添加使用demo

SimpleCaptcha.sln

@@ -3,22 +3,24 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.30104.148
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleCaptcha", "src\SimpleCaptcha\SimpleCaptcha.csproj", "{0C47EED7-554B-4C81-B3CF-2563422961DE}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SimpleCaptcha", "src\SimpleCaptcha\SimpleCaptcha.csproj", "{0C47EED7-554B-4C81-B3CF-2563422961DE}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleCaptcha.Demo", "src\SimpleCaptcha.Demo\SimpleCaptcha.Demo.csproj", "{2EB6B26E-2CB8-4902-9244-15FE5E31E5AA}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
 		Release|Any CPU = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{B04D8800-6490-47DF-87E9-84F906A3B815}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{B04D8800-6490-47DF-87E9-84F906A3B815}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{B04D8800-6490-47DF-87E9-84F906A3B815}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{B04D8800-6490-47DF-87E9-84F906A3B815}.Release|Any CPU.Build.0 = Release|Any CPU
 		{0C47EED7-554B-4C81-B3CF-2563422961DE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{0C47EED7-554B-4C81-B3CF-2563422961DE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{0C47EED7-554B-4C81-B3CF-2563422961DE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{0C47EED7-554B-4C81-B3CF-2563422961DE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2EB6B26E-2CB8-4902-9244-15FE5E31E5AA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2EB6B26E-2CB8-4902-9244-15FE5E31E5AA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2EB6B26E-2CB8-4902-9244-15FE5E31E5AA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2EB6B26E-2CB8-4902-9244-15FE5E31E5AA}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

src/SimpleCaptcha.Demo/Controllers/HomeController.cs

@@ -0,0 +1,53 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+using SimpleCaptcha.Demo.Models;
+
+namespace SimpleCaptcha.Demo.Controllers
+{
+    public class HomeController : Controller
+    {
+        private readonly ILogger<HomeController> _logger;
+        private readonly ICaptcha _captcha;
+
+        public HomeController(ILogger<HomeController> logger, ICaptcha captcha)
+        {
+            _logger = logger;
+            _captcha = captcha;
+        }
+
+        public IActionResult Index()
+        {
+            return View();
+        }
+
+        public IActionResult Privacy()
+        {
+            return View();
+        }
+
+        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+        public IActionResult Error()
+        {
+            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
+        }
+
+        public IActionResult Captcha(string id)
+        {
+            var info = _captcha.Generate(id);
+            var stream = new MemoryStream(info.CaptchaByteData);
+            return File(stream, "img/png");
+        }
+
+        public IActionResult Validate(string id, string code)
+        {
+            var result = _captcha.Validate(id, code);
+            return Json(new { success = result });
+        }
+    }
+}

src/SimpleCaptcha.Demo/Models/ErrorViewModel.cs

@@ -0,0 +1,11 @@
+using System;
+
+namespace SimpleCaptcha.Demo.Models
+{
+    public class ErrorViewModel
+    {
+        public string RequestId { get; set; }
+
+        public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+    }
+}

src/SimpleCaptcha.Demo/Program.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+
+namespace SimpleCaptcha.Demo
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            CreateHostBuilder(args).Build().Run();
+        }
+
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                });
+    }
+}

src/SimpleCaptcha.Demo/Properties/launchSettings.json

@@ -0,0 +1,27 @@
+{
+  "iisSettings": {
+    "windowsAuthentication": false, 
+    "anonymousAuthentication": true, 
+    "iisExpress": {
+      "applicationUrl": "http://localhost:50605",
+      "sslPort": 0
+    }
+  },
+  "profiles": {
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "SimpleCaptcha.Demo": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "applicationUrl": "http://localhost:5000",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

src/SimpleCaptcha.Demo/SimpleCaptcha.Demo.csproj

@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="3.1.5" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\SimpleCaptcha\SimpleCaptcha.csproj" />
+  </ItemGroup>
+
+
+
+</Project>

src/SimpleCaptcha.Demo/Startup.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+namespace SimpleCaptcha.Demo
+{
+    public class Startup
+    {
+        public Startup(IConfiguration configuration)
+        {
+            Configuration = configuration;
+        }
+
+        public IConfiguration Configuration { get; }
+
+        // This method gets called by the runtime. Use this method to add services to the container.
+        public void ConfigureServices(IServiceCollection services)
+        {
+            services.AddControllersWithViews();
+            services.AddMemoryCache()
+                .AddSimpleCaptcha(builder =>
+                {
+                    builder.UseMemoryStore();
+                });
+        }
+
+        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+        {
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+            else
+            {
+                app.UseExceptionHandler("/Home/Error");
+            }
+            app.UseStaticFiles();
+
+            app.UseRouting();
+
+            app.UseAuthorization();
+
+            app.UseEndpoints(endpoints =>
+            {
+                endpoints.MapControllerRoute(
+                    name: "default",
+                    pattern: "{controller=Home}/{action=Index}/{id?}");
+            });
+        }
+    }
+}

src/SimpleCaptcha.Demo/Views/Home/Index.cshtml

@@ -0,0 +1,37 @@
+@{
+    ViewData["Title"] = "Home Page";
+}
+
+<div class="text-center">
+    <h1 class="display-4">Welcome</h1>
+    <div><input type="text" id="txtCaptcha" /><img id="imgCaptcha" src="/Home/Captcha?id=12345"/><a href="javascript:void(0);" id="changeImg" >换一张</a></div>
+    <div><button type="button" id="btnValidate">验证</button></div>
+    <p>Learn about <a href="https://docs.microsoft.com/aspnet/core">building Web apps with ASP.NET Core</a>.</p>
+</div>
+
+@section Scripts{ 
+
+<script>
+    $(function () {
+        var $imgCaptcha = $('#imgCaptcha')
+
+        $('#changeImg').on('click', function () {
+            $imgCaptcha.attr('src', '/Home/Captcha?id=12345&time='+new Date().getTime())
+        })
+
+        $('#btnValidate').on('click', function () {
+            var code = $('#txtCaptcha').val()
+            $.ajax('/Home/Validate?id=12345&code=' + code, {
+                dataType: "JSON",
+                success: function (result) {
+                    if (result.success) {
+                        alert('验证码输入正确')
+                    } else {
+                        alert('验证码输入错误')
+                    }
+                }
+            })
+        })
+    })
+</script>
+}

src/SimpleCaptcha.Demo/Views/Home/Privacy.cshtml

@@ -0,0 +1,6 @@
+@{
+    ViewData["Title"] = "Privacy Policy";
+}
+<h1>@ViewData["Title"]</h1>
+
+<p>Use this page to detail your site's privacy policy.</p>

src/SimpleCaptcha.Demo/Views/Shared/Error.cshtml

@@ -0,0 +1,25 @@
+@model ErrorViewModel
+@{
+    ViewData["Title"] = "Error";
+}
+
+<h1 class="text-danger">Error.</h1>
+<h2 class="text-danger">An error occurred while processing your request.</h2>
+
+@if (Model.ShowRequestId)
+{
+    <p>
+        <strong>Request ID:</strong> <code>@Model.RequestId</code>
+    </p>
+}
+
+<h3>Development Mode</h3>
+<p>
+    Swapping to <strong>Development</strong> environment will display more detailed information about the error that occurred.
+</p>
+<p>
+    <strong>The Development environment shouldn't be enabled for deployed applications.</strong>
+    It can result in displaying sensitive information from exceptions to end users.
+    For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
+    and restarting the app.
+</p>

src/SimpleCaptcha.Demo/Views/Shared/_Layout.cshtml

@@ -0,0 +1,48 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>@ViewData["Title"] - SimpleCaptcha.Demo</title>
+    <link rel="stylesheet" href="~/lib/bootstrap/dist/css/bootstrap.min.css" />
+    <link rel="stylesheet" href="~/css/site.css" />
+</head>
+<body>
+    <header>
+        <nav class="navbar navbar-expand-sm navbar-toggleable-sm navbar-light bg-white border-bottom box-shadow mb-3">
+            <div class="container">
+                <a class="navbar-brand" asp-area="" asp-controller="Home" asp-action="Index">SimpleCaptcha.Demo</a>
+                <button class="navbar-toggler" type="button" data-toggle="collapse" data-target=".navbar-collapse" aria-controls="navbarSupportedContent"
+                        aria-expanded="false" aria-label="Toggle navigation">
+                    <span class="navbar-toggler-icon"></span>
+                </button>
+                <div class="navbar-collapse collapse d-sm-inline-flex flex-sm-row-reverse">
+                    <ul class="navbar-nav flex-grow-1">
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Index">Home</a>
+                        </li>
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Privacy">Privacy</a>
+                        </li>
+                    </ul>
+                </div>
+            </div>
+        </nav>
+    </header>
+    <div class="container">
+        <main role="main" class="pb-3">
+            @RenderBody()
+        </main>
+    </div>
+
+    <footer class="border-top footer text-muted">
+        <div class="container">
+            &copy; 2020 - SimpleCaptcha.Demo - <a asp-area="" asp-controller="Home" asp-action="Privacy">Privacy</a>
+        </div>
+    </footer>
+    <script src="~/lib/jquery/dist/jquery.min.js"></script>
+    <script src="~/lib/bootstrap/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="~/js/site.js" asp-append-version="true"></script>
+    @RenderSection("Scripts", required: false)
+</body>
+</html>

src/SimpleCaptcha.Demo/Views/Shared/_ValidationScriptsPartial.cshtml

@@ -0,0 +1,2 @@
+<script src="~/lib/jquery-validation/dist/jquery.validate.min.js"></script>
+<script src="~/lib/jquery-validation-unobtrusive/jquery.validate.unobtrusive.min.js"></script>

src/SimpleCaptcha.Demo/Views/_ViewImports.cshtml

@@ -0,0 +1,3 @@
+@using SimpleCaptcha.Demo
+@using SimpleCaptcha.Demo.Models
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers

src/SimpleCaptcha.Demo/Views/_ViewStart.cshtml

@@ -0,0 +1,3 @@
+@{
+    Layout = "_Layout";
+}

src/SimpleCaptcha.Demo/appsettings.Development.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  }
+}

src/SimpleCaptcha.Demo/appsettings.json

@@ -0,0 +1,10 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  },
+  "AllowedHosts": "*"
+}