<?php
/**
* Navigation_history Class.
*
* @package classes
* @copyright Copyright 2003-2011 Zen Cart Development Team
* @copyright Portions Copyright 2003 osCommerce
* @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0
* @version $Id: navigation_history.php 19328 2011-08-06 22:53:47Z drbyte $
*/
}
/**
* Navigation_history Class.
* This class is used to manage navigation snapshots
*
* @package classes
*/
class navigationHistory extends base {
var $path, $snapshot;
function navigationHistory() {
$this->reset();
}
$this->snapshot = array();
}
function add_current_page() {
$get_vars = "";
while (list($key, $value) = each($_GET)) {
if ($key != 'main_page') {
$get_vars[$key] = $value;
}
}
}
$set = 'true';
for ($i=0, $n=sizeof($this->path); $i<$n; $i++) {
if ( ($this->path[$i]['page'] == $_GET['main_page']) ) {
if (!isset($this->path[$i]['get']['cPath'])) {
continue;
} else {
if ($this->path[$i]['get']['cPath'] == $cPath) {
$set = 'false';
break;
} else {
$old_cPath = explode('_', $this->path[$i]['get']['cPath']);
$exit_loop = false;
for ($j=0, $n2=sizeof($old_cPath); $j<$n2; $j++) {
if ($old_cPath[$j] != $new_cPath[$j]) {
$set = 'true';
$exit_loop = true;
break;
}
}
if ($exit_loop == true) break;
}
}
} else {
$set = 'true';
break;
}
}
}
if ($set == 'true') {
if ($_GET['main_page']) {
$page = $_GET['main_page'];
} else {
$page = 'index';
}
$this->path[] = array('page' => $page,
'mode' => $request_type,
'get' => $get_vars,
'post' => array() /*$_POST*/);
}
}
function remove_current_page() {
$last_entry_position = sizeof($this->path) - 1;
if ($this->path[$last_entry_position]['page'] == $_GET['main_page']) {
unset($this->path[$last_entry_position]);
}
}
function set_snapshot($page = '') {
$this->snapshot = array('page' => $page['page'],
'mode' => $page['mode'],
'get' => $page['get'],
'post' => $page['post']);
} else {
while (list($key, $value) = each($_GET)) {
if ($key != 'main_page') {
$get_vars[$key] = $value;
}
}
if ($_GET['main_page']) {
$page = $_GET['main_page'];
} else {
$page = 'index';
}
$this->snapshot = array('page' => $page,
'mode' => $request_type,
'get' => $get_vars,
'post' => array()/*$_POST*/);
}
}
function clear_snapshot() {
$this->snapshot = array();
}
function set_path_as_snapshot($history = 0) {
$pos = (sizeof($this->path)-1-$history);
$this->snapshot = array('page' => $this->path[$pos]['page'],
'mode' => $this->path[$pos]['mode'],
'get' => $this->path[$pos]['get'],
'post' => $this->path[$pos]['post']);
}
function debug() {
for ($i=0, $n=sizeof($this->path); $i<$n; $i++) {
echo $this->path[$i]['page'] . '?';
while (list($key, $value) = each($this->path[$i]['get'])) {
echo $key . '=' . $value . '&';
}
if (sizeof($this->path[$i]['post']) > 0) {
while (list($key, $value) = each($this->path[$i]['post'])) {
echo ' <strong>' . $key . '=' . $value . '</strong><br />';
}
}
}
if (sizeof($this->snapshot) > 0) {
echo $this->snapshot['mode'] . ' ' . $this->snapshot['page'] . '?' . zen_array_to_string
($this->snapshot['get'], array(zen_session_name
())) . '<br />';
}
}
$key=$kv['key'];
if (gettype($this->$key)!="user function")
$this->$key=$kv['value'];
}
}
}