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<?php
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require_once "../lib/db_open.inc.php";
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require_once "./session_init.inc.php";
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$data = json_decode(file_get_contents("php://input"), true);
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$id = (isset($data["id"]) ? intval($data["id"]) : 0);
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$fid_set = (isset($data["fid"]) ? intval($data["fid"]) : -2);
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$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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if (!isset($_SESSION["BBS_uid"]) || $_SESSION["BBS_uid"] == 0)
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{
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$result_set["return"]["code"] = -1;
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$result_set["return"]["message"] = "没有登录";
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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if ($fid_set < -1)
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{
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$result_set["return"]["code"] = -1;
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$result_set["return"]["message"] = "参数错误";
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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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$sql = "SELECT SID, gen_ex, FID FROM bbs
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LEFT JOIN ex_file ON bbs.AID = ex_file.AID
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WHERE bbs.AID = $id AND TID = 0
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AND visible AND excerption";
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$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 article 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($rs))
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{
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$sid = $row["SID"];
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$fid = ($row["gen_ex"] ? $row["FID"] : -1);
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}
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else
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{
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$result_set["return"]["code"] = -1;
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$result_set["return"]["message"] = "文章不存在";
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mysqli_close($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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if (!($_SESSION["BBS_priv"]->checkpriv($sid, S_POST | S_MAN_S)))
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{
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$result_set["return"]["code"] = -1;
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$result_set["return"]["message"] = "没有权限";
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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 ($fid == $fid_set)
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{
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$result_set["return"]["code"] = -1;
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$result_set["return"]["message"] = "没有改动";
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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$sql = "DELETE FROM ex_file WHERE AID = $id";
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$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"] = "Delete ex_file error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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if ($fid_set > 0)
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{
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$sql = "SELECT FID FROM ex_dir WHERE FID = $fid_set AND SID = $sid AND enable";
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$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 ex_dir 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($rs))
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{
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$sql = "INSERT INTO ex_file(AID, FID) VALUES($id, $fid_set)";
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$ret = mysqli_query($db_conn, $sql);
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if ($ret == false)
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{
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$result_set["return"]["code"] = -2;
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$result_set["return"]["message"] = "Add ex_dir error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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}
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else
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{
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$result_set["return"]["code"] = -1;
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$result_set["return"]["message"] = "目录选择有误";
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mysqli_close($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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}
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$sql = "UPDATE bbs SET gen_ex = " . ($fid_set >= 0 ? 1 : 0) .
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", static = 0 WHERE (AID = $id OR TID = $id) AND excerption";
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$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 article error: " . mysqli_error($db_conn);
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mysqli_close($db_conn);
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exit(json_encode($result_set));
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}
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// Commit transaction
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$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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