Docman example plugin

gistfile1.php

<?php
/**
 * @package     Koowa.Plugin
 * @subpackage  Docman
 *
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('KOOWA') or die;

class PlgKoowaDocman extends PlgKoowaDefault
{
    /**
     * Plugin name, usually the component name
     * @var string
     */
    protected $_name = 'docman';

    /**
     * After document is saved, look for certain keywords and do something
     *
     * @param KEvent $event
     */
    public function onAfterDocumentControllerEdit(KEvent $event)
    {
        //The result of the controller action is stored in the "result" property
        //In this case, the result is a KDatabaseRowDefault object
        $row = $event->result;

        //The row contains properties that map to the database table columns
        $description = $row->description;

        //You can now do anything you want with the data, for example look for certain keywords
        $year = $author = null;
        if(preg_match('#{year:([\s0-9]*)}#', $description, $match)){
            $year = trim($match[1]);
        }

        //Or get the author?
        if(preg_match('#{author:([\s\w]*)}#', $description, $match)){
            $author = trim($match[1]);
        }

        //Now do some custom query to store these values, perhaps store in a table using $row->id as an index?
        if($year){
            //Do something
        }

        if($author){
            //Do something
        }
    }

    /**
     * Add events are processed the same as edit events
     *
     * @calls $this->onAfterDocumentControllerEdit($event);
     * @param KEvent $event
     */
    public function onAfterDocumentControllerAdd(KEvent $event)
    {
        $this->onAfterDocumentControllerEdit($event);
    }

    /**
     * On delete, remove the custom values stored
     * @param KEvent $event
     */
    public function onAfterDocumentControllerDelete(KEvent $event)
    {
        $row = $event->result;

        //Do something to delete the stored values using $row->id as the key
    }
}