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EEA Relations ============= EEA Relations package redefines relations in Plone. Right now in Plone any object can be in relation with any other object. EEA Relations lets you to define possible relations between objects. EEA Relations also comes with a nice, customizable faceted navigable popup for relations widget. Contents ======== .. contents:: Introduction ============ Once installed from "Add-ons", the package will add an utility called "Possible relations" under control panel. Main features ============= Main goal of EEA Relations is to be an alternative to the default Plone related item widget. EEA Relations features: 1. Define/restrict what kind of content types a certain content can relate to 2. Set restrictions on possible relations (e.g. relations can be made only with published content) 3. You can define easy to use faceted searches (using EEA Faceted navigation) on the relate items popup 4. Nice visual diagram showning all the relations and restrictions you defined (Control pane -> Possible relations) Installation ============ The easiest way to get eea.relations support in Plone 4 using this package is to work with installations based on `zc.buildout`_. Other types of installations should also be possible, but might turn out to be somewhat tricky. To get started you will simply need to add the package to your "eggs" and "zcml" sections, run buildout, restart your Plone instance and install the "eea.relations" package using the quick-installer or via the "Add-on Products" section in "Site Setup". .. _`zc.buildout`: http://pypi.python.org/pypi/zc.buildout/ You can download a sample buildout at: https://svn.eionet.europa.eu/repositories/Zope/trunk/eea.relations/buildouts/plone4/ Getting started =============== Once you install the package from control panel "Add-ons", the package will add an utility called "Possible relations" under control panel from where you can start define the relations, the constraints between contents etc. Dependencies ============ * graphviz yum install graphviz apt-get install graphviz API Doc ======= http://apidoc.eea.europa.eu/eea.relations-module.html Source code =========== Latest source code (Plone 4 compatible): https://svn.eionet.europa.eu/repositories/Zope/trunk/eea.relations/trunk Plone 2 and 3 compatible: https://svn.eionet.europa.eu/repositories/Zope/trunk/eea.relations/branches/plone25 Copyright and license ===================== The Initial Owner of the Original Code is European Environment Agency (EEA). All Rights Reserved. The EEA Relations (the Original Code) is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. More details under docs/License.txt Funding ======= EEA_ - European Enviroment Agency (EU) .. _EEA: http://www.eea.europa.eu/