Book Image

SignalR Real-time Application Cookbook

By : Roberto Vespa
Book Image

SignalR Real-time Application Cookbook

By: Roberto Vespa

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SignalR Real-time Application Cookbook
Roberto Vespa
Apr, 2014 | 292 pages
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Table of Contents (18 chapters)
SignalR Real-time Application Cookbook
SignalR Real-time Application Cookbook
Credits
Credits
About the Author
About the Author
Acknowledgments
Acknowledgments
About the Reviewers
About the Reviewers
www.PacktPub.com
www.PacktPub.com
Preface
Preface
Free Chapter
1
Understanding the Basics
Understanding the Basics
Introduction
Adding a Hub to an ASP.NET project
Adding a Hub to a self-hosting application
Connecting to a Hub from a JavaScript client
Connecting to a Hub from a .NET application
2
Using Hubs
Using Hubs
Introduction
Adding a method to a Hub and counting the calls to it
Calling back the caller from a Hub's method
Broadcasting to all connected clients
Adding a connection to a group
Removing a connection from a group
Broadcasting to all connected clients except the caller
Broadcasting to all clients except the specified ones
Broadcasting to all clients in a group except the caller
Broadcasting from outside a Hub
Using the return value of a Hub method
3
Using the JavaScript Hubs Client API
Using the JavaScript Hubs Client API
Introduction
Starting a Hub connection
Setting up connection transport strategies
Calling a server-side Hub method
Adding a client-side method on the proxy and calling it from the server
Managing errors across a complex asynchronous workflow
4
Using the .NET Hubs Client API
Using the .NET Hubs Client API
Introduction
Starting a Hub connection
Setting up connection transport strategies
Calling a server-side Hub method
Adding a client-side method on the proxy and calling it from the server
Managing errors across a complex asynchronous workflow
5
Using a Persistent Connection
Using a Persistent Connection
Introduction
Adding and registering a persistent connection
Sending messages from the server
Sending messages to the server
Exchanging messages between a server and a JavaScript client
Exchanging messages between a server and a .NET client
6
Handling Connections
Handling Connections
Introduction
Controlling the lifetime of a connection
Handling a connection transient state
Establishing a cross-domain connection
7
Analyzing Advanced Scenarios
Analyzing Advanced Scenarios
Introduction
Generating static files for JavaScript proxies
Authorizing requests on a Hub
Authorizing requests on a persistent connection
Authorizing requests in a self-hosting context
Scaling up
Scaling out with Azure
Scaling out with Redis
Scaling out with SQL Server
Establishing proxy-less connections
Introducing dependency injection (simple approach)
Introducing dependency injection (advanced approach)
Using dependency injection to replace a default behavior
Extending the Hub pipeline
Handling errors
8
Building Complex Applications
Building Complex Applications
Introduction
Implementing a room-based chat application
Implementing a shared whiteboard
Implementing a real-time map of flying airplanes
Implementing a "pets finder" application
Implementing a custom backplane
Implementing a real-time error notification system
Creating Web Projects
Creating Web Projects
Introduction
Creating an empty ASP.NET web application
Creating an ASP.NET web forms application
Creating an ASP.NET MVC application
Creating an MVC controller and a related view
Creating an ASP.NET website
Insights
Insights
Transport strategies
Asynchronous programming and SignalR
Index
Index

Chapter 6. Handling Connections

In this chapter, we will cover the following recipes:

  • Controlling the lifetime of a connection

  • Handling a connection transient state

  • Establishing a cross-domain connection

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