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<?php
/*
Question2Answer by Gideon Greenspan and contributors
http://www.question2answer.org/
Description: Wrapper class for sending email notifications to users
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
More about this license: http://www.question2answer.org/license.php
*/
namespace Q2A\Notifications;
use Q2A\Exceptions\FatalErrorException;
use Q2A\Notifications\Mailer;
use PHPMailer;
class Email
{
private $email;
private $handle;
private function __construct($email, $handle)
{
require_once QA_INCLUDE_DIR . 'db/selects.php'; //required for qa_db_select_with_pending()
require_once QA_INCLUDE_DIR . 'app/options.php'; //required for qa_opt()
$this->email = $email;
$this->handle = $handle;
}
/**
* Factory method.
* @param type $userid
* @param type $email
* @param type $handle
* @return \self
* @throws FatalErrorException
*/
public static function createByUserID($userid, $email = '', $handle = '')
{
if (!(int)$userid) {
throw new FatalErrorException('User ID not specified in Notifications/Email/CreateByUserID.');
}
$needemail = !PHPMailer::validateAddress($email); // take from user if invalid
$needhandle = empty($handle);
if (QA_FINAL_EXTERNAL_USERS) {
if ($needhandle) {
$handles = qa_get_public_from_userids(array($userid));
$handle = isset($handles[$userid]) ? $handles[$userid] : '';
}
if ($needemail) {
$email = qa_get_user_email($userid);
}
} elseif ($needemail || $needhandle) {
$useraccount = qa_db_select_with_pending(
array(
'columns' => array('email', 'handle'),
'source' => '^users WHERE userid = #',
'arguments' => array($userid),
'single' => true,
)
);
if ($needhandle) {
$handle = $useraccount['handle'];
}
if ($needemail) {
$email = $useraccount['email'];
}
}
return new self($email, $handle);
}
/**
* Factory method.
* @param type $email
* @param type $handle
* @return \self
*/
public static function createByEmailAddress($email, $handle = '')
{
return new self($email, $handle);
}
public function sendMessage($subject, $body, $subs, $html = false)
{
$fullsubs = $this->buildSubs($subs);
$bodyPrefix = (empty($this->handle) ? '' : qa_lang_sub('emails/to_handle_prefix', $this->handle));
if (PHPMailer::validateAddress($this->email)) {
$mailer = new Mailer(array(
'fromemail' => qa_opt('from_email'),
'fromname' => qa_opt('site_title'),
'toemail' => $this->email,
'toname' => $this->handle,
'subject' => strtr($subject, $fullsubs),
'body' => $bodyPrefix . strtr($body, $fullsubs),
'html' => $html,
));
$send_status = $mailer->send();
if (!$send_status) {
error_log('PHP Question2Answer email send error: ' . $mailer->ErrorInfo);
}
return $send_status;
}
return false;
}
protected function buildSubs($subs)
{
$addsubs = array(
'^site_title' => qa_opt('site_title'),
'^site_url' => qa_opt('site_url'),
'^handle' => $this->handle,
'^email' => $this->email,
'^open' => "\n",
'^close' => "\n"
);
return array_merge($subs, $addsubs);
}
}