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/hsphere/local/home/c251266/sunsetvines.com/www.sunsetvines.com/sunsetvines/current/vendor/creovel/classes/mailer.php (10.404 KB)
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<?php
/**
* Emailer class.
*
* @todo
* - auto-load attachments
* - smtp support
* - receiving emails
*/
class mailer {
/**
* Private class properties.
*
* @author Nesbert Hidalgo
* @access private
*/
private $_attachments;
private $_content;
private $_content_type = 'text/plain';
private $_content_transfer_encoding = '7bit';
private $_mailer_name;
private $_message_boundary;
private $_mime_boundary;
private $_header;
private $_send_on_close = false;
/**
* Public class properties.
*
* @author Nesbert Hidalgo
* @access private
*/
public $delivery_method = 'sendmail';
public $bcc;
public $cc;
public $charset = 'utf-8';
public $from;
public $reply_to;
public $headers;
public $recipients;
public $sent_on;
public $subject;
public $body;
public $text;
public $html;
/**
* Construct set message boundaries on load
*
* @author Nesbert Hidalgo
* @access public
*/
public function __construct()
{
//echo 'mailer start<br />';
// set message boundaries
$this->_mailer_name = get_class($this);
$this->_message_boundary = uniqid(rand(), true);
$this->_mime_boundary = uniqid(rand(), true);
}
/**
* Destruct send email if $_send_on_close is true
*
* @author Nesbert Hidalgo
* @access public
*/
public function __destruct()
{
if ( $this->_send_on_close ) $this->send();
}
/**
* Magic functions.
*
* @author Nesbert Hidalgo
* @access public
* @param string $method required
* @param array $args required
*/
public function __call($method, $args)
{
switch ( true ) {
case preg_match('/^create_(.+)$/', $method, $regs):
case preg_match('/^deliver_(.+)$/', $method, $regs):
$this->_action = $regs[1];
// set/call controller & action and pass arguments to child mailer class
$this->_call_action($args);
// if deliver_XXX send message
if ( preg_match('/^deliver_(.+)$/', $method) ) $this->_send_on_close = true;
break;
default:
$_ENV['error']->add("Undefined action '{$method}' in <strong>{$this->_mailer_name}</strong>");
break;
}
}
/**
* Sets $_controller & $_action and call child method
*
* @author Nesbert Hidalgo
* @access private
* @param array $args required
*/
private function _call_action($args)
{
if ( method_exists($this, $this->_action) ) {
call_user_func_array(array($this, $this->_action), $args);
} else {
$_ENV['error']->add("Undefined action '{$this->_action}' in <strong>{$this->_mailer_name}</strong>");
}
}
/**
* Checks if content type is 'text/plain'
*
* @author Nesbert Hidalgo
* @access private
* @return bool
*/
private function _is_plain_text()
{
return ( ($this->_content_type == 'text/plain') && !$this->html ? true : false );
}
/**
* Creates header of the message and loads it into $_header
*
* @author Nesbert Hidalgo
* @access private
* @return string
*/
private function _get_headers()
{
$this->_header = "";
$this->_header .= $this->from ? "From: ".$this->_get_email_address($this->from)."\n" : "";
$this->_header .= $this->reply_to ? "Reply-To: ".$this->_get_email_address($this->reply_to)."\n" : "";
$this->_header .= $this->cc ? "Cc: ".$this->_get_email_address($this->cc)."\n" : "";
$this->_header .= $this->bcc ? "Bcc: ".$this->_get_email_address($this->bcc)."\n" : "";
$this->_header .= "Date: ".( $this->sent_on ? $this->sent_on : date("r") )."\n";
if ( $this->_has_attachments() ) {
$this->_header .= 'MIME-Version: 1.0'."\n";
$this->_header .= 'Content-Type: multipart/mixed; boundary="'.$this->_mime_boundary.'"'."\n";
$this->_header .= "--{$this->mime_boundary}"."\n";
}
if ( !$this->_is_plain_text() ) {
$this->_header .= 'Content-Type: multipart/alternative; boundary="'.$this->_message_boundary.'"'."\n";
}
return $this->_header;
}
/**
* Creates body of the message and loads it into $_content
*
* @author Nesbert Hidalgo
* @access private
* @return string
*/
private function _get_content()
{
// intialize content string
$this->_content = '';
if ( $this->_is_plain_text() ) {
$this->_content = $this->_get_text();
} else {
// add text verison to message
$this->_content .= "--{$this->_message_boundary}\n";
$this->_content .= "Content-Type: text/plain; charset={$this->charset}\n";
$this->_content .= "Content-Transfer-Encoding: {$this->content_transfer_encoding}\n";
$this->_content .= "Content-Disposition: inline\n\n";
$this->_content .= $this->_get_text();
$this->_content .= "\n\n";
// add html verison to message
$this->_content .= "--{$this->_message_boundary}\n";
$this->_content .= "Content-Type: text/html; charset={$this->charset}\n";
$this->_content .= "Content-Transfer-Encoding: {$this->content_transfer_encoding}\n";
$this->_content .= "Content-Disposition: inline\n\n";
$this->_content .= $this->_get_html();
}
// get attachments string
if ( $this->_has_attachments() ) $this->_content .= $this->_get_attachments_str();
return $this->_content;
}
/*
* http://us3.php.net/manual/en/function.include.php
* Example 16-11. Using output buffering to include a PHP file into a string
*/
private function _get_include_contents($filename)
{
if ( is_file($filename) ) {
ob_start();
include $filename;
$contents = ob_get_contents();
ob_end_clean();
return $contents;
}
return false;
}
/**
* Gets the view content for message
*
* @author Nesbert Hidalgo
* @access private
* @param string $str required
* @return string
*/
private function _get_view()
{
return $this->_get_include_contents(VIEWS_PATH.$this->_mailer_name.DS.$this->_action.'.php');
}
/**
* Get text verison of message and remove all html tags from a string
*
* @author Nesbert Hidalgo
* @access private
* @param string $str required
* @return string
*/
private function _get_text()
{
return strip_tags( $this->text ? $this->text : $this->_get_view() );
}
/**
* Get html verison of message
*
* @author Nesbert Hidalgo
* @access private
* @param string $str required
* @return string
*/
private function _get_html()
{
return $this->_get_view();
}
/**
* Formats email address properties into a string
*
* @author Nesbert Hidalgo
* @access private
* @access mixed $email_address required
* @return string
*/
private function _get_email_address($email_address)
{
return ( is_array($email_address) ? implode(',', $email_address) : $email_address );
}
/**
* Returns email subject
*
* @author Nesbert Hidalgo
* @access private
* @return string
*/
private function _get_subject()
{
return str_replace("\n", '', $this->subject);
}
/**
* Sets email content type ['text/plain', 'text/html']
*
* @author Nesbert Hidalgo
* @access public
* @param string $type optional
* @return string $type
*/
public function set_content_type($type = 'text/plain')
{
return $this->_content_type = $type;
}
/**
* Sets email content transfer encoding
*
* @author Nesbert Hidalgo
* @access public
* @param string $encoding optional
* @return string $encoding
*/
public function set_content_transfer_encoding($encoding = '7bit')
{
return $this->_content_transfer_encoding = $encoding;
}
/**
* Encodes the current email message into a string
*
* @author Nesbert Hidalgo
* @access public
* @return string
*/
public function encoded()
{
$return = "To: ".$this->_get_email_address($this->recipients)."\n";
$return .= "Subject: ".$this->_get_subject()."\n";
return $return.$this->_get_headers().$this->_get_content();
}
/**
* Sends the current email message. Returns true on success.
*
* @author Nesbert Hidalgo
* @access public
* @return bool
*/
public function send()
{
switch ( true ) {
case ( $this->delivery_method == 'smtp' ):
return false;
break;
case ( $this->delivery_method == 'sendmail' ):
if ( mail($this->_get_email_address($this->recipients), $this->_get_subject(), $this->_get_content(), $this->_get_headers()) ) {
return true;
} else {
return false;
}
break;
case ( $this->delivery_method == 'test' ):
return true;
break;
default:
return false;
break;
}
}
/**
* Alias to send(). Returns true on success.
*
* @author Nesbert Hidalgo
* @access public
* @return bool
*/
public function deliver()
{
return $this->send();
}
/* need to finish attachment support */
private function _has_attachments()
{
return ( count($this->_attachments) ? true : false );
}
private function _get_content_type($file_name)
{
return get_mime_type($file_name);
}
private function _get_transfer_encoding($file_name)
{
return 'base64';
}
private function _encode_attachment($file_path)
{
if ( file_exists($file_path) ) {
$file = fopen($file_path, 'r');
$attachment = fread($file, filesize($file_path));
$attachment = chunk_split(base64_encode($attachment));
fclose($file);
return $attachment;
} else {
return true;
}
}
private function _get_attachments_str()
{
if ( $this->_has_attachments() ) {
$return = "\n--{$this->message_boundary}--\n";
foreach ( $this->_attachments as $content_id => $attachment ) {
$return .= "\n--{$this->mime_boundary}\n";
$return .= "Content-Type: {$attachment[content_type]}; name={$attachment[file_name]}\n";
$return .= "Content-Transfer-Encoding: {$attachment[content_transfer_encoding]}\n";
$return .= "Content-ID: {$content_id}\n";
$return .= "Content-Disposition: attachment; filename=\"{$attachment[file_name]}\"\n\n";
$return .= $attachment['content_data'];
$return .= "\n\n";
}
return $return;
} else {
return false;
}
}
public function add_attachment($file_path, $content_type = null, $content_transfer_encoding = null)
{
$key = 'attachment'.count($this->_attachments);
$file_name = basename($file_path);
$this->_attachments[$key]['content_id'] = $key;
$this->_attachments[$key]['content_type'] = ( $content_type ? $content_type : $this->_get_content_type($file_name) );
$this->_attachments[$key]['content_transfer_encoding'] = ( $content_transfer_encoding ? $content_transfer_encoding : $this->_get_transfer_encoding($file_name) );
$this->_attachments[$key]['file_name'] = $file_name;
$this->_attachments[$key]['content_data'] = $this->_encode_attachment($file_path);
return $key;
}
}
?>
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