drupal 8

Drupal 8: How to write a simple custom “block module” alvin June 21, 2016 - 8:25pm
Table of Contents1 - Goals2 - Backup your database3 - Check my code out of Github, or create a module directory4 - Create a project info YAML file5 - Create the necessary subdirectories6 - Write the code to display your block7 - Clear the caches8 - Enable the module9 - Place the block module10 - See the custom block on your website11 - The biggest problem I encountered12 - The source code13 - Summary

In this tutorial I’ll demonstrate how to write a simple Drupal 8 “block module.” By this I mean that I’ll show you how to write a simple Drupal 8 module that will display output in a block. When you’re done you will have created a new block that you can place in one or more theme regions.

How to make a Drupal 8 website a static website

The URL I linked to is a story about how to convert a Drupal 8 website into a static website. What it comes down to is, if you’re just running a blog and you don’t care about comments, why bother dealing with all the ugliness of maintaining a Drupal 8 website?

How to update Drupal 8 modules manually (from the command line) alvin February 21, 2019 - 11:28am

There was a Drupal 8 module security update today for the Metatag module, and for some reason I couldn’t get Composer commands like these to work:

composer update drupal/metatag --with-dependencies
composer require 'drupal/metatag:^1.8'
composer require 'drupal/metatag:~1.8'
Best thing I’ve done to eliminate comments spam in Drupal 8 alvin May 1, 2018 - 7:43pm

After trying a lot of different anti-spam modules with Drupal 8, the best thing I’ve ever done to reduce comment spam is to go to the Drupal admin /admin/structure/types/manage/blog/fields URI, click Edit on the Comments field, and then select the “Anonymous posters may not enter their contact information.” Since I chose that option two days ago I’ve only had one spammy comment show up in my approval list. That field gave spammers a simple way to enter a URL, and without it, the spam seems to have dried up.

How to install and remove Drupal 8 modules at the command line with Composer

I find Drupal 8 module management to be confusing, but one thing I’ve learned is that you can install and remove Drupal 8 modules with Composer at the command line.

Adding a Drupal 8 module with Composer

The short story is that to add a new module — such as the reCAPTCHA anti-spam module — you type this command at the command line (in the root directory of your Drupal 8 website) to install it:

Disabling Drupal 8 page caching significantly increases CPU use

As I noted five days ago, Mollom went out of business so I had to switch this Drupal 8 website to use a different module to control comment spam. I ended up adding two modules that work together, but the side effect of using their best features is that they end up disabling Drupal 8 page caching. This image clearly shows the result that disabling page caching has on CPU use.

A Drush 9 list of commands (for Drupal 8)

I’m sure there’s something I’m missing here, but ... as I’m just getting started using Drush 9 to manage a Drupal 8 website, I can’t find a list of Drush 9 commands on the drush.org website. Therefore, in an effort to make my life easier (and hopefully yours), here’s a list of Drush 9 commands.