function nexista_final_notices($cacher = null, $mode)
{
$server_time = Nexista_Debug::profile();
$final_notices = "\n<script type=\"text/javascript\">\n done_loading({$server_time});\n if (typeof jQuery != 'undefined') {\n \$(document).ready(function()\n {\n done_loading_js();\n });\n }\n</script>\n";
return $final_notices;
}
/**
* nexista_cache
*
* Output buffer utilizing PEAR_Cache
*
* @param object $init includes stuff
*
* @return boolean
*/
function Nexista_cache($init)
{
//configuration - move to xml
$timers = true;
//necessary stuff no matter what
$init->process();
$uid = Nexista_Flow::get('//runtime/user_id');
$uri = $_SERVER['REQUEST_URI'];
$cac = NX_PATH_CACHE . 'cache_' . md5($uid) . '_' . md5($uri);
$exp = $init->getInfo('cacheExpiryTime');
//first things first - check for if-modified-since
if ($ims = $_SERVER['HTTP_IF_MODIFIED_SINCE']) {
if (is_file($cac)) {
$ims = strtotime($ims);
$lm = filemtime($cac);
$etag = md5(file_get_contents($cac));
//$ctag = $_SERVER['HTTP_IF_NONE_MATCH'];
if ($lm <= $ims) {
// Hasn't been modified, is it still fresh?
$fresh = $lm + $exp - time();
if ($fresh > 0) {
header("HTTP/1.1 304 Not Modified");
// If its close to expiring, extend life
if ($fresh < $exp / 10) {
touch($cac);
}
exit;
}
// if not fresh, it will be rebuilt
}
}
}
include_once 'Cache/Lite.php';
/* TODO - Add autocleaning */
$options = array('cacheDir' => NX_PATH_CACHE, 'caching' => true, 'automaticCleaningFactor' => 0, 'readControl' => false, 'lifeTime' => $exp);
$cache = new Cache_Lite($options);
$content_type = $init->getInfo('content_type');
$cache_control = $init->getInfo('cache_control');
ob_start();
ob_start();
if ($output = $cache->get($uri, $uid)) {
$cache_type = 'file cache';
$lm = filemtime($cac);
header("Last-Modified: " . gmdate('D, d M Y H:i:s', $lm) . " GMT");
} else {
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
$cache_type = "no cache";
$output = $init->run();
if ($timers) {
$server_time = Nexista_Debug::profile();
if ($content_type == 'text/html') {
$output = str_replace('</body>', '', $output);
$output = str_replace('</html>', '', $output);
$output .= "\n\n<!--\nOriginal request required: {$server_time}! \n-->\n\n";
$output .= '</body></html>';
} elseif ($content_type == 'text/css') {
$output .= "\n/* Original request required: {$server_time}! */";
}
}
if (!is_dir(NX_PATH_CACHE)) {
@mkdir(NX_PATH_CACHE, 0700, true);
}
$cache->save($output, $uri, $uid);
header("ETag: " . md5($output));
}
if ($content_type == 'text/html') {
$output = str_replace('</body>', '', $output);
$output = str_replace('</html>', '', $output);
}
echo $output;
if ($timers) {
$server_time = Nexista_Debug::profile();
if ($content_type == 'text/html') {
echo "<!--\n";
echo "Nexista Cache Information:\n";
echo "Output generated by {$cache_type} in {$server_time}.\n";
echo "Output sent with Cache-Control: {$cache_control} headers, which will affect future requests.\n";
if ($lm > 0) {
echo " Last modified: {$lm}. ";
echo "Cache created: " . gmdate('D, d M Y H:i:s', $lm) . " GMT\n";
}
echo "Current time: " . gmdate('D, d M Y H:i:s') . " GMT\n-->\n";
echo "</body></html>";
} elseif ($content_type == "text/css") {
echo "\n/* Output generated by {$cache_type} in {$server_time}. Last modified: {$lm}. */";
} elseif ($content_type == "application/javascript") {
echo "\n// Output generated by {$cache_type} in {$server_time}. Last modified: {$lm}. ";
}
}
ob_end_flush();
header('Content-Length: ' . ob_get_length());
ob_end_flush();
}
/**
* Registers current active module
*
* This function is used to register the name of the current
* active module/function in order to help trace debugging and profiling.
* $type determines the type of message:
* 'in' - sets function entry
* 'out' - sets function exit - prints elapsed time
*
* @param string $type type of registration
* @param string $function module name
*
* @return string elapsed time
*/
public static function register($type, $function)
{
switch ($type) {
case 'in':
$pos = 0;
if (isset($GLOBALS['debugTrackModule'])) {
$pos = @count($GLOBALS['debugTrackModule']);
}
$GLOBALS['debugTrackModule'][$pos]['name'] = $function;
$GLOBALS['debugTrackModule'][$pos]['startTime'] = microtime();
$indent = $pos * 6;
Nexista_Debug::message(str_pad('> ', $indent, '-', STR_PAD_LEFT) . '<b>' . $function . '</b>');
break;
case 'out':
$pos = @count($GLOBALS['debugTrackModule']) - 1;
$indent = $pos * 6;
$start_time = $GLOBALS['debugTrackModule'][$pos]['startTime'];
$GLOBALS['debugTrackModule'][$pos]['elapsedTime'] = Nexista_Debug::profile($start_time);
Nexista_Debug::message(str_pad('< ', $indent, "-", STR_PAD_LEFT) . '<b>' . $function . ' @ </b>' . $GLOBALS['debugTrackModule'][$pos]['elapsedTime'] . ' seconds');
unset($GLOBALS['debugTrackModule'][$pos]);
break;
}
// This is for debugging the debug class. Probably don't need this now
//Nexista_Debug::dump($GLOBALS['debugTrackModule']);
}
/**
* Shutdown and cleanup
*
* This method is responsible for shutting down the
* current request. It will clean up variables,
* send ob to ouput, etc..
*
* @return null
*/
public function stop()
{
Nexista_Debug::register('out', 'total');
exit;
}
/**
* Accepts an xml file list of items and validates them according
* to passed criteria.
*
* This function will check a number of fields based on criterias
* passed along with each, such as required, validation type, etc..
* It will return false if any fails and detailed results including
* custom error messages are placed in a ValidationHandlerData object,
* parts of which will be rendered into xmlStream for access from xsl
*
*
* @param string the name of the xml data file
* @param boolean (referece) result
* @return boolean success
*/
public function process($src, &$result)
{
//create a validator data object to hold procedure result
require_once NX_PATH_HANDLERS . 'validatorhandlerdata.php';
$validatorData = new Nexista_ValidatorHandlerData();
//load validator file
$xml = simplexml_load_file($src);
//get the validator name as specified in xml file. this is used to name array in flow
$validator_name = (string) $xml['name'];
if (empty($validator_name)) {
$validator_name = 'validator';
}
//load base validator class
require_once NX_PATH_CORE . "validator.php";
foreach ($xml->children() as $param) {
//get the name of variable to set with good/bad result
$result_name = (string) $param['name'];
//process validators for this item
foreach ($param->children() as $val) {
$result = true;
//get type of validator
$type = (string) $val['type'];
$required = (string) $val['required'];
if (empty($required)) {
$required = 'false';
}
//and its parameters
$args = preg_split('~(\\040)*,(\\040)*~', (string) $val['params']);
//load the validator module file based on $type
require_once NX_PATH_VALIDATORS . trim(strtolower($type)) . ".validator.php";
//build the class name to load
$class = 'Nexista_' . trim(ucfirst($type)) . "Validator";
$validator =& new $class();
if (!$validator->process($args, $required, $result)) {
return false;
}
//get any message from the validator
if ($validator->isEmpty() && $validator->isRequired()) {
$text = $validator->getMessage();
} else {
$text = (string) $val['text'];
//if no custom message we use default
if (empty($text)) {
$text = $validator->getMessage();
}
}
if (!$result) {
$validatorData->itemFail($result_name, trim(strtolower($type)), $text);
}
unset($validator);
}
$result_text = (string) $param['text'];
if (!empty($result_text) && isset($validatorData->validatorData[$result_name])) {
$validatorData->itemMessage($result_name, $result_text);
}
}
if ((string) $xml['debug'] === 'true') {
Nexista_Debug::dump($validatorData->validatorData, $validator_name . ' (validation data) ');
}
$result = $validatorData->getResult();
//1 = valid data
if (!$result) {
//assign validator data to Flow
Nexista_Flow::add($validator_name, $validatorData->validatorData);
}
//clean up
unset($validatorData);
return true;
}
