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266
DBControllers/DBchat.cs
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266
DBControllers/DBchat.cs
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using NeDvachAPI.Models;
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using Npgsql;
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using static System.Net.Mime.MediaTypeNames;
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namespace NeDvachAPI.DBControllers
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{
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public class DBchat
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{
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// Obtain connection string information from the portal
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public static List<Post> PostsList(string boardName, int thread)
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{
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// Build connection string using parameters from portal
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//Post[] posts = new Post[10];
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List<Post> posts = new List<Post>();
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//int postCount = 0;
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string received = "";
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string connString =
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string.Format(
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"Server={0}; User Id={1}; Database={2}; Port={3}; Password={4};SSLMode=Prefer",
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AuthInfo.DB.Host,
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AuthInfo.DB.User,
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AuthInfo.DB.DBname,
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AuthInfo.DB.Port,
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AuthInfo.DB.Password);
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using (var conn = new NpgsqlConnection(connString))
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{
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conn.Open();
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// using ( var command = new NpgsqlCommand(@"
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// SELECT * FROM
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// (SELECT post_id, substring(post,1,200)
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// FROM dvach
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// ORDER BY post_id DESC
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// limit 10
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// )
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// subquery
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// ORDER BY post_id ASC", conn) )
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using (var command = new NpgsqlCommand($@"
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SELECT * FROM
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(
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SELECT post_id, post_text, content, post_timestamp
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FROM posts
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WHERE thread_id = {thread}
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ORDER BY post_id DESC
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) subquery
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ORDER BY post_id ASC", conn))
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{
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var reader = command.ExecuteReader();
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while (reader.Read())
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{
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//received +=(
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//string.Format(
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//"#{0}: {1}" + "\n",
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// reader.GetInt32(0).ToString(),
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//reader.GetString(1)
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//)
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//);
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Post receivedPost = new()
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{
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Id = reader.GetInt32(0),
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Text = reader.GetString(1),
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ImgURL = reader.IsDBNull(2) ? null : reader.GetFieldValue<string[]>(2),
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Timestamp = reader.GetString(3)
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};
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posts.Add(receivedPost);
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//posts[postCount] = receivedPost;
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//postCount++;
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}
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reader.Close();
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}
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}
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return posts;
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}
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public static List<Post> ThreadsList(string boardName)
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{
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// Build connection string using parameters from portal
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//Post[] posts = new Post[10];
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List<Post> posts = new List<Post>();
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//int postCount = 0;
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string received = "";
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string connString =
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string.Format(
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"Server={0}; User Id={1}; Database={2}; Port={3}; Password={4};SSLMode=Prefer",
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AuthInfo.DB.Host,
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AuthInfo.DB.User,
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AuthInfo.DB.DBname,
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AuthInfo.DB.Port,
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AuthInfo.DB.Password);
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using (var conn = new NpgsqlConnection(connString))
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{
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conn.Open();
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// using ( var command = new NpgsqlCommand(@"
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// SELECT * FROM
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// (SELECT post_id, substring(post,1,200)
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// FROM dvach
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// ORDER BY post_id DESC
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// limit 10
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// )
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// subquery
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// ORDER BY post_id ASC", conn) )
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using (var command = new NpgsqlCommand($@"
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SELECT * FROM
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(
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SELECT post_id, post_text, content, post_timestamp, is_op, thread_id
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FROM posts
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WHERE
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is_op = {true}
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ORDER BY post_id DESC
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) subquery
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ORDER BY post_id ASC", conn))
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{
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var reader = command.ExecuteReader();
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while (reader.Read())
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{
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//received +=(
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//string.Format(
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//"#{0}: {1}" + "\n",
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// reader.GetInt32(0).ToString(),
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//reader.GetString(1)
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//)
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//);
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Post receivedPost = new()
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{
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Id = reader.GetInt32(0),
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Text = reader.GetString(1),
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ImgURL = reader.IsDBNull(2) ? null : reader.GetFieldValue<string[]>(2),
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Timestamp = reader.GetString(3),
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Is_OP = reader.GetBoolean(4),
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Thread_Id = reader.GetInt32(5)
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};
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posts.Add(receivedPost);
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//posts[postCount] = receivedPost;
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//postCount++;
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}
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reader.Close();
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}
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}
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return posts;
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}
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public static void DbUpdate(string id, string text)
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{
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string connString =
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string.Format(
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"Server={0}; User Id={1}; Database={2}; Port={3}; Password={4};SSLMode=Prefer",
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AuthInfo.DB.Host,
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AuthInfo.DB.User,
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AuthInfo.DB.DBname,
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AuthInfo.DB.Port,
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AuthInfo.DB.Password);
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using (var conn = new NpgsqlConnection(connString))
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{
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conn.Open();
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using (var command = new NpgsqlCommand("UPDATE dvach " +
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"SET post = @postText WHERE post_id = @ID", conn))
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{
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command.Parameters.AddWithValue("ID", int.Parse(id));
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command.Parameters.AddWithValue("postText", text);
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int nRows = command.ExecuteNonQuery();
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Console.Out.WriteLine(string.Format("Number of rows updated={0}", nRows));
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}
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}
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Console.WriteLine("Данные обновлены!");
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Console.ReadLine();
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}
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public static void SendPost(Post postToSend) //sending post to database
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{
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string connString =
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string.Format(
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"Server={0}; User Id={1}; Database={2}; Port={3}; Password={4};SSLMode=Prefer",
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AuthInfo.DB.Host,
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AuthInfo.DB.User,
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AuthInfo.DB.DBname,
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AuthInfo.DB.Port,
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AuthInfo.DB.Password);
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using (var conn = new NpgsqlConnection(connString))
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{
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Console.Out.WriteLine("Opening connection");
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conn.Open();
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int postNum = 14;
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using (var command = new NpgsqlCommand(@"
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INSERT INTO posts (post_id, post_text, post_number, content, thread_id, auth_ip, is_op, post_timestamp)
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VALUES (
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DEFAULT,
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@postText,
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@postNum,
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@postImgUrl,
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@threadId,
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@ip,
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false,
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(
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SELECT date_trunc(
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'second',
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(now()::timestamp(0) AT TIME ZONE 'UTC+10')::TIMESTAMP
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)
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) )", conn))
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{
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command.Parameters.AddWithValue("postText", postToSend.Text);
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command.Parameters.AddWithValue("postNum", postNum);
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command.Parameters.AddWithValue("postImgUrl", postToSend.ImgURL);
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command.Parameters.AddWithValue("threadId", postToSend.Thread_Id);
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command.Parameters.AddWithValue("ip", postToSend.Ip);
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//command.Parameters.AddWithValue("postTimeStamp", DateTime.Now.ToString("dd/MM/yyyy HH:mm"));
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int nRows = command.ExecuteNonQuery();
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Console.Out.WriteLine("Добавлен пост с текстом " + postToSend.Text + " номером " + 22);
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}
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}
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}
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public static void DeletePost(string idToDel) //удалялка
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{
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string connString =
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string.Format(
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"Server={0}; User Id={1}; Database={2}; Port={3}; Password={4};SSLMode=Prefer",
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AuthInfo.DB.Host,
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AuthInfo.DB.User,
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AuthInfo.DB.DBname,
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AuthInfo.DB.Port,
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AuthInfo.DB.Password);
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using (var conn = new NpgsqlConnection(connString))
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{
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//Console.Out.WriteLine("Opening connection");
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conn.Open();
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using (var command = new NpgsqlCommand(@"
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DELETE FROM dvach
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WHERE post_id = @ID", conn))
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{
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command.Parameters.AddWithValue("ID", int.Parse(idToDel)); ;
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int nRows = command.ExecuteNonQuery();
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Console.Out.WriteLine(string.Format("Number of rows updated={0}", nRows));
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}
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}
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Console.WriteLine("Данные удалены!");
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Console.ReadLine();
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}
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}
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}
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36
DBControllers/MinIOchat.cs
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36
DBControllers/MinIOchat.cs
Normal file
@@ -0,0 +1,36 @@
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using Microsoft.AspNetCore.Mvc;
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using Minio.DataModel;
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using Minio;
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using System.Security.Cryptography;
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namespace NeDvachAPI.DBControllers
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{
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public class MinIOchat
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{
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public static async Task<JsonResult> PictureUpload(string fileroute, string filename)
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{
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MinioClient DvachIo = new MinioClient()
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.WithEndpoint(AuthInfo.MinIo.endpoint)
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.WithCredentials(AuthInfo.MinIo.username, AuthInfo.MinIo.password)
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//.WithSSL()
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.Build();
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Aes aesEncryption = Aes.Create();
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aesEncryption.KeySize = 256;
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aesEncryption.GenerateKey();
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var ssec = new SSEC(aesEncryption.Key);
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PutObjectArgs putObjectArgs = new PutObjectArgs()
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.WithBucket(AuthInfo.MinIo.bucketName)
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.WithObject(filename)
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.WithFileName(fileroute)
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.WithContentType("image/png");
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//.WithServerSideEncryption(ssec);
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await DvachIo.PutObjectAsync(putObjectArgs);
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GC.Collect();
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GC.WaitForPendingFinalizers();
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File.Delete(fileroute);
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return new JsonResult("http://static.vdk2ch.ru:15555/thread-pics/" + filename);
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}
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}
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}
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