Retrieves an item from a phing delimited list property by index, or null if index is not set.

ListItemByKeyTask.php

<?php

require_once 'phing/Task.php';

/**
 * Retrieves and sets a property based on the requested key index
 */
class ListItemByKeyTask extends Task
{

    protected $taskname = 'listitembykey';

    protected $key;

    protected $property;

    protected $returnval;

    protected $delimeter = ',';

    public function init()
    {

    }

    public function main()
    {
        $items = explode($this->delimeter, $this->project->getProperty($this->property));
        $key = (int)$this->project->getProperty($this->key);

        if(isset($items[$key])) {
            $this->project->setProperty($this->returnval, $items[$key]);
        }
      
        return null;
    }

    public function setKey($key)
    {
        $this->key = $key;
    }

    public function setProperty($property)
    {
        $this->property = $property;
    }

    public function setReturnval($returnVal)
    {
        $this->returnval = $returnVal;
    }

    public function setDelimeter($delim)
    {
        $this->delimeter = $delim;
    }
}