<?php






/** 
 * $cid is the related content's cid, if applicable.
 * 
 * If there is supposed to be an attachment, it's contents should be in $attachments.  At the moment, this is only used by email.
 * 
 */
function notify_send_notification_to_user($user_id, $msg, $cid = 0, $content_type = "", $notification_type='default', $attachments = array()) {
  
  // TODO:  As a safety measure, if the user is getting TOO MANY notifications, we should throttle it.  Could be a hacking
  // attempt or something similar.
   
  
  $account = fp_load_user($user_id);
  $user_cwid = $account->cwid;
  // Let's find out what the user's default notification setting is.  Unless it's set to NONE, we will
  // use their email address.
  
  $method = "";
  
  $default_notification_method = @$account->settings['default_notification_method'];
  if ($default_notification_method == "") {
    $default_notification_method = "email";
  }
  
  if ($default_notification_method == "NONE") {
    // The user does not have a default method.  Therefor, we will not be notifying them about nothing.
    return;    
  }
  
  $method = $default_notification_method;
  
  $user_email = $account->email;
  $mobile_phone = @$account->attributes['mobile_phone'];

  $subject = t("FlightPath - Notification");


  $msg .= "<br><br>\n\n " . t("To change your notification options, visit your settings page in @name.", array("@name" => variable_get("system_name", "FlightPath")));



  if ($method == 'email') {
    notify_by_mail($user_email, $subject, $msg, $attachments);  
    notify_save_notification($user_id, $cid, $content_type, 'email', $user_email, $subject, $msg, $notification_type);
  }    
  if ($method == 'txt') {
    notify_by_sms($mobile_phone, $subject, $msg);
    notify_save_notification($user_id, $cid, $content_type, 'txt', $mobile_phone, $subject, $msg, $notification_type);    
  }
  
  if ($method == 'email_txt') {
    // Sending to both.
    notify_by_mail($user_email, $subject, $msg, $attachments);
    notify_save_notification($user_id, $cid, $content_type, 'email', $user_email, $subject, $msg, $notification_type);
    
    notify_by_sms($mobile_phone, $subject, $msg);
    notify_save_notification($user_id, $cid, $content_type, 'txt', $mobile_phone, $subject, $msg, $notification_type);
  }  
  
  
  
} // notify_send_notification_to_user



/**
 * Actually writes our notification to our notification_history table.
 */
function notify_save_notification($user_id, $cid = 0, $content_type = "", $method, $address_or_num, $subject, $msg, $type = 'default') {
  db_query("INSERT INTO notification_history (cid, content_type, to_user_id, notification_method, to_address, subject, msg, notification_type, submitted)
              VALUES (?,?,?,?,?,?,?,?,?) ", array($cid, $content_type, intval($user_id), $method, $address_or_num, $subject, $msg, $type, time()));

  return db_insert_id();
}





function notify_by_mail($email, $subject, $msg, $attachments = array()) {
  

  // We will assume the attachments is in "string" format, if present.
  $bool_attachment_string = FALSE;
  if (count($attachments) > 0) $bool_attachment_string = TRUE;
  
  fp_mail($email, $subject, $msg, TRUE, $attachments, $bool_attachment_string);  
}



function notify_by_sms($mobile_phone, $subject, $msg) {
  
  // The msg cannot have any HTML, since it's just a text message.
  $msg = filter_markup($msg, 'plain');
  $msg = str_replace("&amp;", "&", $msg);  // trouble HTML chars back into normal chars for SMS.
  
  engagements_send_sms_to_number($mobile_phone, $subject . "\n--\n" . $msg);
}