Category Angular2

Uploading and sending image messages with ASP.NET Core SignalR

This article shows how images could be uploaded using a file upload with a HTML form in an ASP.MVC Core view, and then sent to application clients using SignalR. The images are uploaded as an ICollection of IFormFile objects, and sent to the SignalR clients using a base64 string. Angular is used to implement the […]

Using the dotnet Angular template with Azure AD OIDC Implicit Flow

This article shows how to use Azure AD with an Angular application implemented using the Microsoft dotnet template and the angular-auth-oidc-client npm package to implement the OpenID Implicit Flow. The Angular app uses bootstrap 4 and Angular CLI. Code: History 2018-07-13 Removed static calls to the well known endpoints, and the jwt keys API […]

Sending Direct Messages using SignalR with ASP.NET core and Angular

This article shows how SignalR could be used to send direct messages between different clients using ASP.NET Core to host the SignalR Hub and Angular to implement the clients. Code: Posts in this series Getting started with SignalR using ASP.NET Core and Angular SignalR Group messages with ngrx and Angular Using EF Core and […]

IdentityServer4 Localization with the OIDC Implicit Flow

This post shows how to implement localization in IdentityServer4 when using the Implicit Flow with an Angular client. Code: The problem When the oidc implicit client calls the endpoint /connect/authorize to authenticate and authorize the client and the identity, the user is redirected to the AccountController login method using the IdentityServer4 package. If the […]

Securing an Angular SignalR client using JWT tokens with ASP.NET Core and IdentityServer4

This post shows how an Angular SignalR client can send secure messages using JWT bearer tokens with an API and an STS server. The STS server is implemented using IdentityServer4 and the API is implemented using ASP.NET Core. Code: Posts in this series Getting started with SignalR using ASP.NET Core and Angular SignalR Group […]

Using EF Core and SQLite to persist SignalR Group messages in ASP.NET Core

The article shows how SignalR messages can be saved to a database using EF Core and SQLite. The post uses the SignalR Hub created in this blog; SignalR Group messages with ngrx and Angular, and extends it so that users can only join an existing SignalR group. The group history is then sent to the […]

Auto redirect to an STS server in an Angular app using oidc Implicit Flow

This article shows how to implement an auto redirect in an Angular application, if using the OIDC Implicit Flow with an STS server. When a user opens the application, it is sometimes required that the user is automatically redirected to the login page on the STS server. This can be tricky to implement, as you […]