59 lines
1.7 KiB
PHP
59 lines
1.7 KiB
PHP
<?php
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/**
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* Copyright (c) 2014 Arthur Schiwon <blizzz@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*
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*/
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namespace OC\Share;
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class SearchResultSorter {
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private $search;
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private $encoding;
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private $key;
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private $log;
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/**
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* @param string $search the search term as was given by the user
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* @param string $key the array key containing the value that should be compared
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* against
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* @param string $encoding optional, encoding to use, defaults to UTF-8
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* @param \OC\Log $log optional
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*/
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public function __construct($search, $key, \OC\Log $log = null, $encoding = 'UTF-8') {
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$this->encoding = $encoding;
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$this->key = $key;
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$this->log = $log;
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$this->search = mb_strtolower($search, $this->encoding);
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}
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/**
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* User and Group names matching the search term at the beginning shall appear
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* on top of the share dialog. Following entries in alphabetical order.
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* Callback function for usort. http://php.net/usort
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*/
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public function sort($a, $b) {
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if(!isset($a[$this->key]) || !isset($b[$this->key])) {
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if(!is_null($this->log)) {
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$this->log->error('Sharing dialogue: cannot sort due to ' .
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'missing array key', array('app' => 'core'));
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}
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return 0;
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}
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$nameA = mb_strtolower($a[$this->key], $this->encoding);
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$nameB = mb_strtolower($b[$this->key], $this->encoding);
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$i = mb_strpos($nameA, $this->search, 0, $this->encoding);
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$j = mb_strpos($nameB, $this->search, 0, $this->encoding);
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if($i === $j || $i > 0 && $j > 0) {
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return strcmp(mb_strtolower($nameA, $this->encoding),
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mb_strtolower($nameB, $this->encoding));
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} elseif ($i === 0) {
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return -1;
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} else {
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return 1;
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}
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}
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}
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