Building a Recipe Plugin for WordPress

Posted on 20th June 2023

Building a Recipe Plugin for WordPress
As a WordPress developer, you may be asked to build a custom plugin for a client. This article will show you how to build a recipe plugin for WordPress.

A recipe plugin is a great way to add content to a WordPress site. Recipes are easy to add and manage, and they can be displayed in a variety of ways.

There are a few things to consider when building a recipe plugin for WordPress. First, you need to decide what features you want to include. Second, you need to choose a plugin framework. And third, you need to decide how you’re going to display your recipes.

In this article, we’ll cover all of these topics and show you how to build a recipe plugin for WordPress.

What Features to Include
When you’re planning to build a recipe plugin, the first thing you need to do is decide what features you want to include.

Some common features for recipe plugins include:

-The ability to add recipes
-The ability to edit recipes
-The ability to delete recipes
-The ability to search for recipes
-The ability to rate recipes
-The ability to comment on recipes
-The ability to share recipes
-The ability to print recipes

Of course, you don’t have to include all of these features. But, these are some of the most common features that recipe plugins include.

How to Choose a Plugin Framework
The next thing you need to do when you’re planning to build a recipe plugin is choose a plugin framework.

There are a few different plugin frameworks available for WordPress. But, we recommend using the WordPress Plugin Boilerplate.

The WordPress Plugin Boilerplate is a great option for a number of reasons. First, it’s well-documented. Second, it’s constantly updated. And third, it’s been used to build thousands of plugins.

How to Display Your Recipes
Once you’ve decided what features to include and which plugin framework to use, the next step is to decide how you’re going to display your recipes.

There are a few different options for displaying recipes. You can use a shortcode, a widget, or a template tag.

If you want to give your users the ability to display recipes anywhere on their site, then you should use a shortcode.

If you want to display recipes in a specific location, such as a sidebar, then you should use a widget.

And if you want to display recipes in a template file, then you should use a template tag.

Conclusion
In this article, we’ve shown you how to build a recipe plugin for WordPress. We’ve covered everything from deciding what features to include to choosing a plugin framework to displaying your recipes.

Now that you know how to build a recipe plugin, you can start adding recipes to your WordPress site.

Assuming you have a basic understanding of PHP and object-oriented programming, building a recipe plugin for WordPress is actually quite simple. In this article, I’ll walk you through the process of building a basic recipe plugin, including a custom post type, custom fields, and even a custom taxonomy.

Before we get started, you’ll need to set up a few things:

1. A local development environment for WordPress
2. A text editor or IDE
3. A basic understanding of PHP
4. A basic understanding of object-oriented programming

With that out of the way, let’s get started!

Creating a Plugin

The first thing we need to do is create a new plugin. In your text editor, create a new file and save it as recipe-plugin.php.

At the top of the file, we’ll need to add some basic information about our plugin. This is called the plugin header.

<?php
/*
Plugin Name: Recipe Plugin
Plugin URI: https://example.com/recipe-plugin
Description: A simple plugin for adding recipes to WordPress
Version: 1.0
Author: John Doe
Author URI: https://example.com
License: GPLv2 or later
Text Domain: recipe-plugin
*/

This information is used by WordPress to display information about the plugin on the plugin administration page.

Creating a Custom Post Type

Next, we need to create a custom post type for our recipes. WordPress comes with a few built-in post types, such as posts and pages, but it's also possible to create custom post types.

We'll start by creating a new file called recipe-post-type.php and saving it in our plugin directory. In this file, we'll use the register_post_type() function to create our custom post type.

_x( ‘Recipes’, ‘post type general name’, ‘recipe-plugin’ ),
‘singular_name’ => _x( ‘Recipe’, ‘post type singular name’, ‘recipe-plugin’ ),
‘menu_name’ => _x( ‘Recipes’, ‘admin menu’, ‘recipe-plugin’ ),
‘name_admin_bar’ => _x( ‘Recipe’, ‘add new on admin bar’, ‘recipe-plugin’ ),
‘add_new’ => _x( ‘Add New’, ‘recipe’, ‘recipe-plugin’ ),
‘add_new_item’ => __( ‘Add New Recipe’, ‘recipe-plugin’ ),
‘new_item’ => __( ‘New Recipe’, ‘recipe-plugin’ ),
‘edit_item’ => __( ‘Edit Recipe’, ‘recipe-plugin’ ),
‘view_item’ => __( ‘View Recipe’, ‘recipe-plugin’ ),
‘all_items’ => __( ‘All Recipes’, ‘recipe-plugin’ ),
‘search_items’ => __( ‘Search Recipes’, ‘recipe-plugin’ ),
‘parent_item_colon’ => __( ‘Parent Recipes:’, ‘recipe-plugin’ ),
‘not_found’ => __( ‘No recipes found.’, ‘recipe-plugin’ ),
‘not_found_in_trash’ => __( ‘No recipes found in Trash.’, ‘recipe-plugin’ )
);

$args = array(
‘labels’ => $labels,
‘public’ => true,
‘publicly_queryable’ => true,
‘show_ui’ => true,
‘show_in_menu’ => true,
‘query_var’ => true,
‘rewrite’ => array( ‘slug’ => ‘recipe’ ),
‘capability_type’ => ‘post’,
‘has_archive’ => true,
‘hierarchical’ => false,
‘menu_position’ => null,
‘supports’ => array( ‘title’, ‘editor’, ‘author’, ‘thumbnail’, ‘excerpt’, ‘comments’ )
);

register_post_type( ‘recipe’, $args );
}
add_action( ‘init’, ‘recipe_register_post_type’ );

This code does a few things:

1. It defines a set of labels that will be used by WordPress to display information about the post type on the administration screens.
2. It defines a set of arguments for the post type. These arguments control various aspects of the post type, such as whether it is publicly queryable, what capabilities it supports, and so on.
3. It calls the register_post_type() function, passing in the name of the post type (recipe) and the arguments ( $args ) as arguments.
4. It calls the add_action() function to hook the recipe_register_post_type() function into the WordPress init action. This ensures that the function is called when WordPress initializes.

With our custom post type created, we can now go ahead and create some recipes!

Creating Custom Fields

In order to store our recipe information, we’ll need to create some custom fields. Custom fields are a way of storing arbitrary information about a post, and they’re a essential part of any recipe plugin.

There are a few different ways to create custom fields in WordPress, but for our purposes, we’ll use the Advanced Custom Fields (ACF) plugin. ACF is a powerful plugin that makes it easy to create custom fields, and it’s free to use for personal projects.

Once you’ve installed and activated ACF, you can go ahead and create a new field group. Field groups are a way of grouping together related fields, and they can be attached to any post type.

In our case, we want to create a field group for our recipes, so we’ll select the Recipe post type from the list of post types. We can then go ahead and add our fields to the field group.

As you can see, we’ve added a few different fields to our field group:

1. Recipe Title: A text field for the recipe title
2. Recipe Description: A textarea field for the recipe description
3. Recipe Image: An image field for the recipe image
4. Recipe Ingredients: Arepeater field for the recipe ingredients
5. Recipe Instructions: A textarea field for the recipe instructions

With our field group created, we can now go ahead and add some data to our recipes.

Creating a Custom Taxonomy

In addition to custom post types and custom fields, WordPress also supports custom taxonomies. Taxonomies are a way of grouping together similar items, and they’re often used to organize content.

For our recipe plugin, we might want to create a custom taxonomy to group our recipes by cuisine. This would allow us to easily display all recipes for a particular cuisine on a single page.

Creating a custom taxonomy is similar to creating a custom post type. We’ll start by creating a new file called recipe-taxonomy.php and saving it in our plugin directory. In this file, we’ll use the register_taxonomy() function to create our custom taxonomy.

_x( ‘Cuisines’, ‘taxonomy general name’, ‘recipe-plugin’ ),
‘singular_name’ => _x( ‘Cuisine’, ‘taxonomy singular name’, ‘recipe-plugin’ ),
‘search_items’ => __( ‘Search Cuisines’, ‘recipe-plugin’ ),
‘popular_items’ => __( ‘Popular Cuisines’, ‘recipe-plugin’ ),
‘all_items’ => __( ‘All Cuisines’, ‘recipe-plugin’ ),
‘parent_item’ => null,
‘parent_item_colon’ => null,
‘edit_item’ => __( ‘Edit Cuisine’, ‘recipe-plugin’ ),
‘update_item’ => __( ‘Update Cuisine’, ‘recipe-plugin’ ),
‘add_new_item’ => __( ‘Add New Cuisine’, ‘recipe-plugin’ ),
‘new_item_name’ => __( ‘New Cuisine Name’, ‘recipe-plugin’ ),