//内部调用的，根据ID查询返回MessageForShow类型的函数
static public async Task <MessageForShow> InnerQuery(int message_id)
{
return(await Wrapper.wrap(async (OracleConnection conn) =>
{
//function FUNC_SHOW_MESSAGE_BY_ID(message_id in INTEGER, result out sys_refcursor)
//return INTEGER
string procedurename = "FUNC_SHOW_MESSAGE_BY_ID";
OracleCommand cmd = new OracleCommand(procedurename, conn);
cmd.CommandType = CommandType.StoredProcedure;
//Add return value
OracleParameter p1 = new OracleParameter();
p1 = cmd.Parameters.Add("state", OracleDbType.Int32);
p1.Direction = ParameterDirection.ReturnValue;
//Add first parameter message_id
OracleParameter p2 = new OracleParameter();
p2 = cmd.Parameters.Add("message_id", OracleDbType.Int32);
p2.Direction = ParameterDirection.Input;
p2.Value = message_id;
//Add second parameter search_result
OracleParameter p3 = new OracleParameter();
p3 = cmd.Parameters.Add("result", OracleDbType.RefCursor);
p3.Direction = ParameterDirection.Output;
//Get the result table
OracleDataAdapter DataAdapter = new OracleDataAdapter(cmd);
DataTable dt = new DataTable();
await Task.FromResult(DataAdapter.Fill(dt));
if (int.Parse(p1.Value.ToString()) == 0)
{
throw new Exception("failed");
}
MessageForShow infos = new MessageForShow();
infos.message_id = int.Parse(dt.Rows[0][0].ToString());
infos.message_content = dt.Rows[0][1].ToString();
infos.message_create_time = dt.Rows[0][2].ToString();
infos.message_like_num = int.Parse(dt.Rows[0][3].ToString());
infos.message_transpond_num = int.Parse(dt.Rows[0][4].ToString());
infos.message_comment_num = int.Parse(dt.Rows[0][5].ToString());
infos.message_view_num = int.Parse(dt.Rows[0][6].ToString());
infos.message_has_image = int.Parse(dt.Rows[0][7].ToString());
infos.message_sender_user_id = int.Parse(dt.Rows[0][8].ToString());
infos.message_heat = int.Parse(dt.Rows[0][9].ToString());
infos.message_image_count = int.Parse(dt.Rows[0][10].ToString() == "" ? "0" : dt.Rows[0][10].ToString());
infos.message_transpond_message_id = int.Parse(dt.Rows[0][11].ToString() == "" ? "0" : dt.Rows[0][11].ToString());
infos.message_topics = await TopicController.SearchTopicsInTwitter(infos.message_content);
infos.message_ats = await AtController.SearchAtsInTwitter(infos.message_content);
infos.message_image_urls = new string[infos.message_image_count];
for (int i = 0; i < infos.message_image_count; i++)
{
infos.message_image_urls = getMessageImageUrls(infos.message_id, infos.message_image_count);
}
return infos;
}));
}
public async Task <IActionResult> QueryFollowMessage([Required][FromBody] Range range)
{
int userId;
if (HttpContext.User.Identity.IsAuthenticated)
{
userId = int.Parse(HttpContext.User.Claims.First().Value);
}
else
{
RestfulResult.RestfulData rr = new RestfulResult.RestfulData();
rr.Code = 200;
rr.Message = "Need Authentication";
return(new JsonResult(rr));
}
return(await Wrapper.wrap(async (OracleConnection conn) =>
{
//function FUNC_SHOW_FOLLOW_MESSAGE(startFrom in INTEGER, limitation in INTEGER, userid in INTEGER, search_result out sys_refcursor)
//return INTEGER
string procedurename = "FUNC_SHOW_FOLLOW_MESSAGE";
OracleCommand cmd = new OracleCommand(procedurename, conn);
cmd.CommandType = CommandType.StoredProcedure;
//Add return value
OracleParameter p1 = new OracleParameter();
p1 = cmd.Parameters.Add("state", OracleDbType.Int32);
p1.Direction = ParameterDirection.ReturnValue;
//Add first parameter startFrom
OracleParameter p2 = new OracleParameter();
p2 = cmd.Parameters.Add("startFrom", OracleDbType.Int32);
p2.Direction = ParameterDirection.Input;
p2.Value = range.startFrom;
//Add second parameter limitation
OracleParameter p3 = new OracleParameter();
p3 = cmd.Parameters.Add("limitation", OracleDbType.Int32);
p3.Direction = ParameterDirection.Input;
p3.Value = range.limitation;
OracleParameter p4 = new OracleParameter();
p4 = cmd.Parameters.Add("userid", OracleDbType.Int32);
p4.Direction = ParameterDirection.Input;
p4.Value = userId;
//Add third parameter search_result
OracleParameter p5 = new OracleParameter();
p5 = cmd.Parameters.Add("search_result", OracleDbType.RefCursor);
p5.Direction = ParameterDirection.Output;
//Get the result table
OracleDataAdapter DataAdapter = new OracleDataAdapter(cmd);
DataTable dt = new DataTable();
await Task.FromResult(DataAdapter.Fill(dt));
if (int.Parse(p1.Value.ToString()) == 0)
{
throw new Exception("failed");
}
MessageForShow[] receivedTwitters = new MessageForShow[dt.Rows.Count];
for (int i = 0; i < dt.Rows.Count; i++)
{
receivedTwitters[i] = new MessageForShow();
receivedTwitters[i].message_id = int.Parse(dt.Rows[i][0].ToString());
receivedTwitters[i].message_content = dt.Rows[i][1].ToString();
receivedTwitters[i].message_create_time = dt.Rows[i][2].ToString();
receivedTwitters[i].message_like_num = int.Parse(dt.Rows[i][3].ToString());
receivedTwitters[i].message_transpond_num = int.Parse(dt.Rows[i][4].ToString());
receivedTwitters[i].message_comment_num = int.Parse(dt.Rows[i][5].ToString());
receivedTwitters[i].message_view_num = int.Parse(dt.Rows[i][6].ToString());
receivedTwitters[i].message_has_image = int.Parse(dt.Rows[i][7].ToString());
receivedTwitters[i].message_sender_user_id = int.Parse(dt.Rows[i][8].ToString());
receivedTwitters[i].message_heat = int.Parse(dt.Rows[i][9].ToString());
receivedTwitters[i].message_image_count = int.Parse(dt.Rows[i][10].ToString() == "" ? "0" : dt.Rows[i][10].ToString());
receivedTwitters[i].message_transpond_message_id = int.Parse(dt.Rows[i][11].ToString() == "" ? "0" : dt.Rows[i][11].ToString());
receivedTwitters[i].message_topics = await TopicController.SearchTopicsInTwitter(receivedTwitters[i].message_content);
receivedTwitters[i].message_ats = await AtController.SearchAtsInTwitter(receivedTwitters[i].message_content);
}
for (int i = 0; i < dt.Rows.Count; i++)
{
if (receivedTwitters[i].message_has_image == 1)
{
string path = @"wwwroot\Messages\" + receivedTwitters[i].message_id.ToString() + @"\";
receivedTwitters[i].message_image_urls =
getMessageImageUrls(receivedTwitters[i].message_id, receivedTwitters[i].message_image_count);
}
}
RestfulResult.RestfulArray <MessageForShow> rr = new RestfulResult.RestfulArray <MessageForShow>();
rr.Code = 200;
rr.Message = "success";
rr.Data = receivedTwitters;
return new JsonResult(rr);
}));
}
public async Task <IActionResult> Query([Required] int message_id)
{
//获得推特的详细信息
//无需验证登录态
//除了基本的推特信息以外，我们需要根据这条推特是否含有图，来把MessageForShow的图片url列表填好
return(await Wrapper.wrap(async (OracleConnection conn) =>
{
//function FUNC_SHOW_MESSAGE_BY_ID(message_id in INTEGER, result out sys_refcursor)
//return INTEGER
string procedurename = "FUNC_SHOW_MESSAGE_BY_ID";
OracleCommand cmd = new OracleCommand(procedurename, conn);
cmd.CommandType = CommandType.StoredProcedure;
//Add return value
OracleParameter p1 = new OracleParameter();
p1 = cmd.Parameters.Add("state", OracleDbType.Int32);
p1.Direction = ParameterDirection.ReturnValue;
//Add first parameter message_id
OracleParameter p2 = new OracleParameter();
p2 = cmd.Parameters.Add("message_id", OracleDbType.Int32);
p2.Direction = ParameterDirection.Input;
p2.Value = message_id;
//Add second parameter search_result
OracleParameter p3 = new OracleParameter();
p3 = cmd.Parameters.Add("result", OracleDbType.RefCursor);
p3.Direction = ParameterDirection.Output;
//Get the result table
OracleDataAdapter DataAdapter = new OracleDataAdapter(cmd);
DataTable dt = new DataTable();
await Task.FromResult(DataAdapter.Fill(dt));
if (int.Parse(p1.Value.ToString()) == 0)
{
throw new Exception("failed");
}
MessageForShow infos = new MessageForShow();
infos.message_id = int.Parse(dt.Rows[0][0].ToString());
infos.message_content = dt.Rows[0][1].ToString();
infos.message_create_time = dt.Rows[0][2].ToString();
infos.message_like_num = int.Parse(dt.Rows[0][3].ToString());
infos.message_transpond_num = int.Parse(dt.Rows[0][4].ToString());
infos.message_comment_num = int.Parse(dt.Rows[0][5].ToString());
infos.message_view_num = int.Parse(dt.Rows[0][6].ToString());
infos.message_has_image = int.Parse(dt.Rows[0][7].ToString());
infos.message_sender_user_id = int.Parse(dt.Rows[0][8].ToString());
infos.message_heat = int.Parse(dt.Rows[0][9].ToString());
infos.message_image_count = int.Parse(dt.Rows[0][10].ToString() == "" ? "0" : dt.Rows[0][10].ToString());
infos.message_transpond_message_id = int.Parse(dt.Rows[0][11].ToString() == "" ? "0" : dt.Rows[0][11].ToString());
infos.message_topics = await TopicController.SearchTopicsInTwitter(infos.message_content);
infos.message_ats = await AtController.SearchAtsInTwitter(infos.message_content);
if (infos.message_has_image == 1)
{
string path = @"wwwroot\Messages\" + infos.message_id.ToString() + @"\";
infos.message_image_urls = getMessageImageUrls(infos.message_id, infos.message_image_count);
}
RestfulResult.RestfulData <MessageForShow> rr = new RestfulResult.RestfulData <MessageForShow>();
rr.Code = 200;
rr.Message = "success";
rr.Data = infos;
return new JsonResult(rr);
}));
}