diff options
Diffstat (limited to 'system/libraries/Email.php')
| -rw-r--r-- | system/libraries/Email.php | 1035 |
1 files changed, 625 insertions, 410 deletions
diff --git a/system/libraries/Email.php b/system/libraries/Email.php index 48c3bf3ab..92ccde60c 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -1,4 +1,4 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php /** * CodeIgniter * @@ -24,6 +24,7 @@ * @since Version 1.0 * @filesource */ +defined('BASEPATH') OR exit('No direct script access allowed'); /** * CodeIgniter Email Class @@ -38,74 +39,364 @@ */ class CI_Email { + /** + * Used as the User-Agent and X-Mailer headers' value. + * + * @var string + */ public $useragent = 'CodeIgniter'; + + /** + * Path to the Sendmail binary. + * + * @var string + */ public $mailpath = '/usr/sbin/sendmail'; // Sendmail path + + /** + * Which method to use for sending e-mails. + * + * @var string 'mail', 'sendmail' or 'smtp' + */ 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 + + /** + * STMP Server host + * + * @var string + */ + public $smtp_host = ''; + + /** + * SMTP Username + * + * @var string + */ + public $smtp_user = ''; + + /** + * SMTP Password + * + * @var string + */ + public $smtp_pass = ''; + + /** + * SMTP Server port + * + * @var int + */ + public $smtp_port = 25; + + /** + * SMTP connection timeout in seconds + * + * @var int + */ + public $smtp_timeout = 5; + + /** + * SMTP Encryption + * + * @var string NULL, 'tls' or 'ssl' + */ + public $smtp_crypto = NULL; + + /** + * Whether to apply word-wrapping to the message body. + * + * @var bool + */ + public $wordwrap = TRUE; + + /** + * Number of characters to wrap at. + * + * @see CI_Email::$wordwrap + * @var int + */ + public $wrapchars = 76; + + /** + * Message format. + * + * @var string 'text' or 'html' + */ + public $mailtype = 'text'; + + /** + * Character set (default: utf-8) + * + * @var string + */ + public $charset = 'utf-8'; + + /** + * Multipart message + * + * @var string 'mixed' (in the body) or 'related' (separate) + */ 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 + + /** + * Alternative message (for HTML messages only) + * + * @var string + */ + public $alt_message = ''; + + /** + * Whether to validate e-mail addresses. + * + * @var bool + */ + public $validate = FALSE; + + /** + * X-Priority header value. + * + * @var int 1-5 + */ public $priority = 3; // Default priority (1 - 5) + + /** + * Newline character sequence. + * Use "\r\n" to comply with RFC 822. + * + * @link http://www.ietf.org/rfc/rfc822.txt + * @var string "\r\n" or "\n" + */ 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. - 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 + /** + * CRLF character sequence + * + * RFC 2045 specifies that for 'quoted-printable' encoding, + * "\r\n" must be used. However, it appears that some servers + * (even on the receiving end) don't handle it properly and + * switching to "\n", while improper, is the only solution + * that seems to work for all environments. + * + * @link http://www.ietf.org/rfc/rfc822.txt + * @var string + */ + public $crlf = "\n"; + + /** + * Whether to use Delivery Status Notification. + * + * @var bool + */ + public $dsn = FALSE; + + /** + * Whether to send multipart alternatives. + * Yahoo! doesn't seem to like these. + * + * @var bool + */ + public $send_multipart = TRUE; + + /** + * Whether to send messages to BCC recipients in batches. + * + * @var bool + */ + public $bcc_batch_mode = FALSE; + + /** + * BCC Batch max number size. + * + * @see CI_Email::$bcc_batch_mode + * @var int + */ + public $bcc_batch_size = 200; + + // -------------------------------------------------------------------- + + /** + * Whether PHP is running in safe mode. Initialized by the class constructor. + * + * @var bool + */ protected $_safe_mode = FALSE; + + /** + * Subject header + * + * @var string + */ protected $_subject = ''; + + /** + * Message body + * + * @var string + */ protected $_body = ''; + + /** + * Final message body to be sent. + * + * @var string + */ protected $_finalbody = ''; + + /** + * multipart/alternative boundary + * + * @var string + */ protected $_alt_boundary = ''; + + /** + * Attachment boundary + * + * @var string + */ protected $_atc_boundary = ''; + + /** + * Final headers to send + * + * @var string + */ protected $_header_str = ''; + + /** + * SMTP Connection socket placeholder + * + * @var resource + */ protected $_smtp_connect = ''; + + /** + * Mail encoding + * + * @var string '8bit' or '7bit' + */ protected $_encoding = '8bit'; - protected $_IP = FALSE; + + /** + * Whether to perform SMTP authentication + * + * @var bool + */ protected $_smtp_auth = FALSE; + + /** + * Whether to send a Reply-To header + * + * @var bool + */ protected $_replyto_flag = FALSE; + + /** + * Debug messages + * + * @see CI_Email::print_debugger() + * @var string + */ protected $_debug_msg = array(); + + /** + * Recipients + * + * @var string[] + */ protected $_recipients = array(); + + /** + * CC Recipients + * + * @var string[] + */ protected $_cc_array = array(); + + /** + * BCC Recipients + * + * @var string[] + */ protected $_bcc_array = array(); + + /** + * Message headers + * + * @var string[] + */ protected $_headers = array(); - protected $_attach_name = array(); - protected $_attach_type = array(); - protected $_attach_disp = array(); + + /** + * Attachment data + * + * @var array + */ + protected $_attachments = array(); + + /** + * Valid $protocol values + * + * @see CI_Email::$protocol + * @var string[] + */ protected $_protocols = array('mail', 'sendmail', 'smtp'); - protected $_base_charsets = array('us-ascii', 'iso-2022-'); // 7-bit charsets (excluding language suffix) + + /** + * Base charsets + * + * Character sets valid for 7-bit encoding, + * excluding language suffix. + * + * @var string[] + */ + protected $_base_charsets = array('us-ascii', 'iso-2022-'); + + /** + * Bit depths + * + * Valid mail encodings + * + * @see CI_Email::$_encoding + * @var string[] + */ protected $_bit_depths = array('7bit', '8bit'); + + /** + * $priority translations + * + * Actual values to send with the X-Priority header + * + * @var string[] + */ 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 + * + * @param array $config = array() + * @return void */ public function __construct($config = array()) { + $this->charset = config_item('charset'); + if (count($config) > 0) { $this->initialize($config); } else { - $this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == ''); + $this->_smtp_auth = ! ($this->smtp_user === '' && $this->smtp_pass === ''); $this->_safe_mode = (bool) @ini_get('safe_mode'); } + $this->charset = strtoupper($this->charset); + log_message('debug', 'Email Class Initialized'); } @@ -137,7 +428,7 @@ class CI_Email { } $this->clear(); - $this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == ''); + $this->_smtp_auth = ! ($this->smtp_user === '' && $this->smtp_pass === ''); $this->_safe_mode = (bool) @ini_get('safe_mode'); return $this; @@ -164,14 +455,12 @@ class CI_Email { $this->_headers = array(); $this->_debug_msg = array(); - $this->_set_header('User-Agent', $this->useragent); - $this->_set_header('Date', $this->_set_date()); + $this->set_header('User-Agent', $this->useragent); + $this->set_header('Date', $this->_set_date()); if ($clear_attachments !== FALSE) { - $this->_attach_name = array(); - $this->_attach_type = array(); - $this->_attach_disp = array(); + $this->_attachments = array(); } return $this; @@ -182,11 +471,12 @@ class CI_Email { /** * Set FROM * - * @param string - * @param string + * @param string $from + * @param string $name + * @param string $return_path = NULL Return-Path * @return object */ - public function from($from, $name = '') + public function from($from, $name = '', $return_path = NULL) { if (preg_match('/\<(.*)\>/', $from, $match)) { @@ -196,10 +486,14 @@ class CI_Email { if ($this->validate) { $this->validate_email($this->_str_to_array($from)); + if ($return_path) + { + $this->validate_email($this->_str_to_array($return_path)); + } } // prepare the display name - if ($name != '') + if ($name !== '') { // only use Q encoding if there are characters that would require it if ( ! preg_match('/[\200-\377]/', $name)) @@ -209,12 +503,14 @@ class CI_Email { } else { - $name = $this->_prep_q_encoding($name, TRUE); + $name = $this->_prep_q_encoding($name); } } - $this->_set_header('From', $name.' <'.$from.'>'); - $this->_set_header('Return-Path', '<'.$from.'>'); + $this->set_header('From', $name.' <'.$from.'>'); + + isset($return_path) OR $return_path = $from; + $this->set_header('Return-Path', '<'.$return_path.'>'); return $this; } @@ -240,17 +536,17 @@ class CI_Email { $this->validate_email($this->_str_to_array($replyto)); } - if ($name == '') + if ($name === '') { $name = $replyto; } - if (strncmp($name, '"', 1) !== 0) + if (strpos($name, '"') !== 0) { $name = '"'.$name.'"'; } - $this->_set_header('Reply-To', $name.' <'.$replyto.'>'); + $this->set_header('Reply-To', $name.' <'.$replyto.'>'); $this->_replyto_flag = TRUE; return $this; @@ -276,19 +572,10 @@ class CI_Email { if ($this->_get_protocol() !== 'mail') { - $this->_set_header('To', implode(', ', $to)); + $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 $this; } @@ -303,15 +590,14 @@ class CI_Email { */ public function cc($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') { @@ -332,14 +618,13 @@ class CI_Email { */ public function bcc($bcc, $limit = '') { - if ($limit != '' && is_numeric($limit)) + if ($limit !== '' && is_numeric($limit)) { $this->bcc_batch_mode = TRUE; $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) { @@ -352,7 +637,7 @@ class CI_Email { } else { - $this->_set_header('Bcc', implode(', ', $bcc)); + $this->set_header('Bcc', implode(', ', $bcc)); } return $this; @@ -369,7 +654,7 @@ class CI_Email { public function subject($subject) { $subject = $this->_prep_q_encoding($subject); - $this->_set_header('Subject', $subject); + $this->set_header('Subject', $subject); return $this; } @@ -404,14 +689,20 @@ class CI_Email { /** * Assign file attachments * - * @param string + * @param string $filename + * @param string $disposition = 'attachment' + * @param string $newname = NULL + * @param string $mime = '' * @return object */ public function attach($filename, $disposition = '', $newname = NULL, $mime = '') { - $this->_attach_name[] = array($filename, $newname); - $this->_attach_disp[] = empty($disposition) ? 'attachment' : $disposition; // Can also be 'inline' Not sure if it matters - $this->_attach_type[] = $mime; + $this->_attachments[] = array( + 'name' => array($filename, $newname), + 'disposition' => empty($disposition) ? 'attachment' : $disposition, // Can also be 'inline' Not sure if it matters + 'type' => $mime + ); + return $this; } @@ -424,7 +715,7 @@ class CI_Email { * @param string * @return void */ - protected function _set_header($header, $value) + public function set_header($header, $value) { $this->_headers[$header] = $value; } @@ -441,15 +732,11 @@ class CI_Email { { if ( ! is_array($email)) { - if (strpos($email, ',') !== FALSE) - { - $email = preg_split('/[\s,]/', $email, -1, PREG_SPLIT_NO_EMPTY); - } - else - { - $email = (array) trim($email); - } + return (strpos($email, ',') !== FALSE) + ? preg_split('/[\s,]/', $email, -1, PREG_SPLIT_NO_EMPTY) + : (array) trim($email); } + return $email; } @@ -477,7 +764,7 @@ class CI_Email { */ public function set_mailtype($type = 'text') { - $this->mailtype = ($type == 'html') ? 'html' : 'text'; + $this->mailtype = ($type === 'html') ? 'html' : 'text'; return $this; } @@ -574,7 +861,7 @@ class CI_Email { protected function _get_message_id() { $from = str_replace(array('>', '<'), '', $this->_headers['Return-Path']); - return '<'.uniqid('').strstr($from, '@').'>'; + return '<'.uniqid('').strstr($from, '@').'>'; } // -------------------------------------------------------------------- @@ -590,7 +877,7 @@ class CI_Email { $this->protocol = strtolower($this->protocol); in_array($this->protocol, $this->_protocols, TRUE) OR $this->protocol = 'mail'; - if ($return == TRUE) + if ($return === TRUE) { return $this->protocol; } @@ -610,13 +897,13 @@ class CI_Email { foreach ($this->_base_charsets as $charset) { - if (strncmp($charset, $this->charset, strlen($charset)) === 0) + if (strpos($charset, $this->charset) === 0) { $this->_encoding = '7bit'; } } - if ($return == TRUE) + if ($return === TRUE) { return $this->_encoding; } @@ -631,15 +918,11 @@ class CI_Email { */ protected function _get_content_type() { - if ($this->mailtype === 'html' && count($this->_attach_name) === 0) + if ($this->mailtype === 'html') { - return 'html'; + return (count($this->_attachments) === 0) ? 'html' : 'html-attach'; } - elseif ($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->_attachments) > 0) { return 'plain-attach'; } @@ -659,7 +942,7 @@ class CI_Email { protected function _set_date() { $timezone = date('Z'); - $operator = (strncmp($timezone, '-', 1) === 0) ? '-' : '+'; + $operator = ($timezone[0] === '-') ? '-' : '+'; $timezone = abs($timezone); $timezone = floor($timezone/3600) * 100 + ($timezone % 3600) / 60; @@ -714,9 +997,9 @@ class CI_Email { * @param string * @return bool */ - public function valid_email($address) + public function valid_email($email) { - return (bool) preg_match('/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix', $address); + return (bool) filter_var($email, FILTER_VALIDATE_EMAIL); } // -------------------------------------------------------------------- @@ -731,7 +1014,7 @@ class CI_Email { { if ( ! is_array($email)) { - return (preg_match('/\<(.*)\>/', $email, $match)) ? $match[1] : $email; + return preg_match('/\<(.*)\>/', $email, $match) ? $match[1] : $email; } $clean_email = array(); @@ -749,8 +1032,8 @@ class CI_Email { /** * Build alternative plain text message * - * This public function provides the raw message for use - * in plain-text headers of HTML-formatted emails. + * Provides the raw message for use in plain-text headers of + * HTML-formatted emails. * If the user hasn't specified his own alternative message * it creates one by stripping the HTML * @@ -758,12 +1041,14 @@ class CI_Email { */ protected function _get_alt_message() { - if ($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; + $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--) @@ -771,7 +1056,12 @@ class CI_Email { $body = str_replace(str_repeat("\n", $i), "\n\n", $body); } - return $this->word_wrap($body, 76); + // Reduce multiple spaces + $body = preg_replace('| +|', ' ', $body); + + return ($this->wordwrap) + ? $this->word_wrap($body, 76) + : $body; } // -------------------------------------------------------------------- @@ -780,45 +1070,45 @@ class CI_Email { * Word Wrap * * @param string - * @param int + * @param int line-length limit * @return string */ - public function word_wrap($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 - $str = preg_replace("| +|", " ", $str); - // Standardize newlines if (strpos($str, "\r") !== FALSE) { $str = str_replace(array("\r\n", "\r"), "\n", $str); } + // Reduce multiple spaces at end of line + $str = preg_replace('| +\n|', "\n", $str); + // 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, $c = count($matches[0]); $i < $c; $i++) { $unwrap[] = $matches[1][$i]; - $str = str_replace($matches[1][$i], "{{unwrapped".$i."}}", $str); + $str = str_replace($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? @@ -833,7 +1123,7 @@ class CI_Email { 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; } @@ -846,7 +1136,7 @@ class CI_Email { // 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 != '') + if ($temp !== '') { $output .= $temp.$this->newline; } @@ -859,7 +1149,7 @@ class CI_Email { { foreach ($unwrap as $key => $val) { - $output = str_replace("{{unwrapped".$key."}}", $val, $output); + $output = str_replace('{{unwrapped'.$key.'}}', $val, $output); } } @@ -875,11 +1165,11 @@ class CI_Email { */ protected function _build_headers() { - $this->_set_header('X-Sender', $this->clean_email($this->_headers['From'])); - $this->_set_header('X-Mailer', $this->useragent); - $this->_set_header('X-Priority', $this->_priorities[$this->priority - 1]); - $this->_set_header('Message-ID', $this->_get_message_id()); - $this->_set_header('Mime-Version', '1.0'); + $this->set_header('X-Sender', $this->clean_email($this->_headers['From'])); + $this->set_header('X-Mailer', $this->useragent); + $this->set_header('X-Priority', $this->_priorities[$this->priority - 1]); + $this->set_header('Message-ID', $this->_get_message_id()); + $this->set_header('Mime-Version', '1.0'); } // -------------------------------------------------------------------- @@ -898,15 +1188,15 @@ class CI_Email { } reset($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; } } @@ -940,8 +1230,8 @@ class CI_Email { { case 'plain' : - $hdr .= "Content-Type: text/plain; charset=" . $this->charset . $this->newline - . "Content-Transfer-Encoding: " . $this->_get_encoding(); + $hdr .= 'Content-Type: text/plain; charset='.$this->charset.$this->newline + .'Content-Transfer-Encoding: '.$this->_get_encoding(); if ($this->_get_protocol() === 'mail') { @@ -959,26 +1249,25 @@ class CI_Email { if ($this->send_multipart === FALSE) { - $hdr .= "Content-Type: text/html; charset=" . $this->charset . $this->newline - . "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 - . "--" . $this->_alt_boundary . $this->newline + $body .= $this->_get_mime_message().$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 . $this->newline + .'Content-Type: text/plain; charset='.$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 - . "Content-Type: text/html; charset=" . $this->charset . $this->newline - . "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') { @@ -986,72 +1275,72 @@ class CI_Email { } 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; 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') { $this->_header_str .= $hdr; } - $body .= $this->_get_mime_message() . $this->newline . $this->newline - . "--" . $this->_atc_boundary . $this->newline + $body .= $this->_get_mime_message().$this->newline.$this->newline + .'--'.$this->_atc_boundary.$this->newline - . "Content-Type: text/plain; charset=" . $this->charset . $this->newline - . "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 - . $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') { $this->_header_str .= $hdr; } - $body .= $this->_get_mime_message() . $this->newline . $this->newline - . "--" . $this->_atc_boundary . $this->newline + $body .= $this->_get_mime_message().$this->newline.$this->newline + .'--'.$this->_atc_boundary.$this->newline - . "Content-Type: multipart/alternative; boundary=\"" . $this->_alt_boundary . "\"" . $this->newline .$this->newline - . "--" . $this->_alt_boundary . $this->newline + .'Content-Type: multipart/alternative; boundary="'.$this->_alt_boundary.'"'.$this->newline.$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 . $this->newline + .'Content-Type: text/plain; charset='.$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 - . "Content-Type: text/html; charset=" . $this->charset . $this->newline - . "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 - . $this->_prep_quoted_printable($this->_body) . $this->newline . $this->newline - . "--" . $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; } $attachment = array(); - for ($i = 0, $c = count($this->_attach_name), $z = 0; $i < $c; $i++) + for ($i = 0, $c = count($this->_attachments), $z = 0; $i < $c; $i++) { - $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]; + $filename = $this->_attachments[$i]['name'][0]; + $basename = is_null($this->_attachments[$i]['name'][1]) + ? basename($filename) : $this->_attachments[$i]['name'][1]; + $ctype = $this->_attachments[$i]['type']; $file_content = ''; - if ($this->_attach_type[$i] == '') + if ($ctype === '') { if ( ! file_exists($filename)) { @@ -1073,19 +1362,20 @@ class CI_Email { } else { - $file_content =& $this->_attach_content[$i]; + $file_content =& $this->_attachments[$i]['name'][0]; } - $attachment[$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; + + $attachment[$z++] = '--'.$this->_atc_boundary.$this->newline + .'Content-type: '.$ctype.'; ' + .'name="'.$basename.'"'.$this->newline + .'Content-Disposition: '.$this->_attachments[$i]['disposition'].';'.$this->newline + .'Content-Transfer-Encoding: base64'.$this->newline; $attachment[$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; + $body .= implode($this->newline, $attachment).$this->newline.'--'.$this->_atc_boundary.'--'; + $this->_finalbody = ($this->_get_protocol() === 'mail') ? $body : $hdr.$body; return; } @@ -1098,21 +1388,32 @@ class CI_Email { * Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt * * @param string - * @param int * @return string */ - protected function _prep_quoted_printable($str, $charlim = '') + protected function _prep_quoted_printable($str) { - // 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) + // 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}'), '', $str); + + // RFC 2045 specifies CRLF as "\r\n". + // However, many developers choose to override that and violate + // the RFC rules due to (apparently) a bug in MS Exchange, + // which only works with "\n". + if ($this->crlf === "\r\n") { - $charlim = 76; + if (is_php('5.3')) + { + return quoted_printable_encode($str); + } + elseif (function_exists('imap_8bit')) + { + return imap_8bit($str); + } } // Reduce multiple spaces & remove nulls - $str = preg_replace(array("| +|", '/\x00+/'), array(' ', ''), $str); + $str = preg_replace(array('| +|', '/\x00+/'), array(' ', ''), $str); // Standardize newlines if (strpos($str, "\r") !== FALSE) @@ -1120,10 +1421,6 @@ 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 = '='; $output = ''; @@ -1153,7 +1450,7 @@ class CI_Email { // If we're at the character limit, add the line to the output, // reset our temp variable, and keep on chuggin' - if ((strlen($temp) + strlen($char)) >= $charlim) + if ((strlen($temp) + strlen($char)) >= 76) { $output .= $temp.$escape.$this->crlf; $temp = ''; @@ -1176,68 +1473,75 @@ class CI_Email { /** * Prep Q Encoding * - * Performs "Q Encoding" on a string for use in email headers. It's related - * but not identical to quoted-printable, so it has its own method + * Performs "Q Encoding" on a string for use in email headers. + * It's related but not identical to quoted-printable, so it has its + * own method. * * @param string - * @param bool set to TRUE for processing From: headers * @return string */ - protected function _prep_q_encoding($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); + $chr = ($this->charset === 'UTF-8' && $iconv === TRUE) + ? '='.implode('=', str_split(strtoupper(bin2hex(iconv_substr($str, $i, 1, $this->charset))), 2)) + : '='.strtoupper(bin2hex($str[$i])); - // convert ALL non-printable ASCII characters and our specials - if ($ascii < 32 OR $ascii > 126 OR in_array($char, $convert)) + // RFC 2045 sets a limit of 76 characters per line. + // We'll append ?= to the end of each line though. + if ($length + ($l = strlen($chr)) > 74) { - $char = '='.dechex($ascii); + $output .= '?='.$this->crlf // EOL + .' =?'.$this->charset.'?Q?'.$chr; // New line + $length = 6 + strlen($this->charset) + $l; // Reset the length for the new line } - - // handle regular spaces a bit more compactly than =20 - if ($ascii === 32) - { - $char = '_'; - } - - // If we're at the character limit, add the line to the output, - // reset our temp variable, and keep on chuggin' - if ((strlen($temp) + strlen($char)) >= $limit) + else { - $output .= $temp.$this->crlf; - $temp = ''; + $output .= $chr; + $length += $l; } - - // Add the character to our temporary line - $temp .= $char; } - $str = $output.$temp; - - // 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('/^(.*)$/m', ' =?'.$this->charset.'?Q?$1?=', $str)); + // End the header + return $output.'?='; } // -------------------------------------------------------------------- @@ -1245,11 +1549,12 @@ class CI_Email { /** * Send Email * + * @param bool $auto_clear = TRUE * @return bool */ - public function send() + public function send($auto_clear = TRUE) { - if ($this->_replyto_flag == FALSE) + if ($this->_replyto_flag === FALSE) { $this->reply_to($this->_headers['From']); } @@ -1266,11 +1571,25 @@ class CI_Email { if ($this->bcc_batch_mode && count($this->_bcc_array) > $this->bcc_batch_size) { - return $this->batch_bcc_send(); + $result = $this->batch_bcc_send(); + + if ($result && $auto_clear) + { + $this->clear(); + } + + return $result; } $this->_build_message(); - return $this->_spool_email(); + $result = $this->_spool_email(); + + if ($result && $auto_clear) + { + $this->clear(); + } + + return $result; } // -------------------------------------------------------------------- @@ -1293,7 +1612,7 @@ class CI_Email { $set .= ', '.$this->_bcc_array[$i]; } - if ($i == $float) + if ($i === $float) { $chunk[] = substr($set, 1); $float += $this->bcc_batch_size; @@ -1314,7 +1633,7 @@ class CI_Email { if ($this->protocol !== 'smtp') { - $this->_set_header('Bcc', implode(', ', $bcc)); + $this->set_header('Bcc', implode(', ', $bcc)); } else { @@ -1335,7 +1654,7 @@ class CI_Email { */ 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); } // -------------------------------------------------------------------- @@ -1343,6 +1662,7 @@ class CI_Email { /** * Strip line-breaks via callback * + * @param string $matches * @return string */ protected function _remove_nl_callback($matches) @@ -1366,10 +1686,10 @@ class CI_Email { { $this->_unwrap_specials(); - $method = '_send_with_' . $this->_get_protocol(); + $method = '_send_with_'.$this->_get_protocol(); if ( ! $this->$method()) { - $this->_set_error_message('lang:email_send_failure_' . ($this->_get_protocol() === 'mail' ? 'phpmail' : $this->_get_protocol())); + $this->_set_error_message('lang:email_send_failure_'.($this->_get_protocol() === 'mail' ? 'phpmail' : $this->_get_protocol())); return FALSE; } @@ -1386,7 +1706,12 @@ class CI_Email { */ protected function _send_with_mail() { - if ($this->_safe_mode == TRUE) + if (is_array($this->_recipients)) + { + $this->_recipients = implode(', ', $this->_recipients); + } + + if ($this->_safe_mode === TRUE) { return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str); } @@ -1394,7 +1719,7 @@ class CI_Email { { // most documentation of sendmail using the "-f" flag lacks a space after it, however // we've encountered servers that seem to require it to be in place. - return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, "-f ".$this->clean_email($this->_headers['From'])); + return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, '-f '.$this->clean_email($this->_headers['Return-Path'])); } } @@ -1407,11 +1732,14 @@ class CI_Email { */ protected function _send_with_sendmail() { - $fp = @popen($this->mailpath . " -oi -f ".$this->clean_email($this->_headers['From'])." -t", 'w'); - - if ($fp === FALSE OR $fp === NULL) + // is popen() enabled? + if ( ! function_usable('popen') + OR FALSE === ($fp = @popen( + $this->mailpath.' -oi -f '.$this->clean_email($this->_headers['From']) + .' -t -r '.$this->clean_email($this->_headers['Return-Path']) + , 'w')) + ) // server probably has popen disabled, so nothing we can do to get a verbose error. { - // server probably has popen disabled, so nothing we can do to get a verbose error. return FALSE; } @@ -1439,7 +1767,7 @@ class CI_Email { */ protected function _send_with_smtp() { - if ($this->smtp_host == '') + if ($this->smtp_host === '') { $this->_set_error_message('lang:email_no_hostname'); return FALSE; @@ -1461,7 +1789,7 @@ class CI_Email { { foreach ($this->_cc_array as $val) { - if ($val != "") + if ($val !== '') { $this->_send_command('to', $val); } @@ -1472,7 +1800,7 @@ class CI_Email { { foreach ($this->_bcc_array as $val) { - if ($val != "") + if ($val !== '') { $this->_send_command('to', $val); } @@ -1482,7 +1810,7 @@ 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('.'); @@ -1490,7 +1818,7 @@ class CI_Email { $this->_set_error_message($reply); - if (strncmp($reply, '250', 3) !== 0) + if (strpos($reply, '250') !== 0) { $this->_set_error_message('lang:email_smtp_error', $reply); return FALSE; @@ -1505,28 +1833,27 @@ class CI_Email { /** * SMTP Connect * - * @param string * @return string */ protected function _smtp_connect() { - $ssl = ($this->smtp_crypto == 'ssl') ? 'ssl://' : NULL; + $ssl = ($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; } $this->_set_error_message($this->_get_smtp_data()); - if ($this->smtp_crypto == 'tls') + if ($this->smtp_crypto === 'tls') { $this->_send_command('hello'); $this->_send_command('starttls'); @@ -1558,27 +1885,29 @@ class CI_Email { { case 'hello' : - if ($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.'>'); - $resp = 250; break; - case 'to' : - + case 'to' : + if ($this->dsn) { $this->_send_data('RCPT TO:<'.$data.'> NOTIFY=SUCCESS,DELAY,FAILURE ORCPT=rfc822;'.$data); @@ -1587,33 +1916,32 @@ class CI_Email { { $this->_send_data('RCPT TO:<'.$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) != $resp) + if ((int) substr($reply, 0, 3) !== $resp) { $this->_set_error_message('lang:email_smtp_error', $reply); return FALSE; } - if ($cmd == 'quit') + if ($cmd === 'quit') { fclose($this->_smtp_connect); } @@ -1624,7 +1952,7 @@ class CI_Email { // -------------------------------------------------------------------- /** - * SMTP Authenticate + * SMTP Authenticate * * @return bool */ @@ -1635,7 +1963,7 @@ class CI_Email { return TRUE; } - if ($this->smtp_user == '' && $this->smtp_pass == '') + if ($this->smtp_user === '' && $this->smtp_pass === '') { $this->_set_error_message('lang:email_no_smtp_unpw'); return FALSE; @@ -1645,7 +1973,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '334', 3) !== 0) + if (strpos($reply, '334') !== 0) { $this->_set_error_message('lang:email_failed_smtp_login', $reply); return FALSE; @@ -1655,7 +1983,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '334', 3) !== 0) + if (strpos($reply, '334') !== 0) { $this->_set_error_message('lang:email_smtp_auth_un', $reply); return FALSE; @@ -1665,7 +1993,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '235', 3) !== 0) + if (strpos($reply, '235') !== 0) { $this->_set_error_message('lang:email_smtp_auth_pw', $reply); return FALSE; @@ -1679,11 +2007,12 @@ class CI_Email { /** * Send SMTP data * + * @param string $data * @return bool */ protected function _send_data($data) { - if ( ! fwrite($this->_smtp_connect, $data . $this->newline)) + if ( ! fwrite($this->_smtp_connect, $data.$this->newline)) { $this->_set_error_message('lang:email_smtp_data_failure', $data); return FALSE; @@ -1701,13 +2030,13 @@ class CI_Email { */ protected function _get_smtp_data() { - $data = ""; + $data = ''; while ($str = fgets($this->_smtp_connect, 512)) { $data .= $str; - if ($str[3] == " ") + if ($str[3] === ' ') { break; } @@ -1731,47 +2060,6 @@ class CI_Email { // -------------------------------------------------------------------- /** - * Get IP - * - * @return string - */ - protected function _get_ip() - { - if ($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 @@ -1796,7 +2084,8 @@ class CI_Email { /** * Set Message * - * @param string + * @param string $msg + * @param string $val = '' * @return void */ protected function _set_error_message($msg, $val = '') @@ -1804,13 +2093,13 @@ class CI_Email { $CI =& get_instance(); $CI->lang->load('email'); - if (substr($msg, 0, 5) !== 'lang:' OR FALSE === ($line = $CI->lang->line(substr($msg, 5)))) + if (sscanf($msg, 'lang:%s', $line) !== 1 OR FALSE === ($line = $CI->lang->line($line))) { - $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, $line).'<br />'; } } @@ -1824,100 +2113,26 @@ class CI_Email { */ protected function _mime_types($ext = '') { - $mimes = array( - 'hqx' => 'application/mac-binhex40', - 'cpt' => 'application/mac-compactpro', - 'doc' => 'application/msword', - 'bin' => 'application/macbinary', - 'dms' => 'application/octet-stream', - 'lha' => 'application/octet-stream', - 'lzh' => 'application/octet-stream', - 'exe' => 'application/octet-stream', - 'class' => 'application/octet-stream', - 'psd' => 'application/octet-stream', - 'so' => 'application/octet-stream', - 'sea' => 'application/octet-stream', - 'dll' => 'application/octet-stream', - 'oda' => 'application/oda', - 'pdf' => 'application/pdf', - 'ai' => 'application/postscript', - 'eps' => 'application/postscript', - 'ps' => 'application/postscript', - 'smi' => 'application/smil', - 'smil' => 'application/smil', - 'mif' => 'application/vnd.mif', - 'xls' => 'application/vnd.ms-excel', - 'ppt' => 'application/vnd.ms-powerpoint', - 'wbxml' => 'application/vnd.wap.wbxml', - 'wmlc' => 'application/vnd.wap.wmlc', - 'dcr' => 'application/x-director', - 'dir' => 'application/x-director', - 'dxr' => 'application/x-director', - 'dvi' => 'application/x-dvi', - 'gtar' => 'application/x-gtar', - 'php' => 'application/x-httpd-php', - 'php4' => 'application/x-httpd-php', - 'php3' => 'application/x-httpd-php', - 'phtml' => 'application/x-httpd-php', - 'phps' => 'application/x-httpd-php-source', - 'js' => 'application/x-javascript', - 'swf' => 'application/x-shockwave-flash', - 'sit' => 'application/x-stuffit', - 'tar' => 'application/x-tar', - 'tgz' => 'application/x-tar', - 'xhtml' => 'application/xhtml+xml', - 'xht' => 'application/xhtml+xml', - 'zip' => 'application/zip', - 'mid' => 'audio/midi', - 'midi' => 'audio/midi', - 'mpga' => 'audio/mpeg', - 'mp2' => 'audio/mpeg', - 'mp3' => 'audio/mpeg', - 'aif' => 'audio/x-aiff', - 'aiff' => 'audio/x-aiff', - 'aifc' => 'audio/x-aiff', - 'ram' => 'audio/x-pn-realaudio', - 'rm' => 'audio/x-pn-realaudio', - 'rpm' => 'audio/x-pn-realaudio-plugin', - 'ra' => 'audio/x-realaudio', - 'rv' => 'video/vnd.rn-realvideo', - 'wav' => 'audio/x-wav', - 'bmp' => 'image/bmp', - 'gif' => 'image/gif', - 'jpeg' => 'image/jpeg', - 'jpg' => 'image/jpeg', - 'jpe' => 'image/jpeg', - 'png' => 'image/png', - 'tiff' => 'image/tiff', - 'tif' => 'image/tiff', - 'css' => 'text/css', - 'html' => 'text/html', - 'htm' => 'text/html', - 'shtml' => 'text/html', - 'txt' => 'text/plain', - 'text' => 'text/plain', - 'log' => 'text/plain', - 'rtx' => 'text/richtext', - 'rtf' => 'text/rtf', - 'xml' => 'text/xml', - 'xsl' => 'text/xml', - 'mpeg' => 'video/mpeg', - 'mpg' => 'video/mpeg', - 'mpe' => 'video/mpeg', - 'qt' => 'video/quicktime', - 'mov' => 'video/quicktime', - 'avi' => 'video/x-msvideo', - 'movie' => 'video/x-sgi-movie', - 'doc' => 'application/msword', - 'word' => 'application/msword', - 'xl' => 'application/excel', - 'eml' => 'message/rfc822' - ); - - return isset($mimes[strtolower($ext)]) ? $mimes[strtolower($ext)] : 'application/x-unknown-content-type'; + static $mimes; + + $ext = strtolower($ext); + + if ( ! is_array($mimes)) + { + $mimes =& get_mimes(); + } + + if (isset($mimes[$ext])) + { + return is_array($mimes[$ext]) + ? current($mimes[$ext]) + : $mimes[$ext]; + } + + return 'application/x-unknown-content-type'; } } /* End of file Email.php */ -/* Location: ./system/libraries/Email.php */ +/* Location: ./system/libraries/Email.php */
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