Midgard2

Content repository for desktop and the web

Midgard has been a CMS

...but isn't just a CMS

The Midgard Project• Free software project

since 1999

• Midgard1 was just a CMS

• Midgard2 is a content repository

• Contributors from most European countries

• Synchronized release model, every 6 months

• Linux, Mac, Maemo

Content Repository

Common rules for data access

Content Repository

Signals about changes

Content Repository

Objects instead of SQL

Content Repository

Objects instead of SQL

http://xkcd.com/327/

Content Repository

Data model is scriptable

Content Repository

Synchronization and sharing

Midgard2Generic Content Repository

• Relational content storage based on MgdSchema ontologies

• Object-Relational Mapping, Query Builder

• Usable as library in C, Objective-C, Python and PHP

• Built with C, glib, libgda

• D-Bus signals for interprocess communications

• LGPL v2 licensing

Coming to a mobile device near you

...or maybe even into your finger

Midgard2

Objects are defined in MgdSchema files

Midgard2

Using Midgard (G)objects

Midgard2

Query Builder

Midgard2

Tree access

• Parent-child relations• get_parent()• list_children()

• Access via named paths• get_by_path()

Midgard2

Conboy can use Midgard as a content repository

Midgard MVC

Put your content repository on the web

Midgard MVC

• Very efficient MVC framework for PHP

• Python and D-Bus for background processing

• Gettext + intl i18n• TAL templating• Full WebDAV support• Git for packaging and

deployment

Midgard MVC

Qaiku: Microblogging with Midgard

Midgard MVC

Tomboy web synchronization with Midgard

Midgard MVC

CouchDB replication protocol

Midgard2 9.09 Mjolnir

Mjolnir

Database views

Mjolnir

Extending storage

Midgard2 Runtime

Mjolnir +1

• Vala• RDFa & Tracker• Gobject Introspection

• XMPP replication • Runtime for Linux• Spring 2010

Forget about SQL, use a content repository

Start by installing Midgard2 now

midgard2.org #midgard on FreeNode