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<?php
/**
* @package Search - ZOO
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
*/
// no direct access
defined('_JEXEC') or die('Restricted access');
jimport('joomla.plugin.plugin');
class plgSearchZoosearch extends JPlugin {
/* menu item mapping */
public $menu;
public $app;
/*
Function: plgSearchZoosearch
Constructor.
Parameters:
$subject - Array
$params - Array
Returns:
Void
*/
public function plgSearchZoosearch($subject, $params) {
// make sure ZOO exists
if (!JComponentHelper::getComponent('com_zoo', true)->enabled) {
return;
}
parent::__construct($subject, $params);
// load config
jimport('joomla.filesystem.file');
if (!JFile::exists(JPATH_ADMINISTRATOR.'/components/com_zoo/config.php') || !JComponentHelper::getComponent('com_zoo', true)->enabled) {
return;
}
require_once(JPATH_ADMINISTRATOR.'/components/com_zoo/config.php');
$this->app = App::getInstance('zoo');
}
/*
Function: onSearchAreas
Get search areas.
Returns:
Array - Search areas
*/
public function onSearchAreas() {
static $areas = array();
return $areas;
}
/*
Function: onSearch
Get search results. The sql must return the following fields that are used in a common display routine: href, title, section, created, text, browsernav
Parameters:
$text - Target search string
$phrase - Matching option, exact|any|all
$ordering - Ordering option, newest|oldest|popular|alpha|category
$areas - An array if the search it to be restricted to areas, null if search all
Returns:
Array - Search results
*/
public function onContentSearch($text, $phrase = '', $ordering = '', $areas = null) {
$db = $this->app->database;
// init vars
$now = $db->Quote($this->app->date->create()->toSQL());
$null = $db->Quote($db->getNullDate());
$text = trim($text);
// return empty array, if no search text provided
if (empty($text)) {
return array();
}
// get plugin info
$plugin = JPluginHelper::getPlugin('search', 'zoosearch');
$params = $this->app->parameter->create($plugin->params);
$fulltext = $params->get('search_fulltext', 0) && strlen($text) > 3 && intval($db->getVersion()) >= 4;
$limit = $params->get('search_limit', 50);
$elements = array();
foreach ($this->app->application->groups() as $application) {
foreach($application->getTypes() as $type) {
foreach ($type->getElements() as $element) {
if (!$element->canAccess()) {
$elements[] = $db->Quote($element->identifier);
}
}
}
}
$access = $elements ? 'NOT element_id in ('.implode(',', $elements).')' : '1';
// prepare search query
switch ($phrase) {
case 'exact':
if ($fulltext) {
$text = $db->escape($text);
$where[] = "MATCH(a.name) AGAINST ('\"{$text}\"' IN BOOLEAN MODE)";
$where[] = "MATCH(b.value) AGAINST ('\"{$text}\"' IN BOOLEAN MODE) AND $access";
$where[] = "MATCH(c.name) AGAINST ('\"{$text}\"' IN BOOLEAN MODE)";
$where = implode(" OR ", $where);
} else {
$text = $db->Quote('%'.$db->escape($text, true).'%', false);
$like = array();
$like[] = 'a.name LIKE '.$text;
$like[] = "b.value LIKE $text AND $access";
$like[] = 'c.name LIKE '.$text;
$where = '(' .implode(') OR (', $like).')';
}
break;
case 'all':
case 'any':
default:
if ($fulltext) {
$text = $db->escape($text);
$where[] = "MATCH(a.name) AGAINST ('{$text}' IN BOOLEAN MODE)";
$where[] = "MATCH(b.value) AGAINST ('{$text}' IN BOOLEAN MODE) AND $access";
$where[] = "MATCH(c.name) AGAINST ('{$text}' IN BOOLEAN MODE)";
$where = implode(" OR ", $where);
} else {
$words = explode(' ', $text);
$wheres = array();
foreach ($words as $word) {
$word = $db->Quote('%'.$db->escape($word, true).'%', false);
$like = array();
$like[] = 'a.name LIKE '.$word;
$like[] = 'EXISTS (SELECT value FROM '.ZOO_TABLE_SEARCH.' WHERE a.id = item_id AND value LIKE '.$word.' AND '.$access.')';
$like[] = 'EXISTS (SELECT name FROM '.ZOO_TABLE_TAG.' WHERE a.id = item_id AND name LIKE '.$word.')';
$wheres[] = implode(' OR ', $like);
}
$where = '('.implode(($phrase == 'all' ? ') AND (' : ') OR ('), $wheres).')';
}
}
// set search ordering
switch ($ordering) {
case 'newest':
$order = 'a.created DESC';
break;
case 'oldest':
$order = 'a.created ASC';
break;
case 'popular':
$order = 'a.hits DESC';
break;
case 'alpha':
case 'category':
default:
$order = 'a.name ASC';
}
// set query options
$select = "DISTINCT a.*";
$from = ZOO_TABLE_ITEM." AS a"
." LEFT JOIN ".ZOO_TABLE_SEARCH." AS b ON a.id = b.item_id"
." LEFT JOIN ".ZOO_TABLE_TAG." AS c ON a.id = c.item_id";
$conditions = array("(".$where.")"
." AND a.searchable = 1"
." AND a." . $this->app->user->getDBAccessString()
." AND (a.state = 1"
." AND (a.publish_up = ".$null." OR a.publish_up <= ".$now.")"
." AND (a.publish_down = ".$null." OR a.publish_down >= ".$now."))");
// execute query
$items = $this->app->table->item->all(compact('select', 'from', 'conditions', 'order', 'limit'));
// create search result rows
$rows = array();
if (!empty($items)) {
// set renderer
$renderer = $this->app->renderer->create('item')->addPath(array($this->app->path->path('component.site:'), $this->app->path->path('plugins:search/zoosearch/')));
foreach ($items as $item) {
$row = new stdClass();
$row->title = $item->name;
$row->text = $renderer->render('item.default', array('item' => $item));
$row->href = $this->app->route->item($item);
$row->created = $item->created;
$row->section = '';
$row->browsernav = 2;
$rows[] = $row;
}
}
return $rows;
}
public function registerZOOEvents() {
if ($this->app) {
$this->app->event->dispatcher->connect('type:assignelements', array($this, 'assignElements'));
}
}
public function assignElements() {
$this->app->system->application->enqueueMessage(JText::_('Only text based elements are allowed in the search layouts'), 'notice');
}
}