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using Aliyun.Acs.Core.Exceptions;
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using Aliyun.OSS;
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using Aliyun.OSS.Util;
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using cylsg.utility;
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using cylsg.utility.Extend;
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using EzTencentCloud;
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using Furion;
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using Furion.DependencyInjection;
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using Furion.FriendlyException;
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using Microsoft.AspNetCore.Http;
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using SqlSugar;
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using System.Drawing;
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using System.Globalization;
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using System.Security.Cryptography;
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using System.Text;
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using Tea;
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using TencentCloud.Ocr.V20181119.Models;
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using Task = System.Threading.Tasks.Task;
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using Newtonsoft.Json;
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using static AlibabaCloud.SDK.Sts20150401.Models.AssumeRoleResponseBody;
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namespace EzUpFile
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{
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/// <summary>
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/// 附件服务程序
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/// </summary>
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public class EzFileUploadService : IEzFileUploadService, IScoped
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{
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private readonly HttpRequest? _request;
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private readonly ISqlSugarClient _sqlSugarClient;
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private readonly ITencentCloudService _tcs;
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public EzFileUploadService(IHttpContextAccessor httpContext, ISqlSugarClient sqlSugarClient, ITencentCloudService tencentCloudService)
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{
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_request = httpContext.HttpContext?.Request ?? null;
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_sqlSugarClient = sqlSugarClient;
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_tcs = tencentCloudService;
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}
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/// <summary>
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/// 上传附件
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/// </summary>
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/// <returns></returns>
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public async Task<string> UploadFiles()
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{
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var maxSize = 1024 * 1024 * 5; //上传大小5M
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var file = _request?.Form?.Files["file"];
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if (file == null)
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{
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throw Oops.Oh("你没有选择文件");
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}
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var fileName = file.FileName;
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var fileExt = Path.GetExtension(fileName).ToLowerInvariant();
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//检查大小
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if (file.Length > maxSize)
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{
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throw Oops.Oh("文件大于设置文件");
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}
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////检查文件扩展名
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//if (string.IsNullOrEmpty(fileExt) || Array.IndexOf(op.AttachmentSaveFileExtName?.Split(',') ?? new string[] { "" }, fileExt.Substring(1).ToLower()) == -1)
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//{
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// throw Oops.Oh("上传文件扩展名是不允许的扩展名,请上传后缀名为：" + op.AttachmentSaveFileExtName);
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//}
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string url = string.Empty;
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url = await UpLoadFileForAliYunOSS(fileExt, file);
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return url;
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}
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/// <summary>
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/// 上传base64
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/// </summary>
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/// <param name="base64"></param>
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/// <returns></returns>
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public async Task<string> UploadFilesFByBase64(string base64)
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{
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if (string.IsNullOrEmpty(base64))
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{
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throw Oops.Oh("没有内容");
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}
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//检查上传大小
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if (!CommonHelper.CheckBase64Size(base64, 5))
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{
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throw Oops.Oh("上传文件大小超过限制，最大允许上传" + "5" + "M");
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}
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base64 = base64.Replace("data:image/png;base64,", "").Replace("data:image/jgp;base64,", "").Replace("data:image/jpg;base64,", "").Replace("data:image/jpeg;base64,", "");//将base64头部信息替换
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byte[] bytes = Convert.FromBase64String(base64);
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MemoryStream memStream = new MemoryStream(bytes);
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string url = string.Empty;
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url = await UpLoadBase64ForAliYunOSS(memStream);
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return url;
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}
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/// <summary>
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/// 删除文件
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/// </summary>
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/// <param name="Path"></param>
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/// <returns></returns>
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public async Task<bool> DelFile(string Path)
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{
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var ret = await DelFileForAliYunOSS(Path);
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return ret;
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}
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#region 阿里云上传方法（File）
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/// <summary>
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/// 阿里云上传方法（File）
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/// </summary>
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/// <param name="options"></param>
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/// <param name="fileExt"></param>
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/// <param name="file"></param>
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/// <returns></returns>
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public async Task<string> UpLoadFileForAliYunOSS(string fileExt, IFormFile file)
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{
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var newFileName = DateTime.Now.ToString("yyyyMMddHHmmss_ffff", DateTimeFormatInfo.InvariantInfo) + fileExt;
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var today = DateTime.Now.ToString("yyyyMMdd");
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//上传到阿里云
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await using var fileStream = file.OpenReadStream();
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var md5 = OssUtils.ComputeContentMd5(fileStream, file.Length);
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var filePath = App.Configuration["FileUploadOptions:SavePath"] + today + "/" + newFileName; //云文件保存路径
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//初始化阿里云配置--外网Endpoint、访问ID、访问password
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var aliYun = new OssClient(App.Configuration["FileUploadOptions:AliOSSEndpoint"], App.Configuration["FileUploadOptions:AliOSSAccessKeyID"], App.Configuration["FileUploadOptions:AliOSSAccessKeySecret"]);
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//将文件md5值赋值给meat头信息，服务器验证文件MD5
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var objectMeta = new ObjectMetadata
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{
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ContentMd5 = md5
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};
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var task = Task.Run(() =>
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//文件上传--空间名、文件保存路径、文件流、meta头信息(文件md5) //返回meta头信息(文件md5)
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aliYun.PutObject(App.Configuration["FileUploadOptions:AliOSSBucketName"], filePath, fileStream, objectMeta)
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);
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//等待完成
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try
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{
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task.Wait();
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}
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catch (AggregateException ex)
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{
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throw Oops.Oh(ex.Message);
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}
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return App.Configuration["FileUploadOptions:AliOSSSaveBaseUrl"] + filePath;
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}
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#endregion
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#region 阿里云上传方法（Base64）
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/// <summary>
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/// 阿里云上传方法（Base64）
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/// </summary>
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/// <param name="options"></param>
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/// <param name="memStream"></param>
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/// <returns></returns>
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public async Task<string> UpLoadBase64ForAliYunOSS(MemoryStream memStream)
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{
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var newFileName = DateTime.Now.ToString("yyyyMMddHHmmss_ffff", DateTimeFormatInfo.InvariantInfo) + ".jpg";
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var today = DateTime.Now.ToString("yyyyMMdd");
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// 设置当前流的位置为流的开始
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memStream.Seek(0, SeekOrigin.Begin);
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await using var fileStream = memStream;
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var md5 = OssUtils.ComputeContentMd5(fileStream, memStream.Length);
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var filePath = App.Configuration["FileUploadOptions:SavePath"] + today + "/" + newFileName; //云文件保存路径
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//初始化阿里云配置--外网Endpoint、访问ID、访问password
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var aliYun = new OssClient(App.Configuration["FileUploadOptions:AliOSSEndpoint"], App.Configuration["FileUploadOptions:AliOSSAccessKeyID"], App.Configuration["FileUploadOptions:AliOSSAccessKeySecret"]);
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//将文件md5值赋值给meat头信息，服务器验证文件MD5
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var objectMeta = new ObjectMetadata
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{
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ContentMd5 = md5
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};
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try
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{
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//文件上传--空间名、文件保存路径、文件流、meta头信息(文件md5) //返回meta头信息(文件md5)
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aliYun.PutObject(App.Configuration["FileUploadOptions:AliOSSBucketName"], filePath, fileStream, objectMeta);
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}
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catch (AggregateException ex)
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{
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throw Oops.Oh(ex.Message);
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}
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//返回给UEditor的插入编辑器的图片的src
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return App.Configuration["FileUploadOptions:AliOSSSaveBaseUrl"] + filePath;
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}
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#endregion
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#region 删除文件
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/// <summary>
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/// 阿里云删除
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/// </summary>
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/// <param name="options"></param>
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/// <param name="fileUrl">带xxx.xx的链接地址</param>
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/// <returns></returns>
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public async Task<bool> DelFileForAliYunOSS(string fileUrl)
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{
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//初始化阿里云配置--外网Endpoint、访问ID、访问password
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var aliYun = new OssClient(App.Configuration["FileUploadOptions:AliOSSEndpoint"], App.Configuration["FileUploadOptions:AliOSSAccessKeyID"], App.Configuration["FileUploadOptions:AliOSSAccessKeySecret"]);
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try
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{
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var task = Task.Run(() => aliYun.DeleteObject(App.Configuration["FileUploadOptions:AliOSSBucketName"], (App.Configuration["FileUploadOptions:SavePath"]?.RemoveStartWithStr("/") ?? "") + fileUrl.GetFileName()));
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task.Wait();
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}
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catch (Exception ex)
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{
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throw Oops.Oh(ex.Message);
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}
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//返回给UEditor的插入编辑器的图片的src
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return true;
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}
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#endregion
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#region 识别上传
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public async Task<(IDCardOCRResponse, string)> UpIdCord(string PageName = "FRONT")
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{
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try
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{
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var maxSize = 1024 * 1024 * 5; //上传大小5M
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var FileData = _request?.Form?.Files["file"];
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if (FileData.Length > maxSize)
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{
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throw Oops.Oh(" 上传文件不可超出5M");
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}
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//处理图形
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// var FileData = Request.Form.Files[0];
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Image oimage = Image.FromStream(FileData.OpenReadStream());
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if (oimage == null)
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{
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throw Oops.Oh(" 上传失败");
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}
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MemoryStream ms = new MemoryStream();
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if (oimage.Width > 1200)
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{
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if (oimage.Width > oimage.Height)
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oimage.GetThumbnailImage(1200, 800, null, IntPtr.Zero).Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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else
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oimage.GetThumbnailImage(800, 1200, null, IntPtr.Zero).Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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}
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else
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oimage.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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ms.Position = 0;
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var arr = ms.ToArray();
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string img64 = Convert.ToBase64String(arr);
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IDCardOCRResponse idcordinfo = null;
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string url = "";
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try
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{
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idcordinfo = _tcs.IdCord(img64, PageName == "FRONT");
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url = await UploadFilesFByBase64(_tcs.GetIdCordImg());
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idcordinfo.AdvancedInfo = null;
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return (idcordinfo, url);
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}
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catch (Exception e)
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{
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throw Oops.Oh(e.Message + "腾讯云，或者阿里云操作错误");
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}
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}
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catch (Exception e)
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{
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throw Oops.Oh(e.Message);
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}
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}
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public async Task<(BizLicenseOCRResponse, string)> UpBizLicense()
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{
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try
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{
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var maxSize = 1024 * 1024 * 5; //上传大小5M
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var FileData = _request?.Form?.Files["file"];
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if (FileData.Length > maxSize)
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{
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throw Oops.Oh(" 上传文件不可超出5M");
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}
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//处理图形
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// var FileData = Request.Form.Files[0];
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Image oimage = Image.FromStream(FileData.OpenReadStream());
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if (oimage == null)
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{
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throw Oops.Oh(" 上传失败");
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}
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MemoryStream ms = new MemoryStream();
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if (oimage.Width > 1200)
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{
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if (oimage.Width > oimage.Height)
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oimage.GetThumbnailImage(1200, 800, null, IntPtr.Zero).Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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else
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oimage.GetThumbnailImage(800, 1200, null, IntPtr.Zero).Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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}
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else
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oimage.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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ms.Position = 0;
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var arr = ms.ToArray();
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string img64 = Convert.ToBase64String(arr);
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BizLicenseOCRResponse info = null;
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string url = "";
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try
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{
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info = _tcs.BizLicenseOCR(img64);
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url = await UploadFilesFByBase64(img64);
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return (info, url);
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}
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catch (Exception e)
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{
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throw Oops.Oh(e.Message);
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}
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}
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catch (Exception e)
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{
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throw Oops.Oh(e.Message);
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}
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}
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public async Task<(bool, string)> IaiAddPerso(string CoredID, string Name, int PersonGender)
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{
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try
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{
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var maxSize = 1024 * 1024 * 5; //上传大小5M
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var FileData = _request?.Form?.Files["file"];
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if (FileData.Length > maxSize)
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{
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throw Oops.Oh(" 上传文件不可超出500K");
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}
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//处理图形
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// var FileData = Request.Form.Files[0];
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Image oimage = Image.FromStream(FileData.OpenReadStream());
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if (oimage == null)
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{
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throw Oops.Oh(" 上传失败");
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}
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MemoryStream ms = new MemoryStream();
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if (oimage.Width > 600)
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{
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if (oimage.Width > oimage.Height)
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oimage.GetThumbnailImage(600, 400, null, IntPtr.Zero).Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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else
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oimage.GetThumbnailImage(400, 600, null, IntPtr.Zero).Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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}
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else
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oimage.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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ms.Position = 0;
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var arr = ms.ToArray();
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string img64 = Convert.ToBase64String(arr);
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bool info = false;
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string url = "";
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try
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{
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info = _tcs.IaiAddPerso(img64, CoredID, Name, PersonGender);
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url = await UploadFilesFByBase64(img64);
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return (info, url);
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}
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catch (Exception e)
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{
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throw Oops.Oh(e.Message);
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}
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}
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catch (Exception e)
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{
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throw Oops.Oh(e.Message);
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}
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}
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/// <inheritdoc/>
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public async Task<(bool, string)> IaiAddPerso(string imgBase64, string CoredID, string Name, int PersonGender)
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{
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if (string.IsNullOrEmpty(imgBase64))
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{
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throw Oops.Oh("没有内容");
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}
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//检查上传大小
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if (!CommonHelper.CheckBase64Size(imgBase64, 5))
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{
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throw Oops.Oh("上传文件大小超过限制，最大允许上传" + "5" + "M");
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}
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imgBase64 = imgBase64.Replace("data:image/png;base64,", "").Replace("data:image/jgp;base64,", "").Replace("data:image/jpg;base64,", "").Replace("data:image/jpeg;base64,", "");//将base64头部信息替换
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bool info = false;
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string url = "";
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try
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{
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info = _tcs.IaiAddPerso(imgBase64, CoredID, Name, PersonGender);
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url = await UploadFilesFByBase64(imgBase64);
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return (info, url);
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}
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catch (Exception e)
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{
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throw Oops.Oh(e.Message);
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}
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}
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#endregion
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#region 本地上传云服务器凭证计算
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public Dictionary<string, string> GetToken1()
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{
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var dir = DateTime.Now.ToString("yyyyMMdd") + "/";
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// 构造OssClient实例。 endpoint 格式:https://oss-cn-beijing.aliyuncs.com
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// var ossClient = new OssClient( App.Configuration["FileUploadOptions:AliOSSSaveBaseUrl"], App.Configuration["FileUploadOptions:AliOSSAccessKeyID"], App.Configuration["FileUploadOptions:AliOSSAccessKeySecret"]);
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var rt = GetSTSToken();
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String securityToken = rt.AccessKeySecret; //获取Token
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var config = new PolicyConditions();
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config.AddConditionItem(PolicyConditions.CondContentLengthRange, 1, 1024L * 1024 * 1024 * 5);// 文件大小范围：单位byte
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config.AddConditionItem(MatchMode.StartWith, PolicyConditions.CondKey, dir);
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//捅名
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config.AddConditionItem("bucket", App.Configuration["FileUploadOptions:AliOSSBucketName"]);
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config.AddConditionItem("x-oss-signature-version", "OSS4-HMAC-SHA256");
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config.AddConditionItem("x-oss-security-token", securityToken);
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// //请求时间
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config.AddConditionItem("x-oss-date", DateTime.Now.ToString("yyyyMMdd'T'HHmmss'Z'"));
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config.AddConditionItem("x-oss-credential", App.Configuration["FileUploadOptions:AliOSSAccessKeyID"] + "/" + DateTime.Now.ToString("yyyyMMdd") + "/cn-chengdu/oss/aliyun_v4_request");
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var expire = DateTimeOffset.Now.AddMinutes(30);// 过期时间
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// 生成 Policy，并进行 Base64 编码
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// var policy = ossClient.GeneratePostPolicy(expire.LocalDateTime, config);
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// var policyBase64 = Convert.ToBase64String(Encoding.UTF8.GetBytes(policy));
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// 计算签名
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var hmac = new HMACSHA1(Encoding.UTF8.GetBytes(App.Configuration["FileUploadOptions:AliOSSAccessKeySecret"]));
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// var bytes = hmac.ComputeHash(Encoding.UTF8.GetBytes(policyBase64));
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// var sign = Convert.ToBase64String(bytes);
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return new Dictionary<string, string>();
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}
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public static AlibabaCloud.SDK.Sts20150401.Client CreateClient()
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{
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// 工程代码泄露可能会导致 AccessKey 泄露，并威胁账号下所有资源的安全性。以下代码示例仅供参考。
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// 建议使用更安全的 STS 方式，更多鉴权访问方式请参见：https://help.aliyun.com/document_detail/378671.html。
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AlibabaCloud.OpenApiClient.Models.Config config = new AlibabaCloud.OpenApiClient.Models.Config
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{
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// 必填，请确保代码运行环境设置了环境变量 ALIBABA_CLOUD_ACCESS_KEY_ID。
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AccessKeyId = "LTAI5tKegnEbaSRPFRwDxeFd",
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// 必填，请确保代码运行环境设置了环境变量 ALIBABA_CLOUD_ACCESS_KEY_SECRET。
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AccessKeySecret = "9Hv6VYgWhpDHCMkwMLHiqF6ihusjdl",
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};
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// Endpoint 请参考 https://api.aliyun.com/product/Sts
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config.Endpoint = "sts.cn-chengdu.aliyuncs.com";
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return new AlibabaCloud.SDK.Sts20150401.Client(config);
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}
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/// <summary>
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/// 获取临时凭证
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/// </summary>
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public static AssumeRoleResponseBodyCredentials GetSTSToken()
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{
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AlibabaCloud.SDK.Sts20150401.Client client = CreateClient();
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AlibabaCloud.SDK.Sts20150401.Models.AssumeRoleRequest assumeRoleRequest = new AlibabaCloud.SDK.Sts20150401.Models.AssumeRoleRequest
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{
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Policy = "{\"Statement\": [{\"Action\": [\"*\"],\"Effect\": \"Allow\",\"Resource\": [\"*\"]}],\"Version\":\"1\"}",
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DurationSeconds = 3600,
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RoleArn = "acs:ram::1299465997752835:role/weixinupdatarl",
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RoleSessionName = "weixinupdataRl",
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};
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AlibabaCloud.TeaUtil.Models.RuntimeOptions runtime = new AlibabaCloud.TeaUtil.Models.RuntimeOptions();
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try
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{
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// 复制代码运行请自行打印 API 的返回值
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var data = client.AssumeRoleWithOptions(assumeRoleRequest, runtime);
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if (data.StatusCode == 200)
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{
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return data.Body?.Credentials;
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}
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throw Oops.Oh("阿里云获取临时凭证错误");
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}
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catch (TeaException error)
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{
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AlibabaCloud.TeaUtil.Common.AssertAsString(error.Message);
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throw;
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}
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catch (Exception _error)
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{
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TeaException error = new TeaException(new Dictionary<string, object>
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{
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{ "message", _error.Message }
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});
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AlibabaCloud.TeaUtil.Common.AssertAsString(error.Message);
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throw error;
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <returns></returns>
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public Dictionary<string, string> GetToken()
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{
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// 获取环境变量
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string regionId = "cn-chengdu";
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string roleSessionName = "weixinupdataRl";
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// 定义STS临时访问凭证变量
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string stsAccessKeyId = null;
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string stsSecretAccessKey = null;
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string securityToken = null;
|
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try
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{
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var rt = GetSTSToken();
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stsAccessKeyId = rt.AccessKeyId;
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stsSecretAccessKey = rt.AccessKeySecret;
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securityToken = rt.SecurityToken;
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}
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catch (ServerException e)
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{
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throw;
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}
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catch (ClientException e)
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{
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throw;
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}
|
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// 格式化请求日期
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DateTimeOffset now = DateTimeOffset.UtcNow;
|
string dtObj1 = now.ToString("yyyyMMdd'T'HHmmss'Z'", CultureInfo.InvariantCulture);
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string dtObj2 = now.ToString("yyyyMMdd", CultureInfo.InvariantCulture);
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string expirationTime = now.AddHours(3).ToString("yyyy-MM-dd'T'HH:mm:ss.fff'Z'", CultureInfo.InvariantCulture);
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|
// 创建policy
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Dictionary<string, object> policy = new Dictionary<string, object>
|
{
|
{ "expiration", expirationTime },
|
{ "conditions", new List<object>
|
{
|
new Dictionary<string, string> { { "bucket", App.Configuration["FileUploadOptions:AliOSSBucketName"] } }, // 请将<bucketname>替换为您的实际Bucket名称
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new Dictionary<string, string> { { "x-oss-signature-version", "OSS4-HMAC-SHA256" } },
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new Dictionary<string, string> { { "x-oss-credential", $"{stsAccessKeyId}/{dtObj2}/{regionId}/oss/aliyun_v4_request" } }, // 请将<cn-hangzhou>替换为您的实际Bucket所处地域，例如北京地域为：cn-beijing
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new Dictionary<string, string> { { "x-oss-security-token", securityToken } },
|
new Dictionary<string, string> { { "x-oss-date", dtObj1 } }
|
}
|
}
|
};
|
|
string jsonPolicy = JsonConvert.SerializeObject(policy);
|
|
// 构造待签名字符串（StringToSign）
|
string stringToSign = Convert.ToBase64String(Encoding.UTF8.GetBytes(jsonPolicy));
|
|
// 计算SigningKey
|
byte[] dateKey = HmacSha256("aliyun_v4" + stsSecretAccessKey, dtObj2);
|
byte[] dateRegionKey = HmacSha256(dateKey, regionId); // 请将<cn-hangzhou>替换为您的实际Bucket所处地域，例如北京地域为：cn-beijing
|
byte[] dateRegionServiceKey = HmacSha256(dateRegionKey, "oss");
|
byte[] signingKey = HmacSha256(dateRegionServiceKey, "aliyun_v4_request");
|
|
// 计算Signature
|
byte[] result = HmacSha256(signingKey, stringToSign);
|
string signature = BitConverter.ToString(result).Replace("-", "").ToLower();
|
|
Dictionary<string, string> messageMap = new Dictionary<string, string>
|
{
|
{ "security_token", securityToken },
|
{ "signature", signature },
|
{ "x_oss_date", dtObj1 },
|
{ "x_oss_credential", $"{stsAccessKeyId}/{dtObj2}/{regionId}/oss/aliyun_v4_request" }, // 请将<cn-hangzhou>替换为您的实际Bucket所处地域，例如北京地域为：cn-beijing
|
{ "x_oss_signature_version", "OSS4-HMAC-SHA256" },
|
{ "policy", stringToSign }
|
};
|
|
// 打印返回至客户端的签名信息
|
return messageMap;
|
}
|
|
|
|
private static byte[] HmacSha256(byte[] key, string message)
|
{
|
using (HMACSHA256 hmac = new HMACSHA256(key))
|
{
|
return hmac.ComputeHash(Encoding.UTF8.GetBytes(message));
|
}
|
}
|
|
private static byte[] HmacSha256(string key, string message)
|
{
|
using (HMACSHA256 hmac = new HMACSHA256(Encoding.UTF8.GetBytes(key)))
|
{
|
return hmac.ComputeHash(Encoding.UTF8.GetBytes(message));
|
}
|
}
|
|
|
|
#endregion
|
}
|
|
|
|
|
}
|
