/**
* Constructor.
*
* @param NeedsLoader $loader The object that loaded the data.
*/
public function __construct($loader)
{
parent::__construct();
$this->json_data = $loader->load_feed();
}
/**
* Shows all the needs posted on the Plaza.
*
* @param integer $num_per_page The number of items to show. Max is 15. Default is 10.
*
* @return array of all the needs posted on the Plaza.
*/
public function needs($num_per_page = 10)
{
if ($this->needs_num_requested == $num_per_page && !is_null($this->needs)) {
return $this->needs;
}
$this->needs_num_requested = $num_per_page;
$loader = new NeedsLoader($this->subdomain, $num_per_page, $this->cacher, $this->group_nickname);
$loader->add_url_params($this->other_url_params);
$this->needs = new Needs($loader);
return $this->needs;
}