<?php


	if (!function_exists('bind_pdo')) {
		function bind_pdo($sql, $parameters = NULL, $action = NULL)
		{
			global $dbh;

			if ($action == "insert" || $action == "update" || $action == "delete" || empty($action)) {
				if (!($sth = $dbh->prepare($sql))) {
					throw new Exception('[' . $sth->errorCode() . ']: ' . print_r($sth->errorInfo()));
				}

				if (!$sth->execute($parameters)) {
					throw new Exception('[' . $sth->errorCode() . ']: ' . print_r($sth->errorInfo()));
				}
			}

			if ($action == "selectone") {
				if (!($sth = $dbh->prepare($sql))) {
					throw new Exception('[' . $sth->errorCode() . ']: ' . print_r($sth->errorInfo()));
				}

				if (!$sth->execute($parameters)) {
					throw new Exception('[' . $sth->errorCode() . ']: ' . print_r($sth->errorInfo()));
				}

				$result = $sth->fetch(PDO::FETCH_ASSOC);
				if (!empty($result)) {
					foreach ($result as $key => $row) {
						$result[$key] = htmlspecialchars_decode($result[$key]);
					}
				}
				return $result;

			}

			if ($action == "selectall") {
				if (!($sth = $dbh->prepare($sql))) {
					throw new Exception('[' . $sth->errorCode() . ']: ' . print_r($sth->errorInfo()));
				}

				if (!$sth->execute($parameters)) {
					throw new Exception('[' . $sth->errorCode() . ']: ' . print_r($sth->errorInfo()));
				}

				$result = $sth->fetchAll(PDO::FETCH_ASSOC);
				if (!empty($result)) {
					foreach ($result as $key => $row) {
						foreach ($row as $key2 => $row2) {
							$result[$key][$key2] = htmlspecialchars_decode($result[$key][$key2]);
						}
					}
				}
				return $result;
			}

			if ($action == "dump") {
				return dump_sql($sql, $parameters);
			}

		}
	}


	if (!function_exists('dump_sql')) {
		function dump_sql($sql, $parameters)
		{
			$keys = array();

			# build a regular expression for each parameter
			foreach ($parameters as $key => $value) {
				if (is_string($key)) {
					$keys[] = '/:' . $key . '/';
				} else {
					$keys[] = '/[?]/';
				}
			}

			foreach ($parameters as $key2 => $value) {
				$parameters[$key2] = "'" . $value . "'";
			}

			$sql = preg_replace($keys, $parameters, $sql, 1, $count);

			#trigger_error('replaced '.$count.' keys');

			return $sql;
		}
	}

function getRealIpAddr() {
	if ( !empty( $_SERVER['HTTP_CLIENT_IP'] ) )   //check ip from share internet
		{
		return $_SERVER['HTTP_CLIENT_IP'];
	}
	elseif ( !empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) )   //to check ip is pass from proxy
		{
		return $_SERVER['HTTP_X_FORWARDED_FOR'];
	}
	else {
		return $_SERVER['REMOTE_ADDR'];
	}
	return 0;
}