mirror of
https://gitee.com/dotnetchina/SqlSugar.git
synced 2025-10-25 18:29:13 +08:00
494 lines
18 KiB
C#
494 lines
18 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Diagnostics;
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using System.Globalization;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Security.Cryptography;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace SqlSugar.Access
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{
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public class UtilMethods
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{
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internal static DateTime ConvertFromDateTimeOffset(DateTimeOffset dateTime)
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{
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if (dateTime.Offset.Equals(TimeSpan.Zero))
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return dateTime.UtcDateTime;
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else if (dateTime.Offset.Equals(TimeZoneInfo.Local.GetUtcOffset(dateTime.DateTime)))
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return DateTime.SpecifyKind(dateTime.DateTime, DateTimeKind.Local);
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else
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return dateTime.DateTime;
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}
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internal static object To(object value, Type destinationType)
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{
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return To(value, destinationType, CultureInfo.InvariantCulture);
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}
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internal static object To(object value, Type destinationType, CultureInfo culture)
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{
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if (value != null)
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{
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destinationType = UtilMethods.GetUnderType(destinationType);
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var sourceType = value.GetType();
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var destinationConverter = TypeDescriptor.GetConverter(destinationType);
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if (destinationConverter != null && destinationConverter.CanConvertFrom(value.GetType()))
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return destinationConverter.ConvertFrom(null, culture, value);
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var sourceConverter = TypeDescriptor.GetConverter(sourceType);
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if (sourceConverter != null && sourceConverter.CanConvertTo(destinationType))
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return sourceConverter.ConvertTo(null, culture, value, destinationType);
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if (destinationType.IsEnum && value is int)
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return Enum.ToObject(destinationType, (int)value);
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if (!destinationType.IsInstanceOfType(value))
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return Convert.ChangeType(value, destinationType, culture);
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}
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return value;
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}
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public static bool IsAnyAsyncMethod(StackFrame[] methods)
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{
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bool isAsync = false;
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foreach (var item in methods)
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{
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if (UtilMethods.IsAsyncMethod(item.GetMethod()))
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{
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isAsync = true;
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break;
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}
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}
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return isAsync;
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}
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public static bool IsAsyncMethod(MethodBase method)
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{
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if (method == null)
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{
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return false;
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}
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if (method.DeclaringType != null)
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{
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if (method.DeclaringType.GetInterfaces().Contains(typeof(IAsyncStateMachine)))
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{
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return true;
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}
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}
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var name = method.Name;
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if (name.Contains("OutputAsyncCausalityEvents"))
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{
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return true;
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}
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if (name.Contains("OutputWaitEtwEvents"))
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{
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return true;
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}
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if (name.Contains("ExecuteAsync"))
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{
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return true;
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}
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Type attType = typeof(AsyncStateMachineAttribute);
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var attrib = (AsyncStateMachineAttribute)method.GetCustomAttribute(attType);
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return (attrib != null);
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}
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public static StackTraceInfo GetStackTrace()
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{
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StackTrace st = new StackTrace(true);
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StackTraceInfo info = new StackTraceInfo();
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info.MyStackTraceList = new List<StackTraceInfoItem>();
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info.SugarStackTraceList = new List<StackTraceInfoItem>();
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for (int i = 0; i < st.FrameCount; i++)
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{
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var frame = st.GetFrame(i);
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if (frame.GetMethod().Module.Name.ToLower() != "sqlsugar.dll" && frame.GetMethod().Name.First() != '<')
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{
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info.MyStackTraceList.Add(new StackTraceInfoItem()
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{
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FileName = frame.GetFileName(),
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MethodName = frame.GetMethod().Name,
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Line = frame.GetFileLineNumber()
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});
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}
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else
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{
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info.SugarStackTraceList.Add(new StackTraceInfoItem()
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{
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FileName = frame.GetFileName(),
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MethodName = frame.GetMethod().Name,
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Line = frame.GetFileLineNumber()
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});
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}
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}
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return info;
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}
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internal static T To<T>(object value)
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{
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return (T)To(value, typeof(T));
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}
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internal static Type GetUnderType(Type oldType)
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{
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Type type = Nullable.GetUnderlyingType(oldType);
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return type == null ? oldType : type;
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}
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public static string ReplaceSqlParameter(string itemSql, SugarParameter itemParameter, string newName)
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{
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itemSql = Regex.Replace(itemSql, string.Format(@"{0} ", "\\" + itemParameter.ParameterName), newName + " ", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"{0}\)", "\\" + itemParameter.ParameterName), newName + ")", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"{0}\,", "\\" + itemParameter.ParameterName), newName + ",", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"{0}$", "\\" + itemParameter.ParameterName), newName, RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"\+{0}\+", "\\" + itemParameter.ParameterName), "+" + newName + "+", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"\+{0} ", "\\" + itemParameter.ParameterName), "+" + newName + " ", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@" {0}\+", "\\" + itemParameter.ParameterName), " " + newName + "+", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"\|\|{0}\|\|", "\\" + itemParameter.ParameterName), "||" + newName + "||", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"\={0}\+", "\\" + itemParameter.ParameterName), "=" + newName + "+", RegexOptions.IgnoreCase);
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itemSql = Regex.Replace(itemSql, string.Format(@"{0}\|\|", "\\" + itemParameter.ParameterName), newName + "||", RegexOptions.IgnoreCase);
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return itemSql;
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}
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internal static Type GetRootBaseType(Type entityType)
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{
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var baseType = entityType.BaseType;
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while (baseType != null && baseType.BaseType != UtilConstants.ObjType)
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{
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baseType = baseType.BaseType;
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}
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return baseType;
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}
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internal static Type GetUnderType(PropertyInfo propertyInfo, ref bool isNullable)
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{
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Type unType = Nullable.GetUnderlyingType(propertyInfo.PropertyType);
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isNullable = unType != null;
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unType = unType ?? propertyInfo.PropertyType;
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return unType;
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}
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internal static Type GetUnderType(PropertyInfo propertyInfo)
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{
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Type unType = Nullable.GetUnderlyingType(propertyInfo.PropertyType);
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unType = unType ?? propertyInfo.PropertyType;
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return unType;
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}
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internal static bool IsNullable(PropertyInfo propertyInfo)
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{
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Type unType = Nullable.GetUnderlyingType(propertyInfo.PropertyType);
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return unType != null;
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}
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internal static bool IsNullable(Type type)
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{
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Type unType = Nullable.GetUnderlyingType(type);
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return unType != null;
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}
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//internal static T IsNullReturnNew<T>(T returnObj) where T : new()
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//{
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// if (returnObj.IsNullOrEmpty())
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// {
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// returnObj = new T();
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// }
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// return returnObj;
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//}
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public static object ChangeType2(object value, Type type)
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{
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if (value == null && type.IsGenericType) return Activator.CreateInstance(type);
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if (value == null) return null;
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if (type == value.GetType()) return value;
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if (type.IsEnum)
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{
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if (value is string)
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return Enum.Parse(type, value as string);
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else
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return Enum.ToObject(type, value);
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}
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if (!type.IsInterface && type.IsGenericType)
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{
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Type innerType = type.GetGenericArguments()[0];
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object innerValue = ChangeType(value, innerType);
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return Activator.CreateInstance(type, new object[] { innerValue });
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}
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if (value is string && type == typeof(Guid)) return new Guid(value as string);
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if (value is string && type == typeof(Version)) return new Version(value as string);
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if (!(value is IConvertible)) return value;
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return Convert.ChangeType(value, type);
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}
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internal static T ChangeType<T>(T obj, Type type)
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{
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return (T)Convert.ChangeType(obj, type);
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}
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internal static T ChangeType<T>(T obj)
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{
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return (T)Convert.ChangeType(obj, typeof(T));
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}
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internal static DateTimeOffset GetDateTimeOffsetByDateTime(DateTime date)
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{
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date = DateTime.SpecifyKind(date, DateTimeKind.Utc);
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DateTimeOffset utcTime2 = date;
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return utcTime2;
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}
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//internal static void RepairReplicationParameters(ref string appendSql, SugarParameter[] parameters, int addIndex, string append = null)
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//{
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// if (appendSql.HasValue() && parameters.HasValue())
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// {
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// foreach (var parameter in parameters.OrderByDescending(it => it.ParameterName.Length))
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// {
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// //Compatible with.NET CORE parameters case
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// var name = parameter.ParameterName;
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// string newName = name + append + addIndex;
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// appendSql = ReplaceSqlParameter(appendSql, parameter, newName);
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// parameter.ParameterName = newName;
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// }
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// }
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//}
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internal static string GetPackTable(string sql, string shortName)
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{
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return string.Format(" ({0}) {1} ", sql, shortName);
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}
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public static Func<string, object> GetTypeConvert(object value)
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{
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if (value is int || value is uint || value is int? || value is uint?)
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{
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return x => Convert.ToInt32(x);
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}
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else if (value is short || value is ushort || value is short? || value is ushort?)
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{
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return x => Convert.ToInt16(x);
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}
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else if (value is long || value is long? || value is ulong? || value is long?)
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{
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return x => Convert.ToInt64(x);
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}
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else if (value is DateTime|| value is DateTime?)
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{
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return x => Convert.ToDateTime(x);
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}
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else if (value is bool||value is bool?)
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{
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return x => Convert.ToBoolean(x);
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}
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return null;
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}
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internal static string GetTypeName(object value)
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{
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if (value == null)
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{
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return null;
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}
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else
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{
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return value.GetType().Name;
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}
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}
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internal static string GetParenthesesValue(string dbTypeName)
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{
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if (Regex.IsMatch(dbTypeName, @"\(.+\)"))
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{
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dbTypeName = Regex.Replace(dbTypeName, @"\(.+\)", "");
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}
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dbTypeName = dbTypeName.Trim();
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return dbTypeName;
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}
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internal static T GetOldValue<T>(T value, Action action)
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{
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action();
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return value;
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}
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internal static object DefaultForType(Type targetType)
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{
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return targetType.IsValueType ? Activator.CreateInstance(targetType) : null;
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}
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internal static Int64 GetLong(byte[] bytes)
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{
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return Convert.ToInt64(string.Join("", bytes).PadRight(20, '0'));
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}
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public static object GetPropertyValue<T>(T t, string PropertyName)
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{
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return t.GetType().GetProperty(PropertyName).GetValue(t, null);
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}
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internal static string GetMD5(string myString)
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{
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MD5 md5 = new MD5CryptoServiceProvider();
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byte[] fromData = System.Text.Encoding.Unicode.GetBytes(myString);
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byte[] targetData = md5.ComputeHash(fromData);
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string byte2String = null;
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for (int i = 0; i < targetData.Length; i++)
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{
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byte2String += targetData[i].ToString("x");
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}
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return byte2String;
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}
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//public static string EncodeBase64(string code)
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//{
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// if (code.IsNullOrEmpty()) return code;
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// string encode = "";
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// byte[] bytes = Encoding.GetEncoding("utf-8").GetBytes(code);
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// try
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// {
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// encode = Convert.ToBase64String(bytes);
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// }
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// catch
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// {
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// encode = code;
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// }
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// return encode;
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//}
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public static string ConvertNumbersToString(string value)
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{
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string[] splitInt = value.Split(new char[] { '9' }, StringSplitOptions.RemoveEmptyEntries);
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var splitChars = splitInt.Select(s => Convert.ToChar(
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Convert.ToInt32(s, 8)
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).ToString());
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return string.Join("", splitChars);
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}
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public static string ConvertStringToNumbers(string value)
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{
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StringBuilder sb = new StringBuilder();
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foreach (char c in value)
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{
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int cAscil = (int)c;
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sb.Append(Convert.ToString(c, 8) + "9");
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}
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return sb.ToString();
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}
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//public static string DecodeBase64(string code)
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//{
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// try
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// {
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// if (code.IsNullOrEmpty()) return code;
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// string decode = "";
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// byte[] bytes = Convert.FromBase64String(code);
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// try
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// {
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// decode = Encoding.GetEncoding("utf-8").GetString(bytes);
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// }
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// catch
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// {
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// decode = code;
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// }
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// return decode;
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// }
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// catch
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// {
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// return code;
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// }
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//}
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public static void DataInoveByExpresson<Type>(Type[] datas, MethodCallExpression callExpresion)
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{
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var methodInfo = callExpresion.Method;
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foreach (var item in datas)
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{
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if (callExpresion.Arguments.Count == 0)
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{
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methodInfo.Invoke(item, null);
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}
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else
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{
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List<object> methodParameters = new List<object>();
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foreach (var callItem in callExpresion.Arguments)
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{
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var parameter = callItem.GetType().GetProperties().FirstOrDefault(it => it.Name == "Value");
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if (parameter == null)
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{
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var value = LambdaExpression.Lambda(callItem).Compile().DynamicInvoke();
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methodParameters.Add(value);
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}
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else
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{
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var value = parameter.GetValue(callItem, null);
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methodParameters.Add(value);
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}
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}
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methodInfo.Invoke(item, methodParameters.ToArray());
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}
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}
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}
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public static Dictionary<string, T> EnumToDictionary<T>()
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{
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Dictionary<string, T> dic = new Dictionary<string, T>();
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if (!typeof(T).IsEnum)
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{
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return dic;
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}
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string desc = string.Empty;
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foreach (var item in Enum.GetValues(typeof(T)))
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{
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var key = item.ToString().ToLower();
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if (!dic.ContainsKey(key))
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dic.Add(key, (T)item);
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}
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return dic;
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}
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//public static object ConvertDataByTypeName(string ctypename,string value)
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//{
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// var item = new ConditionalModel() {
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// CSharpTypeName = ctypename,
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// FieldValue = value
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// };
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// if (item.CSharpTypeName.EqualCase(UtilConstants.DecType.Name))
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// {
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// return Convert.ToDecimal(item.FieldValue);
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// }
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// else if (item.CSharpTypeName.EqualCase(UtilConstants.DobType.Name))
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// {
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// return Convert.ToDouble(item.FieldValue);
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// }
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// else if (item.CSharpTypeName.EqualCase(UtilConstants.DateType.Name))
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// {
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// return Convert.ToDateTime(item.FieldValue);
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// }
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// else if (item.CSharpTypeName.EqualCase(UtilConstants.IntType.Name))
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// {
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// return Convert.ToInt32(item.FieldValue);
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// }
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// else if (item.CSharpTypeName.EqualCase(UtilConstants.LongType.Name))
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// {
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// return Convert.ToInt64(item.FieldValue);
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// }
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// else if (item.CSharpTypeName.EqualCase(UtilConstants.ShortType.Name))
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// {
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// return Convert.ToInt16(item.FieldValue);
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// }
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// else if (item.CSharpTypeName.EqualCase(UtilConstants.DateTimeOffsetType.Name))
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// {
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// return UtilMethods.GetDateTimeOffsetByDateTime(Convert.ToDateTime(item.FieldValue));
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// }
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// else
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// {
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// return item.FieldValue;
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// }
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//}
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}
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}
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