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d772ac32
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Erik Kristensen
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<?php
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d6ad908c
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Scott Ullrich
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if(Connection_Aborted()) {
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exit;
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}
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d772ac32
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Erik Kristensen
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class sajax {
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var $sajax_debug_mode = 0;
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var $sajax_export_list = array();
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var $sajax_request_type = "GET";
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var $sajax_remote_uri = "";
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var $sajax_js_has_been_shown = 0;
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/**
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* PHP 5 Constructor
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*
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* @param string $remoteURI
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*/
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function __construct($remoteURI = NULL)
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{
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if (!isset($remoteURL))
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$this->sajax_remote_uri = $this->sajax_get_my_uri();
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}
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/**
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* PHP 4 Constructor
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*
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* @param string $remoteURI
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*/
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function sajax($remoteURI = NULL)
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{
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$this->__construct($$remoteURI);
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}
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/**
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*
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*
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*/
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function sajax_get_my_uri()
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{
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global $REQUEST_URI;
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return $REQUEST_URI;
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}
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function sajax_handle_client_request() {
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$mode = "";
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if (! empty($_GET["rs"]))
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$mode = "get";
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if (!empty($_POST["rs"]))
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$mode = "post";
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if (empty($mode))
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return;
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if ($mode == "get") {
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// Bust cache in the head
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header ("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past
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header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
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// always modified
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header ("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
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header ("Pragma: no-cache"); // HTTP/1.0
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$func_name = $_GET["rs"];
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if (! empty($_GET["rsargs"]))
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$args = $_GET["rsargs"];
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else
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$args = array();
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}
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else {
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$func_name = $_POST["rs"];
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if (! empty($_POST["rsargs"]))
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$args = $_POST["rsargs"];
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else
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$args = array();
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}
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if (! in_array($func_name, $this->sajax_export_list))
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echo "-:$func_name not callable";
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else {
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echo "+:";
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$result = call_user_func_array($func_name, $args);
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echo $result;
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}
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exit;
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} // End sajax_handle_client_request() function ...
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function sajax_get_common_js() {
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$t = strtoupper($this->sajax_request_type);
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if ($t != "GET" && $t != "POST")
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return "// Invalid type: $t.. \n\n";
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ob_start();
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?>
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1df0159c
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Erik Kristensen
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<!--
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d772ac32
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Erik Kristensen
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// remote scripting library
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// (c) copyright 2005 modernmethod, inc
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var sajax_debug_mode = <?php echo $this->sajax_debug_mode ? "true" : "false"; ?>;
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var sajax_request_type = "<?php echo $t; ?>";
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function sajax_debug(text) {
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if (sajax_debug_mode)
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alert("RSD: " + text)
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}
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function sajax_init_object() {
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sajax_debug("sajax_init_object() called..")
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var A;
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try {
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A=new ActiveXObject("Msxml2.XMLHTTP");
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} catch (e) {
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try {
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A=new ActiveXObject("Microsoft.XMLHTTP");
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} catch (oc) {
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A=null;
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}
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}
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if(!A && typeof XMLHttpRequest != "undefined")
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A = new XMLHttpRequest();
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if (!A)
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sajax_debug("Could not create connection object.");
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return A;
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}
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function sajax_do_call(func_name, args) {
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var i, x, n;
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var uri;
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var post_data;
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uri = "<?php echo $this->sajax_remote_uri; ?>";
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if (sajax_request_type == "GET") {
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if (uri.indexOf("?") == -1)
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uri = uri + "?rs=" + escape(func_name);
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else
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uri = uri + "&rs=" + escape(func_name);
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for (i = 0; i < args.length-1; i++)
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uri = uri + "&rsargs[]=" + escape(args[i]);
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uri = uri + "&rsrnd=" + new Date().getTime();
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post_data = null;
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} else {
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post_data = "rs=" + escape(func_name);
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for (i = 0; i < args.length-1; i++)
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post_data = post_data + "&rsargs[]=" + escape(args[i]);
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}
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x = sajax_init_object();
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x.open(sajax_request_type, uri, true);
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if (sajax_request_type == "POST") {
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x.setRequestHeader("Method", "POST " + uri + " HTTP/1.1");
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x.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
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}
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x.onreadystatechange = function() {
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if (x.readyState != 4)
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return;
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sajax_debug("received " + x.responseText);
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var status;
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var data;
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status = x.responseText.charAt(0);
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data = x.responseText.substring(2);
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if (status == "-")
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alert("Error: " + data);
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else
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args[args.length-1](data);
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}
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x.send(post_data);
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sajax_debug(func_name + " uri = " + uri + "/post = " + post_data);
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sajax_debug(func_name + " waiting..");
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delete x;
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}
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1df0159c
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Erik Kristensen
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//-->
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d772ac32
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Erik Kristensen
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<?php
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$html = ob_get_contents();
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ob_end_clean();
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return $html;
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}
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function sajax_show_common_js()
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{
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echo $this->sajax_get_common_js();
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}
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function sajax_esc($val)
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{
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return str_replace('"', '\\\\"', $val);
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}
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/**
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* sajax_get_one_stub
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*
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* @param string $func_name
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*/
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function sajax_get_one_stub($func_name)
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{
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ob_start();
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?>
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// wrapper for <?php echo $func_name; ?>
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function x_<?php echo $func_name; ?>() {
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sajax_do_call("<?php echo $func_name; ?>",
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x_<?php echo $func_name; ?>.arguments);
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}
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<?php
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$html = ob_get_contents();
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ob_end_clean();
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return $html;
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}
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function sajax_show_one_stub($func_name) {
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echo sajax_get_one_stub($func_name);
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}
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/**
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* export user functions to sajax ...
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*
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*/
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function sajax_export() {
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$n = func_num_args();
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for ($i = 0; $i < $n; $i++) {
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$this->sajax_export_list[] = func_get_arg($i);
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}
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}
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function sajax_get_javascript()
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{
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$html = "";
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if (! $this->sajax_js_has_been_shown) {
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$html .= $this->sajax_get_common_js();
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$this->sajax_js_has_been_shown = 1;
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}
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foreach ($this->sajax_export_list as $func) {
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$html .= $this->sajax_get_one_stub($func);
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}
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return $html;
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}
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function sajax_show_javascript()
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{
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echo $this->sajax_get_javascript();
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}
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} // End sajax class
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?>
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