Telegram Send Message Bold, Italic...

Telegram client has been improved with a new method, SendRichTextMessages, which supports the use of styles like: bold, italic, underline, strike and code. The use is very simple, if you want send a text in bold, just use the following notation: This is a **bold** text. Markdown Syntax  Bold [ * ] **This is bold message** Italic [ _ ] __T...

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AWS Cognito and OAuth2

sgcWebSockets library supports OAuth2 Authentication in Server and Client components, next version will include a new feature required by AWS Cognito service, when you try to authenticate using OAuth2 with Cognito, the service requires that the Server listens on a Secure port, so now OAuth2 Client component can use SSL/TLS encryption layer. The Loc...

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HTTP/2 Alternate Service

The Alt-Svc HTTP header is used to inform the clients that the same resource can be reached from another service or protocol, this is useful if you want inform the HTTP clients that your server supports HTTP/2 for example. Example: if your server is running on a local IP 127.0.0.1 and is listening on 2 ports: 80 (non encrypted) and 443 (encrypted)....

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WebSocket Client Before Connect and Before WatchDog

WebSocket Client can be customized with some of the events available. There are 2 new events added to the latest version: OnBeforeConnect: this event is called just before the client tries to connect to server OnBeforeWatchDog: sgcWebSocket client has a built-in method to reconnect after a disconnection called WatchDog, this event is called before ...

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sgcWebSockets 4.4.6

Here is the comprehensive list of new features and bug fixes included in sgcWebSockets 4.4.6: [+] : New Event OnBeforeForwardHTTP on Server Components, allows to forward an HTTP request to another server. (Thanks to Olaf for his suggestion). [+] : New Event OnAfterForwardHTTP on Server Components, allows to know the response from HTTP Forwarded Req...

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Forward HTTP Requests

From  sgcWebSockets 4.4.6, forward HTTP requests is supported. Reverse proxy is useful when there is a single server listening on a public port and behind it there are other servers that cannot be accessed from a public address.  Example: you can serve all HTTP requests using our sgcWebSockets server and forward to another serve...

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Telegram Send Message with Buttons

From sgcWebSockets 4.4.6, the telegram client has been improved to support send messages with buttons (only supported when you login as a bot). The methods to send a message have been modified to add a new parameter where you can send the Callback and URL Buttons. Before you send a message create an instance of the class TsgcTelegramReplyMarkupInli...

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HTTP/2 Server Push

A new feature has been added to Indy Servers, now Server Push is supported by sgcWebSockets library. HTTP usually works with Request/Response pattern, where client REQUEST a resource to SERVER and SERVER sends a RESPONSE with the resource requested or an error. Usually the client, like a browser, makes a bunch of requests for those assets...

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HTTP/2 Conformance Tests

sgcWebSockets supports HTTP/2 protocol on Server and Client components, implementation is made in 100% pure Delphi code without using any external library. We have tested our HTTP/2 implementation using h2spec which is a great tool for testing HTTP/2 protocol https://github.com/summerwind/h2spec The sgcWebSockets HTTP/2 Server and Client compo...

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OAuth2 Customize Sign-In HTML

When an OAuth2 client do a request to get a new Access Token, a Web-Page is shown in a web-browser to Allow this connection and login with an User and Password. The HTML page is included by default in Server component, but this code can be customized using OnAuth2BeforeDispatchPage event. procedure OnOAuth2BeforeDispatchPage(Sender: TObject; OAuth2...

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