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index.php
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index.php
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<?php
require_once('conf/constant.php');
require_once('conf/db_link.php');
if (!isset($_SESSION)){
session_start();
}
if (isset($_SESSION['user'])){
if (!$db_link_user = get_connection()){
//some code...
exit;
}
$sql_user = 'select username from user where id=' . $_SESSION['user'];
$username = '';
if ($res_user = mysqli_query($db_link_user, $sql_user)){
if ($datarow_user = mysqli_fetch_array($res_user)){
$username = $datarow_user['username'];
}
mysqli_free_result($res_user);
mysqli_close($db_link_user);
}else{
//some code...
mysqli_close($db_link_user);
exit;
}
}
/**
*select panel id order by subjects counts
*/
if (!$db_link_panel_id = get_connection()){
//some code...
exit;
}
$sql_panel_id = 'select count(panel_id), panel_id from subject group by panel_id';
$panels_arr = array();
if ($res_panel_id = mysqli_query($db_link_panel_id, $sql_panel_id)){
while ($datarow_panel_id = mysqli_fetch_array($res_panel_id)){
$panel_id_arr = array();
$panel_id_arr['count'] = $datarow_panel_id[0];
$panel_id_arr['panel_id'] = $datarow_panel_id[1];
$panels_arr[] = $panel_id_arr;
}
mysqli_free_result($res_panel_id);
mysqli_close($db_link_panel_id);
}else{
mysqli_close($db_link_panel_id);
echo -2;
//some code...
exit;
}
function cmp($a, $b){
if ($a['count'] == $b['count']){
return 0;
}
return $a['count'] > $b['count'] ? -1 : 1;
}
usort($panels_arr, 'cmp');
foreach ($panels_arr as $k=>$p){
if (!$db_link_panel_name = get_connection()){
echo -1;
//some code...
exit;
}
$sql_panel_name = 'select name, display_name from panel where id=' . $p['panel_id'];
if ($res_panel_name = mysqli_query($db_link_panel_name, $sql_panel_name)){
if ($datarow_panel_name = mysqli_fetch_array($res_panel_name)){
$panels_arr[$k]['name'] = $datarow_panel_name['name'];
$panels_arr[$k]['display_name'] = $datarow_panel_name['display_name'];
}
mysqli_free_result($res_panel_name);
mysqli_close($db_link_panel_name);
}else{
mysqli_close($db_link_panel_name);
echo -2;
//some code...
exit;
}
}
/**
*count of all subjects
*/
if (!$db_link_count = get_connection()){
//some code...
exit;
}
$sql_count = 'select count(id) from subject';
$subjects_count = 0;
if ($res_count = mysqli_query($db_link_count, $sql_count)){
if ($datarow_count = mysqli_fetch_array($res_count)){
$subjects_count = $datarow_count[0];
}
mysqli_free_result($res_count);
mysqli_close($db_link_count);
}else{
mysqli_close($db_link_count);
//some code...
exit;
}
$page = 1;
$count = 25;
$has_next_page = true;
if (isset($_GET['page'])){
$page = intval($_GET['page']);
}
if (isset($_GET['count'])){
$count = intval($_GET['count']);
}
if ($page * $count >= $subjects_count){
$has_next_page = false;
}
if (!$db_link = get_connection()){
//some code...
echo -1;
exit;
}
$sql = 'select subject_id from subject_score order by score desc,subject_id desc limit ' . ($count * ($page - 1)) . ',' . $count;
$subject_ids_arr = array();
if ($res = mysqli_query($db_link, $sql)){
while ($datarow = mysqli_fetch_array($res)){
$subject_ids_arr[] = $datarow['subject_id'];
}
mysqli_free_result($res);
mysqli_close($db_link);
}else{
mysqli_close($db_link);
//some code...
echo -2;
exit;
}
$subjects_arr = array();
foreach ($subject_ids_arr as $subject_id){
if (!$db_link_subject = get_connection()){
//some code...
exit;
}
$sql_subject = 'select * from subject where id=' . $subject_id;
if ($res_subject = mysqli_query($db_link_subject, $sql_subject)){
if ($datarow_subject = mysqli_fetch_array($res_subject)){
$subject = array();
$subject['id'] = $datarow_subject['id']; //id
$user_id = $datarow_subject['user_id'];
if (!$db_link_user = get_connection()){
//some code...
echo -1;
exit;
}
$sql_user = 'select username from user where id=' . $user_id;
if ($res_user = mysqli_query($db_link_user, $sql_user)){
if ($datarow_user = mysqli_fetch_array($res_user)){
$subject['username'] = $datarow_user['username']; //username
}
mysqli_free_result($res_user);
mysqli_close($db_link_user);
}else{
mysqli_close($db_link_user);
//some code...
echo -2;
exit;
}
$subject['title'] = $datarow_subject['title'];
$subject['link'] = $datarow_subject['link'];
$subject['from_url'] = $datarow_subject['from_url'];
$panel_id = $datarow_subject['panel_id'];
if (!$db_link_panel = get_connection()){
//some code...
echo -1;
exit;
}
$sql_panel = 'select name from panel where id=' . $panel_id;
if ($res_panel = mysqli_query($db_link_panel, $sql_panel)){
if ($datarow_panel = mysqli_fetch_array($res_panel)){
$subject['panel'] = $datarow_panel['name'];
}
mysqli_free_result($res_panel);
mysqli_close($db_link_panel);
}else{
mysqli_close($db_link_panel);
//some code...
echo -2;
exit;
}
$up = $datarow_subject['up'];
$down = $datarow_subject['down'];
$subject['voted'] = intval($up) - intval($down);
$sub_time = $datarow_subject['sub_time'];
$time_diff = time() - intval($sub_time);
if ($time_diff < 60){
$subject['time'] = floor($time_diff) . '秒';
}elseif (3600 > $time_diff && $time_diff >= 60){
$subject['time'] = floor($time_diff / 60) . '分钟';
}elseif ((24 * 60 * 60) > $time_diff && $time_diff >= 3600){
$subject['time'] = floor($time_diff / (60 * 24)) . '小时';
}elseif ($time_diff >= (24 * 60 * 60)){
$subject['time'] = floor($time_diff / (60 * 60 * 24)) . '天';
}
if (!$db_link_comment = get_connection()){
//some code...
exit;
}
$sql_comment = 'select count(id) from comment where subject_id=' . $subject['id'];
if ($res_comment = mysqli_query($db_link_comment, $sql_comment)){
if ($datarow_comment = mysqli_fetch_array($res_comment)){
$subject['comments_count'] = $datarow_comment[0];
}
mysqli_free_result($res_comment);
mysqli_close($db_link_comment);
}else{
//some code...
mysqli_close($db_link_comment);
}
if (isset($_SESSION['user'])){
if (!$db_link_subject_vote = get_connection()){
//some code...
exit;
}
$sql_subject_vote = 'select vote from subject_vote where subject_id=' . $subject['id'] . ' and user_id=' . $_SESSION['user'];
if ($res_subject_vote = mysqli_query($db_link_subject_vote, $sql_subject_vote)){
if ($datarow_subject_vote = mysqli_fetch_array($res_subject_vote)){
$subject['vote'] = $datarow_subject_vote['vote'];
}
mysqli_free_result($res_subject_vote);
mysqli_close($db_link_subject_vote);
}else{
mysqli_close($db_link_subject_vote);
//some code...
exit;
}
}
$subjects_arr[] = $subject;
}
mysqli_free_result($res_subject);
mysqli_close($db_link_subject);
}else{
mysqli_close($db_link_subject);
}
}
?>
<!DOCTYPE>
<html lang="zh-CN">
<head>
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
<meta charset="UTF-8">
<link rel="stylesheet" href="css/includes/global.css">
<link rel="stylesheet" href="css/includes/header.css">
<link rel="stylesheet" href="css/includes/side.css">
<link rel="stylesheet" href="css/index.css">
</head>
<body>
<div id="header">
<div id="header-top-area">
<div>
<a class="header-top-area-active" href="./">首页</a>
<span>-</span>
<a href="s/all/">所有</a>
<span>-</span>
<a href="s/random/">随机</a>
</div>
<span>|</span>
<div>
<?php
foreach ($panels_arr as $k=>$p){
if ($k > 0){
?>
<span>-</span>
<?php
}
?>
<a href="s/<?=$p['name']?>/"><?=$p['display_name']?></a>
<?php
}
?>
</div>
</div>
<div id="c-header">
<div id="title">
<a id="site-title" href="./">
Sailing<!--img-->
</a>
</div>
<div id="menu">
<ul>
<li class="menu-active"><a href="./">热门</a></li>
<li><a href="new/">最新</a></li>
<li><a href="rising/">好评上升中</a></li>
<li><a href="controversial/">具争议的</a></li>
<li><a href="top/">头等</a></li>
<li><a href="gilded/">精选</a></li>
<li><a href="wiki/index/">wiki</a></li>
</ul>
</div>
<?php
if (!isset($_SESSION['user'])){
?>
<div id="header-sign-in">
<span>想要加入?<a href="login/"> 注册或登录帐号 </a>不用几秒钟</span>
</div>
<?php
}else{
?>
<div id="header-signed-in">
<span><?=$username?><span id="split">|</span><a href="script/logout/logout.php">登出</a></span>
</div>
<?php
}
?>
</div>
</div>
<div id="content">
<div id="c-content">
<div id="side">
<div class="spacer">
<input type="text" placeholder="搜索" id="search">
</div>
<?php
if (!isset($_SESSION['user'])){
?>
<div class="spacer" id="side-sign-in">
<form id="side-login" method="post" action="javascript:void(0);" onsubmit="return false;">
<input name="username" type="text" placeholder="用户名" maxlength="20"><input
name="passwd" type="password" placeholder="密码">
<div>
<div id="remember-and-recover">
<input id="remember" type="checkbox" name="remember">
<label for="remember">记住我</label>
<a id="recover" href="">重设密码</a>
</div>
<div>
<input type="submit" value="登入" onclick="sideLogin();">
</div>
</div>
</form>
</div>
<?php
}
?>
<div class="spacer">
<a class="new-btn" id="new-link" href="submit/?type=link">发表新链接</a>
</div>
<div class="spacer">
<a class="new-btn" id="new-sub" href="submit/">发表新文章</a>
</div>
<div class="spacer">
<a class="new-btn" id="new-panel">建立新看板</a>
</div>
</div>
<div id="subjects">
<?php
foreach($subjects_arr as $i=>$subject){
?>
<div class="spacer">
<span class="num"><?=$i + 1?></span>
<div class="unvoted">
<?php
if (isset($subject['vote']) && $subject['vote'] == 1){
?>
<div class="arrow up upvoted" id="up-subject<?=$subject['id']?>"
onclick="cancelUpSubject(<?=(isset($_SESSION['user']) ? $_SESSION['user'] : 0)?>, <?=$subject['id']?>);"></div>
<?php
}else{
?>
<div class="arrow up" id="up-subject<?=$subject['id']?>"
onclick="upSubject(<?=(isset($_SESSION['user']) ? $_SESSION['user'] : 0)?>, <?=$subject['id']?>);"></div>
<?php
}
?>
<?php
if (isset($subject['vote']) && $subject['vote'] == -1){
?>
<div class="score active" id="dislikes<?=$subject['id']?>"><?=$subject['voted']?></div>
<div class="score" id="unvoted<?=$subject['id']?>"><?=$subject['voted'] + 1?></div>
<div class="score" id="likes<?=$subject['id']?>"><?=$subject['voted'] + 2?></div>
<?php
}elseif (isset($subject['vote']) && $subject['vote'] == 1){
?>
<div class="score" id="dislikes<?=$subject['id']?>"><?=$subject['voted'] - 2?></div>
<div class="score" id="unvoted<?=$subject['id']?>"><?=$subject['voted'] - 1?></div>
<div class="score active" id="likes<?=$subject['id']?>"><?=$subject['voted']?></div>
<?php
}else{
?>
<div class="score" id="dislikes<?=$subject['id']?>"><?=$subject['voted'] - 1?></div>
<div class="score active" id="unvoted<?=$subject['id']?>"><?=$subject['voted']?></div>
<div class="score" id="likes<?=$subject['id']?>"><?=$subject['voted'] + 1?></div>
<?php
}
?>
<?php
if (isset($subject['vote']) && $subject['vote'] == -1){
?>
<div class="arrow down downvoted" id="down-subject<?=$subject['id']?>"
onclick="cancelDownSubject(<?=(isset($_SESSION['user']) ? $_SESSION['user'] : 0)?>, <?=$subject['id']?>);"></div>
<?php
}else{
?>
<div class="arrow down" id="down-subject<?=$subject['id']?>"
onclick="downSubject(<?=(isset($_SESSION['user']) ? $_SESSION['user'] : 0)?>, <?=$subject['id']?>);"></div>
<?php
}
?>
</div>
<div class="entry">
<p class="c-title">
<?php
if ($subject['link'] == ''){
?>
<a class="title" href="<?=HOST?>/s/<?=$subject['panel']?>/comments/subject?subject=<?=$subject['id']?>">
<?php
}else{
?>
<a class="title" href="http://<?=$subject['link']?>">
<?php
}
?>
<?=$subject['title']?>
</a>
<span class="domain">
<a>(<?=$subject['from_url']?>)</a>
</span>
</p>
<p class="tagline">
<time><?=$subject['time']?></time>
前被
<a class="author"><?=$subject['username']?></a>
提交到
<a class="subto" href="<?=HOST?>/s/<?=strtolower($subject['panel'])?>">/s/<?=$subject['panel']?></a>
</p>
<p class="subtagline">
<a class="comments" href="<?=HOST?>/s/<?=strtolower($subject['panel'])?>/comments/subject?subject=<?=$subject['id']?>"><?=($subject['comments_count'] == 0 ? '' : $subject['comments_count'])?>留言</a>
</p>
</div>
</div>
<?php
}
?>
</div>
<?php
if ($has_next_page || $page > 1){
?>
<div class="nav-btns">
<div class="next-page">
<span>继续阅读:</span>
<?php
if ($page > 1){
?>
<a href="./?page=<?=$page - 1?>&count=<?=$count?>">‹ 上一页</a>
<?php
}
if ($page > 1 && $has_next_page){
?>
<span class="division"></span>
<?php
}
if ($has_next_page){
?>
<a href="./?page=<?=$page + 1?>&count=<?=$count?>">下一页 ›</a>
<?php
}
?>
</div>
</div>
<?php
}
?>
</div>
</div>
<script src="js/xmlhttp.js"></script>
<script src="js/sideLogin.js"></script>
<script src="js/sailing.js"></script>
</body>
</html>