pushState
不发出请求,它只是更改 url 并存储新的历史记录条目。考虑这个概念,刷新或书签是不可能的,因为服务器总是会做一个请求。需要一个服务器端解决方案。
经过几个小时的搜索,我找到了一个解决方案,每个调用都必须重定向index.php
到让 PHP 处理请求。
rewrite ^/(.*)$ /index.php?page=$1 last
我不确切知道该文件应该如何让网站刷新或为页面添加书签。有人可以帮助我吗?我举了一个例子来帮助澄清。
索引.html
<!DOCTYPE html>
<html>
<head>
<meta charset = "utf-8">
<title>History API</title>
<script>
function ajax (url, callback) {
var conection = new XMLHttpRequest ();
conection.open ("GET", url, true);
conection.setRequestHeader ("X-Requested-With", "XMLHttpRequest");
conection.send (null);
conection.onreadystatechange = function () {
if (conection.readyState === 4) {
if (conection.status === 200) {
callback (conection.responseText);
}
else if (conection.status === 404) {
alert ("Page not found !");
}
else {
alert ("Error !");
}
}
}
}
window.addEventListener ("popstate", function (event) {
var state = event.state;
if (state) {
document.getElementById ("content").innerHTML = state["content"];
}
});
document.addEventListener ("DOMContentLoaded", function () {
var content = document.getElementById ("content");
var menu = document.getElementById ("menu");
menu.addEventListener ("click", function (event) {
var target = event.target;
if (target.nodeName === "A") {
ajax (target.href, function (result) {
history.pushState ({"content": result}, target.innerHTML, target.href);
content.innerHTML = result;
});
event.preventDefault ();
}
});
});
</script>
<style>
body {
width: 400px;
}
div {
border: 1px solid black;
padding: 10px;
}
</style>
</head>
<body>
<div id = "menu">
<a href = "page1.html">Page 1</a>
<a href = "page2.html">Page 2</a>
</div>
<div id = "content"></div>
</body>
</html>
索引.php
<?php
isset ($_GET["page"]) or exit ("Error !");
$page = $_GET["page"];
// Ajax request
if (isset ($_SERVER["HTTP_X_REQUESTED_WITH"]) && strtolower ($_SERVER["HTTP_X_REQUESTED_WITH"]) === "xmlhttprequest") {
if (file_exists ($page)) {
require_once ($page);
}
else {
header ("HTTP/1.1 404 Not Found");
}
}
else {
require_once ("index.html");
}
?>
page1.html
你好,我是Page 1。很高兴认识你。
page2.html
嗨,兄弟。我是第2页。
点击(确定)
刷新(失败)