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|
<?php
namespace Files\Core\Util;
class ArrayUtil
{
/**
* Sort multidimensional array by any key
*
* @static
* @param array $arr the array to sort
* @param string $key the key to sort
* @param string $dir ASC or DESC sort direction
*
* @return array the sorted array
*/
static function sort_by_key($arr, $key, $dir)
{
global $key2sort;
$key2sort = $key;
if ($dir == "DESC") {
usort($arr, array('self', 'invsort'));
} else {
usort($arr, array('self', 'sort'));
}
return ($arr);
}
/**
* Sort multidimensional properties array by any key
*
* @static
* @param array $arr the array to sort
* @param string $key the key to sort
* @param string $dir ASC or DESC sort direction
*
* @return array the sorted array
*/
static function sort_props_by_key($arr, $key, $dir)
{
global $key2sort;
$key2sort = $key;
if ($dir == "DESC") {
usort($arr, array('self', 'invpropsort'));
} else {
usort($arr, array('self', 'propsort'));
}
return ($arr);
}
/**
* compare function for multidimensional array sorting
*
* @static
* @param array $a this argument will be compared with argument $b
* @param array $b this argument will be compared with argument $a
*
* @return int compare value. If $a < $b the return value will be -1.
*/
static function sort($a, $b)
{
global $key2sort;
if ($a['isFolder'] == $b['isFolder']) {
if (is_numeric($a[$key2sort]) && is_numeric($b[$key2sort])) {
if ($a[$key2sort] == $b[$key2sort]) {
return 0;
}
return ($a[$key2sort] < $b[$key2sort]) ? -1 : 1;
} else {
return (strcasecmp($a[$key2sort], $b[$key2sort]));
}
}
return ((int)$a['isFolder'] - (int)$b['isFolder']);
}
/**
* inverse compare function for multidimensional array sorting
*
* @static
* @param array $a this argument will be compared with argument $b
* @param array $b this argument will be compared with argument $a
*
* @return int compare value. If $a < $b the return value will be 1.
*/
static function invsort($a, $b)
{
global $key2sort;
if ($a['isFolder'] == $b['isFolder']) {
if (is_numeric($a[$key2sort]) && is_numeric($b[$key2sort])) {
if ($a[$key2sort] == $b[$key2sort]) {
return 0;
}
return ($a[$key2sort] < $b[$key2sort]) ? 1 : -1;
} else {
return (-1 * strcasecmp($a[$key2sort], $b[$key2sort]));
}
}
return ((int)$b['isFolder'] - (int)$a['isFolder']);
}
/**
* compare function for multidimensional array sorting
*
* @static
* @param array $a this argument will be compared with argument $b
* @param array $b this argument will be compared with argument $a
*
* @return int compare value. If $a < $b the return value will be -1.
*/
static function propsort($a, $b)
{
global $key2sort;
if ($a['props']['type'] == $b['props']['type']) {
if (is_numeric($a['props'][$key2sort]) && is_numeric($b['props'][$key2sort])) {
if ($a['props'][$key2sort] == $b['props'][$key2sort]) {
return 0;
}
return ($a['props'][$key2sort] < $b['props'][$key2sort]) ? -1 : 1;
} else {
return (strcasecmp($a['props'][$key2sort], $b['props'][$key2sort]));
}
}
return ($a['props']['type'] - $b['props']['type']);
}
/**
* inverse compare function for multidimensional array sorting
*
* @static
* @param array $a this argument will be compared with argument $b
* @param array $b this argument will be compared with argument $a
*
* @return int compare value. If $a < $b the return value will be 1.
*/
static function invpropsort($a, $b)
{
global $key2sort;
if ($a['props']['type'] == $b['props']['type']) {
if (is_numeric($a['props'][$key2sort]) && is_numeric($b['props'][$key2sort])) {
if ($a['props'][$key2sort] == $b['props'][$key2sort]) {
return 0;
}
return ($a['props'][$key2sort] < $b['props'][$key2sort]) ? 1 : -1;
} else {
return (-1 * strcasecmp($a['props'][$key2sort], $b['props'][$key2sort]));
}
}
return ($b['props']['type'] - $a['props']['type']);
}
}
|
