App development¶

Intro¶

Before you start, please check if there already is a similar app in the App Store or the GitHub organisation that you could contribute to. Also, feel free to communicate your idea and plans in the forum so other contributors might join in.

Then, please make sure you have set up a development environment:

Development environment

Before starting to write an app please read the security and coding guidelines:

After this you can start with the tutorial

Tutorial

Once you are ready for publishing, check out the app store process:

App store publishing

For enhanced security it is also possible to sign your code:

Code signing

App development¶

Take a look at the changes in this version:

Changelog

Create a new app:

Create an app

Inner parts of an app:

Requests¶

How a request is being processed:

View¶

The app’s presentation layer:

Storage¶

Create database tables, run Sql queries, store/retrieve configuration information and access the filesystem:

Authentication & users¶

Creating, deleting, updating, searching, login and logout:

User management

Writing a two-factor auth provider:

Two-factor providers

Hooks¶

Listen on events like user creation and execute code:

Hooks

Background jobs¶

Periodically run code in the background:

Background jobs (Cron)

Settings¶

An app can register both admin settings as well as personal settings:

Settings

Notifications¶

An app can send notifications to display to users. It can also retrieve and act upon notifications that are received by the users. See the documentation of the official Notifications app.