flag that determines whether $data is a
+ * filename, or a string(false, default)
*
- * @return bool true on success
+ * @return bool True on success
* @access public
*/
function setHTMLBody($data, $isfile = false)
@@ -268,37 +296,68 @@
}
/**
+ * Get message HTML body
+ *
+ * @return string HTML body
+ * @access public
+ * @since 1.6.0
+ */
+ function getHTMLBody()
+ {
+ return $this->_htmlbody;
+ }
+
+ /**
* Adds an image to the list of embedded images.
*
- * @param string $file the image file name OR image data itself
- * @param string $c_type the content type
- * @param string $name the filename of the image.
- * Only used if $file is the image data.
- * @param bool $isfile whether $file is a filename or not.
- * Defaults to true
+ * @param string $file The image file name OR image data itself
+ * @param string $c_type The content type
+ * @param string $name The filename of the image.
+ * Only used if $file is the image data.
+ * @param bool $isfile Whether $file is a filename or not.
+ * Defaults to true
+ * @param string $content_id Desired Content-ID of MIME part
+ * Defaults to generated unique ID
*
- * @return bool true on success
+ * @return bool True on success
* @access public
*/
- function addHTMLImage($file, $c_type='application/octet-stream',
- $name = '', $isfile = true)
- {
- $filedata = ($isfile === true) ? $this->_file2str($file)
- : $file;
- if ($isfile === true) {
- $filename = ($name == '' ? $file : $name);
+ function addHTMLImage($file,
+ $c_type='application/octet-stream',
+ $name = '',
+ $isfile = true,
+ $content_id = null
+ ) {
+ $bodyfile = null;
+
+ if ($isfile) {
+ // Don't load file into memory
+ if ($this->_build_params['delay_file_io']) {
+ $filedata = null;
+ $bodyfile = $file;
+ } else {
+ if (PEAR::isError($filedata = $this->_file2str($file))) {
+ return $filedata;
+ }
+ }
+ $filename = ($name ? $name : $file);
} else {
+ $filedata = $file;
$filename = $name;
}
- if (PEAR::isError($filedata)) {
- return $filedata;
+
+ if (!$content_id) {
+ $content_id = md5(uniqid(time()));
}
+
$this->_html_images[] = array(
- 'body' => $filedata,
- 'name' => $filename,
- 'c_type' => $c_type,
- 'cid' => md5(uniqid(time()))
- );
+ 'body' => $filedata,
+ 'body_file' => $bodyfile,
+ 'name' => $filename,
+ 'c_type' => $c_type,
+ 'cid' => $content_id
+ );
+
return true;
}
@@ -306,79 +365,102 @@
* Adds a file to the list of attachments.
*
* @param string $file The file name of the file to attach
- * OR the file contents itself
+ * or the file contents itself
* @param string $c_type The content type
* @param string $name The filename of the attachment
- * Only use if $file is the contents
- * @param bool $isfile Whether $file is a filename or not
- * Defaults to true
- * @param string $encoding The type of encoding to use.
- * Defaults to base64.
- * Possible values: 7bit, 8bit, base64,
- * or quoted-printable.
+ * Only use if $file is the contents
+ * @param bool $isfile Whether $file is a filename or not. Defaults to true
+ * @param string $encoding The type of encoding to use. Defaults to base64.
+ * Possible values: 7bit, 8bit, base64 or quoted-printable.
* @param string $disposition The content-disposition of this file
- * Defaults to attachment.
- * Possible values: attachment, inline.
- * @param string $charset The character set used in the filename
- * of this attachment.
+ * Defaults to attachment.
+ * Possible values: attachment, inline.
+ * @param string $charset The character set of attachment's content.
* @param string $language The language of the attachment
* @param string $location The RFC 2557.4 location of the attachment
+ * @param string $n_encoding Encoding of the attachment's name in Content-Type
+ * By default filenames are encoded using RFC2231 method
+ * Here you can set RFC2047 encoding (quoted-printable
+ * or base64) instead
+ * @param string $f_encoding Encoding of the attachment's filename
+ * in Content-Disposition header.
+ * @param string $description Content-Description header
+ * @param string $h_charset The character set of the headers e.g. filename
+ * If not specified, $charset will be used
*
- * @return mixed true on success or PEAR_Error object
+ * @return mixed True on success or PEAR_Error object
* @access public
*/
function addAttachment($file,
- $c_type = 'application/octet-stream',
- $name = '',
- $isfile = true,
- $encoding = 'base64',
- $disposition = 'attachment',
- $charset = '',
- $language = '',
- $location = '')
- {
- $filedata = ($isfile === true) ? $this->_file2str($file)
- : $file;
- if ($isfile === true) {
+ $c_type = 'application/octet-stream',
+ $name = '',
+ $isfile = true,
+ $encoding = 'base64',
+ $disposition = 'attachment',
+ $charset = '',
+ $language = '',
+ $location = '',
+ $n_encoding = null,
+ $f_encoding = null,
+ $description = '',
+ $h_charset = null
+ ) {
+ $bodyfile = null;
+
+ if ($isfile) {
+ // Don't load file into memory
+ if ($this->_build_params['delay_file_io']) {
+ $filedata = null;
+ $bodyfile = $file;
+ } else {
+ if (PEAR::isError($filedata = $this->_file2str($file))) {
+ return $filedata;
+ }
+ }
// Force the name the user supplied, otherwise use $file
- $filename = (strlen($name)) ? $name : $file;
+ $filename = ($name ? $name : $file);
} else {
+ $filedata = $file;
$filename = $name;
}
+
if (!strlen($filename)) {
$msg = "The supplied filename for the attachment can't be empty";
$err = PEAR::raiseError($msg);
return $err;
}
$filename = $this->_basename($filename);
- if (PEAR::isError($filedata)) {
- return $filedata;
- }
$this->_parts[] = array(
- 'body' => $filedata,
- 'name' => $filename,
- 'c_type' => $c_type,
- 'encoding' => $encoding,
- 'charset' => $charset,
- 'language' => $language,
- 'location' => $location,
- 'disposition' => $disposition
- );
+ 'body' => $filedata,
+ 'body_file' => $bodyfile,
+ 'name' => $filename,
+ 'c_type' => $c_type,
+ 'charset' => $charset,
+ 'encoding' => $encoding,
+ 'language' => $language,
+ 'location' => $location,
+ 'disposition' => $disposition,
+ 'description' => $description,
+ 'name_encoding' => $n_encoding,
+ 'filename_encoding' => $f_encoding,
+ 'headers_charset' => $h_charset,
+ );
+
return true;
}
/**
* Get the contents of the given file name as string
*
- * @param string $file_name path of file to process
+ * @param string $file_name Path of file to process
*
- * @return string contents of $file_name
+ * @return string Contents of $file_name
* @access private
*/
function &_file2str($file_name)
{
- //Check state of file and raise an error properly
+ // Check state of file and raise an error properly
if (!file_exists($file_name)) {
$err = PEAR::raiseError('File not found: ' . $file_name);
return $err;
@@ -391,16 +473,16 @@
$err = PEAR::raiseError('File is not readable: ' . $file_name);
return $err;
}
-
- //Temporarily reset magic_quotes_runtime and read file contents
+
+ // Temporarily reset magic_quotes_runtime and read file contents
if ($magic_quote_setting = get_magic_quotes_runtime()) {
- set_magic_quotes_runtime(0);
+ @ini_set('magic_quotes_runtime', 0);
}
- $cont = file_get_contents($file_name);
+ $cont = file_get_contents($file_name);
if ($magic_quote_setting) {
- set_magic_quotes_runtime($magic_quote_setting);
+ @ini_set('magic_quotes_runtime', $magic_quote_setting);
}
-
+
return $cont;
}
@@ -409,10 +491,10 @@
* returns it during the build process.
*
* @param mixed &$obj The object to add the part to, or
- * null if a new object is to be created.
+ * null if a new object is to be created.
* @param string $text The text to add.
*
- * @return object The text mimePart object
+ * @return object The text mimePart object
* @access private
*/
function &_addTextPart(&$obj, $text)
@@ -420,6 +502,8 @@
$params['content_type'] = 'text/plain';
$params['encoding'] = $this->_build_params['text_encoding'];
$params['charset'] = $this->_build_params['text_charset'];
+ $params['eol'] = $this->_build_params['eol'];
+
if (is_object($obj)) {
$ret = $obj->addSubpart($text, $params);
return $ret;
@@ -434,9 +518,9 @@
* returns it during the build process.
*
* @param mixed &$obj The object to add the part to, or
- * null if a new object is to be created.
+ * null if a new object is to be created.
*
- * @return object The html mimePart object
+ * @return object The html mimePart object
* @access private
*/
function &_addHtmlPart(&$obj)
@@ -444,6 +528,8 @@
$params['content_type'] = 'text/html';
$params['encoding'] = $this->_build_params['html_encoding'];
$params['charset'] = $this->_build_params['html_charset'];
+ $params['eol'] = $this->_build_params['eol'];
+
if (is_object($obj)) {
$ret = $obj->addSubpart($this->_htmlbody, $params);
return $ret;
@@ -465,8 +551,9 @@
{
$params = array();
$params['content_type'] = 'multipart/mixed';
-
- //Create empty multipart/mixed Mail_mimePart object to return
+ $params['eol'] = $this->_build_params['eol'];
+
+ // Create empty multipart/mixed Mail_mimePart object to return
$ret = new Mail_mimePart('', $params);
return $ret;
}
@@ -477,14 +564,16 @@
* the build process.
*
* @param mixed &$obj The object to add the part to, or
- * null if a new object is to be created.
+ * null if a new object is to be created.
*
- * @return object The multipart/mixed mimePart object
+ * @return object The multipart/mixed mimePart object
* @access private
*/
function &_addAlternativePart(&$obj)
{
$params['content_type'] = 'multipart/alternative';
+ $params['eol'] = $this->_build_params['eol'];
+
if (is_object($obj)) {
return $obj->addSubpart('', $params);
} else {
@@ -499,14 +588,16 @@
* the build process.
*
* @param mixed &$obj The object to add the part to, or
- * null if a new object is to be created
+ * null if a new object is to be created
*
- * @return object The multipart/mixed mimePart object
+ * @return object The multipart/mixed mimePart object
* @access private
*/
function &_addRelatedPart(&$obj)
{
$params['content_type'] = 'multipart/related';
+ $params['eol'] = $this->_build_params['eol'];
+
if (is_object($obj)) {
return $obj->addSubpart('', $params);
} else {
@@ -522,7 +613,7 @@
* @param object &$obj The mimePart to add the image to
* @param array $value The image information
*
- * @return object The image mimePart object
+ * @return object The image mimePart object
* @access private
*/
function &_addHtmlImagePart(&$obj, $value)
@@ -530,12 +621,20 @@
$params['content_type'] = $value['c_type'];
$params['encoding'] = 'base64';
$params['disposition'] = 'inline';
- $params['dfilename'] = $value['name'];
+ $params['filename'] = $value['name'];
$params['cid'] = $value['cid'];
-
+ $params['body_file'] = $value['body_file'];
+ $params['eol'] = $this->_build_params['eol'];
+
+ if (!empty($value['name_encoding'])) {
+ $params['name_encoding'] = $value['name_encoding'];
+ }
+ if (!empty($value['filename_encoding'])) {
+ $params['filename_encoding'] = $value['filename_encoding'];
+ }
+
$ret = $obj->addSubpart($value['body'], $params);
return $ret;
-
}
/**
@@ -545,25 +644,43 @@
* @param object &$obj The mimePart to add the image to
* @param array $value The attachment information
*
- * @return object The image mimePart object
+ * @return object The image mimePart object
* @access private
*/
function &_addAttachmentPart(&$obj, $value)
{
- $params['dfilename'] = $value['name'];
- $params['encoding'] = $value['encoding'];
- if ($value['charset']) {
- $params['charset'] = $value['charset'];
- }
- if ($value['language']) {
- $params['language'] = $value['language'];
- }
- if ($value['location']) {
- $params['location'] = $value['location'];
- }
+ $params['eol'] = $this->_build_params['eol'];
+ $params['filename'] = $value['name'];
+ $params['encoding'] = $value['encoding'];
$params['content_type'] = $value['c_type'];
+ $params['body_file'] = $value['body_file'];
$params['disposition'] = isset($value['disposition']) ?
$value['disposition'] : 'attachment';
+
+ // content charset
+ if (!empty($value['charset'])) {
+ $params['charset'] = $value['charset'];
+ }
+ // headers charset (filename, description)
+ if (!empty($value['headers_charset'])) {
+ $params['headers_charset'] = $value['headers_charset'];
+ }
+ if (!empty($value['language'])) {
+ $params['language'] = $value['language'];
+ }
+ if (!empty($value['location'])) {
+ $params['location'] = $value['location'];
+ }
+ if (!empty($value['name_encoding'])) {
+ $params['name_encoding'] = $value['name_encoding'];
+ }
+ if (!empty($value['filename_encoding'])) {
+ $params['filename_encoding'] = $value['filename_encoding'];
+ }
+ if (!empty($value['description'])) {
+ $params['description'] = $value['description'];
+ }
+
$ret = $obj->addSubpart($value['body'], $params);
return $ret;
}
@@ -573,87 +690,178 @@
* mail delivery method. Note that only the mailpart that is made
* with Mail_Mime is created. This means that,
* YOU WILL HAVE NO TO: HEADERS UNLESS YOU SET IT YOURSELF
- * using the $xtra_headers parameter!
+ * using the $headers parameter!
*
- * @param string $separation The separation etween these two parts.
- * @param array $build_params The Build parameters passed to the
- * &get() function. See &get for more info.
- * @param array $xtra_headers The extra headers that should be passed
- * to the &headers() function.
- * See that function for more info.
- * @param bool $overwrite Overwrite the existing headers with new.
+ * @param string $separation The separation between these two parts.
+ * @param array $params The Build parameters passed to the
+ * &get() function. See &get for more info.
+ * @param array $headers The extra headers that should be passed
+ * to the &headers() function.
+ * See that function for more info.
+ * @param bool $overwrite Overwrite the existing headers with new.
*
- * @return string The complete e-mail.
+ * @return mixed The complete e-mail or PEAR error object
* @access public
*/
- function getMessage(
- $separation = null,
- $build_params = null,
- $xtra_headers = null,
- $overwrite = false
- )
- {
+ function getMessage($separation = null, $params = null, $headers = null,
+ $overwrite = false
+ ) {
if ($separation === null) {
- $separation = MAIL_MIME_CRLF;
+ $separation = $this->_build_params['eol'];
}
- $body = $this->get($build_params);
- $head = $this->txtHeaders($xtra_headers, $overwrite);
+
+ $body = $this->get($params);
+
+ if (PEAR::isError($body)) {
+ return $body;
+ }
+
+ $head = $this->txtHeaders($headers, $overwrite);
$mail = $head . $separation . $body;
return $mail;
}
+ /**
+ * Returns the complete e-mail body, ready to send using an alternative
+ * mail delivery method.
+ *
+ * @param array $params The Build parameters passed to the
+ * &get() function. See &get for more info.
+ *
+ * @return mixed The e-mail body or PEAR error object
+ * @access public
+ * @since 1.6.0
+ */
+ function getMessageBody($params = null)
+ {
+ return $this->get($params, null, true);
+ }
+
+ /**
+ * Writes (appends) the complete e-mail into file.
+ *
+ * @param string $filename Output file location
+ * @param array $params The Build parameters passed to the
+ * &get() function. See &get for more info.
+ * @param array $headers The extra headers that should be passed
+ * to the &headers() function.
+ * See that function for more info.
+ * @param bool $overwrite Overwrite the existing headers with new.
+ *
+ * @return mixed True or PEAR error object
+ * @access public
+ * @since 1.6.0
+ */
+ function saveMessage($filename, $params = null, $headers = null, $overwrite = false)
+ {
+ // Check state of file and raise an error properly
+ if (file_exists($filename) && !is_writable($filename)) {
+ $err = PEAR::raiseError('File is not writable: ' . $filename);
+ return $err;
+ }
+
+ // Temporarily reset magic_quotes_runtime and read file contents
+ if ($magic_quote_setting = get_magic_quotes_runtime()) {
+ @ini_set('magic_quotes_runtime', 0);
+ }
+
+ if (!($fh = fopen($filename, 'ab'))) {
+ $err = PEAR::raiseError('Unable to open file: ' . $filename);
+ return $err;
+ }
+
+ // Write message headers into file (skipping Content-* headers)
+ $head = $this->txtHeaders($headers, $overwrite, true);
+ if (fwrite($fh, $head) === false) {
+ $err = PEAR::raiseError('Error writing to file: ' . $filename);
+ return $err;
+ }
+
+ fclose($fh);
+
+ if ($magic_quote_setting) {
+ @ini_set('magic_quotes_runtime', $magic_quote_setting);
+ }
+
+ // Write the rest of the message into file
+ $res = $this->get($params, $filename);
+
+ return $res ? $res : true;
+ }
+
+ /**
+ * Writes (appends) the complete e-mail body into file.
+ *
+ * @param string $filename Output file location
+ * @param array $params The Build parameters passed to the
+ * &get() function. See &get for more info.
+ *
+ * @return mixed True or PEAR error object
+ * @access public
+ * @since 1.6.0
+ */
+ function saveMessageBody($filename, $params = null)
+ {
+ // Check state of file and raise an error properly
+ if (file_exists($filename) && !is_writable($filename)) {
+ $err = PEAR::raiseError('File is not writable: ' . $filename);
+ return $err;
+ }
+
+ // Temporarily reset magic_quotes_runtime and read file contents
+ if ($magic_quote_setting = get_magic_quotes_runtime()) {
+ @ini_set('magic_quotes_runtime', 0);
+ }
+
+ if (!($fh = fopen($filename, 'ab'))) {
+ $err = PEAR::raiseError('Unable to open file: ' . $filename);
+ return $err;
+ }
+
+ // Write the rest of the message into file
+ $res = $this->get($params, $filename, true);
+
+ return $res ? $res : true;
+ }
/**
* Builds the multipart message from the list ($this->_parts) and
* returns the mime content.
*
- * @param array $build_params Build parameters that change the way the email
- * is built. Should be associative. Can contain:
- * head_encoding - What encoding to use for the headers.
- * Options: quoted-printable or base64
- * Default is quoted-printable
- * text_encoding - What encoding to use for plain text
- * Options: 7bit, 8bit,
- * base64, or quoted-printable
- * Default is 7bit
- * html_encoding - What encoding to use for html
- * Options: 7bit, 8bit,
- * base64, or quoted-printable
- * Default is quoted-printable
- * 7bit_wrap - Number of characters before text is
- * wrapped in 7bit encoding
- * Default is 998
- * html_charset - The character set to use for html.
- * Default is iso-8859-1
- * text_charset - The character set to use for text.
- * Default is iso-8859-1
- * head_charset - The character set to use for headers.
- * Default is iso-8859-1
+ * @param array $params Build parameters that change the way the email
+ * is built. Should be associative. See $_build_params.
+ * @param resource $filename Output file where to save the message instead of
+ * returning it
+ * @param boolean $skip_head True if you want to return/save only the message
+ * without headers
*
- * @return string The mime content
+ * @return mixed The MIME message content string, null or PEAR error object
* @access public
*/
- function &get($build_params = null)
+ function &get($params = null, $filename = null, $skip_head = false)
{
- if (isset($build_params)) {
- while (list($key, $value) = each($build_params)) {
+ if (isset($params)) {
+ while (list($key, $value) = each($params)) {
$this->_build_params[$key] = $value;
}
}
-
- if (isset($this->_headers['From'])){
- //Bug #11381: Illegal characters in domain ID
- if (preg_match("|(@[0-9a-zA-Z\-\.]+)|", $this->_headers['From'], $matches)){
+
+ if (isset($this->_headers['From'])) {
+ // Bug #11381: Illegal characters in domain ID
+ if (preg_match('#(@[0-9a-zA-Z\-\.]+)#', $this->_headers['From'], $matches)) {
$domainID = $matches[1];
- }else{
- $domainID = "@localhost";
+ } else {
+ $domainID = '@localhost';
}
- foreach($this->_html_images as $i => $img){
- $this->_html_images[$i]['cid'] = $this->_html_images[$i]['cid'] . $domainID;
+ foreach ($this->_html_images as $i => $img) {
+ $cid = $this->_html_images[$i]['cid'];
+ if (!preg_match('#'.preg_quote($domainID).'$#', $cid)) {
+ $this->_html_images[$i]['cid'] = $cid . $domainID;
+ }
}
}
-
- if (count($this->_html_images) AND isset($this->_htmlbody)) {
+
+ if (count($this->_html_images) && isset($this->_htmlbody)) {
foreach ($this->_html_images as $key => $value) {
$regex = array();
$regex[] = '#(\s)((?i)src|background|href(?-i))\s*=\s*(["\']?)' .
@@ -666,30 +874,32 @@
$rep[] = 'url(\1cid:' . $value['cid'] . '\1)';
$this->_htmlbody = preg_replace($regex, $rep, $this->_htmlbody);
- $this->_html_images[$key]['name'] =
- $this->_basename($this->_html_images[$key]['name']);
+ $this->_html_images[$key]['name']
+ = $this->_basename($this->_html_images[$key]['name']);
}
}
+
+ $this->_checkParams();
$null = null;
$attachments = count($this->_parts) ? true : false;
$html_images = count($this->_html_images) ? true : false;
$html = strlen($this->_htmlbody) ? true : false;
- $text = (!$html AND strlen($this->_txtbody)) ? true : false;
+ $text = (!$html && strlen($this->_txtbody)) ? true : false;
switch (true) {
- case $text AND !$attachments:
+ case $text && !$attachments:
$message =& $this->_addTextPart($null, $this->_txtbody);
break;
- case !$text AND !$html AND $attachments:
+ case !$text && !$html && $attachments:
$message =& $this->_addMixedPart();
for ($i = 0; $i < count($this->_parts); $i++) {
$this->_addAttachmentPart($message, $this->_parts[$i]);
}
break;
- case $text AND $attachments:
+ case $text && $attachments:
$message =& $this->_addMixedPart();
$this->_addTextPart($message, $this->_txtbody);
for ($i = 0; $i < count($this->_parts); $i++) {
@@ -697,7 +907,7 @@
}
break;
- case $html AND !$attachments AND !$html_images:
+ case $html && !$attachments && !$html_images:
if (isset($this->_txtbody)) {
$message =& $this->_addAlternativePart($null);
$this->_addTextPart($message, $this->_txtbody);
@@ -707,7 +917,38 @@
}
break;
- case $html AND !$attachments AND $html_images:
+ case $html && !$attachments && $html_images:
+ // * Content-Type: multipart/alternative;
+ // * text
+ // * Content-Type: multipart/related;
+ // * html
+ // * image...
+ if (isset($this->_txtbody)) {
+ $message =& $this->_addAlternativePart($null);
+ $this->_addTextPart($message, $this->_txtbody);
+
+ $ht =& $this->_addRelatedPart($message);
+ $this->_addHtmlPart($ht);
+ for ($i = 0; $i < count($this->_html_images); $i++) {
+ $this->_addHtmlImagePart($ht, $this->_html_images[$i]);
+ }
+ } else {
+ // * Content-Type: multipart/related;
+ // * html
+ // * image...
+ $message =& $this->_addRelatedPart($null);
+ $this->_addHtmlPart($message);
+ for ($i = 0; $i < count($this->_html_images); $i++) {
+ $this->_addHtmlImagePart($message, $this->_html_images[$i]);
+ }
+ }
+ /*
+ // #13444, #9725: the code below was a non-RFC compliant hack
+ // * Content-Type: multipart/related;
+ // * Content-Type: multipart/alternative;
+ // * text
+ // * html
+ // * image...
$message =& $this->_addRelatedPart($null);
if (isset($this->_txtbody)) {
$alt =& $this->_addAlternativePart($message);
@@ -719,9 +960,10 @@
for ($i = 0; $i < count($this->_html_images); $i++) {
$this->_addHtmlImagePart($message, $this->_html_images[$i]);
}
+ */
break;
- case $html AND $attachments AND !$html_images:
+ case $html && $attachments && !$html_images:
$message =& $this->_addMixedPart();
if (isset($this->_txtbody)) {
$alt =& $this->_addAlternativePart($message);
@@ -735,7 +977,7 @@
}
break;
- case $html AND $attachments AND $html_images:
+ case $html && $attachments && $html_images:
$message =& $this->_addMixedPart();
if (isset($this->_txtbody)) {
$alt =& $this->_addAlternativePart($message);
@@ -755,17 +997,36 @@
}
- if (isset($message)) {
- $output = $message->encode();
-
- $this->_headers = array_merge($this->_headers,
- $output['headers']);
+ if (!isset($message)) {
+ $ret = null;
+ return $ret;
+ }
+
+ // Use saved boundary
+ if (!empty($this->_build_params['boundary'])) {
+ $boundary = $this->_build_params['boundary'];
+ } else {
+ $boundary = null;
+ }
+
+ // Write output to file
+ if ($filename) {
+ // Append mimePart message headers and body into file
+ $headers = $message->encodeToFile($filename, $boundary, $skip_head);
+ if (PEAR::isError($headers)) {
+ return $headers;
+ }
+ $this->_headers = array_merge($this->_headers, $headers);
+ $ret = null;
+ return $ret;
+ } else {
+ $output = $message->encode($boundary, $skip_head);
+ if (PEAR::isError($output)) {
+ return $output;
+ }
+ $this->_headers = array_merge($this->_headers, $output['headers']);
$body = $output['body'];
return $body;
-
- } else {
- $ret = false;
- return $ret;
}
}
@@ -774,28 +1035,49 @@
* (MIME-Version and Content-Type). Format of argument is:
* $array['header-name'] = 'header-value';
*
- * @param array $xtra_headers Assoc array with any extra headers.
- * Optional.
+ * @param array $xtra_headers Assoc array with any extra headers (optional)
+ * (Don't set Content-Type for multipart messages here!)
* @param bool $overwrite Overwrite already existing headers.
+ * @param bool $skip_content Don't return content headers: Content-Type,
+ * Content-Disposition and Content-Transfer-Encoding
*
- * @return array Assoc array with the mime headers
+ * @return array Assoc array with the mime headers
* @access public
*/
- function &headers($xtra_headers = null, $overwrite = false)
+ function &headers($xtra_headers = null, $overwrite = false, $skip_content = false)
{
- // Content-Type header should already be present,
- // So just add mime version header
+ // Add mime version header
$headers['MIME-Version'] = '1.0';
- if (isset($xtra_headers)) {
+
+ // Content-Type and Content-Transfer-Encoding headers should already
+ // be present if get() was called, but we'll re-set them to make sure
+ // we got them when called before get() or something in the message
+ // has been changed after get() [#14780]
+ if (!$skip_content) {
+ $headers += $this->_contentHeaders();
+ }
+
+ if (!empty($xtra_headers)) {
$headers = array_merge($headers, $xtra_headers);
}
+
if ($overwrite) {
$this->_headers = array_merge($this->_headers, $headers);
} else {
$this->_headers = array_merge($headers, $this->_headers);
}
- $encodedHeaders = $this->_encodeHeaders($this->_headers);
+ $headers = $this->_headers;
+
+ if ($skip_content) {
+ unset($headers['Content-Type']);
+ unset($headers['Content-Transfer-Encoding']);
+ unset($headers['Content-Disposition']);
+ } else if (!empty($this->_build_params['ctype'])) {
+ $headers['Content-Type'] = $this->_build_params['ctype'];
+ }
+
+ $encodedHeaders = $this->_encodeHeaders($headers);
return $encodedHeaders;
}
@@ -803,22 +1085,89 @@
* Get the text version of the headers
* (usefull if you want to use the PHP mail() function)
*
- * @param array $xtra_headers Assoc array with any extra headers.
- * Optional.
- * @param bool $overwrite Overwrite the existing heaers with new.
+ * @param array $xtra_headers Assoc array with any extra headers (optional)
+ * (Don't set Content-Type for multipart messages here!)
+ * @param bool $overwrite Overwrite the existing headers with new.
+ * @param bool $skip_content Don't return content headers: Content-Type,
+ * Content-Disposition and Content-Transfer-Encoding
*
- * @return string Plain text headers
+ * @return string Plain text headers
* @access public
*/
- function txtHeaders($xtra_headers = null, $overwrite = false)
+ function txtHeaders($xtra_headers = null, $overwrite = false, $skip_content = false)
{
- $headers = $this->headers($xtra_headers, $overwrite);
-
- $ret = '';
- foreach ($headers as $key => $val) {
- $ret .= "$key: $val" . MAIL_MIME_CRLF;
+ $headers = $this->headers($xtra_headers, $overwrite, $skip_content);
+
+ // Place Received: headers at the beginning of the message
+ // Spam detectors often flag messages with it after the Subject: as spam
+ if (isset($headers['Received'])) {
+ $received = $headers['Received'];
+ unset($headers['Received']);
+ $headers = array('Received' => $received) + $headers;
}
+
+ $ret = '';
+ $eol = $this->_build_params['eol'];
+
+ foreach ($headers as $key => $val) {
+ if (is_array($val)) {
+ foreach ($val as $value) {
+ $ret .= "$key: $value" . $eol;
+ }
+ } else {
+ $ret .= "$key: $val" . $eol;
+ }
+ }
+
return $ret;
+ }
+
+ /**
+ * Sets message Content-Type header.
+ * Use it to build messages with various content-types e.g. miltipart/raport
+ * not supported by _contentHeaders() function.
+ *
+ * @param string $type Type name
+ * @param array $params Hash array of header parameters
+ *
+ * @return void
+ * @access public
+ * @since 1.7.0
+ */
+ function setContentType($type, $params = array())
+ {
+ $header = $type;
+
+ $eol = !empty($this->_build_params['eol'])
+ ? $this->_build_params['eol'] : "\r\n";
+
+ // add parameters
+ $token_regexp = '#([^\x21\x23-\x27\x2A\x2B\x2D'
+ . '\x2E\x30-\x39\x41-\x5A\x5E-\x7E])#';
+ if (is_array($params)) {
+ foreach ($params as $name => $value) {
+ if ($name == 'boundary') {
+ $this->_build_params['boundary'] = $value;
+ }
+ if (!preg_match($token_regexp, $value)) {
+ $header .= ";$eol $name=$value";
+ } else {
+ $value = addcslashes($value, '\\"');
+ $header .= ";$eol $name=\"$value\"";
+ }
+ }
+ }
+
+ // add required boundary parameter if not defined
+ if (preg_match('/^multipart\//i', $type)) {
+ if (empty($this->_build_params['boundary'])) {
+ $this->_build_params['boundary'] = '=_' . md5(rand() . microtime());
+ }
+
+ $header .= ";$eol boundary=\"".$this->_build_params['boundary']."\"";
+ }
+
+ $this->_build_params['ctype'] = $header;
}
/**
@@ -845,6 +1194,24 @@
function setFrom($email)
{
$this->_headers['From'] = $email;
+ }
+
+ /**
+ * Add an email to the To header
+ * (multiple calls to this method are allowed)
+ *
+ * @param string $email The email direction to add
+ *
+ * @return void
+ * @access public
+ */
+ function addTo($email)
+ {
+ if (isset($this->_headers['To'])) {
+ $this->_headers['To'] .= ", $email";
+ } else {
+ $this->_headers['To'] = $email;
+ }
}
/**
@@ -884,7 +1251,7 @@
}
/**
- * Since the PHP send function requires you to specifiy
+ * Since the PHP send function requires you to specify
* recipients (To: header) separately from the other
* headers, the To: header is not properly encoded.
* To fix this, you can use this public method to
@@ -893,7 +1260,7 @@
*
* @param string $recipients A comma-delimited list of recipients
*
- * @return string Encoded data
+ * @return string Encoded data
* @access public
*/
function encodeRecipients($recipients)
@@ -904,231 +1271,198 @@
}
/**
- * Encodes a header as per RFC2047
+ * Encodes headers as per RFC2047
*
* @param array $input The header data to encode
* @param array $params Extra build parameters
*
- * @return array Encoded data
+ * @return array Encoded data
* @access private
*/
function _encodeHeaders($input, $params = array())
{
-
$build_params = $this->_build_params;
while (list($key, $value) = each($params)) {
$build_params[$key] = $value;
}
- //$hdr_name: Name of the heaer
- //$hdr_value: Full line of header value.
- //$atoms: The $hdr_value split into atoms*
- //$atom: A single atom to encode.*
- //$hdr_value_out: The recombined $hdr_val-atoms, or the encoded string.
- //Note: Atom as specified here is not exactly the same as an RFC822 atom,
- //as $atom's may contain just a single space.
-
- $useIconv = true;
- if (isset($build_params['ignore-iconv'])) {
- $useIconv = !$build_params['ignore-iconv'];
- }
+
foreach ($input as $hdr_name => $hdr_value) {
- /*
- $parts = preg_split('/([ ])/', $hdr_value, -1, PREG_SPLIT_DELIM_CAPTURE);
- $atoms = array();
- foreach ($parts as $part){
- $atom .= $part;
- $quoteMatch = preg_match_all('|"|', $atom, $matches) % 2;
- if (!$quoteMatch){
- $atoms[] = $atom;
- $atom = null;
+ if (is_array($hdr_value)) {
+ foreach ($hdr_value as $idx => $value) {
+ $input[$hdr_name][$idx] = $this->encodeHeader(
+ $hdr_name, $value,
+ $build_params['head_charset'], $build_params['head_encoding']
+ );
}
+ } else {
+ $input[$hdr_name] = $this->encodeHeader(
+ $hdr_name, $hdr_value,
+ $build_params['head_charset'], $build_params['head_encoding']
+ );
}
- if ($atom){
- $atoms[] = $atom;
- }
- foreach ($atoms as $atom){
- */
- if (preg_match('#([\x80-\xFF]){1}#', $hdr_value)) {
- if (function_exists('iconv_mime_encode') && $useIconv) {
- $imePrefs = array();
- if ($build_params['head_encoding'] == 'base64') {
- $imePrefs['scheme'] = 'B';
- } else {
- $imePrefs['scheme'] = 'Q';
- }
- $imePrefs['input-charset'] = $build_params['head_charset'];
- $imePrefs['output-charset'] = $build_params['head_charset'];
- $imePrefs['line-length'] = 74;
- $imePrefs['line-break-chars'] = "\r\n"; //Specified in RFC2047
-
- $hdr_value = iconv_mime_encode($hdr_name, $hdr_value, $imePrefs);
- $hdr_value = preg_replace("#^{$hdr_name}\:\ #", "", $hdr_value);
- } elseif ($build_params['head_encoding'] == 'base64') {
- //Base64 encoding has been selected.
- //Base64 encode the entire string
- $hdr_value = base64_encode($hdr_value);
-
- //Generate the header using the specified params and dynamicly
- //determine the maximum length of such strings.
- //75 is the value specified in the RFC. The first -2 is there so
- //the later regexp doesn't break any of the translated chars.
- //The -2 on the first line-regexp is to compensate for the ": "
- //between the header-name and the header value
- $prefix = '=?' . $build_params['head_charset'] . '?B?';
- $suffix = '?=';
- $maxLength = 75 - strlen($prefix . $suffix) - 2;
- $maxLength1stLine = $maxLength - strlen($hdr_name) - 2;
-
- //We can cut base4 every 4 characters, so the real max
- //we can get must be rounded down.
- $maxLength = $maxLength - ($maxLength % 4);
- $maxLength1stLine = $maxLength1stLine - ($maxLength1stLine % 4);
-
- $cutpoint = $maxLength1stLine;
- $hdr_value_out = $hdr_value;
- $output = "";
- while ($hdr_value_out) {
- //Split translated string at every $maxLength
- $part = substr($hdr_value_out, 0, $cutpoint);
- $hdr_value_out = substr($hdr_value_out, $cutpoint);
- $cutpoint = $maxLength;
- //RFC 2047 specifies that any split header should
- //be seperated by a CRLF SPACE.
- if ($output) {
- $output .= "\r\n ";
- }
- $output .= $prefix . $part . $suffix;
- }
- $hdr_value = $output;
- } else {
- //quoted-printable encoding has been selected
-
- //Fix for Bug #10298, Ota Mares <om@viazenetti.de>
- //Check if there is a double quote at beginning or end of
- //the string to prevent that an open or closing quote gets
- //ignored because it is encapsuled by an encoding pre/suffix.
- //Remove the double quote and set the specific prefix or
- //suffix variable so that we can concat the encoded string and
- //the double quotes back together to get the intended string.
- $quotePrefix = $quoteSuffix = '';
- if ($hdr_value{0} == '"') {
- $hdr_value = substr($hdr_value, 1);
- $quotePrefix = '"';
- }
- if ($hdr_value{strlen($hdr_value)-1} == '"') {
- $hdr_value = substr($hdr_value, 0, -1);
- $quoteSuffix = '"';
- }
-
- //Generate the header using the specified params and dynamicly
- //determine the maximum length of such strings.
- //75 is the value specified in the RFC. The -2 is there so
- //the later regexp doesn't break any of the translated chars.
- //The -2 on the first line-regexp is to compensate for the ": "
- //between the header-name and the header value
- $prefix = '=?' . $build_params['head_charset'] . '?Q?';
- $suffix = '?=';
- $maxLength = 75 - strlen($prefix . $suffix) - 2 - 1;
- $maxLength1stLine = $maxLength - strlen($hdr_name) - 2;
- $maxLength = $maxLength - 1;
-
- //Replace all special characters used by the encoder.
- $search = array('=', '_', '?', ' ');
- $replace = array('=3D', '=5F', '=3F', '_');
- $hdr_value = str_replace($search, $replace, $hdr_value);
-
- //Replace all extended characters (\x80-xFF) with their
- //ASCII values.
- $hdr_value = preg_replace('#([\x80-\xFF])#e',
- '"=" . strtoupper(dechex(ord("\1")))',
- $hdr_value);
-
- //This regexp will break QP-encoded text at every $maxLength
- //but will not break any encoded letters.
- $reg1st = "|(.{0,$maxLength1stLine}[^\=][^\=])|";
- $reg2nd = "|(.{0,$maxLength}[^\=][^\=])|";
- //Fix for Bug #10298, Ota Mares <om@viazenetti.de>
- //Concat the double quotes and encoded string together
- $hdr_value = $quotePrefix . $hdr_value . $quoteSuffix;
-
-
- $hdr_value_out = $hdr_value;
- $realMax = $maxLength1stLine + strlen($prefix . $suffix);
- if (strlen($hdr_value_out) >= $realMax) {
- //Begin with the regexp for the first line.
- $reg = $reg1st;
- $output = "";
- while ($hdr_value_out) {
- //Split translated string at every $maxLength
- //But make sure not to break any translated chars.
- $found = preg_match($reg, $hdr_value_out, $matches);
-
- //After this first line, we need to use a different
- //regexp for the first line.
- $reg = $reg2nd;
-
- //Save the found part and encapsulate it in the
- //prefix & suffix. Then remove the part from the
- //$hdr_value_out variable.
- if ($found) {
- $part = $matches[0];
- $len = strlen($matches[0]);
- $hdr_value_out = substr($hdr_value_out, $len);
- } else {
- $part = $hdr_value_out;
- $hdr_value_out = "";
- }
-
- //RFC 2047 specifies that any split header should
- //be seperated by a CRLF SPACE
- if ($output) {
- $output .= "\r\n ";
- }
- $output .= $prefix . $part . $suffix;
- }
- $hdr_value_out = $output;
- } else {
- $hdr_value_out = $prefix . $hdr_value_out . $suffix;
- }
- $hdr_value = $hdr_value_out;
- }
- }
- $input[$hdr_name] = $hdr_value;
}
+
return $input;
}
/**
- * Set the object's end-of-line and define the constant if applicable.
+ * Encodes a header as per RFC2047
*
- * @param string $eol End Of Line sequence
+ * @param string $name The header name
+ * @param string $value The header data to encode
+ * @param string $charset Character set name
+ * @param string $encoding Encoding name (base64 or quoted-printable)
*
- * @return void
- * @access private
+ * @return string Encoded header data (without a name)
+ * @access public
+ * @since 1.5.3
*/
- function _setEOL($eol)
+ function encodeHeader($name, $value, $charset, $encoding)
{
- $this->_eol = $eol;
- if (!defined('MAIL_MIME_CRLF')) {
- define('MAIL_MIME_CRLF', $this->_eol, true);
- }
+ return Mail_mimePart::encodeHeader(
+ $name, $value, $charset, $encoding, $this->_build_params['eol']
+ );
}
/**
* Get file's basename (locale independent)
*
- * @param string Filename
+ * @param string $filename Filename
*
- * @return string Basename
+ * @return string Basename
* @access private
*/
function _basename($filename)
{
- // basename() is not unicode safe and locale dependent
- if (stristr(PHP_OS, 'win') || stristr(PHP_OS, 'netware'))
- return preg_replace('/^.*[\\\\\\/]/', '', $filename);
- else
- return preg_replace('/^.*[\/]/', '', $filename);
+ // basename() is not unicode safe and locale dependent
+ if (stristr(PHP_OS, 'win') || stristr(PHP_OS, 'netware')) {
+ return preg_replace('/^.*[\\\\\\/]/', '', $filename);
+ } else {
+ return preg_replace('/^.*[\/]/', '', $filename);
+ }
+ }
+
+ /**
+ * Get Content-Type and Content-Transfer-Encoding headers of the message
+ *
+ * @return array Headers array
+ * @access private
+ */
+ function _contentHeaders()
+ {
+ $attachments = count($this->_parts) ? true : false;
+ $html_images = count($this->_html_images) ? true : false;
+ $html = strlen($this->_htmlbody) ? true : false;
+ $text = (!$html && strlen($this->_txtbody)) ? true : false;
+ $headers = array();
+
+ // See get()
+ switch (true) {
+ case $text && !$attachments:
+ $headers['Content-Type'] = 'text/plain';
+ break;
+
+ case !$text && !$html && $attachments:
+ case $text && $attachments:
+ case $html && $attachments && !$html_images:
+ case $html && $attachments && $html_images:
+ $headers['Content-Type'] = 'multipart/mixed';
+ break;
+
+ case $html && !$attachments && !$html_images && isset($this->_txtbody):
+ case $html && !$attachments && $html_images && isset($this->_txtbody):
+ $headers['Content-Type'] = 'multipart/alternative';
+ break;
+
+ case $html && !$attachments && !$html_images && !isset($this->_txtbody):
+ $headers['Content-Type'] = 'text/html';
+ break;
+
+ case $html && !$attachments && $html_images && !isset($this->_txtbody):
+ $headers['Content-Type'] = 'multipart/related';
+ break;
+
+ default:
+ return $headers;
+ }
+
+ $this->_checkParams();
+
+ $eol = !empty($this->_build_params['eol'])
+ ? $this->_build_params['eol'] : "\r\n";
+
+ if ($headers['Content-Type'] == 'text/plain') {
+ // single-part message: add charset and encoding
+ $charset = 'charset=' . $this->_build_params['text_charset'];
+ // place charset parameter in the same line, if possible
+ // 26 = strlen("Content-Type: text/plain; ")
+ $headers['Content-Type']
+ .= (strlen($charset) + 26 <= 76) ? "; $charset" : ";$eol $charset";
+ $headers['Content-Transfer-Encoding']
+ = $this->_build_params['text_encoding'];
+ } else if ($headers['Content-Type'] == 'text/html') {
+ // single-part message: add charset and encoding
+ $charset = 'charset=' . $this->_build_params['html_charset'];
+ // place charset parameter in the same line, if possible
+ $headers['Content-Type']
+ .= (strlen($charset) + 25 <= 76) ? "; $charset" : ";$eol $charset";
+ $headers['Content-Transfer-Encoding']
+ = $this->_build_params['html_encoding'];
+ } else {
+ // multipart message: and boundary
+ if (!empty($this->_build_params['boundary'])) {
+ $boundary = $this->_build_params['boundary'];
+ } else if (!empty($this->_headers['Content-Type'])
+ && preg_match('/boundary="([^"]+)"/', $this->_headers['Content-Type'], $m)
+ ) {
+ $boundary = $m[1];
+ } else {
+ $boundary = '=_' . md5(rand() . microtime());
+ }
+
+ $this->_build_params['boundary'] = $boundary;
+ $headers['Content-Type'] .= ";$eol boundary=\"$boundary\"";
+ }
+
+ return $headers;
+ }
+
+ /**
+ * Validate and set build parameters
+ *
+ * @return void
+ * @access private
+ */
+ function _checkParams()
+ {
+ $encodings = array('7bit', '8bit', 'base64', 'quoted-printable');
+
+ $this->_build_params['text_encoding']
+ = strtolower($this->_build_params['text_encoding']);
+ $this->_build_params['html_encoding']
+ = strtolower($this->_build_params['html_encoding']);
+
+ if (!in_array($this->_build_params['text_encoding'], $encodings)) {
+ $this->_build_params['text_encoding'] = '7bit';
+ }
+ if (!in_array($this->_build_params['html_encoding'], $encodings)) {
+ $this->_build_params['html_encoding'] = '7bit';
+ }
+
+ // text body
+ if ($this->_build_params['text_encoding'] == '7bit'
+ && !preg_match('/ascii/i', $this->_build_params['text_charset'])
+ && preg_match('/[^\x00-\x7F]/', $this->_txtbody)
+ ) {
+ $this->_build_params['text_encoding'] = 'quoted-printable';
+ }
+ // html body
+ if ($this->_build_params['html_encoding'] == '7bit'
+ && !preg_match('/ascii/i', $this->_build_params['html_charset'])
+ && preg_match('/[^\x00-\x7F]/', $this->_htmlbody)
+ ) {
+ $this->_build_params['html_encoding'] = 'quoted-printable';
+ }
}
} // End of class
--
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