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Angular Services

You're reading from   Angular Services -

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Product type Paperback
Published in Feb 2017
Publisher Packt
ISBN-13 9781785882616
Length 294 pages
Edition 1st Edition
Languages
Tools
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Toc

Table of Contents (9) Chapters Close

Preface 1. Setting Up the Environment FREE CHAPTER 2. Introducing Wire-Frames 3. The Collector Service - Using Controllers to Collect Data 4. The Rating Service - Data Management 5. The Notifier Service - Creating Cron Jobs in Angular 6. The Evidence Tree Builder Service - Implementing the Business Logic 7. The Report Generator Service - Creating Controllers to Set Report Template 8. The Accuracy Manager Service - Putting It All Together

The collector wire-frame


This application is about investigating articles and news and finding the truth about them. So as the very first step we need to find them. The Collector's task is to fetch original news or articles from the given sources and organize them based on our desired format. The news/articles source could be anything. It could be a plain URL, an XML file, or simply a keyword which we can search to find related news. That means the user interface for the Collector will contain a couple of input boxes to enter a URL, RSS feeds or trending keywords, and a submit button.

Depending on the entry, we need a logic (we will see it will be a service) which processes the request, fetches the contents, figures out the title, body, the news source and the URL for each content, and saves them into a database table for future usage. The following diagram describes the work-flow in the Collector:

The collector component

Looking at the preceding diagram, it indicates that we need a component...

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