/**
* A function to fetch a cache entry.
*
* @param string $name The cache entry name
* @param bool $isHash Is $name a hash already or should hash be created from it?
* @param bool $expiryTime If null uses default expiry time (from config) but
* Determine how long cache is valid
* @return mixed False on error, or the cache content as a string
*/
function OA_Delivery_Cache_fetch($name, $isHash = false, $expiryTime = null)
{
$filename = OA_Delivery_Cache_buildFileName($name, $isHash);
$aCacheVar = OX_Delivery_Common_hook('cacheRetrieve', array($filename), $GLOBALS['_MAX']['CONF']['delivery']['cacheStorePlugin']);
if ($aCacheVar !== false) {
if ($aCacheVar['cache_name'] != $name) {
OX_Delivery_logMessage("Cache ERROR: {$name} != {$aCacheVar['cache_name']}", 7);
return false;
}
// The method used to implement cache expiry imposes two cache writes if the cache is
// expired and the database is available, but avoid the need to check for file existence
// and modification time.
if ($expiryTime === null) {
$expiryTime = $GLOBALS['OA_Delivery_Cache']['expiry'];
}
$now = MAX_commonGetTimeNow();
if (isset($aCacheVar['cache_time']) && $aCacheVar['cache_time'] + $expiryTime < $now || isset($aCacheVar['cache_expire']) && $aCacheVar['cache_expire'] < $now) {
// Update expiry, needed to enable permanent caching if needed
OA_Delivery_Cache_store($name, $aCacheVar['cache_contents'], $isHash);
OX_Delivery_logMessage("Cache EXPIRED: {$name}", 7);
return false;
}
OX_Delivery_logMessage("Cache HIT: {$name}", 7);
return $aCacheVar['cache_contents'];
}
OX_Delivery_logMessage("Cache MISS {$name}", 7);
return false;
}
/**
* The function to pass a query to a database link
*
* @param string $query The SQL query to execute
* @param string $database The database to use for this query
* (Must match the database section name in the conf file)
* @return resource|false The MySQL resource if the query suceeded
* or false on failure
*/
function OA_Dal_Delivery_query($query, $database = 'database')
{
// Connect to the database if necessary
$dbName = $database == 'rawDatabase' ? 'RAW_DB_LINK' : 'ADMIN_DB_LINK';
if (empty($GLOBALS['_MAX'][$dbName])) {
$GLOBALS['_MAX'][$dbName] = OA_Dal_Delivery_connect($database);
}
if (is_resource($GLOBALS['_MAX'][$dbName])) {
$result = @mysql_query($query, $GLOBALS['_MAX'][$dbName]);
if (!$result) {
OX_Delivery_logMessage('DB query error: ' . mysql_error(), 4);
OX_Delivery_logMessage(' - failing query: ' . $query, 5);
}
return $result;
} else {
return false;
}
}
function OA_Delivery_Cache_fetch($name, $isHash = false, $expiryTime = null)
{
$filename = OA_Delivery_Cache_buildFileName($name, $isHash);
$aCacheVar = OX_Delivery_Common_hook('cacheRetrieve', array($filename), $GLOBALS['_MAX']['CONF']['delivery']['cacheStorePlugin']);
if ($aCacheVar !== false) {
if ($aCacheVar['cache_name'] != $name) {
OX_Delivery_logMessage("Cache ERROR: {$name} != {$aCacheVar['cache_name']}", 7);
return false;
}
if ($expiryTime === null) {
$expiryTime = $GLOBALS['OA_Delivery_Cache']['expiry'];
}
$now = MAX_commonGetTimeNow();
if (isset($aCacheVar['cache_time']) && $aCacheVar['cache_time'] + $expiryTime < $now || isset($aCacheVar['cache_expire']) && $aCacheVar['cache_expire'] < $now) {
OA_Delivery_Cache_store($name, $aCacheVar['cache_contents'], $isHash);
OX_Delivery_logMessage("Cache EXPIRED: {$name}", 7);
return false;
}
OX_Delivery_logMessage("Cache HIT: {$name}", 7);
return $aCacheVar['cache_contents'];
}
OX_Delivery_logMessage("Cache MISS {$name}", 7);
return false;
}
function _adSelectDiscardNonMatchingAds(&$aAds, $aContext, $source, $richMedia)
{
if (empty($GLOBALS['_MAX']['CONF']['delivery']['aclsDirectSelection']) && !empty($GLOBALS['_MAX']['DIRECT_SELECTION'])) {
return;
}
foreach ($aAds as $adId => $aAd) {
OX_Delivery_logMessage('_adSelectDiscardNonMatchingAds: checking bannerid ' . $aAd['ad_id'], 7);
if (!_adSelectCheckCriteria($aAd, $aContext, $source, $richMedia)) {
OX_Delivery_logMessage('failed _adSelectCheckCriteria: bannerid ' . $aAd['ad_id'], 7);
unset($aAds[$adId]);
} else {
OX_Delivery_logMessage('passed _adSelectCheckCriteria: bannerid ' . $aAd['ad_id'], 7);
}
}
return;
}
/**
* This function implements the hook mechanism in the delivery engine
* It allows for a series of registered (stackable) hooks to be executed sequentially
* Or it allows a single
*
* @param string $hookName The name of the hook to be executed
* @param array $aParams An (optional) array of parameters to be passed to the component-hook(s)
* @param string $functionName Optional functionName to execute, if this is not passed in, then all components
* which are registered at this hook will be executed sequentially
* @return mixed If a functionName was passed in, then the return value from executing the
* function gets returned, otherwise (stackable hooks) true
*/
function OX_Delivery_Common_hook($hookName, $aParams = array(), $functionName = '')
{
$return = null;
// When a $functionname is passed in we use that function/component-identifier and execute the hook
if (!empty($functionName)) {
// Right now, we're allowing either a plain function to be executed, or a component-identifier
// we may remove the ability to pass a plain function in the future
$aParts = explode(':', $functionName);
if (count($aParts) === 3) {
$functionName = OX_Delivery_Common_getFunctionFromComponentIdentifier($functionName, $hookName);
}
if (function_exists($functionName)) {
$return = call_user_func_array($functionName, $aParams);
}
} else {
// When no $functionName is passed in, we execute all components which are registered for this hook
if (!empty($GLOBALS['_MAX']['CONF']['deliveryHooks'][$hookName])) {
$return = array();
$hooks = explode('|', $GLOBALS['_MAX']['CONF']['deliveryHooks'][$hookName]);
foreach ($hooks as $identifier) {
$functionName = OX_Delivery_Common_getFunctionFromComponentIdentifier($identifier, $hookName);
if (function_exists($functionName)) {
OX_Delivery_logMessage('calling on ' . $functionName, 7);
$return[$identifier] = call_user_func_array($functionName, $aParams);
}
}
}
}
return $return;
}
$conf = $GLOBALS['_MAX']['CONF'];
// Set this script's identifier (from the config file) in the global scope
$GLOBALS['_OA']['invocationType'] = array_search(basename($_SERVER['SCRIPT_FILENAME']), $conf['file']);
// Disable all notices and warnings,
// as some PAN code still generates PHP warnings in places
if (!empty($conf['debug']['production'])) {
error_reporting(E_ALL & ~(E_NOTICE | E_WARNING | E_DEPRECATED | E_STRICT));
} else {
// show all errors when developing
error_reporting(E_ALL & ~(E_DEPRECATED | E_STRICT));
}
require_once MAX_PATH . '/lib/max/Delivery/common.php';
require_once MAX_PATH . '/lib/max/Delivery/cache.php';
OX_Delivery_logMessage('starting delivery script: ' . basename($_SERVER['REQUEST_URI']), 7);
if (!empty($_REQUEST[$conf['var']['trace']])) {
OX_Delivery_logMessage('trace enabled: ' . $_REQUEST[$conf['var']['trace']], 7);
}
// Set the viewer's remote information used in logging and delivery limitation evaluation
MAX_remotehostSetInfo();
// Set common delivery parameters in the global scope
MAX_commonInitVariables();
// Load cookie data from client/plugin
MAX_cookieLoad();
// Unpack the packed capping cookies
MAX_cookieUnpackCapping();
// Run any plugins which have registered themselves at postInit,
// with the exception of XML-RPC invocation that will call the hook
// explicitly after overriding the $_SERVER variables
if (empty($GLOBALS['_OA']['invocationType']) || $GLOBALS['_OA']['invocationType'] != 'xmlrpc') {
OX_Delivery_Common_hook('postInit');
}
/**
* A function to convert the $_SERVER['REMOTE_ADDR'] global variable
* from the current value to the real remote viewer's value, should
* that viewer be coming via an HTTP proxy.
*
* Only performs this conversion if the option to do so is set in the
* configuration file.
*/
function MAX_remotehostProxyLookup()
{
$conf = $GLOBALS['_MAX']['CONF'];
// Should proxy lookup conversion be performed?
if ($conf['logging']['proxyLookup']) {
OX_Delivery_logMessage('checking remote host proxy', 7);
// Determine if the viewer has come via an HTTP proxy
$proxy = false;
if (!empty($_SERVER['HTTP_VIA']) || !empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$proxy = true;
} elseif (!empty($_SERVER['REMOTE_HOST'])) {
$aProxyHosts = array('proxy', 'cache', 'inktomi');
foreach ($aProxyHosts as $proxyName) {
if (strpos($_SERVER['REMOTE_HOST'], $proxyName) !== false) {
$proxy = true;
break;
}
}
}
// Has the viewer come via an HTTP proxy?
if ($proxy) {
OX_Delivery_logMessage('proxy detected', 7);
// Try to find the "real" IP address the viewer has come from
$aHeaders = array('HTTP_FORWARDED', 'HTTP_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_FORWARDED_FOR', 'HTTP_CLIENT_IP');
foreach ($aHeaders as $header) {
if (!empty($_SERVER[$header])) {
$ip = $_SERVER[$header];
break;
}
}
if (!empty($ip)) {
// The "remote IP" may be a list, ensure that
// only the FIRST non-private value is used in that case
// See http://en.wikipedia.org/wiki/X-Forwarded-For#Format
foreach (explode(',', $ip) as $ip) {
$ip = trim($ip);
// If the found address is not unknown or a private network address
if ($ip != 'unknown' && !MAX_remotehostPrivateAddress($ip)) {
// Set the "real" remote IP address, and unset
// the remote host (as it will be wrong for the
// newly found IP address) and HTTP_VIA header
// (so that we don't accidently do this twice)
$_SERVER['REMOTE_ADDR'] = $ip;
$_SERVER['REMOTE_HOST'] = '';
$_SERVER['HTTP_VIA'] = '';
OX_Delivery_logMessage('real address set to ' . $ip, 7);
break;
}
}
}
}
}
}
$aBlockLoggingClick = isset($_REQUEST[$conf['var']['blockLoggingClick']]) ? $_REQUEST[$conf['var']['blockLoggingClick']] : array();
if (!empty($conf['deliveryLog']['enabled'])) {
foreach ($adId as $k => $v) {
OX_Delivery_logMessage('$adId[' . $k . ']=' . $v, 7);
}
foreach ($zoneId as $k => $v) {
OX_Delivery_logMessage('$zoneId[' . $k . ']=' . $v, 7);
}
foreach ($creativeId as $k => $v) {
OX_Delivery_logMessage('$creativeId[' . $k . ']=' . $v, 7);
}
foreach ($lastClick as $k => $v) {
OX_Delivery_logMessage('$lastClick[' . $k . ']=' . $v, 7);
}
foreach ($aBlockLoggingClick as $k => $v) {
OX_Delivery_logMessage('$aBlockLoggingClick[' . $k . ']=' . $v, 7);
}
}
if (empty($adId) && !empty($zoneId)) {
foreach ($zoneId as $index => $zone) {
$adId[$index] = _getZoneAd($zone);
$creativeId[$index] = 0;
}
}
for ($i = 0; $i < count($adId); $i++) {
$adId[$i] = intval($adId[$i]);
$zoneId[$i] = intval($zoneId[$i]);
if (isset($creativeId[$i])) {
$creativeId[$i] = intval($creativeId[$i]);
} else {
$creativeId[$i] = 0;
/**
* This function check if the click logging for an add is blocked
* when the block logging is active
*
* @param integer $adId The add's id of the add that the function checks
* if is blocked for click logging
* @param array $aBlockLoggingClick And array with the timestamps of the last click logged
* for every add that has been clicked
* @return boolean Returns true when the click block logging window for
* and add hasn't expired yet
*/
function MAX_Delivery_log_isClickBlocked($adId, $aBlockLoggingClick)
{
if (isset($GLOBALS['conf']['logging']['blockAdClicksWindow']) && $GLOBALS['conf']['logging']['blockAdClicksWindow'] != 0) {
if (isset($aBlockLoggingClick[$adId])) {
$endBlock = MAX_commonUnCompressInt($aBlockLoggingClick[$adId]) + $GLOBALS['conf']['logging']['blockAdClicksWindow'];
if ($endBlock >= MAX_commonGetTimeNow()) {
OX_Delivery_logMessage('adID ' . $adId . ' click is still blocked by block logging window ', 7);
return true;
}
}
}
return false;
}
$thisZoneid = $varname = $thisZone;
}
###START_STRIP_DELIVERY
appendClientMessage("Processing zoneid:|{$thisZoneid}| zonename:|{$varname}|");
###END_STRIP_DELIVERY
$what = 'zone:' . $thisZoneid;
###START_STRIP_DELIVERY
OX_Delivery_logMessage('$what=' . $what, 7);
OX_Delivery_logMessage('$context=' . print_r($context, true), 7);
###END_STRIP_DELIVERY
// Get the banner
$output = MAX_adSelect($what, $clientid, $target, $source, $withtext, $charset, $context, true, $ct0, $GLOBALS['loc'], $GLOBALS['referer']);
###START_STRIP_DELIVERY
OX_Delivery_logMessage('$block=' . $block, 7);
//OX_Delivery_logMessage(print_r($output, true), 7);
OX_Delivery_logMessage('output bannerid=' . (empty($output['bannerid']) ? ' NO BANNERID' : $output['bannerid']), 7);
###END_STRIP_DELIVERY
// BM - output format is vast xml
if ($format == 'vast') {
if ($output['html'] && ($output['width'] != VAST_OVERLAY_DIMENSIONS && $output['width'] != VAST_INLINE_DIMENSIONS)) {
$badZoneId = $output['aRow']['zoneid'];
$badBannerId = $output['bannerid'];
// Store the html2js'd output for this ad
$spc_output .= "<!-- You are requesting vast xml for zone {$badZoneId} which does not apear to be a video overlay banner nor a vast inline banner. -->\n";
} else {
// Store the html2js'd output for this ad
$spc_output .= $output['html'] . "\n";
}
// Help the player (requestor of VAST) to match the ads in the response with his request by using his id in the Ad xml node
$spc_output = str_replace('{player_allocated_ad_id}', $varname, $spc_output);
} else {
}
function getTimeNow()
{
if (empty($GLOBALS['_MAX']['NOW'])) {
$GLOBALS['_MAX']['NOW'] = time();
}
$time = $GLOBALS['_MAX']['NOW'];
return $time;
}
function bumpVastEventTrackingBucketCounter($data)
{
$aQuery = array('interval_start' => $data['interval_start'], 'creative_id' => $data['creative_id'], 'zone_id' => $data['zone_id'], 'vast_event_id' => $data['vast_event_id']);
return OX_bucket_updateTable('data_bkt_vast_e', $aQuery);
}
###START_STRIP_DELIVERY
OX_Delivery_logMessage('starting delivery script ' . __FILE__, 7);
###END_STRIP_DELIVERY
MAX_commonRegisterGlobalsArray(array('vast_event'));
// if its a vast tracking event
if ($vast_event) {
// NB: videotimeposn is not yet supported by the player
MAX_commonRegisterGlobalsArray(array('video_time_posn', 'banner_id', 'zone_id'));
// Prevent the logging beacon from being cached by browsers
MAX_commonSetNoCacheHeaders();
// Remove any special characters from the request variables
MAX_commonRemoveSpecialChars($_REQUEST);
$time = getTimeNow();
$oi = $GLOBALS['_MAX']['CONF']['maintenance']['operationInterval'];
$intervalStart = gmdate('Y-m-d H:i:s', $time - $time % ($oi * 60));
$viewerIsOkToLog = _viewersHostOkayToLog();
$aQuery = array('creative_id' => intVal($banner_id), 'zone_id' => intVal($zone_id), 'vast_event_id' => getVastEventIdFromVastEventStr($vast_event), 'interval_start' => $intervalStart, 'is_host_ok' => $viewerIsOkToLog);
