List of Listings

Chapter 1. Introduction to third-party JavaScript

Listing 1.1. Sample content provider web page loads both local and external scripts

Listing 1.2. Initializing the Google Maps widget

Listing 1.3. Tracking user signups with the Mixpanel JS API

Listing 1.4. Using Facebook’s Graph API to fetch and display a list of mutual friends

Listing 1.5. Server implementation of widget.js, written in Python and Flask—server.py

Chapter 2. Distributing and loading your application

Listing 2.1. Asynchronous script include

Listing 2.2. widget.js: main script body

Listing 2.3. Asynchronous JavaScript loader function

Listing 2.4. dom.js—Camera Stork library file that contains DOM utility functions

Listing 2.5. Namespacing the jQuery object

Listing 2.6. Getting the script URL

Listing 2.7. Extracting query parameters

Listing 2.8. Embedding the product ID in custom data attributes

Listing 2.9. Locating and extracting the data-stork-product-id attribute value

Listing 2.10. Passing script arguments using global variables

Chapter 3. Rendering HTML and CSS

Listing 3.1. The script include snippet, now with a unique ID

Listing 3.2. The script include snippet again, now identified with a data-* attribute

Listing 3.3. The script include snippet with separately defined render target locations

Listing 3.4. Testing for the presence of a CSS rule

Listing 3.5. Python script for converting a CSS ruleset to a JavaScript string

Listing 3.6. Helper function for injecting CSS into a page