From 94f36f009a4c32f3a58eda900937d788bbb25583 Mon Sep 17 00:00:00 2001 From: 2804685987 <70058256+2804685987@users.noreply.github.com> Date: Fri, 10 Dec 2021 01:04:41 +0800 Subject: [PATCH] PHP --- public/funtion.php | 290 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 290 insertions(+) create mode 100644 public/funtion.php diff --git a/public/funtion.php b/public/funtion.php new file mode 100644 index 0000000..a1d561a --- /dev/null +++ b/public/funtion.php @@ -0,0 +1,290 @@ + mysqli_connect_error(), + 'info' => 'MYSQL数据库连接失败', //消息提示，客户端常会用此作为给弹窗信息。 + 'code' => -108, //成功与失败的代码，一般都是正数或者负数 + ); + echo(json_encode($output)); + exit($output['code']); + } + + return $conn; + + } + + ////来源：https://www.wxapp-union.com/portal.php?mod=view&aid=2279&utm_source=blog.csdn + /* + 输入值： string：加密的字符串变量 + + 返回值: 连接失败 -108 + */ + function strdecode($string) { + $key = md5('011124'); ///加密秘钥 + $string = base64_decode($string); + $len = strlen($key); + $code = ''; + for ($i = 0; $i < strlen($string); $i++) { + $k = $i % $len; + $code .= $string [$i] ^ $key [$k]; + } + return base64_decode($code); + } + + + + + function getcurl($url) //curl用法 + { + $curl = curl_init(); // 启动一个CURL会话 + curl_setopt($curl, CURLOPT_URL, $url); + curl_setopt($curl, CURLOPT_HEADER, 0); + curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); + curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); // 跳过证书检查 + // curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, true); // 从证书中检查SSL加密算法是否存在 + $tmpInfo = curl_exec($curl); //返回api的json对象 + //关闭URL请求 + curl_close($curl); + return $tmpInfo; + } + + function getOpenId($code) //获取Wx的openID + { + + //获取ID https://mp.weixin.qq.com/wxamp/devprofile/get_profile?token=1303764361&lang=zh_CN + $appid = "wxa31da9cde1c3f4d3";//你的ID + $appsecret = "09d27be3fee8c040d320faa04a41b46b";//你的密码 + $grant_type = "authorization_code"; //授权（必填） + + // 拼接url + $url = "https://api.weixin.qq.com/sns/jscode2session?" . "appid=".$appid."&secret=".$appsecret."&js_code=".$code."&grant_type=".$grant_type; + $tmpInfo=getcurl($url);//curl访问 + + $json = json_decode($tmpInfo);//对json数据解码 + $res = get_object_vars($json); + + return $res; + + } + + + + + /* + 返回值: 连接失败 -102 + 成功 100 + 查询失败 -106 + + 传入值: + // code: 5分钟临时CODE, + // action: "login", + -------------------- + // stuID: 学号 + + */ + function login($openid) //获取ID 并进行数据库查询 + { + + $stuID = (trim($_GET['stuID'])); + $stuID = strdecode($stuID); + + $conn = mysql_Conn();//连接数据库 + + // 检测连接 + if (!$conn){ + //die("连接失败: " . mysqli_connect_error()); + $info= "连接失败: " . mysqli_connect_error(); + return [$result = NULL,$info,-102]; //返回result 和 info 未查询到用户信息的代码-100 + } + + // 使用 sql 查询记录 + //$openid ='oclcY5aHoJVAtcEK5qzBLeoEsU3Q'; + $sql = "SELECT * FROM `myguests` WHERE studentID = '$stuID' AND openid = '$openid'"; + $result = mysqli_query($conn, $sql); + $result = mysqli_fetch_assoc($result);//影响的结果 + mysqli_close($conn); + + + if ($result!=null) { //如果数据库中存在此用户的信息，则不需要重新获取 + $info= "OK"; + $a1=array("login"=>true); + $result = array_merge($result,$a1); //添加字段：已注册key regist + + return [$result,$info,100]; //返回result 和 info 正确查询到用户信息的代码200 + } + else + { + $info= "ERR"; + $result=array("studentID"=>NULL,"IDnumber"=>NULL,"name"=>NULL,"telephone"=>NULL,"dormitory"=>NULL,"login"=>false); + return [$result,$info,-106]; //返回result 和 info 未查询到用户信息的代码-104 + } + } + + + + /* + 返回值: 连接失败 -102 + 成功 200 + 已注册 -909 + 查询失败 -104 + + 传入值: + // code: 5分钟临时CODE, + // action: "query", + -------------------- + // stuID: 学号 + + */ + function query() //获取ID 并进行数据库查询 + { + $conn = mysql_Conn();//连接数据库 + // 检测连接 + if (!$conn){ + //die("连接失败: " . mysqli_connect_error()); + $info= "连接失败: " . mysqli_connect_error(); + return [$result = NULL,$info,-102]; //返回result 和 info 未查询到用户信息的代码-100 + } + + $stuID = (trim($_GET['stuID'])); + $sql = "SELECT * FROM `myguests` WHERE studentID = '$stuID'"; + $result = mysqli_query($conn, $sql); + $result = mysqli_fetch_assoc($result);//影响的结果 + + mysqli_close($conn); + + if ($result!=null) { //如果数据库中存在此用户的信息，则返回基本信息 + + if(empty($result["openid"])){ + //如果openID为空 表示账户还未注册 + + $info= "OK"; + $a2=array("query"=>true); + $result = array_merge($result,$a2); //添加字段：未注册key regist + $a2=array("a"=>"purple","b"=>"orange"); + return [$result,$info,200]; //返回result 和 info 正确查询到用户信息的代码200 + + }else{ + //如果openID不为空 表示账户已注测 + $info = "already register"; + $result=array("studentID"=>NULL,"IDnumber"=>NULL,"name"=>NULL,"telephone"=>NULL,"dormitory"=>NULL,"query"=>false); + return [$result,$info,-909]; //返回result 和 info 未查询到用户信息的代码-100 + } + + } + else + { + $info = "ERR"; + $result=array("studentID"=>NULL,"IDnumber"=>NULL,"name"=>NULL,"telephone"=>NULL,"dormitory"=>NULL,"query"=>false); + return [$result,$info,-104]; //返回result 和 info 未查询到用户信息的代码-100 + } + + } + + + + + /* + 返回值: 连接失败 -102 + 成功 300 + 返回数据失败 -301 + 用户已经注册 -300 + + + 传入值: + // code: 5分钟临时CODE, + // action: "register", + --------------------- + // stuID: 学号, + // stuName:姓名, + // phoneNUM:手机号, + // DormitoryNum:宿舍号, + // sqlID:ID + + */ + function regist($openid) //绑定ID stuID= 学号 + { + //获取GET数据 (加密) + $stuID = (trim($_GET['stuID'])); + $stuName = (trim($_GET['stuName'])); + $phoneNUM = (trim($_GET['phoneNUM'])); + $DormitoryNum = (trim($_GET['DormitoryNum'])); + $sqlID = (trim($_GET['sqlID'])); + //解密数据 + $stuID = strdecode($stuID); + $stuName = strdecode($stuName); + $phoneNUM = strdecode($phoneNUM); + $DormitoryNum = strdecode($DormitoryNum); + $sqlID = strdecode($sqlID); + + + + $conn = mysql_Conn();//连接数据库 + + // 检测连接 + if (!$conn){ + //die("连接失败: " . mysqli_connect_error()); + $info= "连接失败: " . mysqli_connect_error(); + return [$result = NULL,$info,-102]; //返回result 和 info 未查询到用户信息的代码-100 + } + + $sql1= "UPDATE MyGuests SET openid='$openid' WHERE studentID='$stuID' AND id= '$sqlID' AND openid IS NULL "; + mysqli_query($conn, $sql1) or $info= "查询失败"; + $flag=mysqli_affected_rows($conn); //更新成功后，影响行数为 1 + + + + if ($flag){ + + + //// 使用 sql 查询记录 返回所有用户信息 + $sql = "SELECT * FROM `MyGuests` WHERE openid = '$openid' "; //$openid + $result = mysqli_query($conn, $sql); + $result = mysqli_fetch_assoc($result);//影响的结果 + mysqli_close($conn); + if (!$result) { + $info="返回数据失败"; + $code = -301; + $result = null; + return [$result,$info,$code]; + } + + $info= "插入数据段成功: "; + $code = 300; + $a1=array("regist"=>true); + $result = array_merge($result,$a1); //添加字段：已注册key regist + + + return [$result,$info,$code]; + //数据 信息 操作码 + + } + else { + $info="用户已经注册"; + $code = -300; + $result=array("regist"=>false); + return [$result,$info,$code]; + //数据 信息 操作码 + } + + + + + + } + +?>