mirror of
https://github.com/OpenXE-org/OpenXE.git
synced 2024-12-29 08:00:28 +01:00
92 lines
2.6 KiB
PHP
92 lines
2.6 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
namespace Sabre\DAV;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* String utility
|
||
|
|
*
|
||
|
|
* This class is mainly used to implement the 'text-match' filter, used by both
|
||
|
|
* the CalDAV calendar-query REPORT, and CardDAV addressbook-query REPORT.
|
||
|
|
* Because they both need it, it was decided to put it in Sabre\DAV instead.
|
||
|
|
*
|
||
|
|
* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
|
||
|
|
* @author Evert Pot (http://evertpot.com/)
|
||
|
|
* @license http://sabre.io/license/ Modified BSD License
|
||
|
|
*/
|
||
|
|
class StringUtil {
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Checks if a needle occurs in a haystack ;)
|
||
|
|
*
|
||
|
|
* @param string $haystack
|
||
|
|
* @param string $needle
|
||
|
|
* @param string $collation
|
||
|
|
* @param string $matchType
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
static function textMatch($haystack, $needle, $collation, $matchType = 'contains') {
|
||
|
|
|
||
|
|
switch ($collation) {
|
||
|
|
|
||
|
|
case 'i;ascii-casemap' :
|
||
|
|
// default strtolower takes locale into consideration
|
||
|
|
// we don't want this.
|
||
|
|
$haystack = str_replace(range('a', 'z'), range('A', 'Z'), $haystack);
|
||
|
|
$needle = str_replace(range('a', 'z'), range('A', 'Z'), $needle);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'i;octet' :
|
||
|
|
// Do nothing
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'i;unicode-casemap' :
|
||
|
|
$haystack = mb_strtoupper($haystack, 'UTF-8');
|
||
|
|
$needle = mb_strtoupper($needle, 'UTF-8');
|
||
|
|
break;
|
||
|
|
|
||
|
|
default :
|
||
|
|
throw new Exception\BadRequest('Collation type: ' . $collation . ' is not supported');
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
switch ($matchType) {
|
||
|
|
|
||
|
|
case 'contains' :
|
||
|
|
return strpos($haystack, $needle) !== false;
|
||
|
|
case 'equals' :
|
||
|
|
return $haystack === $needle;
|
||
|
|
case 'starts-with' :
|
||
|
|
return strpos($haystack, $needle) === 0;
|
||
|
|
case 'ends-with' :
|
||
|
|
return strrpos($haystack, $needle) === strlen($haystack) - strlen($needle);
|
||
|
|
default :
|
||
|
|
throw new Exception\BadRequest('Match-type: ' . $matchType . ' is not supported');
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This method takes an input string, checks if it's not valid UTF-8 and
|
||
|
|
* attempts to convert it to UTF-8 if it's not.
|
||
|
|
*
|
||
|
|
* Note that currently this can only convert ISO-8559-1 to UTF-8 (latin-1),
|
||
|
|
* anything else will likely fail.
|
||
|
|
*
|
||
|
|
* @param string $input
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
static function ensureUTF8($input) {
|
||
|
|
|
||
|
|
$encoding = mb_detect_encoding($input, ['UTF-8', 'ISO-8859-1'], true);
|
||
|
|
|
||
|
|
if ($encoding === 'ISO-8859-1') {
|
||
|
|
return utf8_encode($input);
|
||
|
|
} else {
|
||
|
|
return $input;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|