nextcloud/lib/private/share/searchresultsorter.php

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2014-01-15 20:55:05 +04:00
<?php
/**
* Copyright (c) 2014 Arthur Schiwon <blizzz@owncloud.bzoc>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*
*/
namespace OC\Share;
class SearchResultSorter {
private $search;
private $encoding;
private $key;
/**
* @param $search the search term as was given by the user
* @param $key the array key containing the value that should be compared
* against
* @param $encoding optional, encoding to use, defaults to UTF-8
*/
public function __construct($search, $key, $encoding = 'UTF-8') {
$this->encoding = $encoding;
$this->key = $key;
$this->search = mb_strtolower($search, $this->encoding);
}
/**
* User and Group names matching the search term at the beginning shall appear
* on top of the share dialog.
* Callback function for usort. http://php.net/usort
*/
public function sort($a, $b) {
if(!isset($a[$this->key]) || !isset($b[$this->key])) {
\OCP\Util::writeLog('core', 'Sharing: cannot sort due to missing'.
'array key', \OC_Log::ERROR);
return 0;
}
$nameA = mb_strtolower($a[$this->key], $this->encoding);
$nameB = mb_strtolower($b[$this->key], $this->encoding);
$i = mb_strpos($nameA, $this->search, 0, $this->encoding);
$j = mb_strpos($nameB, $this->search, 0, $this->encoding);
if($i === $j) {
return 0;
} elseif ($i === 0) {
return -1;
} else {
return 1;
}
}
}