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subscribe.php
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<?php
ini_set('display_errors', 0);
include('includes/config.php');
include('includes/helpers/locale.php');
//--------------------------------------------------------------//
function dbConnect() { //Connect to database
//--------------------------------------------------------------//
// Access global variables
global $mysqli;
global $dbHost;
global $dbUser;
global $dbPass;
global $dbName;
global $dbPort;
// Attempt to connect to database server
if(isset($dbPort)) $mysqli = new mysqli($dbHost, $dbUser, $dbPass, $dbName, $dbPort);
else $mysqli = new mysqli($dbHost, $dbUser, $dbPass, $dbName);
// If connection failed...
if ($mysqli->connect_error) {
fail("<!DOCTYPE html><html><head><meta http-equiv=\"Content-Type\" content=\"text/html;charset=utf-8\"/><link rel=\"Shortcut Icon\" type=\"image/ico\" href=\"/img/favicon.png\"><title>"._('Can\'t connect to database')."</title></head><style type=\"text/css\">body{background: #ffffff;font-family: Helvetica, Arial;}#wrapper{background: #f2f2f2;width: 300px;height: 110px;margin: -140px 0 0 -150px;position: absolute;top: 50%;left: 50%;-webkit-border-radius: 5px;-moz-border-radius: 5px;border-radius: 5px;}p{text-align: center;line-height: 18px;font-size: 12px;padding: 0 30px;}h2{font-weight: normal;text-align: center;font-size: 20px;}a{color: #000;}a:hover{text-decoration: none;}</style><body><div id=\"wrapper\"><p><h2>"._('Can\'t connect to database')."</h2></p><p>"._('There is a problem connecting to the database. Please try again later.')."</p></div></body></html>");
}
global $charset; mysqli_set_charset($mysqli, isset($charset) ? $charset : "utf8");
return $mysqli;
}
//--------------------------------------------------------------//
function fail($errorMsg) { //Database connection fails
//--------------------------------------------------------------//
echo $errorMsg;
exit;
}
// connect to database
dbConnect();
?>
<?php
include_once('includes/helpers/short.php');
//vars
$time = time();
$join_date = round(time()/60)*60;
$already_subscribed = false;
$feedback = '';
//get variable
if(isset($_GET['i']))
{
$i = mysqli_real_escape_string($mysqli, $_GET['i']);
$i_array = explode('/', $i);
$email = trim($i_array[0]);
$email = str_replace(" ", "+", $email);
$email = str_replace("%20", "+", $email);
$list_id = short($i_array[1], true);
if(array_key_exists(2, $i_array)) $name = $i_array[2];
if(array_key_exists(3, $i_array)) $return_boolean = $i_array[3];
else $return_boolean = '';
//Set language
$q = 'SELECT login.language FROM lists, login WHERE lists.id = '.$list_id.' AND login.app = lists.app';
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0) while($row = mysqli_fetch_array($r)) $language = $row['language'];
set_locale($language);
//check if email needs to be decrypted
$validator = new EmailAddressValidator;
if (!$validator->check_email_address($email)) $email = short($email, true);
//check if email is valid
$validator = new EmailAddressValidator;
if ($validator->check_email_address($email)) {}
else
{
if($return_boolean=='true')
{
echo 'Invalid email address.';
exit;
}
else
$feedback = _('Email address is invalid.');
}
}
else if(isset($_POST['email']))//email posted from subscribe form or API
{
//parameters
$email = mysqli_real_escape_string($mysqli, trim($_POST['email'])); //compulsory
$name = strip_tags(mysqli_real_escape_string($mysqli, $_POST['name'])); //optional
$list_id = strip_tags(short(mysqli_real_escape_string($mysqli, $_POST['list']), true)); //compulsory
$return_boolean = strip_tags(mysqli_real_escape_string($mysqli, $_POST['boolean'])); //compulsory
$ignore_opt_in = strip_tags(mysqli_real_escape_string($mysqli, $_POST['ignore_opt_in'])); //optional
//Set language
$q = 'SELECT login.language FROM lists, login WHERE lists.id = '.$list_id.' AND login.app = lists.app';
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0) while($row = mysqli_fetch_array($r)) $language = $row['language'];
set_locale($language);
//check if no data passed
if($email=='' || $list_id=='')
{
if($return_boolean=='true')
{
echo 'Some fields are missing.';
exit;
}
else
$feedback = _('Some fields are missing.');
}
else
{
//check if email is valid
$validator = new EmailAddressValidator;
if ($validator->check_email_address($email)) {}
else
{
if($return_boolean=='true')
{
echo 'Invalid email address.';
exit;
}
else
$feedback = _('Email address is invalid.');
}
}
}
else if($_GET['i']=='')
{
exit;
}
if($feedback!=_('Some fields are missing.') && $feedback!=_('Email address is invalid.'))
{
//check if list is double opt in
$q = 'SELECT opt_in, subscribed_url, thankyou, thankyou_subject, thankyou_message, custom_fields FROM lists WHERE id = '.$list_id;
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0)
{
while($row = mysqli_fetch_array($r))
{
$opt_in = $row['opt_in'];
$subscribed_url = $row['subscribed_url'];
$thankyou = $row['thankyou'];
$thankyou_subject = stripslashes($row['thankyou_subject']);
$thankyou_message = stripslashes($row['thankyou_message']);
$custom_fields = $row['custom_fields'];
}
if( isset($ignore_opt_in) && ($ignore_opt_in == 'true') )
{
$opt_in = 0;
}
//get custom fields list and format it for db insert
$cf_vals = '';
$custom_fields_array = explode('%s%', $custom_fields);
foreach($custom_fields_array as $cf)
{
$cf_array = explode(':', $cf);
foreach ($_POST as $key => $value)
{
//if custom field matches POST data but IS NOT name, email, list or submit
if(str_replace(' ', '', $cf_array[0])==$key && ($key!='name' && $key!='email' && $key!='list' && $key!='submit'))
{
//if custom field format is Date
if($cf_array[1]=='Date')
{
$date_value1 = strtotime($value);
$date_value2 = strftime("%b %d, %Y 12am", $date_value1);
$value = strtotime($date_value2);
$cf_vals .= $value;
}
//else if custom field format is Text
else
$cf_vals .= addslashes($value);
}
}
$cf_vals .= '%s%';
}
}
//check if user is in this list
$q = 'SELECT id, userID, custom_fields, unsubscribed, confirmed FROM subscribers WHERE email = "'.$email.'" AND list = '.$list_id;
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0)
{
while($row = mysqli_fetch_array($r))
{
$subscriber_id = $row['id'];
$userID = $row['userID'];
$custom_values = $row['custom_fields'];
$unsubscribed = $row['unsubscribed'];
$confirmed = $row['confirmed'];
}
//get custom fields values
$j = 0;
$cf_value = '';
$custom_values_array = explode('%s%', $custom_values);
foreach($custom_fields_array as $cf_fields)
{
$k = 0;
$cf_fields_array = explode(':', $cf_fields);
foreach ($_POST as $key => $value)
{
//if custom field matches POST data but IS NOT name, email, list or submit
if(str_replace(' ', '', $cf_fields_array[0])==$key && ($key!='name' && $key!='email' && $key!='list' && $key!='submit'))
{
//if user left field empty
if($value=='')
{
$cf_value .= '';
}
else
{
//if custom field format is Date
if($cf_fields_array[1]=='Date')
{
$date_value1 = strtotime($value);
$date_value2 = strftime("%b %d, %Y 12am", $date_value1);
$value = strtotime($date_value2);
$cf_value .= $value;
}
//else if custom field format is Text
else
$cf_value .= strip_tags($value);
}
}
else
{
$k++;
}
}
if(count($_POST)==$k) $cf_value .= $custom_values_array[$j];
$cf_value .= '%s%';
$j++;
}
//if so, update subscriber
if($opt_in)
{
if(!isset($_POST['name']))
$q = 'UPDATE subscribers SET unsubscribed = 0, last_campaign = NULL, timestamp = '.$time.', confirmed = '.$confirmed.', custom_fields = "'.substr($cf_value, 0, -3).'" WHERE email = "'.$email.'" AND list = '.$list_id;
else
$q = 'UPDATE subscribers SET unsubscribed = 0, last_campaign = NULL, timestamp = '.$time.', confirmed = '.$confirmed.', name = "'.$name.'", custom_fields = "'.substr($cf_value, 0, -3).'" WHERE email = "'.$email.'" AND list = '.$list_id;
}
else
{
if(!isset($_POST['name']))
$q = 'UPDATE subscribers SET unsubscribed = 0, last_campaign = NULL, timestamp = '.$time.', confirmed = 1, custom_fields = "'.substr($cf_value, 0, -3).'" WHERE email = "'.$email.'" AND list = '.$list_id;
else
$q = 'UPDATE subscribers SET unsubscribed = 0, last_campaign = NULL, timestamp = '.$time.', confirmed = 1, name = "'.$name.'", custom_fields = "'.substr($cf_value, 0, -3).'" WHERE email = "'.$email.'" AND list = '.$list_id;
}
$r = mysqli_query($mysqli, $q);
if ($r)
{
if(!$unsubscribed && $confirmed) $already_subscribed = true;
if(!$already_subscribed)
{
if($opt_in && $confirmed!=1)
$feedback = '<span style="font-size: 20px;padding:10px;float:left;margin-top:-18px;">'._('Thank you, a confirmation email has been sent to you.').'</span>';
else
$feedback = _('You\'re subscribed!');
}
else
{
if($return_boolean=='true')
{
echo 'Already subscribed.';
exit;
}
else
{
if($confirmed==0)
$feedback = '<span style="font-size: 20px;padding:10px;float:left;margin-top:-18px;">'._('A confirmation email has already been sent to you.').'</span>';
else
$feedback = _('You\'re already subscribed!');
}
}
}
}
else
{
$q = 'SELECT userID FROM lists WHERE id = '.$list_id;
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0)
{
while($row = mysqli_fetch_array($r)) $userID = stripslashes($row['userID']);
//if not, insert user into list
if($opt_in) //if double opt in,
$q = 'INSERT INTO subscribers (userID, email, name, custom_fields, list, timestamp, confirmed) VALUES ('.$userID.', "'.$email.'", "'.$name.'", "'.substr($cf_vals, 0, -3).'", '.$list_id.', '.$time.', 0)';
else
$q = 'INSERT INTO subscribers (userID, email, name, custom_fields, list, timestamp, join_date) VALUES ('.$userID.', "'.$email.'", "'.$name.'", "'.substr($cf_vals, 0, -3).'", '.$list_id.', '.$time.', '.$join_date.')';
$r = mysqli_query($mysqli, $q);
if ($r){
if($opt_in)
$feedback = '<span style="font-size: 20px;padding:10px;float:left;margin-top:-18px;">'._('Thank you, a confirmation email has been sent to you.').'</span>';
else
$feedback = _('You\'re subscribed!');
}
$subscriber_id = mysqli_insert_id($mysqli);
}
else
{
echo 'Invalid list ID.';
exit;
}
}
if(!$already_subscribed)
{
//get AWS creds
$q = 'SELECT s3_key, s3_secret FROM login WHERE id = '.$userID;
$r = mysqli_query($mysqli, $q);
if ($r)
{
while($row = mysqli_fetch_array($r))
{
$s3_key = $row['s3_key'];
$s3_secret = $row['s3_secret'];
}
}
//get from name and from email
$q2 = 'SELECT app FROM lists WHERE id = '.$list_id;
$r2 = mysqli_query($mysqli, $q2);
if ($r2)
{
while($row = mysqli_fetch_array($r2))
{
$app = $row['app'];
}
$q3 = 'SELECT from_name, from_email, reply_to, smtp_host, smtp_port, smtp_ssl, smtp_username, smtp_password, allocated_quota FROM apps WHERE id = '.$app;
$r3 = mysqli_query($mysqli, $q3);
if ($r3)
{
while($row = mysqli_fetch_array($r3))
{
$from_name = $row['from_name'];
$from_email = $row['from_email'];
$reply_to = $row['reply_to'];
$smtp_host = $row['smtp_host'];
$smtp_port = $row['smtp_port'];
$smtp_ssl = $row['smtp_ssl'];
$smtp_username = $row['smtp_username'];
$smtp_password = $row['smtp_password'];
$allocated_quota = $row['allocated_quota'];
}
}
}
//send confirmation email if list is double opt in
if($opt_in && $confirmed!=1)
{
$confirmation_link = APP_PATH.'/confirm?e='.short($subscriber_id).'&l='.short($list_id);
$q = 'SELECT confirmation_subject, confirmation_email FROM lists WHERE id = '.$list_id;
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0)
{
while($row = mysqli_fetch_array($r))
{
$confirmation_subject = stripslashes($row['confirmation_subject']);
$confirmation_email = stripslashes($row['confirmation_email']);
}
}
if($confirmation_subject=='')
$confirmation_subject = _('Confirm your subscription to').' '.$from_name;
if(strlen(trim(preg_replace('/\xc2\xa0/',' ', $confirmation_email))) == 0 || trim($confirmation_email)=='<p><br></p>' || $output = trim(str_replace(array("\r\n", "\r", "\n", " "), '', $confirmation_email))=="<html><head><title></title></head><body></body></html>")
$confirmation_email = '<p>'._('Hi!').'</p>
<p>'._('Thanks for subscribing to our email list.').'</p>
<p>'._('Please confirm your subscription by clicking the link below').':</p>
<p>'._('Confirm').': '.$confirmation_link.'</p>
<p>'._('Thank you').',<br/>
'.$from_name.'</p>';
else
$confirmation_email = str_replace('[confirmation_link]', $confirmation_link, $confirmation_email);
include('includes/helpers/class.phpmailer.php');
$mail = new PHPMailer();
if($s3_key!='' && $s3_secret!='')
{
$mail->IsAmazonSES();
$mail->AddAmazonSESKey($s3_key, $s3_secret);
}
else if($smtp_host!='' && $smtp_port!='' && $smtp_ssl!='' && $smtp_username!='' && $smtp_password!='')
{
$mail->IsSMTP();
$mail->SMTPDebug = 0;
$mail->SMTPAuth = true;
$mail->SMTPSecure = $smtp_ssl;
$mail->Host = $smtp_host;
$mail->Port = $smtp_port;
$mail->Username = $smtp_username;
$mail->Password = $smtp_password;
}
$mail->CharSet = "UTF-8";
$mail->From = $from_email;
$mail->FromName = $from_name;
$mail->Subject = $confirmation_subject;
$mail->MsgHTML($confirmation_email);
$mail->AddAddress($email, '');
$mail->AddReplyTo($reply_to, $from_name);
$mail->Send();
//Update quota if a monthly limit was set
if($allocated_quota!=-1)
{
//if so, update quota
$q4 = 'UPDATE apps SET current_quota = current_quota+1 WHERE id = '.$app;
mysqli_query($mysqli, $q4);
}
}
else //if single opt in, check if we need to send a thank you email
{
if($thankyou && $confirmed!=1)
{
include('includes/helpers/class.phpmailer.php');
$mail = new PHPMailer();
if($s3_key!='' && $s3_secret!='')
{
$mail->IsAmazonSES();
$mail->AddAmazonSESKey($s3_key, $s3_secret);
}
else if($smtp_host!='' && $smtp_port!='' && $smtp_ssl!='' && $smtp_username!='' && $smtp_password!='')
{
$mail->IsSMTP();
$mail->SMTPDebug = 0;
$mail->SMTPAuth = true;
$mail->SMTPSecure = $smtp_ssl;
$mail->Host = $smtp_host;
$mail->Port = $smtp_port;
$mail->Username = $smtp_username;
$mail->Password = $smtp_password;
}
$mail->CharSet = "UTF-8";
$mail->From = $from_email;
$mail->FromName = $from_name;
$mail->Subject = $thankyou_subject;
$mail->AltBody = '';
$mail->MsgHTML($thankyou_message);
$mail->AddAddress($email, '');
$mail->AddReplyTo($reply_to, $from_name);
$mail->Send();
//Update quota if a monthly limit was set
if($allocated_quota!=-1)
{
//if so, update quota
$q4 = 'UPDATE apps SET current_quota = current_quota+1 WHERE id = '.$app;
mysqli_query($mysqli, $q4);
}
}
}
}
}
if($return_boolean=='true'):
echo true;
exit;
else:
//if user sets a redirection URL
if($subscribed_url != ''):
$subscribed_url = str_replace('%e', $email, $subscribed_url);
$subscribed_url = str_replace('%l', short($list_id), $subscribed_url);
header("Location: ".$subscribed_url);
else:
?>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="Shortcut Icon" type="image/ico" href="<?php echo APP_PATH;?>/img/favicon.png">
<title><?php echo _('Subscribed');?></title>
</head>
<style type="text/css">
body{
background: #ffffff;
font-family: Helvetica, Arial;
}
#wrapper
{
background: #f2f2f2;
width: 300px;
height: 70px;
margin: -140px 0 0 -150px;
position: absolute;
top: 50%;
left: 50%;
-webkit-border-radius: 5px;
-moz-border-radius: 5px;
border-radius: 5px;
}
p{
text-align: center;
}
h2{
font-weight: normal;
text-align: center;
}
a{
color: #000;
}
a:hover{
text-decoration: none;
}
</style>
<body>
<div id="wrapper">
<h2><?php echo $feedback;?></h2>
</div>
</body>
</html>
<?php endif;?>
<?php endif;?>