php轻量级框架CodeIgniter_1.7.3

<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 4.3.2 or newer * * @package CodeIgniter * @author ExpressionEngine Dev Team * @copyright Copyright (c) 2008 - 2010, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com * @since Version 1.0 * @filesource */ // ------------------------------------------------------------------------ /** * CodeIgniter Email Class * * Permits email to be sent using Mail, Sendmail, or SMTP. * * @package CodeIgniter * @subpackage Libraries * @category Libraries * @author ExpressionEngine 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 $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, // 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 $_priorities = array('1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)'); /** * Constructor - Sets Email Preferences * * The constructor can be passed an array of config values */ function CI_Email($config = array()) { if (count($config) > 0) { $this->initialize($config); } else { $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE; $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE; } log_message('debug', "Email Class Initialized"); } // -------------------------------------------------------------------- /** * Initialize preferences * * @access public * @param array * @return void */ function initialize($config = array()) { $this->clear(); foreach ($config as $key => $val) { if (isset($this->$key)) { $method = 'set_'.$key; if (method_exists($this, $method)) { $this->$method($val); } else { $this->$key = $val; } } } $this->_smtp_auth = ($this->smtp_user == '' AND $this->smtp_pass == '') ? FALSE : TRUE; $this->_safe_mode = ((boolean)@ini_get("safe_mode") === FALSE) ? FALSE : TRUE; } // -------------------------------------------------------------------- /** * Initialize the Email Data * * @access public * @return void */ function clear($clear_attachments = FALSE) { $this->_subject = ""; $this->_body = ""; $this->_finalbody = ""; $this->_header_str = ""; $this->_replyto_flag = FALSE; $this->_recipients = array(); $this->_headers = array(); $this->_debug_msg = array(); $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(); $this->_attach_disp = array(); } } // -------------------------------------------------------------------- /** * Set FROM * * @access public * @param string * @param string * @return void */ function from($from, $name = '') { if (preg_match( '/\<(.*)\>/', $from, $match)) { $from = $match['1']; } if ($this->validate) { $this->validate_email($this->_str_to_array($from)); } // prepare the display name if ($name != '') { // only use Q encoding if there are characters that would require it if ( ! preg_match('/[\200-\377]/', $name)) { // add slashes for non-printing characters, slashes, and double quotes, and surround it in double quotes $name = '"'.addcslashes($name, "\0..\37\177'\"\\").'"'; } else { $name = $this->_prep_q_encoding($name, TRUE); } } $this->_set_header('From', $name.' <'.$from.'>'); $this->_set_header('Return-Path', '<'.$from.'>'); } // -------------------------------------------------------------------- /** * Set Reply-to * * @access public * @param string * @param string * @return void */ function reply_to($replyto, $name = '') { if (preg_match( '/\<(.*)\>/', $replyto, $match)) { $replyto = $match['1']; } if ($this->validate) { $this->validate_email($this->_str_to_array($replyto)); } if ($name == '') { $name = $replyto; } if (strncmp($name, '"', 1) != 0) { $name = '"'.$name.'"'; } $this->_set_header('Reply-To', $name.' <'.$replyto.'>'); $this->_replyto_flag = TRUE; } // -------------------------------------------------------------------- /** * Set Recipients * * @access public * @param string * @return void */ function to($to) { $to = $this->_str_to_array($to); $to = $this->clean_email($to); if ($this->validate) { $this->validate_email($to); } if ($this->_get_protocol() != 'mail') { $this->_set_header('To', implode(", ", $to)); } switch ($this->_get_protocol()) { case 'smtp' : $this->_recipients = $to; break; case 'sendmail' : $this->_recipients = implode(", ", $to); break; case 'mail' : $this->_recipients = implode(", ", $to); break; } } // -------------------------------------------------------------------- /** * Set CC * * @access public * @param string * @return void */ function cc($cc) { $cc = $this->_str_to_array($cc); $cc = $this->clean_email($cc); if ($this->validate) { $this->validate_email($cc); } $this->_set_header('Cc', implode(", ", $cc)); if ($this->_get_protocol() == "smtp") { $this->_cc_array = $cc; } } // -------------------------------------------------------------------- /** * Set BCC * * @access public * @param string * @param string * @return void */ function bcc($bcc, $limit = '') { if ($limit != '' && is_numeric($limit)) { $this->bcc_batch_mode = TRUE; $this->bcc_batch_size = $limit; } $bcc = $this->_str_to_array($bcc); $bcc = $t