256 lines
7.0 KiB
PHP
256 lines
7.0 KiB
PHP
<?php
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$OJ_CACHE_SHARE = true;
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$cache_time = 10;
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require_once('./include/cache_start.php');
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require_once('./include/db_info.inc.php');
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require_once('./include/setlang.php');
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require_once("./include/memcache.php");
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$view_title = $MSG_CONTEST . $MSG_RANKLIST;
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$title = "";
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require_once("./include/const.inc.php");
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require_once("./include/my_func.inc.php");
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// 当前用户的user_id
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$user_id=$_SESSION[$OJ_NAME.'_'.'user_id'];
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/************************ 数据库 *******************************/
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/**
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* 存储用户分享的代码
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* @param $title
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* @param $code
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* @param $user_id
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* @param $language
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* @return mixed
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*/
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function saveShareCode($title,$code,$language,$user_id){
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$sql = "INSERT INTO share_code(`user_id`,`title`,`share_code`,`language`,`share_time`) VALUES (?,?,?,?,NOW());";
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$rows = pdo_query($sql, $user_id, $title, $code, $language);
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return $rows;
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}
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/**
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* 查询某一sid 的详情
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* @param $OJ_MEMCACHE
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* @param $sid
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* @return mixed
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*/
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function getShareCodeBySid($OJ_MEMCACHE,$sid){
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if ($OJ_MEMCACHE) {
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$sql = "SELECT * FROM share_code where share_id = '$sid';";
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$share_info = mysql_query_cache($sql);
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} else {
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$sql = "SELECT * FROM share_code where share_id = ?";
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$share_info = pdo_query($sql, $sid);
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}
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return $share_info;
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}
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/**
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* 验证某个share_id 的 代码 是不是某个用户的
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* @param $sid
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* @param $user_id
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* @return bool
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*/
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function checkCodeOwner($sid, $user_id){
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$sql = "SELECT share_id FROM share_code WHERE user_id = ? AND share_id = ?";
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$result = pdo_query($sql, $user_id, $sid);
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if(count($result)==0){
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return false;
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}else {
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return true;
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}
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}
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/**
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* 删除某一个sid的代码
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* @param $sid
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* @param $user_id
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*/
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function deleteShareCodeBySid($sid, $user_id){
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$sql = "DELETE FROM share_code WHERE user_id = ? AND share_id = ?";
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pdo_query($sql, $user_id, $sid);
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}
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/**
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* 更新某一sid 的代码
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* @param $sid
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* @param $code
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* @param $language
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* @param $user_id
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* @return mixed
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*/
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function updateShareCodeBySid($sid, $title,$code, $language, $user_id) {
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$sql = "UPDATE share_code SET title=?,share_code = ?,`language` = ? WHERE share_id = ? AND user_id = ?";
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pdo_query($sql,$title, $code, $language, $sid, $user_id);
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return $sid;
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}
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/***************************** 路由 *******************************/
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// 如果有比赛正在进行，则不可用
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if(
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(isset($OJ_EXAM_CONTEST_ID)&&$OJ_EXAM_CONTEST_ID>0)||
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(isset($OJ_ON_SITE_CONTEST_ID)&&$OJ_ON_SITE_CONTEST_ID>0)||
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(isset($OJ_SHARE_CODE)&&!$OJ_SHARE_CODE)
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){
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$view_errors= "代码分享功能当前不可用！";
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require("template/".$OJ_TEMPLATE."/error.php");
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exit (0);
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}
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// 删除某一个分享的代码
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if(isset($_POST['delete'])) {
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$sid = $_POST['delete'];
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header('Content-Type:application/json');
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if (!isset($_SESSION[$OJ_NAME.'_'.'user_id'])){
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echo '{
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"status": "error",
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"msg": "请先登录！"
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}';
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}else {
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if(!checkCodeOwner($sid, $user_id)){
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echo '{
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"status": "error",
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"msg": "您没有权限删除！"
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}';
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}else {
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deleteShareCodeBySid($sid, $user_id);
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echo '{
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"status": "success",
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"msg": "删除成功！"
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}';
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}
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}
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exit(0);
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}
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// 查看分享的代码
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if(isset($_GET['sid'])){
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// share_id
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$sid = intval($_GET['sid']);
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$share_info = getShareCodeBySid($OJ_MEMCACHE,$sid);
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// 代码不存在
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if(count($share_info)==0){
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$view_errors= "该代码不存在！";
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require("template/".$OJ_TEMPLATE."/error.php");
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}else {
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//echo array_column($share_info,"user_id")[0] ;
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$sid = array_column($share_info,"share_id")[0];
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$author = array_column($share_info,"user_id")[0];
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$title = array_column($share_info,"title")[0];
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$language = array_column($share_info,"language")[0];
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$share_time = array_column($share_info,"share_time")[0];
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$view_src = array_column($share_info,"share_code")[0];
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if($author==$user_id){
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$readOnly = false;
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$isOwner = true;
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}else {
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$readOnly = true;
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}
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require("template/" . $OJ_TEMPLATE . "/sharecodepage.php");
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}
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exit(0);
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}
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// 存储提交代码，包括新提交以及修改提交
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if(isset($_POST['code'])) {
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if (!isset($_SESSION[$OJ_NAME.'_'.'user_id'])){
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$view_errors= "<a href=loginpage.php>$MSG_Login</a>";
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require("template/".$OJ_TEMPLATE."/error.php");
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}else {
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header('Content-Type:application/json');
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$vcode = $_POST['vcode'];
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if($_SESSION[$OJ_NAME.'_'."vcode"]==null||$vcode!= $_SESSION[$OJ_NAME.'_'."vcode"]||$vcode==""||$vcode==null){
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$_SESSION[$OJ_NAME.'_'."vcode"]=null;
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echo '{
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"status": "error",
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"msg": "验证码错误"
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}';
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}else {
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if(isset($_POST['sid'])) {
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$sid = $_POST['sid'];
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}
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$title = $_POST['title'];
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$code = $_POST['code'];
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$language = $_POST['language'];
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try {
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if(isset($_POST['sid'])) {
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$new_id = updateShareCodeBySid($sid,$title, $code, $language, $user_id);
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}else {
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$new_id = saveShareCode($title,$code, $language, $user_id);
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}
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}catch (Exception $e) {
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echo '{
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"status": "error",
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"msg": "系统繁忙"
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}';
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exit(0);
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}
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echo '{
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"status": "success",
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"msg": "添加成功！",
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"data": {
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"sid":'.$new_id.'
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}
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}';
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}
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}
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exit(0);
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}
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// 请求未带参数，直接进入代码提交页面
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if (empty($_GET)) {
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if (!isset($_SESSION[$OJ_NAME.'_'.'user_id'])){
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$view_errors= "<a href=loginpage.php>$MSG_Login</a>";
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require("template/".$OJ_TEMPLATE."/error.php");
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}else {
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$readOnly = false;
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require("template/" . $OJ_TEMPLATE . "/sharecodepage.php");
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}
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exit(0);
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}
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// json 请求时
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if (isset($_GET['type'])&&$_GET['type']=='json') {
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header('Content-Type:application/json');
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if(isset($_GET['list'])&&$_GET['list']=='submit'){
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$subList = getSubmitByCid($OJ_MEMCACHE,$cid);
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$problemMap = getProblemMapByCid($OJ_MEMCACHE,$cid);
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$arr = array();
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for($i=0;$i<count($subList);$i++){
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$arr[$i] = submit2Array($subList[$i],$problemMap);
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}
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echo json_encode($arr);
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}else if(isset($_GET['list'])&&$_GET['list']=='team'){
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$teamList = getTeamByCid($OJ_MEMCACHE,$cid);
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$arr = array();
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for($i=0;$i<count($teamList);$i++){
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$arr[$i] = team2Array($teamList[$i]);
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}
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echo json_encode($arr);
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}
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exit(0);
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}
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/////////////////////////Common foot
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if (file_exists('./include/cache_end.php'))
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require_once('./include/cache_end.php');
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?>
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