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<?php
/**
* @version $Id: ItemCollection.php 11757 2013-06-26 16:24:01Z btowles $
* @author RocketTheme http://www.rockettheme.com
* @copyright Copyright (C) 2007 - 2020 RocketTheme, LLC
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
*/
class RokSprocket_ItemCollection extends RokCommon_Collection
{
/**
*
*/
const SORT_METHOD_AUTOMATIC = 'automatic';
/**
*
*/
const SORT_METHOD_MANUAL = 'manual';
/**
*
*/
const SORT_METHOD_RANDOM = 'random';
/**
*
*/
const APPEND_UNSORTED_BEFORE = 'before';
/**
*
*/
const APPEND_UNSORTED_AFTER = 'after';
/**
* @param RokSprocket_Item $a
* @param RokSprocket_Item $b
*
* @return int
*/
protected static function cmpForManualOrderWithAdditionalAfter($a, $b)
{
if ($a->getOrder() === null && $b->getOrder() === null) {
if ($a->getDbOrder() === $b->getDbOrder()) {
return 0;
}
return ($a->getDbOrder() < $b->getDbOrder()) ? -1 : 1;
} elseif ($a->getOrder() !== null && $b->getOrder() === null) {
return -1; // a comes before b
} elseif ($a->getOrder() === null && $b->getOrder() !== null) {
return 1; // a comes after b
} elseif ($a->getOrder() === $b->getOrder()) {
return 0;
} else {
return ($a->getOrder() < $b->getOrder()) ? -1 : 1;
}
}
/**
* @param RokSprocket_Item $a
* @param RokSprocket_Item $b
*
* @return int
*/
protected static function cmpForManualOrderWithAdditionalBefore($a, $b)
{
if ($a->getOrder() === null && $b->getOrder() === null) {
if ($a->getDbOrder() === $b->getDbOrder()) {
return 0;
}
return ($a->getDbOrder() < $b->getDbOrder()) ? -1 : 1;
} elseif ($a->getOrder() !== null && $b->getOrder() === null) {
return 1; // a comes before b
} elseif ($a->getOrder() === null && $b->getOrder() !== null) {
return -1; // a comes after b
} elseif ($a->getOrder() === $b->getOrder()) {
return 0;
} else {
return ($a->getOrder() < $b->getOrder()) ? -1 : 1;
}
}
/**
* @param $method
* @param $options
*/
public function sort($method = self::SORT_METHOD_AUTOMATIC, $options = array())
{
if ($method == self::SORT_METHOD_MANUAL) {
if (!isset($options['append'])) {
$append = self::APPEND_UNSORTED_AFTER;
} else {
$append = $options['append'];
}
$this->manualSort($append);
} elseif ($method == self::SORT_METHOD_RANDOM) {
$applyrandom = true;
if (isset($options['applyrandom'])) {
$applyrandom = $options['applyrandom'];
}
if ($applyrandom) {
$this->randomSort();
}
}
}
/**
* @param string $append
*/
protected function manualSort($append = self::APPEND_UNSORTED_AFTER)
{
if ($append == self::APPEND_UNSORTED_AFTER) {
$sort_callback = array('RokSprocket_ItemCollection', 'cmpForManualOrderWithAdditionalAfter');
} else {
$sort_callback = array('RokSprocket_ItemCollection', 'cmpForManualOrderWithAdditionalBefore');
}
uasort($this->items, $sort_callback);
}
/**
*
*/
protected function randomSort()
{
$keys = array_keys($this->items);
shuffle($keys);
foreach ($keys as $key) {
$newitems[] = $this->items[$key];
}
$this->items = $newitems;
}
/**
*
*/
public function getMaxId()
{
$max = 0;
foreach($this->items as $item)
{
if ($item->getId() > $max )
{
$max = $item->getId();
}
}
return $max;
}
public function getNextId()
{
return $this->getMaxId()+1;
}
}