mes-client/UAS_SOP/Form1.cs

using Spire.Xls;
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Text;
using System.Threading;
using System.Windows.Forms;

namespace UAS_SOP
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            Control.CheckForIllegalCrossThreadCalls = false;
        }

        private void normalButton1_Click(object sender, EventArgs e)
        {
            DialogResult result = ChooseSop.ShowDialog();
            if (result == DialogResult.OK)
            {
                FilePath.Text = ChooseSop.FileName;
            }
        }
        Thread thread;
        SetLoadingWindow stw;
        private void normalButton2_Click(object sender, EventArgs e)
        {
            uploadfile();
        }

        void uploadfile()
        {
            Workbook workbook = new Workbook();
            workbook.LoadFromFile(FilePath.Text);
            workbook.ConverterSetting.JPEGQuality = 50;
            //workbook.ConverterSetting.XDpi = 600;
            //workbook.ConverterSetting.YDpi = 600;
            List<string> filename = new List<string>();
            Console.WriteLine("一共Sheet:" + workbook.Worksheets[0].Rows.Length);
            try
            {
                for (int i = 0; i < workbook.Worksheets.Count; i++)
                {
                    workbook.Worksheets[i].SaveToImage(workbook.Worksheets[i].Name + ".jpg");
                    filename.Add(workbook.Worksheets[i].Name + ".jpg");
                    Console.WriteLine(workbook.Worksheets[i].Name + ".jpg");
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message+ex.StackTrace);
            }
            Dictionary<string, object> dic = new Dictionary<string, object>();
            dic.Add("em_name", "管理员");
            dic.Add("em_code", "ADMIN");
            dic.Add("caller", "ProductSOP");
            //for (int i = 0; i < filename.ToArray().Length; i++)
            //{
            //    Console.WriteLine("上传:" + filename.ToArray()[i] + ".jpg");
            //    UploadFilesToRemoteUrl("http://10.1.81.208:11773/mes/MEScommon/uploadFiles.action?_noc=1", @"C:\MES_NEW\mes-client\UAS_SOP\bin\Debug\" + filename.ToArray()[i], dic);
            //}
        }

        /// <summary>
        /// 请求上传图片到阿里云
        /// </summary>
        /// <param name="url">上传地址</param>
        /// <param name="filepath">本地文件路径</param>
        /// <param name="dic">上传的数据信息</param>
        /// <returns></returns>
        public static bool UploadFilesToRemoteUrl(string url1, string filepath, Dictionary<string, object> dic)
        {
            try
            {
                string boundary = DateTime.Now.Ticks.ToString("x");

                byte[] boundarybytes = System.Text.Encoding.UTF8.GetBytes("--" + boundary + "\r\n");

                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url1);
                request.Method = "POST";

                request.ContentType = "multipart/form-data; boundary=" + boundary;

                Stream rs = request.GetRequestStream();

                var endBoundaryBytes = Encoding.UTF8.GetBytes("--" + boundary + "--\r\n");

                string formdataTemplate = "Content-Disposition: form-data; name=\"{0}\"\r\n" + "\r\n" + "{1}" + "\r\n";
                if (dic != null)
                {
                    foreach (string key in dic.Keys)
                    {
                        rs.Write(boundarybytes, 0, boundarybytes.Length);

                        string formitem = string.Format(formdataTemplate, key, dic[key]);

                        byte[] formitembytes = System.Text.Encoding.UTF8.GetBytes(formitem);

                        rs.Write(formitembytes, 0, formitembytes.Length);
                    }

                }

                string headerTemplate = "Content-Disposition: form-data; name=\"{0}\"; filename=\"{1}\"\r\n\r\n";
                {
                    rs.Write(boundarybytes, 0, boundarybytes.Length);

                    var header = string.Format(headerTemplate, "file", Path.GetFileName(filepath));

                    var headerbytes = System.Text.Encoding.UTF8.GetBytes(header);

                    rs.Write(headerbytes, 0, headerbytes.Length);

                    using (var fileStream = new FileStream(filepath, FileMode.Open, FileAccess.Read))
                    {
                        var buffer = new byte[1024];

                        var bytesRead = 0;

                        while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) != 0)
                        {
                            rs.Write(buffer, 0, bytesRead);
                        }
                    }
                    var cr = Encoding.UTF8.GetBytes("\r\n");

                    rs.Write(cr, 0, cr.Length);
                }

                rs.Write(endBoundaryBytes, 0, endBoundaryBytes.Length);

                var response = request.GetResponse() as HttpWebResponse;

                if (response.StatusCode == HttpStatusCode.OK)
                {
                    return true;
                }
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
            }
            return false;
        }
    }
}