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  • Book Overview & Buying MASTERING KNOCKOUTJS
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MASTERING KNOCKOUTJS

MASTERING KNOCKOUTJS

By : Moran
4.7 (6)
Buy this Book
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MASTERING KNOCKOUTJS

MASTERING KNOCKOUTJS

4.7 (6)
By: Moran
Buy this Book

Overview of this book

If you are an experienced JavaScript developer who is looking for new tools to build web applications and get an understanding of core elements and applications, this is the book for you. A basic knowledge of DOM, JavaScript, and KnockoutJS is assumed.
Table of Contents (11 chapters)
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Preface
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Preface
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A note on Knockout 3.2
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What this book covers
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What you need for this book
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Who this book is for
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Conventions
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Reader feedback
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Customer support
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1
1. Knockout Essentials
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1. Knockout Essentials
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The environment setup
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An overview of Knockout
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Observables
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Defining viewmodels
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The data-bind syntax
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Control flow bindings
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Template binding
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Containerless control flow
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Extenders
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The Contacts List application
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Summary
2
2. Extending Knockout with Custom Binding Handlers
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2. Extending Knockout with Custom Binding Handlers
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The data binding pattern
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Components of a binding handler
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Simple binding handlers
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Advanced binding handlers
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Containerless syntax with custom bindings
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Summary
3
3. Extending Knockout with Preprocessors and Providers
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3. Extending Knockout with Preprocessors and Providers
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Binding the handler preprocessing
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Node preprocessors
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Binding providers
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Knockout punches
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Summary
4
4. Application Development with Components and Modules
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4. Application Development with Components and Modules
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RequireJS – AMD viewmodels
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Components
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Single Page Application (SPA) routing
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Summary
5
5. Durandal – the Knockout Framework
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5. Durandal – the Knockout Framework
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An overview of the Durandal framework
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The composition system
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Using the router
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Modal dialogs
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The application's life cycle
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Widgets
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Summary
6
6. Advanced Durandal
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6. Advanced Durandal
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Publishing and subscribing
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Handling logins
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Guarded routes
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Advanced composition
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Child routers
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Custom modal dialogs
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Using activators
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Binding to plain JavaScript objects
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Summary
7
7. Best Practices
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7. Best Practices
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Sticking to MVVM
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Using service modules
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Creating small modules
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Writing unit tests
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Singleton versus instance
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Calling ko.applyBindings once (per root)
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Performance concerns
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Summary
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8. Plugins and Other Knockout Libraries
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8. Plugins and Other Knockout Libraries
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Knockout Validation
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Knockout Mapping
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Knockout Kendo
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KoGrid
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Knockout Bootstrap
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Knockout Switch-Case
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Knockout Projections
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Knockout-ES5
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Summary
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9. Under the Hood
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9. Under the Hood
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Dependency tracking
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The prototype chain
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The binding expression parser
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Applying bindings
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Templates
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The ko.utils reference
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Summary
10
Index
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Index

Handling logins

Handling logins can be tricky for a variety of reasons, and there are hundreds of different techniques out there. Web application login generally falls in one of two categories: either your site is free to browse without being logged in (anytime login), or it uses and requires the user to log in first (gated login). The challenges presented by each category are different, and so are the best solutions.

Gated login

Until fairly recently, almost all gated login sites used some redirection pattern to present a login page to users, which was usually an unpleasant experience. Beyond the issue of page load time, getting back to the originally requested URL generally meant query string parameters that contained the original URL. If the original URL had query strings itself, they were either lost or appended to the URL query value.

SPAs can sidestep the redirection problem by just showing a login page at the current URL; no redirection means the whole process is faster, there is no...

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