You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
423 lines
19 KiB
423 lines
19 KiB
using OfficeOpenXml;
|
|
using OfficeOpenXml.Style;
|
|
using System.ComponentModel;
|
|
using System.Data;
|
|
using System.Drawing;
|
|
using System.Reflection;
|
|
using Tiobon.Core.Common.Helper;
|
|
|
|
namespace Tiobon.Core.Common.Extensions;
|
|
|
|
public static class IQueryableExtensions
|
|
{
|
|
static int EXPORT_FILE_PAGESIZE = 10000;
|
|
/// <summary>
|
|
/// IQueryable数据写入文件(Excel)
|
|
/// </summary>
|
|
/// <param name="db"></param>
|
|
/// <param name="fname"></param>
|
|
/// <param name="splitstr"></param>
|
|
/// <param name="ExportFields"></param>
|
|
/// <param name="exportFieldsWidth"></param>
|
|
/// <param name="headText"></param>
|
|
/// <param name="totalText"></param>
|
|
/// <param name="isNeedItemNo"></param>
|
|
public static void IntoFileFromLinqExcel<T>(this IQueryable<T> db, string fname, string splitstr, List<string> exportFields, Dictionary<string, string> exportDicFields = null, List<int> exportFieldsWidth = null, string headText = "", string totalText = "", bool isNeedItemNo = false) where T : class
|
|
{
|
|
if (db.IsNull())
|
|
return;
|
|
//查询文件状态
|
|
if (File.Exists(fname))
|
|
{
|
|
LoggerHelper.SendLog("文件已生成 " + fname);
|
|
return;
|
|
}
|
|
LoggerHelper.SendLog("正在生成文件 " + fname);
|
|
DateTime dt_start = DateTime.Now;
|
|
if (!File.Exists(fname))
|
|
File.Create(fname).Close();
|
|
//获取需要导出的字段
|
|
Dictionary<string, string> fieldDescs = GetFieldDesc<T>();
|
|
|
|
fieldDescs = exportDicFields;
|
|
int dbCount = db.Count();
|
|
ExcelPackage.LicenseContext = OfficeOpenXml.LicenseContext.Commercial;
|
|
//列名排序，返回有序列表
|
|
var (fields, colunms) = Sort(fieldDescs, exportFields);
|
|
using (FileStream stream = File.Create(fname))
|
|
{
|
|
using (ExcelPackage package = new ExcelPackage(stream))
|
|
{
|
|
ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("sheet1");
|
|
|
|
|
|
var colunmsCount = colunms.Count;
|
|
|
|
var startCol = 0;
|
|
var startRow = 1; // 初始行数
|
|
if (isNeedItemNo)
|
|
startCol = 1;
|
|
|
|
|
|
if (!string.IsNullOrEmpty(headText))
|
|
{
|
|
worksheet.Cells[startRow, 1].Value = headText;
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Merge = true;
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Style.Font.Bold = true;
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Style.HorizontalAlignment = ExcelHorizontalAlignment.Center; // Alignment is center
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Style.Font.Size = 14;
|
|
startRow++;
|
|
}
|
|
|
|
if (isNeedItemNo)
|
|
{
|
|
worksheet.Cells[startRow, 1].Value = "序号";
|
|
worksheet.Cells[startRow, 1, startRow, 1].Style.Font.Bold = true;
|
|
worksheet.Cells[startRow, 1, startRow, 1].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[startRow, 1, startRow, 1].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
|
|
//写入列名
|
|
for (int i = 0; i < fields.Count; ++i)
|
|
{
|
|
worksheet.Cells[startRow, i + 1 + startCol].Value = fields[i];
|
|
worksheet.Cells[startRow, i + 1 + startCol, startRow, i + 1 + startCol].Style.Font.Bold = true;
|
|
worksheet.Cells[startRow, i + 1 + startCol, startRow, i + 1 + startCol].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[startRow, i + 1 + startCol, startRow, i + 1 + startCol].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
|
|
startRow++;
|
|
|
|
//查看数据是否过大，需要分页
|
|
int totalPageNum = (dbCount + EXPORT_FILE_PAGESIZE - 1) / EXPORT_FILE_PAGESIZE;
|
|
//遍历每一页
|
|
for (int pageNum = 0; pageNum < totalPageNum; ++pageNum)
|
|
{
|
|
var list = db.Skip(pageNum * EXPORT_FILE_PAGESIZE).Take(EXPORT_FILE_PAGESIZE).ToList();
|
|
//遍历每行
|
|
for (int row = 0; row < list.Count; ++row)
|
|
{
|
|
if (isNeedItemNo)
|
|
{
|
|
worksheet.Cells[row + startRow, 1].Value = row + 1;
|
|
worksheet.Cells[row + startRow, 1, row + startRow, 1].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[row + startRow, 1, row + startRow, 1].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
//遍历需要写入文件的字段
|
|
for (int i = 0; i < colunms.Count; ++i)
|
|
{
|
|
worksheet.Cells[row + startRow, i + 1 + startCol].Value = ConvertData2String(list[row], colunms[i]);
|
|
worksheet.Cells[row + startRow, i + 1 + startCol, row + startRow, i + 1 + startCol].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[row + startRow, i + 1 + startCol, row + startRow, i + 1 + startCol].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!string.IsNullOrEmpty(totalText))
|
|
{
|
|
worksheet.Cells[dbCount + startRow, 1].Value = "总计:";
|
|
worksheet.Cells[dbCount + startRow, 1, dbCount + startRow, 1].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[dbCount + startRow, 1, dbCount + startRow, 1].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
|
|
worksheet.Cells[dbCount + startRow, 2, dbCount + startRow, colunms.Count + startCol].Value = totalText;
|
|
worksheet.Cells[dbCount + startRow, 2, dbCount + startRow, colunms.Count + startCol].Merge = true;
|
|
startRow++;
|
|
}
|
|
|
|
using (ExcelRange r = worksheet.Cells[1, 1, dbCount + startRow - 1, fields.Count + startCol])
|
|
{
|
|
r.Style.Border.Top.Style = ExcelBorderStyle.Thin;
|
|
r.Style.Border.Left.Style = ExcelBorderStyle.Thin;
|
|
r.Style.Border.Right.Style = ExcelBorderStyle.Thin;
|
|
r.Style.Border.Bottom.Style = ExcelBorderStyle.Thin;
|
|
|
|
r.Style.Border.Top.Color.SetColor(Color.Black);
|
|
r.Style.Border.Left.Color.SetColor(Color.Black);
|
|
r.Style.Border.Right.Color.SetColor(Color.Black);
|
|
r.Style.Border.Bottom.Color.SetColor(Color.Black);
|
|
}
|
|
if (isNeedItemNo)
|
|
{
|
|
worksheet.Column(1).Width = 20;//设置列宽为默认值
|
|
}
|
|
//设置列宽
|
|
if (exportFieldsWidth == null || exportFieldsWidth.Count < fields.Count)
|
|
{
|
|
for (int i = 0; i < fields.Count; ++i)
|
|
{
|
|
worksheet.Column(i + 1 + startCol).Width = 20;//设置列宽为默认值
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (int i = 0; i < fields.Count; ++i)
|
|
{
|
|
worksheet.Column(i + 1 + startCol).Width = exportFieldsWidth[i];//设置列宽为前段配置的值
|
|
}
|
|
}
|
|
|
|
package.Workbook.Properties.Title = "数据导出";
|
|
package.Workbook.Properties.Author = "SUZHOUEU";
|
|
package.Workbook.Properties.Comments = "苏州一优信息技术有限公司提供技术支持！";
|
|
|
|
package.Workbook.Properties.Company = "苏州一优信息技术有限公司";
|
|
|
|
package.Workbook.Properties.SetCustomPropertyValue("Checked by", "SimonHsiao");
|
|
package.Workbook.Properties.SetCustomPropertyValue("AssemblyName", "SUZHOUEU");
|
|
|
|
package.Save();
|
|
|
|
}
|
|
}
|
|
LoggerHelper.SendLog("生成文件 " + fname + " 完毕 " + dbCount + " 耗时 " + (int)(DateTime.Now - dt_start).TotalSeconds);
|
|
}
|
|
public static void IntoFileFromLinqExcel(this DataTable db, string fname, string splitstr, Dictionary<string, string> fieldDescs, List<int> exportFieldsWidth, string headText = "", string totalText = "", bool isNeedItemNo = false)
|
|
{
|
|
if (db.IsNull())
|
|
return;
|
|
//查询文件状态
|
|
if (File.Exists(fname))
|
|
{
|
|
LoggerHelper.SendLog("文件已生成 " + fname);
|
|
return;
|
|
}
|
|
LoggerHelper.SendLog("正在生成文件 " + fname);
|
|
DateTime dt_start = DateTime.Now;
|
|
if (!File.Exists(fname))
|
|
File.Create(fname).Close();
|
|
//获取需要导出的字段
|
|
int dbCount = db.Rows.Count;
|
|
|
|
//列名排序，返回有序列表
|
|
var (fields, colunms) = Sort(fieldDescs, null);
|
|
using (FileStream stream = File.Create(fname))
|
|
{
|
|
using (ExcelPackage package = new ExcelPackage(stream))
|
|
{
|
|
ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("sheet1");
|
|
|
|
|
|
var colunmsCount = colunms.Count;
|
|
|
|
var startCol = 0;
|
|
var startRow = 1; // 初始行数
|
|
if (isNeedItemNo)
|
|
startCol = 1;
|
|
|
|
|
|
if (!string.IsNullOrEmpty(headText))
|
|
{
|
|
worksheet.Cells[startRow, 1].Value = headText;
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Merge = true;
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Style.Font.Bold = true;
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Style.HorizontalAlignment = ExcelHorizontalAlignment.Center; // Alignment is center
|
|
worksheet.Cells[startRow, 1, 1, colunmsCount + startCol].Style.Font.Size = 14;
|
|
startRow++;
|
|
}
|
|
|
|
if (isNeedItemNo)
|
|
{
|
|
worksheet.Cells[startRow, 1].Value = "序号";
|
|
worksheet.Cells[startRow, 1, startRow, 1].Style.Font.Bold = true;
|
|
worksheet.Cells[startRow, 1, startRow, 1].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[startRow, 1, startRow, 1].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
|
|
//写入列名
|
|
for (int i = 0; i < fields.Count; ++i)
|
|
{
|
|
worksheet.Cells[startRow, i + 1 + startCol].Value = fields[i];
|
|
worksheet.Cells[startRow, i + 1 + startCol, startRow, i + 1 + startCol].Style.Font.Bold = true;
|
|
worksheet.Cells[startRow, i + 1 + startCol, startRow, i + 1 + startCol].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[startRow, i + 1 + startCol, startRow, i + 1 + startCol].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
startRow++;
|
|
|
|
for (int row = 0; row < dbCount; ++row)
|
|
{
|
|
if (isNeedItemNo)
|
|
{
|
|
worksheet.Cells[row + startRow, 1].Value = row + 1;
|
|
worksheet.Cells[row + startRow, 1, row + startRow, 1].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[row + startRow, 1, row + startRow, 1].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
//遍历需要写入文件的字段
|
|
for (int i = 0; i < colunms.Count; ++i)
|
|
{
|
|
worksheet.Cells[row + startRow, i + 1 + startCol].Value = db.Rows[row][colunms[i]].ToString();
|
|
worksheet.Cells[row + startRow, i + 1 + startCol, row + startRow, i + 1 + startCol].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[row + startRow, i + 1 + startCol, row + startRow, i + 1 + startCol].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
}
|
|
}
|
|
|
|
if (!string.IsNullOrEmpty(totalText))
|
|
{
|
|
worksheet.Cells[dbCount + startRow, 1].Value = "总计:";
|
|
worksheet.Cells[dbCount + startRow, 1, dbCount + startRow, 1].Style.VerticalAlignment = OfficeOpenXml.Style.ExcelVerticalAlignment.Center;
|
|
worksheet.Cells[dbCount + startRow, 1, dbCount + startRow, 1].Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
|
|
|
|
worksheet.Cells[dbCount + startRow, 2, dbCount + startRow, colunms.Count + startCol].Value = totalText;
|
|
worksheet.Cells[dbCount + startRow, 2, dbCount + startRow, colunms.Count + startCol].Merge = true;
|
|
startRow++;
|
|
}
|
|
|
|
using (ExcelRange r = worksheet.Cells[1, 1, dbCount + startRow - 1, fields.Count + startCol])
|
|
{
|
|
r.Style.Border.Top.Style = ExcelBorderStyle.Thin;
|
|
r.Style.Border.Left.Style = ExcelBorderStyle.Thin;
|
|
r.Style.Border.Right.Style = ExcelBorderStyle.Thin;
|
|
r.Style.Border.Bottom.Style = ExcelBorderStyle.Thin;
|
|
|
|
r.Style.Border.Top.Color.SetColor(Color.Black);
|
|
r.Style.Border.Left.Color.SetColor(Color.Black);
|
|
r.Style.Border.Right.Color.SetColor(Color.Black);
|
|
r.Style.Border.Bottom.Color.SetColor(Color.Black);
|
|
}
|
|
if (isNeedItemNo)
|
|
{
|
|
worksheet.Column(1).Width = 20;//设置列宽为默认值
|
|
}
|
|
//设置列宽
|
|
if (exportFieldsWidth == null || exportFieldsWidth.Count < fields.Count)
|
|
{
|
|
for (int i = 0; i < fields.Count; ++i)
|
|
{
|
|
worksheet.Column(i + 1 + startCol).Width = 20;//设置列宽为默认值
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (int i = 0; i < fields.Count; ++i)
|
|
{
|
|
worksheet.Column(i + 1 + startCol).Width = exportFieldsWidth[i];//设置列宽为前段配置的值
|
|
}
|
|
}
|
|
|
|
package.Workbook.Properties.Title = "数据导出";
|
|
package.Workbook.Properties.Author = "SUZHOUEU";
|
|
package.Workbook.Properties.Comments = "苏州一优信息技术有限公司提供技术支持！";
|
|
|
|
package.Workbook.Properties.Company = "苏州一优信息技术有限公司";
|
|
|
|
package.Workbook.Properties.SetCustomPropertyValue("Checked by", "SimonHsiao");
|
|
package.Workbook.Properties.SetCustomPropertyValue("AssemblyName", "SUZHOUEU");
|
|
|
|
package.Save();
|
|
|
|
}
|
|
}
|
|
LoggerHelper.SendLog("生成文件 " + fname + " 完毕 " + dbCount + " 耗时 " + (int)(DateTime.Now - dt_start).TotalSeconds);
|
|
}
|
|
private static string ConvertData2String<T>(T t, string field) where T : class
|
|
{
|
|
if (t.FieldTypeIsDateTime(field))
|
|
{
|
|
DateTime? time = t.GetDateTimeValueFromField(field);
|
|
if (time != null)
|
|
{
|
|
if (time.Value.ToString("HH:mm:ss") == "00:00:00")
|
|
{
|
|
return time.Value.ToString("yyyy-MM-dd");
|
|
}
|
|
else
|
|
{
|
|
return time.Value.ToString("yyyy-MM-dd HH:mm:ss");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return string.Empty;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return t.GetStringValueFromField(field);
|
|
}
|
|
}
|
|
/// <summary>
|
|
/// 列名按照前端显示顺序导出
|
|
/// </summary>
|
|
/// <param name="columns"></param>
|
|
/// <param name="ExportFields"></param>
|
|
/// <returns></returns>
|
|
public static (List<string>, List<string>) Sort(Dictionary<string, string> columns, List<string> ExportFields)
|
|
{
|
|
List<string> fields = new List<string>();
|
|
List<string> colunms = new List<string>();
|
|
if (ExportFields == null || ExportFields.Count == 0)
|
|
{
|
|
return (columns.Keys.ToList(), columns.Values.ToList());
|
|
}
|
|
|
|
foreach (var field in ExportFields)
|
|
{
|
|
foreach (var item in columns)
|
|
{
|
|
if (item.Key == field)
|
|
{
|
|
fields.Add(item.Key);
|
|
colunms.Add(item.Value);
|
|
}
|
|
}
|
|
}
|
|
|
|
return (fields, colunms);
|
|
}
|
|
|
|
|
|
#region 获取字段描述
|
|
/// <summary>
|
|
/// 对象字段描述
|
|
/// </summary>
|
|
private static Dictionary<string, Dictionary<string, string>> m_FieldDesc = new Dictionary<string, Dictionary<string, string>>();
|
|
|
|
/// <summary>
|
|
/// 获取字段的描述(描述 - 列名)
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <returns></returns>
|
|
public static Dictionary<string, string> GetFieldDesc<T>()
|
|
{
|
|
var type = typeof(T).ToString();
|
|
lock (m_FieldDesc)
|
|
{
|
|
if (m_FieldDesc.ContainsKey(type))
|
|
return m_FieldDesc[type];
|
|
}
|
|
Dictionary<string, string> dic = new Dictionary<string, string>();
|
|
try
|
|
{
|
|
PropertyInfo[] peroperties = typeof(T).GetProperties(BindingFlags.Public | BindingFlags.Instance);
|
|
if (peroperties != null)
|
|
{
|
|
foreach (PropertyInfo property in peroperties)
|
|
{
|
|
object[] objs = property.GetCustomAttributes(typeof(DescriptionAttribute), true);
|
|
if (objs.Length > 0)
|
|
{
|
|
var desc = ((DescriptionAttribute)objs[0]).Description.Trim();
|
|
if (!dic.ContainsKey(desc))
|
|
{
|
|
dic.Add(desc, property.Name);
|
|
}
|
|
else
|
|
{
|
|
dic[desc] = property.Name;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
catch //(Exception ex)
|
|
{
|
|
}
|
|
lock (m_FieldDesc)
|
|
{
|
|
if (!m_FieldDesc.ContainsKey(type))
|
|
m_FieldDesc.Add(type, dic);
|
|
}
|
|
return dic;
|
|
}
|
|
#endregion
|
|
|
|
} |