<?php
// +------------------------------------------------------------------------+
// | JAK8583.class.php |
// +------------------------------------------------------------------------+
// | Copyright (c) Jimmi Kembaren 2009. All rights reserved. |
// | Version 0.7 |
// | customize bit 29 & 31 |
// | Last modified 16/05/2009 |
// | Email jimmi.kembaren@gmail.com |
// | Web http://www.iso8583online.com |
// +------------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify |
// | it under the terms of the GNU General Public License version 2 as |
// | published by the Free Software Foundation. |
// | |
// | This program is distributed in the hope that it will be useful, |
// | but WITHOUT ANY WARRANTY; without even the implied warranty of |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
// | GNU General Public License for more details. |
// | |
// | You should have received a copy of the GNU General Public License |
// | along with this program; if not, write to the |
// | Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
// | Boston, MA 02111-1307 USA |
// | |
// | Please give credit on sites that use class.upload and submit changes |
// | of the script so other people can use them as well. |
// | This script is free to use, don't abuse. |
// +------------------------------------------------------------------------+
//
class JAK8583 {
private $DATA_ELEMENT = array (
1 => array('b', 64, 0),
2 => array('an', 19, 1),
3 => array('n', 6, 0),
4 => array('n', 12, 0),
5 => array('n', 12, 0),
6 => array('n', 12, 0),
7 => array('an', 10, 0),
8 => array('n', 8, 0),
9 => array('n', 8, 0),
10 => array('n', 8, 0),
11 => array('n', 6, 0),
12 => array('n', 6, 0),
13 => array('n', 4, 0),
14 => array('n', 4, 0),
15 => array('n', 4, 0),
16 => array('n', 4, 0),
17 => array('n', 4, 0),
18 => array('n', 4, 0),
19 => array('n', 3, 0),
20 => array('n', 3, 0),
21 => array('n', 3, 0),
22 => array('n', 3, 0),
23 => array('n', 3, 0),
24 => array('n', 3, 0),
25 => array('n', 2, 0),
26 => array('n', 2, 0),
27 => array('n', 1, 0),
28 => array('n', 8, 0),
29 => array('an', 9, 0),
30 => array('n', 8, 0),
31 => array('an', 9, 0),
32 => array('n', 11, 1),
33 => array('n', 11, 1),
34 => array('an', 28, 1),
35 => array('z', 37, 1),
36 => array('n', 104, 1),
37 => array('an', 12, 0),
38 => array('an', 6, 0),
39 => array('an', 2, 0),
40 => array('an', 3, 0),
41 => array('ans', 8, 0),
42 => array('ans', 15, 0),
43 => array('ans', 40, 0),
44 => array('an', 25, 1),
45 => array('an', 76, 1),
46 => array('an', 999, 1),
47 => array('an', 999, 1),
48 => array('ans', 119, 1),
49 => array('an', 3, 0),
50 => array('an', 3, 0),
51 => array('a', 3, 0),
52 => array('an', 16, 0),
53 => array('an', 18, 0),
54 => array('an', 120, 0),
55 => array('ans', 999, 1),
56 => array('ans', 999, 1),
57 => array('ans', 999, 1),
58 => array('ans', 999, 1),
59 => array('ans', 99, 1),
60 => array('ans', 60, 1),
61 => array('ans', 99, 1),
62 => array('ans', 999, 1),
63 => array('ans', 999, 1),
64 => array('b', 16, 0),
65 => array('b', 16, 0),
66 => array('n', 1, 0),
67 => array('n', 2, 0),
68 => array('n', 3, 0),
69 => array('n', 3, 0),
70 => array('n', 3, 0),
71 => array('n', 4, 0),
72 => array('ans', 999, 1),
73 => array('n', 6, 0),
74 => array('n', 10, 0),
75 => array('n', 10, 0),
76 => array('n', 10, 0),
77 => array('n', 10, 0),
78 => array('n', 10, 0),
79 => array('n', 10, 0),
80 => array('n', 10, 0),
81 => array('n', 10, 0),
82 => array('n', 12, 0),
83 => array('n', 12, 0),
84 => array('n', 12, 0),
85 => array('n', 12, 0),
86 => array('n', 15, 0),
87 => array('an', 16, 0),
88 => array('n', 16, 0),
89 => array('n', 16, 0),
90 => array('an', 42, 0),
91 => array('an', 1, 0),
92 => array('n', 2, 0),
93 => array('n', 5, 0),
94 => array('an', 7, 0),
95 => array('an', 42, 0),
96 => array('an', 8, 0),
97 => array('an', 17, 0),
98 => array('ans', 25, 0),
99 => array('n', 11, 1),
100 => array('n', 11, 1),
101 => array('ans', 17, 0),
102 => array('ans', 28, 1),
103 => array('ans', 28, 1),
104 => array('an', 99, 1),
105 => array('ans', 999, 1),
106 => array('ans', 999, 1),
107 => array('ans', 999, 1),
108 => array('ans', 999, 1),
109 => array('ans', 999, 1),
110 => array('ans', 999, 1),
111 => array('ans', 999, 1),
112 => array('ans', 999, 1),
113 => array('n', 11, 1),
114 => array('ans', 999, 1),
115 => array('ans', 999, 1),
116 => array('ans', 999, 1),
117 => array('ans', 999, 1),
118 => array('ans', 999, 1),
119 => array('ans', 999, 1),
120 => array('ans', 999, 1),
121 => array('ans', 999, 1),
122 => array('ans', 999, 1),
123 => array('ans', 999, 1),
124 => array('ans', 255, 1),
125 => array('ans', 50, 1),
126 => array('ans', 6, 1),
127 => array('ans', 999, 1),
128 => array('b', 16, 0)
);
private $_data = array();
private $_bitmap = '';
private $_mti = '';
private $_iso = '';
private $_valid = array();
/* --------------------------------------------------------------
private functions
-------------------------------------------------------------- */
//return data element in correct format
private function _packElement($data_element, $data) {
$result = "";
//numeric value
if ($data_element[0]=='n' && is_numeric($data) && strlen($data)<=$data_element[1]) {
$data = str_replace(".", "", $data);
//fix length
if ($data_element[2]==0) {
$result = sprintf("%0". $data_element[1] ."s", $data);
}
//dinamic length
else {
if (strlen($data) <= $data_element[1]) {
$result = sprintf("%0". strlen($data_element[1])."d", strlen($data)). $data;
}
}
}
//alpha value
if (($data_element[0]=='a' && ctype_alpha($data) && strlen($data)<=$data_element[1]) ||
($data_element[0]=='an' && ctype_alnum($data) && strlen($data)<=$data_element[1]) ||
($data_element[0]=='z' && strlen($data)<=$data_element[1]) ||
($data_element[0]=='ans' && strlen($data)<=$data_element[1])) {
//fix length
if ($data_element[2]==0) {
$result = sprintf("% ". $data_element[1] ."s", $data);
}
//dinamic length
else {
if (strlen($data) <= $data_element[1]) {
$result = sprintf("%0". strlen($data_element[1])."s", strlen($data)). $data;
}
}
}
//bit value
if ($data_element[0]=='b' && strlen($data)<=$data_element[1]) {
//fix length
if ($data_element[2]==0) {
$tmp = sprintf("%0". $data_element[1] ."d", $data);
while ($tmp!='') {
$result .= base_convert(substr($tmp, 0, 4), 2, 16);
$tmp = substr($tmp, 4, strlen($tmp)-4);
}
}
}
return $result;
}
//calculate bitmap from data element
private function _calculateBitmap() {
$tmp = sprintf("%064d", 0);
$tmp2 = sprintf("%064d", 0);
foreach ($this->_data as $key=>$val) {
if ($key<65) {
$tmp[$key-1] = 1;
}
else {
$tmp[0] = 1;
$tmp2[$key-65] = 1;
}
}
$result = "";
if ($tmp[0]==1) {
while ($tmp2!='') {
$result .= base_convert(substr($tmp2, 0, 4), 2, 16);
$tmp2 = substr($tmp2, 4, strlen($tmp2)-4);
}
}
$main = "";
while ($tmp!='') {
$main .= base_convert(substr($tmp, 0, 4), 2, 16);
$tmp = substr($tmp, 4, strlen($tmp)-4);
}
$this->_bitmap = strtoupper($main. $result);
return $this->_bitmap;
}
//parse iso string and retrieve mti
private function _parseMTI() {
$this->addMTI(substr($this->_iso, 0, 4));
if (strlen($this->_mti)==4 && $this->_mti[1]!=0) {
$this->_valid['mti'] = true;
}
}
//clear all data
private function _clear() {
$this->_mti = '';
$this->_bitmap = '';
$this->_data = '';
$this->_iso = '';
}
//parse iso string and retrieve bitmap
private function _parseBitmap() {
$this->_valid['bitmap'] = false;
$inp = substr($this->_iso, 4, 32);
if (strlen($inp)>=16) {
$primary = '';
$secondary = '';
for ($i=0; $i<16; $i++) {
$primary .= sprintf("%04d", base_convert($inp[$i], 16, 2));
}
if ($primary[0]==1 && strlen($inp)>=32) {
for ($i=16; $i<32; $i++) {
$secondary .= sprintf("%04d", base_convert($inp[$i], 16, 2));
}
$this->_valid['bitmap'] = true;
}
if ($secondary=='') $this->_valid['bitmap'] = true;
}
//save to data element with ? character
$tmp = $primary. $secondary;
for ($i=0; $i<strlen($tmp); $i++) {
if ($tmp[$i]==1) {
$this->_data[$i+1] = '?';
}
}
$this->_bitmap = $tmp;
return $tmp;
}
//parse iso string and retrieve data element
private function _parseData() {
if ($this->_data[1]=='?') {
$inp = substr($this->_iso, 4+32, strlen($this->_iso)-4-32);
}
else {
$inp = substr($this->_iso, 4+16, strlen($this->_iso)-4-16);
}
if (is_array($this->_data)) {
$this->_valid['data'] = true;
foreach ($this->_data as $key=>$val) {
$this->_valid['de'][$key] = false;
if ($this->DATA_ELEMENT[$key][0]!='b') {
//fix length
if ($this->DATA_ELEMENT[$key][2]==0) {
$tmp = substr($inp, 0, $this->DATA_ELEMENT[$key][1]);
if (strlen($tmp)==$this->DATA_ELEMENT[$key][1]) {
if ($this->DATA_ELEMENT[$key][0]=='n') {
$this->_data[$key] = substr($inp, 0, $this->DATA_ELEMENT[$key][1]);
}
else {
$this->_data[$key] = ltrim(substr($inp, 0, $this->DATA_ELEMENT[$key][1]));
}
$this->_valid['de'][$key] = true;
$inp = substr($inp, $this->DATA_ELEMENT[$key][1], strlen($inp)-$this->DATA_ELEMENT[$key][1]);
}
}
//dynamic length
else {
$len = strlen($this->DATA_ELEMENT[$key][1]);
$tmp = substr($inp, 0, $len);
if (strlen($tmp)==$len ) {
$num = (integer) $tmp;
$inp = substr($inp, $len, strlen($inp)-$len);
$tmp2 = substr($inp, 0, $num);
if (strlen($tmp2)==$num) {
if ($this->DATA_ELEMENT[$key][0]=='n') {
$this->_data[$key] = (double) $tmp2;
}
else {
$this->_data[$key] = ltrim($tmp2);
}
$inp = substr($inp, $num, strlen($inp)-$num);
$this->_valid['de'][$key] = true;
}
}
}
}
else {
if ($key>1) {
//fix length
if ($this->DATA_ELEMENT[$key][2]==0) {
$start = false;
for ($i=0; $i<$this->DATA_ELEMENT[$key][1]/4; $i++) {
$bit = base_convert($inp[$i], 16, 2);
if ($bit!=0) $start = true;
if ($start) $this->_data[$key] .= $bit;
}
$this->_data[$key] = $bit;
}
}
else {
$tmp = substr($this->_iso, 4+16, 16);
if (strlen($tmp)==16) {
$this->_data[$key] = substr($this->_iso, 4+16, 16);
$this->_valid['de'][$key] = true;
}
}
}
if (!$this->_valid['de'][$key]) $this->_valid['data'] = false;
}
}
return $this->_data;
}
/* -----------------------------------------------------
method
----------------------------------------------------- */
//method: add data element
public function addData($bit, $data) {
if ($bit>1 && $bit<129) {
$this->_data[$bit] = $this->_packElement($this->DATA_ELEMENT[$bit], $data);
ksort($this->_data);
$this->_calculateBitmap();
}
}
//method: add MTI
public function addMTI($mti) {
if (strlen($mti)==4 && ctype_digit($mti)) {
$this->_mti = $mti;
}
}
//method: retrieve data element
public function getData() {
return $this->_data;
}
//method: retrieve bitmap
public function getBitmap() {
return $this->_bitmap;
}
//method: retrieve mti
public function getMTI() {
return $this->_mti;
}
//method: retrieve iso with all complete data
public function getISO() {
$this->_iso = $this->_mti. $this->_bitmap. implode($this->_data);
return $this->_iso;
}
//method: add ISO string
public function addISO($iso) {
$this->_clear();
if ($iso!='') {
$this->_iso = $iso;
$this->_parseMTI();
$this->_parseBitmap();
$this->_parseData();
}
}
//method: return true if iso string is a valid 8583 format or false if not
public function validateISO() {
return $this->_valid['mti'] && $this->_valid['bitmap'] && $this->_valid['data'];
}
//method: remove existing data element
public function removeData($bit) {
if ($bit>1 && $bit<129) {
unset($this->_data[$bit]);
ksort($this->_data);
$this->_calculateBitmap();
}
}
}
?>
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