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<?
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require_once "../lib/db_open.inc.php";
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require_once "../lib/str_process.inc.php";
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require_once "./session_init.inc.php";
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require_once "./check_sub.inc.php";
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$data = json_decode(file_get_contents("php://input"), true);
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$sid = (isset($data["sid"]) ? intval($data["sid"]) : 0);
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$op = (isset($data["op"]) ? intval($data["op"]) : 0);
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$username = (isset($data["username"]) ? trim($data["username"]) : "");
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$type = (isset($data["type"]) && $data["type"] == "1" ? 1 : 0);
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$result_set = array(
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"return" => array(
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"code" => 0,
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"message" => "",
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"errorFields" => array(),
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)
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);
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header("Content-Type:application/json; charset=utf-8");
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// Validate input data
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if (!preg_match("/^[A-Za-z][A-Za-z0-9]{2,11}$/", $username))
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "username",
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"errMsg" => "用户名不符合格式要求",
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));
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}
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if ($result_set["return"]["code"] != 0)
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{
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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if (strcasecmp($username, $_SESSION["BBS_username"]) == 0)
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "master",
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"errMsg" => "不能对自己操作",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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if (!$_SESSION["BBS_priv"]->checkpriv($sid, S_MAN_M)
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|| ($type == 1 && (!$_SESSION["BBS_priv"]->checkpriv($sid, S_ADMIN))))
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "master",
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"errMsg" => "没有权限",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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// Begin transaction
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$rs = mysqli_query($db_conn, "SET autocommit=0");
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Mysqli error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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$rs = mysqli_query($db_conn, "BEGIN");
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Mysqli error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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// Check user status
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$sql = "SELECT UID FROM user_list WHERE username = '$username' AND verified";
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$rs = mysqli_query($db_conn, $sql);
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Query user error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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if ($row = mysqli_fetch_array($rs))
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{
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$uid = $row["UID"];
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}
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else
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "username",
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"errMsg" => "用户不存在或尚未验证",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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mysqli_free_result($rs);
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// Check section status
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$sql = "SELECT SID FROM section_config INNER JOIN section_class
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WHERE SID = $sid AND section_config.enable AND section_class.enable";
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$rs = mysqli_query($db_conn, $sql);
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Query section master error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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if (mysqli_num_rows($rs) == 0)
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "master",
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"errMsg" => "版块不存在",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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mysqli_free_result($rs);
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// Check existing section master
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$has_major = false;
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$user_found = false;
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$sql = "SELECT UID, major FROM section_master
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WHERE SID = $sid AND enable AND (NOW() BETWEEN begin_dt AND end_dt)";
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$rs = mysqli_query($db_conn, $sql);
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Query section master error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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while ($row = mysqli_fetch_array($rs))
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{
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if ($uid == $row["UID"])
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{
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$user_found = true;
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}
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if (!$has_major && $row["major"])
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{
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$has_major = true;
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}
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}
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mysqli_free_result($rs);
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if ($user_found && $op == 1)
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "master",
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"errMsg" => "用户已经是版主",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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if ((!$user_found) && ($op == 2 || $op == 3))
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "master",
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"errMsg" => "未找到记录",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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switch($op)
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{
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case 1: // Appoint
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if ($type == 1 && $has_major)
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{
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "master",
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"errMsg" => "只能有一位正版主",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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$sql = "INSERT INTO section_master(UID, SID, begin_dt, end_dt, enable, major)
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VALUES($uid, $sid, NOW(), ADDDATE(NOW(), INTERVAL 6 MONTH), 1, $type)";
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$rs = mysqli_query($db_conn, $sql);
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Add section master error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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break; // case 1: Appoint
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case 2: // Dismiss
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$sql = "UPDATE section_master SET enable = 0, end_dt = NOW()
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WHERE UID = $uid AND SID = $sid AND enable
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AND (NOW() BETWEEN begin_dt AND end_dt)";
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$rs = mysqli_query($db_conn, $sql);
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Update section master error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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break; // case 2: Dismiss
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case 3: // Renew
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$sql = "UPDATE section_master SET end_dt = ADDDATE(end_dt, INTERVAL 6 MONTH)
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WHERE UID = $uid AND SID = $sid AND enable
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AND (NOW() BETWEEN begin_dt AND end_dt)";
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$rs = mysqli_query($db_conn, $sql);
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Update section master error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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break; // case 3 : Renew
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default: // Invalid Op
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$result_set["return"]["code"] = -1;
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array_push($result_set["return"]["errorFields"], array(
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"id" => "master",
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"errMsg" => "非法操作",
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));
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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break; // default: Invalid Op
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}
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// Commit transaction
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$rs = mysqli_query($db_conn, "COMMIT");
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if ($rs == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Mysqli error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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?>
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