Friday , 17 November 2017
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WordPress Admin Menus – WordPress Plugin Tutorial

WordPress Admin Menus

So far, our plugins have been very simple. To extend the functionality of our WordPress plugins, it’s best to have a set of options for a user to configure in their admin panel. Before we can get there, we first need to add a way to get there. We can easily do this by creating WordPress admin menus for our …

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Enclosing Shortcodes – WordPress Plugin Tutorial

Enclosing Shortcodes

In our previous tutorial, we learned about attributes. Our last shortcode took in 2 attributes, which were the link and the text, but it isn’t exactly the best idea to use the text attribute because what if the user is submitted paragraphs of text? Or even worse, what if they’re using quotes their message? Our solution, enclosing shortcodes. WordPress allows …

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Shortcode Attributes – WordPress Plugin Tutorial

Shortcode Attributes

Let’s take it up a step and make our shortcode more flexible. What if we want the user to define their own link? Well, it’s possible if we create shortcode attributes. Let’s learn how to do so. We’ll be using the same plugin we made in the previous tutorial. We’ll just be adding onto it. Update the post you created …

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Creating WordPress Shortcodes – WordPress Plugin Tutorial

Creating WordPress Shortcodes

Shortcodes are very popular in WordPress plugins. Today, we’ll be creating WordPress shortcodes. It’s relatively simple. Create a new plugin called wpshortcodeex and update the index.php to look like this. [crayon-5a0f4f9e16d45959970900/] You’ll notice I renamed the function for checking the WordPress version. Reason is we don’t want this plugin to collide with any other functions. So, we give it a …

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WordPress Coding Standard – WordPress Plugin Tutorial

WordPress Coding Standard

This is something that should’ve been covered in the 2nd tutorial. We’ll be discussing what the WordPress coding standard is. I’m actually not going to write everything down, because everything is already written and explained on WordPress’s Codex. All information is clear and easy to understand. http://codex.wordpress.org/WordPress_Coding_Standards If you don’t feel like reading, watch the video to get a good understand …

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Deactivating A Plugin – WordPress Plugin Tutorial

Deactivating a Plugin

We’ve been learning a lot so far, but our plugins would be useless if the user didn’t have the correct WordPress version. In this lesson, we’re gonna take a look at how to grab the user’s current WordPress version and how we should go about deactivating a plugin. This function is actually so useful, we’re not going to create a …

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WordPress URL Functions – WordPress Plugin Tutorial

WordPress URL Functions

We just recently learned about the plugins_url() function and how handy it can be when we need to grab files from our own plugin. There are other WordPress URL functions which will be quite handy. Let’s create a new plugin.  Every time we create a new plugin, it’ll be based off the template plugin. So, I won’t be saying to copy …

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WordPress Plugin Path – WordPress Plugin Tutorial

WordPress Plugin Path

There will be times when you’ll want to grab the path to your plugin to grab an image or any file related to your plugin that you want loaded on the page. So, we’ll be learning a simple function that’ll help us do so. To grab a WordPress plugin path we use the plugins_url() function. Setting Up Alright, same as …

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Filter vs Action Hooks – WordPress Plugin Tutorial

Filter vs Action Hooks

So far, we’ve learned how to use an action hook and a filter hook.  Now, some of you might be thinking, what’s the difference? Filter vs action hooks is a common debate between developers and themselves. Action Hooks Action hooks can also take in data just like a filter hook. Action hooks are aimed at running behind the scenes. For …

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WordPress Filter Hooks – WordPress Plugin Tutorial

WordPress Filter Hooks

In our last lesson, we talked about action hooks. Now, we’re going to talk about how WordPress filter hooks work. Filter hooks, are the same as action hooks, except you’re passed a value and you must return a value. WordPress Filter Hooks You may want to modify certain content like the content, headers, titles, comments, etc.  WordPress filter hooks are …

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