HotLunches/include/sendmail.php

<?php
include "smtp.php"; 

//
// Function to send the email
//
function SendEmail($recipient, $email_from, $email_subject,$email_message,
                   $from_name="", $to_name="",$attachments="", $email_bounce="") {
   // Get GLOBALS
   $smtp     = $GLOBALS["smtp"];
   $timezone = $GLOBALS['timezone'];


   if (isset($timezone) && strlen($timezone) > 0) date_default_timezone_set($timezone);


   // Initialize the SMTP handler
   if (!$smtp) {
      $smtp = new smtp_class;
      // $smtp->host_name = "rainforestwebservices.com";
      // $smtp->localhost = "localhost";
   }

   // Preprocess parameters
   $EmailSender   = htmlentities($email_from);
   $EmailSubject  = stripslashes($email_subject);
   // $EmailBody     = stripslashes(htmlentities($email_message));
   $EmailBody     = stripslashes($email_message);

   if($email_bounce == '') {
      $EmailBounce = htmlentities($email_from);
   } else {
      $EmailBounce = htmlentities($email_bounce);
   }

   // Setup the email to clause
   if ($to_name) {
      if (strpos($recipient, ',') === false) {
         $EmailTo = "\"$to_name\" <" . $recipient . ">";
      }
      else {
         $recipients = explode(",",$recipient);
         $EmailTo = "$to_name <" . $recipients[0] . ">";
         for ($i = 1; $i < count($recipients); $i++) {
            $EmailTo .= ", " . $recipients[$i];
         }
      }
   } else {
      if (strpos($recipient, ',') === false) {
         $EmailTo = "$recipient";
      }
      else {
         $recipients = explode(",",$recipient);
         $EmailTo = $recipients[0];
         for ($i = 1; $i < count($recipients); $i++) {
            $EmailTo .= ", " . $recipients[$i];
         }
      }
   }

   // Setup the email from clause
   if ($from_name) {
      $EmailFrom = "\"$from_name\" <$EmailSender>";
   } else {
      $EmailFrom = htmlentities($email_from);
   }

   $EmailDate = date("D, d M Y H:i:s O",time());

   // Prepare to send the email
   $set = array("From: $EmailFrom",
                "Reply-To: $EmailFrom",
                "To: $EmailTo",
                "Date: $EmailDate",
                "Subject: $EmailSubject");
  
   $bodyLength = strlen($EmailBody);
   $strippedLength = strlen(strip_tags($EmailBody));   
   if ($bodyLength > $strippedLength) {
      $isHtml = 1;
      $EmailBody = preg_replace("#.*<html>#i","",$EmailBody);
      $EmailBody = preg_replace("#</html>#i","",$EmailBody);

      $TextMsg = preg_replace("#.*<body#i","<body",$EmailBody);
      $TextMsg = preg_replace("#<br>#i","\n",$TextMsg);
      $TextMsg = preg_replace("#<br>#i","\n",$TextMsg);
      $TextMsg = preg_replace("#</p>#i","\n",$TextMsg);
      $TextMsg = strip_tags($TextMsg);
      $TextMsg = ltrim($TextMsg);
      $TextMsg = htmlspecialchars_decode($TextMsg,ENT_QUOTES);
      $TextMsg = str_replace("&nbsp;",' ',$TextMsg);
   }
   else {
      $isHtml = 0;
   }
   
   // Now send the email
   // $rec = array($recipient);
   $rec = explode(",",$recipient);
   $EmailBody = str_replace("&quot;",'"',$EmailBody);

   // Add in any attachments
   if (is_array($attachments) && count($attachments) > 0) {
      $parts = array();
     
      // Add message body
      if ($isHtml) {
         $htmlboundary = md5(uniqid(time())) . "_htmlalt";

         $parts[] = "Content-Type: multipart/alternative; boundary=\"$htmlboundary\"\n\n" .
                    "--" . $htmlboundary . "\n" .
                    "Content-Transfer-Encoding: 8bit\n" .
                    "Content-Type: text/plain; charset=UTF-8\n\n" .
                    $TextMsg . "\n" .
                    "--" . $htmlboundary . "\n" .
                    "Content-Transfer-Encoding: 8bit\n" .
                    "Content-Type: text/html; charset=UTF-8\n\n" .
                    "<html>" . $EmailBody . "</html>\n" .
                    "--" . $htmlboundary . "--\n";
      }
      else {
         $parts[] = "Content-Transfer-Encoding: binary\r\n" .
                    "Content-Type: text/plain; charset=UTF-8\r\n" .
                    "\r\n" . $EmailBody;
      }

      // Add each attachment
      foreach ($attachments as $attach_name => $attach_data) {
         $parts[] = "Content-Transfer-Encoding: base64\r\n" .
                    "Content-Type: application/unknown; name=\"$attach_name\"\r\n" .
                    "Content-Disposition: attachment; filename=\"$attach_name\"\r\n" .
                    "\r\n" . trim(chunk_split(base64_encode($attach_data)));
      }

      $boundary = md5(uniqid(time()));

      // Build the complete message
      $EmailBody = join("\r\n\r\n--{$boundary}\r\n", $parts);
      $EmailBody = "--{$boundary}\r\n{$EmailBody}\r\n\r\n--{$boundary}--\r\n";
      $set[] = "Content-Type: multipart/mixed; boundary=\"$boundary\"";
      $set[] = "MIME-Version: 1.0";
   }
   else {
      if ($isHtml) {
         $htmlboundary = md5(uniqid(time())) . "_htmlalt";
         $set[] = "MIME-version: 1.0";
         $set[] = "Content-Type: multipart/alternative; boundary=\"$htmlboundary\"";
         $EmailBody = "--" . $htmlboundary . "\n" .
                      "Content-Transfer-Encoding: 8bit\n" .
                      "Content-Type: text/plain; charset=UTF-8\n\n" .
                      $TextMsg . "\n" .
                      "--" . $htmlboundary . "\n" .
                      "Content-Transfer-Encoding: 8bit\n" .
                      "Content-Type: text/html; charset=UTF-8\n\n" .
                      "<html>" . $EmailBody . "</html>\n" .
                      "--" . $htmlboundary . "--\n";
      }
   }

   $result = $smtp->SendMessage($EmailBounce, $rec, $set, $EmailBody);

   if (!$result) {
      sleep(1);
      $result = $smtp->SendMessage($EmailBounce, $rec, $set, $EmailBody);
      if (!$result) {
         sleep(2);
         $result = $smtp->SendMessage($EmailBounce, $rec, $set, $EmailBody);
      }
   }

   if (!$result) $GLOBALS['error_message'] = $smtp->error . " - $recipient";

   return($result);
}

?>