<?php
	require_once("configure.php");

	if (!function_exists('_h')) {
		function _h($str){
			return htmlspecialchars($str , ENT_QUOTES);
		}
	}

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

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

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

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

				if (!$sth->execute($parameters)) {
					debug_print_backtrace();
					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] = escape_string($result[$key]);
					}
				}*/
				return $result;

			}

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

				if (!$sth->execute($parameters)) {
					debug_print_backtrace();
					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][$key2] = escape_string($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;
		}
	}

	if (!function_exists('debug_log')) {
		function debug_log($code, $data)
		{
			$date = new DateTime();
			$date->modify("-2 month");

			$sql = "delete from debug_log where createdate <= ?";
			$parameters = array($date->format("Y-m-d"));
			bind_pdo($sql, $parameters);

			$sql  = "insert into debug_log (code, log_data, createdate) value (?,?,?)";
			$parameters = array($code, json_encode($data), date("Y-m-d H:i:s"));
			bind_pdo($sql, $parameters);
		}
	}

	if (!function_exists('get_client_ip')) {
		function get_client_ip() {
			$ipaddress = '';
			if (isset($_SERVER['HTTP_CLIENT_IP']))
				$ipaddress = $_SERVER['HTTP_CLIENT_IP'];
			else if(isset($_SERVER['HTTP_X_FORWARDED_FOR']))
				$ipaddress = $_SERVER['HTTP_X_FORWARDED_FOR'];
			else if(isset($_SERVER['HTTP_X_FORWARDED']))
				$ipaddress = $_SERVER['HTTP_X_FORWARDED'];
			else if(isset($_SERVER['HTTP_FORWARDED_FOR']))
				$ipaddress = $_SERVER['HTTP_FORWARDED_FOR'];
			else if(isset($_SERVER['HTTP_FORWARDED']))
				$ipaddress = $_SERVER['HTTP_FORWARDED'];
			else if(isset($_SERVER['REMOTE_ADDR']))
				$ipaddress = $_SERVER['REMOTE_ADDR'];
			else
				$ipaddress = 'UNKNOWN';
			return $ipaddress;
		}
	}

	if (!function_exists('get_master_type_code')) {
		function get_master_type_code($typeid, $code = NULL)
		{
			if (!empty($code)) {
				$sql        = "select * from master_type_code where typeid = ? and code = ? and deleted = ? order by sort ASC, name_en ASC";
				$parameters = array($typeid, $code, 0);
				$result     = bind_pdo($sql, $parameters, "selectone");
			} else {
				$sql        = "select * from master_type_code where typeid = ? and deleted = ? order by sort ASC, name_en ASC";
				$parameters = array($typeid, 0);
				$result     = bind_pdo($sql, $parameters, "selectall");
			}

			return $result;
		}
	}

	if (!function_exists('get_master_type_code_by_id')) {
		function get_master_type_code_by_id($id = NULL)
		{
			if (!empty($id)) {
				$sql        = "select * from master_type_code where id = ? ";
				$parameters = array($id);
				$result     = bind_pdo($sql, $parameters, "selectone");
			} else {
				$sql        = "select * from master_type_code where deleted = ? order by name_en ASC";
				$parameters = array(0);
				$result     = bind_pdo($sql, $parameters, "selectall");
			}

			return $result;
		}
	}

	if (isset($_GET["msg"]) && (int)$_GET["msg"] == $_GET["msg"]) {
		$msg_master_info = get_master_type_code("WEBADMIN", $_GET["msg"]);
		$msg             = $msg_master_info["name_" . $_SESSION["wlangcode"]];
		$_GET["msg"]     = $msg_master_info["name_" . $_SESSION["wlangcode"]];
	}

	if (!function_exists('random_string')) {
		function random_string($length = 8)
		{
			$chars         = "abcdefghijkmnpqrstuvwxyzABCDEFGHIJKLMNPQRSTUVWXYZ23456789";
			$random_string = substr(str_shuffle($chars), 0, $length);
			return $random_string;
		}
	}

	if (!function_exists('last_url')) {
		function last_url()
		{
			$protocol = strpos(strtolower($_SERVER['SERVER_PROTOCOL']), 'https')
			=== false ? 'http' : 'https';
			$host     = $_SERVER['HTTP_HOST'];
			/*$script   = $_SERVER['SCRIPT_NAME'];
			$params   = $_SERVER['QUERY_STRING'];*/

			//$lastUrl = $protocol . '://' . $host . $script . '?' . $params;

			$path    = $_SERVER['REQUEST_URI'];
			$lastUrl = $protocol . '://' . $host . $path;

			return $lastUrl;
		}

	}

	if (!function_exists('aes_crypt')) {
		function aes_crypt($data, $encrypt_decrypt)
		{
			// updated to phpesclib 2.0
			$aes_crypt = new phpseclib\Crypt\AES();

			$aes_crypt->setKey('*9Wq*LGBE8GJch?wZUC+8n?WzZb*Y*Lq');
			//$aes_crypt->setIV(crypt_random_string($aes_crypt->getBlockLength() >> 3));
			$aes_crypt->setIV('d$w5aQCY-STP*MG_hfDxP4eC?uDP@szr');

			if ($encrypt_decrypt == 1) {
				if (!empty($data)) {
					return base64_encode($aes_crypt->encrypt($data));
				} else {
					return;
				}
			}

			if ($encrypt_decrypt == 2) {
				if (!empty($data)) {
					return $aes_crypt->decrypt(base64_decode($data));
				} else {
					return;
				}
			}
		}
	}

	if (!function_exists('matched_option')) {
		function matched_option($data1, $data2, $type)
		{
			if ($data1 == $data2) {
				if ($type == "checkbox" || $type == "radiobutton") {
					return "checked";
				} else if ($type == "select") {
					return "selected";
				} else {
				}

			}
		}
	}

	if (!function_exists('yesno')) {
		function yesno($type, $inputname = NULL, $required = NULL, $data = NULL)
		{
			if ($type == "addform") {
				echo "<input type='radio' name='$inputname' value='1' $required /> Yes";
				echo "<input type='radio' name='$inputname' value='0' $required /> No";
			}

			if ($type == "modifyform") {
				echo "<input type='radio' name='$inputname' value='1' " . matched_option($data, 1, "radiobutton") . " $required /> Yes";
				echo "<input type='radio' name='$inputname' value='0' " . matched_option($data, 0, "radiobutton") . " $required /> No";
			}

			if ($type == "readonly") {
				if ($data == 1)
					echo "Yes";
				else
					echo "No";
			}
		}
	}

	if (!function_exists('select_options')) {
		function select_options($rows, $selected_value, $settings = array()){
			$langcode = get_langcode() ?: "en";
			$settings['value_field'] = $settings['value_field'] ?: 'code';
			$settings['label_fn'] = $settings['label_fn'] ?: function($row) use ($langcode) { return "{$row['code']} - {$row["name_{$langcode}"]}"; };

			$str = '';
			foreach($rows as $row){
				$str .= "<option value='" . $row[$settings['value_field']] . "' {$settings['attr']} " . ($row[$settings['value_field']]==$selected_value ? "selected='selected'": "") . ">" . $settings['label_fn']($row) . "</option>";
			}
			return $str;
		}
	}

	if (!function_exists('startsWith')) {
		function startsWith($haystack, $needle)
		{
			$length = strlen($needle);
			return (substr($haystack, 0, $length) === $needle);
		}
	}

	if (!function_exists('check_upload_path')) {
		function check_upload_path($img_file)
		{
			$session_path_str  = "/uploader/" . $_SESSION['KCFINDER']['uploadURL'];
			$session_path_long = strlen($session_path_str);
			$path_error        = 0;
			foreach ($img_file as $key2 => $pathname) {
				if ($key2 && $pathname) {
					$submit_path_str  = substr($pathname, 0, $session_path_long);
					$submit_path_long = strlen($submit_path_str);
					$file             = str_replace('..', '', $pathname);
					if ($session_path_long <> $submit_path_long || $session_path_str <> $submit_path_str || !startsWith($file, $session_path_str)) {
						$path_error = 1;
					}
				}
			}
		}
	}

	if (!function_exists('get_supplier')) {
		function get_supplier($supplier_id = null, $status = null, $deleted = 0)
		{
			if (!empty($supplier_id)) {
				if (isset($status)) {
					$sql        = "select * from supplier where id = ? and status = ? and deleted = ? order by code ASC";
					$parameters = array($supplier_id, $status, $deleted);
				} else {
					$sql        = "select * from supplier where id = ? and deleted = ? order by code ASC";
					$parameters = array($supplier_id, $deleted);
				}

				$result = bind_pdo($sql, $parameters, "selectone");
			} else {
				if (isset($status)) {
					$sql        = "select * from supplier where status = ? and deleted = ? order by code ASC";
					$parameters = array($status, $deleted);
				} else {
					$sql        = "select * from supplier where deleted = ? order by code ASC";
					$parameters = array($deleted);
				}

				$result = bind_pdo($sql, $parameters, "selectall");
			}
			return $result;
		}
	}

	if (!function_exists('validateDate')) {
		function validateDate($date, $format = 'Y-m-d H:i:s')
		{
			$d = DateTime::createFromFormat($format, $date);
			return $d && $d->format($format) == $date;
		}
	}

	if (!function_exists('check_image_resolution')) {
		function check_image_resolution($image)
		{
			return true;
			/*list($width, $height, $type, $attr) = getimagesize($image);

			if ($width <= 2500 && $height <= 2500) {
				return true;
			} else {
				return false;
			}*/
		}
	}