644 lines
24 KiB
C#
644 lines
24 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using System.Web;
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using AngleSharp;
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using AngleSharp.Dom;
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using Hncore.Infrastructure.Data;
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using Hncore.Infrastructure.Extension;
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using Microsoft.AspNetCore.Mvc;
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using NPOI.HSSF.UserModel;
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namespace Hncore.Infrastructure.Common
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{
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public static class ExcelHelper
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{
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public static async Task<Stream> GetStreamFromHtml(string html)
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{
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MemoryStream ms = new MemoryStream();
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HSSFWorkbook book = new HSSFWorkbook();
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var context = BrowsingContext.New(Configuration.Default);
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var document = await context.OpenAsync(req => req.Content(html));
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try
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{
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var tables = document.GetElementsByTagName("table");
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foreach (var table in tables)
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{
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var sheetName = table.GetAttribute("sheetname");
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var sheet = book.CreateSheet(sheetName);
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var trs = table.GetElementsByTagName("tr");
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var rowIndex = 0;
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foreach (var tr in trs)
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{
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var row = sheet.CreateRow(rowIndex);
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var tds = tr.GetElementsByTagName("td");
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var columnIndex = 0;
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foreach (var td in tds)
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{
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row.CreateCell(columnIndex).SetCellValue(td.InnerHtml.Trim());
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columnIndex++;
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}
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rowIndex++;
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}
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}
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book.Write(ms);
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ms.Position = 0;
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}
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finally
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{
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document.Close();
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document.Dispose();
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context.Active.Close();
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context.Active.Dispose();
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document = null;
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context = null;
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book.Clear();
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book.Close();
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book = null;
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}
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return ms;
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}
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public static async Task ResponseExcelFromHtml(this ControllerBase controllerBase, string fileName, string html)
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{
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using (var ms = await GetStreamFromHtml(html))
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{
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var bytes = ms.StreamToBytes();
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var response = controllerBase.HttpContext.Response;
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response.ContentType = "application/octet-stream";
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response.Headers.Add("Content-Disposition", $"attachment; filename={fileName.UrlEncode()}");
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response.Headers.Add("X-Suggested-Filename", fileName.UrlEncode());
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response.Headers.Add("Content-Length", bytes.Length.ToString());
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await response.Body.WriteAsync(bytes, 0, bytes.Length);
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await response.Body.FlushAsync();
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}
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}
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/// <summary>
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/// excel二进制文件转二维string结合
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/// </summary>
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/// <param name="stream"></param>
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/// <param name="st"></param>
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/// <returns></returns>
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public static List<List<string>> ReadFromStream(Stream stream, int st = 0)
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{
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//根据路径通过已存在的excel来创建HSSFWorkbook，即整个excel文档
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HSSFWorkbook workbook;
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try
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{
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workbook = new HSSFWorkbook(stream);
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}
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catch (Exception ex)
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{
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LogHelper.Error("ReadFromStream",ex);
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throw new BusinessException("文件读取错误！");
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}
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List<List<string>> lis1 = new List<List<string>>();
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{
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//获取excel的第一个sheet
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var sheet = workbook.GetSheetAt(st);
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if (sheet == null)
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throw new BusinessException("该文件内没有包含任何工作簿");
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//获取sheet的首行
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var headerRow = sheet.GetRow(0);
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//一行最后一个方格的编号 即总的列数
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int cellCount = headerRow.LastCellNum;
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try
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{
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for (int i = 0; i <= sheet.LastRowNum; i++)
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{
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List<string> lis = new List<string>();
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var row = sheet.GetRow(i);
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if (row == null)
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continue;
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for (int j = 0; j < cellCount; j++)
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{
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var cell = row.GetCell(j);
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if (cell == null)
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{
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lis.Add("");
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continue;
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}
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try
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{
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switch (cell.CellType)
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{
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case NPOI.SS.UserModel.CellType.Unknown:
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lis.Add("Unknown");
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break;
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case NPOI.SS.UserModel.CellType.Numeric:
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if (HSSFDateUtil.IsCellDateFormatted(cell))//对日期格式进行特殊对待
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lis.Add(HSSFDateUtil.GetJavaDate(cell.NumericCellValue).ToString());
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else
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lis.Add(cell.NumericCellValue.ToString());
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break;
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case NPOI.SS.UserModel.CellType.String:
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lis.Add(cell.StringCellValue.ToString());
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break;
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case NPOI.SS.UserModel.CellType.Formula:
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lis.Add(cell.CellFormula.ToString());
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break;
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case NPOI.SS.UserModel.CellType.Blank:
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lis.Add("");
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break;
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case NPOI.SS.UserModel.CellType.Boolean:
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lis.Add(cell.BooleanCellValue.ToString());
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break;
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case NPOI.SS.UserModel.CellType.Error:
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lis.Add(cell.ErrorCellValue.ToString());
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break;
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default:
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break;
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}
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}
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catch
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{
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lis.Add("");
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}
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}
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//如果本行所有单元格都是空，就跳过本行
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if (lis.All(item => string.IsNullOrEmpty(item)))
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continue;
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lis1.Add(lis);
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}
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}
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catch(Exception ex)
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{
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LogHelper.Error("ReadFromStream", ex);
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throw new BusinessException("文件格式错误！");
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}
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}
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#region 细节化处理
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lis1 = lis1.Where(s => !s.TrueForAll(f => string.IsNullOrWhiteSpace(f))).ToList();//去除全是空格的空行。
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lis1 = lis1.Select(s => s = s.Select(y => y = y.Trim()).ToList()).ToList();//去除空格
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if (lis1.Count == 1) throw new Exception("Excel中无有效数据！");
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#endregion
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return lis1;
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}
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/// <summary>
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/// 导出列表到excel
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/// 导出到sheet的数据一致
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="excelData">每一个sheet的数据</param>
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/// <param name="excelTitle">列表的属性和名称值</param>
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/// <returns></returns>
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public static byte[] ExportListToExcel<T>(List<ExcelData<T>> excelData, List<ExcelTitle> excelTitle)
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{
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var workbook = new NPOI.XSSF.UserModel.XSSFWorkbook();
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var entityType = typeof(T);
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PropertyInfo[] entityProperties = entityType.GetProperties();
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if (excelData == null || excelData.Count == 0)
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{
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return null;
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}
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try
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{
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foreach (var item in excelData)
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{
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#region MyRegion
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//var sheet = workbook.CreateSheet(item.SheetName.Replace('/','-'));
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//var titleRow = sheet.CreateRow(0);
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//for (int i = 0; i < excelTitle.Count; i++)
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//{
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// titleRow.CreateCell(i).SetCellValue(excelTitle[i].Title);
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//}
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//var sheetData = item.Data;
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//for (int j = 0; j < sheetData.Count; j++)
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//{
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// var dataRow = sheet.CreateRow(j + 1);
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// for (int i = 0; i < excelTitle.Count; i++)
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// {
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// if (excelTitle[i].Property.ToUpper().Equals("ID"))
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// {
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// var num = j + 1;
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// dataRow.CreateCell(i).SetCellValue(num);
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// continue;
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// }
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// var entityProperty = entityProperties.FirstOrDefault(m => m.Name == excelTitle[i].Property);
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// var cellVal = entityProperty?.GetValue(sheetData[j]);
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// if (cellVal?.GetType().Name == "DateTime")
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// {
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// dataRow.CreateCell(i).SetCellValue(((DateTime?)cellVal)?.ToString("yyyy/MM/dd HH:mm:ss"));
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// }
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// else
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// {
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// dataRow.CreateCell(i).SetCellValue(cellVal?.ToString());
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// }
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// //dataRow.CreateCell(i).SetCellValue(cellVal?.ToString());
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// }
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//}
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#endregion
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CreateSheetData(workbook, item, excelTitle, entityProperties);
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}
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using (var ms = new MemoryStream())
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{
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workbook.Write(ms);
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var bytes = ms.ToArray();
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return bytes;
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}
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}
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catch(Exception ex)
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{
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LogHelper.Error("ExportListToExcel=>" + ex);
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throw ex;
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}
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finally
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{
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workbook.Clear();
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workbook.Close();
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workbook = null;
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}
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}
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public static byte[] ExportListToExcel<T>(ExcelData<T> excelData, List<ExcelTitle> excelTitle)
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{
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var workbook = new NPOI.XSSF.UserModel.XSSFWorkbook();
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var entityType = typeof(T);
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PropertyInfo[] entityProperties = entityType.GetProperties();
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try
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{
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#region MyRegion
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//var sheet = workbook.CreateSheet(excelData.SheetName.Replace('/', '-'));
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//var titleRow = sheet.CreateRow(0);
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//for (int i = 0; i < excelTitle.Count; i++)
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//{
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// titleRow.CreateCell(i).SetCellValue(excelTitle[i].Title);
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//}
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//var sheetData = excelData.Data;
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//for (int j = 0; j < sheetData.Count; j++)
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//{
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// var dataRow = sheet.CreateRow(j + 1);
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// for (int i = 0; i < excelTitle.Count; i++)
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// {
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// var cellVal = entityProperties.FirstOrDefault(m => m.Name == excelTitle[i].Property)?.GetValue(sheetData[j]);
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// if (cellVal?.GetType().Name == "DateTime")
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// {
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// dataRow.CreateCell(i).SetCellValue(((DateTime?)cellVal)?.ToString("yyyy/MM/dd HH:mm:ss"));
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// }
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// else
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// {
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// dataRow.CreateCell(i).SetCellValue(cellVal?.ToString());
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// }
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// }
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//}
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#endregion
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CreateSheetData(workbook, excelData, excelTitle, entityProperties);
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using (var ms = new MemoryStream())
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{
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workbook.Write(ms);
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var bytes = ms.ToArray();
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return bytes;
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}
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}
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catch (Exception ex)
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{
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LogHelper.Error("ExportListToExcel=>" + ex);
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throw ex;
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}
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finally
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{
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workbook.Clear();
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workbook.Close();
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workbook = null;
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}
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}
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/// <summary>
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/// 创建excel表单数据
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="workbook"></param>
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/// <param name="excelData"></param>
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/// <param name="excelTitle"></param>
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/// <param name="entityProperties"></param>
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private static void CreateSheetData<T>(NPOI.XSSF.UserModel.XSSFWorkbook workbook,
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ExcelData<T> excelData, List<ExcelTitle> excelTitle,PropertyInfo[] entityProperties)
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{
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var sheet = workbook.CreateSheet(excelData.SheetName.Replace('/', '-'));
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var titleRow = sheet.CreateRow(0);
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for (int i = 0; i < excelTitle.Count; i++)
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{
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titleRow.CreateCell(i).SetCellValue(excelTitle[i].Title);
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}
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var sheetData = excelData.Data;
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for (int j = 0; j < sheetData.Count; j++)
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{
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var dataRow = sheet.CreateRow(j + 1);
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for (int i = 0; i < excelTitle.Count; i++)
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{
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var currentTitle = excelTitle[i];
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if (currentTitle.Property.Equals("序号"))
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{
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|
|
var num = j + 1;
|
|||
|
|
dataRow.CreateCell(i).SetCellValue(num);
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
var cellVal = entityProperties.FirstOrDefault(m => m.Name == currentTitle.Property)?.GetValue(sheetData[j]);
|
|||
|
|
if (currentTitle.Format != null)
|
|||
|
|
{
|
|||
|
|
cellVal = currentTitle.Format(cellVal);
|
|||
|
|
}
|
|||
|
|
if (currentTitle.Expr != null)
|
|||
|
|
{
|
|||
|
|
cellVal = currentTitle.Expr(sheetData[j]);
|
|||
|
|
}
|
|||
|
|
else if (cellVal?.GetType().Name == "DateTime")
|
|||
|
|
{
|
|||
|
|
dataRow.CreateCell(i).SetCellValue(((DateTime?)cellVal)?.ToString("yyyy/MM/dd HH:mm:ss"));
|
|||
|
|
}
|
|||
|
|
dataRow.CreateCell(i).SetCellValue(cellVal?.ToString());
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
#region DownloadAsync(下载)
|
|||
|
|
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 下载
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="stream">流</param>
|
|||
|
|
/// <param name="fileName">文件名,包含扩展名</param>
|
|||
|
|
public static async Task DownloadAsync(this ControllerBase controllerBase, Stream stream, string fileName)
|
|||
|
|
{
|
|||
|
|
await DownloadAsync(controllerBase,stream, fileName, Encoding.UTF8);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 下载
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="stream">流</param>
|
|||
|
|
/// <param name="fileName">文件名,包含扩展名</param>
|
|||
|
|
/// <param name="encoding">字符编码</param>
|
|||
|
|
public static async Task DownloadAsync(this ControllerBase controllerBase, Stream stream, string fileName, Encoding encoding)
|
|||
|
|
{
|
|||
|
|
stream.Seek(0, SeekOrigin.Begin);
|
|||
|
|
var buffer = new byte[stream.Length];
|
|||
|
|
stream.Read(buffer, 0, buffer.Length);
|
|||
|
|
|
|||
|
|
await DownloadAsync(controllerBase, buffer, fileName, encoding);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 下载
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="bytes">字节流</param>
|
|||
|
|
/// <param name="fileName">文件名,包含扩展名</param>
|
|||
|
|
public static async Task DownloadAsync(this ControllerBase controllerBase, byte[] bytes, string fileName)
|
|||
|
|
{
|
|||
|
|
await DownloadAsync(controllerBase,bytes, fileName, Encoding.UTF8);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 下载
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="bytes">字节流</param>
|
|||
|
|
/// <param name="fileName">文件名,包含扩展名</param>
|
|||
|
|
/// <param name="encoding">字符编码</param>
|
|||
|
|
public static async Task DownloadAsync(this ControllerBase controllerBase,byte[] bytes, string fileName, Encoding encoding)
|
|||
|
|
{
|
|||
|
|
var response = controllerBase.HttpContext.Response;
|
|||
|
|
if (bytes == null || bytes.Length == 0)
|
|||
|
|
return;
|
|||
|
|
fileName = fileName.Replace(" ", "");
|
|||
|
|
fileName = HttpUtility.UrlEncode(fileName, encoding);
|
|||
|
|
response.ContentType = "application/octet-stream";
|
|||
|
|
response.Headers.Add("Content-Disposition", $"attachment; filename={fileName}");
|
|||
|
|
response.Headers.Add("Content-Length", bytes.Length.ToString());
|
|||
|
|
response.Headers.Add("X-Suggested-Filename", fileName);
|
|||
|
|
await response.Body.WriteAsync(bytes, 0, bytes.Length);
|
|||
|
|
await response.Body.FlushAsync();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public class ExcelTitle
|
|||
|
|
{
|
|||
|
|
/// <summary>
|
|||
|
|
/// 导出数据对应的 属性字段名
|
|||
|
|
/// </summary>
|
|||
|
|
public string Property { get; set; }
|
|||
|
|
/// <summary>
|
|||
|
|
/// excel 的title
|
|||
|
|
/// </summary>
|
|||
|
|
public string Title { get; set; }
|
|||
|
|
|
|||
|
|
public Func<object, object> Format { get; set; }
|
|||
|
|
public Func<object, object> Expr { get; set; }
|
|||
|
|
}
|
|||
|
|
public class ExcelData<T>
|
|||
|
|
{
|
|||
|
|
/// <summary>
|
|||
|
|
/// 导出数据对应的 属性字段名
|
|||
|
|
/// </summary>
|
|||
|
|
public string SheetName { get; set; }
|
|||
|
|
/// <summary>
|
|||
|
|
/// excel 的title
|
|||
|
|
/// </summary>
|
|||
|
|
public List<T> Data { get; set; }
|
|||
|
|
}
|
|||
|
|
#region Excel导入验证
|
|||
|
|
/// <summary>
|
|||
|
|
/// Excel导入验证
|
|||
|
|
/// </summary>
|
|||
|
|
public static class ValidForExcel
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 解析字符串到int32、double、datetime...
|
|||
|
|
/// </summary>
|
|||
|
|
/// <typeparam name="T"></typeparam>
|
|||
|
|
/// <param name="str"></param>
|
|||
|
|
/// <param name="rowNo"></param>
|
|||
|
|
/// <param name="message"></param>
|
|||
|
|
/// <param name="isCanNullOrEmpty"></param>
|
|||
|
|
/// <param name="isPositiveOrZero">自然数0,1,2,3...</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public static T ValidParseStr<T>(string str,string message = "数据", bool isCanNullOrEmpty = true, bool isPositiveOrZero = true)
|
|||
|
|
{
|
|||
|
|
var val = default(T);
|
|||
|
|
if (string.IsNullOrEmpty(str))
|
|||
|
|
{
|
|||
|
|
if (isCanNullOrEmpty)
|
|||
|
|
{
|
|||
|
|
return default(T);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
throw new Exception($"{message}不能为空");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if (typeof(T).Name == typeof(int).Name || typeof(T).FullName == typeof(int?).FullName)
|
|||
|
|
{
|
|||
|
|
if (int.TryParse(str, out var valueInt))
|
|||
|
|
{
|
|||
|
|
if (isPositiveOrZero && valueInt < 0)
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
return (T)Convert.ChangeType(valueInt, TypeCode.Int32);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (typeof(T).Name == typeof(Decimal).Name || typeof(T).FullName == typeof(Decimal?).FullName)
|
|||
|
|
{
|
|||
|
|
if (Decimal.TryParse(str, out var valueInt))
|
|||
|
|
{
|
|||
|
|
if (isPositiveOrZero && valueInt < 0)
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
return (T)Convert.ChangeType(valueInt, TypeCode.Decimal);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (typeof(T).Name == typeof(Double).Name || typeof(T).FullName == typeof(Double?).FullName)
|
|||
|
|
{
|
|||
|
|
if (Double.TryParse(str, out var valueInt))
|
|||
|
|
{
|
|||
|
|
if (isPositiveOrZero && valueInt < 0)
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
return (T)Convert.ChangeType(valueInt, TypeCode.Double);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (typeof(T).Name == typeof(Single).Name || typeof(T).FullName == typeof(Single?).FullName)
|
|||
|
|
{
|
|||
|
|
if (Single.TryParse(str, out var valueInt))
|
|||
|
|
{
|
|||
|
|
if (isPositiveOrZero && valueInt < 0)
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
return (T)Convert.ChangeType(valueInt, TypeCode.Single);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (typeof(T).Name == typeof(DateTime).Name || typeof(T).FullName == typeof(DateTime?).FullName)
|
|||
|
|
{
|
|||
|
|
if (DateTime.TryParse(str, out var valueInt))
|
|||
|
|
{
|
|||
|
|
return (T)Convert.ChangeType(valueInt, TypeCode.DateTime);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
goto error;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return val;
|
|||
|
|
error: throw new Exception($"{message}的值有误");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 提供正则、提示信息，返回验证结果
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="str"></param>
|
|||
|
|
/// <param name="rowNo"></param>
|
|||
|
|
/// <param name="pattern"></param>
|
|||
|
|
/// <param name="message"></param>
|
|||
|
|
/// <param name="isCanNullOrEmpty"></param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public static string ValidByPattern(string str,string pattern, string message = "数据", bool isCanNullOrEmpty = true)
|
|||
|
|
{
|
|||
|
|
if (string.IsNullOrEmpty(str))
|
|||
|
|
{
|
|||
|
|
if (isCanNullOrEmpty)
|
|||
|
|
{
|
|||
|
|
return str;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
throw new BusinessException($"{message}不能为空");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if (!Regex.IsMatch(str, pattern)) throw new BusinessException($"{message}输入有误");
|
|||
|
|
return str;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 根据枚举判断
|
|||
|
|
/// </summary>
|
|||
|
|
/// <typeparam name="T"></typeparam>
|
|||
|
|
/// <param name="str"></param>
|
|||
|
|
/// <param name="message"></param>
|
|||
|
|
/// <param name="isCanNullOrEmpty"></param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public static int? ValidByEnum<T>(string str, string message, bool isCanNullOrEmpty = true) //where T:Enum
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
if (string.IsNullOrEmpty(str))
|
|||
|
|
{
|
|||
|
|
if (isCanNullOrEmpty)
|
|||
|
|
{
|
|||
|
|
return null;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
throw new BusinessException($"{message}不能为空");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
var value = EnumExtension.EnumToList<T>().Find(s => s.Name == str)?.Value;
|
|||
|
|
if (value == null) throw new BusinessException($"未知的数据：{str}");
|
|||
|
|
return Convert.ToInt32(value);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
#endregion
|
|||
|
|
}
|