Apr
19
通过sajax_show_javascript()输出所有用到的js代码
在浏览器端可以看到这样的源代码.
<html>
<head>
<title>Show Server's Date</title>
<script>
// remote scripting library
// (c) copyright 2005 modernmethod, inc
var sajax_debug_mode = false;
var sajax_request_type = "GET";
var sajax_target_id = "";
var sajax_failure_redirect = "";
function sajax_debug(text) {
if (sajax_debug_mode)
alert(text);
}
function sajax_init_object() {
sajax_debug("sajax_init_object() called..")
var A;
var msxmlhttp = new Array(
'Msxml2.XMLHTTP.5.0',
'Msxml2.XMLHTTP.4.0',
'Msxml2.XMLHTTP.3.0',
'Msxml2.XMLHTTP',
'Microsoft.XMLHTTP');
for (var i = 0; i < msxmlhttp.length; i++) {
try {
A = new ActiveXObject(msxmlhttp[i]);
} catch (e) {
A = null;
}
}
if(!A && typeof XMLHttpRequest != "undefined")
A = new XMLHttpRequest();
if (!A)
sajax_debug("Could not create connection object.");
return A;
}
var sajax_requests = new Array();
function sajax_cancel() {
for (var i = 0; i < sajax_requests.length; i++)
sajax_requests[i].abort();
}
function sajax_do_call(func_name, args) {
var i, x, n;
var uri;
var post_data;
var target_id;
sajax_debug("in sajax_do_call().." + sajax_request_type + "/" + sajax_target_id);
target_id = sajax_target_id;
if (typeof(sajax_request_type) == "undefined" || sajax_request_type == "")
sajax_request_type = "GET";
uri = "/sajax/example_date.php";
if (sajax_request_type == "GET") {
if (uri.indexOf("?") == -1)
uri += "?rs=" + escape(func_name);
else
uri += "&rs=" + escape(func_name);
uri += "&rst=" + escape(sajax_target_id);
uri += "&rsrnd=" + new Date().getTime();
for (i = 0; i < args.length-1; i++)
uri += "&rsargs[]=" + escape(args[i]);
post_data = null;
}
else if (sajax_request_type == "POST") {
post_data = "rs=" + escape(func_name);
post_data += "&rst=" + escape(sajax_target_id);
post_data += "&rsrnd=" + new Date().getTime();
for (i = 0; i < args.length-1; i++)
post_data = post_data + "&rsargs[]=" + escape(args[i]);
}
else {
alert("Illegal request type: " + sajax_request_type);
}
x = sajax_init_object();
if (x == null) {
if (sajax_failure_redirect != "") {
location.href = sajax_failure_redirect;
return false;
} else {
sajax_debug("NULL sajax object for user agent:\n" + navigator.userAgent);
return false;
}
} else {
x.open(sajax_request_type, uri, true);
// window.open(uri);
sajax_requests[sajax_requests.length] = x;
if (sajax_request_type == "POST") {
x.setRequestHeader("Method", "POST " + uri + " HTTP/1.1");
x.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
}
x.onreadystatechange = function() {
if (x.readyState != 4)
return;
sajax_debug("received " + x.responseText);
var status;
var data;
var txt = x.responseText.replace(/^\s*|\s*$/g,"");
status = txt.charAt(0);
data = txt.substring(2);
if (status == "") {
// let's just assume this is a pre-response bailout and let it slide for now
} else if (status == "-")
alert("Error: " + data);
else {
if (target_id != "")
document.getElementById(target_id).innerHTML = eval(data);
else {
try {
var callback;
var extra_data = false;
if (typeof args[args.length-1] == "object") {
callback = args[args.length-1].callback;
extra_data = args[args.length-1].extra_data;
} else {
callback = args[args.length-1];
}
callback(eval(data), extra_data);
} catch (e) {
sajax_debug("Caught error " + e + ": Could not eval " + data );
}
}
}
}
}
sajax_debug(func_name + " uri = " + uri + "/post = " + post_data);
x.send(post_data);
sajax_debug(func_name + " waiting..");
delete x;
return true;
}
// wrapper for show_now
function x_show_now() {
sajax_do_call("show_now",
x_show_now.arguments);
}
function show_me(date_server) {
document.getElementById("date_div").innerHTML = date_server;
}
function get_date() {
//put the return of php's show_now func
//to the javascript show_me func as a parameter
x_show_now(show_me);
//do it every 1 second
setTimeout("get_date()", 1000);
}
</script>
</head>
<body onload="get_date();">
Server date: <div id="date_div">(loading...)</div>
</body>
</html>
所以都系用别人写好咖。然后自己修改