Implemented TokenManager #57

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "Libs/cpr"]
+	path = Libs/cpr
+	url = https://github.com/whoshuu/cpr.git

Controllers/Managers/AlbumManager.cs

@@ -1,28 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Configuration;
-
-using Icarus.Controllers.Utilities;
-using Icarus.Models;
-using Icarus.Database.Contexts;
-
-namespace Icarus.Controllers.Managers
-{
-    public class AlbumManager : BaseManager
-    {
-    	#region Fields
-    	#endregion
-
-
-    	#region Properties
-    	#endregion
-
-
-    	#region Constructors
-    	#endregion
-
-
-    	#region Methods
-    	#endregion
-    }
-}

Controllers/Managers/ArtistManager.cs

@@ -1,28 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Configuration;
-
-using Icarus.Controllers.Utilities;
-using Icarus.Models;
-using Icarus.Database.Contexts;
-
-namespace Icarus.Controllers.Managers
-{
-    public class ArtistManager : BaseManager
-    {
-    	#region Fields
-    	#endregion
-
-
-    	#region Properties
-    	#endregion
-
-
-    	#region Constructors
-    	#endregion
-
-
-    	#region Methods
-    	#endregion
-    }
-}

Controllers/Managers/GenreManager.cs

@@ -1,28 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Configuration;
-
-using Icarus.Controllers.Utilities;
-using Icarus.Models;
-using Icarus.Database.Contexts;
-
-namespace Icarus.Controllers.Managers
-{
-    public class GenreManager : BaseManager
-    {
-    	#region Fields
-    	#endregion
-
-
-    	#region Properties
-    	#endregion
-
-
-    	#region Constructors
-    	#endregion
-
-
-    	#region Methods
-    	#endregion
-    }
-}

Controllers/Managers/TokenManager.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Runtime.InteropServices;
 
 using Microsoft.Extensions.Configuration;
 using Newtonsoft.Json;
@@ -14,11 +15,6 @@ namespace Icarus.Controllers.Managers
     {
         #region Fields
         private IConfiguration _config;
-        private string _clientId;
-        private string _clientSecret;
-        private string _audience;
-        private string _grantType;
-        private string _url;
         #endregion
 
 
@@ -30,103 +26,26 @@ namespace Icarus.Controllers.Managers
         public TokenManager(IConfiguration config)
         {
             _config = config;
-            InitializeValues();
         }
         #endregion
 
 
         #region Methods
-        public LoginResult RetrieveLoginResult(User user)
+        #region c++ Libs
+        [DllImport("libicarus.so")]
+        public static extern IntPtr retrieve_token(ref TokenReq req);
+        #endregion
+
+        public static LoginResult ConvertLogResToLoginResult(ref LogRes res)
         {
-            _logger.Info("Preparing Auth0 API request");
-
-            var client = new RestClient(_url);
-            var request = new RestRequest("oauth/token", Method.POST);
-            var tokenRequest = RetrieveTokenRequest();
-
-            _logger.Info("Serializing token object into JSON");
-            var tokenObject = JsonConvert.SerializeObject(tokenRequest);
-
-            request.AddParameter("application/json; charset=utf-8", 
-                tokenObject, ParameterType.RequestBody);
-
-            request.RequestFormat = DataFormat.Json;
-
-            _logger.Info("Sending request");
-            IRestResponse response = client.Execute(request);
-            _logger.Info("Response received");
-
-
-            _logger.Info("Deserializing response");
-            var tokenResult = JsonConvert
-                .DeserializeObject<Token>(response.Content);
-            _logger.Info("Response deserialized");
-
             return new LoginResult
             {
-                UserId = user.Id, Username = user.Username, Token = tokenResult.AccessToken,
+                Token = res.Token,
-                TokenType = tokenResult.TokenType, Expiration = tokenResult.Expiration,
+                TokenType = res.TokenType,
-                Message = "Successfully retrieved token"
+                Expiration = res.Expiration,
+                Message = res.Message
             };
         }
-        
-        private TokenRequest RetrieveTokenRequest()
-        {
-            _logger.Info("Retrieving token object");
-
-            return new TokenRequest
-            {
-                ClientId = _clientId, ClientSecret = _clientSecret,
-                Audience = _audience, GrantType = _grantType
-            };
-        }
-
-        private void InitializeValues()
-        {
-            _logger.Info("Analyzing Auth0 information");
-
-            _clientId = _config["Auth0:ClientId"];
-            _clientSecret = _config["Auth0:ClientSecret"];
-            _audience = _config["Auth0:ApiIdentifier"];
-            _grantType = "client_credentials";
-            _url = $"https://{_config["Auth0:Domain"]}";
-        }
-
-        #region Testing Methods
-        // For testing purposes
-        private void PrintCredentials()
-        {
-            Console.WriteLine("Auth0 credentials:");
-            Console.WriteLine($"Client Id: {_clientId}");
-            Console.WriteLine($"Client Secret: {_clientSecret}");
-            Console.WriteLine($"Audience: {_audience}");
-            Console.WriteLine($"Url: {_url}");
-        }
-        #endregion
-        #endregion
-
-
-        #region Classes
-        private class TokenRequest
-        {
-            [JsonProperty("client_id")]
-            public string ClientId { get; set; }
-            [JsonProperty("client_secret")]
-            public string ClientSecret { get; set; }
-            [JsonProperty("audience")]
-            public string Audience { get; set; }
-            [JsonProperty("grant_type")]
-            public string GrantType { get; set; }
-        }
-        private class Token
-        {
-            [JsonProperty("access_token")]
-            public string AccessToken { get; set; }
-            [JsonProperty("expires_in")]
-            public int Expiration { get; set; }
-            [JsonProperty("token_type")]
-            public string TokenType { get; set; }
-        }
         #endregion
     }
 }

Controllers/Managers/YearManager.cs

@@ -1,28 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Configuration;
-
-using Icarus.Controllers.Utilities;
-using Icarus.Models;
-using Icarus.Database.Contexts;
-
-namespace Icarus.Controllers.Managers
-{
-    public class YearManager : BaseManager
-    {
-    	#region Fields
-    	#endregion
-
-
-    	#region Properties
-    	#endregion
-
-
-    	#region Constructors
-    	#endregion
-
-
-    	#region Methods
-    	#endregion
-    }
-}

Controllers/v1/LoginController.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Configuration;
 using System.Linq;
 using System.Threading.Tasks;
+using System.Runtime.InteropServices;
 
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Configuration;
@@ -47,7 +48,6 @@ namespace Icarus.Controllers.V1
             _logger.LogInformation("Starting process of validating credentials");
             
             var message = "Invalid credentials";
-            var password = user.Password;
 
             var loginRes = new LoginResult
             {
@@ -59,7 +59,7 @@ namespace Icarus.Controllers.V1
                 user = context.RetrieveUser(user);
 
                 var validatePass = new PasswordEncryption();
-                var validated = validatePass.VerifyPassword(user, password);
+                var validated = validatePass.VerifyPassword(user, user.Password);
                 if (!validated)
                 {
                     loginRes.Message = message;
@@ -70,9 +70,22 @@ namespace Icarus.Controllers.V1
 
                 _logger.LogInformation("Successfully validated user credentials");
 
-                TokenManager tk = new TokenManager(_config);
+                var tok = new TokenReq
+                {
+                    ClientId = _config["Auth0:ClientId"],
+                    ClientSecret = _config["Auth0:ClientSecret"],
+                    Audience = _config["Auth0:ApiIdentifier"],
+                    GrantType = "client_credentials",
+                    URI = $"https://{_config["Auth0:Domain"]}",
+                    Endpoint = "oauth/token"
+                };
                 
-                loginRes = tk.RetrieveLoginResult(user);
+                IntPtr logRes = TokenManager.retrieve_token(ref tok);
+                LogRes lr = new LogRes();
+                lr = (LogRes)Marshal.PtrToStructure(logRes, typeof(LogRes));
+                loginRes = TokenManager.ConvertLogResToLoginResult(ref lr);
+                loginRes.Username = user.Username;
+                loginRes.UserId = user.Id;
 
                 return Ok(loginRes);
             }

Libs/CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.10)
 
-project(icarus CXX)
+project(icarus)
 
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_STANDARD 17)
@@ -9,6 +9,7 @@ set(SOURCES
     src/directory_manager.cpp
     src/imageFile.cpp
     src/metadata_retriever.cpp
+    src/token_manager.cpp
 )
 set(HEADERS
     include/models.h
@@ -17,6 +18,11 @@ set(HEADERS
     include/metadata_retriever.h
 )
 
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+add_subdirectory(cpr)
+
 add_library(icarus SHARED ${SOURCES} ${HEADERS})
-include_directories(include)
+include_directories(${CPR_INCLUDE_DIRS} include)
-target_link_libraries(icarus "-lstdc++fs" tag)
+target_link_libraries(icarus "-lstdc++fs" tag ${CONAN_LIBS} ${CPR_LIBRARIES})

Libs/conanfile.txt

@@ -0,0 +1,5 @@
+[requires]
+jsonformoderncpp/3.7.0@vthiery/stable
+
+[generators]
+cmake

Libs/include/models.h

@@ -20,4 +20,24 @@ struct Cover
     char ImagePath[1024];
 };
 
+struct LoginRes
+{
+    int UserId;
+    char Username[1024];
+    char Token[1024];
+    char TokenType[1024];
+    char Message[1024];
+    int Expiration;
+};
+
+struct TokenReq
+{
+    char ClientId[1024];
+    char ClientSecret[1024];
+    char Audience[1024];
+    char GrantType[1024];
+    char URI[1024];
+    char Endpoint[1024];
+};
+
 #endif

Libs/src/token_manager.cpp

@@ -0,0 +1,41 @@
+#include <iostream>
+#include <string>
+#include <cstdlib>
+
+#include <cpr/cpr.h>
+#include <nlohmann/json.hpp>
+
+#include "models.h"
+
+
+extern "C"
+{
+
+
+LoginRes* retrieve_token(TokenReq *tok)
+{
+    LoginRes *res = new LoginRes;
+
+    nlohmann::json reqObj;
+    reqObj["client_id"] = tok->ClientId;
+    reqObj["client_secret"] = tok->ClientSecret;
+    reqObj["audience"] = tok->Audience;
+    reqObj["grant_type"] = tok->GrantType;
+
+    std::string uri{tok->URI};
+    uri.append("/");
+    uri.append(tok->Endpoint);
+
+    auto r = cpr::Post(cpr::Url{uri},
+        cpr::Body{reqObj.dump()},
+        cpr::Header{{"Content-Type", "application/json"}});
+
+    auto post_res = nlohmann::json::parse(r.text);
+    strcpy(res->Token, post_res["access_token"].get<std::string>().c_str());
+    strcpy(res->TokenType, post_res["token_type"].get<std::string>().c_str());
+    res->Expiration = post_res["expires_in"].get<int>();
+    strcpy(res->Message, "Success");
+
+    return res;
+}
+}

Models/LoginResult.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.InteropServices;
 
 using Newtonsoft.Json;
 
@@ -17,4 +18,19 @@ namespace Icarus.Models
         [JsonProperty("expiration")]
         public int Expiration { get; set; }
     }
+
+    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi), Serializable]
+    public struct LogRes
+    {
+        public int UserId;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string Username;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string Token;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string TokenType;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string Message;
+        public int Expiration;
+    }
 }

Models/TokenReq.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace Icarus.Models
+{
+    [StructLayout(LayoutKind.Sequential)]
+    public struct TokenReq
+    {
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string ClientId;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string ClientSecret;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string Audience;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string GrantType;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string URI;
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 1024)]
+        public string Endpoint;
+    }
+}

Models/User.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.InteropServices;
 
 using Newtonsoft.Json;