dwh/headerFile.php

<?php
include_once 'init/initialisation_parameter.php';

function checkLogin(){
	if ($_SESSION['LAST_LOGIN']+SESSION_LENGTH >= mktime() && $_SESSION['KD_APPS'] === APPSID) {
		$_SESSION['LAST_LOGIN'] = mktime();
		$valid = 1;
	} else {
		if ($_SESSION['KD_USER']) {
			session_destroy();
		}
		$valid = 0;
	}
	return $valid;
}

function check_session() {
	$result = false;
	if (!is_null($_SESSION['LAST_LOGIN'])) {
		if ($_SESSION['KD_APPS'] === APPSID) {
			$non_active_timelength = SESSION_LENGTH;
			if ($_SESSION['LAST_LOGIN']+$non_active_timelength < mktime() ) {
				session_unset();
				try {
					session_destroy();
				} catch (Exception $e){

				}
				$result = false;
			} else {
				$_SESSION['LAST_LOGIN'] = mktime(); //updating last active
				$result = true;
			}
		} else {
			session_unset();
			try {
				session_destroy();
			} catch (Exception $e){

			}
		}
	}
	return $result;
}

/*******************************************************************************
Function Name 	: format_serial
Author		: Kusman Suryadi Hioe
Description	: array format_serial (string $serialize_value)
Parameter	: string of serialiaze value
Return		: array derived from serialize value
*******************************************************************************/
function format_serial($serialize_value){
	$serialize_array_value = unserialize($serialize_value);

	if (is_array($serialize_array_value) && !is_null($serialize_array_value)) {
		foreach ($serialize_array_value as $key => $val) {
			$unserialize_array_value[$key] = $val;
		}
	}

	return $unserialize_array_value;
}

/*******************************************************************************
Function Name 	: make_serial
Author		: Kusman Suryadi Hioe
Description	: string make_serial (array $array_value)
Parameter	: array of key and value
Return		: string of serialize value
*******************************************************************************/
function make_serial ($array_value) {
	return serialize($array_value);
}

/*******************************************************************************
Function Name 	: redirect
Author		: Kusman Suryadi Hioe
Description	: void redirect (string $url)
Parameter	: string of url address
Return		: none
*******************************************************************************/
function redirect($url) {
	if (!headers_sent()) {
		header("Location: $url") ;
	} else {
		die("Headers already sent.");
	}
}

function format_html_option (&$hash_table,$selected_key=null) {
	include_once 'class/PregReplaceCallbackClass.php';
	include_once 'init/initialisation_parameter.php';
	$result = null;

	//save the array address of template array addrs
	$temp_template_array_addr = $_SESSION['TEMPLATE_ARRAY_ADDR'];


	// assigning address of the template from include file
	initOption();

	$PregClass = new PregReplaceCallbackClass('');
	$PregClass->SetTemplateArray('TEMPLATE_ARRAY_ADDR');

	if (!empty($hash_table)) {
		$PregClass->SetFormatName('OPTION_STATUS');
		//assigning global variable session
		$_SESSION['ARRAY_ADDR_VAR'] = &$variable_array;
		foreach ($hash_table as $key => $val) {
			if ($selected_key == $key) {
				$variable_array['OPTION_SELECTED'] = 'SELECTED';
			} else {
				$variable_array['OPTION_SELECTED'] = '';
			}

			$variable_array['OPTION_VALUE'] = $key;
			$variable_array['OPTION_NAME'] = $val;
			$result .= $PregClass->PregReplaceCallback();
		}
	}

	//restoring the session array address
	$_SESSION['TEMPLATE_ARRAY_ADDR'] = $temp_template_array_addr;
	return $result;
}

function initOption () {
   $option_template['OPTION_STATUS'] = <<< HTML
      <OPTION VALUE="<<OPTION_VALUE>>" <<OPTION_SELECTED>>><<OPTION_NAME>></OPTION>
HTML;

   $_SESSION['TEMPLATE_ARRAY_ADDR'] = &$option_template;
}

?>