Require Featured Image

A straightforward WordPress plugin that enforces the addition of a featured image to posts before they can be published.

Description

This plugin ensures that posts have appropriately sized featured images before they can be published. It provides both server-side validation and real-time JavaScript checks in the post editor.

Features

• Prevents publishing posts without featured images
• Supports minimum image size requirements
• Works with both Classic and Gutenberg editors
• Configurable post type support
• Customizable minimum image dimensions
• Real-time validation in the post editor

Installation

1. Upload the plugin files to the /wp-content/plugins/require-featured-image directory
2. Activate the plugin through the 'Plugins' menu in WordPress
3. Configure the plugin settings under Settings > Req Featured Image

Configuration

Post Types

By default, the plugin works only with Posts. You can enable it for other post types that support featured images through the settings page.

Minimum Image Size

You can set minimum dimensions for featured images:

• Default width: 800px
• Default height: 600px

Set both values to 0 to accept any image size.

Usage

1. Create or edit a post
2. Attempt to publish without a featured image
3. The plugin will:
   • Display a warning message
   • Disable the publish button
   • Prevent publishing until a valid featured image is set

Technical Details

The plugin consists of three main components:

• require-featured-image.php: Core plugin functionality
• admin-options.php: Settings page implementation
• require-featured-image-on-edit.js: Client-side validation

Requirements

• WordPress 5.0 or higher
• PHP 7.0 or higher

License

This project is licensed under the GPL v2 or later.

Author

Mike Kipruto

• Website: kipmyk.co.ke
• GitHub: kipmyk

Support

Please use the GitHub issues page to report bugs or request features.