Mon, 08 Nov 2021 21:21:57 GMT

Controllers/ApplicationFormController.cs

@@ -0,0 +1,47 @@
+using cugoj_ng_server.Models;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace cugoj_ng_server.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class ApplicationFormController : ControllerBase
+    {
+        [Route("Get"), HttpGet]
+        public async Task<ActionResult<ApplicationForm>> GetAsync()
+        {
+            var user = HttpContext.Session.GetString("user");
+            if (string.IsNullOrEmpty(user))
+                return Unauthorized();
+            var form = await UserModel.GetApplicationFormAsync(user);
+            if (form == null) return NoContent();
+            return Ok(form);
+        }
+        [Route("Save"), HttpPost]
+        public async Task<IActionResult> SaveAsync([FromBody] ApplicationForm form)
+        {
+            var user = HttpContext.Session.GetString("user");
+            if (string.IsNullOrEmpty(user))
+                return Unauthorized();
+            form.UserId = user;
+            return Ok(await UserModel.SetApplicationFormAsync(form));
+        }
+
+        [Route("Submit"), HttpPost]
+        public async Task<IActionResult> SubmitAsync([FromBody] ApplicationForm form)
+        {
+            var user = HttpContext.Session.GetString("user");
+            if (string.IsNullOrEmpty(user))
+                return Unauthorized();
+            form.UserId = user;
+            if (!form.Validate())
+                return BadRequest();
+            return Ok(await UserModel.SetApplicationFormAsync(form));
+        }
+    }
+}

Controllers/ProblemController.cs

@@ -37,7 +37,7 @@ namespace cugoj_ng_server.Controllers
         }
 
         [HttpGet]
-        [Route("List/{page}")]
+        [Route("List/{page:int:min(1)}")]
         public async Task<object> GetProblemListAsync(int page)
         {
             if (page <= 0) return BadRequest();
@@ -52,7 +52,7 @@ namespace cugoj_ng_server.Controllers
         }
 
         [HttpGet]
-        [Route("{pid}")]
+        [Route("{pid:int}")]
         public async Task<IActionResult> GetProblemAsync(int pid)
         {
             bool viewAll = await UserModel.Authorization.CanViewAllProblemsAsync(HttpContext.Session.GetString("user"));
@@ -66,7 +66,7 @@ namespace cugoj_ng_server.Controllers
 
         [RequestSizeLimit(1 << 20)]
         [HttpPost]
-        [Route("Submit/{pid}")]
+        [Route("{pid:int}/Submit")]
         public async Task<IActionResult> SubmitSolutionAsync(int pid, [FromForm] string lang, [FromForm] string code)
         {
             var user = HttpContext.Session.GetString("user");

Controllers/StatusController.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Configuration;
+
+namespace cugoj_ng_server.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class StatusController : ControllerBase
+    {
+        readonly int maxStatusPerPage;
+        public StatusController(IConfiguration configuration)
+        {
+            maxStatusPerPage = configuration.GetValue<int>("Config:MaxStatusPerPage");
+        }
+
+        [HttpGet]
+        public object List()
+        {
+            if (Request.Query.TryGetValue("cid", out var s))
+            {
+                if (s.Any(x => !int.TryParse(x, out _)))
+                    return BadRequest("cid must be int");
+            }
+            return 1;
+        }
+    }
+}

Models/StatusModel.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace cugoj_ng_server.Models
+{
+    public class StatusModel
+    {
+
+    }
+}

Models/UserModel.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Data;
 using System.Linq;
+using System.Reflection;
 using System.Threading.Tasks;
 using cugoj_ng_server.Utilities;
 using Dapper;
@@ -54,5 +55,63 @@ namespace cugoj_ng_server.Models
                 return (await conn.QueryAsync<string>(@"select rightstr from privilege where user_id=@id and length(rightstr)>5", new { id = user_id })).ToArray();
             }
         }
+
+        public static async Task<ApplicationForm> GetApplicationFormAsync(string uid)
+        {
+            using var conn = GetConnection();
+            return await conn.QueryFirstOrDefaultAsync<ApplicationForm>("select * from application_form where user_id=@uid", new { uid });
+        }
+
+        public static async Task<int> SetApplicationFormAsync(ApplicationForm form)
+        {
+            using var conn = GetConnection();
+            return await conn.ExecuteAsync(@"
+                REPLACE INTO application_form (user_id,name,student_id,college,major,mobile,qq,score,oj_accounts,text1,text2,text3,text4,status,comment)
+                VALUES (@UserId,@Name,@StudentId,@College,@Major,@Mobile,@QQ,@Score,@OJAccounts,@Text1,@Text2,@Text3,@Text4,@Status,@Comment)
+            ", form);
+        }
+    }
+
+    public class ApplicationForm
+    {
+        public string UserId { get; set; }
+
+        public string Name { get; set; }
+
+        public string StudentId { get; set; }
+
+        public string College { get; set; }
+
+        public string Major { get; set; }
+
+        public string Mobile { get; set; }
+
+        public string QQ { get; set; }
+
+        public string Score { get; set; }
+
+        [Labels("Nullable")]
+        public string OJAccounts { get; set; }
+
+        public string Text1 { get; set; }
+
+        public string Text2 { get; set; }
+
+        public string Text3 { get; set; }
+
+        [Labels("Nullable")]
+        public string Text4 { get; set; }
+
+        public string Status { get; set; }
+
+        [Labels("Nullable")]
+        public string Comment { get; set; }
+
+        static readonly PropertyInfo[] properties =
+            typeof(ApplicationForm).GetProperties().Where(prop => !prop.HasLabel("Nullable")).ToArray();
+        
+        public bool Validate() => 
+            properties.All(prop => 
+                !string.IsNullOrWhiteSpace((string)prop.GetValue(this)));
     }
 }

Startup.cs

@@ -42,6 +42,7 @@ namespace cugoj_ng_server
                 opt.Cookie.IsEssential = true;
                 opt.IdleTimeout = TimeSpan.FromMinutes(sessionTimeout);
             });
+            Dapper.DefaultTypeMap.MatchNamesWithUnderscores = true;
             Utilities.Inject.SetPropertiesByType(typeof(Models.DbConn), null, new()
             {
                 { typeof(IConnectionMultiplexer), ConnectionMultiplexer.Connect(redisConnstr) },
@@ -50,7 +51,7 @@ namespace cugoj_ng_server
             services.AddControllers().AddJsonOptions(opt =>
             {
                 opt.JsonSerializerOptions.IncludeFields = true;
-            }); 
+            });
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.

Utilities/LabelsAttribute.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Threading.Tasks;
+
+namespace cugoj_ng_server.Utilities
+{
+    [AttributeUsage(AttributeTargets.All, Inherited = false, AllowMultiple = true)]
+    sealed class LabelsAttribute : Attribute
+    {
+        private readonly HashSet<string> LabelSet = null;
+
+
+        public LabelsAttribute(params string[] labels)
+        {
+            LabelSet = new(labels);
+        }
+        public bool HasLabel(string label) => LabelSet.Contains(label);
+    }
+    static class LabelExtension
+    {
+        public static bool HasLabel(this PropertyInfo propertyInfo, string label) =>
+            propertyInfo.GetCustomAttributes<LabelsAttribute>().Any(attr => attr.HasLabel(label));
+    }
+
+}

appsettings.json

@@ -9,6 +9,7 @@
   "AllowedHosts": "*",
   "Config": {
     "SessionTimeout": 1440,
-    "ProblemsPerPage": 100
+    "ProblemsPerPage": 100,
+    "MaxSolutionSize": 65535
   }
 }

cugoj-ng-server.csproj

@@ -1,14 +1,14 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <RootNamespace>cugoj_ng_server</RootNamespace>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Dapper" Version="2.0.78" />
-    <PackageReference Include="Microsoft.Extensions.Caching.StackExchangeRedis" Version="5.0.1" />
-    <PackageReference Include="MySql.Data" Version="8.0.23" />
+    <PackageReference Include="Dapper" Version="2.0.123" />
+    <PackageReference Include="Microsoft.Extensions.Caching.StackExchangeRedis" Version="6.0.0" />
+    <PackageReference Include="MySql.Data" Version="8.0.27" />
   </ItemGroup>
 
 </Project>