March 2017
Intermediate to advanced
699 pages
14h 28m
English
book
Magento 2 - Build World-Class online stores
by Fernando J. Miguel, Ray Bogman, Vladimir Kerkhoff, Bret Williams, Jonathan Bownds
Content preview from Magento 2 - Build World-Class online storesBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Modifying functions with the use of plugins – Interception
One of the biggest problems in Magento 1.x was that changing the behavior of a function in a class that didn't have an event trigger had to be rewritten. This works fine if only a single rewrite for a class was used, but when using a large number of extensions, there is a risk that multiple extensions rewrite the same class, which can result in unpredictable results.
In Magento 2, this problem is partly solved by introducing Interception in the form of plugins. With the use of plugins, it is possible to modify a function in three places:
- Before execution: With the before plugin, it is possible to (pre)process any data given to the original function by modifying the original function arguments; ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.