Recent publications

Drupal: swiftmailer is abandoned, use symfony mailer (part 2) Arrea Systems Fri, 07/08/2022 - 10:00
While we covered first impressions and test the symfony mailere module, we describe in part 2 how we customised and integrate it with our module.
Drupal: swiftmailer is abandoned, use symfony mailer (part 1) Arrea Systems Thu, 06/30/2022 - 18:00
The popular swiftmailer module to send HTML email with Drupal is no longer maintained. It will be replaced by Symfony Mailer module. In this part 1article, we take a first view at the module and will try to implement a custom integration in part 2.
A tour guide example Arrea Systems Fri, 07/16/2021 - 08:30
Drupal 9.2 has introduced a new tour framework replacing Joyride with Shepherd. Try it live.
Jitsi video integration Arrea Systems Mon, 07/05/2021 - 17:12
Integration of Jitsi video conferencing solution. Create block to start video conference or content page with integrated video.
Cryptocurrencies Arrea Systems Fri, 01/22/2021 - 08:00


Cryptocurrencies payment


Cryptocurrencies have develop a lot in recent months. Specifically in the decentralized finance solutions.

This new module for EK management is an integration of payment gateway Utrust.

When using Utrust and this module you can request your client to pay your invoices with a cryptocurrency wallet and receive fiat currency.

Custom content view (part 2) Arrea Systems Wed, 08/12/2020 - 10:00
custom view


In previous article, we have built a simple custom view from sales data. In this article we will show how to create a relationship with another table, add access control and a menu link. You can also watch the video with complete built.


Custom content view (part 1) Arrea Systems Mon, 08/03/2020 - 14:00
custom view



Views is an integrated function from Drupal which allows to build content views from available data. Content views are any filtered data display in a form of table, list or grid.

Technique to format html email (simplenews + swiftmailer + css) Arrea Systems Sat, 07/18/2020 - 10:00


If you use swiftmailer + simplenews, you may want to send html email with custom css.

To achieve that,you have to customise 2 twig templates.

The first template is the default template that is provided by swiftmailer: simplenews-newsletter-body.html.twig.

You can use this template to build your own email body with content you like to use. For example, in the template below, an hero image is inserted using table layout.

Jitsi in Drupal Arrea Systems Sun, 06/14/2020 - 17:00
Integration module of Jitsi video conferencing service. Allows to point to a Jitsi Meet server, start a new video session or join existing directly from a Drupal 8 site.
Drupal Landing Page - part 2 Arrea Systems Sun, 06/14/2020 - 17:00
There is no single way to build a simple landing page in Drupal, but multiple solutions. This is how we built ours. In this article we look at the custom module.