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using System.Net;
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namespace DcmToPng.Helper
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{
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public static class DownloadHelper
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{
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/// <summary>
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/// 下载
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/// </summary>
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/// <param name="dcmPathList">Dictionary(文件名称.dcm,共享文件夹路径) </param>
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public static void Down(Dictionary<string, string> dcmPathList)
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{
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if (!Directory.Exists(Constant.DcmPath))
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Directory.CreateDirectory(Constant.DcmPath);
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var i = 0;
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foreach (var item in dcmPathList)
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{
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try
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{
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if (File.Exists(Path.Combine(Constant.DcmPath, item.Key))) continue;
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using var client = new WebClient();
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// 配置授权账户密码
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var credentials = new NetworkCredential(Constant.UserName, Constant.Password);
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client.Credentials = credentials;
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var buffer = client.DownloadData(item.Value);
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var isSave = Bytes2File(buffer, Constant.DcmPath, item.Key);
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if (isSave) i++;
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}
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catch (Exception e)
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{
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Console.WriteLine($"[Down][Error]" + item.Key + " | " + e.Message);
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}
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}
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Console.WriteLine($"[DCM文件下载成功]" + i);
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}
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/// <summary>
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/// 将byte数组转换为文件并保存到指定地址
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/// </summary>
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/// <param name="buff">byte数组</param>
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/// <param name="path">保存地址</param>
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/// <param name="fileName"></param>
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public static bool Bytes2File(byte[] buff, string path, string fileName)
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{
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try
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{
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//如果不存在就创建Enclosure文件夹
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if (Directory.Exists(path) == false)
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Directory.CreateDirectory(path);
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if (File.Exists(path + fileName))
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File.Delete(path + fileName);
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var fs = new FileStream(path + fileName, FileMode.CreateNew);
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var bw = new BinaryWriter(fs);
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bw.Write(buff, 0, buff.Length);
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bw.Close();
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fs.Close();
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return true;
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}
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catch (Exception e)
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{
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Console.WriteLine(e.Message);
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return false;
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}
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}
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}
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} |
