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Favor_stu.php
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<?php
if (isset($_COOKIE["cur_user"])) {
setcookie("cur_user", $_COOKIE["cur_user"], time() + 3600);
setcookie("cur_sid", $_COOKIE["cur_sid"], time() + 3600);
} else {
echo <<<EOF
<script>alert("You need to log in!")</script>
EOF;
echo <<<EOF
<script>url="index.php";window.location.href=url;</script>
EOF;
}
?>
<!--检测是否登陆-->
<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>我的关注</title>
<!--我的关注-->
<link rel="stylesheet" href="bootstrap_min.css">
<style>
#no-result-warning {
font-family: Sansation, sans-serif;
color: gray;
}
.hide {
display: none;
}
</style>
</head>
<body>
<nav class="navbar navbar-expand-md navbar-dark bg-dark">
<div class="container-fluid">
<a class="navbar-brand" href="#">
<span>Beijing Institute of Technology</span>
</a>
<button class="navbar-toggler" type="button" data-bs-toggle="collapse"
data-bs-target="#navbarSupportedContent"
aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link" aria-current="page" href="mainframe_stu.php">全校课程信息</a>
</li>
<li class="nav-item">
<a class="nav-link active" href="Favor_stu.php">我的关注</a>
</li>
<li class="nav-item">
<a href="stu_ad.php" class="nav-link">通知公告</a>
</li>
</ul>
<form class="d-flex" method="get" action="#">
<input class="form-control me-2" type="search" placeholder="Search" name="keyword">
<!-- <button class="btn btn-outline-success me-2" type="submit">Search</button>-->
<a href="#" width="200px" height="200px">
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="40" fill="currentColor" class="bi bi-search icon d-block" viewBox="0 0 16 16">
<path d="M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.1zM12 6.5a5.5 5.5 0 1 1-11 0 5.5 5.5 0 0 1 11 0z"/>
</svg>
</a>
</form>
         
<form action="HomePage.php" method="post" class="d-flex">
<button class="btn btn-primary" type="submit">个人中心</button>
</form>
</div>
</div>
</nav>
<!--navbar导航栏-->
<!--<nav class="navbar navbar-expand-md navbar-blue bg-blue">-->
<!-- <form class="col-md">-->
<!-- <section>-->
<!-- <div class="container">-->
<!-- <table class="table">-->
<!-- <thead>-->
<!-- <tr>-->
<!-- <th>-->
<!-- <select class="form-control">-->
<!-- <option value="" selected="selected">课程分类</option>-->
<!-- <option>全部</option>-->
<!-- <option>体育课</option>-->
<!-- <option>校公选课</option>-->
<!-- <option>校实践课</option>-->
<!-- <option>辅修课</option>-->
<!-- <option>专业选修课</option>-->
<!-- </select>-->
<!-- </th>-->
<!-- <th>-->
<!-- <select class="form-control" >-->
<!-- <option value="" selected="selected">课程性质</option>-->
<!-- <option>全部</option>-->
<!-- <option>社会与健康</option>-->
<!-- <option>科学与技术</option>-->
<!-- <option>艺术与文化</option>-->
<!-- <option>经济与管理</option>-->
<!-- <option>创新与发展</option>-->
<!-- </select>-->
<!-- </th>-->
<!---->
<!-- </tr>-->
<!-- </thead>-->
<!-- <tbody id="course-list">-->
<!-- </tbody>-->
<!-- </table>-->
<!---->
<!-- <h3 class="text-center hide" id="no-result-warning">Nothing Found</h3>-->
<!-- </div>-->
<!-- </section>-->
<!-- </form>-->
<!-- </div>-->
<!--</nav>-->
<section>
<div class="container">
<table class="table">
<thead>
<tr>
<th>课程编号</th>
<th>课程名称</th>
<th>任课教师</th>
<th>课程时间</th>
<th>课程属性</th>
<!-- <th>课程学分</th>-->
<th>关注人数</th>-
<th>   操作说明</th>
<!--设置一个table的head-->
</tr>
</thead>
<tbody id="course-add">
<!--设置一个table的body-->
</tbody>
</table>
</div>
</section>
<script src="bootstrap_bundle_min.js"></script>
<script src="popper_min.js"></script>
<script src="bootstrap_js.js"></script>
<script>
function add_course(cid, cname, cteacher, week_day, period,ccategory,cnum) {
let target_table = document.getElementById("course-add");
let new_tr = document.createElement("tr");
new_tr.id = cid;
let temp_cid = document.createElement("td");
temp_cid.classList.add("align-middle");
let wrapper_cid = document.createElement("div");
wrapper_cid.innerHTML = cid;
temp_cid.appendChild(wrapper_cid);
new_tr.appendChild(temp_cid);
let temp_cname = document.createElement("td");
temp_cname.classList.add("align-middle");
let wrapper_cname = document.createElement("div");
wrapper_cname.innerHTML = cname;
temp_cname.appendChild(wrapper_cname);
new_tr.appendChild(temp_cname);
let temp_cteacher = document.createElement("td");
temp_cteacher.classList.add("align-middle");
let wrapper_cteacher = document.createElement("div");
wrapper_cteacher.innerHTML = cteacher;
temp_cteacher.appendChild(wrapper_cteacher);
new_tr.appendChild(temp_cteacher);
let temp_ctime = document.createElement("td");
temp_ctime.classList.add("align-middle");
let wrapper_ctime = document.createElement("div");
wrapper_ctime.classList.add("align-middle");
wrapper_ctime.innerHTML = week_day + ", " + period;
temp_ctime.appendChild(wrapper_ctime);
new_tr.appendChild(temp_ctime);
let temp_ccategory = document.createElement("td");
temp_ccategory.classList.add("align-middle");
let wrapper_ccategory = document.createElement("div");
wrapper_ccategory.innerHTML = ccategory;
temp_ccategory.appendChild(wrapper_ccategory);
new_tr.appendChild(temp_ccategory);
let temp_cnum = document.createElement("td");
temp_cnum.classList.add("align-middle");
let wrapper_cnum = document.createElement("div");
wrapper_cnum.classList.add("align-middle");
wrapper_cnum.innerHTML = cnum;
temp_cnum.appendChild(wrapper_cnum);
new_tr.appendChild(temp_cnum);
let wrapper = document.createElement("td");
let form_view = document.createElement("form");
form_view.method = "get";
form_view.action = "CourseInfo.php";
let view_button = document.createElement("button");
view_button.innerHTML = "查看详情";
view_button.type = "submit";
view_button.classList.add("btn");
view_button.classList.add("btn-outline-info");
view_button.name = "courseID";
view_button.value = cid;
form_view.appendChild(view_button);
wrapper.appendChild(form_view);
new_tr.appendChild(wrapper);
//和maiframe界面不一样的地方，这里是取消关注
let form_choose = document.createElement("form");
form_choose.method = "get";
form_choose.action = "courseWithdraw.php";
let choose_button = document.createElement("button");
choose_button.innerHTML = "取消关注";
choose_button.type = "submit";
choose_button.classList.add("btn");
choose_button.classList.add("btn-outline-danger");
choose_button.classList.add("mt-1");
choose_button.name = "courseID";
choose_button.value = cid;
form_choose.appendChild(choose_button);
wrapper.appendChild(form_choose);
new_tr.appendChild(wrapper);
target_table.appendChild(new_tr);
}
</script>
</body>
</html>
<?php
if (isset($_COOKIE["cur_user"])) {
$week_name = array(
"1" => "Monday",
"2" => "Tuesday",
"3" => "Wednesday",
"4" => "Thursday",
"5" => "Friday",
"6" => "Saturday",
"7" => "Sunday",
);
//对应时间
$period_name = array(
"1" => "8:00 - 9:35",
"2" => "9:55 - 11:30",
"3" => "13:20 - 14:55",
"4" => "15:15 - 16:50",
"5" => "18:30 - 20:55",
);
//对应时间
$sid = $_COOKIE["cur_sid"];
$dsn = sprintf('mysql:host=localhost;dbname=main;charset=utf8;port=3306');
$userNaame = "root";
$password = "yry001223";
$conn = new PDO($dsn,$userNaame, $password);
// 搜索栏
if (isset($_GET["keyword"])) {
$keyword_filtered = htmlspecialchars(trim(stripslashes($_GET["keyword"])));
$keyword_filtered = preg_replace("/[^A-Za-z0-9\s\-]/", "", $keyword_filtered);
$sql_command = <<<EOF
select * from course where (
cname like '%$keyword_filtered%'
and
cid in (
select cid from choose where sid=?
)
)
EOF;
} else {
$sql_command = <<<EOF
select * from course where (
cid in (
select cid from choose where sid=?
)
)
EOF;
}
$sql_run = $conn->prepare($sql_command);
$sql_run->execute([$sid,]);
$conn = null;
//看看连接没有
$no_result = true;
foreach ($sql_run as $row) {
$temp_cid = $row["cid"];
$temp_cname = $row["cname"];
$temp_teacher = $row["cteacher"];
$temp_date = $row["ctime"];
$temp_cnum = $row["cnum"];
$temp_ccategory = $row["ccategory"];
$td1 = $week_name[substr($temp_date, 0, 1)];
$td2 = $period_name[substr($temp_date, 2)];
echo <<<EOF
<script>
<!--上传课程列表，显示-->
add_course("$temp_cid", "$temp_cname","$temp_teacher", "$td1", "$td2","$temp_ccategory","$temp_cnum");
console.log("$temp_cname");
</script>
EOF;
$no_result = false;
}
if ($no_result) {
echo <<<EOF
<script>
document.getElementById("no-result-warning").classList.remove("hide");
</script>
EOF;
}
}
?>