😎增加PaddleOCR图像识别（身份证图像提取）

Admin.NET/Admin.NET.sln

@@ -28,6 +28,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Admin.NET.Plugin.ApprovalFl
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Admin.NET.Plugin.K3Cloud", "Plugins\Admin.NET.Plugin.K3Cloud\Admin.NET.Plugin.K3Cloud.csproj", "{9EB9C39E-E14F-443E-9AA3-EE417ABCBC1D}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Admin.NET.Plugin.PaddleOCR", "Plugins\Admin.NET.Plugin.PaddleOCR\Admin.NET.Plugin.PaddleOCR.csproj", "{1B106C11-E5BF-44AB-A283-1E948A8BD8C2}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -70,6 +72,10 @@ Global
 		{9EB9C39E-E14F-443E-9AA3-EE417ABCBC1D}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{9EB9C39E-E14F-443E-9AA3-EE417ABCBC1D}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{9EB9C39E-E14F-443E-9AA3-EE417ABCBC1D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{1B106C11-E5BF-44AB-A283-1E948A8BD8C2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{1B106C11-E5BF-44AB-A283-1E948A8BD8C2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{1B106C11-E5BF-44AB-A283-1E948A8BD8C2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{1B106C11-E5BF-44AB-A283-1E948A8BD8C2}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -80,6 +86,7 @@ Global
 		{04AB2E76-DE8B-4EFD-9F48-F8D4C0993106} = {76F70D22-8D53-468E-A3B6-1704666A1D71}
 		{4124E31B-EA94-4EE3-9EC6-A565F1420AEA} = {76F70D22-8D53-468E-A3B6-1704666A1D71}
 		{9EB9C39E-E14F-443E-9AA3-EE417ABCBC1D} = {76F70D22-8D53-468E-A3B6-1704666A1D71}
+		{1B106C11-E5BF-44AB-A283-1E948A8BD8C2} = {76F70D22-8D53-468E-A3B6-1704666A1D71}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {5CD801D7-984A-4F5C-8FA2-211B7A5EA9F3}

Admin.NET/Plugins/Admin.NET.Plugin.PaddleOCR/Admin.NET.Plugin.PaddleOCR.csproj

@@ -0,0 +1,41 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFrameworks>net6.0;net8.0</TargetFrameworks>
+    <NoWarn>1701;1702;1591;8632</NoWarn>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>disable</Nullable>
+    <GenerateDocumentationFile>True</GenerateDocumentationFile>
+    <Copyright>Admin.NET</Copyright>
+    <Description>Admin.NET 通用权限开发平台</Description>
+  </PropertyGroup>
+	
+  <ItemGroup>
+    <Content Include="Configuration\**\*">
+      <ExcludeFromSingleFile>true</ExcludeFromSingleFile>
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
+    </Content>
+    <Content Include="wwwroot\**\*">
+      <ExcludeFromSingleFile>true</ExcludeFromSingleFile>
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
+    </Content>
+  </ItemGroup>
+	
+  <ItemGroup>
+    <Compile Remove="OcrModel\**" />
+    <EmbeddedResource Remove="OcrModel\**" />
+    <None Remove="OcrModel\**" />
+  </ItemGroup>
+	
+  <ItemGroup>
+    <PackageReference Include="Paddle.Runtime.win_x64" Version="2.6.1.1" />
+    <PackageReference Include="PaddleOCRSharp" Version="4.4.0.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\Admin.NET.Core\Admin.NET.Core.csproj" />
+  </ItemGroup>
+
+</Project>

Admin.NET/Plugins/Admin.NET.Plugin.PaddleOCR/Const/ApplicationConst.cs

@@ -0,0 +1,19 @@
+// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
+//
+// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
+//
+// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
+
+namespace Admin.NET.Plugin.PaddleOCR;
+
+/// <summary>
+/// PaddleOCR 图像识别
+/// </summary>
+[Const("PaddleOCR 图像识别")]
+public class ApplicationConst
+{
+    /// <summary>
+    /// API分组名称
+    /// </summary>
+    public const string GroupName = "PaddleOCR 图像识别";
+}

Admin.NET/Plugins/Admin.NET.Plugin.PaddleOCR/GlobalUsings.cs

@@ -0,0 +1,11 @@
+// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
+//
+// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
+//
+// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
+
+global using Admin.NET.Core;
+global using Furion.DynamicApiController;
+global using Microsoft.AspNetCore.Authorization;
+global using Microsoft.AspNetCore.Mvc;
+global using System.ComponentModel;

Admin.NET/Plugins/Admin.NET.Plugin.PaddleOCR/Service/PaddleOCRService.cs

@@ -0,0 +1,92 @@
+// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
+//
+// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
+//
+// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
+
+using Furion.DependencyInjection;
+using Microsoft.AspNetCore.Http;
+using PaddleOCRSharp;
+using System.ComponentModel.DataAnnotations;
+
+namespace Admin.NET.Plugin.PaddleOCR.Service;
+
+/// <summary>
+/// PaddleOCR 图像识别服务 🧩
+/// </summary>
+[ApiDescriptionSettings(ApplicationConst.GroupName, Description = "PaddleOCR 图像识别")]
+public class PaddleOCRService : IDynamicApiController, ISingleton
+{
+    private readonly PaddleOCREngine _engine;
+
+    public PaddleOCRService()
+    {
+        // 自带轻量版中英文模型PP-OCRv4
+        OCRModelConfig config = null;
+
+        //// 服务器中英文模型v2
+        //OCRModelConfig config = new OCRModelConfig();
+        //string modelPathroot = "你的模型绝对路径文件夹";
+        //config.det_infer = modelPathroot + @"\ch_ppocr_server_v2.0_det_infer";
+        //config.cls_infer = modelPathroot + @"\ch_ppocr_mobile_v2.0_cls_infer";
+        //config.rec_infer = modelPathroot + @"\ch_ppocr_server_v2.0_rec_infer";
+        //config.keys = modelPathroot + @"\ppocr_keys.txt";
+
+        //// 英文和数字模型v3
+        //OCRModelConfig config = new OCRModelConfig();
+        //string modelPathroot = "你的模型绝对路径文件夹";
+        //config.det_infer = modelPathroot + @"\en_PP-OCRv3_det_infer";
+        //config.cls_infer = modelPathroot + @"\ch_ppocr_mobile_v2.0_cls_infer";
+        //config.rec_infer = modelPathroot + @"\en_PP-OCRv3_rec_infer";
+        //config.keys = modelPathroot + @"\en_dict.txt";
+
+        //// 中英文模型V4
+        //config = new OCRModelConfig();
+        //string modelPathroot = AppContext.BaseDirectory + "OcrModel\\ch_PP-OCRv4";
+        //config.det_infer = modelPathroot + @"\ch_PP-OCRv4_det_infer";
+        //config.cls_infer = modelPathroot + @"\ch_ppocr_mobile_v2.0_cls_infer";
+        //config.rec_infer = modelPathroot + @"\ch_PP-OCRv4_rec_infer";
+        //config.keys = modelPathroot + @"\ppocr_keys.txt";
+
+        //// 服务器中英文模型V4
+        //config = new OCRModelConfig();
+        //string modelPathroot = "你的模型绝对路径文件夹";
+        //config.det_infer = modelPathroot + @"\ch_PP-OCRv4_det_server_infer";
+        //config.cls_infer = modelPathroot + @"\ch_ppocr_mobile_v2.0_cls_infer";
+        //config.rec_infer = modelPathroot + @"\ch_PP-OCRv4_rec_server_infer";
+        //config.keys = modelPathroot + @"\ppocr_keys.txt";
+
+        // 参数
+        OCRParameter oCRParameter = new OCRParameter();
+        // oCRParameter.use_gpu=true; // 当使用GPU版本的预测库时，该参数打开才有效果
+        // oCRParameter.enable_mkldnn = false;
+
+        // 初始化OCR引擎
+        _engine = new PaddleOCREngine(config, oCRParameter);
+    }
+
+    /// <summary>
+    /// 识别身份证 🔖
+    /// </summary>
+    /// <param name="file"></param>
+    /// <returns></returns>
+    [AllowAnonymous]
+    [DisplayName("识别身份证")]
+    public async Task<dynamic> IDCardOCR([Required] IFormFile file)
+    {
+        using var memoryStream = new MemoryStream();
+        await file.CopyToAsync(memoryStream);
+        var ocrRes = _engine.DetectText(memoryStream.ToArray());
+
+        List<TextBlock> textBlocks = ocrRes.TextBlocks;
+        var cardName = TextBlockUtil.ReadIdCardName(textBlocks);
+        var cardNo = TextBlockUtil.ReadIdCardNo(textBlocks);
+        var cardAddress = TextBlockUtil.ReadIdCardAddress(textBlocks);
+        return await Task.FromResult(new
+        {
+            CardName = cardName,
+            CardNo = cardNo,
+            CardAddress = cardAddress
+        });
+    }
+}

Admin.NET/Plugins/Admin.NET.Plugin.PaddleOCR/Utils/TextBlockUtil.cs

@@ -0,0 +1,95 @@
+// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
+//
+// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
+//
+// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
+
+using PaddleOCRSharp;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace Admin.NET.Plugin.PaddleOCR;
+
+/// <summary>
+/// 识别文本块工具类
+/// </summary>
+public static class TextBlockUtil
+{
+    /// <summary>
+    /// 解析身份证姓名
+    /// </summary>
+    /// <param name="textBlocks"></param>
+    /// <returns></returns>
+    public static string ReadIdCardName(List<TextBlock> textBlocks)
+    {
+        var result = "";
+        foreach (var item in textBlocks)
+        {
+            var txt = item.Text.Replace(" ", "").Trim();
+            if (txt.Contains("性别") || txt.Contains("民族") || txt.Contains("住址") || txt.Contains("公民身份证号码") || txt.Contains("身份") || txt.Contains("号码"))
+                continue;
+
+            if (Regex.IsMatch(txt, @"^姓名[\u4e00-\u9fa5]{2,4}$"))
+            {
+                result = txt.TrimStart('姓', '名');
+                break;
+            }
+            else if (Regex.IsMatch(txt, @"^名[\u4e00-\u9fa5]{2,4}$"))
+            {
+                result = txt.TrimStart('名');
+                break;
+            }
+            else if (Regex.IsMatch(txt, @"^[\u4e00-\u9fa5]{2,4}$"))
+            {
+                result = txt;
+                break;
+            }
+        }
+        return result;
+    }
+
+    /// <summary>
+    /// 解析身份证号码
+    /// </summary>
+    /// <param name="textBlocks"></param>
+    /// <returns></returns>
+    public static string ReadIdCardNo(List<TextBlock> textBlocks)
+    {
+        var result = "";
+        foreach (var item in textBlocks)
+        {
+            var txt = item.Text.Replace(" ", "").Trim();
+            if (Regex.IsMatch(txt, @"^\d{15}$|^\d{17}(\d|X|x)$"))
+            {
+                result = txt;
+                break;
+            }
+        }
+        return result;
+    }
+
+    /// <summary>
+    /// 解析身份证地址
+    /// </summary>
+    /// <param name="textBlocks"></param>
+    /// <returns></returns>
+    public static string ReadIdCardAddress(List<TextBlock> textBlocks)
+    {
+        var sb = new StringBuilder();
+        string[] temps = { "省", "市", "县", "区", "镇", "乡", "村", "组", "室", "栋", "街道", "号" };
+
+        foreach (var item in textBlocks)
+        {
+            var txt = item.Text.Replace(" ", "").Trim();
+            if (txt.Contains("姓名") || txt.Contains("号码"))
+                continue;
+
+            if (temps.Where(t => txt.Contains(t)).Count() > 0)
+            {
+                sb.Append(txt);
+            }
+        }
+        sb = sb.Replace("住址", "");
+        return sb.ToString();
+    }
+}