diff options
Diffstat (limited to 'system/libraries/Email.php')
| -rw-r--r-- | system/libraries/Email.php | 900 |
1 files changed, 362 insertions, 538 deletions
diff --git a/system/libraries/Email.php b/system/libraries/Email.php index 9ec40af9d..56d60c802 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -1,20 +1,30 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. * * @package CodeIgniter - * @author ExpressionEngine Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter Email Class * @@ -23,65 +33,68 @@ * @package CodeIgniter * @subpackage Libraries * @category Libraries - * @author ExpressionEngine Dev Team + * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/libraries/email.html */ class CI_Email { - var $useragent = "CodeIgniter"; - var $mailpath = "/usr/sbin/sendmail"; // Sendmail path - var $protocol = "mail"; // mail/sendmail/smtp - var $smtp_host = ""; // SMTP Server. Example: mail.earthlink.net - var $smtp_user = ""; // SMTP Username - var $smtp_pass = ""; // SMTP Password - var $smtp_port = "25"; // SMTP Port - var $smtp_timeout = 5; // SMTP Timeout in seconds - var $smtp_crypto = ""; // SMTP Encryption. Can be null, tls or ssl. - var $wordwrap = TRUE; // TRUE/FALSE Turns word-wrap on/off - var $wrapchars = "76"; // Number of characters to wrap at. - var $mailtype = "text"; // text/html Defines email formatting - var $charset = "utf-8"; // Default char set: iso-8859-1 or us-ascii - var $multipart = "mixed"; // "mixed" (in the body) or "related" (separate) - var $alt_message = ''; // Alternative message for HTML emails - var $validate = FALSE; // TRUE/FALSE. Enables email validation - var $priority = "3"; // Default priority (1 - 5) - var $newline = "\n"; // Default newline. "\r\n" or "\n" (Use "\r\n" to comply with RFC 822) - var $crlf = "\n"; // The RFC 2045 compliant CRLF for quoted-printable is "\r\n". Apparently some servers, + public $useragent = 'CodeIgniter'; + public $mailpath = '/usr/sbin/sendmail'; // Sendmail path + public $protocol = 'mail'; // mail/sendmail/smtp + public $smtp_host = ''; // SMTP Server. Example: mail.earthlink.net + public $smtp_user = ''; // SMTP Username + public $smtp_pass = ''; // SMTP Password + public $smtp_port = 25; // SMTP Port + public $smtp_timeout = 5; // SMTP Timeout in seconds + public $smtp_crypto = ''; // SMTP Encryption. Can be null, tls or ssl. + public $wordwrap = TRUE; // TRUE/FALSE Turns word-wrap on/off + public $wrapchars = 76; // Number of characters to wrap at. + public $mailtype = 'text'; // text/html Defines email formatting + public $charset = 'utf-8'; // Default char set: iso-8859-1 or us-ascii + public $multipart = 'mixed'; // "mixed" (in the body) or "related" (separate) + public $alt_message = ''; // Alternative message for HTML emails + public $validate = FALSE; // TRUE/FALSE. Enables email validation + public $priority = 3; // Default priority (1 - 5) + public $newline = "\n"; // Default newline. "\r\n" or "\n" (Use "\r\n" to comply with RFC 822) + public $crlf = "\n"; // The RFC 2045 compliant CRLF for quoted-printable is "\r\n". Apparently some servers, // even on the receiving end think they need to muck with CRLFs, so using "\n", while // distasteful, is the only thing that seems to work for all environments. - var $send_multipart = TRUE; // TRUE/FALSE - Yahoo does not like multipart alternative, so this is an override. Set to FALSE for Yahoo. - var $bcc_batch_mode = FALSE; // TRUE/FALSE Turns on/off Bcc batch feature - var $bcc_batch_size = 200; // If bcc_batch_mode = TRUE, sets max number of Bccs in each batch - var $_safe_mode = FALSE; - var $_subject = ""; - var $_body = ""; - var $_finalbody = ""; - var $_alt_boundary = ""; - var $_atc_boundary = ""; - var $_header_str = ""; - var $_smtp_connect = ""; - var $_encoding = "8bit"; - var $_IP = FALSE; - var $_smtp_auth = FALSE; - var $_replyto_flag = FALSE; - var $_debug_msg = array(); - var $_recipients = array(); - var $_cc_array = array(); - var $_bcc_array = array(); - var $_headers = array(); - var $_attach_name = array(); - var $_attach_type = array(); - var $_attach_disp = array(); - var $_protocols = array('mail', 'sendmail', 'smtp'); - var $_base_charsets = array('us-ascii', 'iso-2022-'); // 7-bit charsets (excluding language suffix) - var $_bit_depths = array('7bit', '8bit'); - var $_priorities = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)'); - + public $dsn = FALSE; // Delivery Status Notification + public $send_multipart = TRUE; // TRUE/FALSE - Yahoo does not like multipart alternative, so this is an override. Set to FALSE for Yahoo. + public $bcc_batch_mode = FALSE; // TRUE/FALSE - Turns on/off Bcc batch feature + public $bcc_batch_size = 200; // If bcc_batch_mode = TRUE, sets max number of Bccs in each batch + + protected $_safe_mode = FALSE; + protected $_subject = ''; + protected $_body = ''; + protected $_finalbody = ''; + protected $_alt_boundary = ''; + protected $_atc_boundary = ''; + protected $_header_str = ''; + protected $_smtp_connect = ''; + protected $_encoding = '8bit'; + protected $_IP = FALSE; + protected $_smtp_auth = FALSE; + protected $_replyto_flag = FALSE; + protected $_debug_msg = array(); + protected $_recipients = array(); + protected $_cc_array = array(); + protected $_bcc_array = array(); + protected $_headers = array(); + protected $_attach_name = array(); + protected $_attach_type = array(); + protected $_attach_disp = array(); + protected $_protocols = array('mail', 'sendmail', 'smtp'); + protected $_base_charsets = array('us-ascii', 'iso-2022-'); // 7-bit charsets (excluding language suffix) + protected $_bit_depths = array('7bit', '8bit'); + protected $_priorities = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)'); /** * Constructor - Sets Email Preferences * * The constructor can be passed an array of config values + * + * @return void */ public function __construct($config = array()) { @@ -91,11 +104,11 @@ class CI_Email { } else { - $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE; - $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE; + $this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == ''); + $this->_safe_mode = (bool) @ini_get('safe_mode'); } - log_message('debug', "Email Class Initialized"); + log_message('debug', 'Email Class Initialized'); } // -------------------------------------------------------------------- @@ -103,7 +116,6 @@ class CI_Email { /** * Initialize preferences * - * @access public * @param array * @return void */ @@ -127,8 +139,8 @@ class CI_Email { } $this->clear(); - $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE; - $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE; + $this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == ''); + $this->_safe_mode = (bool) @ini_get('safe_mode'); return $this; } @@ -138,16 +150,16 @@ class CI_Email { /** * Initialize the Email Data * - * @access public - * @return void + * @param bool + * @return object */ public function clear($clear_attachments = FALSE) { - $this->_subject = ""; - $this->_body = ""; - $this->_finalbody = ""; - $this->_header_str = ""; - $this->_replyto_flag = FALSE; + $this->_subject = ''; + $this->_body = ''; + $this->_finalbody = ''; + $this->_header_str = ''; + $this->_replyto_flag = FALSE; $this->_recipients = array(); $this->_cc_array = array(); $this->_bcc_array = array(); @@ -172,16 +184,15 @@ class CI_Email { /** * Set FROM * - * @access public * @param string * @param string - * @return void + * @return object */ public function from($from, $name = '') { - if (preg_match( '/\<(.*)\>/', $from, $match)) + if (preg_match('/\<(.*)\>/', $from, $match)) { - $from = $match['1']; + $from = $match[1]; } if ($this->validate) @@ -215,16 +226,15 @@ class CI_Email { /** * Set Reply-to * - * @access public * @param string * @param string - * @return void + * @return object */ public function reply_to($replyto, $name = '') { - if (preg_match( '/\<(.*)\>/', $replyto, $match)) + if (preg_match('/\<(.*)\>/', $replyto, $match)) { - $replyto = $match['1']; + $replyto = $match[1]; } if ($this->validate) @@ -237,7 +247,7 @@ class CI_Email { $name = $replyto; } - if (strncmp($name, '"', 1) != 0) + if (strncmp($name, '"', 1) !== 0) { $name = '"'.$name.'"'; } @@ -253,9 +263,8 @@ class CI_Email { /** * Set Recipients * - * @access public * @param string - * @return void + * @return object */ public function to($to) { @@ -267,19 +276,19 @@ class CI_Email { $this->validate_email($to); } - if ($this->_get_protocol() != 'mail') + if ($this->_get_protocol() !== 'mail') { - $this->_set_header('To', implode(", ", $to)); + $this->_set_header('To', implode(', ', $to)); } switch ($this->_get_protocol()) { - case 'smtp' : + case 'smtp': $this->_recipients = $to; break; - case 'sendmail' : - case 'mail' : - $this->_recipients = implode(", ", $to); + case 'sendmail': + case 'mail': + $this->_recipients = implode(', ', $to); break; } @@ -291,23 +300,21 @@ class CI_Email { /** * Set CC * - * @access public * @param string - * @return void + * @return object */ public function cc($cc) { - $cc = $this->_str_to_array($cc); - $cc = $this->clean_email($cc); + $cc = $this->clean_email($this->_str_to_array($cc)); if ($this->validate) { $this->validate_email($cc); } - $this->_set_header('Cc', implode(", ", $cc)); + $this->_set_header('Cc', implode(', ', $cc)); - if ($this->_get_protocol() == "smtp") + if ($this->_get_protocol() === 'smtp') { $this->_cc_array = $cc; } @@ -320,10 +327,9 @@ class CI_Email { /** * Set BCC * - * @access public * @param string * @param string - * @return void + * @return object */ public function bcc($bcc, $limit = '') { @@ -333,21 +339,20 @@ class CI_Email { $this->bcc_batch_size = $limit; } - $bcc = $this->_str_to_array($bcc); - $bcc = $this->clean_email($bcc); + $bcc = $this->clean_email($this->_str_to_array($bcc)); if ($this->validate) { $this->validate_email($bcc); } - if (($this->_get_protocol() == "smtp") OR ($this->bcc_batch_mode && count($bcc) > $this->bcc_batch_size)) + if ($this->_get_protocol() === 'smtp' OR ($this->bcc_batch_mode && count($bcc) > $this->bcc_batch_size)) { $this->_bcc_array = $bcc; } else { - $this->_set_header('Bcc', implode(", ", $bcc)); + $this->_set_header('Bcc', implode(', ', $bcc)); } return $this; @@ -358,9 +363,8 @@ class CI_Email { /** * Set Email Subject * - * @access public * @param string - * @return void + * @return object */ public function subject($subject) { @@ -374,13 +378,12 @@ class CI_Email { /** * Set Body * - * @access public * @param string - * @return void + * @return object */ public function message($body) { - $this->_body = rtrim(str_replace("\r", "", $body)); + $this->_body = rtrim(str_replace("\r", '', $body)); /* strip slashes only if magic quotes is ON if we do it with magic quotes OFF, it strips real, user-inputted chars. @@ -401,15 +404,14 @@ class CI_Email { /** * Assign file attachments * - * @access public * @param string - * @return void + * @return object */ - public function attach($filename, $disposition = 'attachment') + public function attach($filename, $disposition = '', $newname = NULL, $mime = '') { - $this->_attach_name[] = $filename; - $this->_attach_type[] = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)); - $this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters + $this->_attach_name[] = array($filename, $newname); + $this->_attach_disp[] = empty($disposition) ? 'attachment' : $disposition; // Can also be 'inline' Not sure if it matters + $this->_attach_type[] = $mime; return $this; } @@ -418,7 +420,6 @@ class CI_Email { /** * Add a Header Item * - * @access protected * @param string * @param string * @return void @@ -433,7 +434,6 @@ class CI_Email { /** * Convert a String to an Array * - * @access protected * @param string * @return array */ @@ -441,16 +441,11 @@ class CI_Email { { if ( ! is_array($email)) { - if (strpos($email, ',') !== FALSE) - { - $email = preg_split('/[\s,]/', $email, -1, PREG_SPLIT_NO_EMPTY); - } - else - { - $email = trim($email); - settype($email, "array"); - } + return (strpos($email, ',') !== FALSE) + ? preg_split('/[\s,]/', $email, -1, PREG_SPLIT_NO_EMPTY) + : (array) trim($email); } + return $email; } @@ -459,13 +454,12 @@ class CI_Email { /** * Set Multipart Value * - * @access public * @param string - * @return void + * @return object */ public function set_alt_message($str = '') { - $this->alt_message = $str; + $this->alt_message = (string) $str; return $this; } @@ -474,13 +468,12 @@ class CI_Email { /** * Set Mailtype * - * @access public * @param string - * @return void + * @return object */ public function set_mailtype($type = 'text') { - $this->mailtype = ($type == 'html') ? 'html' : 'text'; + $this->mailtype = ($type === 'html') ? 'html' : 'text'; return $this; } @@ -489,13 +482,12 @@ class CI_Email { /** * Set Wordwrap * - * @access public - * @param string - * @return void + * @param bool + * @return object */ public function set_wordwrap($wordwrap = TRUE) { - $this->wordwrap = ($wordwrap === FALSE) ? FALSE : TRUE; + $this->wordwrap = (bool) $wordwrap; return $this; } @@ -504,13 +496,12 @@ class CI_Email { /** * Set Protocol * - * @access public * @param string - * @return void + * @return object */ public function set_protocol($protocol = 'mail') { - $this->protocol = ( ! in_array($protocol, $this->_protocols, TRUE)) ? 'mail' : strtolower($protocol); + $this->protocol = in_array($protocol, $this->_protocols, TRUE) ? strtolower($protocol) : 'mail'; return $this; } @@ -519,25 +510,12 @@ class CI_Email { /** * Set Priority * - * @access public - * @param integer - * @return void + * @param int + * @return object */ public function set_priority($n = 3) { - if ( ! is_numeric($n)) - { - $this->priority = 3; - return; - } - - if ($n < 1 OR $n > 5) - { - $this->priority = 3; - return; - } - - $this->priority = $n; + $this->priority = preg_match('/^[1-5]$/', $n) ? (int) $n : 3; return $this; } @@ -546,20 +524,12 @@ class CI_Email { /** * Set Newline Character * - * @access public * @param string - * @return void + * @return object */ public function set_newline($newline = "\n") { - if ($newline != "\n" AND $newline != "\r\n" AND $newline != "\r") - { - $this->newline = "\n"; - return; - } - - $this->newline = $newline; - + $this->newline = in_array($newline, array("\n", "\r\n", "\r")) ? $newline : "\n"; return $this; } @@ -568,20 +538,12 @@ class CI_Email { /** * Set CRLF * - * @access public * @param string - * @return void + * @return object */ public function set_crlf($crlf = "\n") { - if ($crlf != "\n" AND $crlf != "\r\n" AND $crlf != "\r") - { - $this->crlf = "\n"; - return; - } - - $this->crlf = $crlf; - + $this->crlf = ($crlf !== "\n" && $crlf !== "\r\n" && $crlf !== "\r") ? "\n" : $crlf; return $this; } @@ -590,13 +552,12 @@ class CI_Email { /** * Set Message Boundary * - * @access protected * @return void */ protected function _set_boundaries() { - $this->_alt_boundary = "B_ALT_".uniqid(''); // multipart/alternative - $this->_atc_boundary = "B_ATC_".uniqid(''); // attachment boundary + $this->_alt_boundary = 'B_ALT_'.uniqid(''); // multipart/alternative + $this->_atc_boundary = 'B_ATC_'.uniqid(''); // attachment boundary } // -------------------------------------------------------------------- @@ -604,16 +565,12 @@ class CI_Email { /** * Get the Message ID * - * @access protected * @return string */ protected function _get_message_id() { - $from = $this->_headers['Return-Path']; - $from = str_replace(">", "", $from); - $from = str_replace("<", "", $from); - - return "<".uniqid('').strstr($from, '@').">"; + $from = str_replace(array('>', '<'), '', $this->_headers['Return-Path']); + return '<'.uniqid('').strstr($from, '@').'>'; } // -------------------------------------------------------------------- @@ -621,14 +578,13 @@ class CI_Email { /** * Get Mail Protocol * - * @access protected * @param bool - * @return string + * @return mixed */ protected function _get_protocol($return = TRUE) { $this->protocol = strtolower($this->protocol); - $this->protocol = ( ! in_array($this->protocol, $this->_protocols, TRUE)) ? 'mail' : $this->protocol; + in_array($this->protocol, $this->_protocols, TRUE) OR $this->protocol = 'mail'; if ($return == TRUE) { @@ -641,17 +597,16 @@ class CI_Email { /** * Get Mail Encoding * - * @access protected * @param bool * @return string */ protected function _get_encoding($return = TRUE) { - $this->_encoding = ( ! in_array($this->_encoding, $this->_bit_depths)) ? '8bit' : $this->_encoding; + in_array($this->_encoding, $this->_bit_depths) OR $this->_encoding = '8bit'; foreach ($this->_base_charsets as $charset) { - if (strncmp($charset, $this->charset, strlen($charset)) == 0) + if (strncmp($charset, $this->charset, strlen($charset)) === 0) { $this->_encoding = '7bit'; } @@ -668,20 +623,15 @@ class CI_Email { /** * Get content type (text/html/attachment) * - * @access protected * @return string */ protected function _get_content_type() { - if ($this->mailtype == 'html' && count($this->_attach_name) == 0) + if ($this->mailtype === 'html') { - return 'html'; + return (count($this->_attach_name) == 0) ? 'html' : 'html-attach'; } - elseif ($this->mailtype == 'html' && count($this->_attach_name) > 0) - { - return 'html-attach'; - } - elseif ($this->mailtype == 'text' && count($this->_attach_name) > 0) + elseif ($this->mailtype === 'text' && count($this->_attach_name) > 0) { return 'plain-attach'; } @@ -696,17 +646,16 @@ class CI_Email { /** * Set RFC 822 Date * - * @access protected * @return string */ protected function _set_date() { - $timezone = date("Z"); - $operator = (strncmp($timezone, '-', 1) == 0) ? '-' : '+'; + $timezone = date('Z'); + $operator = (strncmp($timezone, '-', 1) === 0) ? '-' : '+'; $timezone = abs($timezone); - $timezone = floor($timezone/3600) * 100 + ($timezone % 3600 ) / 60; + $timezone = floor($timezone/3600) * 100 + ($timezone % 3600) / 60; - return sprintf("%s %s%04d", date("D, j M Y H:i:s"), $operator, $timezone); + return sprintf('%s %s%04d', date('D, j M Y H:i:s'), $operator, $timezone); } // -------------------------------------------------------------------- @@ -714,12 +663,11 @@ class CI_Email { /** * Mime message * - * @access protected * @return string */ protected function _get_mime_message() { - return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format."; + return 'This is a multi-part message in MIME format.'.$this->newline.'Your email application may not support this format.'; } // -------------------------------------------------------------------- @@ -727,7 +675,6 @@ class CI_Email { /** * Validate Email Address * - * @access public * @param string * @return bool */ @@ -756,13 +703,12 @@ class CI_Email { /** * Email Validation * - * @access public * @param string * @return bool */ public function valid_email($address) { - return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address)) ? FALSE : TRUE; + return (bool) preg_match('/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix', $address); } // -------------------------------------------------------------------- @@ -770,7 +716,6 @@ class CI_Email { /** * Clean Extended Email Address: Joe Smith <joe@smith.com> * - * @access public * @param string * @return string */ @@ -778,28 +723,14 @@ class CI_Email { { if ( ! is_array($email)) { - if (preg_match('/\<(.*)\>/', $email, $match)) - { - return $match['1']; - } - else - { - return $email; - } + return preg_match('/\<(.*)\>/', $email, $match) ? $match[1] : $email; } $clean_email = array(); foreach ($email as $addy) { - if (preg_match( '/\<(.*)\>/', $addy, $match)) - { - $clean_email[] = $match['1']; - } - else - { - $clean_email[] = $addy; - } + $clean_email[] = preg_match('/\<(.*)\>/', $addy, $match) ? $match[1] : $addy; } return $clean_email; @@ -815,42 +746,24 @@ class CI_Email { * If the user hasn't specified his own alternative message * it creates one by stripping the HTML * - * @access protected * @return string */ protected function _get_alt_message() { - if ($this->alt_message != "") + if ($this->alt_message != '') { return $this->word_wrap($this->alt_message, '76'); } - if (preg_match('/\<body.*?\>(.*)\<\/body\>/si', $this->_body, $match)) - { - $body = $match['1']; - } - else - { - $body = $this->_body; - } - - $body = trim(strip_tags($body)); - $body = preg_replace( '#<!--(.*)--\>#', "", $body); - $body = str_replace("\t", "", $body); + $body = preg_match('/\<body.*?\>(.*)\<\/body\>/si', $this->_body, $match) ? $match[1] : $this->_body; + $body = str_replace("\t", '', preg_replace('#<!--(.*)--\>#', '', trim(strip_tags($body)))); for ($i = 20; $i >= 3; $i--) { - $n = ""; - - for ($x = 1; $x <= $i; $x ++) - { - $n .= "\n"; - } - - $body = str_replace($n, "\n\n", $body); + $body = str_replace(str_repeat("\n", $i), "\n\n", $body); } - return $this->word_wrap($body, '76'); + return $this->word_wrap($body, 76); } // -------------------------------------------------------------------- @@ -858,9 +771,8 @@ class CI_Email { /** * Word Wrap * - * @access public * @param string - * @param integer + * @param int * @return string */ public function word_wrap($str, $charlim = '') @@ -868,11 +780,11 @@ class CI_Email { // Se the character limit if ($charlim == '') { - $charlim = ($this->wrapchars == "") ? "76" : $this->wrapchars; + $charlim = ($this->wrapchars == '') ? 76 : $this->wrapchars; } // Reduce multiple spaces - $str = preg_replace("| +|", " ", $str); + $str = preg_replace('| +|', ' ', $str); // Standardize newlines if (strpos($str, "\r") !== FALSE) @@ -883,22 +795,22 @@ class CI_Email { // If the current word is surrounded by {unwrap} tags we'll // strip the entire chunk and replace it with a marker. $unwrap = array(); - if (preg_match_all("|(\{unwrap\}.+?\{/unwrap\})|s", $str, $matches)) + if (preg_match_all('|(\{unwrap\}.+?\{/unwrap\})|s', $str, $matches)) { - for ($i = 0; $i < count($matches['0']); $i++) + for ($i = 0, $c = count($matches[0]); $i < $c; $i++) { - $unwrap[] = $matches['1'][$i]; - $str = str_replace($matches['1'][$i], "{{unwrapped".$i."}}", $str); + $unwrap[] = $matches[1][$i]; + $str = str_replace($matches[1][$i], '{{unwrapped'.$i.'}}', $str); } } // Use PHP's native public function to do the initial wordwrap. // We set the cut flag to FALSE so that any individual words that are - // too long get left alone. In the next step we'll deal with them. + // too long get left alone. In the next step we'll deal with them. $str = wordwrap($str, $charlim, "\n", FALSE); // Split the string into individual lines of text and cycle through them - $output = ""; + $output = ''; foreach (explode("\n", $str) as $line) { // Is the line within the allowed character count? @@ -910,10 +822,10 @@ class CI_Email { } $temp = ''; - while ((strlen($line)) > $charlim) + do { // If the over-length word is a URL we won't wrap it - if (preg_match("!\[url.+\]|://|wwww.!", $line)) + if (preg_match('!\[url.+\]|://|wwww.!', $line)) { break; } @@ -922,19 +834,16 @@ class CI_Email { $temp .= substr($line, 0, $charlim-1); $line = substr($line, $charlim-1); } + while (strlen($line) > $charlim); // If $temp contains data it means we had to split up an over-length // word into smaller chunks so we'll add it back to our current line if ($temp != '') { - $output .= $temp.$this->newline.$line; - } - else - { - $output .= $line; + $output .= $temp.$this->newline; } - $output .= $this->newline; + $output .= $line.$this->newline; } // Put our markers back @@ -942,7 +851,7 @@ class CI_Email { { foreach ($unwrap as $key => $val) { - $output = str_replace("{{unwrapped".$key."}}", $val, $output); + $output = str_replace('{{unwrapped'.$key.'}}', $val, $output); } } @@ -954,8 +863,6 @@ class CI_Email { /** * Build final headers * - * @access protected - * @param string * @return string */ protected function _build_headers() @@ -972,31 +879,30 @@ class CI_Email { /** * Write Headers as a string * - * @access protected * @return void */ protected function _write_headers() { - if ($this->protocol == 'mail') + if ($this->protocol === 'mail') { $this->_subject = $this->_headers['Subject']; unset($this->_headers['Subject']); } reset($this->_headers); - $this->_header_str = ""; + $this->_header_str = ''; foreach ($this->_headers as $key => $val) { $val = trim($val); - if ($val != "") + if ($val != '') { - $this->_header_str .= $key.": ".$val.$this->newline; + $this->_header_str .= $key.': '.$val.$this->newline; } } - if ($this->_get_protocol() == 'mail') + if ($this->_get_protocol() === 'mail') { $this->_header_str = rtrim($this->_header_str); } @@ -1007,12 +913,11 @@ class CI_Email { /** * Build Final Body and attachments * - * @access protected * @return void */ protected function _build_message() { - if ($this->wordwrap === TRUE AND $this->mailtype != 'html') + if ($this->wordwrap === TRUE && $this->mailtype !== 'html') { $this->_body = $this->word_wrap($this->_body); } @@ -1020,17 +925,17 @@ class CI_Email { $this->_set_boundaries(); $this->_write_headers(); - $hdr = ($this->_get_protocol() == 'mail') ? $this->newline : ''; + $hdr = ($this->_get_protocol() === 'mail') ? $this->newline : ''; $body = ''; switch ($this->_get_content_type()) { case 'plain' : - $hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline; - $hdr .= "Content-Transfer-Encoding: " . $this->_get_encoding(); + $hdr .= 'Content-Type: text/plain; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: '.$this->_get_encoding(); - if ($this->_get_protocol() == 'mail') + if ($this->_get_protocol() === 'mail') { $this->_header_str .= $hdr; $this->_finalbody = $this->_body; @@ -1042,143 +947,138 @@ class CI_Email { return; - break; case 'html' : if ($this->send_multipart === FALSE) { - $hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline; - $hdr .= "Content-Transfer-Encoding: quoted-printable"; + $hdr .= 'Content-Type: text/html; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: quoted-printable'; } else { - $hdr .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline . $this->newline; + $hdr .= 'Content-Type: multipart/alternative; boundary="'.$this->_alt_boundary.'"'.$this->newline.$this->newline; - $body .= $this->_get_mime_message() . $this->newline . $this->newline; - $body .= "--" . $this->_alt_boundary . $this->newline; + $body .= $this->_get_mime_message().$this->newline.$this->newline + .'--'.$this->_alt_boundary.$this->newline - $body .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline; - $body .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline; - $body .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline; + .'Content-Type: text/plain; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: '.$this->_get_encoding().$this->newline.$this->newline + .$this->_get_alt_message().$this->newline.$this->newline.'--'.$this->_alt_boundary.$this->newline - $body .= "Content-Type: text/html; charset=" . $this->charset . $this->newline; - $body .= "Content-Transfer-Encoding: quoted-printable" . $this->newline . $this->newline; + .'Content-Type: text/html; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: quoted-printable'.$this->newline.$this->newline; } - $this->_finalbody = $body . $this->_prep_quoted_printable($this->_body) . $this->newline . $this->newline; + $this->_finalbody = $body.$this->_prep_quoted_printable($this->_body).$this->newline.$this->newline; - if ($this->_get_protocol() == 'mail') + if ($this->_get_protocol() === 'mail') { $this->_header_str .= $hdr; } else { - $this->_finalbody = $hdr . $this->_finalbody; + $this->_finalbody = $hdr.$this->_finalbody; } if ($this->send_multipart !== FALSE) { - $this->_finalbody .= "--" . $this->_alt_boundary . "--"; + $this->_finalbody .= '--'.$this->_alt_boundary.'--'; } return; - break; case 'plain-attach' : - $hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline . $this->newline; + $hdr .= 'Content-Type: multipart/'.$this->multipart.'; boundary="'.$this->_atc_boundary.'"'.$this->newline.$this->newline; - if ($this->_get_protocol() == 'mail') + if ($this->_get_protocol() === 'mail') { $this->_header_str .= $hdr; } - $body .= $this->_get_mime_message() . $this->newline . $this->newline; - $body .= "--" . $this->_atc_boundary . $this->newline; + $body .= $this->_get_mime_message().$this->newline.$this->newline + .'--'.$this->_atc_boundary.$this->newline - $body .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline; - $body .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline; + .'Content-Type: text/plain; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: '.$this->_get_encoding().$this->newline.$this->newline - $body .= $this->_body . $this->newline . $this->newline; + .$this->_body.$this->newline.$this->newline; break; case 'html-attach' : - $hdr .= "Content-Type: multipart/".$this->multipart."; boundary=\"" . $this->_atc_boundary."\"" . $this->newline . $this->newline; + $hdr .= 'Content-Type: multipart/'.$this->multipart.'; boundary="'.$this->_atc_boundary.'"'.$this->newline.$this->newline; - if ($this->_get_protocol() == 'mail') + if ($this->_get_protocol() === 'mail') { $this->_header_str .= $hdr; } - $body .= $this->_get_mime_message() . $this->newline . $this->newline; - $body .= "--" . $this->_atc_boundary . $this->newline; + $body .= $this->_get_mime_message().$this->newline.$this->newline + .'--'.$this->_atc_boundary.$this->newline - $body .= "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline .$this->newline; - $body .= "--" . $this->_alt_boundary . $this->newline; + .'Content-Type: multipart/alternative; boundary="'.$this->_alt_boundary.'"'.$this->newline.$this->newline + .'--'.$this->_alt_boundary.$this->newline - $body .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline; - $body .= "Content-Transfer-Encoding: " . $this->_get_encoding() . $this->newline . $this->newline; - $body .= $this->_get_alt_message() . $this->newline . $this->newline . "--" . $this->_alt_boundary . $this->newline; + .'Content-Type: text/plain; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: '.$this->_get_encoding().$this->newline.$this->newline + .$this->_get_alt_message().$this->newline.$this->newline.'--'.$this->_alt_boundary.$this->newline - $body .= "Content-Type: text/html; charset=" . $this->charset . $this->newline; - $body .= "Content-Transfer-Encoding: quoted-printable" . $this->newline . $this->newline; + .'Content-Type: text/html; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: quoted-printable'.$this->newline.$this->newline - $body .= $this->_prep_quoted_printable($this->_body) . $this->newline . $this->newline; - $body .= "--" . $this->_alt_boundary . "--" . $this->newline . $this->newline; + .$this->_prep_quoted_printable($this->_body).$this->newline.$this->newline + .'--'.$this->_alt_boundary.'--'.$this->newline.$this->newline; break; } $attachment = array(); - - $z = 0; - - for ($i=0; $i < count($this->_attach_name); $i++) + for ($i = 0, $c = count($this->_attach_name), $z = 0; $i < $c; $i++) { - $filename = $this->_attach_name[$i]; - $basename = basename($filename); + $filename = $this->_attach_name[$i][0]; + $basename = is_null($this->_attach_name[$i][1]) ? basename($filename) : $this->_attach_name[$i][1]; $ctype = $this->_attach_type[$i]; + $file_content = ''; - if ( ! file_exists($filename)) + if ($this->_attach_type[$i] == '') { - $this->_set_error_message('lang:email_attachment_missing', $filename); - return FALSE; - } + if ( ! file_exists($filename)) + { + $this->_set_error_message('lang:email_attachment_missing', $filename); + return FALSE; + } - $h = "--".$this->_atc_boundary.$this->newline; - $h .= "Content-type: ".$ctype."; "; - $h .= "name=\"".$basename."\"".$this->newline; - $h .= "Content-Disposition: ".$this->_attach_disp[$i].";".$this->newline; - $h .= "Content-Transfer-Encoding: base64".$this->newline; + $file = filesize($filename) +1; - $attachment[$z++] = $h; - $file = filesize($filename) +1; + if ( ! $fp = fopen($filename, FOPEN_READ)) + { + $this->_set_error_message('lang:email_attachment_unreadable', $filename); + return FALSE; + } - if ( ! $fp = fopen($filename, FOPEN_READ)) + $ctype = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)); + $file_content = fread($fp, $file); + fclose($fp); + } + else { - $this->_set_error_message('lang:email_attachment_unreadable', $filename); - return FALSE; + $file_content =& $this->_attach_content[$i]; } - $attachment[$z++] = chunk_split(base64_encode(fread($fp, $file))); - fclose($fp); - } - - $body .= implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--"; - + $attachment[$z++] = '--'.$this->_atc_boundary.$this->newline + .'Content-type: '.$ctype.'; ' + .'name="'.$basename.'"'.$this->newline + .'Content-Disposition: '.$this->_attach_disp[$i].';'.$this->newline + .'Content-Transfer-Encoding: base64'.$this->newline; - if ($this->_get_protocol() == 'mail') - { - $this->_finalbody = $body; - } - else - { - $this->_finalbody = $hdr . $body; + $attachment[$z++] = chunk_split(base64_encode($file_content)); } + $body .= implode($this->newline, $attachment).$this->newline.'--'.$this->_atc_boundary.'--'; + $this->_finalbody = ($this->_get_protocol() === 'mail') ? $body : $hdr.$body; return; } @@ -1190,9 +1090,8 @@ class CI_Email { * Prepares string for Quoted-Printable Content-Transfer-Encoding * Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt * - * @access protected * @param string - * @param integer + * @param int * @return string */ protected function _prep_quoted_printable($str, $charlim = '') @@ -1200,16 +1099,13 @@ class CI_Email { // Set the character limit // Don't allow over 76, as that will make servers and MUAs barf // all over quoted-printable data - if ($charlim == '' OR $charlim > '76') + if ($charlim == '' OR $charlim > 76) { - $charlim = '76'; + $charlim = 76; } - // Reduce multiple spaces - $str = preg_replace("| +|", " ", $str); - - // kill nulls - $str = preg_replace('/\x00+/', '', $str); + // Reduce multiple spaces & remove nulls + $str = preg_replace(array('| +|', '/\x00+/'), array(' ', ''), $str); // Standardize newlines if (strpos($str, "\r") !== FALSE) @@ -1221,13 +1117,10 @@ class CI_Email { // properly and MUAs will behave, so {unwrap} must go! $str = str_replace(array('{unwrap}', '{/unwrap}'), '', $str); - // Break into an array of lines - $lines = explode("\n", $str); - $escape = '='; $output = ''; - foreach ($lines as $line) + foreach (explode("\n", $str) as $line) { $length = strlen($line); $temp = ''; @@ -1238,17 +1131,15 @@ class CI_Email { for ($i = 0; $i < $length; $i++) { // Grab the next character - $char = substr($line, $i, 1); + $char = $line[$i]; $ascii = ord($char); // Convert spaces and tabs but only if it's the end of the line - if ($i == ($length - 1)) + if ($i === ($length - 1) && ($ascii === 32 OR $ascii === 9)) { - $char = ($ascii == '32' OR $ascii == '9') ? $escape.sprintf('%02s', dechex($ascii)) : $char; + $char = $escape.sprintf('%02s', dechex($ascii)); } - - // encode = signs - if ($ascii == '61') + elseif ($ascii === 61) // encode = signs { $char = $escape.strtoupper(sprintf('%02s', dechex($ascii))); // =3D } @@ -1270,9 +1161,7 @@ class CI_Email { } // get rid of extra CRLF tacked onto the end - $output = substr($output, 0, strlen($this->crlf) * -1); - - return $output; + return substr($output, 0, strlen($this->crlf) * -1); } // -------------------------------------------------------------------- @@ -1283,10 +1172,9 @@ class CI_Email { * Performs "Q Encoding" on a string for use in email headers. It's related * but not identical to quoted-printable, so it has its own method * - * @access public - * @param str - * @param bool // set to TRUE for processing From: headers - * @return str + * @param string + * @param bool set to TRUE for processing From: headers + * @return string */ protected function _prep_q_encoding($str, $from = FALSE) { @@ -1311,7 +1199,7 @@ class CI_Email { for ($i = 0, $length = strlen($str); $i < $length; $i++) { // Grab the next character - $char = substr($str, $i, 1); + $char = $str[$i]; $ascii = ord($char); // convert ALL non-printable ASCII characters and our specials @@ -1321,7 +1209,7 @@ class CI_Email { } // handle regular spaces a bit more compactly than =20 - if ($ascii == 32) + if ($ascii === 32) { $char = '_'; } @@ -1338,13 +1226,9 @@ class CI_Email { $temp .= $char; } - $str = $output.$temp; - // wrap each line with the shebang, charset, and transfer encoding // the preceding space on successive lines is required for header "folding" - $str = trim(preg_replace('/^(.*)$/m', ' =?'.$this->charset.'?Q?$1?=', $str)); - - return $str; + return trim(preg_replace('/^(.*)$/m', ' =?'.$this->charset.'?Q?$1?=', $output.$temp)); } // -------------------------------------------------------------------- @@ -1352,7 +1236,6 @@ class CI_Email { /** * Send Email * - * @access public * @return bool */ public function send() @@ -1362,9 +1245,9 @@ class CI_Email { $this->reply_to($this->_headers['From']); } - if (( ! isset($this->_recipients) AND ! isset($this->_headers['To'])) AND - ( ! isset($this->_bcc_array) AND ! isset($this->_headers['Bcc'])) AND - ( ! isset($this->_headers['Cc']))) + if ( ! isset($this->_recipients) && ! isset($this->_headers['To']) + && ! isset($this->_bcc_array) && ! isset($this->_headers['Bcc']) + && ! isset($this->_headers['Cc'])) { $this->_set_error_message('lang:email_no_recipients'); return FALSE; @@ -1372,71 +1255,57 @@ class CI_Email { $this->_build_headers(); - if ($this->bcc_batch_mode AND count($this->_bcc_array) > 0) + if ($this->bcc_batch_mode && count($this->_bcc_array) > $this->bcc_batch_size) { - if (count($this->_bcc_array) > $this->bcc_batch_size) - return $this->batch_bcc_send(); + return $this->batch_bcc_send(); } $this->_build_message(); - - if ( ! $this->_spool_email()) - { - return FALSE; - } - else - { - return TRUE; - } + return $this->_spool_email(); } // -------------------------------------------------------------------- /** - * Batch Bcc Send. Sends groups of BCCs in batches + * Batch Bcc Send. Sends groups of BCCs in batches * - * @access public - * @return bool + * @return void */ public function batch_bcc_send() { - $float = $this->bcc_batch_size -1; - - $set = ""; - + $float = $this->bcc_batch_size - 1; + $set = ''; $chunk = array(); - for ($i = 0; $i < count($this->_bcc_array); $i++) + for ($i = 0, $c = count($this->_bcc_array); $i < $c; $i++) { if (isset($this->_bcc_array[$i])) { - $set .= ", ".$this->_bcc_array[$i]; + $set .= ', '.$this->_bcc_array[$i]; } if ($i == $float) { $chunk[] = substr($set, 1); - $float = $float + $this->bcc_batch_size; - $set = ""; + $float += $this->bcc_batch_size; + $set = ''; } - if ($i == count($this->_bcc_array)-1) + if ($i === $c-1) { $chunk[] = substr($set, 1); } } - for ($i = 0; $i < count($chunk); $i++) + for ($i = 0, $c = count($chunk); $i < $c; $i++) { unset($this->_headers['Bcc']); - unset($bcc); - $bcc = $this->_str_to_array($chunk[$i]); - $bcc = $this->clean_email($bcc); + $bcc = $this->clean_email($this->_str_to_array($chunk[$i])); - if ($this->protocol != 'smtp') + if ($this->protocol !== 'smtp') { - $this->_set_header('Bcc', implode(", ", $bcc)); + $this->_set_header('Bcc', implode(', ', $bcc)); } else { @@ -1453,12 +1322,11 @@ class CI_Email { /** * Unwrap special elements * - * @access protected * @return void */ protected function _unwrap_specials() { - $this->_finalbody = preg_replace_callback("/\{unwrap\}(.*?)\{\/unwrap\}/si", array($this, '_remove_nl_callback'), $this->_finalbody); + $this->_finalbody = preg_replace_callback('/\{unwrap\}(.*?)\{\/unwrap\}/si', array($this, '_remove_nl_callback'), $this->_finalbody); } // -------------------------------------------------------------------- @@ -1466,7 +1334,6 @@ class CI_Email { /** * Strip line-breaks via callback * - * @access protected * @return string */ protected function _remove_nl_callback($matches) @@ -1484,40 +1351,17 @@ class CI_Email { /** * Spool mail to the mail server * - * @access protected * @return bool */ protected function _spool_email() { $this->_unwrap_specials(); - switch ($this->_get_protocol()) + $method = '_send_with_'.$this->_get_protocol(); + if ( ! $this->$method()) { - case 'mail' : - - if ( ! $this->_send_with_mail()) - { - $this->_set_error_message('lang:email_send_failure_phpmail'); - return FALSE; - } - break; - case 'sendmail' : - - if ( ! $this->_send_with_sendmail()) - { - $this->_set_error_message('lang:email_send_failure_sendmail'); - return FALSE; - } - break; - case 'smtp' : - - if ( ! $this->_send_with_smtp()) - { - $this->_set_error_message('lang:email_send_failure_smtp'); - return FALSE; - } - break; - + $this->_set_error_message('lang:email_send_failure_'.($this->_get_protocol() === 'mail' ? 'phpmail' : $this->_get_protocol())); + return FALSE; } $this->_set_error_message('lang:email_sent', $this->_get_protocol()); @@ -1529,35 +1373,19 @@ class CI_Email { /** * Send using mail() * - * @access protected * @return bool */ protected function _send_with_mail() { if ($this->_safe_mode == TRUE) { - if ( ! mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str)) - { - return FALSE; - } - else - { - return TRUE; - } + return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str); } else { // most documentation of sendmail using the "-f" flag lacks a space after it, however // we've encountered servers that seem to require it to be in place. - - if ( ! mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, "-f ".$this->clean_email($this->_headers['From']))) - { - return FALSE; - } - else - { - return TRUE; - } + return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, '-f '.$this->clean_email($this->_headers['From'])); } } @@ -1566,12 +1394,11 @@ class CI_Email { /** * Send using Sendmail * - * @access protected * @return bool */ protected function _send_with_sendmail() { - $fp = @popen($this->mailpath . " -oi -f ".$this->clean_email($this->_headers['From'])." -t", 'w'); + $fp = @popen($this->mailpath.' -oi -f '.$this->clean_email($this->_headers['From']).' -t', 'w'); if ($fp === FALSE OR $fp === NULL) { @@ -1584,12 +1411,7 @@ class CI_Email { $status = pclose($fp); - if (version_compare(PHP_VERSION, '4.2.3') == -1) - { - $status = $status >> 8 & 0xFF; - } - - if ($status != 0) + if ($status !== 0) { $this->_set_error_message('lang:email_exit_status', $status); $this->_set_error_message('lang:email_no_socket'); @@ -1604,7 +1426,6 @@ class CI_Email { /** * Send using SMTP * - * @access protected * @return bool */ protected function _send_with_smtp() @@ -1615,8 +1436,10 @@ class CI_Email { return FALSE; } - $this->_smtp_connect(); - $this->_smtp_authenticate(); + if ( ! $this->_smtp_connect() OR ! $this->_smtp_authenticate()) + { + return FALSE; + } $this->_send_command('from', $this->clean_email($this->_headers['From'])); @@ -1629,7 +1452,7 @@ class CI_Email { { foreach ($this->_cc_array as $val) { - if ($val != "") + if ($val != '') { $this->_send_command('to', $val); } @@ -1640,7 +1463,7 @@ class CI_Email { { foreach ($this->_bcc_array as $val) { - if ($val != "") + if ($val != '') { $this->_send_command('to', $val); } @@ -1650,7 +1473,7 @@ class CI_Email { $this->_send_command('data'); // perform dot transformation on any lines that begin with a dot - $this->_send_data($this->_header_str . preg_replace('/^\./m', '..$1', $this->_finalbody)); + $this->_send_data($this->_header_str.preg_replace('/^\./m', '..$1', $this->_finalbody)); $this->_send_data('.'); @@ -1658,7 +1481,7 @@ class CI_Email { $this->_set_error_message($reply); - if (strncmp($reply, '250', 3) != 0) + if (strncmp($reply, '250', 3) !== 0) { $this->_set_error_message('lang:email_smtp_error', $reply); return FALSE; @@ -1673,24 +1496,22 @@ class CI_Email { /** * SMTP Connect * - * @access protected * @param string * @return string */ protected function _smtp_connect() { - $ssl = NULL; - if ($this->smtp_crypto == 'ssl') - $ssl = 'ssl://'; + $ssl = ($this->smtp_crypto == 'ssl') ? 'ssl://' : NULL; + $this->_smtp_connect = fsockopen($ssl.$this->smtp_host, - $this->smtp_port, - $errno, - $errstr, - $this->smtp_timeout); + $this->smtp_port, + $errno, + $errstr, + $this->smtp_timeout); if ( ! is_resource($this->_smtp_connect)) { - $this->_set_error_message('lang:email_smtp_error', $errno." ".$errstr); + $this->_set_error_message('lang:email_smtp_error', $errno.' '.$errstr); return FALSE; } @@ -1700,7 +1521,14 @@ class CI_Email { { $this->_send_command('hello'); $this->_send_command('starttls'); - stream_socket_enable_crypto($this->_smtp_connect, TRUE, STREAM_CRYPTO_METHOD_TLS_CLIENT); + + $crypto = stream_socket_enable_crypto($this->_smtp_connect, TRUE, STREAM_CRYPTO_METHOD_TLS_CLIENT); + + if ($crypto !== TRUE) + { + $this->_set_error_message('lang:email_smtp_error', $this->_get_smtp_data()); + return FALSE; + } } return $this->_send_command('hello'); @@ -1711,7 +1539,6 @@ class CI_Email { /** * Send SMTP command * - * @access protected * @param string * @param string * @return string @@ -1722,48 +1549,55 @@ class CI_Email { { case 'hello' : - if ($this->_smtp_auth OR $this->_get_encoding() == '8bit') - $this->_send_data('EHLO '.$this->_get_hostname()); - else - $this->_send_data('HELO '.$this->_get_hostname()); + if ($this->_smtp_auth OR $this->_get_encoding() === '8bit') + { + $this->_send_data('EHLO '.$this->_get_hostname()); + } + else + { + $this->_send_data('HELO '.$this->_get_hostname()); + } $resp = 250; break; case 'starttls' : $this->_send_data('STARTTLS'); - $resp = 220; break; case 'from' : $this->_send_data('MAIL FROM:<'.$data.'>'); - $resp = 250; break; - case 'to' : + case 'to' : - $this->_send_data('RCPT TO:<'.$data.'>'); + if ($this->dsn) + { + $this->_send_data('RCPT TO:<'.$data.'> NOTIFY=SUCCESS,DELAY,FAILURE ORCPT=rfc822;'.$data); + } + else + { + $this->_send_data('RCPT TO:<'.$data.'>'); + } $resp = 250; break; case 'data' : $this->_send_data('DATA'); - $resp = 354; break; case 'quit' : $this->_send_data('QUIT'); - $resp = 221; break; } $reply = $this->_get_smtp_data(); - $this->_debug_msg[] = "<pre>".$cmd.": ".$reply."</pre>"; + $this->_debug_msg[] = '<pre>'.$cmd.': '.$reply.'</pre>'; if (substr($reply, 0, 3) != $resp) { @@ -1784,7 +1618,6 @@ class CI_Email { /** * SMTP Authenticate * - * @access protected * @return bool */ protected function _smtp_authenticate() @@ -1794,7 +1627,7 @@ class CI_Email { return TRUE; } - if ($this->smtp_user == "" AND $this->smtp_pass == "") + if ($this->smtp_user == '' && $this->smtp_pass == '') { $this->_set_error_message('lang:email_no_smtp_unpw'); return FALSE; @@ -1804,7 +1637,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '334', 3) != 0) + if (strncmp($reply, '334', 3) !== 0) { $this->_set_error_message('lang:email_failed_smtp_login', $reply); return FALSE; @@ -1814,7 +1647,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '334', 3) != 0) + if (strncmp($reply, '334', 3) !== 0) { $this->_set_error_message('lang:email_smtp_auth_un', $reply); return FALSE; @@ -1824,7 +1657,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '235', 3) != 0) + if (strncmp($reply, '235', 3) !== 0) { $this->_set_error_message('lang:email_smtp_auth_pw', $reply); return FALSE; @@ -1838,7 +1671,6 @@ class CI_Email { /** * Send SMTP data * - * @access protected * @return bool */ protected function _send_data($data) @@ -1848,10 +1680,8 @@ class CI_Email { $this->_set_error_message('lang:email_smtp_data_failure', $data); return FALSE; } - else - { - return TRUE; - } + + return TRUE; } // -------------------------------------------------------------------- @@ -1859,18 +1689,17 @@ class CI_Email { /** * Get SMTP data * - * @access protected * @return string */ protected function _get_smtp_data() { - $data = ""; + $data = ''; while ($str = fgets($this->_smtp_connect, 512)) { $data .= $str; - if (substr($str, 3, 1) == " ") + if ($str[3] == ' ') { break; } @@ -1884,12 +1713,11 @@ class CI_Email { /** * Get Hostname * - * @access protected * @return string */ protected function _get_hostname() { - return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain'; + return isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain'; } // -------------------------------------------------------------------- @@ -1897,7 +1725,6 @@ class CI_Email { /** * Get IP * - * @access protected * @return string */ protected function _get_ip() @@ -1907,14 +1734,18 @@ class CI_Email { return $this->_IP; } - $cip = (isset($_SERVER['HTTP_CLIENT_IP']) AND $_SERVER['HTTP_CLIENT_IP'] != "") ? $_SERVER['HTTP_CLIENT_IP'] : FALSE; - $rip = (isset($_SERVER['REMOTE_ADDR']) AND $_SERVER['REMOTE_ADDR'] != "") ? $_SERVER['REMOTE_ADDR'] : FALSE; - $fip = (isset($_SERVER['HTTP_X_FORWARDED_FOR']) AND $_SERVER['HTTP_X_FORWARDED_FOR'] != "") ? $_SERVER['HTTP_X_FORWARDED_FOR'] : FALSE; - - if ($cip && $rip) $this->_IP = $cip; - elseif ($rip) $this->_IP = $rip; - elseif ($cip) $this->_IP = $cip; - elseif ($fip) $this->_IP = $fip; + $cip = ( ! empty($_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) { @@ -1922,15 +1753,11 @@ class CI_Email { $this->_IP = end($x); } - if ( ! preg_match( "/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/", $this->_IP)) + if ( ! preg_match('/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/', $this->_IP)) { $this->_IP = '0.0.0.0'; } - unset($cip); - unset($rip); - unset($fip); - return $this->_IP; } @@ -1939,7 +1766,6 @@ class CI_Email { /** * Get Debug Message * - * @access public * @return string */ public function print_debugger() @@ -1954,8 +1780,7 @@ class CI_Email { } } - $msg .= "<pre>".$this->_header_str."\n".htmlspecialchars($this->_subject)."\n".htmlspecialchars($this->_finalbody).'</pre>'; - return $msg; + return $msg.'<pre>'.$this->_header_str."\n".htmlspecialchars($this->_subject)."\n".htmlspecialchars($this->_finalbody).'</pre>'; } // -------------------------------------------------------------------- @@ -1963,22 +1788,21 @@ class CI_Email { /** * Set Message * - * @access protected * @param string - * @return string + * @return void */ protected function _set_error_message($msg, $val = '') { $CI =& get_instance(); $CI->lang->load('email'); - if (substr($msg, 0, 5) != 'lang:' || FALSE === ($line = $CI->lang->line(substr($msg, 5)))) + if (substr($msg, 0, 5) !== 'lang:' OR FALSE === ($line = $CI->lang->line(substr($msg, 5)))) { - $this->_debug_msg[] = str_replace('%s', $val, $msg)."<br />"; + $this->_debug_msg[] = str_replace('%s', $val, $msg).'<br />'; } else { - $this->_debug_msg[] = str_replace('%s', $val, $line)."<br />"; + $this->_debug_msg[] = str_replace('%s', $val, $line).'<br />'; } } @@ -1987,13 +1811,13 @@ class CI_Email { /** * Mime Types * - * @access protected * @param string * @return string */ - protected function _mime_types($ext = "") + protected function _mime_types($ext = '') { - $mimes = array( 'hqx' => 'application/mac-binhex40', + $mimes = array( + 'hqx' => 'application/mac-binhex40', 'cpt' => 'application/mac-compactpro', 'doc' => 'application/msword', 'bin' => 'application/macbinary', @@ -2059,6 +1883,7 @@ class CI_Email { 'tiff' => 'image/tiff', 'tif' => 'image/tiff', 'css' => 'text/css', + 'ics' => 'text/calendar', 'html' => 'text/html', 'htm' => 'text/html', 'shtml' => 'text/html', @@ -2082,11 +1907,10 @@ class CI_Email { 'eml' => 'message/rfc822' ); - return ( ! isset($mimes[strtolower($ext)])) ? "application/x-unknown-content-type" : $mimes[strtolower($ext)]; + return isset($mimes[strtolower($ext)]) ? $mimes[strtolower($ext)] : 'application/x-unknown-content-type'; } } -// END CI_Email class /* End of file Email.php */ -/* Location: ./system/libraries/Email.php */ +/* Location: ./system/libraries/Email.php */
\ No newline at end of file |