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l.php
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<?php
mysqli_report(MYSQLI_REPORT_OFF);
include('includes/config.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('includes/helpers/short.php');
//get variable
$i = mysqli_real_escape_string($mysqli, $_GET['i']);
$i_array = array();
$i_array = explode('/', $i);
//new encrytped string
if(count($i_array)==1)
{
$i_array = array();
$i_array = explode('/', decrypt_string($i));
$i_array[0] = encrypt_val($i_array[0]);
$i_array[1] = encrypt_val($i_array[1]);
$i_array[2] = encrypt_val($i_array[2]);
}
//Get all data
$userID = (int)mysqli_real_escape_string($mysqli, decrypt_int($i_array[0]));
$link_id = (int)mysqli_real_escape_string($mysqli, decrypt_int($i_array[1]));
$campaign_id = (int)mysqli_real_escape_string($mysqli, decrypt_int($i_array[2]));
$time = time();
$q = 'SELECT clicks, link, ares_emails_id FROM links WHERE id = '.$link_id;
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0)
{
while($row = mysqli_fetch_array($r))
{
$clicks = $row['clicks'];
$link = htmlspecialchars_decode($row['link']);
$ares_emails_id = $row['ares_emails_id'];
if($clicks=='')
$val = $userID;
else
{
$clicks .= ','.$userID;
$val = $clicks;
}
}
}
else
{
echo '<!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="'.APP_PATH.'/img/favicon.png"><title>'._('Link no longer exists').'</title></head><style type="text/css">body{background: #ffffff;font-family: Helvetica, Arial;}#wrapper{background: #ffffff; border: 1px solid #ededed; 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;}#top-pattern{margin-top: -8px;height: 8px;background: url("'.APP_PATH.'/img/top-pattern2.gif") repeat-x 0 0;background-size: auto 8px;}</style><body><div id="top-pattern"></div><div id="wrapper"><h2>'._('Link no longer exists').'</h2></div></body></html>';
exit;
}
//Set click
$q2 = 'UPDATE links SET clicks = "'.$val.'" WHERE id = '.$link_id;
$r2 = mysqli_query($mysqli, $q2);
if ($r2){}
//Set open
$q = $ares_emails_id=='' ? 'SELECT opens, app, links_tracking FROM campaigns WHERE id = '.$campaign_id : 'SELECT opens, links_tracking FROM ares_emails WHERE id = '.$campaign_id;
$opened = false;
$links_tracking = 2;
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0)
{
while($row = mysqli_fetch_array($r))
{
$opens = $row['opens'];
$links_tracking = $row['links_tracking'];
$app = $ares_emails_id=='' ? $row['opens'] : 0;
$opens_array = explode(',', $opens);
foreach($opens_array as $open)
{
$open_array = explode(':', $open);
$sid = $open_array[0];
if($sid == $userID) $opened = true;
}
}
}
if(!$opened)
{
if($ares_emails_id=='') file_get_contents_curl(APP_PATH.'/t/'.$i_array[2].'/'.$i_array[0]);
else file_get_contents_curl(APP_PATH.'/t/'.$i_array[2].'/'.$i_array[0].'/a');
}
//Update subscriber's timestamp
if($links_tracking!=2)
{
$q = 'UPDATE subscribers SET timestamp = "'.$time.'" WHERE id = '.$userID;
mysqli_query($mysqli, $q);
}
//tags for links
$q = 'SELECT subscribers.name, subscribers.email, subscribers.list, subscribers.custom_fields, lists.app FROM subscribers, lists WHERE subscribers.list = lists.id AND subscribers.id = '.$userID;
$r = mysqli_query($mysqli, $q);
if ($r && mysqli_num_rows($r) > 0)
{
while($row = mysqli_fetch_array($r))
{
$app = $row['app'];
$name = $row['name'];
$email = $row['email'];
$list_id = $row['list'];
$custom_values = $row['custom_fields'];
}
}
//Get custom domain
$q2 = 'SELECT custom_domain, custom_domain_protocol, custom_domain_enabled FROM apps WHERE id = '.$app;
$r2 = mysqli_query($mysqli, $q2);
if ($r2 && mysqli_num_rows($r2) > 0)
{
while($row = mysqli_fetch_array($r2))
{
$custom_domain = $row['custom_domain'];
$custom_domain_protocol = $row['custom_domain_protocol'];
$custom_domain_enabled = $row['custom_domain_enabled'];
if($custom_domain!='' && $custom_domain_enabled)
{
$parse = parse_url(APP_PATH);
$domain = $parse['host'];
$protocol = $parse['scheme'];
$app_path = str_replace($domain, $custom_domain, APP_PATH);
$app_path = str_replace($protocol, $custom_domain_protocol, $app_path);
}
else $app_path = APP_PATH;
}
}
preg_match_all('/\[([a-zA-Z0-9!#%^&*()+=$@._\-\:|\/?<>~`"\'\s]+),\s*fallback=/i', $link, $matches_var, PREG_PATTERN_ORDER);
preg_match_all('/,\s*fallback=([a-zA-Z0-9!,#%^&*()+=$@._\-\:|\/?<>~`"\'\s]*)\]/i', $link, $matches_val, PREG_PATTERN_ORDER);
preg_match_all('/(\[[a-zA-Z0-9!#%^&*()+=$@._\-\:|\/?<>~`"\'\s]+,\s*fallback=[a-zA-Z0-9!,#%^&*()+=$@._\-\:|\/?<>~`"\'\s]*\])/i', $link, $matches_all, PREG_PATTERN_ORDER);
preg_match_all('/\[([^\]]+),\s*fallback=/i', $link, $matches_var, PREG_PATTERN_ORDER);
preg_match_all('/,\s*fallback=([^\]]*)\]/i', $link, $matches_val, PREG_PATTERN_ORDER);
preg_match_all('/(\[[^\]]+,\s*fallback=[^\]]*\])/i', $link, $matches_all, PREG_PATTERN_ORDER);
$matches_var = $matches_var[1];
$matches_val = $matches_val[1];
$matches_all = $matches_all[1];
for($i=0;$i<count($matches_var);$i++)
{
$field = $matches_var[$i];
$fallback = $matches_val[$i];
$tag = $matches_all[$i];
//if tag is Name
if($field=='Name')
{
if($name=='')
$link = str_replace($tag, $fallback, $link);
else
$link = str_replace($tag, $name, $link);
}
else //if not 'Name', it's a custom field
{
//if subscriber has no custom fields, use fallback
if($custom_values=='')
$link = str_replace($tag, $fallback, $link);
//otherwise, replace custom field tag
else
{
$q5 = 'SELECT custom_fields FROM lists WHERE id = '.$list_id;
$r5 = mysqli_query($mysqli, $q5);
if ($r5)
{
while($row2 = mysqli_fetch_array($r5)) $custom_fields = $row2['custom_fields'];
$custom_fields_array = explode('%s%', $custom_fields);
$custom_values_array = explode('%s%', $custom_values);
$cf_count = count($custom_fields_array);
$k = 0;
for($j=0;$j<$cf_count;$j++)
{
$cf_array = explode(':', $custom_fields_array[$j]);
$key = str_replace(' ', '', $cf_array[0]);
//if tag matches a custom field
if($field==$key)
{
//if custom field is empty, use fallback
if($custom_values_array[$j]=='')
$link = str_replace($tag, $fallback, $link);
//otherwise, use the custom field value
else
{
//if custom field is of 'Date' type, format the date
if($cf_array[1]=='Date')
$link = str_replace($tag, date("D, M d, Y", $custom_values_array[$j]), $link);
//otherwise just replace tag with custom field value
else
$link = str_replace($tag, $custom_values_array[$j], $link);
}
}
else
$k++;
}
if($k==$cf_count)
$link = str_replace($tag, $fallback, $link);
}
}
}
}
//Email tag
$link = str_replace('[Email]', $email, $link);
$link = str_replace('[Name]', $name, $link);
//webversion and unsubscribe tags
if($ares_emails_id=='') //if link does not belong to an autoresponder campaign
{
$link = str_replace('[webversion]', $app_path.'/w/'.encrypt_val($userID).'/'.encrypt_val($list_id).'/'.encrypt_val($campaign_id), $link);
$link = str_replace('[unsubscribe]', $app_path.'/unsubscribe/'.encrypt_val($email).'/'.encrypt_val($list_id).'/'.encrypt_val($campaign_id), $link);
}
else
{
$link = str_replace('[webversion]', $app_path.'/w/'.encrypt_val($userID).'/'.encrypt_val($list_id).'/'.encrypt_val($campaign_id).'/a', $link);
$link = str_replace('[unsubscribe]', $app_path.'/unsubscribe/'.encrypt_val($email).'/'.encrypt_val($list_id).'/'.encrypt_val($campaign_id).'/a', $link);
}
//--------------------------------------------------------------//
function file_get_contents_curl($url)
//--------------------------------------------------------------//
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_TIMEOUT, 5);
$data = curl_exec($ch);
$response_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if($response_code!=200) return 'blocked';
else return $data;
}
//Prepare link for redirection
$link = stripos($link, 'http') === false ? 'http://'.$link : $link;
//Prevent search engine from indexing trackable links
header('X-Robots-Tag: none');
//redirect to link
header("Location: $link");
?>