initial commit

2025-12-23 01:05:47 +08:00 · 2024-11-13 18:18:28 +08:00
commit 013f35e296
1500 changed files with 443723 additions and 0 deletions
--- a/Providers/FreeSql.Provider.MySql/MySqlAdo/MySqlAdo.cs
+++ b/Providers/FreeSql.Provider.MySql/MySqlAdo/MySqlAdo.cs
@@ -0,0 +1,96 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using FreeSql.Internal.ObjectPool;
+using System;
+using System.Collections;
+using System.Data.Common;
+using System.Threading;
+using System.Linq;
+using FreeSql.Internal.CommonProvider;
+#if MySqlConnector
+using MySqlConnector;
+#else
+using MySql.Data.MySqlClient;
+#endif
+
+namespace FreeSql.MySql
+{
+    class MySqlAdo : FreeSql.Internal.CommonProvider.AdoProvider
+    {
+
+        public MySqlAdo() : base(DataType.MySql, null, null) { }
+        public MySqlAdo(CommonUtils util, string masterConnectionString, string[] slaveConnectionStrings, Func<DbConnection> connectionFactory) : base(DataType.MySql, masterConnectionString, slaveConnectionStrings)
+        {
+            base._util = util;
+            if (connectionFactory != null)
+            {
+                var pool = new FreeSql.Internal.CommonProvider.DbConnectionPool(DataType.MySql, connectionFactory);
+                ConnectionString = pool.TestConnection?.ConnectionString;
+                MasterPool = pool;
+                return;
+            }
+
+            var isAdoPool = masterConnectionString?.StartsWith("AdoConnectionPool,") ?? false;
+            if (isAdoPool) masterConnectionString = masterConnectionString.Substring("AdoConnectionPool,".Length);
+            if (!string.IsNullOrEmpty(masterConnectionString))
+                MasterPool = isAdoPool ?
+                    new DbConnectionStringPool(base.DataType, CoreStrings.S_MasterDatabase, () => new MySqlConnection(masterConnectionString)) as IObjectPool<DbConnection> :
+                    new MySqlConnectionPool(CoreStrings.S_MasterDatabase, masterConnectionString, null, null);
+
+            slaveConnectionStrings?.ToList().ForEach(slaveConnectionString =>
+            {
+                var slavePool = isAdoPool ?
+                        new DbConnectionStringPool(base.DataType, $"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", () => new MySqlConnection(slaveConnectionString)) as IObjectPool<DbConnection> :
+                        new MySqlConnectionPool($"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", slaveConnectionString, () => Interlocked.Decrement(ref slaveUnavailables), () => Interlocked.Increment(ref slaveUnavailables));
+                SlavePools.Add(slavePool);
+            });
+        }
+        public override object AddslashesProcessParam(object param, Type mapType, ColumnInfo mapColumn)
+        {
+            if (param == null) return "NULL";
+            if (mapType != null && mapType != param.GetType() && (param is IEnumerable == false))
+                param = Utils.GetDataReaderValue(mapType, param);
+
+            if (param is bool || param is bool?)
+                return (bool)param ? 1 : 0;
+            else if (param is string)
+                return string.Concat("'", param.ToString().Replace("'", "''").Replace("\\", "\\\\"), "'"); //只有 mysql 需要处理反斜杠
+            else if (param is char)
+                return string.Concat("'", param.ToString().Replace("'", "''").Replace("\\", "\\\\").Replace('\0', ' '), "'");
+            else if (param is Enum)
+                return AddslashesTypeHandler(param.GetType(), param) ?? string.Concat("'", param.ToString().Replace("'", "''").Replace("\\", "\\\\").Replace(", ", ","), "'"); //((Enum)val).ToInt64();
+            else if (decimal.TryParse(string.Concat(param), out var trydec))
+                return param;
+
+            else if (param is DateTime)
+                return AddslashesTypeHandler(typeof(DateTime), param) ?? string.Concat("'", ((DateTime)param).ToString("yyyy-MM-dd HH:mm:ss.fff"), "'");
+            else if (param is DateTime?)
+                return AddslashesTypeHandler(typeof(DateTime?), param) ?? string.Concat("'", ((DateTime)param).ToString("yyyy-MM-dd HH:mm:ss.fff"), "'");
+
+            else if (param is TimeSpan || param is TimeSpan?)
+                return ((TimeSpan)param).Ticks / 10;
+            else if (param is byte[])
+                return $"0x{CommonUtils.BytesSqlRaw(param as byte[])}";
+            else if (param is MygisGeometry)
+                return string.Concat("ST_GeomFromText('", (param as MygisGeometry).AsText().Replace("'", "''").Replace("\\", "\\\\"), "')");
+            else if (param is IEnumerable)
+                return AddslashesIEnumerable(param, mapType, mapColumn);
+
+            return string.Concat("'", param.ToString().Replace("'", "''").Replace("\\", "\\\\"), "'");
+        }
+
+        public override DbCommand CreateCommand()
+        {
+            return new MySqlCommand();
+        }
+
+        public override void ReturnConnection(IObjectPool<DbConnection> pool, Object<DbConnection> conn, Exception ex)
+        {
+            var rawPool = pool as MySqlConnectionPool;
+            if (rawPool != null) rawPool.Return(conn, ex);
+            else pool.Return(conn);
+        }
+
+        public override DbParameter[] GetDbParamtersByObject(string sql, object obj) => _util.GetDbParamtersByObject(sql, obj);
+    }
+}