function Validate($sUserCode, $bCaseInsensitive = true)
{
if ($bCaseInsensitive) {
$sUserCode = strtoupper($sUserCode);
}
//if (!empty($_SESSION[CAPTCHA_SESSION_ID]) && $sUserCode == $_SESSION[CAPTCHA_SESSION_ID]) {
$cached_code = AMP_cache_get(CAPTCHA_SESSION_ID);
//trigger_error( 'found cached code ' . $cached_code . 'vs '. $sUserCode );
if (!$cached_code) {
$cached_code = AMP_Form_Element_Captcha::validate(CAPTCHA_SESSION_ID);
}
//trigger_error( 'found cached code ' . $cached_code . 'vs '. $sUserCode );
if ($cached_code && $sUserCode == $cached_code) {
// clear to prevent re-use
//unset($_SESSION[CAPTCHA_SESSION_ID]);
AMP_cache_delete(CAPTCHA_SESSION_ID);
AMP_Form_Element_Captcha::delete(CAPTCHA_SESSION_ID);
return true;
}
return false;
}
function _clearCached()
{
$system_setup_key = 'SYSTEM_SETUP_' . AMP_SYSTEM_UNIQUE_ID;
AMP_cache_delete($system_setup_key);
}
function clearCached($component)
{
if (AMP_DEBUG_MODE_COMPONENT_CACHE_INACTIVE) {
return true;
}
$id = isset($component->id) ? $component->id : null;
$cache_key = $this->getCacheKey($component, $id);
return AMP_cache_delete($cache_key);
}
function AMP_lookup_clear_cached($type, $instance_var = null)
{
//delete from memcache
require_once "AMP/System/Lookups.inc.php";
$key = AMPSystem_Lookup::cache_key($type, $instance_var);
AMP_cache_delete($key);
//clear existing in-memory copy
/*
$lookup_types = array( 'AMPSystem_Lookup' => 'AMPSystemLookup_',
'AMPContent_Lookup' => 'AMPContentLookup_',
'FormLookup' => 'FormLookup_');
$instance = AMP_to_camelcase( $lookup_type );
$value = false;
foreach( $lookup_types as $base_type => $prefix ) {
if ( !class_exists( $prefix . ucfirst( $instance ))) continue;
call_user_func_array( array( $base_type, 'instance'), array( $instance, $lookup_var, str_replace( '_', '', $prefix), true ));
}
*/
}
function FlushMemCache($key = false, $host, $port, $debug = false)
{
$AMP_key = AMP_CACHE_TOKEN_ADODB . $key;
if ($key) {
return AMP_cache_delete($AMP_key);
} else {
return AMP_cacheFlush();
}
/***
* ADODB standard library memcache code
* not used by AMP
**/
if (!function_exists('memcache_pconnect')) {
if ($debug) {
ADOConnection::outp(" Memcache module PECL extension not found!<br>\n");
}
return;
}
$memcache = new Memcache();
if (!@$memcache->pconnect($host, $port)) {
if ($debug) {
ADOConnection::outp(" Can't connect to memcache server on: {$host}:{$port}<br>\n");
}
return;
}
if ($key) {
if (!$memcache->delete($key)) {
if ($debug) {
ADOConnection::outp("CacheFlush: {$key} entery doesn't exist on memcached server!<br>\n");
}
} else {
if ($debug) {
ADOConnection::outp("CacheFlush: {$key} entery flushed from memcached server!<br>\n");
}
}
} else {
if (!$memcache->flush()) {
if ($debug) {
ADOConnection::outp("CacheFlush: Failure flushing all enteries from memcached server!<br>\n");
}
} else {
if ($debug) {
ADOConnection::outp("CacheFlush: All enteries flushed from memcached server!<br>\n");
}
}
}
return;
}
