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authorAndrey Andreev <narf@bofh.bg>2012-10-22 15:56:51 +0200
committerAndrey Andreev <narf@bofh.bg>2012-10-22 15:56:51 +0200
commit273cc47ae496f74a482ab47b305537a3fa1925f7 (patch)
tree86843e04095b6e210ee6837fcf23f5d551ee3932 /system/libraries/Email.php
parentf83c4363b5459d294255e3817a230258861ec79b (diff)
parent3fb026713013b60845c4cfe633a8a59a30b9c7dd (diff)
Merge branch 'develop' of github.com:EllisLab/CodeIgniter into feature/db_qb_aliasing
Diffstat (limited to 'system/libraries/Email.php')
-rw-r--r--system/libraries/Email.php199
1 files changed, 83 insertions, 116 deletions
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index fa1d5e9bf..c1130e915 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -98,7 +98,7 @@ class CI_Email {
*/
public function __construct($config = array())
{
- $this->charset = strtoupper(config_item('charset'));
+ $this->charset = config_item('charset');
if (count($config) > 0)
{
@@ -110,6 +110,8 @@ class CI_Email {
$this->_safe_mode = (bool) @ini_get('safe_mode');
}
+ $this->charset = strtoupper($this->charset);
+
log_message('debug', 'Email Class Initialized');
}
@@ -186,11 +188,11 @@ class CI_Email {
/**
* Set FROM
*
- * @param string
- * @param string
+ * @param string From
+ * @param string Return-Path
* @return object
*/
- public function from($from, $name = '', $return_path = '')
+ public function from($from, $name = '', $return_path = NULL)
{
if (preg_match('/\<(.*)\>/', $from, $match))
{
@@ -217,16 +219,13 @@ class CI_Email {
}
else
{
- $name = $this->_prep_q_encoding($name, TRUE);
+ $name = $this->_prep_q_encoding($name);
}
}
$this->set_header('From', $name.' <'.$from.'>');
- if( ! $return_path)
- {
- $return_path = $from;
- }
+ isset($return_path) OR $return_path = $from;
$this->set_header('Return-Path', '<'.$return_path.'>');
return $this;
@@ -292,16 +291,7 @@ class CI_Email {
$this->set_header('To', implode(', ', $to));
}
- switch ($this->_get_protocol())
- {
- case 'smtp':
- $this->_recipients = $to;
- break;
- case 'sendmail':
- case 'mail':
- $this->_recipients = implode(', ', $to);
- break;
- }
+ $this->_recipients = $to;
return $this;
}
@@ -752,8 +742,8 @@ class CI_Email {
/**
* Build alternative plain text message
*
- * This public function provides the raw message for use
- * in plain-text headers of HTML-formatted emails.
+ * Provides the raw message for use in plain-text headers of
+ * HTML-formatted emails.
* If the user hasn't specified his own alternative message
* it creates one by stripping the HTML
*
@@ -761,9 +751,11 @@ class CI_Email {
*/
protected function _get_alt_message()
{
- if ($this->alt_message !== '')
+ if ( ! empty($this->alt_message))
{
- return $this->word_wrap($this->alt_message, '76');
+ return ($this->wordwrap)
+ ? $this->word_wrap($this->alt_message, 76)
+ : $this->alt_message;
}
$body = preg_match('/\<body.*?\>(.*)\<\/body\>/si', $this->_body, $match) ? $match[1] : $this->_body;
@@ -774,7 +766,9 @@ class CI_Email {
$body = str_replace(str_repeat("\n", $i), "\n\n", $body);
}
- return $this->word_wrap($body, 76);
+ return ($this->wordwrap)
+ ? $this->word_wrap($body, 76)
+ : $body;
}
// --------------------------------------------------------------------
@@ -783,15 +777,15 @@ class CI_Email {
* Word Wrap
*
* @param string
- * @param int
+ * @param int line-length limit
* @return string
*/
- public function word_wrap($str, $charlim = '')
+ public function word_wrap($str, $charlim = NULL)
{
- // Se the character limit
- if ($charlim === '')
+ // Set the character limit, if not already present
+ if (empty($charlim))
{
- $charlim = ($this->wrapchars === '') ? 76 : $this->wrapchars;
+ $charlim = empty($this->wrapchars) ? 76 : $this->wrapchars;
}
// Reduce multiple spaces
@@ -1105,6 +1099,10 @@ class CI_Email {
*/
protected function _prep_quoted_printable($str)
{
+ // We are intentionally wrapping so mail servers will encode characters
+ // properly and MUAs will behave, so {unwrap} must go!
+ $str = str_replace(array('{unwrap}', '{/unwrap}'), '', $str);
+
// RFC 2045 specifies CRLF as "\r\n".
// However, many developers choose to override that and violate
// the RFC rules due to (apparently) a bug in MS Exchange,
@@ -1130,10 +1128,6 @@ class CI_Email {
$str = str_replace(array("\r\n", "\r"), "\n", $str);
}
- // We are intentionally wrapping so mail servers will encode characters
- // properly and MUAs will behave, so {unwrap} must go!
- $str = str_replace(array('{unwrap}', '{/unwrap}'), '', $str);
-
$escape = '=';
$output = '';
@@ -1186,66 +1180,75 @@ class CI_Email {
/**
* Prep Q Encoding
*
- * Performs "Q Encoding" on a string for use in email headers. It's related
- * but not identical to quoted-printable, so it has its own method
+ * Performs "Q Encoding" on a string for use in email headers.
+ * It's related but not identical to quoted-printable, so it has its
+ * own method.
*
* @param string
- * @param bool set to TRUE for processing From: headers
* @return string
*/
- protected function _prep_q_encoding($str, $from = FALSE)
+ protected function _prep_q_encoding($str)
{
- $str = str_replace(array("\r", "\n"), array('', ''), $str);
-
- // Line length must not exceed 76 characters, so we adjust for
- // a space, 7 extra characters =??Q??=, and the charset that we will add to each line
- $limit = 75 - 7 - strlen($this->charset);
-
- // these special characters must be converted too
- $convert = array('_', '=', '?');
+ $str = str_replace(array("\r", "\n"), '', $str);
- if ($from === TRUE)
+ if ($this->charset === 'UTF-8')
{
- $convert[] = ',';
- $convert[] = ';';
+ if (MB_ENABLED === TRUE)
+ {
+ return mb_encode_mimeheader($str, $this->charset, 'Q', $this->crlf);
+ }
+ elseif (extension_loaded('iconv'))
+ {
+ $output = @iconv_mime_encode('', $str,
+ array(
+ 'scheme' => 'Q',
+ 'line-length' => 76,
+ 'input-charset' => $this->charset,
+ 'output-charset' => $this->charset,
+ 'line-break-chars' => $this->crlf
+ )
+ );
+
+ // There are reports that iconv_mime_encode() might fail and return FALSE
+ if ($output !== FALSE)
+ {
+ // iconv_mime_encode() will always put a header field name.
+ // We've passed it an empty one, but it still prepends our
+ // encoded string with ': ', so we need to strip it.
+ return substr($output, 2);
+ }
+
+ $chars = iconv_strlen($str, 'UTF-8');
+ }
}
- $output = '';
- $temp = '';
+ // We might already have this set for UTF-8
+ isset($chars) OR $chars = strlen($str);
- for ($i = 0, $length = strlen($str); $i < $length; $i++)
+ $output = '=?'.$this->charset.'?Q?';
+ for ($i = 0, $length = strlen($output), $iconv = extension_loaded('iconv'); $i < $chars; $i++)
{
- // Grab the next character
- $char = $str[$i];
- $ascii = ord($char);
-
- // convert ALL non-printable ASCII characters and our specials
- if ($ascii < 32 OR $ascii > 126 OR in_array($char, $convert))
- {
- $char = '='.dechex($ascii);
- }
+ $chr = ($this->charset === 'UTF-8' && $iconv === TRUE)
+ ? '='.implode('=', str_split(strtoupper(bin2hex(iconv_substr($str, $i, 1, $this->charset))), 2))
+ : '='.strtoupper(bin2hex($str[$i]));
- // handle regular spaces a bit more compactly than =20
- if ($ascii === 32)
+ // RFC 2045 sets a limit of 76 characters per line.
+ // We'll append ?= to the end of each line though.
+ if ($length + ($l = strlen($chr)) > 74)
{
- $char = '_';
+ $output .= '?='.$this->crlf // EOL
+ .' =?'.$this->charset.'?Q?'.$chr; // New line
+ $length = 6 + strlen($this->charset) + $l; // Reset the length for the new line
}
-
- // If we're at the character limit, add the line to the output,
- // reset our temp variable, and keep on chuggin'
- if ((strlen($temp) + strlen($char)) >= $limit)
+ else
{
- $output .= $temp.$this->crlf;
- $temp = '';
+ $output .= $chr;
+ $length += $l;
}
-
- // Add the character to our temporary line
- $temp .= $char;
}
- // wrap each line with the shebang, charset, and transfer encoding
- // the preceding space on successive lines is required for header "folding"
- return trim(preg_replace('/^(.*?)(\r*)$/m', ' =?'.$this->charset.'?Q?$1?=$2', $output.$temp));
+ // End the header
+ return $output.'?=';
}
// --------------------------------------------------------------------
@@ -1408,6 +1411,11 @@ class CI_Email {
*/
protected function _send_with_mail()
{
+ if (is_array($this->_recipients))
+ {
+ $this->_recipients = implode(', ', $this->_recipients);
+ }
+
if ($this->_safe_mode === TRUE)
{
return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str);
@@ -1754,47 +1762,6 @@ class CI_Email {
// --------------------------------------------------------------------
/**
- * Get IP
- *
- * @return string
- */
- protected function _get_ip()
- {
- if ($this->_IP !== FALSE)
- {
- return $this->_IP;
- }
-
- $cip = ( ! empty($_SERVER['HTTP_CLIENT_IP'])) ? $_SERVER['HTTP_CLIENT_IP'] : FALSE;
- $rip = ( ! empty($_SERVER['REMOTE_ADDR'])) ? $_SERVER['REMOTE_ADDR'] : FALSE;
- if ($cip) $this->_IP = $cip;
- elseif ($rip) $this->_IP = $rip;
- else
- {
- $fip = ( ! empty($_SERVER['HTTP_X_FORWARDED_FOR'])) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : FALSE;
- if ($fip)
- {
- $this->_IP = $fip;
- }
- }
-
- if (strpos($this->_IP, ',') !== FALSE)
- {
- $x = explode(',', $this->_IP);
- $this->_IP = end($x);
- }
-
- if ( ! preg_match('/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/', $this->_IP))
- {
- $this->_IP = '0.0.0.0';
- }
-
- return $this->_IP;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Get Debug Message
*
* @return string