AnonymousFox

/home/develito/httpdocs/components/com_abook-/models/tags.php

<?php

// No direct access
defined('_JEXEC') or die;

jimport('joomla.application.component.modellist');

class AbookModelTags extends JModelList
{
	protected $_item = null;

/**
	 * Method to get a list of items.
	 *
	 * @return	mixed	An array of objects on success, false on failure.
	 */
//questa funzione contiene i libri che risultano dalla query più in basso, si può anche non mettere, la lascio perchè se voglio fare una variazione alla funzione di default basta che scrivo cose dopo $items = &parent::getItems(); facendo un ciclo for per tutti gli items
	public function getItems()
	{
		// Invoke the parent getItems method to get the main list
		$items = parent::getItems();
		for ($i = 0, $n = count($items); $i < $n; $i++) {
                        $item = &$items[$i];
			$this->_tagname($item->id);
                        $item->tags=$this->_tagname;
                }
		return $items;
	}

//query che tira fuori i libri di una categoria che vengono messi nel risultato della funzione getItems
	protected function getListQuery()
	{
		$user	= JFactory::getUser();
		$groups	= implode(',', $user->getAuthorisedViewLevels());

// Create a new query object.
		$db		= $this->getDbo();
		$query	= $db->getQuery(true);

// Select required fields from the categories.
		$query->select($this->getState('list.select', '*'));
		$query->from('`#__abtag_groups` AS a');

// Filter by language
		if ($this->getState('filter.language')) {
			$query->where('a.language in (' . $db->Quote(JFactory::getLanguage()->getTag()) . ',' . $db->Quote('*') . ')');
		}

// Add the list ordering clause.
		$query->order($db->escape($this->getState('list.ordering', 'name')).' '.$db->escape($this->getState('list.direction', 'ASC')));
		return $query;
	}

/**
	 * Method to auto-populate the model state.
	 *
	 * Note. Calling getState in this method will result in recursion.
	 *
	 * @since	1.6
	 */
	protected function populateState($ordering = null, $direction = null)
	{
		// Initialise variables.
		$app    = JFactory::getApplication('site');
                $itemid = $app->input->get('id', 0, 'int') . ':' . $app->input->get('Itemid', 0, 'int');
                // Load the parameters
                $params = $app->getParams();
		$menuParams = new JRegistry;

if ($menu = $app->getMenu()->getActive()) {
                        $menuParams->loadString($menu->params);
                }

$mergedParams = clone $menuParams;
                $mergedParams->merge($params);
                $this->setState('params', $mergedParams);

// List state information
		$limit = $app->getUserStateFromRequest('abook.tags.list.'.$itemid.'.limit', 'limit', $params->get('tagspagination'), 'uint');
		$this->setState('list.limit', $limit);

$limitstart = JRequest::getVar('limitstart', 0, '', 'int');
		$this->setState('list.start', $limitstart);

$orderCol	= JRequest::getCmd('filter_order', $params->get('tags_display_order','name'));
		$this->setState('list.ordering', $orderCol);

$listOrder	=  JRequest::getCmd('filter_order_Dir', $params->get('tags_display_order_dir','ASC'));
		$this->setState('list.direction', $listOrder);

$id = JRequest::getVar('id', 0, '', 'int');
		$this->setState('category.id', $id);

$this->setState('filter.published',	1);

$this->setState('filter.language', JLanguageMultilang::isEnabled());	
	}

protected function _Tagname($idtaggroup)
        {
                // Lets load the content if it doesn't already exist
		$db             = $this->getDbo();
                $query  = $db->getQuery(true);
                $query->select('t.*, count(bt.idbook) AS num');
		$query->select("CASE WHEN CHAR_LENGTH(t.alias) THEN CONCAT_WS(':', t.id, t.alias) ELSE t.id END as slug");
		$query->from('#__abtag AS t');
		$query->leftjoin('#__abbooktag AS bt ON bt.idtag=t.id');
		$query->where('t.id_taggroup = '. (int) $idtaggroup);
		$query->where('t.language in (' . $db->Quote(JFactory::getLanguage()->getTag()) . ',' . $db->Quote('*') . ')');
		$query->group('t.id');
                $this->_db->setQuery($query);
                $this->_tagname = $this->_db->loadObjectList();
                return $this->_tagname;
        }
}