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Flows The following diagrams describe the authorization flow based on the response_type and optionally the scope (if it includes the openid scope). The pictures and information are described in details in the following material: https://medium.com/@darutk/diagrams-of-all-the-openid-connect-flows-6968e3990660 response_type = code The request is an authorization code flow. If openid is included in the scope then an IDRead more

GrantTypes In Identity Server each client must define what it “grants”, what information does it allow, thus determining what flow is suitable for it. A Code type is an authorization flow, meaning that it allows an authorization code from the Authorization EndPoint, and an access token from the Token endpoint To assign a grant typeRead more

IdentityServer4 – Part 1 – The protocols Oauth 2.0 is an open standard authorization protocol that is being developed by IETF OAuth Working Group. The protocol defines (doesn’t implement) standardized methods to securely authorize web, mobile and desktop applications. OpenIDConnect – is a layer on top of Oauth2 which merely extends this protocol by addingRead more

Description CORS (Cross-Origin-Resource-Sharing) is a mechanism that allows a web application running at one origin to access the resources from a server running at a different origin. The same-origin policy is a very restrictive measure because it only allows applications on the same origin as the server to access it’s resources but it also bringsRead more

As developers we have a tendency to lean over the functional requirements of our problem in hand but we most of the times ignore the non-functional aspect of our solution, that of code optimization. Too often I’ve noticed a tendency to pin-point the “architecture” or the “programming language” or even the computing power when itRead more

HTTP means Hyper Text Transfer Protocol. It’s the underlying protocol used by the World Wide Web and it defines the formatting of transmitted messages between client and server. This protocol was designed for distributed, collaborative and hypermedia information systems. In 2015 the Internet Engineering Task Force (IETF) released HTTP/2, the second major version of thisRead more

Theory In this article I will present some means of getting families, instances, symbols and system family objects using the Revit collector. Family Structure But let’s start with the basics, because like many others when I first started I was a bit confused on the differences between these concepts. So what is a family? AccordingRead more

What is dependency injection and why is it important? According to wikipedia is a technique whereby one object supplies the dependencies of another object. This concept may be confusing for some and for others that are in their beginnings in programming it may seem a bit overwhelming or perhaps not necessary. To understand why DI was conceivedRead more

Adding a Day suffix in a DateTime variable is not a complex task, but it should be done properly. In programming while most of the times we deal with logic that is not exposed to the UI there are times when we have to define and format an output for the client UI. In thisRead more

Description When it comes to Revit we can say that parameters are one of the most important features there is, it allows users to dynamically update and change the model according to parameter values. This kind of flexibility is what drove many companies to chose Revit over other BIM providers. When developing Revit Add-ins thatRead more