using Baidu.Aip.Ocr;
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using Furion;
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using Furion.DistributedIDGenerator;
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using Furion.FriendlyException;
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using Furion.HttpRemote;
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using Microsoft.AspNetCore.DataProtection;
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using Microsoft.Extensions.Options;
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using NetTopologySuite.Operation.Buffer;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Linq;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Threading.Tasks;
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namespace FlexJobApi.Core
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{
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/// <summary>
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/// 百度文字识别工具
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/// </summary>
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public static class BaiduOcrUtils
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{
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/// <summary>
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/// 营业执照OCR
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/// </summary>
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/// <param name="url"></param>
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/// <param name="scene"></param>
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/// <param name="isOssUrl"></param>
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public static async Task<BaiduOcrBusinessLicenseResult> OcrBusinessLicense(this string url, string scene = null, bool isOssUrl = true)
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{
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var options = App.GetOptions<BaiduOptions>();
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var ocr = new Ocr(options.Ocr.Key, options.Ocr.Secret);
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ocr.Timeout = 60000;
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JObject value;
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if (isOssUrl)
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{
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var downloadUrl = AliyunOSSUtils.GetUrl(url);
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var buffer = await App.GetRequiredService<IHttpRemoteService>().GetAsByteArrayAsync(downloadUrl);
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value = ocr.BusinessLicense(buffer);
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}
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else
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{
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var upload = AliyunOSSUtils.Upload(scene, url);
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url = upload.Url;
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value = ocr.BusinessLicense(upload.Buffer);
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}
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var result = value.ToObject<BaiduOcrBusinessLicenseResult>();
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result.Url = url;
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if (result.ErrorCode.IsNotNull())
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{
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return result;
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}
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result.Model = new BaiduOcrBusinessLicenseResultModel
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{
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EnterpriseName = result.WordsResult["单位名称"].Words,
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SocietyCreditCode = result.WordsResult["社会信用代码"].Words,
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LegalPerson = result.WordsResult["法人"].Words,
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EnterpriseType = result.WordsResult["类型"].Words,
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RegisteredCapital = result.WordsResult["注册资本"].Words,
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EstablishmentDate = result.WordsResult["成立日期"].Words,
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Address = result.WordsResult["地址"].Words,
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MainBusiness = result.WordsResult["经营范围"].Words,
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};
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return result;
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}
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/// <summary>
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/// 身份证正面OCR
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/// </summary>
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/// <param name="url"></param>
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/// <param name="scene"></param>
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/// <param name="isOssUrl"></param>
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public static async Task<BaiduOcrIdentityFrontResult> OcrIdentityFront(this string url, string scene = null, bool isOssUrl = true)
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{
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var options = App.GetOptions<BaiduOptions>();
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var ocr = new Ocr(options.Ocr.Key, options.Ocr.Secret);
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ocr.Timeout = 60000;
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JObject value;
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if (isOssUrl)
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{
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var downloadUrl = AliyunOSSUtils.GetUrl(url);
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var buffer = await App.GetRequiredService<IHttpRemoteService>().GetAsByteArrayAsync(downloadUrl);
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value = ocr.Idcard(buffer, "front");
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}
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else
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{
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var upload = AliyunOSSUtils.Upload(scene, url);
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url = upload.Url;
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value = ocr.Idcard(upload.Buffer, "front");
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}
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var result = value.ToObject<BaiduOcrIdentityFrontResult>();
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result.Url = url;
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if (result.ErrorCode.IsNotNull())
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{
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return result;
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}
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result.Model = new BaiduOcrIdentityFrontResultModel
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{
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Address = result.WordsResult["住址"].Words,
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Identity = result.WordsResult["公民身份号码"].Words,
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BirthdayText = result.WordsResult["出生"].Words,
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Name = result.WordsResult["姓名"].Words,
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GenderText = result.WordsResult["性别"].Words,
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Nation = result.WordsResult["民族"].Words,
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};
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return result;
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}
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/// <summary>
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/// 身份证背面OCR
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/// </summary>
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/// <param name="url"></param>
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/// <param name="scene"></param>
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/// <param name="isOssUrl"></param>
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public static async Task<BaiduOcrIdentityBackResult> OcrIdentityBack(this string url, string scene = null, bool isOssUrl = true)
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{
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var options = App.GetOptions<BaiduOptions>();
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var ocr = new Ocr(options.Ocr.Key, options.Ocr.Secret);
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ocr.Timeout = 60000;
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JObject value;
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if (isOssUrl)
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{
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var downloadUrl = AliyunOSSUtils.GetUrl(url);
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var buffer = await App.GetRequiredService<IHttpRemoteService>().GetAsByteArrayAsync(downloadUrl);
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value = ocr.Idcard(buffer, "back");
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}
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else
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{
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var upload = AliyunOSSUtils.Upload(scene, url);
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url = upload.Url;
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value = ocr.Idcard(upload.Buffer, "back");
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}
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var result = value.ToObject<BaiduOcrIdentityBackResult>();
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result.Url = url;
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if (result.ErrorCode.IsNotNull())
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{
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return result;
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}
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result.Model = new BaiduOcrIdentityBackResultModel
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{
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ExpiryDateText = result.WordsResult["失效日期"].Words,
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IssueAuthority = result.WordsResult["签发机关"].Words,
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IssueDateText = result.WordsResult["签发日期"].Words,
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};
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return result;
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}
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}
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}
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