T4 生成实体和简单的CRUD操作
<#@ template debug="false" hostspecific="false" language="C#" #>
<#@ assembly name="System.Core.dll" #>
<#@ assembly name="System.Data.dll" #>
<#@ assembly name="System.Data.DataSetExtensions.dll" #>
<#@ assembly name="System.Xml.dll" #>
<#@ assembly name="MySql.Data" #>
<#@ import namespace="System" #>
<#@ import namespace="System.Xml" #>
<#@ import namespace="System.Linq" #>
<#@ import namespace="System.Text" #>
<#@ import namespace="System.Data" #>
<#@ import namespace=" System.Data.SqlClient" #>
<#@ import namespace="MySql.Data.MySqlClient" #>
<#@ import namespace="System.Collections.Generic" #>
<#@ import namespace="System.IO" #>
<#@ import namespace="System.Text.RegularExpressions" #><#+ #region GetDbTables
public class DbHelper
{ #region 去下划线,转大写
public static string ToSplitFirstUpper(string file)
{
string[] words = file.Split('_');
StringBuilder firstUpperWorld = new StringBuilder();
foreach (string word in words)
{
string firstUpper = ToFirstUpper(word);
firstUpperWorld.Append(firstUpper);
}
string firstUpperFile = firstUpperWorld.ToString().TrimEnd(new char[] { '_' });
return firstUpperFile;
} // 将字符串设置成首字母大写
public static string ToFirstUpper(string field)
{
string first = field.Substring(0, 1).ToUpperInvariant();
string result = first;
if (field.Length > 1)
{
string after = field.Substring(1);
result = first + after;
}
return result;
} #endregion #region 生成简单的sql语句
public static string GetInsertSql(string connectionString, string database, string tableName)
{
var list = GetDbColumns(connectionString, database, tableName);
StringBuilder sb1 = new StringBuilder();
StringBuilder sb2 = new StringBuilder();
foreach (var item in list)
{
string field = item.Field;
if (field.ToLower() == "id") continue;
sb1.Append(field).Append(", ");
sb2.Append("?").Append(field).Append(", ");
}
string s1 = sb1.ToString().Trim(new char[] { ',', ' ' });
string s2 = sb2.ToString().Trim(new char[] { ',', ' ' });
return string.Format("INSERT INTO {0}({1}) VALUES({2})", tableName, s1, s2); } public static string GetParameter(string connectionString, string database, string tableName, bool hasId)
{
var list = GetDbColumns(connectionString, database, tableName);
StringBuilder sb = new StringBuilder();
sb.Append("MySqlParameter[] paras = new MySqlParameter[] { \r\n");
foreach (var item in list)
{
if (item.Field.ToLower() == "id" && !hasId) continue;
sb.AppendFormat(" new MySqlParameter(\"{0}\", this.{1}),\r\n", item.Field, ToSplitFirstUpper(item.Field));
}
string s = sb.ToString().Trim(new char[] { ',', ' ', '\r', '\n' });
s = s + "\r\n };\r\n";
return s;
} public static string GetUpdateSql(string connectionString, string database, string tableName)
{
var list = GetDbColumns(connectionString, database, tableName);
StringBuilder sb1 = new StringBuilder();
foreach (var item in list)
{
string field = item.Field;
if (field.ToLower() == "id") continue;
sb1.Append(field).Append(" = ").Append("?").Append(field).Append(", "); }
string s1 = sb1.ToString().Trim(new char[] { ',', ' ' });
return string.Format("UPDATE {0} SET {1} WHERE id = ?id", tableName, s1); } #endregion #region GetDbTables public static List<DbTable> GetDbTables(string connectionString, string database)
{ #region SQL
string sql = string.Format("SHOW TABLE STATUS FROM {0};", database);
#endregion
DataTable dt = GetDataTable(connectionString, sql);
return dt.Rows.Cast<DataRow>().Select(row => new DbTable
{
TableName = row.Field<string>("Name"),
Rows = row.Field<UInt64>("Rows"),
Comment = row.Field<string>("Comment")
}).ToList();
}
#endregion #region GetDbColumns public static List<DbColumn> GetDbColumns(string connectionString, string database, string tableName)
{
#region SQL
string sql = string.Format("SHOW FULL COLUMNS FROM {0} FROM {1};", tableName, database);
#endregion
DataTable dt = GetDataTable(connectionString, sql);
return dt.Rows.Cast<DataRow>().Select(row => new DbColumn
{
IsPrimaryKey = !String.IsNullOrEmpty(row.Field<string>("Key")),
Field = row.Field<string>("Field"),
Type = row.Field<string>("Type"),
Comment = row.Field<string>("Comment"),
IsNullable = row.Field<string>("NULL") == "YES"
}).ToList();
} #endregion #region GetDataTable public static DataTable GetDataTable(string connectionString, string commandText, params SqlParameter[] parms)
{
using (MySqlConnection connection = new MySqlConnection(connectionString))
{
MySqlCommand command = connection.CreateCommand();
command.CommandText = commandText;
command.Parameters.AddRange(parms);
MySqlDataAdapter adapter = new MySqlDataAdapter(command); DataTable dt = new DataTable();
adapter.Fill(dt); return dt;
}
} #endregion
}
#endregion #region DbTable
/// <summary>
/// 表结构
/// </summary>
public sealed class DbTable
{
/// <summary>
/// 表名称
/// </summary>
public string TableName { get; set; } /// <summary>
/// 行数
/// </summary>
public UInt64 Rows { get; set; } /// <summary>
/// 描写叙述信息
/// </summary>
public string Comment { get; set; }
}
#endregion #region DbColumn
/// <summary>
/// 表字段结构
/// </summary>
public sealed class DbColumn
{
/// <summary>
/// 是否主键
/// </summary>
public bool IsPrimaryKey { get; set; }
/// <summary>
/// 字段名称
/// </summary>
public string Field { get; set; }
/// <summary>
/// 字段类型 int(11)
/// </summary>
public string Type { get; set; }
/// <summary>
/// 字段类型int
/// </summary>
public string ColumnType
{
get
{
return Type.IndexOf('(') == -1 ? Type : Type.Substring(0, Type.IndexOf('('));
}
}
/// <summary>
/// 数据库类型相应的C#类型
/// </summary>
public string CSharpType
{
get
{
return MysqlDbTypeMap.MapCsharpType(ColumnType);
}
}
/// <summary>
///
/// </summary>
public Type CommonType
{
get
{
return MysqlDbTypeMap.MapCommonType(ColumnType);
}
}
/// <summary>
/// 描写叙述
/// </summary>
public string Comment { get; set; }
/// <summary>
/// 是否同意空
/// </summary>
public bool IsNullable { get; set; } /// <summary>
/// 字符长度
/// </summary>
public int CharLength
{
get
{
Regex regex = new Regex(@"(?<=\()\d*?(?=\))", RegexOptions.Singleline);
if (regex.IsMatch(Type))
{
Match match = regex.Match(Type);
while (match != null && match.Success)
{
int charLength;
if (Int32.TryParse(match.Value, out charLength))
{
return charLength;
}
}
}
return 0;
}
}
}
#endregion #region SqlServerDbTypeMap public class MysqlDbTypeMap
{
public static string MapCsharpType(string dbtype)
{
if (string.IsNullOrEmpty(dbtype)) return dbtype;
dbtype = dbtype.ToLower();
string csharpType = "object";
switch (dbtype)
{
case "bigint": csharpType = "long"; break;
case "binary": csharpType = "byte[]"; break;
case "bit": csharpType = "bool"; break;
case "char": csharpType = "string"; break;
case "date": csharpType = "DateTime"; break;
case "datetime": csharpType = "DateTime"; break;
case "datetime2": csharpType = "DateTime"; break;
case "datetimeoffset": csharpType = "DateTimeOffset"; break;
case "dityint": csharpType = "bool"; break;
case "decimal": csharpType = "decimal"; break;
case "float": csharpType = "double"; break;
case "image": csharpType = "byte[]"; break;
case "int": csharpType = "int"; break;
case "money": csharpType = "decimal"; break;
case "nchar": csharpType = "string"; break;
case "ntext": csharpType = "string"; break;
case "numeric": csharpType = "decimal"; break;
case "nvarchar": csharpType = "string"; break;
case "real": csharpType = "Single"; break;
case "smalldatetime": csharpType = "DateTime"; break;
case "smallint": csharpType = "short"; break;
case "smallmoney": csharpType = "decimal"; break;
case "sql_variant": csharpType = "object"; break;
case "sysname": csharpType = "object"; break;
case "text": csharpType = "string"; break;
case "longtext": csharpType = "string"; break;
case "time": csharpType = "TimeSpan"; break;
case "timestamp": csharpType = "byte[]"; break;
case "tinyint": csharpType = "byte"; break;
case "uniqueidentifier": csharpType = "Guid"; break;
case "varbinary": csharpType = "byte[]"; break;
case "varchar": csharpType = "string"; break;
case "xml": csharpType = "string"; break;
default: csharpType = "object"; break;
}
return csharpType;
} public static Type MapCommonType(string dbtype)
{
if (string.IsNullOrEmpty(dbtype)) return Type.Missing.GetType();
dbtype = dbtype.ToLower();
Type commonType = typeof(object);
switch (dbtype)
{
case "bigint": commonType = typeof(long); break;
case "binary": commonType = typeof(byte[]); break;
case "bit": commonType = typeof(bool); break;
case "char": commonType = typeof(string); break;
case "date": commonType = typeof(DateTime); break;
case "datetime": commonType = typeof(DateTime); break;
case "datetime2": commonType = typeof(DateTime); break;
case "datetimeoffset": commonType = typeof(DateTimeOffset); break;
case "dityint": commonType = typeof(Boolean); break;
case "decimal": commonType = typeof(decimal); break;
case "float": commonType = typeof(double); break;
case "image": commonType = typeof(byte[]); break;
case "int": commonType = typeof(int); break;
case "money": commonType = typeof(decimal); break;
case "nchar": commonType = typeof(string); break;
case "ntext": commonType = typeof(string); break;
case "numeric": commonType = typeof(decimal); break;
case "nvarchar": commonType = typeof(string); break;
case "real": commonType = typeof(Single); break;
case "smalldatetime": commonType = typeof(DateTime); break;
case "smallint": commonType = typeof(short); break;
case "smallmoney": commonType = typeof(decimal); break;
case "sql_variant": commonType = typeof(object); break;
case "sysname": commonType = typeof(object); break;
case "text": commonType = typeof(string); break;
case "time": commonType = typeof(TimeSpan); break;
case "timestamp": commonType = typeof(byte[]); break;
case "tinyint": commonType = typeof(byte); break;
case "uniqueidentifier": commonType = typeof(Guid); break;
case "varbinary": commonType = typeof(byte[]); break;
case "varchar": commonType = typeof(string); break;
case "xml": commonType = typeof(string); break;
default: commonType = typeof(object); break;
}
return commonType;
}
}
#endregion #>
主要跟大家交流下T4,我这里针对的是mysql,我本人比較喜欢用mysql,所以语法针对mysql,所以你要准备mysql的DLL了,同理sqlserver差点儿相同,有兴趣能够自己写写,首先网上找了一个T4的帮助类,得到一些数据库属性,命名为 DbHelper.ttinclude
在加一个c#的sql帮助类, 命名为DBHelper.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data;
using System.Data.SqlClient;
using System.Security.Cryptography;
using System.Configuration;
using MySql.Data.MySqlClient;
using System.Reflection;
using System.Text; namespace ToolSite.Entity
{ public class DBHelper
{
//加入�到配置文件的<configuration>节点中
// <connectionStrings>
// <!--改写数据库名，登陆名，password-->
// <add name="conStr" connectionString="Data Source=.;Initial Catalog=;User ID=;Password="/>
//
// </connectionStrings>
//<appSettings>
// <add key="dbConnection" value="server=192.168.1.111\SQL2005;database=GCUMS;UID=sa;PWD=sa;max pool size=20000;Pooling=true;"/>
// </appSettings>
//先加入�configuration引用，引入命名空间
//private static readonly string conStr = ConfigurationManager.AppSettings["connstr"];
//private static readonly string conStr = Config.ConnStr;
/// <summary>
/// 获得连接字符串
/// </summary>
/// <returns></returns>
public static MySqlConnection getConn()
{
return new MySqlConnection(Config.ConnStr);
}
/// <summary>
/// 查询获得首行首列的值，格式化SQL语句
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public static object Scalar(String sql)
{
using (MySqlConnection con = getConn())
{
try
{
MySqlCommand com = new MySqlCommand(sql, con);
con.Open();
return com.ExecuteScalar();
}
catch (Exception ex)
{
throw ex;
}
}
}
/// <summary>
/// 查询获得首行首列的值 參数化sql语句
/// </summary>
/// <param name="paras">參数数组</param>
/// <param name="sql">sql语句</param>
/// <returns></returns>
public static object Scalar(string sql, MySqlParameter[] paras)
{
using (MySqlConnection con = getConn())
{
try
{
MySqlCommand com = new MySqlCommand(sql, con);
con.Open();
if (paras != null) //假设參数
{
com.Parameters.AddRange(paras);
}
return com.ExecuteScalar();
}
catch (Exception ex)
{
throw ex; }
}
} /// <summary>
/// 增删改操作,返回受影响的行数，格式化SQL语句
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public static int NoneQuery(String sql)
{ using (MySqlConnection conn = getConn())
{
conn.Open();
using (MySqlCommand comm = new MySqlCommand(sql, conn))
{
return comm.ExecuteNonQuery();
} }
}
/// <summary>
/// 增删改操作,返回受影响的行数 存储过程
/// </summary>
/// <param name="sql">存储过程名称</param>
/// <param name="paras">參数</param>
/// <returns></returns>
public static int NoneQuery(String sql, MySqlParameter[] paras)
{
using (MySqlConnection conn = getConn())
{
conn.Open();
using (MySqlCommand comm = new MySqlCommand(sql, conn))
{
comm.Parameters.AddRange(paras);
return comm.ExecuteNonQuery();
} }
}
/// <summary>
/// 查询操作,返回一个数据表
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public static DataTable GetDateTable(String sql)
{
using (MySqlConnection con = getConn())
{
DataTable dt = new DataTable();
try
{
MySqlDataAdapter sda = new MySqlDataAdapter(sql, con);
sda.Fill(dt);
}
catch (Exception ex)
{
throw ex;
}
return dt;
}
}
/// <summary>
/// 查询操作,返回一个数据表,存储过程
/// </summary>
/// <param name="sp_Name">存储过程名称</param>
/// <param name="paras">存储过程參数</param>
/// <returns></returns>
public static DataTable GetDateTable(String sql, MySqlParameter[] paras)
{
using (MySqlConnection con = getConn())
{
DataTable dt = new DataTable();
try
{
MySqlCommand com = new MySqlCommand(sql, con);
com.Parameters.AddRange(paras);
MySqlDataAdapter sda = new MySqlDataAdapter(com);
sda.Fill(dt);
}
catch (Exception ex)
{
throw ex;
}
return dt;
}
} } /// <summary>
/// DataTable与实体类互相转换
/// </summary>
/// <typeparam name="T">实体类</typeparam>
public class DatatableFill<T> where T : new()
{
#region DataTable转换成实体类
/// <summary>
/// 填充对象列表：用DataSet的第一个表填充实体类
/// </summary>
/// <param name="ds">DataSet</param>
/// <returns></returns>
public List<T> FillModel(DataSet ds)
{
if (ds == null || ds.Tables[0] == null || ds.Tables[0].Rows.Count == 0)
{
return new List<T>();
}
else
{
return FillModel(ds.Tables[0]);
}
} /// <summary>
/// 填充对象列表：用DataSet的第index个表填充实体类
/// </summary>
public List<T> FillModel(DataSet ds, int index)
{
if (ds == null || ds.Tables.Count <= index || ds.Tables[index].Rows.Count == 0)
{
return new List<T>() ;
}
else
{
return FillModel(ds.Tables[index]);
}
} /// <summary>
/// 填充对象列表：用DataTable填充实体类
/// </summary>
public List<T> FillModel(DataTable dt)
{
if (dt == null || dt.Rows.Count == 0)
{
return new List<T>();
}
List<T> modelList = new List<T>();
foreach (DataRow dr in dt.Rows)
{
//T model = (T)Activator.CreateInstance(typeof(T));
T model = new T();
for (int i = 0; i < dr.Table.Columns.Count; i++)
{
PropertyInfo propertyInfo = model.GetType().GetProperty(ToSplitFirstUpper(dr.Table.Columns[i].ColumnName));
if (propertyInfo != null && dr[i] != DBNull.Value)
propertyInfo.SetValue(model, dr[i], null);
} modelList.Add(model);
}
return modelList;
} /// <summary>
/// 填充对象：用DataRow填充实体类
/// </summary>
public T FillModel(DataRow dr)
{
if (dr == null)
{
return default(T);
} //T model = (T)Activator.CreateInstance(typeof(T));
T model = new T(); for (int i = 0; i < dr.Table.Columns.Count; i++)
{
PropertyInfo propertyInfo = model.GetType().GetProperty(ToSplitFirstUpper(dr.Table.Columns[i].ColumnName));
if (propertyInfo != null && dr[i] != DBNull.Value)
propertyInfo.SetValue(model, dr[i], null);
}
return model;
} // 去下划线,转大写
public static string ToSplitFirstUpper(string file)
{
string[] words = file.Split('_');
StringBuilder firstUpperWorld = new StringBuilder();
foreach (string word in words)
{
string firstUpper = ToFirstUpper(word);
firstUpperWorld.Append(firstUpper);
}
string firstUpperFile = firstUpperWorld.ToString().TrimEnd(new char[] { '_' });
return firstUpperFile;
} // 将字符串设置成首字母大写
public static string ToFirstUpper(string field)
{
string first = field.Substring(0, 1).ToUpperInvariant();
string result = first;
if (field.Length > 1)
{
string after = field.Substring(1);
result = first + after;
}
return result;
}
#endregion #region 实体类转换成DataTable /// <summary>
/// 实体类转换成DataSet
/// </summary>
/// <param name="modelList">实体类列表</param>
/// <returns></returns>
public DataSet FillDataSet(List<T> modelList)
{
if (modelList == null || modelList.Count == 0)
{
return null;
}
else
{
DataSet ds = new DataSet();
ds.Tables.Add(FillDataTable(modelList));
return ds;
}
} /// <summary>
/// 实体类转换成DataTable
/// </summary>
/// <param name="modelList">实体类列表</param>
/// <returns></returns>
public DataTable FillDataTable(List<T> modelList)
{
if (modelList == null || modelList.Count == 0)
{
return null;
}
DataTable dt = CreateData(modelList[0]); foreach (T model in modelList)
{
DataRow dataRow = dt.NewRow();
foreach (PropertyInfo propertyInfo in typeof(T).GetProperties())
{
dataRow[propertyInfo.Name] = propertyInfo.GetValue(model, null);
}
dt.Rows.Add(dataRow);
}
return dt;
} /// <summary>
/// 依据实体类得到表结构
/// </summary>
/// <param name="model">实体类</param>
/// <returns></returns>
private DataTable CreateData(T model)
{
DataTable dataTable = new DataTable(typeof(T).Name);
foreach (PropertyInfo propertyInfo in typeof(T).GetProperties())
{
dataTable.Columns.Add(new DataColumn(propertyInfo.Name, propertyInfo.PropertyType));
}
return dataTable;
} #endregion
}
}
再家一个基本的T4文件,命名为 Entity.tt
<#@ include file="$(ProjectDir)Entity/DbHelper.ttinclude"#>
using System;
using MySql.Data.MySqlClient;
using System.Data;
using System.Collections.Generic;
namespace ToolSite.Entity
{
public class Config
{
public static string DefaultDb = "<#=config.DbDatabase#>";
public static string ConnStr = "<#=config.ConnectionString#>";
} <#foreach(var table in DbHelper.GetDbTables(config.ConnectionString, config.DbDatabase)){#>
<# string tableName = DbHelper.ToSplitFirstUpper(table.TableName); #>
public partial class <#=tableName#>
{
#region Field
<# foreach(DbColumn column in DbHelper.GetDbColumns(config.ConnectionString, config.DbDatabase, table.TableName)){#>
/// <summary>
/// <#= column.Comment#>
/// </summary>
public <#= column.CSharpType#> <#=DbHelper.ToSplitFirstUpper(column.Field)#> { get; set; }
<#}#> #endregion public int Save()
{
<#=DbHelper.GetParameter(config.ConnectionString, config.DbDatabase, table.TableName, false)#>
string sql = "<#=DbHelper.GetInsertSql(config.ConnectionString, config.DbDatabase, table.TableName)#>";
return DBHelper.NoneQuery(sql, paras);
} public int Update()
{ <#=DbHelper.GetParameter(config.ConnectionString, config.DbDatabase, table.TableName, true)#>
string sql = "<#=DbHelper.GetUpdateSql(config.ConnectionString, config.DbDatabase, table.TableName)#>";
return DBHelper.NoneQuery(sql, paras); } public static int Delete(int id)
{
string sql = string.Format("DELETE FROM <#=table.TableName#> WHERE id = {0}", id);
return DBHelper.NoneQuery(sql); } public static <#=tableName#> GetById(int id)
{
string sql = string.Format("SELECT * FROM <#=table.TableName#> WHERE id = {0}", id);
DataTable table = DBHelper.GetDateTable(sql);
List<<#=tableName#>> list = new DatatableFill<<#=tableName#>>().FillModel(table);
//List<<#=tableName#>> list = Mapper.DynamicMap<IDataReader, List<<#=tableName#>>>(table.CreateDataReader());
if (list == null || list.Count == 0) return null;
return list[0];
} public static List<<#=tableName#>> GetList()
{
string sql = "SELECT * FROM <#=table.TableName#>";
DataTable table = DBHelper.GetDateTable(sql);
List<<#=tableName#>> list = new DatatableFill<<#=tableName#>>().FillModel(table);
//List<<#=tableName#>> list = Mapper.DynamicMap<IDataReader, List<<#=tableName#>>>(table.CreateDataReader());
return list; } public static List<<#=tableName#>> Find(string where)
{
string sql = string.Format("SELECT * FROM <#=table.TableName#> WHERE {0};", where);
DataTable table = DBHelper.GetDateTable(sql);
return new DatatableFill<<#=tableName#>>().FillModel(table);
} public static List<<#=tableName#>> Find(string field, string prop)
{
return Find(string.Format(" {0} = '{1}' ", field, prop)); } public static bool Exist(string field, string prop)
{
int n = Count(field, prop);
return n > 0 ? true : false;
} public static int Count(string where)
{
string sql = string.Format("SELECT COUNT(1) FROM <#=table.TableName#> WHERE {0}", where);
DataTable table = DBHelper.GetDateTable(sql);
return Convert.ToInt32(table.Rows[0][0]);
} public static int Count(string field, string prop)
{
return Count(string.Format(" {0} = '{1}' ", field, prop));
} public static int Count()
{
return Count(" 1 = 1 ");
} public static List<<#=tableName#>> Find(int index, int size, ref int count)
{
count = Count(" 1 = 1 ");
string sql = string.Format(" 1 = 1 Order by id desc LIMIT {0}, {1} ", index * size , size);
return Find(sql);
} public static List<<#=tableName#>> Find(string field, string prop, int index, int size, ref int count)
{
count = Count(field, prop);
string sql = string.Format(" {0} = {1} Order by id desc LIMIT {2}, {3} ", field, prop, index, size);
return Find(sql);
}
} <#}#>
} <#+
class config
{
public static readonly string ConnectionString = "Server=127.0.0.1;Database=toolsite;Uid=root;Pwd=root;";
public static readonly string DbDatabase = "toolsite";
}
#>
你须要改的是最后那个文件的这个位置
class config
{
public static readonly string ConnectionString = "Server=127.0.0.1;Database=toolsite;Uid=root;Pwd=root;";
public static readonly string DbDatabase = "toolsite";
}
怎么改我相信你懂的,点击下保存,你的实体类,跟数据库操作就生成了
最后生成的代码是这样子的,还是蛮粗糙的,假设你愿意改改,我相信会更好的!!!
using System;
using MySql.Data.MySqlClient;
using System.Data;
using System.Collections.Generic;
namespace ToolSite.Entity
{
public class Config
{
public static string DefaultDb = "toolsite";
public static string ConnStr = "Server=127.0.0.1;Database=toolsite;Uid=root;Pwd=root;";
} public partial class PageInfo
{
#region Field
/// <summary>
///
/// </summary>
public int Id { get; set; }
/// <summary>
///
/// </summary>
public int SiteId { get; set; }
/// <summary>
///
/// </summary>
public int ParentId { get; set; }
/// <summary>
///
/// </summary>
public string FileName { get; set; }
/// <summary>
///
/// </summary>
public string Content { get; set; }
/// <summary>
///
/// </summary>
public string Title { get; set; }
/// <summary>
///
/// </summary>
public string Keywords { get; set; }
/// <summary>
///
/// </summary>
public string Description { get; set; }
/// <summary>
///
/// </summary>
public string H1 { get; set; }
#endregion public int Save()
{
MySqlParameter[] paras = new MySqlParameter[] {
new MySqlParameter("site_id", this.SiteId),
new MySqlParameter("parent_id", this.ParentId),
new MySqlParameter("file_name", this.FileName),
new MySqlParameter("content", this.Content),
new MySqlParameter("title", this.Title),
new MySqlParameter("keywords", this.Keywords),
new MySqlParameter("description", this.Description),
new MySqlParameter("h1", this.H1)
}; string sql = "INSERT INTO page_info(site_id, parent_id, file_name, content, title, keywords, description, h1) VALUES(?site_id, ?parent_id, ?file_name, ?content, ?title, ?keywords, ?description, ?h1)";
return DBHelper.NoneQuery(sql, paras);
} public int Update()
{ MySqlParameter[] paras = new MySqlParameter[] {
new MySqlParameter("id", this.Id),
new MySqlParameter("site_id", this.SiteId),
new MySqlParameter("parent_id", this.ParentId),
new MySqlParameter("file_name", this.FileName),
new MySqlParameter("content", this.Content),
new MySqlParameter("title", this.Title),
new MySqlParameter("keywords", this.Keywords),
new MySqlParameter("description", this.Description),
new MySqlParameter("h1", this.H1)
}; string sql = "UPDATE page_info SET site_id = ?site_id, parent_id = ?parent_id, file_name = ?file_name, content = ?content, title = ?title, keywords = ?keywords, description = ?description, h1 = ?h1 WHERE id = ?id";
return DBHelper.NoneQuery(sql, paras); } public static int Delete(int id)
{
string sql = string.Format("DELETE FROM page_info WHERE id = {0}", id);
return DBHelper.NoneQuery(sql); } public static PageInfo GetById(int id)
{
string sql = string.Format("SELECT * FROM page_info WHERE id = {0}", id);
DataTable table = DBHelper.GetDateTable(sql);
List<PageInfo> list = new DatatableFill<PageInfo>().FillModel(table);
//List<PageInfo> list = Mapper.DynamicMap<IDataReader, List<PageInfo>>(table.CreateDataReader());
if (list == null || list.Count == 0) return null;
return list[0];
} public static List<PageInfo> GetList()
{
string sql = "SELECT * FROM page_info";
DataTable table = DBHelper.GetDateTable(sql);
List<PageInfo> list = new DatatableFill<PageInfo>().FillModel(table);
//List<PageInfo> list = Mapper.DynamicMap<IDataReader, List<PageInfo>>(table.CreateDataReader());
return list; } public static List<PageInfo> Find(string where)
{
string sql = string.Format("SELECT * FROM page_info WHERE {0};", where);
DataTable table = DBHelper.GetDateTable(sql);
return new DatatableFill<PageInfo>().FillModel(table);
} public static List<PageInfo> Find(string field, string prop)
{
return Find(string.Format(" {0} = '{1}' ", field, prop)); } public static bool Exist(string field, string prop)
{
int n = Count(field, prop);
return n > 0 ? true : false;
} public static int Count(string where)
{
string sql = string.Format("SELECT COUNT(1) FROM page_info WHERE {0}", where);
DataTable table = DBHelper.GetDateTable(sql);
return Convert.ToInt32(table.Rows[0][0]);
} public static int Count(string field, string prop)
{
return Count(string.Format(" {0} = '{1}' ", field, prop));
} public static int Count()
{
return Count(" 1 = 1 ");
} public static List<PageInfo> Find(int index, int size, ref int count)
{
count = Count(" 1 = 1 ");
string sql = string.Format(" 1 = 1 Order by id desc LIMIT {0}, {1} ", index * size , size);
return Find(sql);
} public static List<PageInfo> Find(string field, string prop, int index, int size, ref int count)
{
count = Count(field, prop);
string sql = string.Format(" {0} = {1} Order by id desc LIMIT {2}, {3} ", field, prop, index, size);
return Find(sql);
}
} public partial class SiteInfo
{
#region Field
/// <summary>
///
/// </summary>
public int Id { get; set; }
/// <summary>
///
/// </summary>
public string Name { get; set; }
/// <summary>
///
/// </summary>
public string Template { get; set; }
#endregion public int Save()
{
MySqlParameter[] paras = new MySqlParameter[] {
new MySqlParameter("name", this.Name),
new MySqlParameter("template", this.Template)
}; string sql = "INSERT INTO site_info(name, template) VALUES(?name, ?template)";
return DBHelper.NoneQuery(sql, paras);
} public int Update()
{ MySqlParameter[] paras = new MySqlParameter[] {
new MySqlParameter("id", this.Id),
new MySqlParameter("name", this.Name),
new MySqlParameter("template", this.Template)
}; string sql = "UPDATE site_info SET name = ?name, template = ?template WHERE id = ?id";
return DBHelper.NoneQuery(sql, paras); } public static int Delete(int id)
{
string sql = string.Format("DELETE FROM site_info WHERE id = {0}", id);
return DBHelper.NoneQuery(sql); } public static SiteInfo GetById(int id)
{
string sql = string.Format("SELECT * FROM site_info WHERE id = {0}", id);
DataTable table = DBHelper.GetDateTable(sql);
List<SiteInfo> list = new DatatableFill<SiteInfo>().FillModel(table);
//List<SiteInfo> list = Mapper.DynamicMap<IDataReader, List<SiteInfo>>(table.CreateDataReader());
if (list == null || list.Count == 0) return null;
return list[0];
} public static List<SiteInfo> GetList()
{
string sql = "SELECT * FROM site_info";
DataTable table = DBHelper.GetDateTable(sql);
List<SiteInfo> list = new DatatableFill<SiteInfo>().FillModel(table);
//List<SiteInfo> list = Mapper.DynamicMap<IDataReader, List<SiteInfo>>(table.CreateDataReader());
return list; } public static List<SiteInfo> Find(string where)
{
string sql = string.Format("SELECT * FROM site_info WHERE {0};", where);
DataTable table = DBHelper.GetDateTable(sql);
return new DatatableFill<SiteInfo>().FillModel(table);
} public static List<SiteInfo> Find(string field, string prop)
{
return Find(string.Format(" {0} = '{1}' ", field, prop)); } public static bool Exist(string field, string prop)
{
int n = Count(field, prop);
return n > 0 ? true : false;
} public static int Count(string where)
{
string sql = string.Format("SELECT COUNT(1) FROM site_info WHERE {0}", where);
DataTable table = DBHelper.GetDateTable(sql);
return Convert.ToInt32(table.Rows[0][0]);
} public static int Count(string field, string prop)
{
return Count(string.Format(" {0} = '{1}' ", field, prop));
} public static int Count()
{
return Count(" 1 = 1 ");
} public static List<SiteInfo> Find(int index, int size, ref int count)
{
count = Count(" 1 = 1 ");
string sql = string.Format(" 1 = 1 Order by id desc LIMIT {0}, {1} ", index * size , size);
return Find(sql);
} public static List<SiteInfo> Find(string field, string prop, int index, int size, ref int count)
{
count = Count(field, prop);
string sql = string.Format(" {0} = {1} Order by id desc LIMIT {2}, {3} ", field, prop, index, size);
return Find(sql);
}
} }
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